CN103785126B - There is the fire fighting truck of automatic deploying and retracting band function - Google Patents

Abstract

There is a fire fighting truck for automatic deploying and retracting band function, belong to fire-fighting vehicle technical field. comprise vehicle body, it comprises headstock, He Chudai railway carriage or compartment, power railway carriage or compartment, folding and unfolding band mechanism and placement machine, feature: placement machine is located at storage with coordinating on the frame of railway carriage or compartment, railway carriage or compartment and with the top in power railway carriage or compartment, folding and unfolding band mechanism is disposed in placement machine, folding and unfolding band mechanism comprises folding and unfolding band truss, conveyer belt drive roll, conveyer belt driven voller, conveyer belt, drive roll headstock, carry roller transmission case secretly, entrainment device and supporting arm locking device, folding and unfolding band truss comprises first, the second arm beam and supporting arm, drive roll headstock comprises drive roll headstock casing and conveyer belt drive roll CD-ROM drive motor, carrying roller transmission case secretly comprises and carries roller transmission case body secretly, main, driven sprocket and driving chain, top in power railway carriage or compartment forms power railway carriage or compartment compartment top frame, fixes the first arm beam gear guardrail in a side of the first arm beam, fixes the second arm beam gear guardrail in a side of the second arm beam. the driving safety of support vehicles.

Description

There is the fire fighting truck of automatic deploying and retracting band function

Technical field

The invention belongs to fire-fighting vehicle technical field, be specifically related to a kind of fire fighting truck with automatic deploying and retracting band function, automatically collect and supply with placement machine and then laid in the storage band railway carriage or compartment of fire fighting truck in an orderly manner by placement machine for the water band that fire-fighting is used.

Background technology

As is known in the industry, the kind of fire fighting truck is more, there are foam truck, dry powder vehicle, pumper apparatus, rescue fire fighting truck, Lighting tower fire vehicle, Elevating platform fire truck, command and communication fire vehicle, hook and ladder, reconnaissance fire vehicle, smoke exhauster truck, water tanker, Appliance carrying fire vehicle and propaganda fire vehicle according to its function, etc., etc. There is the fire fighting truck of automatic deploying and retracting band function from the large class point of fire fighting truck, belong to special apparatus category, for main-battle firefighting truck provides the water band of rescuing use, and after rescue finishes, water band is regained and returned and be stored in stand-by state, that is to say and fire hose is collected automatically and be stacked and placed in an orderly manner in aforesaid storage band railway carriage or compartment for placement machine.

About having, water band is collected with the technical information of the fire fighting truck of laying and can in disclosed Chinese patent literature, be seen in, as Granted publication CN202802600U recommends to have " water band lays fire fighting truck ", and for example Granted publication CN202967760U provides " the nonmetal conveying water of a kind of heavy caliber band is laid retracting device automatically ", etc.

" fire-fighting equipment of fire-hose laying and pick device is installed " of typically introducing as invention patent mandate notification number CN101607118B, this patent has described folding and unfolding band mechanism (patent claims pick-up) and placement machine (patent claims reel device) in detail, objective, this patent scheme can embody the technique effect of the 23rd to 24 sections of records of its description faithfully, but there is following shortcoming: because the gliding groove that forms folding and unfolding band mechanism is arranged at the front lower place of vehicle cab under the state being hinged with upper hopper chute in inclination mode, and by the support bar between gliding groove and vehicle body, gliding groove is supported to (the 38th to 43 sections, description), thereby not only increase the length of vehicle body, and produce interference effect more or less can to driver's the visual field.

For above-mentioned prior art, still have necessity of improvement, the applicant has done positive and useful design for this reason, has finally formed technical scheme described below.

Summary of the invention

Task of the present invention is to provide a kind of folding and unfolding band mechanism that helps avoid driver's the visual field is exerted an influence and use the fire fighting truck with automatic deploying and retracting band function that ensures driving safety.

Task of the present invention completes like this, have a fire fighting truck for automatic deploying and retracting band function, comprise a vehicle body, this vehicle body comprises headstock, He Chudai railway carriage or compartment, power railway carriage or compartment, power railway carriage or compartment is between headstock and storage band railway carriage or compartment, and the uncovered position at the top in storage with railway carriage or compartment forms railway carriage or compartment, a storage band railway carriage or compartment frame, one folding and unfolding band mechanism and a placement machine, feature is: described placement machine is arranged on described storage movably with on the frame of railway carriage or compartment, railway carriage or compartment and coordinate with the top slide in described power railway carriage or compartment simultaneously, described folding and unfolding band mechanism is disposed in placement machine slidably, this folding and unfolding band mechanism comprises folding and unfolding band truss, conveyer belt drive roll, conveyer belt driven voller, conveyer belt, drive roll headstock, carry roller transmission case secretly, entrainment device and supporting arm locking device, folding and unfolding band truss comprises first, the second arm beam and supporting arm, first, the parallel setting of the second arm beam, the left end of supporting arm forms supporting arm bracket, the quantity of supporting arm bracket has spaced apart one group, and one end of supporting arm bracket is fixed by the bottom of the first supporting arm bracket fixed angle plate and the first arm beam, the other end is fixed by the bottom of the second supporting arm bracket fixed angle plate and the second arm beam, the right-hand member of supporting arm matches with supporting arm locking device, by this supporting arm locking device, supporting arm is locked or unlocked, and supporting arm locking device is fixed on and is arranged at described storage with in the described placement machine on the frame of railway carriage or compartment, railway carriage or compartment, conveyer belt driven voller is positioned at the left end of described folding and unfolding band truss, and first described in the driven voller roll shaft of this conveyer belt driven voller is bearing in rotationally, between the second arm beam, conveyer belt drive roll is corresponding to the right-hand member of folding and unfolding band truss, and the drive roll roll shaft of this conveyer belt drive roll is bearing in rotationally drive roll headstock and carries secretly between roller transmission case, the left end of conveyer belt is nested with on conveyer belt driven voller, and right-hand member is nested with on conveyer belt drive roll, drive roll headstock is fixed on the right-hand member of described the first arm beam, carry the right-hand member that roller transmission case is fixed on the second arm beam secretly, and corresponding with drive roll headstock, entrainment device is arranged on drive roll headstock and carries secretly between roller transmission case, and corresponding to the right side of described conveyer belt drive roll, wherein: described drive roll headstock comprises drive roll headstock casing and conveyer belt drive roll CD-ROM drive motor, drive roll headstock casing is fixed on the right-hand member of described the first arm beam, conveyer belt drive roll CD-ROM drive motor is arranged in the drive roll headstock casing chamber of drive roll headstock casing, the described roller transmission case of carrying secretly comprises and carries roller transmission case body secretly, be positioned at the drive sprocket of carrying roller transmission case body chamber secretly of carrying roller transmission case body secretly, driven sprocket and driving chain, carry the right-hand member that roller transmission case body is fixed on described the second arm beam secretly, and corresponding with described drive roll headstock casing, drive sprocket is fixed on the drive roll roll shaft of described conveyer belt drive roll, driven sprocket and described entrainment device are in transmission connection, one end of driving chain is nested with on drive sprocket, the other end is nested with on driven sprocket, one end of the drive roll roll shaft of described conveyer belt drive roll is bearing on drive roll headstock casing rotationally, and be insinuated in drive roll headstock casing chamber and be in transmission connection with described conveyer belt drive roll CD-ROM drive motor, the other end of the drive roll roll shaft of conveyer belt drive roll is bearing in rotationally to carry secretly on roller transmission case body and be insinuated into and carries secretly in roller transmission case body chamber, described drive sprocket is fixed on the other end of the described drive roll roll shaft of conveyer belt drive roll, form dynamic railway carriage or compartment compartment top frame at the top in described power railway carriage or compartment, described placement machine and this power railway carriage or compartment compartment top frame are slidably matched, wherein: be fixed with one first arm beam gear guardrail at the length direction of described the first arm beam and towards the surface of the side on, and be fixed with one second arm beam gear guardrail at the length direction of the second described arm beam and towards the surface of the side on, and the first arm beam gear guardrail and/or the second arm beam gear guardrail metal tube that be hollow and that shape of cross section is rounded.

In a specific embodiment of the present invention, described entrainment device comprises carries large roller secretly, the first working cylinder, the second working cylinder, first carries small roller secretly, second carries small roller secretly, the first cylinder post pivoted arm and the second cylinder post pivoted arm, carry the right side of large roller corresponding to described conveyer belt drive roll secretly, this one end of carrying large roller axle secretly of carrying large roller secretly is bearing on the described drive roll headstock casing of the right-hand member that is fixed on described the first arm beam rotationally, and the other end of carrying large roller axle secretly be bearing in be rotationally fixed on described the second arm beam right-hand member described in carry secretly on roller transmission case body, the first working cylinder is arranged in described drive roll headstock casing chamber, and the first working cylinder post of this first working cylinder and the first cylinder post pivoted arm are hinged, and this first cylinder post pivoted arm is positioned at drive roll headstock casing chamber and is bearing in rotationally on the corresponding wall body of drive roll headstock casing, the second working cylinder is arranged on described carrying secretly in roller transmission case body chamber, and the second working cylinder post of this second working cylinder and the second cylinder post pivoted arm are hinged, and this second cylinder post pivoted arm is positioned at and carries roller transmission case body chamber secretly, and be bearing in rotationally on the corresponding wall body of carrying roller transmission case body secretly, first carries small roller secretly carries small roller axle towards one end of the first cylinder post pivoted arm secretly by first and is connected with the first cylinder post pivoted arm, and first carry small roller secretly and be configured to free end towards second one end of carrying small roller secretly, and the right side corresponding to carrying large roller secretly with carry large roller secretly and match, second carries small roller secretly carries small roller axle towards one end of the second cylinder post pivoted arm secretly by second and is connected with the second cylinder post pivoted arm, and second carry small roller secretly and be configured to free end towards first one end of carrying small roller secretly, and equally the right side corresponding to carrying large roller secretly with carry large roller secretly and match, wherein: first carries small roller and second secretly carries the length that the length sum of small roller equals to carry secretly large roller secretly, and first, the second length of carrying small roller secretly is equal to each other, described supporting arm locking device comprises a locking seat, a pair of the first locking hook plate, a pair of the second locking hook plate and a handle axle, locking seat is fixed on and is arranged at described storage with in the described placement machine on the frame of railway carriage or compartment, railway carriage or compartment, this locking seat towards on a side form and have an one first locking hook plate hinged seat, and opposite side formation has one second locking hook plate hinged seat, this is first years old, the second locking hook plate hinged seat corresponds to each other, and form and have one first inclined-plane at the right-hand member on the top of the first locking hook plate hinged seat, there is one second inclined-plane and form at the right-hand member on the top of the second locking hook plate hinged seat, this is first years old, the second inclined-plane corresponds to each other, a pair of the first locking hook plate corresponds respectively to the both sides of the first locking hook plate hinged seat, and the middle part of this pair of the first locking hook plate is pivotally connected on the first locking hook plate hinged seat with coaxial state, and the each formation of the right-hand member of a pair of the first locking hook plate has one first lock hook gib head, the first lock hook gib head is corresponding with the first described inclined-plane, a pair of the second locking hook plate corresponds respectively to the both sides of the second locking hook plate hinged seat, and the middle part of this pair of the second locking hook plate is pivotally connected on the second locking hook plate hinged seat with coaxial state, and the each formation of the right-hand member of a pair of the second locking hook plate has one second lock hook gib head, the second lock hook gib head is corresponding with the second described inclined-plane, handle axle is fixedly connected with the left end of a pair of the first locking hook plate and a pair of the second locking hook plate simultaneously, be fixed with a supporting arm lock shaft at the described right-hand member of described supporting arm, this supporting arm lock shaft matches with the first lock hook gib head towards one end of the first described lock hook gib head, and supporting arm lock shaft matches with the second lock hook gib head towards one end of described the second lock hook gib head, on described power railway carriage or compartment compartment top frame and towards on a side be provided with a compartment top frame guide rail, described placement machine and this compartment top frame guide rail are slidably matched.

In another specific embodiment of the present invention, described folding and unfolding band mechanism also includes a water band spraying cleaner, this water band spraying cleaner comprises main jet shower pipe, first, the second side spray arm pipe and water inlet pipe, main jet shower pipe is corresponding to the below of described conveyer belt driven voller, form and have one first main jet shower pipe to fix ear in one end of this main jet shower pipe, and other end formation has one second main jet shower pipe to fix ear, offer main jet shower pipe spray apertures at the middle part of main jet shower pipe and towards a side on a left side with high density state, the described fixing ear of the first main jet shower pipe and the left end of described the first arm beam are fixed, the left end of the fixing ear of described the second main jet shower pipe and described the second arm beam is fixed, the first side spray arm pipe is formed in one end of main jet shower pipe, and communicate with the main jet shower pipe tube chamber of main jet shower pipe, offer first side spray arm pipe spray apertures towards a side of the second side spray arm pipe with high density state at this first side spray arm pipe, the second side spray arm pipe is formed in the other end of main jet shower pipe, and communicate with the main jet shower pipe tube chamber of main jet shower pipe equally, offer the second side spray arm pipe spray apertures with high density state at this second side spray arm pipe equally towards a side of the first side spray arm pipe, one end of water inlet pipe is connected with main jet shower pipe and communicates with main jet shower pipe tube chamber, the other end of water inlet pipe is connected with fire-fighting watering device.

In another specific embodiment of the present invention, described placement machine comprises laying purlin car, the first laying purlin car travelling car, the second laying purlin car travelling car, travelling car in the middle of the car of laying purlin, first, the second leading screw, laying walking dolly, laying walking dolly draw-gear and lead-screw driving device, laying purlin car comprises the first purlin car arm and the second purlin car arm, this is first years old, the second purlin car arm keeps parallel at length direction each other, be fixed with a pair of the first arm beam at the left end of the first purlin car arm and limit seat, be fixed with a pair of the second arm beam at the left end of the second purlin car arm and limit seat, it is corresponding with a pair of the first arm beam restriction seat that this pair of second arm beam limits seat, the first described arm beam and a pair of the second arm beam limit seat and are slidably matched, the second described arm beam and a pair of the first arm beam limit seat and are slidably matched, the first laying purlin car travelling car is positioned at the left end of laying purlin car, and be fixed on first, between the second purlin car arm, this the first laying purlin car travelling car and described compartment top frame guide rail form rolling pair, the second laying purlin car travelling car is positioned at the right-hand member of laying purlin car, and be fixed on first, between the second purlin car arm, this the second laying purlin car travelling car and railway carriage or compartment, described storage band railway carriage or compartment frame form rolling pair, in the middle of laying purlin car, travelling car is corresponding to the right side of described the first laying purlin car travelling car and be fixed on first, between the second purlin car arm, one end rotating support of the first leading screw is on the first leading screw seat, and this first leading screw seat is fixed on the top of a side of the length direction of described storage with railway carriage or compartment, railway carriage or compartment frame, the other end and the lead-screw driving device of the first leading screw are in transmission connection, the middle part of the first leading screw is equipped with one first feed screw nut, in the middle of this first feed screw nut and described laying purlin car, travelling car is fixed, one end of the second leading screw is bearing on the second leading screw seat rotationally, and this second leading screw seat is fixed on the top of a side of the length direction of storage with railway carriage or compartment, railway carriage or compartment frame, and corresponding with the first leading screw seat, same and the lead-screw driving device of the other end of the second leading screw is in transmission connection, the middle part of the second leading screw is equipped with one second feed screw nut, this second feed screw nut and described the second laying purlin car travelling car are fixed, described in laying walking dolly is disposed in movably first, between the second purlin car arm, and between the middle travelling car of described laying purlin car and the second laying purlin car travelling car, move back and forth under the drive of laying walking dolly draw-gear, described laying walking dolly draw-gear is arranged on the first described purlin car arm at the position of the one end corresponding to travelling car in the middle of the car of described laying purlin, and be connected with laying walking dolly, the position of lead-screw driving device other end of travelling car in the middle of the car of corresponding laying purlin be arranged on the length direction of described storage with railway carriage or compartment, railway carriage or compartment frame opposite side above, the locking seat of described supporting arm locking device and described the first laying purlin car travelling car are fixed.

In another specific embodiment of the present invention, form and have one first Che Bei chamber, purlin at the length direction of the first described purlin car arm, described a pair of the first arm beam limits seat and is fixed on first Che Bei chamber, the purlin roof in this Che Bei chamber, the first purlin, and be positioned at the left end of the length direction of the first Che Bei chamber, purlin roof, the first Che Bei chamber, purlin front side wall in the first Che Bei chamber, purlin is fixed with a slide block guide rail towards the top of the length direction of a side of the first Che Bei chamber, purlin rear wall, and offer a first dolly support-moving slot to make way communicating with the first Che Bei chamber, purlin in the middle position of the length direction of the first Che Bei chamber, purlin front side wall, form and have one first compartment top lid drain tank along the length direction of the first Che Bei chamber, purlin rear wall in the bottom of described the first Che Bei chamber, purlin rear wall and back to a side in the first Che Bei chamber, purlin, form and have one second Che Bei chamber, purlin at the length direction of the second described purlin car arm, described a pair of the second arm beam limits seat and is fixed on second Che Bei chamber, the purlin roof in this Che Bei chamber, the second purlin, and be positioned at the left end of the length direction in the second Che Bei chamber, purlin, middle position at the length direction of second Che Bei chamber, the purlin rear wall in the second Che Bei chamber, purlin offers a second dolly support-moving slot to make way communicating with the second Che Bei chamber, purlin, and form and have a roller raceway towards the length direction of a side of second Che Bei chamber, the purlin front side wall in the second Che Bei chamber, purlin at this Che Bei chamber, the second purlin rear wall, form and have one second compartment top lid drain tank along the length direction of the second Che Bei chamber, purlin front side wall in the bottom of the second Che Bei chamber, purlin front side wall and back to a side in the second Che Bei chamber, purlin, the one end and described the first Che Bei chamber, the purlin front side wall that form the described first laying purlin car travelling car of rolling pair with described compartment top frame guide rail are fixed, and the other end and described the second Che Bei chamber, purlin rear side are faced the wall and meditated fixing, in the middle of the second described laying purlin car travelling car and laying purlin car move, one end of travelling car is all fixed with the first Che Bei chamber, purlin front side wall, and the other end is all fixed with the second Che Bei chamber, purlin rear wall, described the first leading screw being in transmission connection with described lead-screw driving device is simultaneously corresponding to the bottom of the first purlin car arm and the second purlin car arm, and the first described feed screw nut is fixed with the middle part of described laying purlin car centre travelling car, described the second leading screw being in transmission connection with described lead-screw driving device is simultaneously corresponding to the first purlin car arm and the second car arm bottom, purlin, and the middle part of the second described feed screw nut and described the second laying purlin car travelling car is fixed, described laying travelling car and described slide block guide rail are slidably matched, and form rolling pair with described roller raceway simultaneously, described laying walking dolly draw-gear is arranged on the side of described the first Che Bei chamber, purlin front side wall towards described the second Che Bei chamber, purlin rear wall, and is in transmission connection with laying walking dolly in described the first Che Bei chamber, purlin, one side of the length direction in described storage with railway carriage or compartment, railway carriage or compartment frame is hinged with one first compartment top lid, and in storage, the opposite side of the length direction with railway carriage or compartment, railway carriage or compartment frame is hinged with one second compartment top lid, in the time that the first compartment top lid and the second compartment top lid turn to level towards the direction of described laying purlin car, the both sides of the length direction of storage with railway carriage or compartment are covered and protected, and the first compartment top lid matches with the first described compartment top lid drain tank towards the first compartment top lid cover rim of a side of the length direction of the second compartment top lid, the second compartment top lid matches with the second described compartment top lid drain tank towards the second compartment top lid cover rim of a side of the length direction of the first compartment top lid simultaneously.

Also have in a specific embodiment of the present invention, bottom at the length direction of the first described laying purlin car travelling car is provided with the first travelling car roller with interval state and to be made into right mode pivot, and the first travelling car roller and described compartment top frame guide rail form rolling pair, the bottom of the length direction of the second described laying purlin car travelling car is provided with the second travelling car roller with interval state, the rolling of upper surface with railway carriage or compartment, railway carriage or compartment frame coordinates the second travelling car roller with described storage, described laying walking dolly comprises walking dolly support, carry arc secretly, twin-tub post acting cylinder, a pair of acting cylinder post pivoted arm and a pair of belt hold roller, walking dolly support is between described the second laying purlin car travelling car and the middle travelling car of described laying purlin car, this walking dolly support towards described the first end, Che Bei one end, purlin in the first described dolly support-moving slot to make way is insinuated into described the first Che Bei chamber, purlin, and be fixed with a slide block fixed head and a pair of chain holder, slide block fixed head is positioned at walking dolly support towards a upper side, and a pair of chain fixed seating in walking dolly support towards under a side, on this slide block fixed head and be fixed with a slide block corresponding to the position of described slide block guide rail, this slide block and slide block guide rail form rail plate pair, towards described the second end, Che Bei one end, purlin, the second dolly support-moving slot to make way on described the second Che Bei chamber, purlin rear wall is insinuated in described the second Che Bei chamber, purlin walking dolly support, and be fixed with a roller installing plate, on this roller installing plate and in the position corresponding to described roller raceway, be provided with rotationally one or above dolly support roller, dolly support roller and roller raceway form rolling pair, carry arc secretly and be fixed on the side of walking dolly support towards the middle travelling car of described laying purlin car, twin-tub post acting cylinder is fixed on the bottom of walking dolly support with the horizontally-arranged state of level, this twin-tub post acting cylinder has a pair of acting cylinder post, a pair of acting cylinder post pivoted arm lays respectively at the two ends of carrying arc secretly with the state corresponding to each other, this a pair of acting cylinder post pivoted arm is respectively arranged on tumbler shaft, tumbler shaft is arranged on pivoted arm axle bed, and pivoted arm axle bed is fixed with the end face of carrying arc secretly, and the end of one of them the acting cylinder post pivoted arm in this pair of acting cylinder post pivoted arm and one of them the acting cylinder post in a pair of acting cylinder post is hinged, and another acting cylinder post pivoted arm in a pair of acting cylinder post pivoted arm same with a pair of acting cylinder post in the acting cylinder post connector of end of another acting cylinder post hinged, a pair of belt hold roller matches with a side of carrying arc travelling car in the middle of the car of described laying purlin secretly, this a pair of belt hold roller respectively has a pressure zone roll shaft, and the pressure zone roll shaft of one of them belt hold roller in this pair of belt hold roller is fixedly connected with one of them the acting cylinder post pivoted arm in described a pair of acting cylinder post pivoted arm, and the pressure zone action roller shaft of another belt hold roller in this pair of belt hold roller is fixedly connected with another acting cylinder post pivoted arm in a pair of acting cylinder post pivoted arm, wherein: the length of described a pair of belt hold roller equates, and the length that the length sum of this pair of belt hold roller is carried arc secretly described in being, described laying walking dolly draw-gear is connected with described a pair of chain holder, at described first Che Bei chamber, the purlin rear wall in described the first Che Bei chamber, purlin towards a side of described the first Che Bei chamber, purlin front side wall and be positioned at top and be provided with rotationally support roller on one group of chain with interval state, and bottom is provided with one group of chain lower support wheel rotationally with interval state equally.

More of the present invention and in a specific embodiment, described laying walking dolly draw-gear comprises hydraulic motor holder, walking dolly traction fluid pressure motor, hinge wheel, first, the second minor sprocket, conduction chain and chain changed course sprocket wheel, hydraulic motor holder is being fixed on described first Che Bei chamber, the purlin front side wall in the first Che Bei chamber, purlin of described the first purlin car arm corresponding to the position of travelling car in the middle of the car of described laying purlin, walking dolly traction fluid pressure motor is fixed on hydraulic motor holder towards a side of second Che Bei chamber, the purlin rear wall in the second Che Bei chamber, purlin of described the second purlin car arm and between corresponding to travelling car in the middle of described the first laying purlin car travelling car and laying purlin car, hinge wheel is fixed with the motor power output shaft of walking dolly traction fluid pressure motor in the first Che Bei chamber, purlin, the first minor sprocket and the second minor sprocket are arranged on the side of described the first Che Bei chamber, purlin rear wall towards described the first Che Bei chamber, purlin front side wall rotationally, and the first minor sprocket is corresponding to the top of the second minor sprocket, chain changed course sprocket wheel is arranged on the side of the first Che Bei chamber, purlin rear wall towards the first Che Bei chamber, purlin front side wall equally rotationally, and this chain changed course sprocket wheel position in the first Che Bei chamber, purlin is positioned at described the first purlin car arm one end towards described the second laying purlin car travelling car, one end of conduction chain is nested with at hinge wheel, on the first minor sprocket and the second minor sprocket, and the other end of conduction chain is nested with on chain changed course sprocket wheel, described a pair of chain holder is fixedly connected with the middle part of conduction chain, on one group of described chain, support roller all contacts with conduction chain with one group of chain lower support wheel, wherein: on described hydraulic motor holder, be provided with one and use the walking dolly buffer unit of avoiding the walking dolly support of laying walking dolly to clash into hydraulic motor holder together with described slide block fixed head for described laying walking dolly is played to cushioning effect.

In of the present invention and then a specific embodiment, described lead-screw driving device comprises hydraulic motor, commutation transmission case, drive link and changed course transmission case, hydraulic motor, commutation transmission case and changed course transmission case are arranged on the frame of railway carriage or compartment, described storage band railway carriage or compartment, wherein, commutation transmission case is between hydraulic motor and changed course transmission case, and commutation transmission case is corresponding with the first described leading screw, changed course transmission case is corresponding with the second described leading screw, the hydraulic motor power output shaft of hydraulic motor is in transmission connection with commutation transmission case, the first power output shaft of commutation transmission case is connected with the first lead screw transmission, one end of drive link is in transmission connection with the second power output shaft of commutation transmission case, the other end is in transmission connection with the changed course transmission case power input shaft of changed course transmission case, and the changed course transmission case power output shaft of changed course transmission case is connected with the second lead screw transmission.

Of the present invention again more and in a specific embodiment, on described hydraulic motor holder, be fixed with one first buffer spring rod guide plate and one second buffer spring rod guide plate, this is first years old, the second buffer spring rod guide plate, correspond to each other, described walking dolly buffer unit comprises a pair of buffering elastic spring base, one limiting plate, one buffer board and a pair of buffer spring, a pair of buffering elastic spring base is slidably arranged on described the first buffer spring rod guide plate and the second buffer spring rod guide plate with self parallel state, limiting plate is fixedly connected with towards one end of described the first laying purlin car travelling car with a pair of buffering elastic spring base, and the side corresponding to the first buffer spring rod guide plate back to the second buffer spring rod guide plate, buffer board is fixedly connected with towards one end of described walking dolly support with a pair of buffering elastic spring base, and the side corresponding to the second buffer spring guide plate back to the first buffer spring guide plate, corresponding with described slide block fixed head, one of them buffer spring in a pair of buffer spring is nested with on the wherein buffering elastic spring base in a pair of buffering elastic spring base, and another buffer spring in a pair of buffer spring is nested with on another root buffering elastic spring base of a pair of buffering elastic spring base, one end of this pair of buffer spring is bearing on described the first buffer spring guide plate, and the other end is bearing on described the second buffer spring guide plate.

Technical scheme provided by the invention is owing to being disposed in folding and unfolding band mechanism slidably in placement machine, the top with railway carriage or compartment in headstock and storage, thereby produce interference effect, the driving safety of support vehicles can not to driver's the visual field.

Brief description of the drawings

Fig. 1 is embodiments of the invention schematic diagram.

Fig. 2 is the concrete structure figure of the folding and unfolding band mechanism shown in Fig. 1.

Fig. 3 is the concrete structure figure of the placement machine shown in Fig. 1.

Fig. 4 be for make the laying purlin car shown in Fig. 3 in storage the concrete structure figure of the storage with railway carriage or compartment with the lead-screw driving device of transverse movement on the frame of railway carriage or compartment, railway carriage or compartment.

Fig. 5 is the laying schematic diagram of the placement machine shown in Fig. 1 and Fig. 3.

Detailed description of the invention

For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more, applicant elaborates the mode with embodiment below, but be not all the restriction to the present invention program to the description of embodiment, any done according to the present invention design only for pro forma but not substantial equivalent transformation all should be considered as technical scheme category of the present invention.

In the following description, the concept of every directionality that relates to upper and lower, left, center, right, front and rear is all residing location status of accompanying drawing related when describing, object is to facilitate the public's understanding, thereby should not be understood as the specific limited to technology contents disclosed by the invention.

Refer to Fig. 1, having provided water band of the present invention collects and the vehicle body 1 of laying fire fighting truck, this vehicle body 1 comprises headstock 11, power railway carriage or compartment 12 and tape storage bin 13, power railway carriage or compartment 12 and storage are all arranged at according to common practise on the chassis 14 of vehicle body 1 with railway carriage or compartment 13, the headstock road wheel 111 of headstock 11 ensures that headstock 11 walks, 14You chassis, chassis road wheel 141 makes chassis 4 carry power railway carriage or compartment 12 and walk in storage band railway carriage or compartment 13, and chassis 14 is connected with headstock 11, to drive chassis 14 by headstock 11. As shown in Figure 1, be with between railway carriage or compartment 13 corresponding to headstock 11 and storage in aforesaid power railway carriage or compartment 12.

The uncovered position at the top of aforesaid storage with railway carriage or compartment 13 forms railway carriage or compartment, a storage band railway carriage or compartment frame 131, because storage is the structure of cuboid conventionally with railway carriage or compartment 13, thereby store up the structure that is also cuboid with railway carriage or compartment, railway carriage or compartment frame 131, storage is consistent with the size in railway carriage or compartment 13 with storage with the size of railway carriage or compartment, railway carriage or compartment frame 131. As shown in Figure 1, storage with railway carriage or compartment, railway carriage or compartment frame 131 on and be positioned at storage be provided with movably a placement machine 3 with the surface of railway carriage or compartment, railway carriage or compartment frame 131, this placement machine 3 is also slidably matched with the top (side outward) of aforementioned headstock 11 simultaneously, arranges slidably folding and unfolding band mechanism 2 in this placement machine 3. No matter so be in use state or in non-working condition (state shown in Fig. 1 is use state) in the present invention, due to all tops in headstock 11 of folding and unfolding lead agency 2, thereby produce any interference effect can to the driver's who drives fire fighting truck the visual field, again because placement machine 3 is arranged on storage band railway carriage or compartment, railway carriage or compartment frame 131, thereby can not take the space of storage with railway carriage or compartment 13, thereby make up the shortcoming of for example aforementioned CN101607118B of prior art and confirmed the technique effect in the superincumbent technique effect of applicant hurdle.

According to professional general knowledge, aforesaid storage band railway carriage or compartment 13 has rear cargo door 132(Fig. 5 and shows), this rear cargo door 132 also can be described as storage band tail railway carriage or compartment, railway carriage or compartment door, so that fire fighter enters in storage band railway carriage or compartment.

Refer to Fig. 2, above mentioned folding and unfolding band mechanism 2 preferably but not the structure being definitely limited to is as follows: comprise folding and unfolding band truss 21, conveyer belt drive roll 22, conveyer belt driven voller 23, conveyer belt 24, drive roll headstock 25, carry roller transmission case 26 secretly, entrainment device 27 and supporting arm locking device 28, folding and unfolding band truss 21 comprises the first arm beam 211, the second arm beam 212 and supporting arm 213, first, the second arm beam 211, 212 parallel settings, and the rectangular steel pipe that preferably uses hollow is taken on the first arm beam 211 and the second arm beam 212, the length direction of the first arm beam 211 and towards on a side surface be fixed with one first arm beam gear guardrail 2111, and the length direction of the second arm beam 212 and towards on a side surface be fixed with one second arm beam gear guardrail 2121, by first, the second arm beam gear guardrail 2111, 2121 common cooperation and play fire hose 7(Fig. 5 shown) sidepiece be that the gear at edge protects effect. preferably, the first arm beam gear guardrail 2111 and the second arm beam gear guardrail 2121 are filled the post of by metal tube hollow and that shape of cross section is rounded, in the present embodiment, the first arm beam gear guardrail 2111 is doubled as to water supply transition conduit, to provide the rinse water of fire hose being cleaned to use for the water band spraying cleaner 29 that also will describe below. certainly,, if the second arm beam gear guardrail 2121 is doubled as to water supply transition conduit, should be considered as so equivalence. between first, second arm beam 211,212, be also provided with rotationally on one group belt supporting roller 2113 under belt supporting roller 2112 and a group with interval state,, use and guarantee that conveyer belt 24 remains in a plane of movement that row moves again and again under motion state conveyer belt 24 supports for delivery of fire hose 7 by belt supporting roller 2113 under belt supporting roller 2112 on a group and a group. the left end (taking location status shown in Fig. 2 as example) of supporting arm 213 forms supporting arm bracket 2131, supporting arm bracket 2131 has spaced apart one group, be fixed with one first supporting arm bracket fixed angle plate 21311 in one end of supporting arm bracket 2131, and the other end is fixed with one second supporting arm bracket fixed angle plate 21312, this is first years old, the second supporting arm bracket fixed angle plate 21311, 21312 preferably use shape of cross section to be the angle bar of L font, and the first supporting arm bracket fixed angle plate 21311 is fixed (employing securing member) with the bottom of aforementioned the first arm beam 211, the second supporting arm bracket fixed angle plate 21312 is fixed (the same securing member that adopts) with the bottom of aforementioned the second arm beam 212. the right-hand member of supporting arm 213 matches with supporting arm locking device 28, right-hand member locking by this supporting arm locking device 28 to supporting arm 213 or unlock, and supporting arm locking device 28 be fixed on also to describe in detail below be arranged at storage with in the placement machine 3 on railway carriage or compartment, railway carriage or compartment frame 131. conveyer belt driven voller 23 is positioned at the left end of aforementioned folding and unfolding band truss 21, and one end of the driven voller roll shaft 231 of this conveyer belt driven voller 23 and the other end are bearing in respectively between first, second arm beam 211,212 rotationally. because the mode of the left end pivotable supporting of driven voller roll shaft 231 and the first arm beam 211 is that the mode that supports with the left end pivotable of driven voller roll shaft 231 and the second arm beam 212 is identical, thereby applicant is only explained as follows the left end pivotable supporting of driven voller roll shaft 231 and the first arm beam 211: fix a conveyer belt driven voller roller seat 214 at the left end of the first arm beam 211, on this conveyer belt driven voller roller seat 214, a driven voller roll shaft bearing pedestal 2141 is set, aforesaid driven voller roll shaft 231 is bearing on driven voller roll shaft bearing pedestal 2141 rotationally by driven voller roll shaft bearing 2311. preferably, also can, at a conveyer belt driven voller roller seat 214 side fixing bearing protecting cover 2142 outward, work to driven voller roll shaft bearing 2311 effect of protecting of covering by this bearing protecting cover 2142. conveyer belt drive roll 22 is corresponding to the right-hand member (taking location status shown in Fig. 2 as example) of folding and unfolding band truss 21, and the drive roll roll shaft 221 of this conveyer belt drive roll 22 is bearing in rotationally drive roll headstock 25 and carries secretly between roller transmission case 26. the left end of conveyer belt 24 is nested with on conveyer belt driven voller 23, and the right-hand member of conveyer belt 24 is nested with on conveyer belt drive roll 22, on aforesaid one group, belt supporting roller 2112 contacts with the medial surface of conveyer belt 24, and under aforesaid one group, belt supporting roller 2113 contacts with the lateral surface of conveyer belt 24. drive roll headstock 25 is fixed on the right-hand member of the first arm beam 211, carries roller transmission case 26 secretly and is fixed on the right-hand member of the second arm beam 212 and corresponding with drive roll headstock 25. entrainment device 27 is arranged on drive roll headstock 25 and carries secretly between roller transmission case 26, and corresponding to the right side of aforementioned conveyer belt drive roll 22.

Please continue to refer to Fig. 2, aforesaid drive roll headstock 25 comprises drive roll headstock casing 251 and conveyer belt drive roll CD-ROM drive motor 252, drive roll headstock casing 251 preferably adopts welding or is fixed on the right-hand member of the first arm beam 211 by the fixing mode of securing member, conveyer belt drive roll CD-ROM drive motor 252 is oil motor (also can claim hydraulic motor), be connected with aforesaid headstock 12 hydraulic circuits, this conveyer belt drive roll CD-ROM drive motor 252 is arranged in the drive roll headstock casing chamber 2511 of drive roll headstock casing 251, be in transmission connection with the drive roll roll shaft 221 of aforesaid conveyer belt drive roll 22.

The aforesaid roller transmission case 26 of carrying secretly comprises and carries roller transmission case body 261 secretly, is positioned at the drive sprocket 262 of carrying roller transmission case body chamber 2611 secretly, driven sprocket 263 and the driving chain 264 of carrying roller transmission case body 261 secretly, carry the right-hand member that roller transmission case body 261 preferably adopts welding or is fixed on aforesaid the second arm beam 212 by the fixing mode of securing member secretly, and corresponding with aforementioned drive roll headstock casing 251, this shape and size of carrying roller transmission case body 261 secretly is preferably identical with drive roll headstock casing 251. Drive sprocket 262 is fixed on the drive roll roll shaft 221 of conveyer belt drive roll 22 towards the one end of carrying roller transmission case body 261 secretly. Driven sprocket 263 is in transmission connection with the entrainment device 27 that is about to below describe in detail. One end of driving chain 264 is nested with on drive sprocket 262, and the other end is nested with on driven sprocket 263.

In conjunction with Fig. 2 and according to professional general knowledge, one end of the drive roll roll shaft 221 of aforesaid conveyer belt drive roll 22 is bearing in by bearing block on drive roll headstock casing 251 rotationally towards one end of drive roll headstock 25, and be insinuated in drive roll headstock casing chamber 2511 and be in transmission connection with the CD-ROM drive motor output shaft of aforesaid conveyer belt drive roll CD-ROM drive motor 252, and the other end of the drive roll roll shaft 221 of conveyer belt drive roll 22 is bearing in rotationally by bearing block to carry secretly on roller transmission case body 261 and be insinuated into towards the one end of carrying roller transmission case 26 secretly and carries secretly in roller transmission case body chamber 2611, aforementioned drive sprocket 262 is fixed on this and is insinuated on the spindle nose of carrying the drive roll roll shaft 221 in roller transmission case body chamber 2611 secretly.

Still refer to Fig. 2, aforesaid entrainment device 27 comprises carries large roller 271 secretly, the first working cylinder 272, the second working cylinder 273, first carries small roller 274 secretly, second carries small roller 275 secretly, the first cylinder post pivoted arm 276 and the second cylinder post pivoted arm 277, carry the right side of large roller 271 corresponding to aforementioned conveyer belt drive roll 22 secretly, this one end of carrying large roller axle (not shown) secretly of carrying large roller 271 secretly is bearing in by bearing block on drive roll headstock casing 251 rotationally towards one end of aforementioned drive roll headstock casing 251, and the other end of carrying large roller axle secretly of carrying large roller 271 secretly is bearing in rotationally and is carried secretly on action roller transmission case body 261 by bearing block towards the one end of carrying roller transmission case body 261 secretly. the first working cylinder 272 is arranged in drive roll headstock casing chamber 2511 by the first working cylinder seat 2722, as shown in Figure 2, on the first working cylinder seat 2722 and in corresponding position, form and have a pair of the first working cylinder seat pivotable spindle nose 27221, a pair of the first working cylinder seat pivotable spindle nose 27221 is bearing on the first spindle nose supporting shaft holder 2512 being arranged on drive roll headstock casing 251 rotationally, the first working cylinder post 2721 of the first working cylinder 272 and the first cylinder post pivoted arm 276 are hinged, the first cylinder post pivoted arm 276 is arranged on the first tumbler shaft 2761, and the first tumbler shaft 2761 is positioned at drive roll headstock casing chamber 2511, and the pivoted arm spindle nose 27611 of this first pivoted arm 2761 is bearing in rotationally and is arranged on a pair of the first pivoted arm axle bed 2513 on drive roll headstock casing 251 and that position is corresponding. shown by Fig. 2, the first cylinder post pivoted arm 276 is hinged by the first cylinder post connector 27211 of the first pivoted arm bearing pin 2762 and the first acting cylinder post 2721 ends. the second working cylinder 273 is arranged on aforesaid carrying secretly in roller transmission case body chamber 2611 by the second working cylinder seat 2732, concrete set-up mode is as the description to the first working cylinder 272, on the second working cylinder seat 2732 and in corresponding position, form and have a pair of the second working cylinder seat pivotable spindle nose 27321, this a pair of second working cylinder seat pivotable spindle nose 27321 is bearing in rotationally and is arranged on the second spindle nose supporting shaft holder 2612 of carrying secretly on roller transmission case body 261, the second working cylinder post 2731 of the second working cylinder 273 and the second cylinder post pivoted arm 277 are hinged, the second cylinder post pivoted arm 277 is positioned at carries roller transmission case body chamber 2611 secretly, and this second cylinder post pivoted arm 277 is arranged on the second tumbler shaft 2771, and the two ends of this second tumbler shaft 2771 are bearing in to be rotationally arranged at and carry secretly on a pair of the second pivoted arm axle bed 2613 on roller transmission case body 261 and that position is corresponding. equally, as shown in Figure 2, the second cylinder post pivoted arm 277 is hinged by the second cylinder post connector 27311 of the second pivoted arm bearing pin 2772 and the second acting cylinder post 2731 ends. first carries small roller 274 secretly carries small roller axle 2741 towards one end of the first cylinder post pivoted arm 276 secretly by first and is connected with aforementioned first tumbler shaft 2761 of the first cylinder post pivoted arm 276, and first carry small roller 274 secretly and be configured to free end towards second one end of carrying small roller 275 secretly, and the right side corresponding to carrying large roller 271 secretly with carry large roller 271 secretly and match. second carries that small roller 275 is carried the second small roller spindle nose 27511 of small roller axle 2751 ends towards one end of the second cylinder post pivoted arm 277 secretly by second and aforementioned second tumbler shaft 2771 of the second cylinder post pivoted arm 277 is connected secretly, and second carry small roller 275 secretly and be configured to free end towards first one end of carrying small roller 274 secretly, and corresponding to the right side of carrying large roller 271 secretly, equally with carry large roller 271 secretly and match. signal from Fig. 2: first carries small roller 274 and second secretly carries the length that the length sum of small roller 275 equals to carry secretly large roller 271 secretly, and first, second length of carrying small roller 274,275 secretly is equal to each other, respectively for carry secretly large roller 271 length 1/2nd.

In the present embodiment, aforesaid the first working cylinder 272 and the second working cylinder 273 are oil cylinder, and are connected with the hydraulic power unit hydraulic circuit in aforesaid power railway carriage or compartment 12 by hydraulic oil pipeline. Certainly, if use first, second working cylinder 272,273 instead cylinder, and be connected with the compressed air source unit gas circuit in power railway carriage or compartment 12 by pneumatic circuit, should be considered as so equivalence and substitute and still belong to technology contents category disclosed by the invention.

In the time that conveyer belt drive roll CD-ROM drive motor 252 is worked clockwise, by its driving conveying belt drive roll 22 move clockwise (rotation), because one end of conveyer belt 24 is nested with on conveyer belt driven voller 23, the other end is nested with on conveyer belt drive roll 22, thereby under the motion of conveyer belt drive roll 22, make conveyer belt 24 do the clockwise motion going round and beginning again around conveyer belt driving and driven roller 22,23, will be dragged the fire hose 7 that causes on the conveyer belt 24 direction automatic transport towards the placement machine 3 that also will describe in detail below by fire fighter by conveyer belt 24. In this process, owing to carrying the right side of large roller 271 corresponding to conveyer belt drive roll 22 secretly, and it is common corresponding to the right side of carrying large roller 271 secretly that first, second carries small roller 274,275 secretly, therefore, fire hose 7 is carried small roller 274 and second secretly and is carried secretly and between small roller 275, transfer to placement machine 3 from carrying large roller 271 and first secretly under the conveying of conveyer belt 24. In the process of conveying fire hose 7, first, second carry secretly small roller 274,275 all in the state of carrying large roller 271 secretly and matching, this state is second shown in Fig. 2 and carries the residing state of small roller 275 secretly, under this state, all states in stretching out outside cylinder body of the second working cylinder post 2731 of the first working cylinder post 2721 of aforesaid the first working cylinder 272 and the second working cylinder 273. When fire hose 7 end ends for and fire hydrant or fire hose adapting flange that similarly water facilities connects arrive at when carrying large roller 271 and first secretly and carrying small roller 274 and second secretly and carry secretly between small roller 275, all states in retraction in cylinder body of the second working cylinder post 2731 of the first working cylinder post 2721 of aforesaid the first working cylinder 272 and the second working cylinder 273, make first, second carry small roller 274,275 secretly and scold out towards deviating from the direction of carrying large roller 271 secretly simultaneously, be first shown in Fig. 2 and carry the residing state of small roller 274 secretly. Be stored in orderly folding mode by placement machine 3 in band railway carriage or compartment 13 (Fig. 5 signal) towards the fire hose 7 of the direction conveying of placement machine 3 by carrying large roller 271 secretly.

Please still see Fig. 2, aforesaid supporting arm locking device 28 comprises a locking seat 281, a pair of the first locking hook plate 282, a pair of the second locking hook plate 283 and a handle axle 284, locking seat 281 is fixed on and is arranged at described storage with in the described placement machine 3 on railway carriage or compartment, railway carriage or compartment frame 131, more particularly, holder 281 is fixing with the first laying purlin car travelling car 32 of placement machine 3 by one group of locking seat hold-down screw 2813, this locking seat 281 towards on a side form and have an one first locking hook plate hinged seat 2811, and opposite side formation has one second locking hook plate hinged seat 2812, this is first years old, the second locking hook plate hinged seat 2811, 2812 correspond to each other, and form and have one first inclined-plane 28111 at the right-hand member on the top of the first locking hook plate hinged seat 2811, there is one second inclined-plane 28121 and form at the right-hand member on the top of the second locking hook plate hinged seat 2812, this is first years old, the second inclined-plane 28111, 28121 correspond to each other, a pair of the first locking hook plate 282 corresponds respectively to the both sides of the first locking hook plate hinged seat 2811, and the middle part of this pair of the first locking hook plate 282 is pivotally connected on the first locking hook plate hinged seat 2811 with coaxial state by hook plate bearing pin 2822, and the each formation of the right-hand member of a pair of the first locking hook plate 282 has one first lock hook gib head 2821, the first lock hook gib head 2821 is corresponding with aforesaid the first inclined-plane 28111, a pair of the second locking hook plate 283 corresponds respectively to the both sides of the second locking hook plate hinged seat 2812, and the middle part of this pair of the second locking hook plate 283 is pivotally connected on the second locking hook plate hinged seat 2812 with coaxial state by being equivalent to the bearing pin (not shown) of hook plate bearing pin 2822, and the each formation of the right-hand member of a pair of the second locking hook plate 283 has one second lock hook gib head 2831, the second lock hook gib head 2831 is corresponding with aforesaid the second inclined-plane 28121, handle axle 284 is fixedly connected with the left end of a pair of the first locking hook plate 282 and a pair of the second locking hook plate 283 simultaneously, be fixed with a supporting arm lock shaft 2132 at the described right-hand member of aforementioned supporting arm 213, this supporting arm lock shaft 2132 matches with the first lock hook gib head 2821 towards one end of the first described lock hook gib head 2821, and supporting arm lock shaft 2132 matches with the second lock hook gib head 2831 towards one end of described the second lock hook gib head 2831.

From the signal of Fig. 2, in the time being held handle axle 284 by fire fighter and upwards lift, the first lock hook gib head 2821 of a pair of the first locking hook plate 282 and the second lock hook gib head 2831 of a pair of the second locking hook plate 283 have a down dip simultaneously, remove stopping supporting arm lock shaft 2132, remove the locking to supporting arm lock shaft 2132, now whole folding and unfolding band truss 21 just can move towards the direction of placement machine 3, make the present invention in stand-by state, otherwise, when the folding and unfolding band truss 21 of folding and unfolding band mechanism 2 is towards moving away from the direction of placement machine 3 while moving and move to towards the direction at the top of headstock 11 state being shown in Fig. 1, surperficial folding and unfolding band mechanism 2 and placement machine 3 are in running order, and the be supported state that arm locking device 28 lock of supporting arm lock shaft 2132 in being illustrated by Fig. 2, the folding and unfolding band truss 21 of folding and unfolding band mechanism 2 just can not move to the direction of placement machine 3.

Please see Fig. 2 by emphasis, the preferred scheme of aforesaid folding and unfolding band mechanism 2 also can be equipped with a water band spraying cleaner 29, this water band spraying cleaner 29 preferably but not the structure being definitely limited to is as follows: comprise main jet shower pipe 291, first, the second side spray arm pipe 292, 293 and water inlet pipe 294, main jet shower pipe 291 is corresponding to the below of conveyer belt driven voller 23, form and have one first main jet shower pipe to fix ear 2911 in one end of this main jet shower pipe 291, and other end formation has one second main jet shower pipe to fix ear 2912, offer main jet shower pipe water spray pouring hole 2913 at the middle part of main jet shower pipe 291 and towards a side (taking location status shown in Fig. 2 as example) on a left side with high density state, the fixing ear 2911 of the first main jet shower pipe is fixed by fixing ear hold-down screw 29111 and the left end of aforementioned the first arm beam 211, more precisely fixing with aforementioned bearings protecting cover 2142, the fixing ear 2912 of the second main jet shower pipe is fixed by being equivalent to the fixing screw of ear hold-down screw 29111 and the left end of aforesaid the second arm beam 212 equally, more precisely fix with the protecting cover (not shown) that is equivalent to bearing protecting cover 2142. the first side spray arm pipe 292 is formed in one end of main jet shower pipe 291 and communicates with the main jet shower pipe tube chamber 2914 of main jet shower pipe 291, offer the first side spray arm pipe spray apertures 2921 in these the first side spray arm pipe 292 sides towards the second side spray arm pipe 293 with high density state, the second side spray arm pipe 293 is formed in the other end of main jet shower pipe 291, and communicate with the main jet shower pipe tube chamber 2914 of main jet shower pipe 291 equally, offer the second side spray arm pipe spray apertures 2931 with high density state equally in these the second side spray arm pipe 293 sides towards the first side spray arm pipe 292. one end of water inlet pipe 294 is connected with main jet shower pipe 291 and communicates with main jet shower pipe tube chamber 2914, and the other end of water inlet pipe 294 is connected with fire-fighting watering device. as aforementioned, because the first arm beam gear guardrail 2111 is rounded tubular bodies (being aforesaid pipe) of shape of cross section of hollow, and double as water supply transition conduit, thereby in the present embodiment the other end of water inlet pipe 294 is connected with the first arm beam gear guardrail 2111, and the first arm beam gear guardrail 2111 is connected by the road with for the fire fighting supply facility that the rinse water to fire hose cleaning use is provided.

Refer to Fig. 3 and in conjunction with Fig. 1, form dynamic railway carriage or compartment compartment top frame 121 at the top in aforesaid power railway carriage or compartment 12, aforesaid placement machine 3 is also slidably matched with power railway carriage or compartment compartment top frame 121 except mobile on the frame 131 of storage band railway carriage or compartment, railway carriage or compartment simultaneously. As shown in Figure 3, on power railway carriage or compartment compartment top frame 121 and towards on a side be fixed with a compartment top frame guide rail 1211, placement machine 3 is slidably matched with this compartment top frame guide rail 1211.

Aforesaid placement machine 3 preferably but not the structure being definitely limited to is as follows: comprise laying purlin car 31, the first laying purlin car travelling car 32, the second laying purlin car travelling car 33, travelling car 34 in the middle of the car of laying purlin, first, the second leading screw 35, 36, laying walking dolly 37, laying walking dolly draw-gear 38 and lead-screw driving device 39, laying purlin car 31 comprises the first purlin car arm 311 and the second purlin car arm 312, this is first years old, the second purlin car arm 311, 312 keep parallel at length direction each other, at the left end of the first purlin car arm 311 (taking location status shown in Fig. 3 as example, as follows) be fixed with a pair of first arm beam limit seat 3111, be fixed with a pair of the second arm beam at the left end of the second purlin car arm 312 and limit seat 3121, it is corresponding with a pair of the first arm beam restriction seat 3111 that this pair of second arm beam limits seat 3121, aforesaid the second arm beam 212 limits seat 3111 with a pair of the first arm beam and is slidably matched, aforesaid the first arm beam 211 limits seat 3121 with a pair of the second arm beam and is slidably matched. in order to ensure the first arm beam 211 of the folding and unfolding band truss 21 of aforementioned folding and unfolding band mechanism 2 and the second arm beam 212 respectively with the second purlin car arm 312 of laying purlin car 31 and being slidably matched of the first purlin car arm 311 of placement machine 3, on the first purlin car arm 311 and in the position that limits seat 3111 corresponding to the first arm beam, be provided with rotationally the first arm beam guide roller 3117, the bottom (also can claim basal surface) of the second arm beam 212 match with the first arm beam guide roller 3117 (being slidably matched), and a side and the first arm beam restriction seat 3111 that the second arm beam 212 limits seat 3111 towards the first arm beam are slidably matched, on the second purlin car arm 312 and in the position that limits seat 3121 corresponding to the second arm beam, be provided with the second arm beam guide roller 3126, match (being slidably matched) with the second arm beam guide roller 3126 in the bottom (also can claim basal surface) of the first arm beam 211, and a side and the second arm beam restriction seat 3121 that the first arm beam 211 limits seat 3121 towards the second arm beam are slidably matched. as preferred scheme, also can arrange a pair of the first arm beam lock screw 31111 at the top of the first arm beam restriction seat 3111, and arrange a pair of the second arm beam lock screw 31211 at the top of the second arm beam restriction seat 3121. when the folding and unfolding band truss 21 of being illustrated by Fig. 2 slides to the direction of placement machine 3 to the right (by people for pulling) and after slip puts in place, by instrument, first, second arm beam is limited the clockwise operation of screw 31111,31211 by fire fighter, thereby respectively the upper surface of the second, first arm beam 212,211 is limited by first, second arm beam lock screw 31111,31211. same reason, open pine under the state of (operation counterclockwise) first, second arm beam lock screw 31111,31211, by folding and unfolding band truss 21 left towards the direction that deviates from placement machine 3 slide (be to pull by people) slide and slide and put in place towards the direction of headstock 11 after (state shown in Fig. 1 be slip put in place state), by fire fighter, first, second arm beam lock screw 31111,31211 is operated clockwise, respectively the second, first arm beam 212,211 is limited by first, second arm beam lock screw 31111,31211. the first laying purlin car travelling car 32 is positioned at the left end of laying purlin car 31, and is fixed between first, second purlin car arm 311,312. particularly, form and have one first travelling car fixed arm 322 because the two ends at the first laying purlin car travelling car 32 are each, the the first travelling car fixed arm 322 use screws and the first purlin car arm 311 that are positioned at one end of the first laying purlin car travelling car 32 are fixed towards a side of the second purlin car arm 312, and corresponding to the left end of the first purlin car arm 311, the the first travelling car fixed arm 322 that is positioned at the other end of the first laying purlin car travelling car 32 is fixed towards a side of the first purlin car arm 311 with screw and the second purlin car arm 312 equally, and corresponding to the left end of the second purlin car arm 312. as shown in Figure 3, in the central region of the first laying purlin car travelling car 32 respectively by the first travelling car roller shaft 3211 in the mode that configures in pairs and be provided with rotationally one first travelling car roller 321, the first travelling car rollers 321 with interval state and form rolling pair with aforesaid compartment top frame guide rail 1211. the second laying purlin car travelling car 33 is positioned at the right-hand member of laying purlin car 31, and is fixed between first, second purlin car arm 311,312. particularly, form and have one second travelling car fixed arm 332 because the two ends at the second laying purlin car travelling car 33 are each, the the second travelling car fixed arm 332 use screws and the first purlin car arm 311 that are positioned at one end of the second laying purlin car travelling car 33 are fixed towards a side of the second purlin car arm 312, and corresponding to the right-hand member of the first purlin car arm 311, the the second travelling car fixed arm 332 that is positioned at the other end of the second laying purlin car travelling car 33 is fixed towards a side of the first purlin car arm 311 with screw and the second purlin car arm 312 equally, and corresponding to the right-hand member of the second purlin car arm 312. as shown in Figure 3, central region at the second laying purlin car travelling car 33 is respectively provided with one group of second travelling car roller, 331, the second travelling car rollers 331 and the upper surface formation rolling pair of aforementioned storage with railway carriage or compartment, railway carriage or compartment frame 131 rotationally by the second travelling car roller shaft 3311 and with interval state. in the middle of the car of laying purlin, travelling car 34 is corresponding to the right side of aforementioned the first laying purlin car travelling car 32, and be fixed on first, the second purlin car arm 311, between 312, particularly, because the each formation in two ends of travelling car 34 in the middle of the car of laying purlin has a middle travelling car fixed arm 341, the middle travelling car fixed arm 341 use screws and the first purlin car arm 311 that are positioned at one end of the middle travelling car 34 of laying purlin car are fixed towards a side of the second purlin car arm 312, and the middle travelling car fixed arm 341 use screws and the second purlin car arm 312 that are positioned at the other end of the middle travelling car 34 of laying purlin car are fixed towards a side of the first purlin car arm 311. state is as shown in Figure 3 known, and in the middle of the car of aforesaid laying purlin, travelling car 34 is in fact between first, second laying purlin car travelling car 32,33. one end rotating support of the first leading screw 35 is on the first leading screw seat 351, and this first leading screw seat 351 is fixed on the top (being upper surface) of a side of the length direction of described storage with railway carriage or compartment, railway carriage or compartment frame 131, the other end of the first leading screw 35 is in transmission connection with the lead-screw driving device 39 of being illustrated by Fig. 4, the middle part of the first leading screw 35 is equipped with one first feed screw nut 352, and this first feed screw nut 352 is fixing by the middle travelling car 34 of the first feed screw nut hold-down screw 3521 and aforesaid laying purlin car. one end of the second leading screw 36 is bearing on the second leading screw seat 361 rotationally, and this second leading screw seat 361 is fixed on the top (being upper surface) of a side of the length direction of storage with railway carriage or compartment, railway carriage or compartment frame 131, and corresponding with the first leading screw seat 351, same and the lead-screw driving device 39 of the other end of the second leading screw 36 is in transmission connection, the middle part of the second leading screw 36 is equipped with one second feed screw nut 362, and this second feed screw nut 362 is fixing with the second described laying purlin car travelling car 33 by the second feed screw nut hold-down screw 3621. laying walking dolly 37 is disposed between aforesaid first, second purlin car arm 311,312 movably, and between the middle travelling car 34 of aforementioned laying purlin car and the second laying purlin car travelling car 33, moves back and forth under the drive of laying walking dolly draw-gear 38. aforementioned laying walking dolly draw-gear 38 is arranged on aforesaid the first purlin car arm 311 at the position of the one end corresponding to little travelling car 34 of described laying purlin car, and be connected with laying walking dolly 37, the position of lead-screw driving device 39 other end of travelling car 34 in the middle of the car of corresponding laying purlin be arranged on the length direction of aforementioned storage with railway carriage or compartment, railway carriage or compartment frame 131 opposite side above. mention above: the locking seat 281 of supporting arm locking device 28 is by locking seat hold-down screw 2831 with aforementioned the first car travelling car 32 middle parts, laying purlin and fixing towards a upper side.

Please continue to refer to Fig. 3, the length direction of aforementioned the first purlin car arm 311 forms one first Che Bei chamber, purlin 3112, aforesaid a pair of the first arm beam limits seat 3111 and is fixed on first Che Bei chamber, the purlin roof 3113 in this Che Bei chamber, the first purlin 3112, and be positioned at the left end of the length direction of the first Che Bei chamber, purlin roof 3113, the first Che Bei chamber, purlin front side wall 3114 in the first Che Bei chamber, purlin 3112 is fixed with a slide block guide rail 3116 towards the top of the length direction of a side of the first Che Bei chamber, purlin rear wall 3115, and offer a first dolly support-moving slot to make way 31141 communicating with the first Che Bei chamber, purlin 3112 in the middle position of the length direction of the first Che Bei chamber, purlin front side wall 3114. form and have one first compartment top lid drain tank 31151 along the length direction of the first Che Bei chamber, purlin rear wall 3115 in the bottom of aforementioned the first Che Bei chamber, purlin rear wall 3115 and back to a side in the first Che Bei chamber, purlin 3112. the length direction of aforesaid the second purlin car arm 312 forms one second Che Bei chamber, purlin 3122, aforesaid a pair of the second arm beam limits seat 3121 and is fixed on second Che Bei chamber, the purlin roof 3123 in this Che Bei chamber, the second purlin 3122, and be positioned at the left end of the length direction in the second Che Bei chamber, purlin 3122, middle position at the length direction of second Che Bei chamber, the purlin rear wall 3124 in the second Che Bei chamber, purlin 3122 offers a second dolly support-moving slot to make way 31241 communicating with the second Che Bei chamber, purlin 3122, and form and have a roller raceway 31242 towards the length direction of a side of second Che Bei chamber, the purlin front side wall 3125 in the second Che Bei chamber, purlin 3122 at this Che Bei chamber, the second purlin rear wall 3124, form and have one second compartment top lid drain tank 31251 along the length direction of the second Che Bei chamber, purlin rear wall 3124 in the bottom of the second Che Bei chamber, purlin rear wall 3124 and back to a side in the second Che Bei chamber, purlin 3122. the the first travelling car fixed arm 322 that forms one end of the aforementioned first laying purlin car travelling car 32 of rolling pair with aforementioned compartment top frame guide rail 1211 is fixed with aforementioned the first Che Bei chamber, purlin front side wall 3114, and the first travelling car fixed arm 322 of the other end is fixing with aforesaid the second Che Bei chamber, purlin rear wall 3124. equally, the middle travelling car fixed arm 341 of aforesaid one end that is positioned at the middle travelling car 34 of laying purlin car and the first Che Bei chamber, purlin front side wall 3114 are fixing, and the middle travelling car fixed arm 341 of the other end and the second Che Bei chamber, purlin rear wall 3124 are fixing. with example, the second travelling car fixed arm 332 and the first Che Bei chamber, the purlin front side wall 3114 that are positioned at one end of aforesaid the second laying purlin car locomotive 33 are fixed, and the second travelling car fixed arm 332 of the other end and the second Che Bei chamber, purlin rear wall 3124 are fixing. aforementioned the first leading screw 35 being in transmission connection with aforementioned lead-screw driving device 39 is simultaneously corresponding to the bottom of the first purlin car arm 311 and the second purlin car arm 312, and in the middle of aforesaid the first feed screw nut 352 and laying purlin car, the middle part of travelling car 34 is fixed, aforementioned the second leading screw 36 being in transmission connection with described lead-screw driving device 39 is simultaneously corresponding to the first purlin car arm 311 and the second car arm 312 bottoms, purlin, and aforesaid the second feed screw nut 362 is fixed with the middle part of aforementioned the second laying purlin car travelling car 33.

Aforesaid laying travelling car 37 is slidably matched with slide block guide rail 3116, and forms rolling pair with described roller raceway 31242 simultaneously; Aforesaid laying walking dolly draw-gear 38 is arranged on the side of aforementioned the first Che Bei chamber, purlin front side wall 3114 towards aforementioned the second Che Bei chamber, purlin rear wall 3124, and is in transmission connection with laying walking dolly 37 in aforesaid the first Che Bei chamber, purlin 3112.

Refer to Fig. 4 and still in conjunction with Fig. 3, one side of the length direction in aforementioned storage with railway carriage or compartment, railway carriage or compartment frame 131 is hinged with one first compartment top lid 4 by the first hinge 42, and in storage, the opposite side of the length direction with railway carriage or compartment, railway carriage or compartment frame 131 is hinged with one second compartment top lid 5 by the second hinge 52, in the time that the first compartment top lid 4 and the second compartment top lid 5 turn to level towards the direction of aforementioned laying purlin car 31, by this first, the second compartment top lid 4, 5 jointly to storage the both sides of the length direction with railway carriage or compartment 13 cover and protect, and the first compartment top lid 4 matches with the first described compartment top lid drain tank 31151 towards the first compartment top lid cover rim 41 of a side of the length direction of the second compartment top lid 5, the second compartment top lid 5 matches with the second described compartment top lid drain tank 31251 towards the second compartment top lid cover rim 51 of a side of the length direction of the first compartment top lid 4 simultaneously.

Shown by Fig. 4, the open and close of aforesaid the first compartment top lid 4 open and close acting cylinder 43 by a pair of the first compartment top lid and ensure, the cylinder body that a pair of the first compartment top lid opens and closes acting cylinder 43 is connected on storage band railway carriage or compartment 13, and the first compartment top lid keying acting cylinder post 431 of the first compartment top lid keying acting cylinder 43 is connected with the first compartment top lid 4; The open and close of aforesaid the second compartment top lid 5 open and close acting cylinder 53 by a pair of the second compartment top lid and ensure, the cylinder body that a pair of the second compartment top lid opens and closes acting cylinder 53 is connected on storage band railway carriage or compartment 13, and the second compartment top lid keying acting cylinder post 531 of the second compartment top lid keying acting cylinder 53 is connected with the second compartment top lid 5. First, second compartment top lid open and close acting cylinder 43,53 be oil cylinder and with aforesaid power railway carriage or compartment 12 hydraulic oil pipeline control connections. Use cylinder instead if this first, second compartment top lid is opened and closed to acting cylinder 43,53, should be considered as so equivalent substitution.

As shown in Figure 3, right-hand member (taking location status shown in Fig. 3 as example) in aforementioned laying driving 31 is equipped with a laying purlin roof cover plate 313, one side of the length direction of this laying purlin roof cover plate 313 and aforementioned the first Che Bei chamber, purlin roof 3113 are fixing, and the opposite side of the length direction of laying purlin roof cover plate 313 and aforementioned the second Che Bei chamber, purlin roof 3123 are fixing, thereby both played the effect of protecting of covering to laying walking dolly 37 by laying purlin roof cover plate 313, play again the middle part to the length direction of storage with railway carriage or compartment 13 right-hand member region cover the effect of protecting. Be configured to the fire hose chamber 314 of stepping down corresponding to the region of the left end of laying purlin roof cover plate 313. Preferred scheme interval between aforesaid first, second purlin car arm 311,312 arranges purlin car arm stay pipe 315(Fig. 3 and shows), more precisely between the first Che Bei chamber, purlin front side wall 3114 and the second Che Bei chamber, purlin rear wall 3124, with interval state, purlin car arm stay pipe 315 is set. Because purlin car arm stay pipe 315 is positioned at the top of aforesaid first, second dolly support-moving slot to make way 31141,31241, thereby can not produce interference effect to laying walking dolly 37.

For above mentioned the first arm beam guide roller 3117 is set easily, thereby be fixed with the first arm beam guide roller seat 31131 on the first Che Bei chamber, purlin roof 3113 and in the position that limits seat 3111 corresponding to the first arm beam, the first arm beam guide roller 3117 is arranged on the first guide roller axle 31171 rotationally, and one end of this first guide roller axle 31171 is fixed on the first arm beam restriction seat 3111, the other end is fixed on the first arm beam guide roller seat 31131. Equally, for above mentioned the second wall beam guide roller 3126 is conveniently set, thereby be fixed with the first arm beam guide roller seat 31231 on the second Che Bei chamber, purlin roof 3123 and in the position that limits seat 3121 corresponding to the second arm beam, the second arm beam guide roller 3126 is arranged on the second guide roller axle 31261 rotationally, and one end of this second guide roller axle 31261 is fixed on the second arm beam restriction seat 3121, the other end is fixed on the second arm beam guide roller seat 31231.

Ask for an interview Fig. 2, on the diapire in aforesaid drive roll headstock casing chamber 2511, pivotable is provided with drive roll headstock guide roller 25111, and on the aforesaid diapire of carrying roller transmission case body chamber 2611 secretly, be provided with equally identical with the function of the drive roll headstock guide roller 25111 roller transmission case guide roller (not shown) of carrying secretly, drive roll headstock guide roller 25111 and carry roller transmission case guide roller secretly and form rolling pair with the second Che Bei chamber, purlin roof 3123 of being illustrated by Fig. 3 and the first Che Bei chamber, purlin roof 3113 respectively.

Please see Fig. 3 by emphasis, aforesaid laying walking dolly 37 comprises walking dolly support 371, carry arc 372 secretly, twin-tub post acting cylinder 373, a pair of acting cylinder post pivoted arm 374 and a pair of belt hold roller 375, walking dolly support 371 is between aforementioned the second laying purlin car travelling car 33 and the middle travelling car 34 of laying purlin car, this walking dolly support 371 towards the end, one end of aforementioned the first purlin car arm 311 in aforesaid the first dolly support-moving slot to make way 31141 is insinuated into aforementioned the first Che Bei chamber, purlin 3112, and be fixed with a slide block fixed head 3711 and a pair of chain holder 3713, slide block fixed head 3711 is positioned at walking dolly support 371 towards a upper side, and a pair of chain holder 3713 be positioned at walking dolly support 371 towards under a side, on this slide block fixed head 3711 and be fixed with a slide block 37111 corresponding to the position of aforementioned slide block guide rail 3116, this slide block 37111 forms rail plate pair with slide block guide rail 3116, towards the end, one end of aforementioned the second purlin car arm 312, the second dolly support-moving slot to make way 31241 on aforesaid the second Che Bei chamber, purlin rear wall 3124 is insinuated in described the second Che Bei chamber, purlin 3122 walking dolly support 371, and be fixed with a roller installing plate 3712, be provided with rotationally one or above dolly support roller 37121(in the present embodiment with dolly support roller shaft 371211 on this roller installing plate 3712 and in the position corresponding to aforementioned roller raceway 31242, dolly support roller 37121 has a pair of), dolly support roller 37121 forms rolling pair with roller raceway 31242. carry arc 372 secretly and be fixed on the side of walking dolly support 371 towards the middle travelling car 34 of described laying purlin car, specifically, this carries a side of arc-shaped cavity 3721 travelling car 34 in the middle of the car of laying purlin of arc 372 secretly, twin-tub post acting cylinder 373 is fixed on the bottom of walking dolly support 371 with the horizontally-arranged state of level, this twin-tub post acting cylinder 373 has a pair of acting cylinder post 3731. a pair of acting cylinder post pivoted arm 374 lays respectively at the two ends of carrying arc 372 secretly with the state corresponding to each other, this a pair of acting cylinder post pivoted arm 374 is respectively arranged on tumbler shaft 3741, tumbler shaft 3741 is arranged on pivoted arm axle bed 3742, and pivoted arm axle bed 3742 is fixed by pivoted arm axle bed hold-down screw 37421 and the end face of carrying arc 372 secretly, and one of them the acting cylinder post pivoted arm in a pair of acting cylinder post pivoted arm 374 connects the acting cylinder post connector 37311 of end of one of them the acting cylinder post in bearing pin 3743 and a pair of acting cylinder post 3731 by pivoted arm hinged, and that another acting cylinder post pivoted arm in a pair of acting cylinder post pivoted arm 374 connects the acting cylinder post connector 37311 of end of another acting cylinder post in bearing pin 3743 and a pair of acting cylinder post 3731 by pivoted arm is equally hinged, a pair of belt hold roller 375 with carry arc 372 side of travelling car 34 in the middle of the car of aforementioned laying purlin match (matching with aforesaid arc-shaped cavity 3721) secretly, this a pair of belt hold roller 375 respectively has a pressure zone roll shaft 3751, the pressure zone roll shaft of one of them belt hold roller in a pair of belt hold roller 375 is fixedly connected with the tumbler shaft of one of them the acting cylinder post pivoted arm in a pair of acting cylinder post pivoted arm 374, and the pressure zone roll shaft of another belt hold roller in a pair of belt hold roller 375 is fixedly connected with the tumbler shaft of another acting cylinder post pivoted arm in a pair of acting cylinder post pivoted arm 374. wherein: the length of aforesaid a pair of belt hold roller 375 equates, and the length sum of this pair of belt hold roller 375 is aforementioned length of carrying arc 372 secretly, aforementioned laying walking dolly draw-gear 38 is connected with aforesaid a pair of chain holder 3713, at aforementioned first Che Bei chamber, the purlin rear wall 3115 in aforementioned the first Che Bei chamber, purlin 3112, towards a side of aforementioned the first Che Bei chamber, purlin front side wall 3114 and be positioned at top and be provided with rotationally support roller 31152 on one group of chain with interval state, and bottom is provided with one group of chain lower support wheel 31153 rotationally with interval state equally.

In the present embodiment, aforesaid twin-tub post acting cylinder 373 is oil cylinder, is connected, specifically as the description to aforementioned first, second working cylinder 272,273 by hydraulic oil pipe pipeline with the hydraulic power source device of headstock 12. fire hose 7 is concealed in storage band railway carriage or compartment 13 as example, under the work of aforementioned folding and unfolding band mechanism 2, fire hose 7 is carried towards the direction of placement machine 3, and show at fire hose 7(Fig. 5) front end end when carrying arc 372 place secretly, now, twin-tub post acting cylinder 373 is worked, a pair of acting cylinder post 3731 is stretched out simultaneously outside cylinder body, drive a pair of acting cylinder post pivoted arm 374 by a pair of acting cylinder post 3731 simultaneously, drive separately its tumbler shaft 3741 to turn round by a pair of acting cylinder post pivoted arm 374, thereby drive a pair of pinch roller 375 to move towards the direction of arc-shaped cavity 3721 by pivoted arm 3741 by pressure zone roll shaft 3751 simultaneously, coordinate and carry arc 372 secretly and the front end end of fire hose 7 is clamped or claimed seize on both sides by the arms by a pair of belt hold roller 375. under this state, drive laying walking dolly 37 to move back and forth by laying walking dolly draw-gear 38, make fire hose 7 with the state laying illustrated by Fig. 5 in storage in the chamber, storage band railway carriage or compartment with railway carriage or compartment 13.

Please then see Fig. 3, aforesaid laying walking dolly draw-gear 38 comprises hydraulic motor holder 381, walking dolly traction fluid pressure motor 382, hinge wheel 383, first, the second minor sprocket 384,385, conduction chain 386 and chain changed course sprocket wheel 387, hydraulic motor holder 381 is being fixed on first Che Bei chamber, the purlin front side wall 3114 in the first Che Bei chamber, purlin 3112 of aforementioned the first purlin car arm 311 corresponding to the position of travelling car 34 in the middle of the car of aforementioned laying purlin, walking dolly traction fluid pressure motor 382 is fixed on hydraulic motor holder 381 towards a side of second Che Bei chamber, the purlin rear wall 3124 in the second Che Bei chamber, purlin 3122 of aforementioned the second purlin car arm 312 and between corresponding to travelling car 34 in the middle of aforementioned the first laying purlin car travelling car 32 and laying purlin car, hinge wheel 383 shows with motor power output shaft 3821(Fig. 5 of walking dolly traction fluid pressure motor 382 in the first Che Bei chamber, purlin 3112) fixing, the first minor sprocket 384 and the second minor sprocket 385 are arranged on the side of described the first Che Bei chamber, purlin rear wall 3115 towards the first Che Bei chamber, purlin front side wall 3114 rotationally, and the first minor sprocket 384 is corresponding to the top of the second minor sprocket 385, chain changed course sprocket wheel 387(Fig. 5 shows) be arranged on equally rotationally the side of the first Che Bei chamber, purlin rear wall 3115 towards the first Che Bei chamber, purlin front side wall 3114, and this chain changed course sprocket wheel 387 position in the first Che Bei chamber, purlin 3112 is positioned at aforementioned the first purlin car arm 311 one end towards the second laying purlin car travelling car 33, one end of conduction chain 386 is nested with at hinge wheel 383, on the first minor sprocket 384 and the second minor sprocket 385, and the other end of conduction chain 386 is nested with on chain changed course sprocket wheel 387, aforesaid a pair of chain holder 3713 is fixedly connected with the middle part of conduction chain 386, on aforesaid one group of chain, support roller 31152 all contacts with conduction chain 386 with one group of chain lower support wheel 31153, wherein: on aforesaid hydraulic motor holder 381, be provided with one for 37 cushioning effects of aforementioned laying walking dolly are used to the walking dolly buffer unit 6 of avoiding the walking dolly support 371 of laying walking dolly 37 to clash into hydraulic motor holder 381 together with aforesaid slide block fixed head 3711.

Refer to Fig. 4, aforesaid lead-screw driving device 39 comprises hydraulic motor 391, commutation transmission case 392, drive link 393 and changed course transmission case 394, hydraulic motor 391, commutation transmission case 392 and changed course transmission case 394 are arranged on railway carriage or compartment, aforementioned storage band railway carriage or compartment frame 131, wherein, commutation transmission case 392 is between hydraulic motor 391 and changed course transmission case 394, and commutation transmission case 392 is corresponding with the first described leading screw 35, changed course transmission case 394 is corresponding with the second described leading screw 36, the hydraulic motor power output shaft 3911 of hydraulic motor 391 is in transmission connection with commutation transmission case 392, the first power output shaft 3921 and first leading screw 35 of commutation transmission case 392 are in transmission connection, one end of drive link 393 is in transmission connection with the second power output shaft 3922 of commutation transmission case 392, the other end is in transmission connection with the changed course transmission case power input shaft 3941 of changed course transmission case 394, and changed course transmission case power output shaft 3942 and second leading screw 36 of changed course transmission case 394 are in transmission connection. aforesaid hydraulic motor 391 is connected with power railway carriage or compartment 12 hydraulic circuits, specifically as the description to conveyer belt drive roll CD-ROM drive motor 252.

In the time that hydraulic motor 391 is worked, drive commutation transmission case 392 to work by hydraulic motor power output shaft 3911, the first power output shaft 3921 by commutation transmission case 392 drives the first leading screw 35 to rotate, drive car middle travelling car 34 in laying purlin to move by the first feed screw nut 352 being disposed on the first leading screw 35, drive drive link 393 by the second power output shaft 3922 of commutation transmission case 392 simultaneously, drive changed course transmission case 394 to work by drive link 393 through changed course transmission case power input shaft 3941, changed course transmission case power output shaft 3942 by changed course transmission case 394 drives the second leading screw 36, shown by the second feed screw nut 362(Fig. 3 being disposed on the second leading screw 36) drive the second laying purlin car travelling car 33 to move. make first, second leading screw 35,36 do corresponding positive and negative rotation by working clockwise or counterclockwise of hydraulic motor 391, until make the middle travelling car 34 of laying purlin car and the second laying purlin car travelling car 33 move forward or backward (taking location status shown in Fig. 4 as example).

From above-mentioned explanation and according to the signal of Fig. 3 and Fig. 4, laying walking dolly draw-gear 38 makes laying walking dolly 37 follow the length direction reciprocating motion of storage with railway carriage or compartment 13,, make 37 side-to-side movements of laying walking dolly, and lead-screw driving device 39 makes laying walking dolly 37 follow the width motion of storage with railway carriage or compartment 13,, make laying walking dolly 37 do motion forward or backward, thereby ensure the fire hose 7 according to needing quantity with orderly full paving state lay in storage in the chamber, storage band railway carriage or compartment with railway carriage or compartment 13.

In addition, also can know that by above-mentioned explanation aforesaid conveyer belt drive roll CD-ROM drive motor 252, walking dolly traction fluid pressure motor 382 and hydraulic motor 391 are oil motor and all have the function of rotating completely.

Please see Fig. 3 and Fig. 4 and Fig. 5 by emphasis, on aforesaid hydraulic motor holder 381, be fixed with one first buffer spring rod guide plate 3811 and one second buffer spring rod guide plate 3812, this is first years old, the second buffer spring rod guide plate 3811, 3812 correspond to each other, aforesaid walking dolly buffer unit 6 comprises a pair of buffering elastic spring base 61, one limiting plate 62, one buffer board 63 and a pair of buffer spring 64, a pair of buffering elastic spring base 61 is slidably arranged on aforesaid the first buffer spring rod guide plate 3811 and the second buffer spring rod guide plate 3812 with self parallel state, limiting plate 62 is fixedly connected with towards one end of aforementioned the first laying purlin car travelling car 32 with a pair of buffering elastic spring base 61, and the side corresponding to the first buffer spring rod guide plate 3811 back to the second buffer spring rod guide plate 3812, buffer board 63 is fixedly connected with towards one end of aforementioned walking dolly support 371 with a pair of buffering elastic spring base 61, and the side corresponding to the second buffer spring guide plate 3812 back to the first buffer spring guide plate 3811, corresponding with aforesaid slide block fixed head 3711, one of them buffer spring in a pair of buffer spring 64 is nested with on the wherein buffering elastic spring base in a pair of buffering elastic spring base 61, and another buffer spring in a pair of buffer spring 64 is nested with on another root buffering elastic spring base of a pair of buffering elastic spring base 61, one end of this pair of buffer spring 64 is bearing on aforementioned the first buffer spring guide plate 3811, and the other end is bearing on aforementioned the second buffer spring guide plate 3812.

In the time that laying walking dolly draw-gear 38 drives laying walking dolly 37 left lateral (taking location status shown in Fig. 3 as example); and in the time that laying walking dolly 37 arrives at hydraulic motor holder 381 place; walking dolly support 371 with and on slide block fixed head 3711 just contact with the buffer board 63 of walking dolly buffer unit 6; thereby there will not be with hydraulic motor holder 381 and collide, be conducive to protect laying walking dolly 37.

Applicant describes use of the present invention in conjunction with Fig. 1 to Fig. 5, to collect fire hose 7 as example, the folding and unfolding band truss 21 of folding and unfolding band mechanism 2 is dragged and drawn towards the direction of headstock 11 from the laying purlin of placement machine 3 car 31, until be state as shown in Figure 1, and by support arm locking device 28, supporting arm lock shaft 2132 is locked. then by fire fighter by one end of fire hose 7 drag cause conveyer belt 24 and make that water band adapting flange on fire hose 7 crosses entrainment device 27 carry large roller 271 secretly. now, conveyer belt drive roll CD-ROM drive motor 252 is in running order, and first, second carries small roller 274 secretly, 275 respectively first, the second working cylinder 272, under 273 work in carry large roller 271 secretly and match or claim the state reclining mutually, the fire hose 7 of being carried by conveyer belt 24 enters in storage band railway carriage or compartment 13 from the fire hose of Fig. 3 signal chamber 314 of stepping down, and a pair of belt hold roller 375 by the laying walking dolly 37 of placement machine 3 is pushed down aforementioned one end of fire hose 7 (the water band adapting flange of fire hose 7 one end is in a pair of pressure zone action roller 375 and carry the below between arc 372 secretly), here alleged pushing down refers to fire hose 7 control, make fire hose 7 and carry secretly between arc 372 and to pass through at a pair of belt hold roller 375, play the guide tracting action to fire hose 7. under the work of laying walking dolly draw-gear 38 and under the work of lead-screw driving device 39, make laying walking dolly 37 in left and right reciprocating motion and forward and backward movement, the fire hose of being transported to by conveyer belt 24 7 is with in railway carriage or compartment 13 in storing up with the state laying of Fig. 5 signal.

In said process, the operation principle of laying walking dolly draw-gear 38 is: the mode that walking dolly traction fluid pressure motor 382 replaces with forward and reverse is worked, drive hinge wheel 383 by it, drive conduction chain 386 by hinge wheel 383, because laying walking dolly 37 is fixedly connected with conduction chain 386 by the chain holder 3713 on its walking dolly support 371, thereby drive laying walking dolly 37 to move back and forth by conduction chain 386, specifically can be referring to Fig. 5.

To the collecting in process of fire hose 7, water band spraying cleaner 29 is in running order above-mentioned, by it, fire hose is implemented to spray and cleans. When the other end of fire hose 7, to be that end arrives aforesaid while carrying large roller 271 place secretly, under the reverse operation of first, second working cylinder 272,273, makes first, second carry small roller 274,275 secretly and scold out towards deviating from the direction of carrying large roller 271 secretly. Specifically can by be arranged on drive roll headstock casing 251 and/or carry secretly signal picker on roller transmission case body 261 as optoelectronic switch or similarly parts collection be positioned at the water band adapting flange signal of fire hose end and by signal feedback to electric control box, send instruction and make 272,273 work of first, second working cylinder by electric control box, and make first, second carry small roller 274,275 secretly to scold out with respect to carrying large roller 271 secretly. Same signalization collector on aforesaid walking dolly support 371, find out the water band adapting flange of fire hose end by it, and by signal feedback to electric control box, twin-tub post acting cylinder 373 reverse operations, make a pair of belt hold roller 375 and scold out with respect to carrying arc 372 secretly.

After having completed the take-up of fire hose 7, by the superincumbent description of applicant, upwards lift handle axle 284, make support arm locking device 28 remove the locking to the second lock hook gib head 2831, the folding and unfolding band truss 21 of folding and unfolding band mechanism 2 is pulled towards the direction of placement machine 3, and by the operation of first, second arm beam lock screw 31111,31211 is limited folding and unfolding band truss 21.

Because by fire hose 7, from storage, the process with emitting in railway carriage or compartment 13 is contrary with the course of action of aforementioned take-up, thereby applicant repeats no more.

Claims (9)

1. one kind has the fire fighting truck of automatic deploying and retracting band function, comprise a vehicle body (1), this vehicle body (1) comprises headstock (11), power railway carriage or compartment (12) and storage band railway carriage or compartment (13), power railway carriage or compartment (12) is positioned between headstock (11) and storage band railway carriage or compartment (13), is with the uncovered position formation at the top in railway carriage or compartment (13) to have railway carriage or compartment, a storage band railway carriage or compartment frame (131) in storage, one folding and unfolding band mechanism (2) and a placement machine (3), it is characterized in that: described placement machine (3) is arranged on movably described storage band railway carriage or compartment railway carriage or compartment frame (131) above and coordinates with the top slide in described power railway carriage or compartment (12) simultaneously, described folding and unfolding band mechanism (2) is disposed in placement machine (3) slidably, this folding and unfolding band mechanism (2) comprises folding and unfolding band truss (21), conveyer belt drive roll (22), conveyer belt driven voller (23), conveyer belt (24), drive roll headstock (25), carry roller transmission case (26) secretly, entrainment device (27) and supporting arm locking device (28), folding and unfolding band truss (21) comprises first, the second arm beam (211, 212) and supporting arm (213), first, the second arm beam (211, 212) parallel setting, the left end of supporting arm (213) forms supporting arm bracket (2131), the quantity of supporting arm bracket (2131) has spaced apart one group, and one end of supporting arm bracket (2131) is fixed by the first supporting arm bracket fixed angle plate (21311) and the bottom of the first arm beam (211), the other end is fixed by the second supporting arm bracket fixed angle plate (21312) and the bottom of the second arm beam (212), the right-hand member of supporting arm (213) matches with supporting arm locking device (28), by this supporting arm locking device (28), supporting arm (213) is locked or unlocked, and supporting arm locking device (28) is fixed in the described placement machine (3) being arranged on described storage band railway carriage or compartment railway carriage or compartment frame (131), conveyer belt driven voller (23) is positioned at the left end of described folding and unfolding band truss (21), and first described in the driven voller roll shaft (231) of this conveyer belt driven voller (23) is bearing in rotationally, the second arm beam (211, 212) between, conveyer belt drive roll (22) is corresponding to the right-hand member of folding and unfolding band truss (21), and the drive roll roll shaft (221) of this conveyer belt drive roll (22) is bearing in rotationally drive roll headstock (25) and carries secretly between roller transmission case (26), the left end of conveyer belt (24) is nested with on conveyer belt driven voller (23), and right-hand member is nested with on conveyer belt drive roll (22), drive roll headstock (25) is fixed on the right-hand member of described the first arm beam (211), carry the right-hand member that roller transmission case (26) is fixed on the second arm beam (212) secretly, and corresponding with drive roll headstock (25), entrainment device (27) is arranged on drive roll headstock (25) and carries secretly between roller transmission case (26), and corresponding to the right side of described conveyer belt drive roll (22), wherein: described drive roll headstock (25) comprises drive roll headstock casing (251) and conveyer belt drive roll CD-ROM drive motor (252), drive roll headstock casing (251) is fixed on the right-hand member of described the first arm beam (211), conveyer belt drive roll CD-ROM drive motor (252) is arranged in the drive roll headstock casing chamber (2511) of drive roll headstock casing (251), the described roller transmission case (26) of carrying secretly comprises and carries roller transmission case body (261) secretly, be positioned at the drive sprocket (262) of carrying roller transmission case body chamber (2611) secretly of carrying roller transmission case body (261) secretly, driven sprocket (263) and driving chain (264), carry the right-hand member that roller transmission case body (261) is fixed on described the second arm beam (212) secretly, and corresponding with described drive roll headstock casing (251), drive sprocket (262) is fixed on the drive roll roll shaft (221) of described conveyer belt drive roll (22), driven sprocket (263) is in transmission connection with described entrainment device (27), one end of driving chain (264) is nested with on drive sprocket (262), the other end is nested with on driven sprocket (263), one end of the drive roll roll shaft (221) of described conveyer belt drive roll (22) is bearing on drive roll headstock casing (251) rotationally, and be insinuated in drive roll headstock casing chamber (2511) and be in transmission connection with described conveyer belt drive roll CD-ROM drive motor (252), the other end of the drive roll roll shaft (221) of conveyer belt drive roll (22) is bearing in rotationally to carry roller transmission case body (261) secretly above and be insinuated into and carries secretly in roller transmission case body chamber (2611), described drive sprocket (262) is fixed on the other end of the described drive roll roll shaft (221) of conveyer belt drive roll (22), form dynamic railway carriage or compartment compartment top frame (121) at the top in described power railway carriage or compartment (12), described placement machine (3) is slidably matched with this power railway carriage or compartment compartment top frame (121), wherein: be fixed with one first arm beam gear guardrail (2111) at the length direction of described the first arm beam (211) and towards the surface of a upper side, and at the length direction of the second described arm beam (212) and be fixed with one second arm beam gear guardrail (2121) towards the surface of a upper side, and the first arm beam gear guardrail (2111) and/or the second arm beam gear guardrail (2121) metal tube that be hollow and that shape of cross section is rounded.

2. the fire fighting truck with automatic deploying and retracting band function according to claim 1, entrainment device (27) described in it is characterized in that comprises carries large roller (271) secretly, the first working cylinder (272), the second working cylinder (273), first carries small roller (274) secretly, second carries small roller (275) secretly, the first cylinder post pivoted arm (276) and the second cylinder post pivoted arm (277), carry the right side of large roller (271) corresponding to described conveyer belt drive roll (22) secretly, this one end of carrying large roller axle secretly of carrying large roller (271) secretly is bearing on the described drive roll headstock casing (251) of the right-hand member that is fixed on described the first arm beam (211) rotationally, and the other end of carrying large roller axle secretly be bearing in be rotationally fixed on described the second arm beam (212) right-hand member described in carry secretly on roller transmission case body (261), the first working cylinder (272) is arranged in described drive roll headstock casing chamber (2511), and the first working cylinder post (2721) of this first working cylinder (272) is hinged with the first cylinder post pivoted arm (276), and this first cylinder post pivoted arm (276) is positioned at drive roll headstock casing chamber (2511) and be bearing in rotationally on the corresponding wall body of drive roll headstock casing (251), the second working cylinder (273) is arranged on described carrying secretly in roller transmission case body chamber (2611), and the second working cylinder post (2731) of this second working cylinder (273) is hinged with the second cylinder post pivoted arm (277), and this second cylinder post pivoted arm (277) is positioned at and carries roller transmission case body chamber (2611) secretly, and be bearing in rotationally on the corresponding wall body of carrying roller transmission case body (261) secretly, first carries small roller (274) secretly carries small roller axle (2741) towards one end of the first cylinder post pivoted arm (276) secretly by first and is connected with the first cylinder post pivoted arm (276), and first carry small roller (274) secretly and be configured to free end towards second one end of carrying small roller (275) secretly, and the right side corresponding to carrying large roller (271) secretly with carry large roller (271) secretly and match, second carries small roller (275) secretly carries small roller axle (2751) towards one end of the second cylinder post pivoted arm (277) secretly by second and is connected with the second cylinder post pivoted arm (277), and second carry small roller (275) secretly and be configured to free end towards first one end of carrying small roller (274) secretly, and equally the right side corresponding to carrying large roller (271) secretly with carry large roller (271) secretly and match, wherein: first carries small roller (274) and second secretly carries the length sum of small roller (275) secretly and equal to carry secretly the length of large roller (271), and first, second carries small roller (274 secretly, 275) length is equal to each other, described supporting arm locking device (28) comprises a locking seat (281), a pair of the first locking hook plate (282), a pair of the second locking hook plate (283) and a handle axle (284), locking seat (281) is fixed in the described placement machine (3) being arranged on described storage band railway carriage or compartment railway carriage or compartment frame (131), form and have one first locking hook plate hinged seat (2811) towards a upper side at this locking seat (281), and opposite side formation has one second locking hook plate hinged seat (2812), this is first years old, the second locking hook plate hinged seat (2811, 2812) correspond to each other, and form and have one first inclined-plane (28111) at the right-hand member on the top of the first locking hook plate hinged seat (2811), there is one second inclined-plane (28121) and form at the right-hand member on the top of the second locking hook plate hinged seat (2812), this is first years old, the second inclined-plane (28111, 28121) correspond to each other, a pair of the first locking hook plate (282) corresponds respectively to the both sides of the first locking hook plate hinged seat (2811), and the middle part of this pair of the first locking hook plate (282) is pivotally connected on the first locking hook plate hinged seat (2811) with coaxial state, and the each formation of the right-hand member of a pair of the first locking hook plate (282) has one first lock hook gib head (2821), the first lock hook gib head (2821) is corresponding with described the first inclined-plane (28111), a pair of the second locking hook plate (283) corresponds respectively to the both sides of the second locking hook plate hinged seat (2812), and the middle part of this pair of the second locking hook plate (283) is pivotally connected on the second locking hook plate hinged seat (2812) with coaxial state, and the each formation of the right-hand member of a pair of the second locking hook plate (283) has one second lock hook gib head (2831), the second lock hook gib head (2831) is corresponding with described the second inclined-plane (28121), handle axle (284) is fixedly connected with the left end of a pair of the first locking hook plate (282) and a pair of the second locking hook plate (283) simultaneously, be fixed with a supporting arm lock shaft (2132) at the described right-hand member of described supporting arm (213), this supporting arm lock shaft (2132) matches with the first lock hook gib head (2821) towards one end of the first described lock hook gib head (2821), and supporting arm lock shaft (2132) matches with the second lock hook gib head (2831) towards one end of described the second lock hook gib head (2831), go up and be provided with a compartment top frame guide rail (1211) towards a upper side at described power railway carriage or compartment compartment top frame (121), described placement machine (3) is slidably matched with this compartment top frame guide rail (1211).

3. the fire fighting truck with automatic deploying and retracting band function according to claim 1, it is characterized in that described folding and unfolding band mechanism (2) also includes a water band spraying cleaner (29), this water band spraying cleaner (29) comprises main jet shower pipe (291), first, the second side spray arm pipe (292,293) and water inlet pipe (294), main jet shower pipe (291) is corresponding to the below of described conveyer belt driven voller (23), form and have one first main jet shower pipe to fix ear (2911) in one end of this main jet shower pipe (291), and other end formation has one second main jet shower pipe to fix ear (2912), offer main jet shower pipe spray apertures (2913) at the middle part of main jet shower pipe (291) and towards a side on a left side with high density state, the fixing ear (2911) of the first described main jet shower pipe is fixed with the left end of described the first arm beam (211), the fixing ear (2912) of described the second main jet shower pipe is fixed with the left end of described the second arm beam (212), the first side spray arm pipe (292) is formed in one end of main jet shower pipe (291), and communicate with the main jet shower pipe tube chamber (2914) of main jet shower pipe (291), offer first side spray arm pipe spray apertures (2921) towards a side of the second side spray arm pipe (293) with high density state at this first side spray arm pipe (292), the second side spray arm pipe (293) is formed in the other end of main jet shower pipe (291), and communicate with the main jet shower pipe tube chamber (2914) of main jet shower pipe (291) equally, offer the second side spray arm pipe spray apertures (2931) with high density state at this second side spray arm pipe (293) equally towards a side of the first side spray arm pipe (292), one end of water inlet pipe (294) is connected with main jet shower pipe (291) and communicates with main jet shower pipe tube chamber (2914), the other end of water inlet pipe (294) is connected with fire-fighting watering device.

4. the fire fighting truck with automatic deploying and retracting band function according to claim 2, it is characterized in that described placement machine (3) comprises laying purlin car (31), the first laying purlin car travelling car (32), the second laying purlin car travelling car (33), travelling car (34) in the middle of the car of laying purlin, first, the second leading screw (35, 36), laying walking dolly (37), laying walking dolly draw-gear (38) and lead-screw driving device (39), laying purlin car (31) comprises the first purlin car arm (311) and the second purlin car arm (312), this is first years old, the second purlin car arm (311, 312) keep parallel at length direction each other, be fixed with a pair of the first arm beam at the left end of the first purlin car arm (311) and limit seat (3111), be fixed with a pair of the second arm beam at the left end of the second purlin car arm (312) and limit seat (3121), it is corresponding with a pair of the first arm beam restriction seat (3111) that this pair of second arm beam limits seat (3121), the first described arm beam (211) limits seat (3121) with a pair of the second arm beam and is slidably matched, the second described arm beam (212) limits seat (3111) with a pair of the first arm beam and is slidably matched, the first laying purlin car travelling car (32) is positioned at the left end of laying purlin car (31), and be fixed on first, the second purlin car arm (311, 312) between, this the first laying purlin car travelling car (32) forms rolling pair with described compartment top frame guide rail (1211), the second laying purlin car travelling car (33) is positioned at the right-hand member of laying purlin car (31), and be fixed on first, the second purlin car arm (311, 312) between, this the second laying purlin car travelling car (33) forms rolling pair with described storage band railway carriage or compartment railway carriage or compartment frame (131), in the middle of laying purlin car, travelling car (34) is corresponding to the right side of described the first laying purlin car travelling car (32) and be fixed on first, the second purlin car arm (311, 312) between, one end rotating support of the first leading screw (35) is on the first leading screw seat (351), and this first leading screw seat (351) is fixed on the top of a side of the length direction of described storage band railway carriage or compartment railway carriage or compartment frame (131), the other end of the first leading screw (35) and lead-screw driving device (39) are in transmission connection, the middle part of the first leading screw (35) is equipped with one first feed screw nut (352), this first feed screw nut (352) is fixing with the described middle travelling car of laying purlin car (34), one end of the second leading screw (36) is bearing on the second leading screw seat (361) rotationally, and this second leading screw seat (361) is fixed on the top of a side of the length direction of storage band railway carriage or compartment, railway carriage or compartment frame (131), and corresponding with the first leading screw seat (351), same and the lead-screw driving device (39) of the other end of the second leading screw (36) is in transmission connection, the middle part of the second leading screw (36) is equipped with one second feed screw nut (362), this second feed screw nut (362) is fixing with the second described laying purlin car travelling car (33), described in laying walking dolly (37) is disposed in movably first, the second purlin car arm (311, 312) between, and between the middle travelling car of described laying purlin car (34) and the second laying purlin car travelling car (33), move back and forth under the drive of laying walking dolly draw-gear (38), described laying walking dolly draw-gear (38) is being arranged on the first described purlin car arm (311) corresponding to the position of one end of travelling car (34) in the middle of the car of described laying purlin, and be connected with laying walking dolly (37), the position of lead-screw driving device (39) other end of travelling car (34) in the middle of the car of corresponding laying purlin is arranged on the top of the opposite side of the length direction of described storage band railway carriage or compartment railway carriage or compartment frame (131), the locking seat (281) of described supporting arm locking device (28) is fixing with described the first laying purlin car travelling car (32).

5. the fire fighting truck with automatic deploying and retracting band function according to claim 4, it is characterized in that forming and having one first Che Bei chamber, purlin (3112) at the length direction of the first described purlin car arm (311), described a pair of the first arm beam limits seat (3111) and is fixed on first Che Bei chamber, the purlin roof (3113) in this Che Bei chamber, the first purlin (3112), and be positioned at the left end of the length direction of the first Che Bei chamber, purlin roof (3113), the first Che Bei chamber, purlin front side wall (3114) in the first Che Bei chamber, purlin (3112) is fixed with a slide block guide rail (3116) towards the top of the length direction of a side of the first Che Bei chamber, purlin rear wall (3115), and offer a first dolly support-moving slot to make way (31141) communicating with the first Che Bei chamber, purlin (3112) in the middle position of the length direction of the first Che Bei chamber, purlin front side wall (3114), form and have one first compartment top lid drain tank (31151) along the length direction of the first Che Bei chamber, purlin rear wall (3115) in the bottom of described the first Che Bei chamber, purlin rear wall (3115) and back to a side in the first Che Bei chamber, purlin (3112), form and have one second Che Bei chamber, purlin (3122) at the length direction of the second described purlin car arm (312), described a pair of the second arm beam limits seat (3121) and is fixed on second Che Bei chamber, the purlin roof (3123) in this Che Bei chamber, the second purlin (3122), and be positioned at the left end of the length direction in the second Che Bei chamber, purlin (3122), middle position at the length direction of second Che Bei chamber, the purlin rear wall (3124) in the second Che Bei chamber, purlin (3122) offers a second dolly support-moving slot to make way (31241) communicating with the second Che Bei chamber, purlin (3122), and form and have a roller raceway (31242) towards the length direction of a side of second Che Bei chamber, the purlin front side wall (3125) in the second Che Bei chamber, purlin (3122) at this Che Bei chamber, the second purlin rear wall (3124), form and have one second compartment top lid drain tank (31251) along the length direction of the second Che Bei chamber, purlin front side wall (3125) in the bottom of the second Che Bei chamber, purlin front side wall (3125) and back to a side in the second Che Bei chamber, purlin (3122), one end and described first Che Bei chamber, the purlin front side wall (3114) of described the first laying purlin car travelling car (32) that forms rolling pair with described compartment top frame guide rail (1211) is fixing, and the other end and described the second Che Bei chamber, purlin rear side face the wall and meditate (3124) fix, in the middle of the second described laying purlin car travelling car (33) and laying purlin car move, one end of travelling car (34) is all fixing with the first Che Bei chamber, purlin front side wall (3114), and the other end is all fixing with the second Che Bei chamber, purlin rear wall (3124), described the first leading screw (35) being in transmission connection with described lead-screw driving device (39) is simultaneously corresponding to the bottom of the first purlin car arm (311) and the second purlin car arm (312), and in the middle of described the first feed screw nut (352) and described laying purlin car, the middle part of travelling car (34) is fixed, described the second leading screw (36) being in transmission connection with described lead-screw driving device (39) is simultaneously corresponding to the first purlin car arm (311) and the second purlin car arm (312) bottom, and described the second feed screw nut (362) is fixed with the middle part of described the second laying purlin car travelling car (33), described laying travelling car (37) is slidably matched with described slide block guide rail (3116), and forms rolling pair with described roller raceway (31242) simultaneously, described laying walking dolly draw-gear (38) is arranged on the side of described the first Che Bei chamber, purlin front side wall (3114) towards described the second Che Bei chamber, purlin rear wall (3124), and is in transmission connection with laying walking dolly (37) in described the first Che Bei chamber, purlin (3112), a side at the length direction of described storage band railway carriage or compartment railway carriage or compartment frame (131) is hinged with one first compartment top lid (4), and be with the opposite side of the length direction of railway carriage or compartment, railway carriage or compartment frame (131) to be hinged with one second compartment top lid (5) in storage, in the time that the first compartment top lid (4) and the second compartment top lid (5) turn to level towards the direction of described laying purlin car (31), the both sides of the length direction to storage band railway carriage or compartment (13) are covered and are protected, and the first compartment top lid (4) matches with the first described compartment top lid drain tank (31151) towards the first compartment top lid cover rim (41) of a side of the length direction of the second compartment top lid (5), the second compartment top lid (5) matches with the second described compartment top lid drain tank (31251) towards the second compartment top lid cover rim (51) of a side of the length direction of the first compartment top lid (4) simultaneously.

6. the fire fighting truck with automatic deploying and retracting band function according to claim 5, it is characterized in that being provided with the first travelling car roller (321) in the bottom of the length direction of the first described laying purlin car travelling car (32) with interval state and to be made into right mode pivot, the first travelling car roller (321) forms rolling pair with described compartment top frame guide rail (1211); Described in the second shop with girder vehicle length direction of the mobile trolley (33) state of lower interval to set a second mobile car wheel (331);Second mobile trolley roller (331) and described with storage load compartments (131) on the surface of the rolling cooperate;Described in the shop is walking with the car (37) including car walking stents (371), with arc plate (372), two cylinder column cylinder (373), a pair of derrick cylinder column (374) and a pressure roller (375);Walk the car bracket (371) described in the second shop with girder vehicle mobile car shop (33) and described with middle girder vehicle between mobile car (34).Described the bank go car bracket (371) towards one end of the first car boom arm (311) stated end via the first car of stents mobile way trough described (31141) into the first girder car arm inside the cavity (3112);Fixed plate and the fixed one slider (3711) and a pair of chain block (3713);Sliding block is fixed plate (3711) is located in the walking towards car bracket (371) on one side;And a pair of chain block (3713) is located in the walking trolley bracket (371) towards the side;On the sliding block is fixed plate (3711) and described in the corresponding to the position of the sliding block guide rail (3116) fixed a slider (37111);The slide block (37111) and the sliding block guide rail (3116), a sliding guide;Walking towards car bracket (371) described in the second one end of the girder car arm (312) the second girder end mentioned in passing car arm on the cavity wall (3124) after the second car bracket must move slot (31241) described into the second girder car arm inside the cavity (3122);And a roller fixed installation plate (3712);On the roller installation plate (3712) and described in the corresponding to the road roller (31242) the position of the rotating set has one or more of the car support roller (37121);Car support roller (37121) and the roller (31242) constitute a scroll vice;With arc plate (372) fixed to the walking towards car bracket (371) described shop with girder vehicle among mobile (34) on one side of the car;Role twin column cylinder (373) in state level in horizontal fixed at the bottom of the walking trolley bracket (371);The twin column function (373) is a pair of cylinder column (3731);A role cylinder column jib corresponding state (374) to each other at both ends of the entrainment arc plate (372);The action cylinder column turns a pair of arms (374) set on the jib axis (3741);Jib axis (3741) set in turn arm shaft (3742);The jib axis (3742) and with arc end fixed plate (372);And the action cylinder column turns a pair of arms (374), one of the role of cylinder column jib and a pair of cylinder column (3731), one of the role of the end of the cylinder column hinge;And a pair of derrick cylinder column (374), the another role of cylinder column jib and a pair of same cylinder column (3731) another role cylinder column at the end of the cylinder hinged column connecting head (37311);A pair of pressure belt roller (375) and the entrainment arc plate (372) toward the mentioned shop with girder vehicle among mobile car (34) on one side of the match;This with a pair of pressure roller (375), each with a pressure roller (3751);And the pair of pressure roller (375) in one of the pressure with a roller with the roller and described in a cylinder column jib (374), one of the role of cylinder column jib fixed connection;In a pair and the pressure belt roller (375) another pressure with a roller to drive roller and a pair of derrick cylinder column (374) another role cylinder column jib fixed connection;Among them: described with a pair of pressure roller (375) is equal to the length of the;And the pair of pressure roller (375), the length of the entrainment described as the sum of the length of the arc plate (372);Shop with walking car traction device (38) and described a chain block (3713) connection;It is the first girder car arm cavity (3112) described the first after the cavity wall girder car arm (3115) toward the first described girder cavity before the car arm on one side of the wall (3114) and is located in the upper rotates at interval state to set up a group of chain wheel (31152), and the same with interval state condition of rotation to set up a group of chain wheel (31153).。

7. the fire fighting truck with automatic deploying and retracting band function according to claim 6, it is characterized in that described laying walking dolly draw-gear (38) comprises hydraulic motor holder (381), walking dolly traction fluid pressure motor (382), hinge wheel (383), first, the second minor sprocket (384,385), conduction chain (386) and chain changed course sprocket wheel (387), hydraulic motor holder (381) is being fixed on described first Che Bei chamber, the purlin front side wall (3114) in the first Che Bei chamber, purlin (3112) of described the first purlin car arm (311) corresponding to the position of travelling car (34) in the middle of the car of described laying purlin, walking dolly traction fluid pressure motor (382) is fixed on hydraulic motor holder (381) towards a side of second Che Bei chamber, the purlin rear wall (3124) in the second Che Bei chamber, purlin (3122) of described the second purlin car arm (312) and corresponding in the middle of described the first laying purlin car travelling car (32) and laying purlin car between travelling car (34), hinge wheel (383) is fixed with the motor power output shaft of walking dolly traction fluid pressure motor (382) in the first Che Bei chamber, purlin (3112), the first minor sprocket (384) and the second minor sprocket (385) are arranged on the side of described the first Che Bei chamber, purlin rear wall (3115) towards described the first Che Bei chamber, purlin front side wall (3114) rotationally, and the first minor sprocket (384) is corresponding to the top of the second minor sprocket (385), chain changed course sprocket wheel (387) is arranged on the side of the first Che Bei chamber, purlin rear wall (3115) towards the first Che Bei chamber, purlin front side wall (3114) equally rotationally, and this chain changed course sprocket wheel (387) position in the first Che Bei chamber, purlin (3112) is positioned at described the first purlin car arm (311) one end towards described the second laying purlin car travelling car (33), one end of conduction chain (386) is nested with in hinge wheel (383), on the first minor sprocket (384) and the second minor sprocket (385), and the other end of conduction chain (386) is nested with on chain changed course sprocket wheel (387), described a pair of chain holder (3713) is fixedly connected with the middle part of conduction chain (386), on one group of described chain, support roller (31152) all contacts with conduction chain (386) with one group of chain lower support wheel (31153), wherein: on described hydraulic motor holder (381), be provided with one for described laying walking dolly (37) is played cushioning effect and uses the walking dolly buffer unit (6) of avoiding the walking dolly support (371) of laying walking dolly (37) to clash into hydraulic motor holder (381) together with described slide block fixed head (3711).

8. the fire fighting truck with automatic deploying and retracting band function according to claim 5, it is characterized in that described lead-screw driving device (39) comprises hydraulic motor (391), commutation transmission case (392), drive link (393) and changed course transmission case (394), hydraulic motor (391), commutation transmission case (392) and changed course transmission case (394) are arranged on described storage band railway carriage or compartment railway carriage or compartment frame (131), wherein, commutation transmission case (392) is positioned between hydraulic motor (391) and changed course transmission case (394), and commutation transmission case (392) is corresponding with described the first leading screw (35), changed course transmission case (394) is corresponding with described the second leading screw (36), the hydraulic motor power output shaft (3911) of hydraulic motor (391) is in transmission connection with commutation transmission case (392), first power output shaft (3921) of commutation transmission case (392) is in transmission connection with the first leading screw (35), one end of drive link (393) is in transmission connection with second power output shaft (3922) of commutation transmission case (392), the other end is in transmission connection with the changed course transmission case power input shaft (3941) of changed course transmission case (394), and the changed course transmission case power output shaft (3942) of changed course transmission case (394) is in transmission connection with the second leading screw (36).

9. the fire fighting truck with automatic deploying and retracting band function according to claim 7, it is characterized in that being fixed with one first buffer spring rod guide plate (3811) and one second buffer spring rod guide plate (3812) on described hydraulic motor holder (381), this is first years old, the second buffer spring rod guide plate (3811,3812) correspond to each other, described walking dolly buffer unit (6) comprises a pair of buffering elastic spring base (61), one limiting plate (62), one buffer board (63) and a pair of buffer spring (64), a pair of buffering elastic spring base (61) is slidably arranged on described the first buffer spring rod guide plate (3811) and the second buffer spring rod guide plate (3812) with self parallel state, limiting plate (62) is fixedly connected with towards one end of described the first laying purlin car travelling car (32) with a pair of buffering elastic spring base (61), and the side corresponding to the first buffer spring rod guide plate (3811) back to the second buffer spring rod guide plate (3812), buffer board (63) is fixedly connected with towards one end of described walking dolly support (371) with a pair of buffering elastic spring base (61), and the side corresponding to the second buffer spring guide plate (3812) back to the first buffer spring guide plate (3811), corresponding with described slide block fixed head (3711), one of them buffer spring in a pair of buffer spring (64) is nested with on the wherein buffering elastic spring base in a pair of buffering elastic spring base (61), and another buffer spring in a pair of buffer spring (64) is nested with on another root buffering elastic spring base of a pair of buffering elastic spring base (61), one end of this pair of buffer spring (64) is bearing on described the first buffer spring guide plate (3811), and the other end is bearing on described the second buffer spring guide plate (3812).