CN214696028U - Pipeline dredging machine for sewage and rainwater - Google Patents

Abstract

The utility model discloses a pipeline dredging machine of sewage and rainwater belongs to sewer line dredging tool technical field. The hoist cylinder is installed through the grudging post in side of a square pipe support body left and right sides, be equipped with the reducing gear box between two hoist cylinders, the reducing gear box passes through power auto-change over device and connects two hoist cylinders respectively, it prevents anti-reversing mechanism to be equipped with the hoist cylinder that prevents the hoist cylinder under wire rope dead weight between two hoist cylinders, square pipe support body front end is equipped with a pair of support arm, it has the pull rod all to articulate between support arm root and hoist cylinder's grudging post, square pipe support body passes through the support arm and articulates with tractor or fork truck, its swing of actuating arm connection control through pull rod and tractor or fork truck, square pipe support body both sides all are equipped with auxiliary supporting device, when the bottom surface is uneven, the leveling of square pipe support body is realized to auxiliary supporting device on one side of independent control, square pipe support body both sides grudging post's rear end all is equipped with a pair of reference column, install the portal frame that is used for hanging the wire rope of hoist cylinder through the reference column.

Description

Pipeline dredging machine for sewage and rainwater

Technical Field

The utility model relates to a pipeline dredging machine of sewage and rainwater belongs to sewer line dredging tool technical field.

Background

Municipal administration, the dirt of district, rainwater pipeline need regularly clean the desilting, and the purchase cost of the sewage pipeline motor sweeper of specialty is too high, and only be applicable to the urban road, can't be current at complicated highway section, can't go to suburb region and use, and sewage pipeline motor sweeper cleaning efficiency is also extremely low moreover, and very waste water resource, because sewage pipeline vehicle-mounted cleans the in-process, need pour into a large amount of water in with the sewage pipeline, dilute the sedimentary sewage mud in the pipeline, extract again.

The preparation of a large number of sewage pipeline trucks is not practical for common cities, therefore, most cities still adopt manual well descending and use a manual winching machine for operation, the manpower consumption is large, the efficiency is extremely low, all the constructions are carried out by human shoulders, the dead weight of only one manual winching machine is close to 200 kilograms, the movement, the placement and the erection are difficult, the floor area on the well is large, particularly, traffic jam is easy to cause when cleaning is carried out on a traffic required road, great potential safety hazard is caused to workers, according to the pipeline calculation of a municipal pipeline DN500 pipe diameter, the sludge storage amount is 40 centimeters and the length is 50 meters, both well mouths of both sides of the pipeline need to put people, two manual winching machines are required to be operated on both sides, two people are required to carry out cleaning and filling under the well, 6 cleaning operations are required to be completed within 4 hours, most companies cannot complete government indexes on time, causing problems with sewage pipe blockage every year.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies existing in the prior art, the utility model provides a pipeline dredging machine of sewage and rainwater installs and uses on tractor or fork truck, is convenient for remove, also is favorable to going to complicated highway section, pure mechanical structure, simple manufacture, and cost of maintenance is cheap, and it is wider to be suitable for the scene, and efficiency is higher, uses manpower sparingly, raises the efficiency.

The utility model provides a technical scheme that its technical problem adopted is: a sewage and rainwater pipeline dredging device comprises a square pipe frame body, a reduction gearbox, a hoisting roller, a protective cover, an auxiliary supporting device, a power switching device, a portal frame, a support arm, a pull rod, a positioning column and a hoisting drum anti-reversal mechanism, wherein the square pipe frame body comprises a quadrilateral underframe and four groups of vertical frames, the hoisting roller which is installed through a bearing flange is arranged between the two vertical frames on the left side and the right side, the reduction gearbox is arranged between the square pipe frame body between the two hoisting rollers, the reduction gearbox is respectively connected with the two hoisting rollers through the power switching device, the protective cover is arranged above the power switching device, the hoisting drum anti-reversal mechanism which prevents the hoisting roller from rotating under the self weight of a steel wire rope is arranged between the two hoisting rollers, a pair of support arms is arranged at the front end of the square pipe frame body, the pull rod is hinged between the root of each support arm and the vertical frame of the hoisting roller, the square pipe frame body is hinged with a tractor or a forklift through the support arms, the device is connected with a driving arm of a tractor or a forklift through a pull rod to control the swing of the tractor or the forklift, so as to control the lifting of the square pipe frame body, auxiliary supporting devices are arranged on two sides of the square pipe frame body, when the bottom surface is not flat, the auxiliary supporting device on one side can be independently controlled to realize the leveling of the square pipe frame body, a pair of positioning columns are arranged at the rear ends of vertical frames on two sides of the square pipe frame body, a portal frame used for hanging a steel wire rope of a hoisting roller is arranged through the positioning columns, the device is stopped at a well mouth at one end, a vertical shaft is limited on the other side of a sewage pipeline through the steel wire rope of the hoisting roller below the portal frame, the steel wire rope of the hoisting roller is hung on a scraping tool in the pipeline, the steel wire rope of the hoisting roller on the other side of the sewage pipeline passes through the sewage pipeline and is wound back from the vertical shaft on the other side of the sewage pipeline to hang the scraping tool, a reduction gearbox is connected through a power output shaft of the tractor or the forklift, and the reduction gearbox is rotated forwards and reversely rotated, winch drum function about switching back and forth through power auto-change over device, scrape instrument translation in sewage pipeline, scrape the mud dirt of pipe inner wall to both sides in the dirty pipeline of collection, realize cleaning of pipe inner wall, put down the wire rope that two rolls up the cylinder simultaneously in dirty pipeline department of collection, the storing bucket or the storing bag of loading the dirt in the dirty pipeline of collection begins to make a round trip to hoist, hang the loading of directly dismantling behind the well, carry away the dirt, pipe inner wall is used for the instrument that scrapes to use specialized tool, or direct with the storing bag or the braided bag that load the dirt scrape the pipeline of laminating under the dead weight, operating efficiency is high, save personnel's demand, and the work efficiency is improved, need not the water injection and dilutes the dirt, directly collect the dirt.

Furthermore, the power switching device consists of a gear shifting swing rod, a pull rod, a sliding shaft, a gear shifting driving rod, a large gear, a limiting sleeve, a spline shaft, a gear shifting gear, a small chain wheel and a large chain wheel, wherein the large gear which is fixedly connected with the two winding drums in a rotating way is arranged between the two winding drums, the spline shaft which is fixed on the two inner side vertical frames through a bearing seat is arranged below the large gear, the shaft end of the spline shaft is provided with the large chain wheel, the large chain wheel is connected with the small chain wheel of the reduction gearbox through a chain, the gear shifting gear which can slide left and right is sleeved on the spline shaft and can be meshed with the large gear, the sliding shaft which is arranged between the two inner side vertical frames through a shaft sleeve is arranged, the sliding shaft can slide left and right, the gear shifting driving rod for controlling the left and right shifting of the gear shifting gear is fixed on the sliding shaft, the limiting sleeve for limiting the left and right translation distance of the gear shifting driving rod is sleeved on the sliding shaft, and the outermost vertical frames of the square pipe frame body are hinged with the gear shifting swing rod, the lever arm of the gear shifting swing rod is hinged with a pull rod, the other end of the pull rod is hinged with a sliding shaft, and the gear shifting gear is controlled to be meshed with the teeth of the left big gear and the right big gear through the gear shifting swing rod, so that the operation of the left hoisting roller and the right hoisting roller is controlled.

Furthermore, the power switching device consists of a transfer case, a transfer case gear, a winch drum gear and a manual two-gear small cover assembly, the transfer case is arranged between the two winch drums, a power input shaft of the transfer case is connected with the reduction gearbox, the winch drum gear is arranged at the shaft end of the winch drum between the two inner vertical frames, two output shafts of the transfer case are respectively meshed with the two winch drum gear teeth through the transfer case gear, the manual two-gear small cover assembly is installed on the transfer case, and the manual two-gear small cover assembly controls a gear hub in the transfer case through a gear shifting fork of the manual two-gear small cover assembly, so that the independent power output switching of the two output shafts is realized.

Further, auxiliary stay device constitute by the pneumatic cylinder, hydraulic pressure distributor and supporting disk, all be fixed with the pneumatic cylinder of rod end orientation on the grudging post of square pipe support body left and right sides, two pneumatic cylinders all connect hydraulic pressure distributor through oil pipe, hydraulic pressure distributor fixes on square pipe support body, and be connected with tractor or fork truck's hydraulic system through oil pipe, stretch out through two pneumatic cylinders of hydraulic pressure distributor control, the rod end at the pneumatic cylinder all is equipped with the supporting disk, the rod end of supporting disk suit pneumatic cylinder, the supporting disk diameter is great, improve the holding power when contacting with ground.

Furthermore, the winding drum anti-reversion mechanism consists of a square sliding sleeve, an inner sliding rod, a rubber cap and a spring, wherein the square sliding sleeve is fixedly connected on two vertical frames at the inner side of the square pipe frame body, the inner sliding rod with the rod end vertical to the end surface of the winding drum is sleeved in the square sliding sleeve, the end part of the inner sliding rod is provided with the rubber cap contacted with the end surface of the winding drum, the rubber cap is a wearing part and can be repeatedly replaced, the spring for ejecting the rubber cap to two sides is arranged between the two inner sliding rods, the elasticity of the spring is smaller, the spring drives the rubber cap to slightly press the winding drum by self-deformation force to generate a small amount of friction force between the rubber cap and the winding drum, the friction force mainly prevents the winding drum from rotating due to center change after winding the steel wire rope on the winding drum due to uneven distribution of the steel wire rope, and prevents the winding drum without tooth mesh end from rotating during each power switching or during moving transportation, and prevents the steel wire rope wound above the winding drum from falling under the uncontrolled condition, and accidents are avoided.

Furthermore, the portal frame consists of two L-shaped frames, a cross beam, a support arm, a limiting rod, a bolt and a guide wheel, wherein the long frame rods of the two L-shaped frames are vertical to the ground, the short frame rods of the two L-shaped frames are positioned above, the cross beam is fixedly connected between the short rods of the two L-shaped frames, the cross beam is provided with a pair of guide wheels for guiding the steel wire rope of the hoisting roller, the long frame rods of the two L-shaped frames are hinged with the support arm, when the support arm is vertical to the ground, the lower end of the support arm and the bottom end of the L-shaped frame are positioned in the same plane, the side edges of the support arm and the L-shaped frame are respectively provided with a positioning hole which can be sleeved on the positioning column, the portal frame and the square tube body are combined by screwing the positioning column through the bolt thread, the limiting rod vertical to the limiting rod is fixedly connected on the long rod of the L-shaped frame, the limiting rod is positioned below the hinged part of the support arm, the long chute through which the limiting rod passes is provided with the long chute, the bolt is screwed in the end of the limiting rod, when the construction environment is severe or extremely small, the portal frame support that needs to dismantle alone is at the well head, ensures that the guide pulley is located directly over the well head, stops vehicle and square tubular frame body in the place that does not influence the operation or can stop, opens the support arm at this moment, and the bolt through the gag lever post tip limits the angle that opens of support arm, makes it constitute a stable supporting structure, at this moment pass the guide pulley with the wire rope of hoist cylinder and carry out follow-up operation can.

The utility model has the advantages that: the dredging machine for the sewage and rainwater pipelines solves the problems of low cleaning efficiency and high labor intensity of the current sewage and rainwater pipelines, is matched and installed on a tractor or a forklift for use, the tractor or the forklift has the advantages of obviously lower purchase cost than a sewage pipeline vehicle, more convenient lease, simple and small integral structure and convenient movement, can be suitable for complex road sections when being carried by the tractor, can also realize operation beside a special well mouth, has a pure mechanical structure, lower manufacturing cost, easier maintenance, lower maintenance cost and low fault rate, uses more scenes for operation, has high efficiency, does not need to inject water into the sewage pipeline, can be matched with sand bags or mud belts to directly scrape the sludge on the inner wall of the pipeline to ensure that the sludge can uniformly enter the sewage pipeline, is convenient for universal garbage filling and cleaning, and is universal for three-person operation compared with the sewage pipeline cleaning vehicle, efficiency is higher, and the water economy resource, and compare with artifical cleaning, the number is halved, and efficiency greatly increases, calculates according to municipal pipeline DN500 pipe diameter, deposit mud volume 40 centimetres, the pipeline of length 50 meters equally, and three people 1 hour alright accomplish cleans, and efficiency has improved 4 times, and the pipe diameter of pipeline is big more moreover, the mud volume is big more the advantage of this dredging machine is more obvious.

Drawings

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic view of a part of the structure of the present invention.

Fig. 4 is a schematic structural diagram of the gear shifting mechanism of the present invention.

Fig. 5 is a schematic structural view of the anti-reverse mechanism of the present invention.

Fig. 6 is a schematic structural view of the auxiliary support device for a frame body of the present invention.

Fig. 7 is a schematic structural diagram of the portal frame of the present invention.

Fig. 8 is a schematic structural view of the portal frame of the present invention when used independently.

Fig. 9 is a schematic structural view of the utility model used for scraping the pipeline.

Reference numbers in the figures:

1. square tube frame body, 2, reduction box, 3, hoisting drum, 4, shield, 5, hydraulic cylinder, 6, pull rod, 7, hydraulic pressure distributor, 8, gear shifting swing rod, 9, portal frame, 10, support arm, 11, pull rod, 12, positioning column, 13, sliding shaft, 14, gear shifting deflector rod, 15, gear wheel, 16, spacing sleeve, 17, spline shaft, 18, gear shifting gear, 19, small sprocket, 20, large sprocket, 21, square sliding sleeve, 22, inner slide rod, 23, rubber cap, 24, spring, 51, supporting disc, 91, support arm, 92, spacing rod, 93, bolt, 94, guide wheel, 95, positioning hole, 96 and long chute.

Detailed Description

Example 1

As shown in fig. 1-9, a sewage and rainwater pipeline dredging device comprises a square pipe frame body 1, a reduction gearbox 2, a hoisting roller 3, a shield 4, an auxiliary supporting device, a power switching device, a portal frame 9, a support arm 10, a pull rod 11, a positioning column 12 and a hoisting roller anti-reversion mechanism, wherein the square pipe frame body 1 consists of a quadrangular underframe and four groups of vertical frames, the hoisting roller 3 installed through a bearing flange is arranged between the two vertical frames on the left side and the two vertical frames on the right side, the reduction gearbox 2 is arranged between the square pipe frame body 1 between the two hoisting rollers 3, the reduction gearbox 2 is respectively connected with the two hoisting rollers 3 through the power switching device, the shield 4 is arranged above the power switching device, the hoisting roller anti-reversion mechanism for preventing the hoisting roller 3 from rotating under the self weight of a steel wire rope is arranged between the two hoisting rollers 3, the front end of the square pipe frame body 1 is provided with a pair of support arms 10, the pull rod 11 is hinged between the root of the support arm 10 and the vertical frames of the hoisting rollers 3, the square pipe frame body 1 is hinged with a tractor or a forklift through a support arm 10, the swing of the square pipe frame body is controlled by connecting a pull rod 11 with a driving arm of the tractor or the forklift, so that the lifting of the square pipe frame body 1 is controlled, auxiliary supporting devices are arranged on two sides of the square pipe frame body 1, when the bottom surface is uneven, the auxiliary supporting device on one side can be independently controlled to realize the leveling of the square pipe frame body 1, a pair of positioning columns 12 are arranged at the rear ends of vertical frames on two sides of the square pipe frame body 1, a portal frame 9 for hanging a steel wire rope of a hoisting roller 3 is arranged through the positioning columns 12, the device is stopped at a wellhead at one end, the steel wire rope of the hoisting roller 3 below the portal frame 9 is used for limiting the other side of the sewage pipeline by a vertical shaft, the steel wire rope of one hoisting roller 3 is hung on a scraping tool in the pipeline, the steel wire rope of the hoisting roller 3 on the other side passes through the sewage pipeline and is wound back from a vertical shaft on the other side of the sewage pipeline, hang and scrape the instrument, power take off hub connection reducing gear box 2 through tractor or fork truck, and wherein its just reversal, 3 functions of hoist cylinder about switching back and forth through power auto-change over device, scrape the instrument translation in sewage pipe, scrape the mud dirt of pipe inner wall to the both sides dirt collecting pipe in, realize cleaning of pipe inner wall, put down the wire rope that two were raised the cylinder 3 simultaneously at dirt collecting pipe department again, begin to make a round trip to hoist and mount the storing bucket or the storing bag that loads the dirt in the dirt collecting pipe, hang the direct dismantlement loading behind the well, carry away the dirt, the instrument that pipe inner wall is used for scraping can use specialized tool, or directly scrape with the laminating pipeline of storing bag or the braided bag that loads the dirt under the dead weight, operating efficiency is high, save personnel's demand, and improve work efficiency, need not to dilute the dirt by the water injection, directly collect the dirt.

The power switching device consists of a gear shifting swing rod 8, a pull rod 11, a sliding shaft 13, a gear shifting deflector rod 14, a large gear 15, a limiting sleeve 16, a spline shaft 17, a gear shifting gear 18, a small chain wheel 19 and a large chain wheel 20, wherein the large gear 15 which is fixedly connected with the two winding drums 3 in a rotating way is arranged between the two winding drums 3, the spline shaft 17 which is fixed on two vertical frames at the inner side through a bearing seat is arranged below the large gear 15, the shaft end of the spline shaft 17 is provided with the large chain wheel 20, the large chain wheel 20 is connected with the small chain wheel 19 of the reduction gearbox 2 through a chain, the spline shaft 17 is sleeved with the gear shifting gear 18 which can slide left and right, the gear shifting gear 18 can be meshed with the large gear 15, the sliding shaft 13 which is arranged between the two vertical frames at the inner side through a shaft sleeve is arranged, the sliding shaft 13 can slide left and right, the gear shifting deflector rod 14 which controls the gear shifting gear 18 to shift left and right is sleeved on the sliding shaft 13, the limiting sleeve 16 which limits the left and right translation distance of the gear shifting deflector rod 14, the gear shifting swing rod 8 is hinged to the vertical frame on the outermost side of the square tube frame body 1, a pull rod 11 is hinged to a lever arm of the gear shifting swing rod 8, the other end of the pull rod 11 is hinged to a sliding shaft 13, and the gear shifting gear 18 is controlled to be meshed with the teeth of the left large gear 15 and the right large gear 15 through swinging the gear shifting swing rod 8, so that the operation of the left hoisting roller 3 and the operation of the right hoisting roller 3 are controlled.

Auxiliary stay device by pneumatic cylinder 5, hydraulic pressure distributor 7 and supporting disk 51 are constituteed, all be fixed with the pneumatic cylinder 5 of rod end orientation on the grudging post of the 1 left and right sides of square pipe support body, two pneumatic cylinders 5 all connect hydraulic pressure distributor 7 through oil pipe, hydraulic pressure distributor 7 fixes on square pipe support body 1, and be connected through oil pipe and tractor or fork truck's hydraulic system, stretch out through two pneumatic cylinders 5 of hydraulic pressure distributor 7 control, rod end at pneumatic cylinder 5 all is equipped with supporting disk 51, supporting disk 51 suit pneumatic cylinder 5's rod end, supporting disk 51 diameter is great, improve the holding power when contacting with ground.

The winding drum anti-reversion mechanism consists of a square sliding sleeve 21, inner sliding rods 22, rubber caps 23 and springs 24, wherein the square sliding sleeves 21 are fixedly connected to two vertical frames on the inner side of a square pipe frame body 1, the inner sliding rods 22 with rod ends perpendicular to the end surface of a winding drum 3 are sleeved in the square sliding sleeves 21, the end parts of the inner sliding rods 22 are respectively provided with the rubber caps 23 in contact with the end surface of the winding drum 3, the rubber caps 23 are wearing parts and can be replaced repeatedly, the springs 24 for ejecting the inner sliding rods to two sides are arranged between the two inner sliding rods 22, the elasticity of the springs 24 is small, the springs 24 drive the rubber caps 23 to slightly press the winding drum 3 through self-deformation force to generate a small amount of friction force between the rubber caps and the winding drum 3, the friction force mainly prevents the self-rotation of center change after the winding drum 3 winds steel wire ropes due to uneven distribution, and prevents the power switching or the moving and transporting process, the rotation of the winding drum 3 without the tooth meshing end avoids the steel wire rope wound above the winding drum from falling under the non-control condition, and the accident is avoided.

The portal frame 9 is composed of two L-shaped frames, a cross beam, a support arm 91, a limit rod 92, a bolt 93 and a guide wheel 94, the long frame rods of the two L-shaped frames are vertical to the ground, the short frame rods are positioned above, the cross beam is fixedly connected between the short rods of the two L-shaped frames, the cross beam is provided with a pair of guide wheels 94 for guiding the steel wire rope of the hoisting roller 3, the long frame rods of the two L-shaped frames are hinged with the support arm 91, when the support arm 91 is vertical to the ground, the lower end of the support arm is positioned in the same plane with the bottom end of the L-shaped frame, the side edges of the support arm 91 and the L-shaped frames are both provided with positioning holes 95 which can be sleeved on the positioning columns 12, the portal frame 9 and the square tube body 1 are closed by screwing the positioning columns 12 into the bolts 93 through threads, the limit rod 92 vertical to the long rod of the L-shaped frame is fixedly connected with the limit rod 92, the limit rod 92 is positioned below the hinged part of the support arm 91, the support arm 91 is provided with a long chute 96 through which the limit rod 92 passes, the screw thread of the end of the limiting rod 92 is screwed with a bolt, when the construction environment is severe or extremely narrow, the portal frame 9 needs to be detached independently to be supported at a wellhead, the guide wheel 94 is ensured to be positioned right above the wellhead, the vehicle and the square pipe frame body 1 are stopped at a place which does not influence the operation or can be stopped, the support arm 91 is opened at the moment, the opening angle of the support arm 91 is limited by the bolt at the end part of the limiting rod 92, the support arm is made to form a stable support structure, and at the moment, the steel wire rope of the winding roller 3 passes through the guide wheel 94 to perform subsequent operation.

Example 2

A sewage and rainwater pipeline dredging device comprises a square pipe frame body 1, a reduction gearbox 2, a hoisting roller 3, a protective cover 4, an auxiliary supporting device, a power switching device, a portal frame 9, support arms 10, a pull rod 11, a positioning column 12 and a hoisting drum anti-reversion mechanism, wherein the square pipe frame body 1 consists of a quadrangular underframe and four groups of vertical frames, the hoisting roller 3 installed through a bearing flange is arranged between the two vertical frames on the left side and the two vertical frames on the right side, the reduction gearbox 2 is arranged between the square pipe frame body 1 between the two hoisting rollers 3, the reduction gearbox 2 is respectively connected with the two hoisting rollers 3 through the power switching device, the protective cover 4 is arranged above the power switching device, the hoisting drum anti-reversion mechanism for preventing the hoisting roller 3 from rotating under a steel wire rope is arranged between the two hoisting rollers 3, the front end of the square pipe frame body 1 is provided with a pair of support arms 10, the pull rod 11 is hinged between the root of the support arms 10 and the hoisting rollers 3, the square pipe frame body 1 is hinged with a tractor or a forklift through a support arm 10, the swing of the square pipe frame body is controlled by connecting a pull rod 11 with a driving arm of the tractor or the forklift, so that the lifting of the square pipe frame body 1 is controlled, auxiliary supporting devices are arranged on two sides of the square pipe frame body 1, when the bottom surface is uneven, the auxiliary supporting device on one side can be independently controlled to realize the leveling of the square pipe frame body 1, a pair of positioning columns 12 are arranged at the rear ends of vertical frames on two sides of the square pipe frame body 1, a portal frame 9 for hanging a steel wire rope of a hoisting roller 3 is arranged through the positioning columns 12, the device is stopped at a wellhead at one end, the steel wire rope of the hoisting roller 3 below the portal frame 9 is used for limiting the other side of the sewage pipeline by a vertical shaft, the steel wire rope of one hoisting roller 3 is hung on a scraping tool in the pipeline, the steel wire rope of the hoisting roller 3 on the other side passes through the sewage pipeline and is wound back from a vertical shaft on the other side of the sewage pipeline, hang and scrape the instrument, power take off hub connection reducing gear box 2 through tractor or fork truck, and wherein its just reversal, 3 functions of hoist cylinder about switching back and forth through power auto-change over device, scrape the instrument translation in sewage pipe, scrape the mud dirt of pipe inner wall to the both sides dirt collecting pipe in, realize cleaning of pipe inner wall, put down the wire rope that two were raised the cylinder 3 simultaneously at dirt collecting pipe department again, begin to make a round trip to hoist and mount the storing bucket or the storing bag that loads the dirt in the dirt collecting pipe, hang the direct dismantlement loading behind the well, carry away the dirt, the instrument that pipe inner wall is used for scraping can use specialized tool, or directly scrape with the laminating pipeline of storing bag or the braided bag that loads the dirt under the dead weight, operating efficiency is high, save personnel's demand, and improve work efficiency, need not to dilute the dirt by the water injection, directly collect the dirt.

The power switching device consists of a transfer case, a transfer case gear, a winding drum gear and a manual two-gear small cover assembly, wherein the transfer case is arranged between two winding drums 3, a power input shaft of the transfer case is connected with a reduction gearbox, the winding drum gear is arranged at the end of the winding drum 3 between two stands at the inner side, two output shafts of the transfer case are respectively meshed with the two winding drums through the transfer case gear, the manual two-gear small cover assembly is installed on the transfer case, and the manual two-gear small cover assembly controls a gear hub in the transfer case through a gear shifting fork of the manual two-gear small cover assembly, so that the switching of the independent power output of the two output shafts is realized.

Auxiliary stay device by pneumatic cylinder 5, hydraulic pressure distributor 7 and supporting disk 51 are constituteed, all be fixed with the pneumatic cylinder 5 of rod end orientation on the grudging post of the 1 left and right sides of square pipe support body, two pneumatic cylinders 5 all connect hydraulic pressure distributor 7 through oil pipe, hydraulic pressure distributor 7 fixes on square pipe support body 1, and be connected through oil pipe and tractor or fork truck's hydraulic system, stretch out through two pneumatic cylinders 5 of hydraulic pressure distributor 7 control, rod end at pneumatic cylinder 5 all is equipped with supporting disk 51, supporting disk 51 suit pneumatic cylinder 5's rod end, supporting disk 51 diameter is great, improve the holding power when contacting with ground.

The winding drum anti-reversion mechanism consists of a square sliding sleeve 21, inner sliding rods 22, rubber caps 23 and springs 24, wherein the square sliding sleeves 21 are fixedly connected to two vertical frames on the inner side of a square pipe frame body 1, the inner sliding rods 22 with rod ends perpendicular to the end surface of a winding drum 3 are sleeved in the square sliding sleeves 21, the end parts of the inner sliding rods 22 are respectively provided with the rubber caps 23 in contact with the end surface of the winding drum 3, the rubber caps 23 are wearing parts and can be replaced repeatedly, the springs 24 for ejecting the inner sliding rods to two sides are arranged between the two inner sliding rods 22, the elasticity of the springs 24 is small, the springs 24 drive the rubber caps 23 to slightly press the winding drum 3 through self-deformation force to generate a small amount of friction force between the rubber caps and the winding drum 3, the friction force mainly prevents the self-rotation of center change after the winding drum 3 winds steel wire ropes due to uneven distribution, and prevents the power switching or the moving and transporting process, the rotation of the winding drum 3 without the tooth meshing end avoids the steel wire rope wound above the winding drum from falling under the non-control condition, and the accident is avoided.

Further, the portal frame 9 is composed of two L-shaped frames, a cross beam, a support arm 91, a limit rod 92, a bolt 93 and a guide wheel 94, the long frame rods of the two L-shaped frames are vertical to the ground, the short frame rods are positioned above the long frame rods, the cross beam is fixedly connected between the short rods of the two L-shaped frames, the cross beam is provided with a pair of guide wheels 94 for guiding the steel wire rope of the winding drum 3, the long frame rods of the two L-shaped frames are hinged with the support arm 91, when the support arm 91 is vertical to the ground, the lower end of the support arm is in the same plane with the bottom end of the L-shaped frame, the side edges of the support arm 91 and the L-shaped frames are respectively provided with a positioning hole 95 capable of being sleeved on the positioning column 12, the portal frame 9 is screwed into the positioning column 12 through the bolt 93 to handle the square tube body 1, the long rod of the L-shaped frame is fixedly connected with the limit rod 92 vertical to the long rod, the limit rod 92 is positioned below the hinged position of the support arm 91, the long chute 96 through which the limit rod 92 passes, the screw thread of the end of the limiting rod 92 is screwed with a bolt, when the construction environment is severe or extremely narrow, the portal frame 9 needs to be detached independently to be supported at a wellhead, the guide wheel 94 is ensured to be positioned right above the wellhead, the vehicle and the square pipe frame body 1 are stopped at a place which does not influence the operation or can be stopped, the support arm 91 is opened at the moment, the opening angle of the support arm 91 is limited by the bolt at the end part of the limiting rod 92, the support arm is made to form a stable support structure, and at the moment, the steel wire rope of the winding roller 3 passes through the guide wheel 94 to perform subsequent operation.

Claims (6)

1. The utility model provides a pipeline dredging machine of sewage and rainwater which characterized in that: comprises a square pipe frame body (1), a reduction gearbox (2), a hoisting roller (3), a protective cover (4), an auxiliary supporting device, a power switching device, a portal frame (9), a support arm (10), a pull rod (11), a positioning column (12) and a hoisting drum anti-reversion mechanism, wherein the square pipe frame body (1) consists of a quadrilateral underframe and four groups of vertical frames, the hoisting roller (3) installed through a bearing flange is arranged between the two vertical frames on the left side and the two vertical frames on the right side, the reduction gearbox (2) is arranged between the square pipe frame body (1) between the two hoisting rollers (3), the reduction gearbox (2) is respectively connected with the two hoisting rollers (3) through the power switching device, the protective cover (4) is arranged above the power switching device, the hoisting drum anti-reversion mechanism for preventing the hoisting roller (3) from rotating under the dead weight of a steel wire rope is arranged between the two hoisting rollers (3), the front end of the square pipe frame body (1) is provided with a pair of support arms (10), all articulated between the grudging post of support arm (10) root and hoist cylinder (3) have pull rod (11), and square pipe support body (1) is articulated with tractor or fork truck through support arm (10), all is equipped with auxiliary stay device in square pipe support body (1) both sides, all is equipped with a pair of reference column (12) in the rear end of square pipe support body (1) both sides grudging post, installs portal frame (9) that are used for hanging the wire rope of hoist cylinder (3) through reference column (12).

2. The dredger for sewage and rainwater according to claim 1, wherein: the power switching device consists of a gear shifting swing rod (8), a pull rod (11), a sliding shaft (13), a gear shifting driving rod (14), a large gear (15), a limiting sleeve (16), a spline shaft (17), a gear shifting gear (18), a small chain wheel (19) and a large chain wheel (20), wherein the large gear (15) fixedly connected with the two rolling drums (3) in a rotating way is arranged between the two rolling drums (3), the spline shaft (17) fixed on two stand frames at the inner side through a bearing seat is arranged below the large gear (15), the shaft end of the spline shaft (17) is provided with the large chain wheel (20), the large chain wheel (20) is connected with the small chain wheel (19) of the reduction box (2) through a chain, the spline shaft (17) is sleeved with the gear shifting gear (18) capable of sliding left and right, the gear shifting gear (18) can be in tooth meshing with the large gear (15), the sliding shaft (13) installed through a shaft sleeve is arranged between the two stand frames at the inner side, and the sliding shaft (13) can slide left and right, the gear shifting driving rod (14) for controlling the gear shifting gear (18) to shift left and right is fixed on the sliding shaft (13), a limiting sleeve (16) for limiting the horizontal moving distance of the gear shifting driving rod (14) is sleeved on the sliding shaft (13), a gear shifting swing rod (8) is hinged to the outermost vertical frame of the square pipe frame body (1), a pull rod (11) is hinged to a lever arm of the gear shifting swing rod (8), the other end of the pull rod (11) is hinged to the sliding shaft (13), the gear shifting gear (18) is controlled to be meshed with teeth of the left large gear and the right large gear (15) through the swing gear shifting swing rod (8), and therefore the left rolling cylinder and the right rolling cylinder (3) are controlled to operate.

3. The dredger for sewage and rainwater according to claim 1, wherein: the power switching device is composed of a transfer case, transfer case gears, a winch drum gear and a manual two-gear small cover assembly, the transfer case is arranged between two winch drums (3), a power input shaft of the transfer case is connected with a reduction gearbox, the winch drum gear is arranged at the shaft end of the winch drum (3) between two inner vertical frames, two output shafts of the transfer case are respectively meshed with the two winch drum gear teeth through the transfer case gears, the manual two-gear small cover assembly is installed on the transfer case, the manual two-gear small cover assembly controls a gear hub in the transfer case through a gear shifting fork of the manual two-gear small cover assembly, and the independent power output switching of the two output shafts is realized.

4. The dredger for sewage and rainwater according to claim 1, wherein: auxiliary stay device is by pneumatic cylinder (5), hydraulic pressure distributor (7) and supporting disk (51) are constituteed, all be fixed with pneumatic cylinder (5) of rod end orientation on the grudging post of square pipe support body (1) the left and right sides, hydraulic pressure distributor (7) are all connected through oil pipe in two pneumatic cylinders (5), hydraulic pressure distributor (7) are fixed on square pipe support body (1), and be connected with tractor or fork truck's hydraulic system through oil pipe, stretch out through two pneumatic cylinder (5) of hydraulic pressure distributor (7) control, rod end at pneumatic cylinder (5) all is equipped with supporting disk (51), the rod end of supporting disk (51) suit pneumatic cylinder (5), supporting disk (51) diameter is great.

5. The dredger for sewage and rainwater according to claim 1, wherein: the winding drum anti-reversion mechanism is composed of a square sliding sleeve (21), an inner sliding rod (22), a rubber cap (23) and a spring (24), wherein the square sliding sleeve (21) is fixedly connected to two vertical frames on the inner side of a square pipe frame body (1), the inner sliding rod (22) with the rod end perpendicular to the end face of a winding drum (3) is sleeved in the square sliding sleeve (21), the end part of the inner sliding rod (22) is provided with the rubber cap (23) in end face contact with the winding drum (3), the rubber cap (23) is a quick-wear part and can be replaced repeatedly, the spring (24) which is ejected out to two sides is arranged between the two inner sliding rods (22), the elasticity of the spring (24) is small, the spring (24) is deformed through self, and the rubber cap (23) is driven to slightly press against the winding drum (3).

6. The dredger for sewage and rainwater according to claim 1, wherein: the portal frame (9) consists of two L-shaped frames, a cross beam, a support arm (91), a limiting rod (92), a bolt (93) and a guide wheel (94), wherein long frame rods of the two L-shaped frames are vertical to the ground, short frame rods of the two L-shaped frames are positioned above the long frame rods, the cross beam is fixedly connected between the short rods of the two L-shaped frames, the cross beam is provided with a pair of guide wheels (94) for guiding a steel wire rope of the hoisting roller (3), the long frame rods of the two L-shaped frames are hinged with the support arm (91), when the support arm (91) is vertical to the ground, the lower end of the support arm and the bottom end of the L-shaped frame are positioned in the same plane, positioning holes (95) capable of being sleeved on positioning columns (12) are respectively formed in the side edges of the support arm (91) and the L-shaped frames, the portal frame (9) and the square tube frame body (1) are combined by screwing the bolt (93) into the positioning columns (12), the long rods of the L-shaped frames are fixedly connected with the limiting rod (92) vertical to the limiting rod (92), and the limiting rod (92) is positioned below the hinged position of the support arm (91), a long sliding groove (96) through which the limiting rod (92) penetrates is formed in the support arm (91), and a bolt is screwed into the end of the limiting rod (92) in a threaded manner.

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