CN202641380U - Crane and accessory axle device thereof - Google Patents
Crane and accessory axle device thereof Download PDFInfo
- Publication number
- CN202641380U CN202641380U CN 201220120567 CN201220120567U CN202641380U CN 202641380 U CN202641380 U CN 202641380U CN 201220120567 CN201220120567 CN 201220120567 CN 201220120567 U CN201220120567 U CN 201220120567U CN 202641380 U CN202641380 U CN 202641380U
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- China
- Prior art keywords
- car body
- drive axle
- propulsion source
- suspension
- hoisting crane
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Abstract
The utility model discloses a crane. The crane comprises a first car body and a second car body, which are detachably connected with each other; the first car body comprises a hoisting mechanism and a first power source driving the first car body; and the second car body comprises a second power source driving the second car body. The utility model also discloses an accessory axle device of the crane. Through the crane and the accessory axle device thereof, the driving power of the crane can be increased.
Description
Technical field
The utility model relates to hoisting crane technical equipment field, particularly relates to a kind of hoisting crane and additional axle device thereof.
Background technology
Along with the development of lifting industry and the innovation of designing technique and manufacturing technology, constantly towards the future development of big elevating capacity, this just causes the weight of hoisting crane itself increasing to hoisting crane.And, being subjected to the limit value of on-road vehicle national legislation, the contour dimension of hoisting crane, weight, axle load all can not indiscriminately ad. as one wishes design.
For both satisfy regulatory requirements such as the contour dimension that makes hoisting crane, weight, axle loads, satisfy again the heavy lift of hoisting crane in Active workings simultaneously and shift, prior art takes to install at the afterbody on the chassis of hoisting crane the means of dismountable auxiliary axle device.This technological means guarantees that band carries when travelling the part distribution of weight to additional shaft, thereby reduce the gross load on the every axletree, and because suitable additional shaft has been arranged, hoisting crane can be cut in the work-yard voluntarily, thereby does not need to acquire the transport vehicle of transportation additional equipment or counterweight.
But, increase the driving dynamics that does not increase hoisting crane when adding axle device, but also owing to increase complete vehicle weight so that under power causes occurring the critical defects such as climbable gradient is little, thereby the use of the additional axle device of impact.
The utility model content
The technical matters that the utility model mainly solves provides a kind of hoisting crane and additional axle device thereof, can make the hoisting crane that connects additional axle device increase driving dynamics.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of hoisting crane is provided, comprises the first car body and the second car body that removably connect each other; The first car body comprises hoist mechanism and drives the first propulsion source of the first car body; The second car body comprises the second propulsion source that drives the second car body.
Wherein, the second car body comprises bearing bridge and the drive axle that suspension, driving system, front and back arrange, and suspension is arranged on bearing bridge and the drive axle, and driving system is connected between the second propulsion source and the drive axle, with the transmission of power of the second propulsion source to drive axle.
Wherein, suspension is hydro pneumatic suspension, and the second car body comprises the control cock group of control suspension lifting.
Wherein, the second car body comprises the controller that connects respectively the second propulsion source and drive axle, controls the power of the second propulsion source and turning to of drive axle.
Wherein, the length of the second car body is less than the length of the first car body, and is removably connected to the afterbody of the first car body.
For solving the problems of the technologies described above, another technical scheme that the utility model adopts is: a kind of additional axle device of hoisting crane is provided, comprises bearing bridge and drive axle that propulsion source, suspension, driving system, front and back arrange;
Suspension is arranged on bearing bridge and the drive axle, and driving system is connected between propulsion source and the drive axle, with the transmission of power of propulsion source to drive axle.
Wherein, suspension is hydro pneumatic suspension, and device comprises the control cock group of control suspension lifting.
Wherein, device comprises the controller that connects respectively propulsion source and drive axle, the control power of propulsion source and turning to of drive axle.
Wherein, device comprises the stop mechanism that arranges and be connected in drive axle, also comprises the controller that connects propulsion source, stop mechanism and drive axle, controls respectively power, the braking of stop mechanism and the turning to of drive axle of propulsion source.
Wherein, the quantity of drive axle is two or more.
The beneficial effects of the utility model are: the situation that is different from prior art, the utility model hoisting crane and additional axle device thereof, comprise the first car body with propulsion source, by setting up second car body that can be connected and dismantle with the first car body, this second car body also is designed to have propulsion source, can increase the driving dynamics of hoisting crane, and its additional shaft has from travelling ability, can carry out the adjustment of body gesture, and conveniently be connected with hoisting crane.
Description of drawings
Fig. 1 is the structural representation of the utility model hoisting crane one embodiment;
Fig. 2 is the structural representation of the another kind of embodiment of the utility model hoisting crane;
Fig. 3 is the structural representation of the additional axle device embodiment of the utility model hoisting crane;
Fig. 4 is the diagram of circuit of the utility model hoisting crane work embodiment of the method.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.
Consult Fig. 1, Fig. 1 is the structural representation of the utility model hoisting crane one embodiment.The utility model embodiment comprises:
The first car body 11 and the second car body 12.
The first car body 11 be connected car body 12 and can realize the combination of the first car body 11 and the second car body 12 with dismounting and separate by connecting each other.
The first car body 11 comprises that hoist mechanism 110 and the first propulsion source 111, the first propulsions source 111 drive the first car body 11 and travel.
The second car body 102 comprises suspension 121, driving system 122, bearing bridge 123, drive axle 124 and the second propulsion source 120.
The second propulsion source 120 drives the second car body 12 and travels.This second propulsion source 120 can be combustion engine or electrical motor, and combustion engine can be spark ignition engine or diesel engine.Spark ignition engine is efficient, diesel energy-saving, and electrical motor environmental protection.Therefore, for the selection of the second propulsion source 120, determine depending on real needs, do not make too many restrictions herein.
Wherein, bearing bridge 123 and drive axle 124 front and back arrange, and bearing bridge 123 and drive axle 124 all can turn to.Suspension 121 is arranged on bearing bridge 123 and the drive axle 124.Driving system 122 is machine driven systems and is connected between the second propulsion source 120 and the drive axle 124, is used for transmission of power with the second propulsion source 120 to drive axle 124.Certainly, driving system 122 also can be power hydraulic system or pneumatic actuator system, and the selection of driving system 122 is decided on real needs, does not make too many restrictions herein.
Preferably, suspension 121 is hydro pneumatic suspensions, is used for the lifting of the vehicle body of control the second car body 12, and the attitude of bodywork of capable of regulating the second car body 12 is convenient to the second car body 12 and successfully is connected with the first car body 11.Hydro pneumatic suspension refer to the fluid transmission of pressure, with unreactable gas (being generally nitrogen) as elastic medium, the cutoff port of suspension oil cylinder inside, check valve etc. are as a kind of suspension of shock absorber component.The damping property that uses hydro pneumatic suspension to improve, and improve the load-bearing amount.
The second car body 12 further comprises the control cock group 1210 that controller 125 and control suspension 121 carry out lifting.
Controller 125 connects respectively the second propulsion source 120 and drive axle 124, is used for the control power of the second propulsion source 120 and turning to of drive axle 124.Preferably, controller 125 is PLC (Programmable Logic Controller, programmable logic controller (PLC)) controller.
Generally speaking, the first car body 11 is as the main body of hoisting crane, and the length of the second car body 12 is less than the length of the first car body 11.And the second car body 12 can be connected in the afterbody of the first car body 11 or dismantle separation from the afterbody of the first car body 11.
Concrete, the first car body 11 comprises that chassis 112, the second car bodies 12 can pass through connecting base plate 112, thereby realizes the second car body 12 is connected to the afterbody of the first car body 11.It should be noted that, the connection of the first car body 11 and the connection that being connected of the second car body 12 also comprises its controller and its control cock group, namely the first car body 11 comprises the control system (not shown), one mouth of this control system connects the input end of the controller 125 of the second car body 12, and another mouth of this control system connects the input end of the control cock group 1210 of the second car body 12.The first car body 11 is connected with the second car body 12, and controller is connected connection and generally adopts docking mode with the control cock group, certainly also is not limited to this mode.Can be when the first car body 11 be connected with the second car body 12, the functions such as suspension 121 liftings by the control system of the first car body 11 is controlled in the lump the travelling of the first car body 11 and the second car body 12, wheel steering, braking and controlled the second car body 12 realize the integration of the second car body 12 and the first car body 11 steering swivel systems, brake system and suspension system.And when the first car body 11 was connected with the second car body 12, the first car body 11 was away from an end of the second car body 12 headstock as whole hoisting crane.
Consult Fig. 2, Fig. 2 is the structural representation of the another kind of embodiment of the utility model hoisting crane.When the second car body 12 was connected with the first car body 11, the center of gravity of the arm 13 of hoisting crane can move to the second car body 12 directions, the weight of jointly bearing arm 13 by the first car body 11 and the second car body 12.Can guarantee to wait to carry and travel the part distribution of weight to the second car body 12, thereby reduce each car body gross load, namely reduce the gross load of each axle.And, at this moment, not needing to remove under the prerequisite of arm 13 and other overweight parts, hoisting crane can not need extras or counterweight vehicle to help hoisting crane to cut in the working space, thereby can greatly save the crane transition time, increases work efficiency.
Continue to consult Fig. 1, on the other hand, the second car body 12 can be from the chassis 112 disassembles, thereby realizes separating of the second car body 12 and the first car body 11.And when the first car body 11 separates with the second car body 12, the headstock the when headstock of the first car body 11 still is connection, the other end of the first car body 11 is its tailstock.At this moment, the headstock of the second car body 12 is an end of the first car body 11 the second car body 12 contiguous first car bodies 11 when being connected with the second car body 12, and the tailstock of the second car body 12 is the other end.
And, for make the second car body 12 with have independent driveability after the first car body 11 separates, generally the second car body 12 is set to comprise be no less than four wheel, wherein, when wheel was four, two wheels cooperated installation with bearing bridge 123, and two wheels cooperate installation with drive axle 124 in addition.But, if consider the increase load, can set up wheel, certainly, need this moment to consider to set up bearing bridge or set up drive axle and match with the wheel that need to set up, be not described specifically herein.
The utility model embodiment, the first car body 11 is designed to have the first propulsion source 111, the second car body 12 is designed to have the second propulsion source 120, and the second car body 12 can be connected with the first car body 11 and dismantle, when the second car body 12 is connected with the first car body 11, can integrate its propulsion source and control system, can increase the driving dynamics of hoisting crane, especially can improve the hill climbing ability of hoisting crane.And when the second car body 12 was separated from the dismounting of the first car body, the second car body 12 had from travelling ability, can carry out the adjustment of body gesture, and conveniently is connected with hoisting crane.
Consult Fig. 3, Fig. 3 is the structural representation of the additional axle device embodiment of the utility model hoisting crane.The utility model embodiment comprises:
Wherein, bearing bridge 223 and drive axle 224 all can turn to, and bearing bridge 223 and drive axle 224 front and back arrange, suspension 221 is arranged on bearing bridge 223 and the drive axle 224, driving system 222 is connected between propulsion source 220 and the drive axle 224, is used for transmission of power with propulsion source 220 to drive axle 224.Suspension 221 is hydro pneumatic suspension, the damping property that uses hydro pneumatic suspension to improve, and improve the load-bearing amount.
Certainly, additional axle device will have the ability that can independently travel, and additional axle device is designed to comprise control cock group 2210, controller 225 and stop mechanism (not shown).221 liftings of control cock group 2210 control suspensions, the stop mechanism setting also is connected in drive axle 224, controller 225 connects respectively propulsion source 220, drive axle 224 and stop mechanism, controls respectively power, the braking of stop mechanism and the turning to of drive axle 224 of propulsion source 220.
And the quantity of drive axle can be two or more.Can cooperate the raising that arranges of wheel to be somebody's turn to do additional axle device load-bearing amount.
The utility model embodiment, a kind of additional axle device of hoisting crane is provided, and the additional axle device of this hoisting crane has propulsion source 220, has independent driveability, can be connected with hoisting crane, load sharing, and the driving dynamics of increase hoisting crane, its additional shaft have from travelling ability, can carry out the adjustment of body gesture, and conveniently be connected with hoisting crane, assembling is increased work efficiency flexibly.
Consult Fig. 4, Fig. 4 is the diagram of circuit of the utility model hoisting crane work embodiment of the method.Present embodiment comprises:
Step S1 controls the travelling of the second car body, wheel steering and braking by the controller of the second car body, and controls the suspension lifting of the second car body by the control cock group of the second car body, adjusts its figure attitude.Wherein, the second car body itself has propulsion source.
Step S2, the second car body is connected with the first car body.The first car body with also comprise being connected of the second car body its controller with and the connection of control cock group.Wherein, connecting generally is by docking mode, and at this moment, the master control of hoisting crane power is obtained by the first car body.
Step S3, the instruction of sending of the first car body is received by controller and the control cock winding of the control system of the first car body and the second car body respectively, is used for the functions such as suspension lifting of the travelling of control the first car body and the second car body, wheel steering, braking and the second car body.Particularly, the control system of the first car body is controlled the travelling of the first car body and the second car body, wheel steering and braking function, and the control cock group of the first car body is controlled the suspension elevating function of the second car body.
The utility model embodiment, body gesture by adjusting the second car body also is connected with the first car body, realize the integration of the first car body and the second car body steering swivel system, brake system and suspension system, can increase the driving dynamics of hoisting crane, its additional shaft has from travelling ability, can carry out the adjustment of body gesture, and conveniently be connected with hoisting crane.
Certainly, after the second car body separates from the dismounting of the first car body, the control system of the first car body can only be controlled the first car body, and the second car body recovers the control to self, namely the controller that passes through self of the second car body and control cock group control that it travels, turns to, the functions such as braking and suspension lifting.In the situation that both separate at needs, because both having independent driveability, can improve moving velocity, increase work efficiency.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification sheets and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. hoisting crane is characterized in that:
Comprise the first car body and the second car body that removably connect each other;
Described the first car body comprises hoist mechanism and drives the first propulsion source of the first car body;
Described the second car body comprises the second propulsion source that drives the second car body.
2. hoisting crane according to claim 1 is characterized in that:
Described the second car body comprises bearing bridge and the drive axle that suspension, driving system, front and back arrange, described suspension is arranged on bearing bridge and the drive axle, described driving system is connected between the second propulsion source and the drive axle, with the transmission of power of the second propulsion source to drive axle.
3. hoisting crane according to claim 2 is characterized in that:
Described suspension is hydro pneumatic suspension, and described the second car body comprises the control cock group of control suspension lifting.
4. hoisting crane according to claim 2 is characterized in that:
Described the second car body comprises the controller that connects respectively the second propulsion source and drive axle, controls the power of the second propulsion source and turning to of drive axle.
5. according to claim 1 to 4 each described hoisting cranes, it is characterized in that:
The length of described the second car body is less than the length of the first car body, and is removably connected to the afterbody of the first car body.
6. the additional axle device of a hoisting crane is characterized in that:
Comprise bearing bridge and drive axle that propulsion source, suspension, driving system, front and back arrange;
Described suspension is arranged on bearing bridge and the drive axle, and described driving system is connected between propulsion source and the drive axle, with the transmission of power of propulsion source to drive axle.
7. device according to claim 6 is characterized in that:
Described suspension is hydro pneumatic suspension, and described device comprises the control cock group of control suspension lifting.
8. device according to claim 6 is characterized in that:
Described device comprises the controller that connects respectively propulsion source and drive axle, the control power of propulsion source and turning to of drive axle.
9. according to claim 6 to 8 each described devices, it is characterized in that:
Described device comprises the stop mechanism that arranges and be connected in drive axle, also comprises the controller that connects propulsion source, stop mechanism and drive axle, controls respectively power, the braking of stop mechanism and the turning to of drive axle of propulsion source.
10. according to claim 6 to 8 each described devices, it is characterized in that:
The quantity of described drive axle is two or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220120567 CN202641380U (en) | 2012-03-27 | 2012-03-27 | Crane and accessory axle device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220120567 CN202641380U (en) | 2012-03-27 | 2012-03-27 | Crane and accessory axle device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202641380U true CN202641380U (en) | 2013-01-02 |
Family
ID=47410535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220120567 Expired - Lifetime CN202641380U (en) | 2012-03-27 | 2012-03-27 | Crane and accessory axle device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202641380U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602454A (en) * | 2012-03-27 | 2012-07-25 | 中联重科股份有限公司 | Hoist and additional axle device thereof |
| CN103539014A (en) * | 2013-10-11 | 2014-01-29 | 中联重科股份有限公司 | Additional axle device, speed control method and speed control system |
-
2012
- 2012-03-27 CN CN 201220120567 patent/CN202641380U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602454A (en) * | 2012-03-27 | 2012-07-25 | 中联重科股份有限公司 | Hoist and additional axle device thereof |
| WO2013143268A1 (en) * | 2012-03-27 | 2013-10-03 | 中联重科股份有限公司 | Hoist and accessory axle device thereof |
| CN102602454B (en) * | 2012-03-27 | 2014-08-13 | 中联重科股份有限公司 | Hoist and additional axle device thereof |
| CN103539014A (en) * | 2013-10-11 | 2014-01-29 | 中联重科股份有限公司 | Additional axle device, speed control method and speed control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |