CN110816386A - Bridge inspection vehicle bogie with anti-instability function - Google Patents
Bridge inspection vehicle bogie with anti-instability function Download PDFInfo
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- CN110816386A CN110816386A CN201911325688.XA CN201911325688A CN110816386A CN 110816386 A CN110816386 A CN 110816386A CN 201911325688 A CN201911325688 A CN 201911325688A CN 110816386 A CN110816386 A CN 110816386A
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- bogie
- framework
- bridge inspection
- traction
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/09—Means for mounting load bearing surfaces
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/106—Movable inspection or maintenance platforms, e.g. travelling scaffolding or vehicles specially designed to provide access to the undersides of bridges
Abstract
The invention relates to the technical field of bridge inspection vehicles, in particular to a bridge inspection vehicle bogie with an anti-instability function, which comprises a framework, wherein a wheel pair is arranged at the bottom of the framework, the framework is H-shaped and comprises a first side beam, a second side beam and a cross beam, a power device is arranged on the cross beam, a braking device is arranged at the bottom of the framework, side bearings are arranged on the first side beam and the second side beam, a traction device is arranged on the cross beam, a locking device is fixed between the framework and a vehicle body, the locking device comprises a hook structure and a jacking oil cylinder, the deflection moment caused by the deviation of the gravity center of the bearing weight of the bogie is balanced, and the occurrence of the instability phenomenon between the bogie and the vehicle body is avoided; the suspension structure for transferring power through the flexible floating gear coupling can reduce unsprung weight and adapt to relative floating between the motor and the gear box; by arranging the traction device into a Z-shaped structure, the height of a traction point is reduced to the greatest extent, the axle load transfer is reduced, and good centering performance is achieved.
Description
Technical Field
The invention relates to the technical field of bridge inspection vehicles, in particular to a bridge inspection vehicle bogie with an anti-instability function.
Background
The bridge inspection vehicle is characterized in that bridge inspection equipment is mounted on a vehicle body on the upper portion of a bogie, when the bridge inspection vehicle performs bridge inspection operation on a bridge, a hanging basket containing inspection personnel in the bridge inspection equipment can extend to the lower portion of the bridge, the bridge inspection equipment needs to undergo a series of actions such as a telescopic vertical arm, a rotary/telescopic hanging basket arm, a lifting/lowering/rotary main arm and the like in the extending process, when the actions occur, the weight borne by the upper portion of the bogie is redistributed, the bearing gravity center shifts, the bogie wheel weight is uneven, the wheel weight is increased on the extending side of the inspection equipment, and the wheel weight is reduced on the other side of the inspection equipment. The existing bogie II adopts rubber piles, the bogie and a vehicle body are relatively flexible, when the upper bearing weight of the bogie is eccentric, instability is easy to occur between the bogie and the vehicle body, and particularly during driving operation, the instability phenomenon is aggravated, so that the whole vehicle is easy to overturn and overturn, and great potential safety hazards exist.
Disclosure of Invention
In order to overcome the defect that the conventional bridge inspection vehicle is easy to lose stability and overturn, the invention provides a bridge inspection vehicle bogie with an anti-instability function.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a bridge inspection car bogie with prevent unstability function, contains the framework, the wheel pair is installed to the framework bottom, the framework is the H type, contains curb girder one, curb girder two and crossbeam, install power device on the crossbeam, power device links to each other with the axletree of wheel pair, arresting gear is installed to the framework bottom, arresting gear links to each other with the wheel of wheel pair, curb girder one and curb girder two are provided with the side bearing that supports the automobile body, the crossbeam middle part is fixed with draw gear, be fixed with locking device between framework and automobile body, locking device contains the couple structure and makes the jacking hydro-cylinder of couple structure locking.
According to another embodiment of the invention, it is further comprised that the power plant comprises an electric motor and a gearbox, said electric motor and gearbox being connected by a flexible toothed coupling, said gearbox being connected by bearings to the axle of the wheel-set. The flexible floating tooth type coupling can well complete power transmission.
According to another embodiment of the invention, the power device is fixed on a cross beam of the framework through a suspension structure, the suspension structure comprises a motor hanging seat and a gear box seat, the motor is fixed on the motor hanging seat through bolts, and the gear box is fixed on the gear box seat through bolts. The suspension structure can apply the weight of the power device on the framework, and has the characteristics of simple structure, high flexibility, high transmission efficiency, reduced installation space and the like.
According to another embodiment of the invention, the frame is connected with the wheel pair through a journal box suspension device, the journal box suspension device comprises an axle box, a floating spring and a damper, one end of the floating spring and the damper is respectively fixed on the upper part of the axle box, the other end of the floating spring and the damper is connected with the lower cover plate of the side beam of the frame, and the end part of the wheel pair is rotatably connected in the axle box. The floating spring can allow the axle box to float up and down properly relative to the framework when the bridge inspection vehicle runs, so that power transmission can be completed better, meanwhile, the floating spring corresponds to the design of the suspension structure, the suspension structure applies the weight of the power device to the framework, the weight of the lower part of the floating spring is reduced, the phenomenon that the impact on a wheel rail is overlarge due to too heavy weight under the spring is avoided, and the bogie obtains good dynamic performance.
According to another embodiment of the invention, the braking device further comprises two sets of unit brakes with parking function and two sets of service unit brakes, and the unit brakes with parking function and the service unit brakes are connected through a braking pipeline. The unit brake with the parking function enables the bridge inspection vehicle to obtain the function of slowing down or parking within a certain distance.
According to another embodiment of the present invention, the frame is fixed with a drawbar brake assembly base, the unit brake is coupled to the drawbar brake assembly base by a bolt, and the drawbar brake assembly base is coupled to a side portion of the axle box.
According to another embodiment of the invention, the traction device further comprises a center pin, a traction block and two traction rods, wherein the center pin is rotatably connected with the traction block, two ends of the traction block are respectively connected with the two traction rods to form a Z shape, the center pin is connected with the vehicle body through a bolt, and the traction rods are connected with traction seats arranged on the lower cover plate of the cross beam. The Z-shaped traction device structure reduces the height of a traction point to the greatest extent so as to reduce the axle load transfer of the bridge inspection vehicle to the greatest extent, and the traction device is simple and compact, has good centering performance on the same plane, and is favorable for the transmission of traction force.
According to another embodiment of the present invention, further comprising a transverse damper fixed to the frame cross member, the other end of the transverse damper being connected to the vehicle body. Further relieving the vibration between the bogie and the vehicle body.
According to another embodiment of the invention, the hook structure comprises a hook seat arranged on the side beam and a hook arranged on the vehicle body, and the hook is hung on the hook seat.
According to another embodiment of the invention, the hook further comprises two symmetrically arranged hook portions, and the two hook seats are respectively connected with the two hook portions. Further ensuring the stability of the locking device.
The invention has the advantages that the rigid connection is formed between the bogie and the vehicle body through the hook structure and the jacking oil cylinder, and the bogie is in a locking state, so that the deflection moment caused by the deviation of the gravity center of the bearing weight of the bogie is balanced, and the instability between the bogie and the vehicle body is avoided; the suspension structure for transferring power through the flexible floating tooth type coupling can reduce unsprung weight, can adapt to relative floating between a motor and a gear box, and has the advantages of simple structure, high flexibility, high transfer efficiency, reduced installation space and the like; through setting draw gear to zigzag structure, reduce the traction point height as far as possible, reduce the axle load of bridge inspection car to the at utmost and shift, avoided because the axle load shifts too big influence that the weight utilized is adhered to the bridge inspection car, the traction force of bridge inspection car can obtain abundant performance, and has fine centering nature, is favorable to the transmission of traction force.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a perspective view of the frame;
FIG. 4 is a schematic perspective view of the power plant;
FIG. 5 is a schematic perspective view of an axlebox suspension;
FIG. 6 is a schematic perspective view of the brake apparatus;
FIG. 7 is a schematic perspective view of the draft gear;
FIG. 8 is a front view of the draft gear;
FIG. 9 is a schematic view of the traction rods of the traction device in one tension and another compression;
fig. 10 is a perspective view of the locking device.
In the figure, 1, a framework, 1-1, a first side beam, 1-2, a second side beam, 1-3, a cross beam, 2, a wheel pair, 3, a power device, 3-1, a motor, 3-2, a gear box, 3-3, a flexible gear coupling, 4, a braking device, 4-1, a unit brake with a parking function, 4-2, a common unit brake, 4-3, a braking pipeline, 5, a side bearing, 6, a traction device, 6-1, a center pin, 6-2, a traction block, 6-3, a traction rod, 6-4, a traction seat, 7, a locking device, 8, a hook structure, 8-1, a hook seat, 8-2, a lifting hook, 8-3, a hook part, 9, a lifting cylinder, 10, a suspension structure, 10-1, a motor suspension seat, 10-2 and a gear box seat are sequentially arranged, 11. the suspension device comprises an axle box suspension device 11-1, an axle box 11-2, a floating spring 11-3, a shock absorber 12, a pull rod brake combination seat 13 and a transverse shock absorber.
Detailed Description
Referring to fig. 1 to 3, which are schematic structural views of the present invention, a bogie for a bridge inspection vehicle with an anti-destabilization function comprises a frame 1, the bottom of the framework 1 is provided with a wheel pair 2, the framework 1 is H-shaped and comprises a side beam I1-1, a side beam II 1-2 and a cross beam 1-3, the cross beams 1-3 are provided with power devices 3, the power devices 3 are connected with axles of the wheel sets 2, the bottom of the framework 1 is provided with a braking device 4, the braking device 4 is connected with the wheels of the wheel pair 2, the side beam I1-1 and the side beam II 1-2 are provided with side bearings 5 for supporting a vehicle body, a traction device 6 is fixed in the middle of the cross beam 1-3, a locking device 7 is fixed between the framework 1 and the vehicle body, the locking device 7 comprises a hook structure 8 and a jacking oil cylinder 9 for locking the hook structure 8.
The specific structural analysis is as follows: the frame 1 is a bearing structure of the application, the frame 1 is connected with a vehicle body through a side bearing 5, a wheel pair 2 is arranged below the frame 1, and a power device 3, a braking device 4, a traction device 6 and a locking device 7 are arranged on the frame 1; the power device 3 provides power for the wheel pair 2 and drives the wheel pair 2 to move forwards on the steel rail; the braking device 4 is connected with the wheels and provides basic braking action; the side bearing 5 is connected with a side bearing seat on the vehicle body through an upper positioning pin and is connected with an upper cover plate of a side beam of the framework 1 through a lower positioning pin, so that the vehicle body is supported and the impact between the bogie and the vehicle body is buffered; the upper end of the traction device 6 is connected with the vehicle body through a bolt, and the lower end is connected with the framework 1, so that longitudinal force (traction force and braking force) generated on the bogie is transmitted to the upper part of the vehicle body; the locking device 7 is a structure which forms rigid connection between the car body and the bogie, before the operation of the bridge inspection car, the end part of a piston rod of the jacking oil cylinder 9 extends out to prop to the upper cover plate of the framework 1, because the hook structure 8 of the locking device 7 is connected with the car body, the jacking oil cylinder 9 bears the rising of the car body and simultaneously locks the locking device 7, and the bogie and the car body are in rigid connection, thereby balancing the deflection moment caused by the deviation of the gravity center of the bearing weight of the bogie, and avoiding the instability between the bogie and the car body. When the bridge inspection vehicle runs normally under the non-inspection working condition, the piston rod of the jacking oil cylinder 9 cannot extend out, the jacking oil cylinder 9 does not work, and the locking device 7 does not work.
According to another embodiment of the invention, it is further included that said power unit 3 comprises an electric motor 3-1 and a gearbox 3-2, said electric motor 3-1 and gearbox 3-2 being connected by a flexible toothed coupling 3-3, said gearbox 3-2 being connected by bearings to the axle of the wheel pair 2.
As shown in figures 1 and 4, when the bridge inspection vehicle is in a traction condition, the motor 3-1 converts electric energy into driving torque, the wheel pair 2 is driven to travel on a steel rail through the gear box 3-2, so that the bridge inspection vehicle is pushed to advance, the flexible toothed coupling 3-3 is used, as the bridge inspection vehicle runs, the motor 3-1 and the gear box 3-2 are relatively floated, the flexible toothed coupling 3-3 comprises two half couplings and a group of connecting flange groups, the flexible toothed coupling has torsional rigidity, the toothed connection uses self-centering gear teeth, the torque transmission is realized by interlocking a pair of external teeth (crowned teeth) and internal teeth (inner gear cylinders) with involute tooth profiles, and therefore, the flexible floating toothed coupling 3-3 can well complete power transmission.
According to another embodiment of the present invention, it further comprises that the power device 3 is fixed on the beam 1-3 of the frame 1 through a suspension structure 10, the suspension structure 10 comprises a motor hanger 10-1 and a gear box base 10-2, the motor 3-1 is fixed on the motor hanger 10-1 through bolts, and the gear box 3-2 is fixed on the gear box base 10-2 through bolts.
As shown in fig. 1, 3 and 4, different from the conventional motor suspension structure in which the weight of a motor part is borne by an axle, the suspension structure 10 can apply the weight of the power device 3 to the framework 1, and the suspension structure 10 has the characteristics of simple structure, high flexibility, high transmission efficiency, reduced installation space, and the like.
According to another embodiment of the present invention, it further comprises that the frame 1 is connected to the wheel pair 2 through a pedestal suspension 11, the pedestal suspension 11 comprises an axle box 11-1, a floating spring 11-2 and a shock absorber 11-3, one end of the floating spring 11-2 and the shock absorber 11-3 is fixed to the upper portion of the axle box 11-1, the other end is connected to the lower cover of the side beam of the frame 1, and the end of the wheel pair 2 is rotatably connected to the axle box 11-1.
As shown in fig. 1 and 5, the axle box suspension device 11 is a movable joint connecting the wheel pair 2 and the frame 1, and plays a role in transferring load and fixing wheelbase, and also plays a role in transferring traction force, braking force, vertical load and transverse load when the bridge inspection vehicle is in traction; the floating spring 11-2 fixed on the axle box 11-1 can allow the axle box 11-1 to float up and down properly relative to the frame 1 when the bridge inspection vehicle runs, the motor 3-1 and the gear box 3-2 float relatively when the bridge inspection vehicle runs, and the frame 1 is adapted to the wheel set 2 through the floating spring 11-2 floating up and down, so the power transmission can be completed better, meanwhile, the floating spring 11-2 is corresponding to the design of the suspension structure 10, the suspension structure 10 applies the weight of the power device 3 on the frame 1, compared with the traditional structure (the power device is installed on the axle), the weight of the lower part of the floating spring 11-2 is reduced, the overlarge impact on the wheel rail due to too heavy weight under the spring is avoided, so that the bogie obtains good dynamic performance, and the vibration of the wheel set 2 and the frame 1 can be reduced by the vibration absorber 11-3, the running stability is ensured.
According to another embodiment of the invention, the brake device 4 further comprises two sets of unit brakes 4-1 with parking function and two sets of unit brakes 4-2 with common use, and the unit brakes 4-1 with parking function and the unit brakes 4-2 with common use are connected through brake pipelines 4-3. As shown in fig. 1 and 6, the unit brake 4-1 with parking function enables the bridge inspection vehicle to obtain a function of slowing down or parking within a certain distance.
According to another embodiment of the present invention, it is further comprised that a rod brake assembly 12 is fixed to the frame 1, the unit brakes are coupled to the rod brake assembly 12 by bolts, and the rod brake assembly 12 is coupled to a side portion of the axle box 11-1.
According to another embodiment of the invention, the traction device 6 comprises a center pin 6-1, a traction block 6-2 and two traction rods 6-3, wherein the center pin 6-1 is rotatably connected with the traction block 6-2, two ends of the traction block 6-2 are respectively connected with the two traction rods 6-3 to form a Z shape, the center pin 6-1 is connected with the vehicle body through a bolt, and the traction rods 6-3 are connected with traction seats 6-4 arranged on the lower cover plate of the cross beam 1-3.
As shown in fig. 1, 7, 8 and 9, the height of the traction point is reduced to the greatest extent possible by the structure of the zigzag traction device, and the height of the traction point and the rail surface is reduced to 342mm, so that the axle weight transfer of the bridge inspection vehicle is reduced to the greatest extent, the influence on the utilization of the adhesion weight of the bridge inspection vehicle due to the overlarge axle weight transfer is avoided, and the traction force of the bridge inspection vehicle can be fully exerted. The traction device 6 is simple and compact, the traction rod 6-3 on one side is pulled and the traction rod 6-3 on the other side is pressed in the same plane in the traction process, and the traction position 6 has good centering performance, so that the traction force is favorably transmitted. And a bushing 6-5 at the joint of the central pin 6-1 and the traction block 6-2 is in transition by adopting a nylon bushing 6-6, so that later maintenance is facilitated.
According to another embodiment of the present invention, it further comprises a transverse damper 13 fixed to the cross member 1-3 of the frame 1, and the other end of the transverse damper 13 is connected to the vehicle body. Further relieving the vibration between the bogie and the vehicle body.
According to another embodiment of the present invention, it is further included that the hooking structure 8 includes a hooking base 8-1 installed on the side sill and a hook 8-2 installed on the vehicle body, the hook 8-2 being hung on the hooking base 8-1.
As shown in figure 10, when the piston rod of the jacking oil cylinder 9 extends to lift the vehicle body, the lifting hook 8-2 also follows to lift until the lifting hook 8-2 is locked and rigidly connected with the lifting hook seat 8-1 on the framework 1, so that the aim of rigidly connecting the vehicle body and the bogie is fulfilled. Because the bridge inspection vehicle produces deflection torque when the inspection operation, this structure can avoid the too nimble phenomenon that original automobile body and bogie rubber heap are connected for the bridge inspection vehicle is more stable when the inspection operation, can not produce the danger of toppling.
According to another embodiment of the present invention, it further comprises that the hook 8-2 has two symmetrically arranged hook portions 8-3, and the hook base 8-1 has two hook portions 8-3 connected to the two hook portions 8-3. Further ensuring the stability of the locking device 7.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A bridge inspection vehicle bogie with an anti-instability function comprises a framework (1), wherein a wheel set (2) is installed at the bottom of the framework (1), and is characterized in that the framework (1) is H-shaped and comprises a first side beam (1-1), a second side beam (1-2) and a cross beam (1-3), a power device (3) is installed on the cross beam (1-3), the power device (3) is connected with an axle of the wheel set (2), a braking device (4) is installed at the bottom of the framework (1), the braking device (4) is connected with wheels of the wheel set (2), the first side beam (1-1) and the second side beam (1-2) are provided with side bearings (5) for supporting a vehicle body, a traction device (6) is fixed in the middle of the cross beam (1-3), and a locking device (7) is fixed between the framework (1) and the vehicle body, the locking device (7) comprises a hook structure (8) and a jacking oil cylinder (9) for locking the hook structure (8).
2. The bridge inspection vehicle bogie with the anti-destabilization function according to claim 1, wherein the power device (3) comprises a motor (3-1) and a gear box (3-2), the motor (3-1) and the gear box (3-2) are connected through a flexible toothed coupling (3-3), and the gear box (3-2) is connected with an axle of the wheel pair (2) through a bearing.
3. The bogie for the bridge inspection vehicle with the anti-instability function as claimed in claim 2, wherein the power device (3) is fixed on a cross beam (1-3) of the framework (1) through a suspension structure (10), the suspension structure (10) comprises a motor suspension base (10-1) and a gear box base (10-2), the motor (3-1) is fixed on the motor suspension base (10-1) through bolts, and the gear box (3-2) is fixed on the gear box base (10-2) through bolts.
4. The bogie for the bridge inspection vehicle with the anti-destabilization function according to claim 3, wherein the framework (1) is connected with the wheel pair (2) through an axle box suspension device (11), the axle box suspension device (11) comprises an axle box (11-1), a floating spring (11-2) and a shock absorber (11-3), one end of the floating spring (11-2) and one end of the shock absorber (11-3) are respectively fixed on the upper part of the axle box (11-1), the other end of the floating spring is connected with a lower cover plate of a side beam of the framework (1), and the end part of the wheel pair (2) is rotatably connected in the axle box (11-1).
5. The bridge inspection vehicle bogie with the anti-instability function as claimed in claim 4, wherein the braking device (4) comprises two sets of unit brakes (4-1) with parking function and two sets of service unit brakes (4-2), and the unit brakes (4-1) with parking function and the service unit brakes (4-2) are connected through braking pipelines (4-3).
6. The bogie for the bridge inspection vehicle with the anti-destabilization function according to claim 5, wherein a tie rod brake assembly seat (12) is fixed on the frame (1), the unit brakes are connected with the tie rod brake assembly seat (12) through bolts, and the tie rod brake assembly seat (12) is connected with the side portion of the axle box (11-1).
7. The bogie for the bridge inspection vehicle with the anti-destabilization function according to claim 1, wherein the traction device (6) comprises a center pin (6-1), a traction block (6-2) and two traction rods (6-3), wherein the center pin (6-1) is rotatably connected with the traction block (6-2), two ends of the traction block (6-2) are respectively connected with the two traction rods (6-3) to form a Z shape, the center pin (6-1) is connected with a vehicle body through bolts, and the traction rods (6-3) are connected with traction seats (6-4) arranged on lower cover plates of the cross beams (1-3).
8. The bogie for bridge inspection vehicle with anti-destabilization function according to claim 1, wherein a transverse damper (13) is fixed on the cross beam (1-3) of the frame (1), and the other end of the transverse damper (13) is connected with the vehicle body.
9. The bogie for bridge inspection vehicle with anti-destabilization function according to any of claims 1 to 8, wherein the hook structure (8) comprises a hook base (8-1) mounted on the side beam and a hook (8-2) mounted on the vehicle body, and the hook (8-2) is hung on the hook base (8-1).
10. The bogie for bridge inspection vehicle with anti-destabilization function according to claim 9, wherein said hook (8-2) has two symmetrically arranged hook portions (8-3), and said hook seat (8-1) has two, respectively connected to the two hook portions (8-3).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911325688.XA CN110816386A (en) | 2019-12-20 | 2019-12-20 | Bridge inspection vehicle bogie with anti-instability function |
| PCT/CN2020/124265 WO2021120870A1 (en) | 2019-12-20 | 2020-10-28 | Bridge inspection vehicle bogie having instability prevention function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911325688.XA CN110816386A (en) | 2019-12-20 | 2019-12-20 | Bridge inspection vehicle bogie with anti-instability function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110816386A true CN110816386A (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911325688.XA Pending CN110816386A (en) | 2019-12-20 | 2019-12-20 | Bridge inspection vehicle bogie with anti-instability function |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110816386A (en) |
| WO (1) | WO2021120870A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111923945A (en) * | 2020-09-15 | 2020-11-13 | 中车戚墅堰机车有限公司 | Track bridge inspection vehicle |
| WO2021120870A1 (en) * | 2019-12-20 | 2021-06-24 | 中车戚墅堰机车有限公司 | Bridge inspection vehicle bogie having instability prevention function |
| CN111923945B (en) * | 2020-09-15 | 2024-04-26 | 中车戚墅堰机车有限公司 | Rail bridge inspection vehicle |
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| Publication number | Publication date |
|---|---|
| WO2021120870A1 (en) | 2021-06-24 |
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