CN215793000U - Vehicle lock bridge stop gear - Google Patents
Vehicle lock bridge stop gear Download PDFInfo
- Publication number
- CN215793000U CN215793000U CN202122517354.1U CN202122517354U CN215793000U CN 215793000 U CN215793000 U CN 215793000U CN 202122517354 U CN202122517354 U CN 202122517354U CN 215793000 U CN215793000 U CN 215793000U
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- bridge
- lock bridge
- frame body
- oil cylinder
- cylinder
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Abstract
The utility model discloses a vehicle lock bridge limiting mechanism which comprises a lock bridge oil cylinder, a slidable limiting assembly, a guide wheel seat, a pulley seat and a steel wire rope assembly, wherein the lock bridge oil cylinder is fixed on a frame body, the slidable limiting assembly comprises a guide rod support fixed on the frame body, a guide rod sleeved on the guide rod support and capable of transversely sliding along the guide rod support, and a limiting block connected to the end part of the guide rod and stopping at the end part of the lock bridge oil cylinder. The vehicle bridge locking limiting mechanism disclosed by the utility model limits the bridge locking oil cylinder through the arranged slidable limiting assembly, once the bridge locking oil cylinder leaks, the guide rod slides and extends out a certain distance along the guide rod support seat towards the center direction of the frame body, and the limiting block blocks the bridge locking oil cylinder when the piston extends outwards under the action of the elastic suspension spring force, so that the limiting protection effect is realized, and the serious accidents of vehicle derailment or overturn and the like caused by the fact that the bridge body and the frame body are in an elastic suspension state are avoided.
Description
Technical Field
The utility model relates to the technical field of engineering vehicles, in particular to a vehicle lock bridge limiting mechanism.
Background
Under some specific working conditions, the self-propelled elastic suspension engineering vehicle has to cancel the elastic suspension function due to the safety requirements of running and operation, so that the vehicle body and the steering and driving axle body are rigidly locked into a whole. For example, in a highway and railway dual-purpose tractor, an elastic suspension device must be locked under the working conditions of railway running and hoisting (under the condition of no supporting leg) so as to ensure that the elastic suspension device does not derail and overturn during hoisting and hoisting during railway running and traction.
The existing bridge locking mechanism consists of a connecting block, a steel wire rope assembly, a left pulley seat, a pulley, a right pulley seat and a bridge locking oil cylinder which are arranged on a frame body and a bridge. When the axle body and the frame are required to be locked, the bridge locking oil cylinder retracts, the steel wire rope pulls the axle body through the connecting block, the axle body is rigidly connected with the frame, rigid locking of the axle body and the frame is achieved, when the bridge locking oil cylinder extends out, and under the action of elastic force of elastic suspension, the axle body is separated from the frame, and the elastic suspension function of the vehicle body and the axle body is achieved. When the oil cylinder retracts to enable the steel wire rope to be tensioned in the bridge locking state, the oil cylinder is always under the tensioning force of the elastic suspension spring, once the oil cylinder leaks, the bridge body and the frame body are in the elastic suspension state under the action of the elastic suspension spring force, the bridge locking function is caused to be invalid, and serious accidents such as derailment or overturning of a vehicle are caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the embodiment of the utility model provides a vehicle lock bridge limiting mechanism for preventing a safety accident caused by leakage of a lock bridge oil cylinder.
The technical scheme of the utility model is realized as follows:
the utility model provides a vehicle lock bridge stop gear, includes lock bridge hydro-cylinder, the spacing assembly of slidable, leading wheel seat, pulley holder and wire rope assembly, the lock bridge hydro-cylinder is fixed on the car frame body, the one end of wire rope assembly is connected the bridge body, the other end passes the pulley holder with the leading wheel seat with the lock bridge hydro-cylinder is connected, the spacing assembly of slidable is including being fixed in guide arm support, cover on the car frame body are located the guide arm support just can be followed the guide arm support transversely gliding guide arm and connect in guide arm tip and backstop in the stopper of lock bridge hydro-cylinder tip.
Preferably, the guide rod support comprises a fixing rod fixedly connected to the frame body, a supporting seat fixedly connected to the fixing rod and the frame body, and a supporting sleeve rod fixedly connected to the supporting seat, and the guide rod penetrates through the supporting sleeve rod.
Preferably, the limiting block is hinged to the guide rod.
Preferably, the stopper is the L type, and be formed with piston head assorted mounting groove, the bottom of mounting groove is provided with dodges the groove of stepping down of wire rope assembly.
Preferably, the bridge locking oil cylinder comprises an oil cylinder body and a piston head connected to the oil cylinder body, and the steel wire rope assembly is connected to the piston head.
Preferably, the lock bridge oil cylinder is hinged to the frame body.
Preferably, the bridge locking oil cylinder, the slidable limiting assembly, the guide wheel seat, the pulley seat and the steel wire rope assembly are respectively and symmetrically arranged.
Preferably, a limit pin is further inserted into the guide rod, and the limit pin is stopped by the guide rod support.
The vehicle bridge locking limiting mechanism provided by the embodiment of the utility model limits the bridge locking oil cylinder through the arranged slidable limiting assembly, the limiting block of the slidable limiting assembly is positioned at the head of the piston rod of the bridge locking oil cylinder, once the bridge locking oil cylinder leaks, the guide rod slides and extends out a certain distance along the guide rod support in the central direction of the frame body, and the piston of the bridge locking oil cylinder is blocked by the limiting block when extending outwards under the action of the elastic suspension spring force, so that the limiting and protecting effects are achieved, the bridge body and the frame body are ensured to be always in a rigid locking state, the occurrence of the condition that the vehicle derails or overturns due to the fact that the bridge body and the frame body are in the elastic suspension state is avoided, further the occurrence of serious accidents such as machine damage and human death is avoided, the whole vehicle is in a safe state, and the vehicle safety is effectively improved.
Drawings
FIG. 1 is a schematic structural view of an unlocked state of a vehicle lock bridge limiting mechanism provided by the utility model;
FIG. 2 is a schematic structural view of the vehicle latch bridge spacing mechanism of FIG. 1 in a locked state;
FIG. 3 is a schematic structural view of the slidable restraint assembly of FIG. 1 in an unlocked state;
fig. 4 is a structural schematic view of the slidable restraint assembly shown in fig. 2 in a locked state.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Please refer to fig. 1-4. The vehicle lock bridge limiting mechanism comprises a lock bridge oil cylinder 1, a slidable limiting assembly 3, a guide wheel seat 5, a pulley seat 7 and a steel wire rope assembly 9. The bridge locking oil cylinder 1 is fixed on a frame body 10, one end of the steel wire rope assembly 9 is connected with the bridge body, and the other end of the steel wire rope assembly passes through the pulley seat 7 and the guide wheel seat 5 to be connected with the bridge locking oil cylinder 1. The slidable limiting assembly 3 comprises a guide rod support 31 fixed on the frame body 10, a guide rod 33 sleeved on the guide rod support 31 and capable of transversely sliding along the guide rod support 31, and a limiting block 35 connected to the end of the guide rod 33 and stopping at the end of the bridge-locking oil cylinder 1. Stopper 35 is located the piston rod head of lock bridge hydro-cylinder 1, in case lock bridge hydro-cylinder 1 takes place to leak, guide arm 33 is followed guide arm support 31 is past the center direction of car frame body 10 slides and stretches out a section distance, under the effect of elastic suspension spring force the piston of lock bridge hydro-cylinder 1 is during overhanging by stopper 35 blocks to play the effect of spacing protection, ensure that the pontic and car frame body 10 are in the rigidity lock-up state all the time, avoided being in the elastic suspension state because of the pontic and car frame body 10 and cause the vehicle to derail or the fatal serious accident of machine ruining that topples, make whole car be in the security state, improved vehicle security nature effectively.
Specifically, in this embodiment, the limiting block 35 is hinged to the guide rod 33. The structure is more flexible and the disassembly is convenient by a hinged mode.
The limiting block 35 is of an L shape and is formed with an installation groove 351 matched with the lock bridge oil cylinder 1, and under the unlocking state, the end part of the lock bridge oil cylinder 1 is embedded in the installation groove 351. The bottom of mounting groove 351 is provided with dodges wire rope assembly 9's groove of stepping down 353, wire rope assembly 9 passes groove of stepping down 353 is convenient for assemble.
The bridge locking oil cylinder 1 comprises an oil cylinder body 11 and a piston head 13 connected to the oil cylinder body 11, and the steel wire rope assembly 9 is connected to the piston head 13. The piston head 13 is connected to a piston rod of the cylinder body 11. As shown in fig. 3, in the unlocked state, the piston head 13 is embedded in the mounting groove 351; as shown in fig. 4, in the locked state, the piston head 13 is stopped at the end of the stopper 35.
Specifically, in this embodiment, the bridge locking oil cylinder 1 is hinged to the frame body 10, so that the structure is flexible and the assembly and disassembly are convenient.
Preferably, in this embodiment, the bridge locking oil cylinder 1, the slidable limiting assembly 3, the guide wheel seat 5, the pulley seat 7, and the steel wire rope assembly 9 are respectively a left and a right symmetrically arranged.
A limit pin 34 is further inserted into the guide rod 33, and the limit pin is stopped at the inner side or the outer side of the guide rod support 31. The installation of the limit pin 34 avoids bumping and shaking in the running process of the vehicle to enable the lock bridge limit block 35 to shift towards the outer side or the inner side of the frame, and the safety is further improved.
It should be noted that the guide rod 33 can be driven by an electric push rod, or can be driven by an oil cylinder to move transversely.
The vehicle bridge locking limiting mechanism provided by the embodiment of the utility model limits the bridge locking oil cylinder through the arranged slidable limiting assembly, the limiting block of the slidable limiting assembly is positioned at the head of the piston rod of the bridge locking oil cylinder, once the bridge locking oil cylinder leaks, the guide rod slides and extends out a certain distance along the guide rod support in the central direction of the frame body, and the piston of the bridge locking oil cylinder is blocked by the limiting block when extending outwards under the action of the elastic suspension spring force, so that the limiting and protecting effects are achieved, the bridge body and the frame body are ensured to be always in a rigid locking state, the phenomena of vehicle derailment or overturning and the like caused by the fact that the bridge body and the frame body are in the elastic suspension state are avoided, further the serious accidents of machine damage, human death and the like are avoided, the whole vehicle is in a safe state, and the vehicle safety is effectively improved.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. The utility model provides a vehicle lock bridge stop gear, its characterized in that, includes lock bridge hydro-cylinder, the spacing assembly of slidable, leading wheel seat, pulley holder and wire rope assembly, the lock bridge hydro-cylinder is fixed on the car frame body, the one end of wire rope assembly is connected the bridge body, the other end passes the pulley holder with the leading wheel seat with the lock bridge hydro-cylinder is connected, the spacing assembly of slidable is including being fixed in guide arm support, cover on the car frame body are located the guide arm support just can be followed the guide arm support transversely gliding guide arm and connect in guide arm tip and backstop in the stopper of lock bridge hydro-cylinder tip.
2. The vehicle axle locking mechanism of claim 1, wherein the guide bar support comprises a fixing bar fixedly coupled to the frame body, a support base fixedly coupled to the fixing bar and the frame body, respectively, and a support sleeve bar fixedly coupled to the support base, the guide bar passing through the support sleeve bar.
3. The vehicle axle locking stop mechanism of claim 2 wherein the stop block is hingedly connected to the guide bar.
4. The vehicle lock bridge limiting mechanism according to claim 1, wherein the limiting block is L-shaped and is formed with a mounting groove matched with the lock bridge cylinder, and a yielding groove for yielding the steel wire rope assembly is formed at the bottom of the mounting groove.
5. The vehicle latch limiting mechanism according to claim 1, wherein the latch cylinder comprises a cylinder body and a piston head connected to the cylinder body, the cable assembly being connected to the piston head.
6. The vehicle lock bridge limiting mechanism according to claim 1, wherein the lock bridge cylinder is hinged to the frame body.
7. The vehicle lock bridge limiting mechanism according to claim 1, wherein the lock bridge oil cylinder, the slidable limiting assembly, the guide wheel seat, the pulley seat and the steel wire rope assembly are respectively two symmetrically arranged.
8. The vehicle axle locking limiting mechanism according to any one of claims 1 to 7, wherein a limiting pin is further inserted into the guide bar, and the limiting pin is stopped by the guide bar support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122517354.1U CN215793000U (en) | 2021-10-19 | 2021-10-19 | Vehicle lock bridge stop gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122517354.1U CN215793000U (en) | 2021-10-19 | 2021-10-19 | Vehicle lock bridge stop gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215793000U true CN215793000U (en) | 2022-02-11 |
Family
ID=80170871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122517354.1U Active CN215793000U (en) | 2021-10-19 | 2021-10-19 | Vehicle lock bridge stop gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215793000U (en) |
-
2021
- 2021-10-19 CN CN202122517354.1U patent/CN215793000U/en active Active
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