CN118683586A - Stop device for vehicle and vehicle - Google Patents

Abstract

The invention discloses a stopping device of a vehicle and the vehicle, wherein the stopping device of the vehicle comprises: a first stopper for being disposed on the vehicle body; a second stopper; the third stop piece is used for being arranged on the bogie; the locking assembly is movably arranged on the first stop piece; the driving assembly is suitable for driving the second stop piece to move downwards and prop against the third stop piece, and when the second stop piece and the third stop piece prop against each other up and down, the locking assembly moves towards the second stop piece and locks the second stop piece so as to prevent the second stop piece from moving upwards. Therefore, when the driving assembly is arranged to drive the second stop piece to prop against the third stop piece downwards, the locking assembly prevents the second stop piece from moving upwards, so that when the vehicle works, the rigid contact between the vehicle body and the bogie can be ensured, the vehicle body and the bogie cannot generate displacement, and the working safety of the vehicle can be improved.

Description

Stop device for vehicle and vehicle

Technical Field

The invention relates to the technical field of vehicles, in particular to a stopping device of a vehicle and the vehicle.

Background

The track repairing operation vehicle is a special vehicle for detecting the geometric state and the irregularity state of the track so as to evaluate the geometric state of the track, and is an important tool for ensuring the running safety, stability and comfort of the track and guiding the maintenance of the track.

In the prior art, a car body and a bogie are elastically connected, when a working arm stretches to a far distance for working, a large bending moment is generated, or when the car is subjected to violent impact and the elastic connection between the car body and the bogie fails, the car body can displace relative to the bogie, such as rolling or sideslip, and the running safety of the car can be influenced.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the invention proposes a stop device for a vehicle, which can improve the work safety of the vehicle.

The invention further proposes a vehicle.

According to an embodiment of the present invention, a stopper device for a vehicle includes: a first stopper for being provided on a vehicle body; the second stop piece is arranged on the first stop piece in a vertically movable mode; the third stop piece is arranged below the first stop piece and the second stop piece at intervals and is used for being arranged on the bogie; the locking assembly is used for locking the locking assembly, the locking component is movably arranged on the first stop piece; the driving assembly is suitable for driving the second stop piece to move downwards and prop against the third stop piece, and when the second stop piece and the third stop piece prop against each other up and down, the locking assembly moves towards the second stop piece and locks the second stop piece so as to prevent the second stop piece from moving upwards.

Therefore, when the driving assembly is arranged to drive the second stop piece to prop against the third stop piece downwards, the locking assembly prevents the second stop piece from moving upwards, so that when the vehicle works, the rigid contact between the vehicle body and the bogie can be ensured, the vehicle body and the bogie cannot generate displacement, and the working safety of the vehicle can be improved.

According to some embodiments of the invention, the driving assembly includes a first electromagnet and a second electromagnet, the first electromagnet is disposed at a lower end of the second stopper, the second electromagnet is disposed at an upper end of the third stopper and is opposite to the first electromagnet from top to bottom, and magnetic poles of the first electromagnet and the second electromagnet are different to attract each other when the first electromagnet and the second electromagnet are energized.

According to some embodiments of the invention, the stop device of the vehicle further comprises a first elastic member connected between an upper end of the second stop member and the first stop member to apply an upward restoring force to the second stop member.

According to some embodiments of the invention, the locking assembly is located at one side of the second stop piece in the left-right direction and comprises two first electromagnetic locking blocks, the two first electromagnetic locking blocks are arranged at intervals in the left-right direction and have the same magnetic poles, and the two first electromagnetic locking blocks move reversely when being electrified, so that one of the first electromagnetic locking blocks moves towards the second stop piece and downwards abuts against the upper end of the second stop piece to be locked.

According to some embodiments of the invention, the stop device of the vehicle further includes a second elastic member connected between the two first electromagnetic lock blocks to apply a return force to the two first electromagnetic lock blocks that are close to each other.

According to some embodiments of the invention, the number of the second stoppers is two, the two first electromagnetic locking blocks are arranged between the two second stoppers, and the two first electromagnetic locking blocks are in one-to-one correspondence with the two second stoppers.

According to some embodiments of the invention, the third stopper is provided with a stopper groove, the driving assembly is adapted to drive the second stopper to extend into the stopper groove, a locking hole is formed in one side of the second stopper, a second locking block is arranged in the third stopper, and when the second stopper extends into the stopper groove, the second locking block is adapted to extend out of a side wall of the stopper groove in the left-right direction so as to be in locking fit with the locking hole.

According to some embodiments of the invention, the second locking blocks are two second electromagnetic locking blocks, the two second electromagnetic locking blocks are arranged at intervals in the left-right direction, the magnetic poles of the two second electromagnetic locking blocks are the same so as to reversely move when the power is supplied, and the two second electromagnetic locking blocks face one of the stop grooves and are suitable for locking fit with the locking holes.

According to some embodiments of the invention, a travel switch is disposed on the third stop member, and the travel switch is electrically connected with the two first electromagnetic locking blocks and the two second electromagnetic locking blocks respectively, so as to control the on and off of the two first electromagnetic locking blocks and the two second electromagnetic locking blocks, and when the driving assembly drives the second stop member to abut against the third stop member, the second stop member presses the travel switch, so that the two first electromagnetic locking blocks and the two second electromagnetic locking blocks are electrified.

According to some embodiments of the invention, the stop device of the vehicle further includes a third elastic member connected between the two second electromagnetic lock blocks to apply a return force to the two second electromagnetic lock blocks that are close to each other.

According to some embodiments of the invention, the second stopper has a stop position and a spacing position, the driving assembly drives the second stopper against the third stopper when the second stopper is in the stop position, the second stopper and the third stopper are spaced apart when the second stopper is in the spacing position, and a lower end of the second stopper is not disposed beyond a lower end of the first stopper.

According to some embodiments of the invention, the driving assembly comprises a driving member and a transmission gear, the driving member is in transmission connection with the transmission gear, the transmission gear is located on one side of the second stop member, a rack portion extending up and down is arranged on the second stop member, and the transmission gear is meshed with the rack portion, so that the transmission gear drives the second stop member to move up and down.

According to some embodiments of the invention, the first stopper is provided with a flexible buffer layer on its underside.

According to some embodiments of the invention, the stopping device of the vehicle further comprises a fourth stopping piece, the fourth stopping piece is arranged on the first stopping piece, the lower end of the fourth stopping piece penetrates through the third stopping piece, a stopping portion is arranged at the lower end of the fourth stopping piece, and the stopping portion is suitable for being matched with the third stopping piece in an up-down stopping mode.

According to some embodiments of the invention, the third stopper is provided with a guide hole, the fourth stopper is penetrated through the guide hole, the diameter of the guide hole is larger than that of the fourth stopper, and the diameter of the stopper is larger than that of the guide hole.

The vehicle according to the present invention includes: a vehicle body; the bogie is arranged below the vehicle body and is elastically connected with the vehicle body; in the stopping device for a vehicle, the first stopping element is arranged on the vehicle body, and the third stopping element is arranged on the bogie.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a partial schematic view of a vehicle according to an embodiment of the invention;

FIG. 2 is a partial schematic view of another angle of a vehicle according to an embodiment of the invention;

FIG. 3 is a schematic cross-sectional view of a stop device according to an embodiment of the invention;

FIG. 4 is a schematic view of the area A in FIG. 3;

FIG. 5 is a schematic view of region B of FIG. 3;

Fig. 6 is a partial schematic view of a stop device according to an embodiment of the invention.

Reference numerals:

100. a stop device; 200. A bogie; 300. Secondary suspension;

10. A first stopper; 11. A flexible buffer layer;

20. A second stopper; 21. a locking hole;

30. a third stopper; 31. a stop groove; 32. a second lock block; 33. a travel switch; 34. a guide hole;

40. A locking assembly; 41. a first electromagnetic lock block;

50. A drive assembly; 51. A first electromagnet; 52. A second electromagnet;

60. a first elastic member; 70. A second elastic member; 80. A third elastic member;

90. a fourth stopper; 91. a stop.

Detailed Description

Embodiments of the present invention will be described in detail below, by way of example with reference to the accompanying drawings.

A stop device 100 of a vehicle according to an embodiment of the present invention, to which the stop device 100 of a vehicle of the present invention is applied, is described below with reference to fig. 1 to 6.

As shown in connection with fig. 1 to 6, a stopping device 100 of a vehicle according to the present invention may mainly include: the first stop member 10, the second stop member 20, the third stop member 30, the locking assembly 40 and the driving assembly 50, wherein the first stop member 10 is used for being arranged on a vehicle body, the third stop member 30 is used for being arranged on the bogie 200, so that the stop device 100 can realize stop fit between the vehicle body and the bogie 200, and the connection form between the vehicle body and the bogie 200 can be changed.

Further, the second stopper 20 is provided to the first stopper 10 to be movable up and down, so that not only can the first stopper 10 provide a stable and reliable mounting position for the second stopper 20, but also the second stopper 20 can be moved up and down in the stopper device 100 of the vehicle to realize the operation of the stopper device 100 of the vehicle. In addition, the third stopper 30 is disposed below the first stopper 10 and the second stopper 20 at intervals, and in the embodiment of the present invention, the distance between the third stopper 30 and the second stopper 20 is generally 2-3cm, so that when the vehicle is operating normally, the third stopper 30 and the first stopper 10 are disposed at intervals, so that collision between the first stopper 10 and the third stopper 30 during the operation of the vehicle can be avoided, and when the operation of the vehicle is abnormal, such as failure of the secondary suspension 300 or serious collision of the vehicle, the third stopper 30 and the second stopper 20 are in rigid contact, so that rigid connection between the vehicle body and the bogie 200 can be realized, and the structure of the vehicle and the safety of personnel in the vehicle can be protected.

Further, the distance between the first stopper 10 and the third stopper 30 is greater than the distance between the second stopper 20 and the third stopper 30. Specifically, when the first stopper 10 is at the spaced position, the vehicle is in a normal running state at this time, the first stopper 10 and the second stopper 20 are spaced from each other, and the distance between the first stopper 10 and the second stopper 20 is greater than the distance between the third stopper 30 and the second stopper 20, so that the first stopper 10 can protect the second stopper 20, and the second stopper 20 can be prevented from being damaged by collision with the third stopper 30 when the vehicle is running.

Further, the locking assembly 40 is movably disposed on the first stop member 10, so that not only can the first stop member 10 provide a stable and reliable structural position for the locking assembly 40, but also the movement reliability of the locking assembly 40 in the stop device 100 of the vehicle can be realized, and thus the working reliability of the locking assembly 40 can be ensured.

Further, the driving assembly 50 is adapted to drive the second stopper 20 to move downward and abut against the third stopper 30, and when the second stopper 20 and the third stopper 30 abut up and down, the locking assembly 40 moves toward the second stopper 20 and locks the second stopper 20 to prevent the second stopper 20 from moving upward. Specifically, the driving assembly 50 may power the second stopper 20 so that the second stopper 20 may move up and down on the first stopper 10, and during operation of the vehicle, the driving assembly 50 drives the second stopper 20 to move down and abut against the third stopper 30, so that the third stopper 30 may play a limiting role on the lower portion of the second stopper 20, and the second stopper 20 and the third stopper 30 are in rigid contact, so that rigid connection between the vehicle body and the bogie 200 may be achieved.

In addition, when the second stopper 20 and the third stopper 30 abut against each other, the locking assembly 40 moves towards the second stopper 20, and the locking assembly 40 can lock the second stopper 20, the locking assembly 40 and the second stopper 20 are in rigid contact, so that not only can the second stopper 20 be prevented from moving upwards, and the second stopper 20 and the third stopper 30 are ensured to be in rigid abutment all the time, but also the connection strength of the second stopper 20 and the third stopper 30 can be enhanced, thereby realizing the rigid connection reliability of the vehicle body and the bogie 200, preventing the vehicle body and the bogie 200 from relative displacement when the vehicle is in an operating state, and improving the safety of the operation of a person on the vehicle body.

Therefore, when the driving assembly 50 is arranged to drive the second stop member 20 to downwards prop against the third stop member 30, the locking assembly 40 prevents the second stop member 20 from moving upwards, so that when the vehicle works, the rigid contact between the vehicle body and the bogie 200 can be ensured, the vehicle body and the bogie 200 cannot displace, and the working safety of the vehicle can be improved.

As shown in fig. 3 and 6, the driving assembly 50 includes a first electromagnet 51 and a second electromagnet 52, the first electromagnet 51 is disposed at the lower end of the second stopper 20, the second electromagnet 52 is disposed at the upper end of the third stopper 30, and the first electromagnet 51 and the second electromagnet 52 are different in magnetic pole from each other in a vertical direction opposite to the first electromagnet 51 so as to be powered on. Specifically, the first electromagnet 51 is disposed at the lower end of the second stop member 20, the second electromagnet 52 is disposed at the upper end of the third stop member 30, and the second electromagnet 52 is opposite to the first electromagnet 51 up and down, so that the acting force generated between the first electromagnet 51 and the second electromagnet 52 can directly drive the second stop member 20 to move up and down in the first stop member 10, the magnetic poles of the first electromagnet 51 and the second electromagnet 52 are different, so that when the first electromagnet 51 and the second electromagnet 52 are electrified, the first electromagnet 51 and the second electromagnet 52 can generate stable attractive force, the second stop member 20 and the third stop member 30 can be tightly attracted together, rigid contact between the second stop member 20 and the third stop member 30 can be realized, rigid connection between the vehicle body and the bogie 200 can be realized, the vehicle body cannot generate displacement relative to the bogie 200, and safety of personnel on the vehicle body can be improved when the vehicle is operated.

As shown in fig. 3, the stopping device 100 of the vehicle further includes a first elastic member 60, and the first elastic member 60 is connected between the upper end of the second stopper 20 and the first stopper 10 to apply an upward restoring force to the second stopper 20. Specifically, the first elastic member 60 is connected between the upper end of the second stopper 20 and the first stopper 10 in the stopper device 100, so that the upper end of the second stopper 20 is elastically connected with the first stopper 10, when the second stopper 20 moves downward, the first elastic member 60 is stretched, and an upward restoring force can be applied to the second stopper 20, and under the action of the restoring force, the second stopper 20 can move upward and be restored quickly, so that the restoring timeliness of the stopper device 100 can be improved, and after the vehicle operation is finished, the stopper device 100 can be restored quickly without affecting the running of the vehicle.

As shown in fig. 3, the locking assembly 40 is located at one side of the second stopper 20 in the left-right direction and includes two first electromagnetic locking blocks 41, the two first electromagnetic locking blocks 41 are disposed at intervals in the left-right direction and have the same magnetic poles, and the two first electromagnetic locking blocks 41 are moved reversely when energized so that one of the first electromagnetic locking blocks 41 moves toward the second stopper 20 and locks the upper end of the second stopper 20 in abutment downward. Specifically, the locking assembly 40 is located at one side of the second stopper 20 in the left-right direction, and includes two first electromagnetic locking blocks 41, where the two first electromagnetic locking blocks 41 are disposed at intervals in the left-right direction, so that the two first electromagnetic locking blocks 41 can move at one side of the second stopper 20 in the left-right direction, the magnetic poles of the two first electromagnetic locking blocks 41 are the same, when the two first electromagnetic locking blocks 41 are energized, the two first electromagnetic locking blocks 41 can generate a mutually repulsive force, so that the two first electromagnetic locking blocks 41 can be quickly moved reversely, so that the two first electromagnetic locking blocks 41 can be locked against the upper end of the second stopper 20 towards one of the second stoppers 20, thereby realizing the locking effect on the second stopper 20 in the up-down direction, and by such arrangement, not only can ensure the timeliness and the handling convenience of the action of the locking assembly 40, but also can ensure the reliability of the locking assembly 40 on the second stopper 20.

As shown in fig. 3 and 6, the stopping device 100 of the vehicle further includes a second elastic member 70, and the second elastic member 70 is connected between the two first electromagnetic locking blocks 41 to apply a restoring force to the two first electromagnetic locking blocks 41 to approach each other. Specifically, the second elastic member 70 is provided between the two first electromagnetic lock pieces 41, so that the two first electromagnetic lock pieces 41 are elastically connected, when the first electromagnetic lock pieces 41 are energized, the two first electromagnetic lock pieces 41 generate a repulsive force against each other and move in the horizontal direction in opposition, at this time, the second elastic member 70 is stretched, and a restoring force is applied to the two first electromagnetic lock pieces 41 in proximity to each other, when the first electromagnetic lock pieces 41 are deenergized, the magnetic force of the first electromagnetic lock pieces 41 is lost, under the action of the second elastic member 70, the two first electromagnetic lock pieces 41 are rapidly brought into proximity to each other and restored, and the locking of the second stopper 20 in the up-down direction is released, so that the second stopper 20 can be rapidly moved upward and restored under the action of the second elastic member 70, and further the rigid connection between the vehicle body and the bogie 200 can be released, the vehicle can be switched from the working state to the running state, and the running stability of the vehicle can be ensured.

As shown in fig. 3 and 6, two second stoppers 20 are provided, and two first electromagnetic locking blocks 41 are disposed between the two second stoppers 20, and the two first electromagnetic locking blocks 41 are in one-to-one correspondence with the two second stoppers 20. Specifically, the two second stoppers 20 are arranged to move up and down in the first stoppers 10, so that the structural stability of the second stoppers 20 and the third stoppers 30 in abutting connection can be increased, the structural reliability of the vehicle body and the bogie 200 in rigid connection can be improved, the two first electromagnetic locking blocks 41 are arranged between the two second stoppers 20, the two first electromagnetic locking blocks 41 are in one-to-one correspondence with the two second stoppers 20, the two first electromagnetic locking blocks 41 can lock the two second stoppers 20 respectively, the locking reliability of the locking assembly 40 to the second stoppers 20 can be improved, and the working reliability of the stopping device 100 of the vehicle can be improved.

As shown in fig. 3, the third stopper 30 is provided with a stopper groove 31, the driving assembly 50 is adapted to drive the second stopper 20 to extend into the stopper groove 31, a locking hole 21 is provided at one side of the second stopper 20, a second locking block 32 is provided in the third stopper 30, and when the second stopper 20 extends into the stopper groove 31, the second locking block 32 is adapted to extend from a side wall of one side of the stopper groove 31 in the left-right direction to be in locking engagement with the locking hole 21. Specifically, the third stopper 30 is provided with the stopper groove 31, and the driving assembly 50 is adapted to drive the second stopper 20 to extend into the stopper groove 31, so that the third stopper 30 can play a limiting role below the second stopper 20, the contact position of the second stopper 20 when being abutted with the third stopper 30 can be kept unchanged, the second stopper 20 can be prevented from being displaced on the third stopper 30, and the abutting reliability of the second stopper 20 and the third stopper 30 can be ensured.

Further, the locking hole 21 is formed on one side of the second stopper 20, the second locking block 32 is formed in the third stopper 30, and when the second stopper 20 extends into the stopper groove 31, the second locking block 32 is adapted to extend out of one side wall of the stopper groove 31 in the left-right direction so as to be in locking fit with the locking hole 21, so that the movement of the second stopper 20 in the up-down direction can be limited, the reliability of rigid abutting between the second stopper 20 and the third stopper 30 can be improved, the reliability of rigid connection between the vehicle body and the bogie 200 can be further ensured, the vehicle body and the bogie 200 can not be displaced during operation, and the safety of personnel on the vehicle body can be protected.

In the embodiment of the present invention, the second locking pieces 32 are second electromagnetic locking pieces, two second electromagnetic locking pieces are provided, and are arranged at intervals in the left-right direction, the magnetic poles of the two second electromagnetic locking pieces are identical to move reversely when energized, and the two second electromagnetic locking pieces are locked and matched with the locking holes 21 toward one of the stop grooves 31. Specifically, the second locking block 32 is set as a second electromagnetic locking block, and the two second electromagnetic locking blocks are disposed at intervals in the left-right direction, so that the two second electromagnetic locking blocks can be moved in the left-right direction, the magnetic poles of the two second electromagnetic locking blocks are identical, when the second locking block 32 is energized, the two second electromagnetic locking blocks can generate a mutually repulsive force, and the two second electromagnetic locking blocks are in locking fit with the locking hole 21 toward one of the stop grooves 31, so that the locking effect on the second stop 20 and the third stop 30 can be realized.

As shown in fig. 3, there are two second stoppers 20, two stopper grooves 31, and two second stoppers 20 and two stopper grooves 31 are in one-to-one correspondence. Specifically, the number of the second stoppers 20 is two, the number of the stopper grooves 31 is two, the two second stoppers 20 and the two stopper grooves 31 are in one-to-one correspondence, and thus, the contact positions of the second stoppers 20 and the second stoppers 20 can be increased, the contact between the second stoppers 20 and the third stoppers 30 can be more stable, thereby, the rigid connection reliability of the vehicle body and the bogie 200 can be improved, and the operation safety of the vehicle can be further improved.

As shown in fig. 3 and 5, the third stopper 30 is provided with a travel switch 33, and the travel switch 33 is electrically connected to the two first electromagnetic lock blocks 41 and the two second electromagnetic lock blocks, respectively, to control the two first electromagnetic lock blocks 41 and the two second electromagnetic lock blocks to be powered on and off. Specifically, the travel switch 33 is electrically connected with the two first electromagnetic locking blocks 41 and the two second electromagnetic locking blocks respectively, so as to control the two first electromagnetic locking blocks 41 and the two second electromagnetic locking blocks to be powered on and off, thus the travel switch 33 can control the first electromagnetic locking blocks 41 and the second electromagnetic locking blocks to run conveniently and reliably, and timeliness and reliability of locking the second stop piece 20 during operation of the vehicle can be met.

Further, when the driving assembly 50 drives the second stopper 20 against the third stopper 30, the second stopper 20 presses the travel switch 33 to energize the two first electromagnetic lock blocks 41 and the two second electromagnetic lock blocks. Specifically, the travel switch 33 is disposed on the third stopper 30, when the driving assembly 50 drives the second stopper 20 to abut against the third stopper 30, the second stopper 20 can press the travel switch 33 simultaneously, so that the travel switch 33 can control the two first electromagnetic locking blocks 41 and the two second electromagnetic locking blocks to be electrified, so as to realize the locking of the locking assembly 40 and the second locking blocks 32 to the second stopper 20 in the up-down direction, further ensure that the second stopper 20 and the third stopper 30 abut reliably, and improve the stability of the rigid connection between the vehicle body and the bogie 200.

As shown in fig. 4, the stopping device 100 of the vehicle further includes a third elastic member 80, and the third elastic member 80 is connected between the two second electromagnetic locking blocks to apply a restoring force to the two second electromagnetic locking blocks that are close to each other. Specifically, the third elastic member 80 is provided between the two second electromagnetic lock blocks, so that the two second electromagnetic lock blocks can be elastically connected, when the second lock block 32 is energized, the two second electromagnetic lock blocks generate a repulsive force to each other, and move in the left-right direction in the opposite direction, at this time, the third elastic member 80 is stretched, and a restoring force to the two second electromagnetic lock blocks to be brought close to each other is applied, when the second lock block 32 is deenergized, the magnetic force of the two second electromagnetic lock blocks is lost, and under the action of the third elastic member 80, the two second electromagnetic lock blocks are quickly brought close to each other and restored to release the lock of the second stopper 20 in the up-down direction, the second stopper 20 and the third stopper 30 are switched from being in contact with each other to be disposed at intervals, so that the rigid connection between the vehicle body and the bogie 200 can be released.

In the embodiment of the present invention, the second stopper 20 has a stopping position and a spacing position, when the second stopper 20 is at the stopping position, the driving assembly 50 drives the second stopper 20 to abut against the third stopper 30, and when the second stopper 20 is at the spacing position, the second stopper 20 and the third stopper 30 are spaced apart, and the lower end of the second stopper 20 is not disposed beyond the lower end of the first stopper 10. Specifically, the first stopper 10 has a stopping position and a spacing position, when the second stopper 20 is at the stopping position, the vehicle body and the bogie 200 are rigidly connected by the abutting of the second stopper 20 and the third stopper 30, the abutting of the second stopper 20 and the third stopper 30 is reliable, and no relative displacement is generated, so that not only the connection reliability between the vehicle body and the bogie 200 can be ensured, but also the vehicle body can be prevented from rolling or shifting on the bogie 200, the connection strength between the vehicle body and the bogie 200 can be enhanced, thereby improving the safety of personnel on the vehicle body when the vehicle works, when the first stopper 10 is at the spacing position, the second stopper 20 and the third stopper 30 are arranged at intervals, at this time, the vehicle body and the bogie 200 are elastically connected by the secondary suspension 300, the vibration generated between the vehicle body and the bogie 200 can be buffered, and the running stability of the vehicle body on the bogie 200 and the riding comfort of personnel in the vehicle body can be ensured.

In the embodiment of the present invention, the driving assembly 50 includes a driving member and a transmission gear, the driving member is in transmission connection with the transmission gear, the transmission gear is located at one side of the second stopper 20, a rack portion extending up and down is provided on the second stopper 20, and the transmission gear is engaged with the rack portion so that the transmission gear drives the second stopper 20 to move up and down. Specifically, the driving assembly 50 further includes a driving member and a transmission gear, the driving member can provide power for the driving assembly 50 to drive the second stop member 20 to move up and down in the first stop member 10, the transmission gear can stably transmit the output power of the driving member to the second stop member 20, and the second stop member 20 is provided with a rack portion extending up and down, so that when the rack portion is meshed with the transmission gear in a transmission manner, the second stop member 20 can be moved down along with the rotation of the transmission gear, and after the locking effect of the locking assembly 40 and the second locking block 32 on the second stop member 20 disappears, the process of upwardly resetting the second stop member 20 can be ensured to be smooth and stable, thereby improving the operation stability and reliability of the locking assembly 40.

As shown in connection with fig. 6, the underside of the first stopper 10 is provided with a flexible buffer layer 11. Specifically, the flexible buffer layer 11 is disposed on the lower side of the first stopper 10, and the flexible buffer layer 11 has the functions of shock absorption and buffering, so that collision between the third stopper 30 and the first stopper 10 can be absorbed and buffered, damage to the third stopper 30 and the first stopper 10 in the collision process can be prevented, and stability of the vehicle and riding comfort of personnel in the vehicle body can be improved.

As shown in fig. 1, 3 and 6, the stopping device 100 of the vehicle further includes a fourth stopper 90, where the fourth stopper 90 is disposed on the first stopper 10, and the lower end of the fourth stopper 90 is penetrated through the third stopper 30, and the lower end of the fourth stopper 90 is provided with a stopper portion 91, and the stopper portion 91 and the third stopper 30 are adapted to be in up-down stop fit. Specifically, the fourth stopper 90 is disposed in the stopping device 100 of the vehicle, the fourth stopper 90 is disposed on the first stopper 10, so that the structural position of the fourth stopper 90 in the stopping device 100 of the vehicle can be ensured to be stable and reliable, the lower end of the fourth stopper 90 is threaded through the third stopper 30, and thus the secondary suspension 300 can be prevented from being overcharged or damaged due to excessive stretching of the secondary suspension 300 during the crane process, the lower end of the fourth stopper 90 is provided with the stopper portion 91, the stopper portion 91 and the third stopper 30 are suitable for stopper cooperation, and the reliability of the stopping action of the fourth stopper 90 on the third stopper 30 can be ensured.

As shown in fig. 3, the third stopper 30 is provided with a guide hole 34, the fourth stopper 90 is inserted through the guide hole 34, the diameter of the guide hole 34 is larger than the diameter of the fourth stopper 90, and the diameter of the stopper 91 is larger than the diameter of the guide hole 34. Specifically, the third stopper 30 is provided with the guide hole 34, so that the fourth stopper 90 can conveniently penetrate through the guide hole 34, the installation convenience of the stopper device 100 of the vehicle can be improved, the diameter of the guide hole 34 is larger than the diameter of the fourth stopper 90, so that the fourth stopper 90 can be ensured to slide up and down in the third stopper 30 more smoothly, the diameter of the stopper portion 91 is larger than the diameter of the guide hole 34, and the reliability of the stopping effect of the fourth stopper 90 on the third stopper 30 can be ensured.

In the embodiment of the invention, the vehicle comprises a vehicle body, a bogie 200 and a stopping device 100 of the vehicle, the bogie 200 is arranged below the vehicle body and is elastically connected with the vehicle body, the elastic connection between the vehicle body and the bogie 200 comprises, but is not limited to, a secondary suspension 300, the secondary suspension 300 can reduce vibration generated by impact of the vehicle body and the bogie 200, the reliability of the vehicle when carrying equipment and the stability of the vehicle when running are improved, the weight of the vehicle body can be uniformly distributed on the bogie 200 through the elastic connection between the vehicle body and the bogie 200, when the vehicle passes through a curved path, the secondary suspension 300 can generate relative displacement between the vehicle body and the bogie 200, the vehicle body can smoothly pass through the curved path, after the vehicle passes through the curved path, the secondary suspension 300 can recover the position of the vehicle body and the bogie 200, so that the vehicle reaches a balanced state, and the elastic connection between the vehicle body and the bogie 200 can enable the vehicle to run more stably and smoothly when the vehicle runs normally.

Further, the first stop member 10 is disposed on the vehicle body, the third stop member 30 is disposed on the bogie 200, so that the first stop member 10 and the third stop member 30 can be controlled to be in butt fit, the vehicle body and the bogie 200 are converted into rigid connection from elastic connection, when the vehicle needs to operate, the stability of the connection between the vehicle body and the bogie 200 can be ensured, the vehicle body can be prevented from rolling or shifting on the bogie 200, the connection strength between the vehicle body and the bogie 200 can be enhanced, and therefore the safety of personnel on the vehicle body can be improved when the vehicle operates.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.

Claims (16)

1. A stop device for a vehicle, comprising:

A first stopper (10), the first stopper (10) being for being provided on a vehicle body;

A second stopper (20), wherein the second stopper (20) is provided to the first stopper (10) so as to be movable up and down;

A third stopper (30), wherein the third stopper (30) is arranged below the first stopper (10) and the second stopper (20) at intervals, and the third stopper (30) is used for being arranged on a bogie (200);

-a locking assembly (40), the locking assembly (40) being movably arranged to the first stop (10);

the driving assembly (50) is suitable for driving the second stop piece (20) to move downwards and prop against the third stop piece (30), and when the second stop piece (20) and the third stop piece (30) prop against each other up and down, the locking assembly (40) moves towards the second stop piece (20) and locks the second stop piece (20) so as to prevent the second stop piece (20) from moving upwards.

2. The stopping device of a vehicle according to claim 1, wherein the driving assembly (50) includes a first electromagnet (51) and a second electromagnet (52), the first electromagnet (51) is disposed at a lower end of the second stopping member (20), the second electromagnet (52) is disposed at an upper end of the third stopping member (30) and is opposite to the first electromagnet (51) in a vertical direction, and magnetic poles of the first electromagnet (51) and the second electromagnet (52) are different when the electric power is supplied.

3. The stop device of a vehicle according to claim 2, further comprising a first elastic member (60), the first elastic member (60) being connected between an upper end of the second stop member (20) and the first stop member (10) to apply an upward restoring force to the second stop member (20).

4. The stopping device of a vehicle according to claim 1, wherein the locking assembly (40) is located at one side of the second stopper (20) in the left-right direction and includes two first electromagnetic locking blocks (41), the two first electromagnetic locking blocks (41) are disposed at intervals in the left-right direction and have the same magnetic poles, and the two first electromagnetic locking blocks (41) move reversely when energized, so that one of the first electromagnetic locking blocks (41) moves toward the second stopper (20) and downward abuts against the upper end of the second stopper (20) to be locked.

5. The stop device of a vehicle according to claim 4, further comprising a second elastic member (70), said second elastic member (70) being connected between two of said first electromagnetic lock blocks (41) to apply a return force to the two of said first electromagnetic lock blocks (41) close to each other.

6. The stopping device of a vehicle according to claim 4, wherein the number of the second stopping members (20) is two, the two first electromagnetic locking blocks (41) are arranged between the two second stopping members (20), and the two first electromagnetic locking blocks (41) are in one-to-one correspondence with the two second stopping members (20).

7. The stopping device of a vehicle according to claim 4, characterized in that the third stopping member (30) is provided with a stopping groove (31), the driving assembly (50) is adapted to drive the second stopping member (20) to extend into the stopping groove (31), one side of the second stopping member (20) is provided with a locking hole (21), a second locking block (32) is arranged in the third stopping member (30), and when the second stopping member (20) extends into the stopping groove (31), the second locking block (32) is adapted to extend from one side wall of the stopping groove (31) in the left-right direction so as to be in locking fit with the locking hole (21).

8. The stop device of a vehicle according to claim 7, wherein the second locking blocks (32) are second electromagnetic locking blocks, two of the second electromagnetic locking blocks are arranged at intervals in the left-right direction, the magnetic poles of the two second electromagnetic locking blocks are identical to move reversely when being electrified, and the two second electromagnetic locking blocks face one of the stop grooves (31) and are suitable for locking fit with the locking holes (21).

9. The stopping device of a vehicle according to claim 8, wherein a travel switch (33) is provided on the third stopper (30), the travel switch (33) is electrically connected with the two first electromagnetic lock blocks (41) and the two second electromagnetic lock blocks, respectively, to control the two first electromagnetic lock blocks (41) and the two second electromagnetic lock blocks to be turned on and off, and when the driving assembly (50) drives the second stopper (20) to abut against the third stopper (30), the second stopper (20) presses the travel switch (33) to energize the two first electromagnetic lock blocks (41) and the two second electromagnetic lock blocks.

10. The vehicle stop device according to claim 8, further comprising a third elastic member (80), the third elastic member (80) being connected between the two second electromagnetic lock blocks to apply a return force to the two second electromagnetic lock blocks that are close to each other.

11. The stop device of a vehicle according to claim 1, characterized in that the second stop (20) has a stop position and a spacing position, the drive assembly (50) driving the second stop (20) against the third stop (30) when the second stop (20) is in the stop position, the second stop (20) and the third stop (30) being spaced apart when the second stop (20) is in the spacing position, the lower end of the second stop (20) being arranged not beyond the lower end of the first stop (10).

12. The stopping device of a vehicle according to claim 1, characterized in that the driving assembly (50) comprises a driving member and a transmission gear, the driving member is in transmission connection with the transmission gear, the transmission gear is located at one side of the second stopping member (20), a rack portion extending up and down is arranged on the second stopping member (20), and the transmission gear is meshed with the rack portion, so that the transmission gear drives the second stopping member (20) to move up and down.

13. The stop device of a vehicle according to claim 1, characterized in that the first stop (10) is provided on its underside with a flexible buffer layer (11).

14. The stopping device of a vehicle according to claim 1, further comprising a fourth stopping member (90), wherein the fourth stopping member (90) is provided to the first stopping member (10) and the third stopping member (30) is provided to pass through the lower end, the lower end of the fourth stopping member (90) is provided with a stopping portion (91), and the stopping portion (91) and the third stopping member (30) are adapted to be in up-down stopping fit.

15. The stopping device of a vehicle according to claim 14, characterized in that the third stopping element (30) is provided with a guiding hole (34), the fourth stopping element (90) is provided with the guiding hole (34) in a penetrating way, the diameter of the guiding hole (34) is larger than the diameter of the fourth stopping element (90), and the diameter of the stopping part (91) is larger than the diameter of the guiding hole (34).

16. A vehicle, characterized by comprising:

A vehicle body;

a bogie (200), wherein the bogie (200) is arranged below the vehicle body and is elastically connected with the vehicle body;

the stop device (100) of a vehicle of any one of claims 1-15, the first stop (10) being provided to the vehicle body and the third stop (30) being provided to the bogie (200).