CN217455553U - Automatic unhooking device and vehicle - Google Patents
Automatic unhooking device and vehicle Download PDFInfo
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- CN217455553U CN217455553U CN202221126405.6U CN202221126405U CN217455553U CN 217455553 U CN217455553 U CN 217455553U CN 202221126405 U CN202221126405 U CN 202221126405U CN 217455553 U CN217455553 U CN 217455553U
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Abstract
The disclosure relates to the technical field of vehicles, in particular to an automatic unhooking device and a vehicle. The automatic unhooking device comprises a traction assembly, wherein the traction assembly comprises an upper baffle, a lower baffle and a supporting plate, and a traction hole and a through groove are formed in the lower baffle; the control assembly, control assembly include touch piece and travel switch, and travel switch sets up the lower surface of baffle under, and the touch piece is including touching a body and extension, touching a body and backup pad elastic connection, and the extension extends to and sets up with travel switch relatively through the cell. In the device that this disclosure provided, through touching piece and backup pad elastic connection, when touching the piece body to the direction that is close to the backup pad, the extension moves to travel switch, leads to the groove and has played the guide effect to touching the piece, guarantees that the extension can trigger travel switch, has improved the stability that touching the piece triggered travel switch to realized the automatic couple function of this device steadily, improved the stability and the reliability that this device used.
Description
Technical Field
The disclosure relates to the technical field of vehicles, in particular to an automatic unhooking device and a vehicle.
Background
Currently, a tractor unhooking device comprises a traction assembly and a control assembly. When the trailer is matched with the traction assembly, the mop of the trailer moves towards the direction of the support plate; the control assembly comprises a travel switch and a detection part, the travel switch is located below the traction assembly, one end of the detection part is connected with the forming switch, one end of the detection part penetrates through one side of the supporting plate, a groove used for containing the detection part is formed in the supporting plate, and the travel switch is triggered when the detection part is impacted into the groove by the mop.
However, when the mop of trailer strikes the detection part, the detection part easily takes place the skew and leads to unable entering recess, can not trigger travel switch and produce the mop of trailer and already be located the signal of predetermineeing the position, leads to the function that can't realize automatic couple.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the present disclosure provides an automatic unhooking device and a vehicle.
The present disclosure provides an automatic unhooking device, including:
the traction assembly comprises an upper baffle, a lower baffle and a support plate arranged between the upper baffle and the lower baffle, and the lower baffle is provided with a traction hole and a through groove positioned between the traction hole and the support plate;
the control assembly, the control assembly includes touch piece and travel switch, travel switch sets up the lower surface of baffle down, the touch piece is including touching a body and extension, touch a body with backup pad elastic connection, the extension warp lead to the groove extend to the protrusion in the lower surface of baffle down, and with travel switch sets up relatively.
Optionally, an elastic component is arranged between the touch block body and the supporting plate, a blind hole is formed in the supporting plate, at least part of the elastic component is located in the blind hole, the end of the elastic component is abutted against the bottom of the blind hole, and the other end of the elastic component is abutted against the touch block body.
Optionally, the control assembly further comprises a back plate, the back plate is arranged on one side of the supporting plate, which is away from the touch block, a sliding pin is arranged on one side of the back plate, and the sliding pin penetrates through the supporting plate and is connected with the touch block.
Optionally, the control assembly further includes a back plate, the back plate is disposed on a side of the support plate away from the touch block, and a sliding pin is disposed on one side of the back plate;
the supporting plate is provided with a through hole, the through hole and the blind hole are coaxially arranged, and the diameter of the through hole is smaller than that of the blind hole;
the sliding pin sequentially penetrates through the through hole and the blind hole to be connected with the touch block body, and the elastic component is sleeved outside the sliding pin.
Optionally, the backup pad is provided with towards one side of touching the piece body and is used for holding touch the piece body dodge the groove, the degree of depth of dodging the groove is greater than or equal to the thickness of touching the piece body.
Optionally, the touch block further comprises a bending portion disposed at an edge of the touch block body, a slot is disposed on the support plate, and the bending portion is in insertion fit with the through slot, wherein a depth of the slot is greater than or equal to a thickness of the bending portion.
Optionally, a drive assembly, a tow pin, a connecting rod and a guide assembly;
the traction pin is connected with the driving component, and the driving component drives the traction pin to move so as to drive the traction pin to be in plug fit with the traction hole or remove the plug fit;
the guide assembly is connected with the driving assembly through the connecting rod, and the driving assembly drives the guide assembly to move and is used for driving the guide assembly to move towards the direction far away from or close to the traction assembly.
Optionally, the drive assembly comprises a first drive member coupled to the kingpin and a second drive member coupled to the connecting rod.
Optionally, the driving assembly includes a third driving component, a first push rod mechanism and a second push rod mechanism, and the first push rod mechanism and the second push rod mechanism are arranged side by side; the output end of the third driving part is provided with a driving gear, the input end of the first push rod mechanism is provided with a first driven gear, and the input end of the second push rod mechanism is provided with a second driven gear;
the driving gear is meshed with the first driven gear, and the first driven gear is meshed with the second driven gear; one of the first push rod mechanism and the second push rod mechanism is connected with the traction pin, the other one of the first push rod mechanism and the second push rod mechanism is connected with the connecting rod, and the guide assembly is driven by the driving assembly to move up and down along the direction opposite to the motion direction of the traction pin.
Optionally, the traction device further comprises a fixed bracket, and the driving assembly and the traction assembly are connected with the fixed bracket.
Optionally, still include drive assembly installing support, drive assembly installing support includes two relative mounting panels that set up, drive assembly is located two between the mounting panel, and with two the mounting panel is connected, two the mounting panel all with fixed bolster is connected.
Optionally, the vehicle further comprises a lifting device connected with the vehicle body, and the fixed support is connected with the lifting device and used for enabling the fixed support to move relative to the vehicle body.
The present disclosure also provides a vehicle comprising the above automatic unhooking device.
In the automatic unhooking device that this disclosure provided, when the trailer cooperatees with the traction assembly, the tip and the touching piece body butt of the mop of trailer to will touch the piece body and promote to the backup pad. After the extension part of the touch block is positioned in the induction range of the travel switch, the travel switch is in a closed state to generate an induction signal; when the extension part is positioned outside the induction range of the travel switch, the travel switch is in a disconnected state, and the travel switch does not generate an induction signal. In the mop and the traction assembly assembling process of the trailer, the distance between the end part of the mop and the support plate is gradually reduced, so that the mop of the trailer is in contact with the touch block body, the touch block body moves towards the direction close to the support plate due to the elastic connection of the touch block body and the support plate, and the extension part moves along with the touch block body. When touching the piece and moving to extreme position, touching the piece stop motion, the mop of trailer is located preset position, can remain stable butt between mop and the touching piece body. Because travel switch sets up the below of baffle under and the extension sets up relatively, touching the piece body and to the backup pad motion in-process, the extension moves to the direction that is close to travel switch, and when touching the piece stop motion, the extension triggers travel switch, and travel switch closes and produces inductive signal. When the mop of the trailer is separated from the traction assembly, the touch block moves away from the supporting plate under the elastic force until the initial state is recovered.
Through with touching piece and backup pad elastic connection, the mop of trailer will touch a piece body and promote the in-process to the direction that is close to the backup pad, the extension is to the direction motion that is close to travel switch, because the extension extends to the below of baffle down through leading to the groove, lead to the groove and not only restricted the stroke of touching piece, the guide effect has been played to the motion of touching piece simultaneously, avoid touching the piece and take place crooked, guarantee that the extension can trigger travel switch, thereby touch piece trigger travel switch's stability has been improved, thereby the automatic couple function of this device has been realized steadily, the stability and the reliability of this device use have effectively been improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a vehicle according to an embodiment of the present disclosure;
FIG. 2 is a schematic left rear side view of a vehicle according to an embodiment of the present disclosure;
FIG. 3 is a rear right side schematic view of a vehicle according to an embodiment of the present disclosure;
FIG. 4 is a schematic diagram illustrating an open state of a compartment door of a battery compartment according to an embodiment of the disclosure;
FIG. 5 is an enlarged partial view of a battery compartment according to an embodiment of the disclosure;
FIG. 6 is a schematic diagram of a battery disposed in a battery compartment according to an embodiment of the disclosure;
FIG. 7 is an enlarged view of a portion of a battery compartment of an embodiment of the present disclosure;
FIG. 8 is a schematic diagram of a battery compartment harness insertion and extraction opening according to an embodiment of the disclosure;
FIG. 9 is a partially enlarged view of a wire harness insertion and extraction opening of a battery compartment according to an embodiment of the disclosure;
FIG. 10 is a schematic view of a U-shaped handle disposed within a battery compartment according to an embodiment of the disclosure;
FIG. 11 is a schematic view of a position limiting member disposed within a battery compartment according to an embodiment of the disclosure;
FIG. 12 is a schematic structural view of a first position limiting member according to an embodiment of the disclosure;
FIG. 13 is a schematic structural view of a second stop feature according to an embodiment of the present disclosure;
fig. 14 is a schematic view of an internal structure of a battery compartment according to an embodiment of the disclosure;
FIG. 15 is a top view of a vehicle according to an embodiment of the present disclosure;
FIG. 16 is a schematic view of a first configuration of a boundary lamp assembly according to an embodiment of the disclosure;
FIG. 17 is a schematic view of a second configuration of a boundary lamp assembly according to an embodiment of the disclosure;
FIG. 18 is a side view of a second construction of a boundary lamp assembly according to an embodiment of the present disclosure;
FIG. 19 is a schematic view of a rearview mirror assembly according to an embodiment of the present disclosure;
fig. 20 is a schematic view of a first configuration of a unhooking apparatus according to an embodiment of the present disclosure;
fig. 21 is an exploded view of a first configuration of a unhooking apparatus according to an embodiment of the present disclosure;
FIG. 22 is an isometric view of a first configuration of a unhooking apparatus according to an embodiment of the present disclosure;
FIG. 23 is a schematic illustration of an assembly of the tow assembly and the control assembly according to an embodiment of the disclosure;
FIG. 24 is a cross-sectional view of an assembled configuration of a tow assembly and a control assembly according to an embodiment of the present disclosure;
fig. 25 is a schematic structural view illustrating the bent portion and the supporting plate being inserted into each other according to the embodiment of the disclosure;
fig. 26 is a schematic view of a second configuration of a unhooking device according to an embodiment of the disclosure;
fig. 27 is a schematic view of a driving assembly in a second configuration of the unhooking device according to the embodiment of the present disclosure;
FIG. 28 is a schematic view of a second configuration of an unhooking apparatus according to an embodiment of the present disclosure;
fig. 29 is a schematic view of a third configuration of a unhooking device according to an embodiment of the present disclosure.
100, a vehicle body; 101. a first outer side; 102. a second outer side; 10. a cockpit; 20. a first support column; 30. a second support column; 40. a vehicle door; 50. a vehicle body underframe; 51. a domain controller housing bay; 52. a domain controller load port; 53. a cover plate; 60. a battery compartment; 61. a battery loading/unloading port; 62. a wire harness plugging port; 63. a first limit member; 631. a U-shaped handle; 632. a baffle plate; 633. a plate body; 634. a first abutting member; 635. a first adjustment member; 64. an inner bottom surface; 65. a roller; 66. a second limiting component; 661. a support; 662. a second abutting member; 663. a second adjustment member; 664. a limiting block; 67. a slot; 68. a cabin door; 70. a vehicle launch control assembly; 71. a start button; 72. a card reader; 80. a manual control button; 90. a turn signal light;
200. a collision sensor; 300. a boundary lamp assembly; 301. a support; 302. a border lamp body; 303. a power assembly; 303a, a gear component; 303b, an arc-shaped rack; 303c, a drive member; 303d, mounting positions; 303e, a guide groove; 304. a connecting member; 305. a guide member; 400. a rearview mirror assembly; 401. a rotating arm; 402. a rearview mirror body; 500. a detection section; 600. a positioning member;
700. an automatic unhooking device; 701. a traction assembly; 701a, an upper baffle plate; 701b, a lower baffle; 701c, a support plate; 701d, drawing holes; 701e, a through groove; 701f, avoiding grooves; 701g, blind holes; 701h, through holes; 701j, a slot; 702. a control component; 702a, a touch block; 702b, a touch block body; 702c, an extension; 702d, a bending part; 702e, a travel switch; 702f, a back plate; 702g, a slide pin; 702h, an elastic member; 703. a drive assembly; 703a, a first driving part; 703b, a second driving member; 703c, a third driving member; 703d, a first push rod mechanism; 703e, a second push rod mechanism; 703f, a driving gear; 703g, a first driven gear; 703h, a second driven gear; 704. a tow pin; 705. a guide assembly; 706. a connecting rod; 707. fixing a bracket; 708. a drive assembly mounting bracket; 709. a lifting device; 710. a housing; 711. mounting a bracket;
800. a battery; A. a first region; B. a second region.
Detailed Description
In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.
With reference to fig. 1 to 3, the present disclosure provides a vehicle, including a vehicle body 100, where the vehicle body 100 includes a cockpit 10, and a first support column 20 and a second support column 30 sequentially arranged from a vehicle head to a vehicle tail direction, a vehicle door 40 for closing the cockpit 10 is arranged between the first support column 20 and the second support column 30, and the vehicle door 40 is hinged to the second support column 30.
In the vehicle that this disclosed embodiment provided, including cockpit 10 and by the first support column 20 and the second support column 30 that directional rear of a vehicle of locomotive set gradually, be provided with door 40 between first support column 20 and the second support column 30 for seal cockpit 10, effectively play dustproof and waterproof's effect, play the guard action to parts such as controlling means, seat in the cockpit 10. Wherein, one side of door 40 is articulated with second support column 30, and when opening door 40 promptly, door 40 is rotated to the rear of a vehicle direction by the locomotive direction and is opened, and when personnel in cockpit 10 got off the bus or personnel got on the bus, door 40 can block the syntropy that goes towards personnel and come, effectively avoids the personnel that are located door 40 next door and syntropy to take place direct collision, has effectively improved the security that personnel got on and off the bus.
The equidirectional vehicle refers to a vehicle which runs from the tail direction to the head direction of the vehicle, namely, the equidirectional vehicle is the same as the running direction of the vehicle.
As shown in fig. 1, in some embodiments, a collision sensor 200 is provided at a front side of the vehicle body 100, and the collision sensor 200 has an arc structure.
The collision sensor 200 of the arc-shaped structure extends along the width direction of the vehicle body, and the two ends of the arc-shaped structure are close to the edge of the vehicle head, so that the detection range of the collision sensor 200 is enlarged, and an object in the vehicle body front position in the vehicle running path can be accurately detected.
And, the structure through with collision sensor 200 sets up to the arc structure, and the arc structure is protruding to keeping away from the locomotive direction. During the forward movement of the vehicle, a light object in the vehicle traveling path collides with the collision sensor 200 and is continuously pushed forward by the collision sensor 200. Since the collision sensor 200 has an arc-shaped structure, when a light object is pushed, the collision sensor 200 of the arc-shaped structure applies a force to the object in a direction away from the vehicle body, so that the object gradually moves away from the center of the vehicle body and finally moves away from the traveling path of the vehicle. That is, the arc-shaped structure of the collision sensor 200 can play a role of cleaning a light-weight barrier.
Specifically, a cushion gap is provided between the collision sensor 200 and the vehicle body 100.
Through setting up the buffering clearance between collision sensor 200 and automobile body 100, when collision sensor 200 bumps with the object in front of the vehicle, owing to be provided with the buffering clearance between collision sensor 200 and the automobile body 100, reduced the direct probability that takes place to touch of object and automobile body 100, effectively reduced automobile body 100 and touched the probability that takes place to damage, played the guard action to the vehicle.
In some embodiments, the body 100 includes a body underframe 50 located below the cockpit 10, the body underframe 50 being for connection with a chassis.
As shown in fig. 1 to 14, in the present embodiment, the vehicle body underframe 50 supports the cabin 10 by providing the vehicle body underframe 50 below the cabin 10. Further, a battery compartment 60 for accommodating the battery 800 and a domain controller accommodating compartment 51 for accommodating components such as a domain controller may be provided in the vehicle body underframe 50.
Specifically, the battery loading/unloading port 61 of the battery compartment 60 is opened in the vehicle body underframe 50 and is provided on the same side as the door 40.
By arranging the battery loading and unloading port 61 on the outer surface of the vehicle body on the same side as the vehicle door 40, the battery can be directly replaced without opening the internal structure of the vehicle, and the convenience of battery replacement is improved.
The battery compartment 60 further includes a harness insertion/removal opening 62, and the harness insertion/removal opening 62 is provided on the outer surface of the vehicle body underframe 50 so as to face the battery mounting/dismounting opening 61.
The wiring harness plugging port 62 is formed in the other side of the vehicle body, plugging operation between a wiring harness of the vehicle and the battery 800 can be achieved through the wiring harness plugging port 62, electric connection between the battery 800 and parts in the vehicle can be achieved, and convenience in battery installation is effectively improved.
That is, the vehicle body 100 includes a first outer side surface 101 and a second outer side surface 102 that are oppositely disposed. The battery compartment 60 is provided in the vehicle body 100, and the battery compartment 60 includes a battery attachment/detachment opening 61 and a wire harness insertion/detachment opening 62, the battery attachment/detachment opening 61 being provided on the first outer side surface 101, and the wire harness insertion/detachment opening 62 being provided on the second outer side surface 102.
The vehicle body 100 includes a first outer side 101 and a second outer side 102 which are oppositely arranged, the battery compartment 60 is arranged in the vehicle body 100, the battery loading/unloading opening 61 of the battery compartment 60 is arranged on the first outer side 101, and the wiring harness insertion/extraction opening 62 is arranged on the second outer side 102. When replacing the battery, the battery can be attached and detached only through the battery attaching and detaching port 61 provided on the first outer side surface 101 of the vehicle body. Before the battery is replaced, the wiring harness inserted on the battery is pulled out through the wiring harness inserting and extracting opening 62, and after the battery is replaced, the wiring harness is connected with the battery through the wiring harness inserting and extracting opening 62, so that the electric connection between the battery and a vehicle is realized.
Through set up battery loading and unloading mouth 61 and pencil plug mouth 62 in the automobile body outside, can directly realize the change of battery through setting up battery loading and unloading mouth 61 at the first lateral surface 101 of automobile body, avoid relying on mechanical equipment completely to trade the electricity, reduced and trade the electricity cost, also avoid opening cockpit 10 wholly simultaneously, simplified and traded the electricity process, improved and trade electric efficiency. Moreover, the energy supplementing time can be effectively shortened by directly replacing the battery, and the vehicle operation efficiency is improved.
In some embodiments, a first stop member 63 is disposed within the battery compartment 60 at a location proximate to the battery access opening 61, the first stop member 63 being removable from an inner bottom surface 64 of the battery compartment 60.
Before the battery compartment 60 is loaded into the battery compartment 60, the first stopper 63 is removed, and the battery is loaded into the battery compartment 60. After the battery is loaded to the preset position, the first limiting part 63 is connected with the battery cabin 60 to limit the battery, so that the battery is prevented from shaking in the battery cabin 60 and colliding with the inner wall of the battery cabin 60 to cause the battery to be damaged to generate safety accidents, and the stability and the safety of the battery in the battery cabin 60 are improved.
The first limiting part 63 can be detached from the inner bottom surface 64 of the battery compartment 60, and the first limiting part 63 can be disposed on the inner side surface of the battery compartment 60 and detachably connected to the inner side surface of the battery compartment 60, so that the battery can be limited in the battery assembling and disassembling direction.
Specifically, the first stopper 63 may be disposed on an inner bottom surface 64 of the battery compartment 60 to mate with the inner bottom surface 64 of the battery compartment 60. That is, when the first stopper member 63 is connected to the inner bottom surface 64 of the battery compartment 60, a part of the first stopper member 63 is directly inserted into the inner bottom surface 64 of the battery compartment 60, and the remaining part of the first stopper member 63 protrudes from the inner bottom surface 64 of the battery compartment 60 to abut against the battery, thereby realizing a stopper action for the battery.
As shown in fig. 10, in particular, the first limiting member 63 may be configured to include a U-shaped handle 631, and both ends of the U-shaped handle 631 are respectively inserted into the inner bottom surface 64 of the battery compartment 60.
That is, two insertion holes are provided on the inner bottom surface 64 of the battery compartment 60 for insertion-fitting with both ends of the U-shaped handle 631. The U-shaped handle 631 can be kept in inserted fit with the inner bottom surface 64 of the battery compartment 60 by depending on the action of gravity, when the U-shaped handle 631 is taken down, the U-shaped handle 631 can be separated from the inner bottom surface 64 of the battery compartment 60 only by moving the U-shaped handle 631 in the direction away from the inner bottom surface 64, when the U-shaped handle 631 is installed, the U-shaped handle 631 is directly inserted into the insertion hole, in order to limit the U-shaped handle 631, a limiting part can be arranged on the U-shaped handle 631, the U-shaped handle 631 moves in the insertion hole under the action of gravity until the limiting part abuts against the inner bottom surface 64 of the battery compartment 60, and the U-shaped handle 631 is inserted in place, so that the assembly and disassembly efficiency of the U-shaped handle 631 is ensured.
Or, after the U-shaped handle 631 is inserted into the insertion hole of the inner bottom surface 64, the nut is connected to the end of the U-shaped handle 631 at one side of the outer bottom surface of the battery compartment 60, and the nut can abut against the outer bottom surface of the battery compartment 60 to limit the U-shaped handle 631, thereby ensuring the connection stability of the U-shaped handle 631 and the battery compartment 60.
Specifically, the U-shaped handle 631 is provided with a stopper 632, and the stopper 632 is adapted to abut against the inner bottom surface 64 of the battery compartment 60.
The baffle 632 is arranged on the U-shaped handle 631, and the baffle 632 can play the role of the limiting part, so that when the U-shaped handle 631 is inserted in place with the inner bottom surface 64 of the battery compartment 60, the baffle 632 is abutted against the inner bottom surface 64 to limit the U-shaped handle 631.
In addition, by providing the baffle 632, the baffle 632 can abut against the battery, so that the contact area between the first stopper 63 and the battery is increased, and the battery is protected.
As shown in fig. 11 and 12, in some embodiments, the first limiting member 63 may further include a plate body 633, and the plate body 633 is inserted into the inner bottom surface 64.
Specifically, the bottom surface 64 is provided with a plugging groove in the battery compartment 60, the thickness of the part of the plate body 633 inserted into the plugging groove in the first limiting component 63 is smaller than the thickness of the rest of the plate body 633, and when the plate body 633 is plugged into the plugging groove in place, the end part of the part with the larger thickness can abut against the inner bottom surface 64, so that the limitation on the plate body 633 is realized.
The first limiting member 63 further includes a first abutting member 634 and a first adjusting member 635, the first abutting member 634 is disposed at one end of the first adjusting member 635 and is used for abutting against the battery, and the first adjusting member 635 is screwed with the plate body 633.
The first abutting member 634 is disposed on one side of the plate 633, the first adjusting member 635 includes a screw and a rotating handle, the rotating handle is disposed on the other side of the plate 633, the screw passes through the plate 633 and is in threaded connection with the plate 633, one end of the screw is connected to the first abutting member 634, and the other end of the screw is connected to the rotating handle. After the battery is installed, the plate body 633 is inserted into the inner bottom surface 64 of the battery compartment 60, and then the rotating handle is rotated to adjust the position of the first abutting part 634, so that the first abutting part 634 abuts against the battery, and the battery is limited.
Specifically, the portion of the first stopper 63 that abuts against the battery is made of a flexible material, such as rubber, so as to protect the battery.
In some embodiments, a plurality of rollers 65 are disposed on the inner bottom surface 64 of the battery compartment 60, and the plurality of rollers 65 are sequentially arranged along the battery loading and unloading direction, so as to ensure that the rollers 65 can rotate along the battery moving direction during the battery loading and unloading process, thereby saving the external force required for loading and unloading the battery.
By arranging the plurality of rollers 65 on the inner bottom surface 64 of the battery compartment 60, the friction force between the battery and the battery compartment 60 is effectively reduced in the battery loading and unloading process, so that the battery loading and unloading are time-saving and labor-saving, and the efficiency is high.
Wherein at least the rollers 65 located in the first area a of the inner bottom surface 64 of the battery compartment 60 are staggered.
As shown in fig. 5, the first area a is a middle portion of the bottom surface 64 in the battery compartment 60. By staggering the plurality of rollers 65, the number of rollers 65 can be reduced while ensuring stable movement of the battery on the rollers 65, thereby reducing the manufacturing cost of the battery compartment 60.
Specifically, at least the rollers 65 located at the second region B of the inner bottom surface 64 of the battery compartment 60 are arranged side by side in the direction perpendicular to the battery loading and unloading direction.
The second region B refers to an end region of the inner bottom surface 64 of the battery compartment 60 close to the battery attachment/detachment port 61 and an end region of the inner bottom surface 64 far from the battery attachment/detachment port 61. Firstly, set up roller 65 that arranges side by side in the tip region that is close to battery loading and unloading mouth 61, can play the guide effect when the battery is packed into, be convenient for push the battery to the battery cabin 60 inside, simultaneously, at the battery dismantlement in-process, the tail end of battery is arranged in this second region B and makes, and the roller 65 that sets up side by side can play good supporting role to the tail end of battery, avoids the tail end of partial battery to break away from with roller 65, takes place the slope, has guaranteed the convenience of battery dismantlement.
In addition, the rollers 65 which are arranged in parallel are arranged in the end area far away from the battery loading and unloading port 61, the rollers 65 can play a role in guiding the tail end of the battery to move into the second area B, and when the battery moves to the preset position, the rollers 65 in the second area B can play a role in supporting the tail end of the battery, so that the battery is prevented from being in direct contact with the inner bottom surface 64, and the battery is prevented from being inclined.
The rear end of the battery refers to an end of the battery away from the battery loading/unloading port 61 when the battery is loaded to a predetermined position in the battery compartment 60.
In some embodiments, a second stop member 66 is disposed on the inner side wall of the battery compartment 60, and the second stop member 66 protrudes from the inner side wall of the battery compartment 60.
That is, the second limiting part 66 is arranged on the inner side wall of the battery compartment 60, so that the limiting effect on the side wall of the battery is achieved, and the stability of the battery in the battery compartment 60 is further ensured.
Specifically, the second stopper member 66 includes a first sub-stopper member including a bracket 661, a second abutment member 662, and a second adjustment member 663, the bracket 661 being connected to the inner sidewall of the battery compartment 60, the second adjustment member 663 being screw-connected to the bracket 661, the second abutment member 662 being provided at an end portion of the second adjustment member 663 for abutment with the battery.
The support 661 among the above-mentioned first sub-stop member is connected with battery compartment 60 medial surface, and second butt part 662 sets up in the one side of support 661 towards the battery, and second regulating part 663 includes screw rod and twist grip, and the twist grip sets up the opposite side at support 661, screw rod and support 661 threaded connection, and the one end and the second butt part 662 of screw rod are connected, and the other end is connected with the twist grip, through rotatory twist grip, the position of adjustable second butt portion, control second butt portion and battery butt or break away from. Adjust second butt part 662 and battery butt through second regulating part 663, realized the limiting displacement to the battery, prevent effectively that the battery from producing in battery compartment 60 and rocking.
Specifically, the second limiting component 66 further includes a second sub-limiting component, the second sub-limiting component includes a limiting block 664, a slot is provided on the inner side wall of the battery compartment 60, and the limiting block 664 is in insertion fit with the slot 67.
That is, the first sub-stopper and the second sub-stopper may be oppositely disposed on opposite inner sides of the battery compartment 60. The limiting block 664 of the second sub-limiting component is matched with the slot 67 on the inner side surface of the battery compartment 60 in an inserting manner, so that the connection between the limiting block 664 and the battery compartment 60 is realized. Through setting up stopper 664 to the medial surface of protrusion in battery compartment 60, can realize the butt of stopper 664 and battery, through first sub-stop component and the sub-stop component of second respectively with the side butt of battery, with the battery centre gripping between first sub-stop component and the sub-stop component of second, realized the limiting displacement to the battery, effectively improved the stability of battery installation.
In some embodiments, the battery compartment 60 further includes a compartment door 68, the compartment door 68 being connected with the vehicle body 100;
when the hatch 68 is in the closed state, the outer surface of the hatch 68 is coplanar with the outer surface of the vehicle body 100.
The hatch 68 is used for plugging the battery loading and unloading port 61, and the battery compartment 60 is plugged by the hatch 68, so that the battery compartment 60 and the batteries in the battery compartment 60 can be effectively protected, and the service lives of the battery compartment 60 and the batteries are effectively prolonged.
In addition, the hatch 68 is arranged to be coplanar with the outer surface of the vehicle body 100, so that the arrangement of the battery compartment 60 and the hatch 68 does not increase the volume of the vehicle body, and the occupied space of the vehicle body 100 is ensured to be unchanged.
As shown in fig. 2 to 3, specifically, the domain controller accommodating chamber includes a domain controller attaching and detaching port 52, and the domain controller attaching and detaching port 52 is formed in an outer surface of the vehicle body under frame 50.
Through setting up domain controller loading and unloading mouth 52 at the surface of automobile body chassis 50, be convenient for overhaul, maintain and change the spare part such as the domain controller in the domain controller holds the chamber to the step of overhauing, maintaining and changing of domain controller has been simplified, makes the operation simple more convenient, effectively improves the efficiency to the operation of domain controller.
Specifically, a controller attachment/detachment opening is opened at the rear end of the vehicle body under frame 50.
In this embodiment, the length dimension of the cab 10 is smaller than the length dimension of the vehicle body under frame 50, so that the rear end of the vehicle body under frame 50 is longer than the cab 10, that is, the rear end of the vehicle body under frame 50 includes a rear end side plate vertically disposed and a horizontal top plate disposed parallel to the ground. The domain controller loading/unloading port 52 may be provided on the tail end side plate or on the horizontal top plate.
Specifically, in order to facilitate the operation of the components in the domain controller accommodating cavity by a person, the domain controller loading and unloading port 52 is partially positioned on the horizontal top plate and partially positioned on the tail end side plate, and the two openings are communicated to form an opening.
The domain controller loading and unloading port 52 is arranged to be partially positioned on the horizontal top plate and partially positioned on the tail end side plate, so that the domain controller loading and unloading port 52 with the upward oblique direction is formed, and the convenience of operating parts in the domain controller accommodating cavity by an operator is improved.
Specifically, a cover plate 53 is provided at the domain controller attaching/detaching port 52, and the cover plate 53 is detachably connected to the vehicle body underframe 50. The domain controller accommodating cavity can be protected by arranging the cover plate 53.
In order to facilitate taking and placing of the cover plate 53, a handle is provided on the surface of the cover plate 53.
As shown in fig. 15 to 18, in some embodiments, the boundary light assembly 300 further includes a bracket 301 and a boundary light body 302, the bracket 301 is connected to the vehicle body 100, and the boundary light body 302 is rotatably connected to the bracket 301.
The boundary light assembly 300 may be provided on the top of the vehicle body 100, and the boundary light body 302 may be coupled to the vehicle body 100 through a bracket 301. The boundary light body 302 can project light to the ground, so that a boundary wire frame is formed around the vehicle body 100 on the ground, the warning and reminding effects on surrounding vehicles and pedestrians are achieved, and the driving safety of the vehicles in the environment with insufficient light is improved.
Specifically, at least three sets of boundary lamp assemblies 300 are disposed on the top of the vehicle body 100, wherein two sets are disposed on opposite sides along the width of the vehicle body, respectively, so that boundary lines can be formed on both sides of the vehicle body 100; the other side is disposed above the vehicle head so that a boundary line is formed in front of the vehicle to indicate a distance between an oncoming vehicle or a pedestrian and the own vehicle.
Specifically, the border lamp body 302 is rotatably connected to the bracket 301 to adjust the distance between the border line in the horizontal direction and the vehicle body 100.
When the vehicle is a tractor and the tractor is towed with the trailer, a boundary wire frame formed by the boundary lamp is not smaller than the width of the trailer. Under the condition that the width of the trailer is larger than that of the body 100, the boundary line frame formed by irradiating the ground by the boundary lamp can prompt the width of the trailer behind the tractor for peripheral vehicles and pedestrians, so that the function of warning and reminding the peripheral vehicles and the pedestrians is achieved, and the driving safety of the vehicle in the environment with insufficient light is improved.
As shown in fig. 16, in particular, the projection angle of the boundary light to the ground in the boundary light assembly 300 is manually adjusted. For example, the border lamp body 302 is hinged to the bracket 301, and when the position of the border lamp body 302 is adjusted, the angle between the border lamp body 302 and the horizontal plane is adjusted by manually rotating the border lamp body 302, so as to adjust the position of the border line projected to the ground.
As shown in fig. 17 to 18, in some embodiments, the angle of projection of the boundary light body 302 onto the ground is adjusted by an electric control. Specifically, the boundary light assembly 300 may include a boundary light body 302, a bracket 301, a power assembly 303, and a connecting member 304, the bracket 301 being connected to the vehicle body 100, the power assembly 303 being connected to a rear end of the boundary light body 302 for driving the rear end of the boundary light body 302 to move in a direction perpendicular to the vehicle head toward the vehicle tail, one end of the connecting member 304 being connected to the bracket 301, and the other end being hinged to an outer circumferential side of the boundary light body 302.
The direction perpendicular to the direction from the vehicle head to the vehicle tail refers to the height direction of the vehicle body 100. That is, the outer periphery of the border light body 302 is connected to the bracket 301 via the connecting member 304, and the bracket 301 is connected to the vehicle body 100, that is, the relative positional relationship between the border light body 302 and the vehicle body 100 is not changed. The border light body 302 does not translate relative to the body 100. Since the boundary light body 302 is hinged to the connecting member 304 at the outer peripheral side thereof, the boundary light body 302 is rotatable with respect to the connecting member 304 in the height direction of the vehicle body 100, so as to adjust the angle between the boundary light body 302 and the horizontal plane, thereby adjusting the position of the boundary line formed by the projection of the boundary light body 302 onto the ground.
By arranging the power assembly 303, the power assembly 303 is connected to the rear end of the boundary lamp body 302, so that the power assembly 303 drives the rear end of the boundary lamp body 302 to move in the height direction of the vehicle body 100 when in operation, thereby achieving the effect of driving the boundary lamp body 302 to rotate relative to the connecting member 304, and achieving the electrically controlled adjustment of the boundary lamp body 302.
By arranging the boundary lamp assembly 300 which is electrically controlled and adjusted on the vehicle body, the adjustment operation of the boundary lamp body 302 is facilitated, and the power output end of the power assembly 303 is in a locked state in a non-working state. When the boundary light body 302 is subjected to gravity or shakes during the traveling process of the vehicle, so that the boundary light body 302 has a movement tendency of rotating relative to the connecting component 304, because the rear end of the boundary light body 302 is connected with the power component 303, the power output end of the power component 303 is in a locked state, the relative rotation between the boundary light body 302 and the connecting component 304 can be effectively avoided, the stability and the reliability of the boundary light body 302 are improved, and the potential safety hazard caused by the fact that the width of boundary lines, projected to the ground, of the boundary light body 302 on two opposite sides is smaller than that of a trailer is effectively avoided.
Specifically, the power assembly 303 includes a gear member 303a, an arc-shaped rack 303b, and a driving member 303c, an output end of the driving member 303c is connected with the gear member 303a, the arc-shaped rack 303b is connected with a rear end of the boundary light body 302, and the gear member 303a is engaged with the arc-shaped rack 303 b.
The driving part 303c drives the gear part 303a to rotate, and the gear part 303a drives the arc-shaped rack 303b to move along the height direction of the vehicle body 100, so as to drive the boundary lamp body 302 to rotate along the height direction of the vehicle body 100, and thus, the position of a boundary line formed by the boundary lamp body 302 and the ground is adjusted.
Specifically, the arc-shaped rack 303b is provided with a plurality of mounting positions 303d for connecting with the boundary light body 302, and the plurality of mounting positions 303d are arranged along the extending direction of the arc-shaped rack 303 b.
The border lamp body 302 is connected to the bracket 301 through the connecting member 304, the arc-shaped rack 303b is connected to the driving member 303c through the gear member 303a, and finally the arc-shaped rack 303b is connected to the rear end of the border lamp body 302. Because the boundary light body 302 is connected with the connecting part 304, and the arc-shaped rack 303b is connected with the gear part 303a, and the arc-shaped rack 303b is provided with a plurality of mounting positions 303d, the problem that the mounting positions 303d on the boundary light body 302 and the arc-shaped rack 303b cannot correspond to each other due to excessive accumulation of assembly tolerance when the arc-shaped rack 303b is connected with the boundary light body 302 can be effectively avoided. Therefore, by providing a plurality of mounting positions 303d, the problem of assembly tolerance accumulation can be effectively solved, and the connection between the arc-shaped rack 303b and the boundary lamp body 302 is ensured, thereby ensuring the assembly efficiency and the structural stability of the boundary lamp assembly 300.
The arc-shaped rack 303b is driven by the gear part 303a to move along the height direction of the vehicle body 100, so as to drive the boundary light body 302 to rotate along the height direction of the vehicle body 100. In order to prevent the arc-shaped rack 303b from moving in a shifted direction and the arc-shaped rack 303b from being separated from the gear part 303 a. In some embodiments, the arc-shaped rack 303b is provided with a guide groove 303e, and the boundary light assembly 300 further includes a guide member 305, wherein one end of the guide member 305 is inserted into the guide groove 303e, and the other end is connected to the bracket 301.
One end of the guide member 305 is connected to the bracket 301 to fix the guide member 305 with respect to the boundary lamp body 302. During the movement of the arc-shaped rack 303b, the other end of the guide member 305 is kept moving in the guide groove 303e of the arc-shaped rack 303 b. When the movement path of the arc-shaped rack 303b has a tendency to shift, the guide member 305 abuts against the inner wall of the guide groove 303e, so that the arc-shaped rack 303b can be limited, the shift of the arc-shaped rack 303b is effectively avoided, and the direction of the acting force provided by the arc-shaped rack 303b to the boundary light body 302 is consistent with the rotation direction of the boundary light body 302.
As shown in fig. 19, in some embodiments, a rear view mirror assembly 400 is further included, the rear view mirror assembly 400 includes a rotating arm 401 and a rear view mirror body 402, one end of the rotating arm 401 is connected with the rear view mirror body 402, and the other end is hinged with the first support column 20.
Specifically, one end of the pivot arm 401 is pivotally connected to the first support column 20 of the vehicle body 100, and the other end is connected to the mirror body 402. By connecting the swivel arm 401 with the vehicle body 100, the angle between the swivel arm 401 and the vehicle body 100 is adjusted to adjust the distance between the mirror body 402 and the vehicle body 100 in the horizontal direction. When the vehicle is a tractor and the trailer is hung behind the vehicle, the width of the trailer is small, the rotating arm 401 can be rotated, the distance between the rearview mirror body 402 and the vehicle body 100 is reduced, and the two sides of the trailer can be seen through the rearview mirror body 402 in the cockpit 10; when the width of the trailer is large, the pivot arm 401 may be rotated to increase the distance between the mirror body 402 and the body 100 so that both sides of the trailer can be seen through the mirror body 402 in the cockpit 10.
By providing the swivel arm 401 rotatably connected to the vehicle body 100, the rearview mirror assembly 400 can be adapted to a tractor for towing trailers having various widths by adjusting the swivel arm 401.
In addition, the rotating arm 401 can be rotated to the front of the windshield glass to reduce the space required for the vehicle in the width direction of the vehicle, facilitating transportation and storage of the vehicle.
In the mirror assembly 400, the mirror body 402 is connected to the rotating arm 401 through the spherical connecting member, so that the mirror body 402 can rotate 360 degrees relative to the rotating arm 401 to adjust the view of the mirror body 402, thereby improving the safety of the vehicle.
In some embodiments, a vehicle start control assembly 70 is disposed on the vehicle body 100, the vehicle start control assembly 70 includes a start button 71 and a card reader 72 for unlocking an activatable function of the start button 71, and the start button 71 and the card reader 72 are disposed adjacent to each other.
When the vehicle is ready to run, the card reader 72 needs to perform card swiping authentication to identify the identity, and the control authority of the start button 71 is acquired to unlock the startable function of the start button. Then, the start button 71 is pressed, and the vehicle starts and moves toward the destination. By arranging the card reader 72 for unlocking the starting function of the starting button 71, the starting button 71 is effectively prevented from being touched by mistake, and the use safety of the vehicle is obviously improved.
The card reader 72 is provided on the vehicle body 100 at a middle position in the height direction of the vehicle body 100 so that the operator can touch the card reader 72.
Specifically, the card reader 72 may be disposed on both sides or the rear end of the cockpit 10, which is not limited in this embodiment, and the specific setting position is set based on the touch of the user.
In some embodiments, a driving mode switching button may be further provided, the driving mode switching button may be disposed adjacent to the start button, and the driving mode switching button may switch the vehicle between manual driving and automatic driving modes. When the vehicle is in an automatic driving state and the vehicle is ready to run, the identity is recognized through card swiping authentication of the card swiping device 72, the control authority of the starting button is obtained, and then the starting button is pressed, and the vehicle moves.
In some embodiments, the vehicle body 100 is further provided with a plurality of indicator lights, the indicator lights can be arranged adjacent to the driving mode switching button and the starting button, the driving modes can be represented by the different colors of the indicator lights, and whether the vehicle is in the starting state or not can be indicated by the on and off of the indicator lights, so that the state of the vehicle is more intuitive.
In some embodiments, a manual control button 80 is provided on the body 100.
The above manual control button 80 may be, but not limited to, an emergency stop button and a jog button, wherein the jog button may be a forward button, a backward button, etc. When the emergency stop button is arranged on the vehicle body 100, the emergency stop button can be arranged at the position of the vehicle body 100 close to the battery loading and unloading port 61, namely, the emergency stop button is arranged at the lower position of the vehicle body 100, so as to avoid mistakenly touching the emergency stop button.
And, can set up the recess on the automobile body 100, set up the scram button in the recess, can further avoid the scram switch to be touched by the mistake through setting up the scram button in the recess.
Specifically, the first side surface and the second side surface of the vehicle body 100 are both provided with emergency stop buttons to ensure that the vehicle can be stopped in the shortest time in an emergency state, and the safety of the vehicle in use is improved.
The inching button can be arranged in the groove together with the emergency stop button so as to avoid mistaken touch and interference on vehicle running.
In some embodiments, a plurality of turn signals 90 are disposed on the vehicle body 100, and some of the turn signals 90 are disposed on the same side as the vehicle door 40.
The turn signals 90 are partially provided on the same side of the vehicle body 100 as the door 40, so that pedestrians and vehicles beside the vehicle can obtain a signal that the vehicle is about to turn when the vehicle turns, and can avoid the signal. In addition, the partial turn signal lamp 90 is disposed in front of the vehicle body 100 so that pedestrians and vehicles in front of the vehicle can obtain a signal that the vehicle is about to turn, and the pedestrians and vehicles can avoid the turning signal in time, thereby improving the driving safety of the vehicle.
In some embodiments, the top of the vehicle body 100 is provided with the detection member 500 and the positioning member 600.
By arranging the detection part 500 at the top of the vehicle body 100, the driving environment of the vehicle can be detected and relevant information can be collected in the driving process of the vehicle, objects, vehicles and pedestrians in the driving environment can be avoided in time, collision of the vehicle in the driving process is avoided, and the driving safety of the vehicle is improved. By arranging the positioning component 600, the real-time position of the vehicle can be positioned, so that the vehicle can plan a driving route according to a destination.
As shown in fig. 20 to 28, in some embodiments, the rear end of the vehicle body 100 is provided with an automatic unhooking device 700 including:
the traction assembly 701 comprises an upper baffle 701a, a lower baffle 701b and a support plate 701c arranged between the upper baffle 701a and the lower baffle 701b, wherein the lower baffle 701b is provided with a traction hole 701d and a through groove 701e positioned between the traction hole 701d and the support plate 701 c;
the control assembly 702 and the control assembly 702 comprise a touch block 702a and a travel switch 702e, the travel switch 702e is disposed on the lower surface of the lower baffle plate 701b, the touch block 702a comprises a touch block body 702b and an extension portion 702c, the touch block body 702b is elastically connected with the support plate 701c, and the extension portion 702c extends to protrude out of the lower surface of the lower baffle plate 701b through the groove 701e and is disposed opposite to the travel switch 702 e.
In the automatic unhooking device 700 provided in the embodiment of the present disclosure, the end of the mop of the trailer abuts against the touch pad body, and pushes the touch pad body 702b toward the support plate 701 c. After the extension portion 702c of the touch block 702a moves to be located within the sensing range of the travel switch 702e along with the touch block body 702b, the travel switch 702e is in a closed state to generate a sensing signal; when the extension 702c is outside the sensing range of the travel switch 702e, the travel switch 702e is in the off state and the travel switch 702e does not generate a sensing signal. In the process of assembling the mop of the trailer and the traction assembly 701, the distance between the mop of the trailer and the support plate 701c is gradually reduced, so that the mop of the trailer is in contact with the touch block body 702b, the touch block body 702b moves towards the direction close to the support plate 701c due to the elastic connection between the touch block body 702b and the support plate 701c, and the extension part 702c moves synchronously with the touch block body 702 b. When the touch block 702a moves to the limit position, the touch block 702a stops moving, the mop of the trailer is located at the preset position, and the mop of the trailer and the touch block body 702b can keep stable abutting. Because the travel switch 702e is disposed below the lower baffle 701b and opposite to the extension portion 702c, when the touch block body 702b moves towards the support plate 701c, the extension portion 702c moves towards the travel switch 702e, and when the touch block body 702a stops moving, the extension portion 702c triggers the travel switch 702e, and the travel switch 702e is closed to generate a sensing signal. When the mop of the trailer is disengaged from the traction assembly 701, the touch pad 702a moves away from the support plate 701c under the elastic force until it returns to the original state.
Through with touching piece 702a and backup pad 701c elastic connection, will touch a piece body 702b and promote the in-process to the direction that is close to backup pad 701c at the mop of trailer, extension 702c moves to the direction that is close to travel switch 702e, because extension 702c extends to the below of baffle 701b down through leading to groove 701e, lead to groove 701e not only has restricted the stroke of touching piece 702a, the motion to touching piece 702a has played the guide effect simultaneously, avoid touching piece 702a to take place crooked, guarantee that extension 702c can trigger travel switch 702e, thereby the stability that touching piece 702a triggers travel switch 702e has been improved, thereby the automatic hooking function of this device has been realized steadily, the stability and the reliability that this device used have effectively been improved.
In some embodiments, an elastic member 702h is disposed between the touch pad body 702b and the support plate 701c, and the touch pad body 702b is elastically connected to the support plate 701c through the elastic member 702 h.
Specifically, one end of the elastic member 702h may be connected to the surface of the support plate 701c, and the other end is connected to the touch pad body 702b, so as to achieve elastic connection between the elastic member 702h and the support plate 701 c.
As shown in fig. 23 to 24, specifically, a blind hole 701g may be provided in the support plate 701c, at least a part of the elastic member 702h is located in the blind hole 701g, an end of the elastic member 702h abuts against a bottom of the blind hole 701g, and the other end of the elastic member 702h abuts against the contact block body 702 b.
The support plate 701c is provided with a blind hole 701g, and the blind hole 701g can accommodate a part of the elastic member 702h to provide a certain guiding function for the extending direction of the elastic member 702 h. When the depth of the blind hole 701g is greater than or equal to the minimum compression dimension of the elastic member 702h, the contact block body 702b abuts against the support plate 701c when the contact block 702a is forced to move toward the support plate 701c to the limit position. By accommodating the resilient member 702h in a compressed state in the blind hole 701g, the occupied space of the control assembly 702 is reduced, thereby reducing the size of the space surrounded by the support plate 701c, the upper baffle 701a and the lower baffle 701b for placing the mop end of the trailer, i.e., reducing the volume of the upper baffle 701a and the lower baffle 701b, and thus reducing the volume of the traction assembly 701 and the present apparatus.
In some embodiments, the control assembly 702 further comprises a back plate 702f, the back plate 702f is disposed on a side of the supporting plate 701c facing away from the touch block 702a, a sliding pin 702g is disposed on a side of the back plate 702f, and the sliding pin 702g passes through the supporting plate 701c to be connected with the touch block 702 a.
That is, the back plate 702f is provided on the other side of the support plate 701c, slides slightly through the support plate 701c, and has one end connected to the back plate 702f and the other end connected to the touch pad 702a, so that the impact pad, the back plate 702f, and the slide pin 702g can move in the axial direction of the slide pin 702 g. By arranging the back plate 702f and the slide pin 702g, the guiding effect on the moving direction of the impact block is realized, and the reliability of triggering the travel switch 702e through the extension 702c of the impact block is further ensured.
Specifically, the sliding pin 702g may be a hollow rod structure, with at least one end facing away from the back plate 702f being provided with an internal thread. When the impact mass is coupled to the slide pin 702g, the impact mass is screwed to the internal thread of the slide rod by a bolt inserted through the impact mass, thereby locking the impact mass to the slide pin 702 g.
Specifically, one side that the impact block body deviates from sliding pin 702g is provided with the counter bore, and the counter bore is used for holding the nut of bolt to avoid the nut to bulge in the impact block, produce the bolt when cooperating with the impact block body the mop of trailer and disturb.
The other end of the slide pin 702g may be internally threaded, and the back plate 702f may be screwed to the slide pin 702g by a bolt.
In some embodiments, the opening provided on the support plate 701c for the sliding pin 702g to pass through is provided spaced apart from the above-described blind hole 701g to achieve the elastic connection between the support plate 701c and the impact mass body and to provide the guide member 305 for the impact mass body independently.
In some embodiments, the opening provided in the support plate 701c for the sliding pin 702g to pass through is provided coaxially with the blind hole 701g, and the sliding pin 702g may pass through the blind hole 701g to be connected to the impact mass body. That is, a through hole 701h is formed in the support plate 701c, the through hole 701h is coaxial with the blind hole 701g, and the diameter of the through hole 701h is smaller than that of the blind hole 701 g; the sliding pin 702g sequentially penetrates through the through hole 701h and the blind hole 701g to be connected with the touch block body 702b, and an elastic member 702h is sleeved outside the sliding pin 702 g.
That is, in the above configuration, the elastic member 702h is fitted around the slide pin 702g, a stepped surface is formed at the boundary between the through hole 701h having a small diameter and the blind hole 701g having a large diameter, and one end of the elastic member 702h abuts against the stepped surface and the other end abuts against the impact block body.
The sliding pin 702g guides the movement direction of the touch block 702a, and also guides the compression and extension directions of the elastic member 702h, thereby effectively improving the structural stability of the control assembly 702.
Specifically, the touch pad body 702b is of a rectangular structure, and a through hole 701h is respectively formed at positions close to four top corners of the touch pad body 702b, that is, the back plate 702f and the impact pad body are connected through four sliding pins 702g, so that the structural stability of the control assembly 702 is effectively ensured.
In some embodiments, the side of the supporting plate 701c facing the touch block body 702b is provided with an escape groove 701f for accommodating the touch block body 702b, and the depth of the escape groove 701f is greater than or equal to the thickness of the touch block body 702 b.
By arranging the avoiding groove 701f on one side of the supporting plate 701c facing the touch block body 702b, when the touch block body 702b moves towards the supporting plate 701c, the touch block body 702b can move into the avoiding groove 701f, and when the touch block body 702b abuts against the bottom of the avoiding groove 701f, the touch block body 702b does not protrude out of the avoiding groove 701f, so that the space occupied by the touch block 702a is saved, the size of the space surrounded by the supporting plate 701c, the upper baffle 701a and the lower baffle 701b and used for placing the mop of the trailer is further reduced, namely, the volumes of the upper baffle 701a and the lower baffle 701b are reduced, and the volumes of the traction assembly 701 and the device are reduced.
For example, the depth of the avoidance groove 701f may be set to be the same as the thickness of the contact block body 702b, and when the contact block body 702b abuts against the bottom of the avoidance groove 701f, the surface of the contact block body 702b and the surface of the support plate 701c may be kept flush, and abrasion due to collision of the mop of the trailer with the edge of the avoidance groove 701f may be avoided.
In addition, the touch block body 702b is abutted against the bottom surface of the avoidance groove 701f, so that the movement stroke of the touch block body 702b is limited, and the collision block body is stopped.
As shown in fig. 25, in some embodiments, the touch pad 702a further includes a bent portion 702d disposed at an edge of the touch pad body 702b, the supporting plate 701c is disposed with a slot 701j, and the bent portion 702d is inserted into the slot 701j, wherein a depth of the slot 701j is greater than or equal to a thickness of the bent portion 702 d.
The bent part 702d is arranged at the edge of the touch block body 702b, the slot 701j is arranged on the supporting plate 701c, and the bent part 702d is in plug-in fit with the slot 701j, so that the motion of the touch block 702a can be guided.
Specifically, the insertion groove 701j is provided in the escape groove 701 f. Before the touch pad body 702b is accommodated in the escape groove 701f, the bent portion 702d is first fitted into the insertion groove 701 j. The depth of the slot 701j is set to be larger than the thickness of the bending part 702d, so that the bending part 702d can be enabled to integrally enter the slot 701j, and the touching block body 702b can be enabled to touch the bottom of the avoiding slot 701f to be completely accommodated in the avoiding slot 701 f.
The thickness of the bent portion 702d refers to a dimension of the bent portion 702d in a direction perpendicular to the striker body.
In some embodiments, the device further comprises a drive assembly 703, a tow pin 704, a connecting rod 706, and a guide assembly 705; the traction pin 704 is connected with the driving component 703, and the driving component 703 drives the traction pin 704 to move so as to drive the traction pin 704 to be in plug fit with or be out of plug fit with the traction hole 701 d; the guiding assembly 705 is connected to the driving assembly 703 through a connecting rod 706, and the driving assembly 703 drives the guiding assembly 705 to move, so as to drive the guiding assembly 705 to move away from or close to the pulling assembly 701.
The guiding assembly 705 is movable along the direction of the lower plate 701b toward the upper plate 701a by the driving assembly 703. That is, guiding component 705 includes two deflectors, two deflectors set up relatively, when traction component 701 is not connected with the mop of trailer, two deflectors are located traction component 701 edge, so that traction component 701 is located between two deflectors, play the effect of shutoff overhead gage 701a and lower baffle 701b left and right sides open-ended, when the mop of trailer moves to traction component 701 inner motion, two deflectors can realize spacing on the horizontal direction to the mop of trailer, guarantee that the mop of trailer can get into preset position, make the trompil of the mop of trailer and the corresponding setting of traction hole 701d of lower baffle 701 b.
When the device is used, the mop of the trailer is located on the lower baffle 701b, the upper baffle 701a and the lower baffle 701b are respectively provided with the traction hole 701d, the traction pin 704 is correspondingly arranged with the traction hole 701d and is used for being in plug-in fit with the traction hole 701d, when the driving assembly 703 drives the traction pin 704 to move downwards, namely, the traction pin 704 moves towards the lower baffle 701b, the traction pin 704 sequentially moves towards the traction hole 701d of the upper baffle 701a, the hole of the mop of the trailer is in plug-in fit with the traction hole 701d of the lower baffle 701b, so that the connection between the traction assembly 701 and the mop of the trailer is realized, and the connection between the vehicle provided with the device and the trailer is realized. The vehicle on which the present automatic hitch apparatus 700 is mounted will move or is moving when the towing assembly 701 and the mop of the trailer are in a connected state, and the trailer is rotating relative to the vehicle when the vehicle is turning, i.e., the mop of the trailer is rotating relative to the towing assembly 701, and in this state, the guide assembly 705 is positioned above the towing assembly 701 in order to avoid the guide assembly 705 interfering with the rotation of the mop of the trailer. To facilitate the mating of the mop of the trailer to the tow assembly 701 when the tow assembly 701 is not coupled to the mop of the trailer, guide assemblies 705 are positioned on either side of the tow assembly 701.
As shown in fig. 20 to 22, to effect the movement of the guide assembly 705 and the kingpin 704 driven by the drive assembly 703, in this embodiment, the drive assembly 703 may include a first drive member 703a and a second drive member 703b, the first drive member 703a being coupled to the kingpin 704, and the second drive member 703b being coupled to the connecting rod 706.
The driving assembly 703 includes a first driving member 703a and a second driving member 703b, the first driving member 703a is connected to the towing pin 704 for driving the towing pin 704 to move up and down, the second driving member 703b is connected to a connecting rod 706, and the other end of the connecting rod 706 is connected to the guiding assembly 705 for driving the guiding assembly 705 to move up and down. By providing a first drive member 703a and a second drive member 703b, separate control of the kingpin 704 and the guide assembly 705 is achieved, with the motions of the kingpin 704 and the guide assembly 705 being non-interfering. In the process of unhooking the mop of the trailer, the guide assembly 705 can be moved to the two sides of the traction assembly 701 after a period of time after the vehicle unhooking action is finished, so that the guide assembly 701 plays a role in guiding when being connected with the mop of the trailer again, and the phenomenon that the guide assembly 705 moves downwards to interfere the smooth unhooking of the mop of the trailer in the process of unhooking the mop of the trailer is effectively avoided.
Alternatively, as shown in fig. 26 to 28, the driving assembly 703 may further include a third driving component 703c, a first pushing rod mechanism 703d and a second pushing rod mechanism 703e, where the first pushing rod mechanism 703d and the second pushing rod mechanism 703e are arranged side by side; the output end of the third driving part 703c is provided with a driving gear 703f, the input end of the first pushing rod mechanism 703d is provided with a first driven gear 703g, and the input end of the second pushing rod mechanism 703e is provided with a second driven gear 703 h; the driving gear 703f is meshed with the first driven gear 703g, and the first driven gear 703g is meshed with the second driven gear 703 h; one of the first and second push rod mechanisms 703d and 703e is connected to the pull pin 704, and the other is connected to the connecting rod 706, and the guide assembly 705 moves up and down in the direction opposite to the moving direction of the pull pin 704 by the driving assembly 703.
That is, the driving assembly 703 may include a third driving member 703c, and the traction pin 704 and the guide assembly 705 may be simultaneously driven to move by the third driving member 703 c. The third driving member 703c drives the first driven gear 703g to rotate through the driving gear 703f, the first driven gear 703g drives the second driven gear 703h to rotate, for example, the first push rod is connected to the first driven gear 703g, and the second push rod is connected to the second driven gear 703h, when the third driving member 703c drives the first driven gear 703g to rotate so as to drive the first push rod to drive the pulling pin 704 to move downward, the first driven gear 703g drives the second driven gear 703h to rotate, so that the second push rod drives the guiding assembly 705 to move upward. Conversely, when the first push rod drives the pulling pin 704 to move upward, the second push rod drives the guiding component 705 to move downward. That is, this embodiment performs the function of simultaneously driving the traction pin 704 and the guide assembly 705 to move by a third driving member 703 c. Upon unhooking, with the tow pin 704 disengaged from the mop of the trailer, the guide assembly 705 moves downwardly to either side of the tow assembly 701 in preparation for the guide assembly 705 to guide when the tow assembly 701 is again attached to the mop of the trailer. The traction pin 704 and the guide component 705 are controlled by the third driving part 703c simultaneously, so that the traction pin 704 and the guide component 705 are linked, the condition that the guide component 705 is not put down before the traction component 701 is connected with the mop of the trailer again is effectively avoided, and the assembly efficiency of the traction component 701 and the mop of the trailer is ensured.
In some embodiments, a stationary bracket 707 is also included, and both the drive assembly 703 and the traction assembly 701 are coupled to the stationary bracket 707.
The device also comprises a fixed bracket 707, and the traction assembly 701 and the driving assembly 703 are connected with the fixed assembly, so that the relative position relationship and the relative distance between each component in the driving assembly 703 and each component in the traction assembly 701 can be conveniently set, and the production, the manufacture and the use of the device are convenient.
Specifically, the fixing bracket 707 includes a first plate and a second plate, the first plate and the second plate are bent relatively, and an upper baffle 701a and a lower baffle 701b in the traction assembly 701 are connected to the first plate, so as to connect the traction assembly 701 to the first plate. The second plate body is parallel to the upper baffle 701a, and the driving assembly 703 is disposed on the second plate body, that is, the second body supports the driving assembly 703.
Specifically, the fixing bracket 707 may be directly connected to the body of the vehicle to achieve connection of the present apparatus to the body.
The fixed bracket 707 may further be provided with a sliding rail assembly, wherein a sliding rail component of the sliding rail assembly is connected to the fixed bracket 707, and the sliding block is connected to the guide assembly 705, so that the moving direction of the guide assembly 705 plays a role in guiding and limiting.
Specifically, the mounting device further comprises a driving assembly mounting bracket 708, the driving assembly mounting bracket 708 comprises two oppositely arranged mounting plates, the driving assembly 703 is located between the two mounting plates and connected with the two mounting plates, and the two mounting plates are both connected with the fixing bracket 707, so that the mounting and positioning of the driving assembly 703 are realized.
In some embodiments, a bracket assembly for mounting the travel switch 702e is included, the bracket assembly including a housing 710 and a mounting bracket 711, the travel switch 702e coupled to the mounting bracket 711, the mounting bracket 711 coupled to the housing 710, and the housing 710 coupled to the lower baffle 701b, thereby enabling coupling of the travel switch 702e to the lower baffle 701 b.
The housing 710 covers the travel switch 702e and the extension 702c of the touch pad 702a to protect the travel switch 702e and the touch pad 702 a.
As shown in fig. 29, in some embodiments, the apparatus may further include a lifting device 709 for connecting with the vehicle body, the fixing bracket 707 being connected with the lifting device 709, the lifting device 709 being directly connectable with the vehicle body for moving the fixing bracket 707 relative to the vehicle body to adjust the vertical position of the hitch assembly 701.
The embodiment of the present disclosure provides an automatic unhooking device, including:
a1, the automatic unhooking device comprises a traction assembly 701, the traction assembly 701 comprises an upper baffle 701a, a lower baffle 701b and a support plate 701c arranged between the upper baffle 701a and the lower baffle 701b, and the lower baffle 701b is provided with a traction hole 701d and a through groove 701e positioned between the traction hole 701d and the support plate 701 c;
A2, the automatic unhooking device according to A1, wherein an elastic member 702h is arranged between the body of the touch block 702a and the supporting plate 701c, a blind hole 701g is arranged on the supporting plate 701c, at least part of the elastic member 702h is positioned in the blind hole 701g, the end of the elastic member 702h is abutted against the bottom of the blind hole 701g, and the other end of the elastic member 702h is abutted against the body of the touch block 702 a.
A3, the automatic unhooking device according to a1, wherein the control unit 702 further comprises a back plate 702f, the back plate 702f is disposed on a side of the supporting plate 701c facing away from the touch block 702a, a sliding pin 702g is disposed on a side of the back plate 702f, and the sliding pin 702g passes through the supporting plate 701c to connect with the touch block 702 a.
A4, the automatic unhooking device according to a2, wherein the control assembly 702 further comprises a back plate 702f, the back plate 702f is arranged at the side of the supporting plate 701c facing away from the touch block 702a, and a sliding pin 702g is arranged at the side of the back plate 702 f;
a through hole 701h is formed in the supporting plate 701c, the through hole 701h and the blind hole 701g are coaxially arranged, and the diameter of the through hole 701h is smaller than that of the blind hole 701 g;
the sliding pin 702g sequentially penetrates through the through hole 701h and the blind hole 701g to be connected with the touch block 702a body, and the elastic component 702h is sleeved outside the sliding pin 702 g.
A5, according to a2, the support plate 701c faces one side of the body of the touch block 702a, an avoiding groove 701f for accommodating the body of the touch block 702a is provided, and the depth of the avoiding groove 701f is greater than or equal to the thickness of the body of the touch block 702 a.
A6, the automatic unhooking device according to any one of a1 to 5, wherein the touch block 702a further includes a bent portion 702d disposed at an edge of the touch block 702a, the supporting plate 701c is disposed with a slot 701j, the bent portion 702d is inserted into the slot 701j, and a depth of the slot 701j is greater than or equal to a thickness of the bent portion 702 d.
A7, the automatic unhooking device according to A1, further comprising a driving assembly 703, a towing pin 704, a connecting rod 706 and a guiding assembly 705;
the traction pin 704 is connected with the driving component 703, and the driving component 703 drives the traction pin 704 to move so as to drive the traction pin 704 to be in insertion fit with or be out of insertion fit with the traction hole 701 d;
the guide assembly 705 is connected to the driving assembly 703 through the connecting rod 706, and the driving assembly 703 drives the guide assembly 705 to move, so as to drive the guide assembly 705 to move away from or close to the traction assembly 701.
A8, the automatic unhooking device according to a7, wherein the driving assembly 703 comprises a first driving member 703a and a second driving member 703b, the first driving member 703a is connected to the towing pin 704, and the second driving member 703b is connected to the connecting rod 706.
A9, the automatic unhooking device according to a7, wherein the driving assembly 703 comprises a third driving member 703c, a first pushing rod mechanism 703d and a second pushing rod mechanism 703e, and the first pushing rod mechanism 703d and the second pushing rod mechanism 703e are arranged side by side; the output end of the third driving part 703c is provided with a driving gear 703f, the input end of the first pushing rod mechanism 703d is provided with a first driven gear 703g, and the input end of the second pushing rod mechanism 703e is provided with a second driven gear 703 h;
the driving gear 703f is engaged with the first driven gear 703g, and the first driven gear 703g is engaged with the second driven gear 703 h; one of the first push rod mechanism 703d and the second push rod mechanism 703e is connected to the pulling pin 704, and the other is connected to the connecting rod 706, and the guiding assembly 705 moves up and down in the direction opposite to the moving direction of the pulling pin 704 by the driving assembly 703.
A10, the automatic unhooking device according to A7, further comprising a fixed bracket 707, wherein the driving component 703 and the traction component 701 are both connected with the fixed bracket 707.
A11, the automatic unhooking device according to A10, further comprising a mounting bracket for the driving assembly 703, wherein the mounting bracket for the driving assembly 703 comprises two mounting plates which are oppositely arranged, the driving assembly 703 is located between the two mounting plates and connected with the two mounting plates, and the two mounting plates are both connected with the fixed bracket 707.
A12, the automatic unhooking device according to A10, further comprising a lifting device 709 for connecting with a vehicle body, wherein the fixed bracket 707 is connected with the lifting device 709 for enabling the fixed bracket 707 to move relative to the vehicle body.
A13, the disclosed embodiment also includes a vehicle, comprising the automatic unhooking device of any one of A1 to 12.
It is noted that, in this document, relational terms such as "first" and "second," and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present disclosure, which enable those skilled in the art to understand or practice the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (13)
1. An automatic unhooking device, characterized by comprising:
the traction assembly (701) comprises an upper baffle plate (701a), a lower baffle plate (701b) and a support plate (701c) arranged between the upper baffle plate (701a) and the lower baffle plate (701b), wherein the lower baffle plate (701b) is provided with a traction hole (701d) and a through groove (701e) positioned between the traction hole (701d) and the support plate (701 c);
control assembly (702), control assembly (702) includes touch piece (702a) and travel switch (702e), travel switch (702e) set up the lower surface of baffle (701b) down, touch piece (702a) is including touch piece (702a) body and extension (702c), touch piece (702a) body with backup pad (701c) elastic connection, extension (702c) warp logical groove (701e) extend to protrusion in the lower surface of baffle (701b) down, and with travel switch (702e) sets up relatively.
2. The automatic unhooking device according to claim 1, characterized in that an elastic member (702h) is arranged between the body of the touch block (702a) and the support plate (701c), a blind hole (701g) is arranged on the support plate (701c), at least a part of the elastic member (702h) is positioned in the blind hole (701g), the end of the elastic member (702h) abuts against the bottom of the blind hole (701g), and the other end of the elastic member (702h) abuts against the body of the touch block (702 a).
3. The automatic unhooking device according to claim 1, characterized in that the control assembly (702) further comprises a back plate (702f), the back plate (702f) is arranged on a side of the support plate (701c) facing away from the touch block (702a), a side of the back plate (702f) is provided with a sliding pin (702g), and the sliding pin (702g) passes through the support plate (701c) to be connected with the touch block (702 a).
4. The automatic unhooking device according to claim 2, characterized in that said control assembly (702) further comprises a back plate (702f), said back plate (702f) being arranged on the side of said supporting plate (701c) facing away from said touch block (702a), said side of said back plate (702f) being provided with a sliding pin (702 g);
a through hole (701h) is formed in the supporting plate (701c), the through hole (701h) and the blind hole (701g) are coaxially arranged, and the diameter of the through hole (701h) is smaller than that of the blind hole (701 g);
the sliding pin (702g) sequentially penetrates through the through hole (701h) and the blind hole (701g) to be connected with the contact block (702a) body, and the elastic component (702h) is sleeved outside the sliding pin (702 g).
5. The automatic unhooking device according to claim 2, characterized in that one side of the support plate (701c) facing the body of the touch block (702a) is provided with an escape groove (701f) for accommodating the body of the touch block (702a), and the depth of the escape groove (701f) is greater than or equal to the thickness of the body of the touch block (702 a).
6. The automatic unhooking device according to any one of claims 1 to 5, wherein the touch block (702a) further comprises a bent portion (702d) disposed at an edge position of a body of the touch block (702a), the support plate (701c) is provided with a slot (701j), the bent portion (702d) is in insertion fit with the slot (701j), and a depth of the slot (701j) is greater than or equal to a thickness of the bent portion (702 d).
7. The automatic unhooking device according to claim 1, characterized in that it further comprises a driving assembly (703), a traction pin (704), a connecting rod (706) and a guiding assembly (705);
the traction pin (704) is connected with the driving component (703), and the driving component (703) drives the traction pin (704) to move so as to drive the traction pin (704) to be in plug fit with or be out of plug fit with the traction hole (701 d);
the guide assembly (705) is connected with the driving assembly (703) through the connecting rod (706), and the driving assembly (703) drives the guide assembly (705) to move so as to drive the guide assembly (705) to move in a direction away from or close to the traction assembly (701).
8. The automatic unhooking device according to claim 7, characterized in that said driving assembly (703) comprises a first driving member (703a) and a second driving member (703b), said first driving member (703a) being connected to said tow pin (704) and said second driving member (703b) being connected to said connecting rod (706).
9. The automatic unhooking device according to claim 7, characterized in that said driving assembly (703) comprises a third driving member (703c), a first push rod mechanism (703d) and a second push rod mechanism (703e), said first push rod mechanism (703d) and said second push rod mechanism (703e) being arranged side by side; the output end of the third driving part (703c) is provided with a driving gear (703f), the input end of the first push rod mechanism (703d) is provided with a first driven gear (703g), and the input end of the second push rod mechanism (703e) is provided with a second driven gear (703 h);
the driving gear (703f) is meshed with the first driven gear (703g), and the first driven gear (703g) is meshed with the second driven gear (703 h); one of the first push rod mechanism (703d) and the second push rod mechanism (703e) is connected with the traction pin (704), the other one is connected with the connecting rod (706), and the guide assembly (705) moves up and down along the direction opposite to the movement direction of the traction pin (704) under the driving of the driving assembly (703).
10. The automatic unhooking device according to claim 7, further comprising a fixed bracket (707), wherein both the driving assembly (703) and the pulling assembly (701) are connected to the fixed bracket (707).
11. The automatic unhooking device according to claim 10, further comprising a drive assembly (703) mounting bracket, wherein the drive assembly (703) mounting bracket comprises two oppositely disposed mounting plates, wherein the drive assembly (703) is located between and connected to the two mounting plates, and wherein both mounting plates are connected to the fixed bracket (707).
12. The automatic unhooking device according to claim 10, further comprising a lifting device (709) for connecting with a vehicle body, wherein the fixed bracket (707) is connected with the lifting device (709) for moving the fixed bracket (707) relative to the vehicle body.
13. A vehicle, characterized in that it comprises an automatic unhooking device according to any one of claims 1 to 12.
Priority Applications (1)
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CN202221126405.6U CN217455553U (en) | 2022-05-10 | 2022-05-10 | Automatic unhooking device and vehicle |
Applications Claiming Priority (1)
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CN202221126405.6U CN217455553U (en) | 2022-05-10 | 2022-05-10 | Automatic unhooking device and vehicle |
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CN217455553U true CN217455553U (en) | 2022-09-20 |
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CN202221126405.6U Active CN217455553U (en) | 2022-05-10 | 2022-05-10 | Automatic unhooking device and vehicle |
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