CN220009365U - Automatic unhooking traction device for vehicle - Google Patents
Automatic unhooking traction device for vehicle Download PDFInfo
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- CN220009365U CN220009365U CN202321524757.1U CN202321524757U CN220009365U CN 220009365 U CN220009365 U CN 220009365U CN 202321524757 U CN202321524757 U CN 202321524757U CN 220009365 U CN220009365 U CN 220009365U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 230000005484 gravity Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 6
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of vehicles, in particular to an automatic unhooking traction device of a vehicle, which comprises a fixed seat and a traction seat vertically sliding on the fixed seat, wherein the traction seat is provided with a matching space for a hook to extend from back to front and a traction pin with the bottom end capable of vertically penetrating and matching with the hook, the top end of the traction pin is connected to the fixed seat, the fixed seat is provided with a lifting power source in transmission connection with the traction seat, and the lifting power source drives the traction seat to move up and down relative to the traction pin so as to realize penetrating and matching and separation of the hook and the traction pin. The traction seat is simple in integral structure, the traction seat can be driven to move up and down relative to the traction pin through the lifting power source, penetrating matching and separating of the hook can be achieved, compared with the fact that the lifting power source directly drives the traction pin to move up and down, the load applied to the traction seat is born by the fixing seat, the load born by the telescopic end of the lifting power source can be effectively reduced, and the traction seat is high in working stability and reliability.
Description
Technical field:
the utility model belongs to the technical field of vehicles, and particularly relates to an automatic unhooking traction device for a vehicle.
The background technology is as follows:
tractors are the most common handling vehicles in the logistics industry. The device is commonly used in industries such as airports, stations, postal service, industrial enterprises and the like, can be used as an important transport tool for luggage traction, regional logistics and workshop transfer, and meanwhile, in order to improve transfer efficiency, a flatbed trailer is often required to be pulled by a traction device to work. When the tractor pulls the platform trailer to a specified place to load and unload cargoes, the tractor can be connected and disconnected with the platform trailer and connected with other platform trailers to continue the traction work, so that the function of the tractor is fully exerted, and the transportation efficiency is improved.
The conventional tractor and the flat trailer are connected through the traction pin and the hook, and a driver needs to frequently operate the traction pin to connect and disconnect the flat trailer due to the need of loading and unloading goods. However, the tractor is generally driven by a driver, and the driver needs to operate the traction pin after reaching the tractor frequently, so that the efficiency is low and the operation is inconvenient.
The utility model comprises the following steps:
the utility model aims to provide an automatic unhooking traction device for a vehicle, which drives a traction seat to move up and down relative to a traction pin through a lifting power source so as to realize penetrating matching and separating of a hook.
The utility model is realized in the following way:
the utility model provides an automatic take-off and hang traction device of vehicle, includes the fixing base of assembly on the automobile body and the vertical traction seat of sliding on the fixing base, be equipped with on the traction seat and supply the couple to stretch into from the back forward the cooperation space and the bottom can vertically run through complex traction pin with the couple in the cooperation space, the top of traction pin is connected on the fixing base, is equipped with the lift power supply of being connected with traction seat transmission on the fixing base, by lift power supply drive traction seat relative traction pin oscilaltion removal to realize couple and traction pin run through cooperation and separation.
In the automatic hanging and pulling device of the vehicle, the traction seat comprises a lifting plate vertically sliding on the fixing seat, an upper traction plate and a lower traction plate which are arranged on the lifting plate at intervals up and down, the matching space is formed between the upper traction plate and the lower traction plate, and a downward-inclined guide plate is arranged at the rear edge of the lower traction plate.
In the automatic pulling-out and pulling device for the vehicle, the pulling seat further comprises side baffles positioned at the left side and the right side of the lower pulling plate, the two side baffles are in relative vertical sliding fit with the lower pulling plate through the sliding assembly, a vertical limiting assembly is arranged between the two side baffles and the fixed seat, and the two side baffles are positioned below the matching space when being positioned at the upper limit of the sliding assembly under the action of gravity; when being located vertical spacing subassembly's lower spacing, lower traction plate can continue the downwardly moving through sliding component relative both sides baffle, and then both sides baffle is located the both sides in cooperation space.
In the automatic unhooking and pulling device of a vehicle, the sliding assembly comprises a strip-shaped sliding hole vertically arranged on the side baffle plate, and two side walls of the lower pulling plate respectively penetrate through the strip-shaped sliding hole of the corresponding side baffle plate through the fastening piece and slide on the strip-shaped sliding hole of the corresponding side baffle plate.
In the automatic hanging and pulling device for the vehicle, the vertical limiting assembly comprises an upper limiting block arranged on the side baffle, and a lower limiting block arranged right below the upper limiting block is arranged on the fixing seat.
In the automatic unhooking and pulling device for the vehicle, a position sensor is arranged on the matching space at the front side of the pulling pin, the position sensor can detect the position of a hook in the matching space, and the control assembly controls the starting and stopping of the lifting power source according to the signals of the position sensor.
In the automatic unhooking and pulling device of the vehicle, the position sensor is a position switch, the traction seat at the rear side of the sensing end of the position switch is hinged with a linkage plate, the traction seat is provided with a limit bolt and a reset spring sleeved on the limit bolt, the rear ends of the limit bolt and the reset spring can both lean against the front surface of the free end of the linkage plate, the limit bolt limits the forward rotating angle of the free end of the linkage plate, and the free end of the linkage plate is pushed by a hook to overcome the elasticity of the reset spring to rotate forward and lean against the sensing end of the position switch.
In the automatic unhooking and pulling device for the vehicle, an electromagnetic lock pin is arranged on the traction seat below the matching space, and the bottom end of the traction pin downwards penetrates through the traction seat and is provided with a self-locking hole in the radial direction, wherein the self-locking hole is used for inserting the telescopic end of the electromagnetic lock pin.
In the automatic unhooking traction device of the vehicle, the mounting plate right above the traction seat is arranged on the fixing seat, the lifting power source comprises an electric push rod arranged on the mounting plate, the telescopic end of the electric push rod is in transmission connection with the traction seat, the top end of the traction pin is connected onto the mounting plate through the traction connecting seat, and the traction connecting seat is in threaded fit with the mounting plate through a fastener.
Compared with the prior art, the utility model has the outstanding advantages that:
the utility model has simple integral structure, can drive the traction seat to move up and down relative to the traction pin through the lifting power source, not only can realize the penetrating matching and separation of the hook, but also can bear the load applied on the traction seat by the fixed seat compared with the lifting power source which directly drives the traction pin to move up and down, can effectively reduce the load applied on the telescopic end of the lifting power source, and has higher working stability and reliability.
Description of the drawings:
FIG. 1 is an overall block diagram of the traction state of the present utility model;
FIG. 2 is an overall cross-sectional view of the traction state of the present utility model;
FIG. 3 is an overall block diagram of the unhooked state of the present utility model;
fig. 4 is an overall cross-sectional view of the unhooked state of the present utility model.
In the figure: 1. a fixing seat; 2. a mating space; 3. a traction pin; 4. a lifting plate; 5. an upper traction plate; 6. a lower traction plate; 7. a guide plate; 8. side baffles; 9. a bar-shaped slide hole; 10. an upper limiting block; 11. a lower limiting block; 12. a position switch; 13. a linkage plate; 14. a limit bolt; 15. a return spring; 16. an electromagnetic lock pin; 17. a mounting plate; 18. an electric push rod; 19. and (5) pulling the connecting seat.
The specific embodiment is as follows:
the utility model is further described below with reference to the specific examples, see fig. 1-4:
the utility model provides an automatic take-off and hang traction device of vehicle, includes fixing base 1 and the vertical traction seat that slides on fixing base 1 of assembly on the automobile body, be equipped with on the traction seat and supply the couple to stretch into from the back forward cooperation space 2 and the bottom can with the couple in the cooperation space 2 vertically run through complex towing pin 3, the top of towing pin 3 is connected on fixing base 1, is equipped with the lift power supply of being connected with the traction seat transmission on the fixing base 1, by the lift power supply drive traction seat relative towing pin 3 oscilaltion removal to realize couple and towing pin 3 run through cooperation and separation.
Wherein, it should be noted that, couple articulates on the front end of flatbed trailer, and this draw gear sets up the rear end at the tractor, and its automatic traction principle is: the traction seat is driven by the lifting power source to descend to an extreme value relative to the traction pin 3, so that the traction pin 3 is separated from the matched space 2, then the tractor is controlled by a driver to move, a hook on the flat trailer stretches into the matched space 2, and the traction seat is driven by the lifting power source to ascend relative to the traction pin 3, so that the traction pin 3 penetrates through the matched space 2 and the hook, and the connection between the traction pin 3 and the hook is realized; correspondingly, the automatic unhooking principle is as follows: the traction seat is driven by the lifting power source to descend relative to the traction pin 3, so that the traction pin 3 is matched and separated with the matching space 2 and the hook.
The utility model has simple integral structure, can drive the traction seat to move up and down relative to the traction pin 3 through the lifting power source, not only can realize the penetrating matching and separating of the hook, but also can bear the load applied on the traction seat by the fixed seat 1 compared with the lifting power source which directly drives the traction pin 3 to move up and down, thereby effectively reducing the load applied on the telescopic end of the lifting power source, and having higher working stability and reliability.
Meanwhile, in this embodiment, the specific structure of the fifth wheel is: the traction seat comprises a lifting plate 4 vertically sliding on a fixed seat 1, and an upper traction plate 5 and a lower traction plate 6 which are arranged on the lifting plate 4 at intervals up and down, wherein a matching space 2 is formed between the upper traction plate 5 and the lower traction plate 6, and a guide plate 7 inclining downwards is arranged at the rear edge of the lower traction plate 6 so that a hook can conveniently extend into the matching space 2.
Furthermore, in order to enable the hook to effectively extend into the matching space 2, and meanwhile, in order to avoid the turning of the flat trailer from being affected in the traction process, the traction seat further comprises side baffles 8 positioned at the left side and the right side of the lower traction plate 6 and the guide plate 7, the two side baffles 8 are in relatively vertical sliding fit with the lower traction plate 6 through sliding assemblies, and vertical limiting assemblies are arranged between the two side baffles 8 and the fixed seat 1, wherein in the normal traction process, when the two side baffles 8 are positioned at the upper limit of the sliding assemblies under the action of gravity, the two side baffles 8 are positioned below the matching space 2, at the moment, the two sides of the matching space 2 are of an opening structure, and the hook can enable the tractor to drive the flat trailer to normally turn in the matching space 2; in the automatic hanging and pulling process, the traction seat is driven to move downwards by the lifting power source, when the two side baffles 8 are positioned at the lower limit of the vertical limit assembly, the lower traction plate 6 can move downwards relative to the two side baffles 8 through the sliding assembly, and then the two side baffles 8 are positioned at two sides of the matching space 2, so that the two side baffles 8 block the two side opening structures of the matching space 2, and the hooks can smoothly enter and stably are positioned in the matching space 2.
Further, in this embodiment, the sliding assembly adopts the following structure: the sliding assembly comprises strip-shaped sliding holes 9 vertically formed in the side baffle plates 8, and two side walls of the lower traction plate 6 penetrate through the strip-shaped sliding holes 9 of the corresponding side baffle plates 8 through fasteners respectively and slide on the strip-shaped sliding holes.
Of course, the sliding component may also be a chute with a downward opening formed on the side baffle 8, and the two side walls of the lower traction plate 6 are provided with a chute sliding in the corresponding chute, and meanwhile, in order to prevent the traction seat from moving downward relative to the side baffle 8 and being connected and separated with the side baffle 8, a lower limit connecting column is arranged between the two side baffles 8.
Meanwhile, in this embodiment, the vertical limiting component adopts the structure that: the vertical limiting assembly comprises an upper limiting block 10 arranged on the side baffle plate 8, and a lower limiting block 11 positioned right below the upper limiting block 10 is arranged on the fixing seat 1. Of course, the vertical limiting component can also be a matching structure of the strip-shaped hole and the fastener, wherein the matching structure is the same as the sliding component structure.
In order to further improve the automation degree of the device, a position sensor is arranged on the matching space 2 positioned at the front side of the traction pin 3, the position sensor can detect the position of a hook in the matching space 2, and the control assembly controls the starting and stopping of the lifting power source according to the signals of the position sensor. The position sensor may be an industrial camera, that is, the industrial camera shoots and identifies the matching space 2 to confirm whether the hook extends into the designated position.
In this embodiment, the specific structure adopted by the position sensor is as follows: the position sensor is a position switch 12, a linkage plate 13 is hinged on a traction seat positioned at the rear side of the sensing end of the position switch 12, a limit bolt 14 and a reset spring 15 sleeved on the limit bolt 14 are arranged on the traction seat, the rear ends of the limit bolt 14 and the reset spring 15 can be propped against the front surface of the free end of the linkage plate 13, the limit bolt 14 limits the forward rotating angle of the free end of the linkage plate 13, and the free end of the linkage plate 13 is pushed by a hook to overcome the elasticity of the reset spring 15 to rotate forward and prop against the sensing end of the position switch 12. I.e. the hook extends into the mating space 2 from the back to the front to abut against and push the free end of the linkage plate 13 to rotate forward, so that the free end of the linkage plate 13 abuts against the sensing end of the position switch 12, at this time, the hook is indicated to move to the designated position in the mating space 2, and the position switch 12 can send a signal to the control assembly to control the lifting driving source to drive the traction seat to move upwards.
In addition, in order to further improve the connection stability of the device, so as to ensure that the position of the traction seat is fixed during normal traction operation of the tractor, an electromagnetic lock pin 16 is arranged on the traction seat below the matching space 2, and the bottom end of the traction pin 3 downwards penetrates through the traction seat and is provided with a self-locking hole for inserting the telescopic end of the electromagnetic lock pin 16 along the radial direction.
In addition, in the present embodiment, the specific matching structure of the lifting power source and the traction pin 3 on the fixing base 1 is as follows: the fixed seat 1 is provided with a mounting plate 17 positioned right above the traction seat, the lifting power source comprises an electric push rod 18 arranged on the mounting plate 17, the telescopic end of the electric push rod 18 is in transmission connection with the traction seat, the top end of the traction pin 3 is connected to the mounting plate 17 through a traction connecting seat 19, and the traction connecting seat 19 is in threaded fit with the mounting plate 17 through a fastener. Namely, when the device fails, the connection between the traction connection seat 19 and the installation seat can be manually detached, so that the tractor and the flatbed trailer can be quickly separated.
The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model, therefore: all equivalent changes in shape, structure and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (9)
1. An automatic unhooking and traction device for a vehicle is characterized in that: including fixing base (1) of assembly on the automobile body to and vertical slip traction seat on fixing base (1), be equipped with on the traction seat and supply couple to stretch into from the back forward cooperation space (2) and the bottom can be with the couple in cooperation space (2) vertically run through complex towing pin (3), the top of towing pin (3) is connected on fixing base (1), is equipped with the lift power supply of being connected with traction seat transmission on fixing base (1), by lift power supply drive traction seat relative towing pin (3) oscilaltion removal, with realize couple and the cooperation and the separation that run through of towing pin (3).
2. The automatic off-hook traction device of a vehicle according to claim 1, wherein: the traction seat comprises a lifting plate (4) vertically sliding on a fixed seat (1), an upper traction plate (5) and a lower traction plate (6) which are arranged on the lifting plate (4) at intervals up and down, a matching space (2) is formed between the upper traction plate (5) and the lower traction plate (6), and a downward-inclined guide plate (7) is arranged at the rear edge of the lower traction plate (6).
3. An automatic off-hook traction device for a vehicle according to claim 2, wherein: the traction seat also comprises side baffles (8) positioned at the left side and the right side of the lower traction plate (6) and the guide plate (7), the two side baffles (8) are in relative vertical sliding fit with the lower traction plate (6) through a sliding assembly, a vertical limiting assembly is arranged between the two side baffles (8) and the fixed seat (1), and the two side baffles (8) are positioned below the matching space (2) when being positioned at the upper limit of the sliding assembly under the action of gravity; when being positioned at the lower limit of the vertical limit assembly, the lower traction plate (6) can continuously move downwards relative to the two side baffles (8) through the sliding assembly, and then the two side baffles (8) are positioned at two sides of the matching space (2).
4. An automatic off-hook traction device for a vehicle according to claim 3, wherein: the sliding assembly comprises strip-shaped sliding holes (9) vertically formed in the side baffles (8), and two side walls of the lower traction plate (6) penetrate through fasteners respectively and slide on the strip-shaped sliding holes (9) of the corresponding side baffles (8).
5. An automatic off-hook traction device for a vehicle according to claim 3, wherein: the vertical limiting assembly comprises an upper limiting block (10) arranged on the side baffle plate (8), and a lower limiting block (11) arranged right below the upper limiting block (10) is arranged on the fixing seat (1).
6. An automatic unhooking traction device for a vehicle according to claim 1 or 2, characterized in that: the position sensor is arranged on the matching space (2) at the front side of the traction pin (3), the position sensor can detect the position of a hook in the matching space (2), and the control assembly controls the starting and stopping of the lifting power source according to the signal of the position sensor.
7. The automatic off-hook traction device of a vehicle of claim 6, wherein: the position sensor is a position switch (12), a linkage plate (13) is hinged on a traction seat at the rear side of the sensing end of the position switch (12), a limit bolt (14) and a reset spring (15) sleeved on the limit bolt (14) are arranged on the traction seat, the rear ends of the limit bolt (14) and the reset spring (15) can both lean against the front surface of the free end of the linkage plate (13), the limit bolt (14) limits the forward rotating angle of the free end of the linkage plate (13), and the free end of the linkage plate (13) is pushed by a hook to rotate forward against the elastic force of the reset spring (15) and lean against the sensing end of the position switch (12).
8. The automatic off-hook traction device of a vehicle according to claim 1, wherein: an electromagnetic lock pin (16) is arranged on the traction seat below the matching space (2), and the bottom end of the traction pin (3) downwards penetrates through the traction seat and is provided with a self-locking hole in which the telescopic end of the electromagnetic lock pin (16) is inserted in the radial direction.
9. The automatic off-hook traction device of a vehicle according to claim 1, wherein: the lifting power source comprises an electric push rod (18) arranged on the mounting plate (17), the telescopic end of the electric push rod (18) is in transmission connection with the traction seat, the top end of the traction pin (3) is connected to the mounting plate (17) through a traction connecting seat (19), and the traction connecting seat (19) is in threaded fit with the mounting plate (17) through a fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321524757.1U CN220009365U (en) | 2023-06-14 | 2023-06-14 | Automatic unhooking traction device for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321524757.1U CN220009365U (en) | 2023-06-14 | 2023-06-14 | Automatic unhooking traction device for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220009365U true CN220009365U (en) | 2023-11-14 |
Family
ID=88671712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321524757.1U Active CN220009365U (en) | 2023-06-14 | 2023-06-14 | Automatic unhooking traction device for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220009365U (en) |
-
2023
- 2023-06-14 CN CN202321524757.1U patent/CN220009365U/en active Active
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