CN114435041B - Automatic hook supporting device of tractor for airport - Google Patents
Automatic hook supporting device of tractor for airport Download PDFInfo
- Publication number
- CN114435041B CN114435041B CN202210140597.4A CN202210140597A CN114435041B CN 114435041 B CN114435041 B CN 114435041B CN 202210140597 A CN202210140597 A CN 202210140597A CN 114435041 B CN114435041 B CN 114435041B
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- Prior art keywords
- traction bolt
- plate
- traction
- lifting mechanism
- oil cylinder
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- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/42—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable
- B60D1/46—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable vertically
- B60D1/465—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable vertically comprising a lifting mechanism, e.g. for coupling while lifting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/01—Traction couplings or hitches characterised by their type
- B60D1/04—Hook or hook-and-hasp couplings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/32—Ground or aircraft-carrier-deck installations for handling freight
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Aviation & Aerospace Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The application discloses an automatic hook supporting device of a tractor for an airport, which comprises a traction bolt seat plate lifting mechanism and a traction bolt lifting mechanism; a traction bolt seat plate lifting mechanism for lifting the traction bolt seat plate up and down; and the traction bolt lifting mechanism is used for lifting the traction bolt up and down. Because the traction bolt seat plate lifting mechanism and the traction bolt lifting mechanism are adopted, the problem that in the prior art, a manual control switch is needed to achieve lifting and stopping of a hook traction frame is effectively solved, the work load of workers is increased, the lifting and stopping position of the hook traction frame is not easy to grasp, the technical problem of influencing the working efficiency is solved, and further, feedback signals are fed back to a vehicle-mounted control system through a sensor, so that the traction bolt seat plate lifting mechanism and the traction bolt lifting mechanism are controlled by an oil cylinder to lift up and down, and accurate connection can be rapidly carried out on a trailer hook.
Description
Technical Field
The application relates to the technical field of transportation, in particular to an automatic hook supporting device of a tractor for an airport.
Background
The electric tractor is driven by a motor and used for transporting large quantities of cargoes inside and outside a workshop, carrying assembly line materials and carrying materials between large factories, the materials are often stored in a trailer, and the efficient transportation of the materials in different areas is needed to be solved by the tractor.
Chinese patent No. CN201721273591.5 discloses an automatic hook type AGV tractor, when needs are connected with the trailer couple, adsorb the lifting through the magnetic force of electro-magnet to make the trailer couple can place in the accepting groove, and, through increasing proximity switch, can be accurate confirm whether the trailer couple is arranged in the accepting groove of acceping the piece, make accurate connection control realize more easily, then make the electro-magnet loosen the metal bolt through the outage, and utilize metal bolt self gravity to be connected with the trailer couple, thereby realize the automatic connection of AGV tractor and trailer.
However, in the process of implementing the technical scheme of the embodiment of the application, the inventor discovers that the above technology has at least the following technical problems:
1. at present, the used hook traction frame type tractor does not have specific limit, in the use process, a manual control switch is needed to realize the ascending and stopping of the hook traction frame, so that the work load of workers is increased, the ascending and stopping position of the hook traction frame is not easy to grasp, and the work efficiency is influenced.
2. At present, the tractor applied in the industrial field usually realizes the accurate butt joint of the tractor and the trailer through manpower. In the application of unmanned tractor, be limited by unmanned tractor's chassis control precision, unmanned tractor hardly realizes millimeter level's accurate butt joint, makes unmanned tractor hardly accomplish with the accurate butt joint of trailer automatically.
Disclosure of Invention
The embodiment of the application solves the technical problem that the lifting and stopping of the hook traction frame are needed to be realized by manually controlling a switch in the prior art by providing the automatic hook supporting device for the tractor for the airport, and realizes that a signal is fed back to a vehicle-mounted control system through a sensor, so that the lifting and descending of a traction bolt seat plate lifting mechanism and a traction bolt lifting mechanism are controlled by an oil cylinder, and the accurate connection of a trailer hook can be rapidly realized.
The embodiment of the application provides an automatic hook supporting device of a tractor for an airport, which is characterized in that: comprises a traction bolt seat board lifting mechanism and a traction bolt lifting mechanism;
a traction bolt seat plate lifting mechanism for lifting the traction bolt seat plate up and down;
and the traction bolt lifting mechanism is used for lifting the traction bolt up and down.
Further, the traction bolt seat plate lifting mechanism comprises a guide rail, a first oil cylinder, an oil cylinder mounting seat, an oil cylinder rod head, a sliding plate pull ring, a traction bolt seat plate and a guide baffle plate;
the guide rail is fixed on the back of the tractor through a bolt, the front of the guide rail is provided with a rectangular opening, and the two sides of the interior of the guide rail are provided with a first chute and a second chute;
the first oil cylinder is fixed on one side of the guide rail through an oil cylinder mounting seat and is connected with a vehicle-mounted control system;
the oil cylinder rod head penetrates through the pull ring of the sliding plate and is fixed through a nut;
the connecting part of the sliding plate pull ring is provided with a U-shaped opening, and the U-shaped opening is connected with a traction bolt seat plate through a bolt;
the traction bolt seat board is connected with an upper baffle plate and is vertically arranged in the first chute, and the upper baffle plate is provided with a traction bolt through hole;
the bottom of the guide baffle is connected with a lower baffle and is vertically arranged in the second chute, a hook placing groove is formed in the lower baffle, and the guide baffle is connected with a traction bolt seat plate.
Further, the traction bolt lifting mechanism comprises a slide bar seat, a slide bar, a slide guide plate, a second oil cylinder, a connecting bracket and a traction bolt;
the sliding rod seat is connected with a traction bolt seat plate;
the upper end of the sliding rod passes through the sliding rod seat and is fixed through a nut, and the lower end of the sliding rod passes through the upper baffle and is fixed through a nut;
the sliding guide plate penetrates through the sliding rod and slides up and down;
the cylinder rod head at the top of the second cylinder penetrates through the sliding guide plate and is fixed through a nut, and the second cylinder is connected with a vehicle-mounted control system;
the connecting bracket is characterized in that one end of the connecting bracket is provided with a cotter pin and is attached to an oil cylinder rod head at the top of the second oil cylinder, the cotter pin is connected with a sliding guide plate through a fastener, the connecting bracket is L-shaped and comprises a first connecting block, a hinge assembly and a second connecting block, the first connecting block is T-shaped and is connected with the sliding guide plate through the fastener, the first connecting block is connected with the second connecting block through the hinge assembly, and the second connecting block is connected with a traction bolt.
Further, a first sensor is arranged on the side face of the connecting support, and the first sensor is connected with a vehicle-mounted control system and used for sensing the position of a rear trailer and feeding signals back to the vehicle-mounted control system. .
Further, the bottom of the hook placing groove is provided with a second sensor, and the second sensor is connected with a vehicle-mounted control system and used for detecting the position of the towing pin reaching the bottom and feeding signals back to the vehicle-mounted control system.
Further, a connecting plate is arranged between the upper baffle plate and the lower baffle plate, a third sensor is arranged on the connecting plate, and the third sensor is connected with a vehicle-mounted control system and used for positioning the position of the hook by the hook placing groove and feeding back signals to the vehicle-mounted control system.
Further, the third sensor and the hook placing groove are positioned on the same straight line.
One or more technical solutions provided in the embodiments of the present application at least have the following technical effects or advantages:
because the traction bolt seat plate lifting mechanism and the traction bolt lifting mechanism are adopted, the problem that in the prior art, a manual control switch is needed to achieve lifting and stopping of a hook traction frame is effectively solved, the work load of workers is increased, the lifting and stopping position of the hook traction frame is not easy to grasp, the technical problem of influencing the working efficiency is solved, and further, feedback signals are fed back to a vehicle-mounted control system through a sensor, so that the traction bolt seat plate lifting mechanism and the traction bolt lifting mechanism are controlled by an oil cylinder to lift up and down, and accurate connection can be rapidly carried out on a trailer hook.
Drawings
FIG. 1 is a schematic view of a drop-down state structure of a tow pin seat according to the present application;
FIG. 2 is a front view of the application in a lowered condition of the tow pin seat;
FIG. 3 is a side view of the application showing the tow pin seat in a lowered position;
FIG. 4 is a top view of the application showing the tow pin seat in a lowered position;
FIG. 5 is a diagram showing the ascending state of the traction bolt seat according to the present application;
FIG. 6 is a front view of the application in a raised position with the tow pin seat;
FIG. 7 is a side view of the application showing the traction sheave in a raised position;
fig. 8 is a schematic view showing a state of the first sensor position according to the present application.
Detailed Description
Because the traction bolt seat plate lifting mechanism and the traction bolt lifting mechanism are adopted, the problem that in the prior art, a manual control switch is needed to achieve lifting and stopping of a hook traction frame is effectively solved, the work load of workers is increased, the lifting and stopping position of the hook traction frame is not easy to grasp, the technical problem of influencing the working efficiency is solved, and further, feedback signals are fed back to a vehicle-mounted control system through a sensor, so that the traction bolt seat plate lifting mechanism and the traction bolt lifting mechanism are controlled by an oil cylinder to lift up and down, and accurate connection can be rapidly carried out on a trailer hook.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
An automatic hook device that holds in palm of tractor for airport which characterized in that: comprises a traction bolt seat plate lifting mechanism 1 and a traction bolt lifting mechanism 2;
a tow pin seat plate lifting mechanism 1 for lifting and lowering the tow pin seat plate 105;
and a tow pin lifting mechanism 2 for lifting and lowering the tow pin 206.
Further, the traction bolt seat plate lifting mechanism 1 comprises a guide rail 107, a first oil cylinder 101, an oil cylinder mounting seat 102, an oil cylinder rod head 103, a sliding plate pull ring 104, a traction bolt seat plate 105 and a guide baffle 106;
a guide rail 107 fixed on the rear surface 8 of the tractor through bolts, wherein the front surface of the guide rail 107 is provided with a rectangular opening, and a first slide groove 1071 and a second slide groove 1072 are arranged on two sides of the interior;
the first oil cylinder 101 is fixed on one side of the guide rail 107 through the oil cylinder mounting seat 102, and the first oil cylinder 101 is connected with a vehicle-mounted control system;
a cylinder head 103 penetrating through the slide pull ring 104 and fixed by a nut;
a skateboard pull ring 104, the connection part of which is provided with a U-shaped opening 1041, and the U-shaped opening 1041 is connected with a traction bolt seat board 105 through bolts;
a tow pin seat plate 105 connected to the upper baffle plate 3 and vertically disposed in the first slide groove 1071, wherein the upper baffle plate 3 is provided with a tow pin through hole;
the bottom of the guide baffle 106 is connected with the lower baffle 4 and is vertically arranged in the second slide groove 1072, the lower baffle 4 is provided with a hook placing groove 7, and the guide baffle 106 is connected with the traction bolt seat plate 105.
Further, the traction bolt lifting mechanism 2 comprises a slide bar seat 201, a slide bar 205, a slide guide plate 202, a second oil cylinder 204, a connecting bracket 203 and a traction bolt 206;
a slide rod seat 201 to which the tow pin seat plate 105 is connected;
the upper end of the sliding rod 205 passes through the sliding rod seat 201 and is fixed by a nut, and the lower end of the sliding rod 205 passes through the upper baffle 3 and is fixed by a nut;
a slide guide 202 passing through the slide bar 205 and sliding up and down;
the second oil cylinder 204 is arranged on the upper baffle plate 3, the cylinder rod head 103 at the top of the second oil cylinder 204 penetrates through the sliding guide plate 202 and is fixed through a nut, and the second oil cylinder 204 is connected with a vehicle-mounted control system;
the connecting bracket 203, one end of which is provided with a cotter pin 2034 and is attached to the cylinder head at the top of the second cylinder 204, the cotter pin 2034 is connected with a slide guide 202 through a fastener, the connecting bracket 203 is provided with an L shape, the connecting bracket 203 comprises a first connecting block 2031, a hinge assembly 2032 and a second connecting block 2033, the first connecting block 2031 is provided with a T shape and is connected with the slide guide 202 through the fastener, the first connecting block 2031 is connected with the second connecting block 2033 through the hinge assembly 2032, and the second connecting block 2033 is connected with a traction bolt 206.
Further, a first sensor 5 is disposed on the side of the connection bracket 203, and the first sensor 5 is connected with a vehicle control system for sensing the position of the rear trailer and feeding back a signal to the vehicle control system.
Further, a second sensor 6 is disposed at the bottom of the hook placement groove 7, and the second sensor 6 is connected with a vehicle-mounted control system, and is used for detecting the position of the towing pin 206 reaching the bottom and feeding back signals to the vehicle-mounted control system.
Further, a connecting plate 9 is arranged between the upper baffle plate 3 and the lower baffle plate 4, a third sensor 11 is arranged on the connecting plate 9, the third sensor 11 is connected with a vehicle-mounted control system and is used for positioning the position of the hook 10 by the hook placing groove 7 and feeding signals back to the vehicle-mounted control system, and the positions of the third sensor 11 and the hook placing groove 7 are in the same straight line.
Example 1
The first sensor 5 is arranged on the side of the connecting bracket 203, and the first sensor 5 is connected with a vehicle-mounted control system for sensing the position of the rear trailer and feeding back signals to the vehicle-mounted control system. .
The guide rail 107 is fixed on the rear surface 8 of the tractor through bolts, the front surface of the guide rail 107 is provided with a rectangular opening, the two sides of the interior of the guide rail 107 are provided with a first slide groove 1071 and a second slide groove 1072, a traction bolt seat plate 105 is arranged in the first slide groove 1071, a guide baffle 106 is arranged in the second slide groove 1072, and the traction bolt seat plate 105 and the guide baffle 106 are controlled by a first oil cylinder 101 to vertically slide in the first slide groove 1071 and the second slide groove 1072 respectively.
The first oil cylinder 101 is fixed on one side of the guide rail 107 through an oil cylinder mounting seat 102, the first oil cylinder 101 is connected with a vehicle-mounted control system, and the expansion and contraction of the first oil cylinder 101 are controlled according to an internal program of the vehicle-mounted control system.
The cylinder head 103 passes through the slide pull ring 104 and is fixed by a nut.
The connecting part of the sliding plate pull ring 104 is provided with a U-shaped opening 1041, and the U-shaped opening 1041 is connected with a traction bolt seat plate 105 through bolts and is used for the transmission connection of the first oil cylinder 101 and the traction bolt seat plate 105.
The towing pin seat board 105 is connected with an upper baffle plate 3 and vertically arranged in the first slide groove 1071, and the upper baffle plate 3 is provided with a towing pin through hole for passing through the towing pin.
The bottom of the guide baffle 106 is connected with a lower baffle 4 and is vertically arranged in the second slide groove 1072, a hook placing groove 7 is formed in the lower baffle 4, the guide baffle 106 is connected with a traction bolt seat plate 105, and the hook placing groove 7 is used for placing hooks.
The technical scheme provided by the embodiment of the application at least has the following technical effects or advantages:
when the first sensor 5 senses that a trailer is arranged at the rear, a signal is fed back to the vehicle-mounted control system, the vehicle-mounted control system controls the first oil cylinder 101 to retract, the traction bolt seat plate 105 falls down at the moment, and the traction bolt seat plate 105 is connected with the guide baffle 106, so that the guide baffle 106, the upper baffle 3 and the lower baffle 4 are driven to fall down together, the second oil cylinder 204 stretches out, and the traction bolt 206 is driven to automatically rise, so that the traction hook state can be automatically butted.
Example two
The bottom of the hook placing groove 7 is provided with a second sensor 6, and the second sensor 6 is connected with a vehicle-mounted control system and is used for detecting the position of the traction bolt 206 reaching the bottom and feeding back signals to the vehicle-mounted control system.
A connecting plate 9 is arranged between the upper baffle plate 3 and the lower baffle plate 4, a third sensor 11 is arranged on the connecting plate 9, the third sensor 11 is connected with a vehicle-mounted control system and is used for positioning the position of the hook 10 by the hook placing groove 7 and feeding back signals to the vehicle-mounted control system, and the third sensor 11 and the position of the hook placing groove 7 are positioned on the same straight line.
The slide rod seat 201 is connected with the towing bolt seat plate 105.
The upper end of the slide rod 205 passes through the slide rod seat 201 and is fixed by a nut, and the lower end thereof passes through the upper baffle 3 and is fixed by a nut.
The slide guide 202 passes through the slide bar 205 and slides up and down.
The second oil cylinder 204 is arranged on the upper baffle plate 3, the oil cylinder rod head 103 at the top of the second oil cylinder 204 penetrates through the sliding guide plate 202 and is fixed through a nut, and the second oil cylinder 204 is connected with a vehicle-mounted control system.
One end of the connection bracket 203 is provided with a split pin 2034 and is attached to the cylinder head at the top of the second cylinder 204, the split pin 2034 is connected with a slide guide 202 through a fastener, the connection bracket 203 is provided with an L shape, the connection bracket 203 comprises a first connection block 2031, a hinge assembly 2032 and a second connection block 2033, the first connection block 2031 is provided with a T shape and is connected with the slide guide 202 through the fastener, the first connection block 201 is connected with the second connection block 2033 through the hinge assembly 2032, and the second connection block 2033 is connected with a traction bolt 206.
The technical scheme provided by the embodiment of the application at least has the following technical effects or advantages:
when the third sensor 11 senses that the hook 10 and the hook placing groove 7 are on the same straight line, the third sensor 11 feeds back a signal to the vehicle-mounted control system, the vehicle-mounted control system controls the tractor to move backwards and place the hook in the hook placing groove 7, then the vehicle-mounted control system controls the second oil cylinder 204 to retract, and at the moment, the traction bolt 206 automatically falls down to lock the hook 10; when the second sensor 6 senses that the bottom end of the traction bolt 206 reaches the upper portion of the hook placing groove 7, the second sensor 6 feeds signals back to the vehicle-mounted control system, the vehicle-mounted control system controls the first oil cylinder 101 to extend and drive the traction bolt seat plate 105, the guide baffle 106, the upper baffle 3 and the lower baffle 4 to ascend, the hook is lifted, and at the moment, the tractor can walk, and the loaded or unloaded state can be achieved.
When the tractor runs to a specified position, the vehicle-mounted control system controls the first oil cylinder 101 to retract, so that the traction bolt seat plate 105, the guide baffle 106, the upper baffle 3 and the lower baffle 4 are driven to descend, the vehicle-mounted control system controls the second oil cylinder 204 to extend, at the moment, the traction bolt 206 ascends, the hook 10 falls off, and the work that the tractor is separated from the hook is completed.
While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present application without departing from the application
Clear spirit and scope. Thus, it is intended that the present application also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. An automatic hook device that holds in palm of tractor for airport which characterized in that: comprises a traction bolt seat board lifting mechanism and a traction bolt lifting mechanism;
a traction bolt seat plate lifting mechanism for lifting the traction bolt seat plate up and down;
a traction bolt lifting mechanism for lifting the traction bolt up and down;
the traction bolt lifting mechanism comprises a slide bar seat, a slide bar, a slide guide plate, a second oil cylinder, a connecting bracket and a traction bolt;
the sliding rod seat is connected with a traction bolt seat plate;
the upper end of the sliding rod passes through the sliding rod seat and is fixed through a nut, and the lower end of the sliding rod passes through the upper baffle and is fixed through a nut;
the sliding guide plate penetrates through the sliding rod and slides up and down;
the cylinder rod head at the top of the second cylinder penetrates through the sliding guide plate and is fixed through a nut, and the second cylinder is connected with a vehicle-mounted control system;
the connecting bracket is characterized in that one end of the connecting bracket is provided with a cotter pin and is attached to an oil cylinder rod head at the top of the second oil cylinder, the cotter pin is connected with a sliding guide plate through a fastener, the connecting bracket is L-shaped and comprises a first connecting block, a hinge assembly and a second connecting block, the first connecting block is T-shaped and is connected with the sliding guide plate through the fastener, the first connecting block is connected with the second connecting block through the hinge assembly, and the second connecting block is connected with a traction bolt.
2. An airport tractor auto-hook assembly as defined by claim 1 wherein: the traction bolt seat plate lifting mechanism comprises a guide rail, a first oil cylinder, an oil cylinder mounting seat, an oil cylinder rod head, a sliding plate pull ring, a traction bolt seat plate and a guide baffle plate;
the guide rail is fixed on the back of the tractor through a bolt, the front of the guide rail is provided with a rectangular opening, and the two sides of the interior of the guide rail are provided with a first chute and a second chute;
the first oil cylinder is fixed on one side of the guide rail through an oil cylinder mounting seat and is connected with a vehicle-mounted control system;
the oil cylinder rod head penetrates through the pull ring of the sliding plate and is fixed through a nut;
the connecting part of the sliding plate pull ring is provided with a U-shaped opening, and the U-shaped opening is connected with a traction bolt seat plate through a bolt;
the traction bolt seat board is connected with an upper baffle plate and is vertically arranged in the first chute, and the upper baffle plate is provided with a traction bolt through hole;
the bottom of the guide baffle is connected with a lower baffle and is vertically arranged in the second chute, a hook placing groove is formed in the lower baffle, and the guide baffle is connected with a traction bolt seat plate.
3. An airport tractor auto-hook assembly as defined by claim 2 wherein: the side of the connecting support is provided with a first sensor, and the first sensor is connected with a vehicle-mounted control system and is used for sensing the position of a rear trailer and feeding back signals to the vehicle-mounted control system.
4. An airport tractor auto-hook assembly as defined by claim 2 wherein: the bottom of the hook placing groove is provided with a second sensor, and the second sensor is connected with a vehicle-mounted control system.
5. An airport tractor auto-hook assembly as defined by claim 2 wherein: a connecting plate is arranged between the upper baffle plate and the lower baffle plate, a third sensor is arranged on the connecting plate, and the third sensor is connected with a vehicle-mounted control system.
6. An airport tractor auto-hook assembly as defined by claim 5 wherein: the third sensor and the hook placing groove are positioned on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210140597.4A CN114435041B (en) | 2022-02-16 | 2022-02-16 | Automatic hook supporting device of tractor for airport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210140597.4A CN114435041B (en) | 2022-02-16 | 2022-02-16 | Automatic hook supporting device of tractor for airport |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114435041A CN114435041A (en) | 2022-05-06 |
| CN114435041B true CN114435041B (en) | 2023-10-31 |
Family
ID=81373449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210140597.4A Active CN114435041B (en) | 2022-02-16 | 2022-02-16 | Automatic hook supporting device of tractor for airport |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114435041B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11987084B2 (en) * | 2021-09-17 | 2024-05-21 | Crown Equipment Corporation | Hitches including latch actuators and sensors, and vehicles incorporating the same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5286050A (en) * | 1992-03-11 | 1994-02-15 | Unlimited Solutions, Inc. | Hitch for trailers |
| DE102005007635A1 (en) * | 2005-02-18 | 2006-08-31 | Schnabl, Peter | Towing device for connecting towing vehicle with trailer has coupling bolt provided with handle grip which is axially adjustable such that it can be inserted or withdrawn manually from coupling muzzle |
| CN202022064U (en) * | 2011-04-06 | 2011-11-02 | 大连叉车有限责任公司 | Height adjustment device for traction seat |
| CN104354550A (en) * | 2014-10-23 | 2015-02-18 | 安徽合力股份有限公司 | Hydraulic control automatic traction mechanism |
| CN215826409U (en) * | 2021-05-31 | 2022-02-15 | 驭势科技（北京）有限公司 | Unmanned tractor and automatic unhooking device thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9517669B2 (en) * | 2012-03-19 | 2016-12-13 | Premium Mining Services Pty Ltd | Tow hitch with movable coupling |
-
2022
- 2022-02-16 CN CN202210140597.4A patent/CN114435041B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5286050A (en) * | 1992-03-11 | 1994-02-15 | Unlimited Solutions, Inc. | Hitch for trailers |
| DE102005007635A1 (en) * | 2005-02-18 | 2006-08-31 | Schnabl, Peter | Towing device for connecting towing vehicle with trailer has coupling bolt provided with handle grip which is axially adjustable such that it can be inserted or withdrawn manually from coupling muzzle |
| CN202022064U (en) * | 2011-04-06 | 2011-11-02 | 大连叉车有限责任公司 | Height adjustment device for traction seat |
| CN104354550A (en) * | 2014-10-23 | 2015-02-18 | 安徽合力股份有限公司 | Hydraulic control automatic traction mechanism |
| CN215826409U (en) * | 2021-05-31 | 2022-02-15 | 驭势科技（北京）有限公司 | Unmanned tractor and automatic unhooking device thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114435041A (en) | 2022-05-06 |
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