CN210309792U - Quick connection traction hook for load trailer - Google Patents
Quick connection traction hook for load trailer Download PDFInfo
- Publication number
- CN210309792U CN210309792U CN201921035255.6U CN201921035255U CN210309792U CN 210309792 U CN210309792 U CN 210309792U CN 201921035255 U CN201921035255 U CN 201921035255U CN 210309792 U CN210309792 U CN 210309792U
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- hook
- block
- bottom plate
- spring
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Abstract
The utility model discloses a load trailer high-speed joint pulls couple belongs to and pulls couple technical field. A load-carrying trailer quick connection traction hook comprises a hook body and a bottom plate, wherein one end of the bottom plate, which is far away from the hook body, is connected with two fixed plates, a fixed shaft is connected between the two fixed plates, the outer wall of the fixed shaft is rotatably connected with a stop lever, the outer wall of the fixed shaft is sleeved with a torsional spring, two ends of the torsional spring are respectively connected with the outer walls of a baffle and the bottom plate, the outer wall of the stop lever is connected with an insert block, the outer wall of the hook is provided with a slot matched with the insert block, a placing groove is also formed in the hook body, a limiting block is connected in the placing groove in a sliding manner, the outer wall of the insert block is provided with a limiting groove, the limiting block is connected in the limiting groove; the utility model discloses carry on spacingly to the pin, avoid the pin to receive the extrusion, make the rope drop from the opening part of couple.
Description
Technical Field
The utility model relates to a pull couple technical field, especially relate to a load trailer high-speed joint pulls couple.
Background
The utility model provides a freight train is a car for freight, sometimes also regard as haulage vehicle to use, drive other vehicles and remove, generally can divide into heavy and light-duty two kinds according to the weight of car, the tractor is exactly to be with the instrument traction between locomotive and the railway carriage, general large-scale freight train or semitrailer, this locomotive can break away from original railway carriage and pull other railway carriages promptly, and the railway carriage also can break away from original locomotive and pull by other locomotives, there is the locomotive of driving capability to call the tractor in the front, the rear does not pull the car trailer of driving capability, the trailer is dragged away by the tractor, traditional load all need utilize to pull the couple and link together two cars when pulling other vehicles.
The Chinese utility model with the patent number of CN201821691269.9 in the prior art discloses a quick connection traction hook for a load trailer, which comprises a first clamping block, wherein the top and the bottom of the first clamping block are both connected with fixing bolts in an inserting way, one end of each fixing bolt is respectively connected with the top and the bottom of a second clamping block in an inserting way, the second clamping block is arranged at one side of the first clamping block, the traction hook can be quickly installed on the truck through the first clamping block, the second clamping block, the fixing bolt, the fixing nut and the arc-shaped clamping groove, the convenience of installing and disassembling the traction hook is improved, the fixed plate, the rotating rod, the stop lever and the torsional spring are arranged to block an opening of the hook, the traction rope is prevented from falling off, the practicability of the hook is improved, the connecting rod, the damping spring and the bottom plate are arranged to perform damping and buffering on the hook, so that the anti-seismic effect is achieved, and the service life of the hook is prolonged; but this utility model pin easily receives the extrusion in the use to make the rope drop from the opening part of couple, there is the potential safety hazard, consequently need carry on spacingly to the pin.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the stop lever is extruded and the rope is easy to fall off in the prior art, and providing a load trailer quick-connect traction hook.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a quick connection traction hook of a load trailer comprises a hook main body and a bottom plate, wherein the hook main body is connected with the outer wall of the bottom plate, one end of the bottom plate far away from the hook main body is connected with two fixing plates, a fixing shaft is connected between the two fixing plates, the outer wall of the fixed shaft is rotatably connected with a stop lever, the outer wall of the fixed shaft is sleeved with a torsion spring, two ends of the torsion spring are respectively connected with the stop lever and the outer wall of the bottom plate, the outer wall of the stop lever is connected with an insertion block, the outer wall of the hook is provided with a slot matched with the insertion block, a placing groove is also cut in the hook main body, a limiting block is connected in the placing groove in a sliding way, a limiting groove is cut on the outer wall of the inserting block, the limiting block is connected in the limiting groove, the bottom of the limiting block is connected with a pulling rod, a through hole is chiseled in the hook main body, the pulling rod is connected in the through hole in a sliding mode, and one end, far away from the limiting block, of the pulling rod is connected with a handle.
Preferably, the outer wall of the pulling rod is sleeved with a first spring, and the first spring is connected between the bottom of the limiting block and the inner wall of the placing groove.
Preferably, the bottom plate outer wall is excavated there is the shrinkage pool, sliding connection has the connecting rod in the shrinkage pool, the first clamp splice of bottom fixedly connected with of connecting rod, threaded hole is excavated to first clamp splice outer wall, the threaded hole in-connection has the bolt, the one end that first clamp splice was kept away from to the bolt is connected with the second clamp splice.
Preferably, the outer wall of the connecting rod is sleeved with a second spring, and the second spring is connected between the first clamping block and the bottom plate.
Preferably, one end of the connecting rod, which is far away from the first clamping block, is connected with a limiting plate.
Preferably, arc-shaped grooves are formed in the outer walls of the first clamping block and the second clamping block, and the outer walls of the arc-shaped grooves are connected with anti-slip pads.
Compared with the prior art, the utility model provides a load trailer high-speed joint pulls couple possesses following beneficial effect:
1. when the traction hook is installed, the first clamping block and the second clamping block are manually clamped on a hook installation rod on a load-carrying vehicle, so that the arc-shaped grooves on the first clamping block and the second clamping block clamp the installation rod, then bolts are screwed in the threaded holes, the positions of the first clamping block and the second clamping block are fixed, the vehicle to be pulled is fixed by a rope, the other end of the rope is sleeved on the hook main body, the handle is required to be pulled first, the handle drives the pulling rod to slide in the through hole, so that the pulling rod drives the limiting block to move into the placing groove from the limiting groove, in the process, the limiting block extrudes the first spring, the rope is in contact with the limiting rod and presses the limiting rod downwards, the outer wall of the limiting rod is not limited by the limiting block, the limiting rod can drive the rotating rod to rotate through a torsional spring, and the inserting block is moved out of the slot, thereby the rope is sleeved on the inner side of the hook main body, the rope leaves the stop lever, no force is applied, the torsion spring is reset to drive the stop lever to rotate, and the stop lever is driven to shield the opening of the hook main body, then the handle is loosened to enable the pulling rod to slide under the action of the first spring, so that the limiting block enters the limiting groove on the outer wall of the stop lever, the stop lever is effectively limited, the stop lever is prevented from being extruded, the rope slides out of the inner side of the hook main body, when the truck pulls the rear vehicle through the hook, the second spring can play a role of buffering to prevent the hook main body from being damaged due to overlarge pulling force, when the truck decelerates, the rear towed vehicle moves forward due to inertia, the bottom plate compresses the second spring, when the speeds of the two vehicles are kept the same, the second spring is reset, so that a good shock absorption and buffering effect is achieved on the traction hook; the utility model discloses a spacing to the pin, avoided the pin to receive the extrusion in the use, made the rope drop from the opening part of couple main part, be favorable to the elimination of potential safety hazard.
Drawings
Fig. 1 is a schematic view of an overall structure of a quick connection traction hook for a load trailer according to the present invention;
fig. 2 is a schematic view of the overall structure of a quick connection traction hook for a load trailer according to the present invention;
FIG. 3 is a schematic view of an external structure of a hook body of a quick-connect towing hook for a load-carrying trailer according to the present invention;
FIG. 4 is a schematic view of a cross-sectional structure of a hook body of a quick-connect towing hook for a load-carrying trailer according to the present invention;
fig. 5 is the utility model provides a load trailer high-speed joint pulls pin rotating-structure schematic diagram of couple.
In the figure: 1. a hook main body; 2. a base plate; 3. a fixing plate; 4. a fixed shaft; 5. a stop lever; 6. a torsion spring; 7. inserting a block; 8. a slot; 9. a limiting groove; 10. a limiting block; 11. pulling a rod; 12. a through hole; 13. a placement groove; 14. a handle; 15. a first spring; 16. a connecting rod; 161. a second spring; 17. a first clamping block; 18. a bolt; 19. a second clamp block; 20. an arc-shaped slot; 21. a non-slip mat; 22. and a limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-5, a load trailer quick connection traction hook comprises a hook body 1 and a bottom plate 2, the hook body 1 is connected to the outer wall of the bottom plate 2, one end of the bottom plate 2 far away from the hook body 1 is connected with two fixing plates 3, a fixing shaft 4 is connected between the two fixing plates 3, the outer wall of the fixing shaft 4 is rotatably connected with a stop lever 5, the outer wall of the fixing shaft 4 is sleeved with a torsion spring 6, two ends of the torsion spring 6 are respectively connected to the outer walls of the stop lever 5 and the bottom plate 2, the outer wall of the stop lever 5 is connected with an insert 7, the outer wall of the hook body 1 is provided with a slot 8 matched with the insert 7, a placing groove 13 is further drilled in the hook body 1, a limit block 10 is slidably connected in the placing groove 13, the outer wall of the insert 7 is provided with a limit groove 9, the limit block 10 is connected, the pulling rod 11 is connected in the through hole 12 in a sliding manner, and one end of the pulling rod 11, which is far away from the limiting block 10, is connected with a handle 14.
Referring to fig. 4-5, the outer wall of the pulling rod 11 is sleeved with a first spring 15, and the first spring 15 is connected between the bottom of the limiting block 10 and the inner wall of the placing groove 13.
Referring to fig. 1-2, a concave hole is drilled in the outer wall of the bottom plate 2, a connecting rod 16 is slidably connected in the concave hole, a first clamping block 17 is fixedly connected to the bottom of the connecting rod 16, a threaded hole is drilled in the outer wall of the first clamping block 17, a bolt 18 is connected in the threaded hole, and a second clamping block 19 is connected to one end, far away from the first clamping block 17, of the bolt 18.
Referring to fig. 1-2, the outer wall of the connecting rod 16 is sleeved with a second spring 161, and the second spring 161 is connected between the first clamping block 17 and the bottom plate 2.
Referring to fig. 1-2, a limiting plate 22 is connected to an end of the connecting rod 16 away from the first clamping block 17.
Referring to fig. 1-2, the outer walls of the first clamping block 17 and the second clamping block 19 are both cut with an arc-shaped groove 20, and the outer wall of the arc-shaped groove 20 is connected with a non-slip mat 21.
In the utility model, when the traction hook is installed, the hook installation rod on the truck is manually clamped by the first clamping block 17 and the second clamping block 19, so that the arc-shaped grooves 20 on the first clamping block 17 and the second clamping block 19 clamp the installation rod, and then the bolt 18 is screwed in the threaded hole, thereby fixing the positions of the first clamping block 17 and the second clamping block 19, fixing the rope for the vehicle to be pulled, then sleeving the other end of the rope on the hook main body 1, needing to firstly pull the handle 14, leading the handle 14 to drive the pulling rod 11 to slide in the through hole 12, leading the pulling rod 11 to drive the stopper 10 to move into the placing groove 13 from the limiting groove 9, leading the stopper 10 to extrude the first spring 15 in the process, leading the rope to contact with the stop lever 5 and press the stop lever 5, leading the outer wall of the stop lever 5 to have no limitation of the stopper 10, leading the stop lever 5 to drive the stop lever 5 to rotate through the torsion spring 6, the inserting block 7 is moved out of the slot 8, so that the rope is sleeved on the inner side of the hook main body 1, the rope leaves the stop lever 5, no force is applied, the torsion spring 6 is reset to drive the stop lever 5 to rotate, the stop lever 5 is driven to shield an opening of the hook main body 1, then the handle 14 is loosened, the pulling rod 11 slides under the action of the first spring 15, so that the limiting block 10 enters the limiting groove 9 on the outer wall of the stop lever 5, the stop lever 5 is effectively limited, the stop lever 5 is prevented from being extruded, the rope slides out of the inner side of the hook main body 1, when a load-carrying vehicle pulls a rear vehicle through the hook, the second spring 161 can play a role of buffering, the damage of the hook main body 1 caused by overlarge traction force is prevented, when the load-carrying vehicle decelerates, the rear pulled vehicle moves forwards due to inertia, the bottom plate 2 compresses the second spring 161, when the speeds of the two vehicles are kept, the second spring 161 is reset, so that a good damping and buffering effect is achieved on the traction hook; the utility model discloses a spacing to pin 5, avoided pin 5 to receive the extrusion in the use, made the rope drop from the opening part of couple main part 1, be favorable to the elimination of potential safety hazard.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The quick connection traction hook of the load trailer comprises a hook body (1) and a bottom plate (2), wherein the hook body (1) is connected to the outer wall of the bottom plate (2), and is characterized in that one end, far away from the hook body (1), of the bottom plate (2) is connected with two fixing plates (3), a fixing shaft (4) is connected between the two fixing plates (3), the outer wall of the fixing shaft (4) is rotatably connected with a stop lever (5), the outer wall of the fixing shaft (4) is sleeved with a torsion spring (6), two ends of the torsion spring (6) are respectively connected to the outer walls of the stop lever (5) and the bottom plate (2), the outer wall of the stop lever (5) is connected with an insert block (7), a slot (8) matched with the insert block (7) is formed in the outer wall of the hook body (1), a placing groove (13) is further formed in the hook body (1), and a limit block (10) is, insert piece (7) outer wall and cut spacing groove (9), stopper (10) are connected in spacing groove (9), the bottom of stopper (10) is connected with pulling pole (11), it has through-hole (12) to cut in couple main part (1), pulling pole (11) sliding connection is in through-hole (12), the one end that stopper (10) were kept away from in pulling pole (11) is connected with handle (14).
2. The quick-connection towing hook for load-carrying trailers as claimed in claim 1, characterized in that the outer wall of the pulling rod (11) is sleeved with a first spring (15), and the first spring (15) is connected between the bottom of the limiting block (10) and the inner wall of the placing groove (13).
3. The quick-connection traction hook of a load trailer according to claim 1, wherein a concave hole is cut on the outer wall of the bottom plate (2), a connecting rod (16) is connected in the concave hole in a sliding manner, a first clamping block (17) is fixedly connected to the bottom of the connecting rod (16), a threaded hole is cut on the outer wall of the first clamping block (17), a bolt (18) is connected in the threaded hole, and one end, far away from the first clamping block (17), of the bolt (18) is connected with a second clamping block (19).
4. A load trailer quick connect hitch coupler as claimed in claim 3, characterised in that a second spring (161) is sleeved on the outer wall of said coupler shaft (16), said second spring (161) being connected between the first clamp block (17) and the floor (2).
5. A load trailer quick connect hitch clevis of claim 4, characterized in that the end of the connecting rod (16) remote from the first clamp block (17) is connected to a limit plate (22).
6. A load trailer quick connect tow hitch as claimed in claim 3, characterised in that the outer walls of the first clamp blocks (17) and the second clamp blocks (19) are each chiseled with an arc-shaped slot (20), and the outer walls of the arc-shaped slots (20) are connected with non-slip mats (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921035255.6U CN210309792U (en) | 2019-07-04 | 2019-07-04 | Quick connection traction hook for load trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921035255.6U CN210309792U (en) | 2019-07-04 | 2019-07-04 | Quick connection traction hook for load trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210309792U true CN210309792U (en) | 2020-04-14 |
Family
ID=70148809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921035255.6U Expired - Fee Related CN210309792U (en) | 2019-07-04 | 2019-07-04 | Quick connection traction hook for load trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210309792U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112428354A (en) * | 2020-10-05 | 2021-03-02 | 张硕 | Wood system is drilling auxiliary device for furniture processing |
| CN114952678A (en) * | 2022-04-06 | 2022-08-30 | 东风时代(武汉)电池系统有限公司 | Mounting tool and mounting system for PACK vehicle and AGV |
| WO2023245782A1 (en) * | 2022-06-21 | 2023-12-28 | 扬州易特普动力科技有限公司 | Energy-saving, durable and link-rod-type electronic speed regulation mechanism for engine of generator set |
-
2019
- 2019-07-04 CN CN201921035255.6U patent/CN210309792U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112428354A (en) * | 2020-10-05 | 2021-03-02 | 张硕 | Wood system is drilling auxiliary device for furniture processing |
| CN114952678A (en) * | 2022-04-06 | 2022-08-30 | 东风时代(武汉)电池系统有限公司 | Mounting tool and mounting system for PACK vehicle and AGV |
| WO2023245782A1 (en) * | 2022-06-21 | 2023-12-28 | 扬州易特普动力科技有限公司 | Energy-saving, durable and link-rod-type electronic speed regulation mechanism for engine of generator set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20210704 |