CN220374208U

CN220374208U - Three-ball head band rotatable shackle type trailer hook

Info

Publication number: CN220374208U
Application number: CN202321896996.XU
Authority: CN
Inventors: 周文腾; 颜慧莉; 孙全梅; 倪洪建
Original assignee: Hangzhou Ruishang Hardware Co ltd
Current assignee: Hangzhou Ruishang Hardware Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-01-23
Anticipated expiration: 2033-07-19

Abstract

The utility model discloses a three-ball-head-belt rotatable shackle type trailer hook which comprises a connecting component, wherein one end of the connecting component is detachably connected with a rotating component, and one end of the rotating component, which is far away from the connecting component, is detachably connected with a towing hook component. According to the utility model, the connecting component is matched with the rotating component and the towing hook component, so that the towing hook can be controlled to rotate along the direction of torque force generated by bumping of the trailer and the towed vehicle, the towing hook is protected, the service life of the towing hook can be prolonged, and meanwhile, the whole structure of the towing hook can be completely disassembled according to the requirement, so that damaged components can be accurately replaced, and the cost loss can be reduced.

Description

Three-ball head band rotatable shackle type trailer hook

Technical Field

The utility model relates to the field of trailer couplers, in particular to a three-ball-head-band rotatable shackle type trailer coupler.

Background

The trailer hook is used for connecting a trailer with a towed vehicle to achieve a connecting and fixing effect, the three-ball rotatable shackle type trailer hook is widely applied and has strong practicability, the existing trailer hook shackle is simple in structure, and therefore the existing trailer hook shackle can only rotate up and down to buffer when the towed vehicle and the towed vehicle shake, but when a road jolts, the jolts direction of the trailer and the jolts direction of the towed vehicle are changeable, so that the buffer protection effect is not obvious enough, and based on the buffer protection effect, the trailer hook capable of buffering according to the jolts direction of the towed vehicle and the jolts direction of the towed vehicle is necessary.

Disclosure of Invention

The utility model aims to provide a three-ball-head-belt rotatable shackle type trailer hook, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a three ball bandeau rotatable shackle formula trailer hook, includes coupling assembling, coupling assembling's one end detachably is connected with the rotating assembly, rotating assembly keeps away from coupling assembling's one end and is connected with the towing hook subassembly detachably;

the connecting assembly comprises a connecting plate, two first buckles are fixedly connected with the surface of the connecting plate, two first pin rods are movably inserted into the first buckles, first pin holes are formed in the side surfaces of the first pin rods, first limit rods are movably inserted into the first pin holes, the rotating assembly comprises two second buckles, connecting rods are fixedly connected with the side surfaces of the second buckles, a third buckle is fixedly connected between the connecting rods, inserting rods are movably inserted into the third buckles, the towing hook assembly comprises fixing rods, one end of each fixing rod is fixedly connected with an end head, two side surfaces of each end head and each upper end face of each end head are fixedly connected with a ball head, and the lower end faces of the end heads are detachably connected with towing hook bodies.

As a preferable scheme of the utility model, a plurality of first screw holes are formed in the surface of the connecting plate, and first bolts are connected with the inner parts of the plurality of first screw holes in a threaded manner.

As a preferable scheme of the utility model, a second pin hole is formed in the side surface of the inserting connection rod, and a second pin rod is movably inserted into the second pin hole.

As a preferable scheme of the utility model, a third pin hole is formed in the lower end side surface of the second pin rod, and a second limiting rod is movably inserted into the third pin hole.

As a preferable scheme of the utility model, the lower end face of the end head is provided with a mounting groove, the towing hook body is movably mounted in the mounting groove, the mounting groove and the surface of the towing hook body are provided with a plurality of second screw holes, and the insides of the second screw holes are connected with second bolts in a threaded manner.

As a preferable scheme of the utility model, one end of the fixed rod far away from the end head is provided with the plug hole, the plug rod is movably plugged in the plug hole, the side surface of the fixed rod is provided with the fourth pin hole, the fourth pin hole is overlapped with the second pin hole, and the second pin rod penetrates through the second pin hole to be movably plugged in the fourth pin hole.

As a preferable scheme of the utility model, the inserting connection rod, the fixing rod and the towing hook body are all made of alloy steel materials.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the connecting assembly is matched with the rotating assembly and the towing hook assembly to rotate according to the bumping rotation angle of the trailer and the towed vehicle, so that the protection effect on the towing vehicle hook can be enhanced, when the trailer is used, the connecting plate is connected with the trailer through the first bolt, then the ball head or the towing hook body is selectively used for connecting with the towed vehicle, when the towing vehicle is bumped by moving the towed vehicle, the towing vehicle hook can rotate up and down through the first retaining ring matched with the second retaining ring and the first pin rod, and meanwhile, the second pin rod is inserted into the second pin hole and the fourth pin hole, so that the inserting rod can rotate anticlockwise or clockwise by taking the third retaining ring as the center, and damage caused by overlarge torque force on the towing vehicle hook is avoided.

2. The utility model can completely disassemble the trailer hook through the connecting component matched with the rotating component and the trailer hook component, and further can accurately replace damaged components.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a disassembled view of the structure of the connecting assembly of the present utility model;

FIG. 3 is a disassembled view of the rotary assembly structure of the present utility model;

fig. 4 is a disassembled view of the towing hook component structure of the utility model.

In the figure: 1. a connection assembly; 11. a connecting plate; 12. a first clasp; 13. a first pin; 14. a first pin hole; 15. a first stop lever; 111. a first screw hole; 112. a first bolt; 2. a rotating assembly; 21. a second clasp; 22. a connecting rod; 23. a third clasp; 24. inserting a connecting rod; 211. a second pin hole; 212. a second pin; 221. a third pin hole; 222. a second limit rod; 3. a tow hook assembly; 31. a fixed rod; 32. an end head; 33. ball head; 34. a towing hook body; 311. a mounting groove; 312. a second screw hole; 313. a second bolt; 321. a plug hole; 322. and a fourth pin hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a three ball bandeau rotatable shackle formula trailer hook, includes coupling assembling 1, and coupling assembling 1's one end can be dismantled and be connected with rotatory subassembly 2, and rotatory subassembly 2 is kept away from coupling assembling 1's one end and can be dismantled and be connected with towing hook subassembly 3;

the connecting assembly 1 comprises a connecting plate 11, two first buckles 12 are fixedly connected to the surface of the connecting plate 11, first pin rods 13 are movably inserted into the two first buckles 12, first pin holes 14 are formed in the side surfaces of the first pin rods 13, first limit rods 15 are movably inserted into the first pin holes 14, the rotating assembly 2 comprises two second buckles 21, connecting rods 22 are fixedly connected to the side surfaces of the two second buckles 21, a third buckle 23 is fixedly connected between the two connecting rods 22, inserting rods 24 are movably inserted into the third buckle 23, the towing hook assembly 3 comprises fixing rods 31, one ends of the fixing rods 31 are fixedly connected with ends 32, two side surfaces and the upper end surfaces of the ends 32 are fixedly connected with ball heads 33, and the lower end surfaces of the ends 32 are detachably connected with towing hook bodies 34.

Specifically, the connection assembly 1 that through setting up cooperates rotating assembly 2 and tow hook assembly 3 not only can control the tow hook to rotate along the direction of trailer and by the direction of trailer jolt production torque to protect the tow hook, and then can prolong the life of tow hook, simultaneously still be convenient for dismantle the whole structure of tow hook as required completely through above-mentioned structure, consequently, can carry out accurate change to damaging the part, and then can reduce cost loss, when using, at first be connected tow hook and trailer and by the trailer through connecting plate 11 and bulb 33 or tow hook body 34, when the trailer is taken by the trailer and is removed jolt, first buckle 12 and second buckle 21 rotate about first round pin 13 as the center, simultaneously, dead lever 31 and peg graft pole 24 use third buckle 23 to carry out axial clockwise or anticlockwise rotation as the center, consequently, can make the tow hook body rotate with the direction of trailer and by the trailer production torque, and then can protect the tow hook, avoid the fracture, reach the purpose of extension tow hook life.

In this embodiment: the surface of the connecting plate 11 is provided with a plurality of first screw holes 111, and the inner parts of the plurality of first screw holes 111 are respectively connected with a first bolt 112 in a threaded manner.

Specifically, the connection plate 11 and the trailer can be screwed in the first screw hole 111 by the first bolt 112, so that the connection strength between the trailer hook and the trailer can be enhanced.

In this embodiment: the side surface of the plugging rod 24 is provided with a second pin hole 211, and a second pin rod 212 is movably plugged in the second pin hole 211.

Specifically, the second pin 212 is inserted into the second pin hole 211 to connect the insertion rod 24 and the fixing rod 31, and the second pin 212 is removed from the second pin hole 211 to detach the insertion rod 24, the fixing rod 31, and the third retaining ring 23.

In this embodiment: a third pin hole 221 is formed on the lower end side surface of the second pin rod 212, and a second limit rod 222 is movably inserted into the third pin hole 221.

Specifically, the second limiting rod 222 is inserted into the third pin hole 221, so that the second pin rod 212 can be limited through the second limiting rod 222, and the separation of the trailer and the towed vehicle caused by the falling of the second pin rod 212 is avoided.

In this embodiment: the lower end face of the end head 32 is provided with a mounting groove 311, the towing hook body 34 is movably mounted in the mounting groove 311, a plurality of second screw holes 312 are formed in the mounting groove 311 and the surface of the towing hook body 34, and the second screw holes 312 are in threaded connection with second bolts 313.

Specifically, the connection strength between the tow hook body 34 and the head 32 can be enhanced by screwing the second bolt 313 inside the second screw hole 312, and at the same time, the tow hook body 34 and the head 32 can be detached by taking out the second bolt 313 from inside the second screw hole 312.

In this embodiment: the fixed lever 31 is kept away from the one end of end 32 and has been seted up spliced eye 321, and spliced pole 24 activity is pegged graft in the inside of spliced eye 321, and fourth pinhole 322 has been seted up to the side surface of fixed lever 31, and fourth pinhole 322 and second pinhole 211 coincide, and second pin 212 runs through second pinhole 211 activity grafting in the inside of fourth pinhole 322.

Specifically, through inserting the inserting rod 24 inside the inserting hole 321, the second pin rod 212 is inserted inside the fourth pin hole 322, so that the fixing rod 31 and the inserting rod 24 can be connected, when the towing hook body 34 rotates, the fixing rod 31 can rotate axially with the inserting rod 24 taking the third retaining ring 23 as the center, and then the effect of protecting the towing hook can be achieved.

In this embodiment: the inserting rod 24, the fixing rod 31 and the towing hook body 34 are all made of alloy steel materials.

Specifically, the plugging rod 24, the fixing rod 31 and the towing hook body 34 made of alloy steel materials can enhance the strength of the plugging rod and the fixing rod, and meanwhile, the towing hook is enabled to have certain toughness, so that breakage caused by overlarge tension or torque force can be avoided, and the service life of the towing hook can be further prolonged.

Working principle: when the trailer is used, the connecting plate 11 is connected with the trailer through the first bolt 112, then the ball head 33 or the trailer hook body 34 is selected to connect the trailer hook with the towed vehicle, when the towed vehicle moves and jolts with the towed vehicle, the first retaining ring 12 and the second retaining ring 21 can rotate up and down by taking the first pin 13 as the center, meanwhile, the inserting rod 24 can rotate clockwise or anticlockwise by taking the third retaining ring 23 as the center through the fixing rod 31 and the third retaining ring 23, so that the trailer hook can be engaged with the direction of torque generated by jolts of the towed vehicle and the towed vehicle, and the purpose of protecting the towed vehicle hook can be achieved, through the mutual cooperation of the structures, the trailer hook can rotate along the direction of the trailer and the towed vehicle, so the protection effect on the trailer hook can be enhanced, overlarge torque force breakage is avoided, the service life of the trailer hook can be prolonged, when damaged parts are replaced, the first pin rod 13 is firstly pulled out from the first retaining ring 12 and the second retaining ring 21, then the second pin rod 212 is taken out from the second pin hole 211 and the fourth pin hole 322, the connecting plate 11, the first retaining ring 12, the second retaining ring 21, the third retaining ring 23, the plugging rod 24 and the fixed rod 31 can be detached completely, and the whole structure of the trailer hook can be completely detached, so the damaged parts can be accurately replaced, and the purpose of reducing cost loss is achieved.

It is noted that 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. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotatable shackle formula trailer hook of three ball bandeau, includes coupling assembling (1), its characterized in that: one end of the connecting component (1) is detachably connected with a rotating component (2), and one end of the rotating component (2) far away from the connecting component (1) is detachably connected with a towing hook component (3);

the utility model provides a connecting assembly (1) includes connecting plate (11), the fixed surface of connecting plate (11) is connected with two first buckles (12), two the inside of first buckle (12) is all movably pegged graft and is had first round pin pole (13), first pinhole (14) have been seted up to the side surface of first round pin pole (13), the inside activity of first pinhole (14) is pegged graft and is had first gag lever post (15), rotating assembly (2) include two second buckles (21), two the equal fixedly connected with connecting rod (22) of side surface of second buckles (21), two fixedly connected with third buckle (23) between connecting rod (22), the inside activity of third buckle (23) is pegged graft and is had peg graft pole (24), towing hook subassembly (3) are including dead lever (31), the one end fixedly connected with end (32) of dead lever (31), both sides surface and up end all fixedly connected with bulb (33) of end (32), the lower terminal surface of end (32) can dismantle and be connected with towing hook body (34).

2. A three ball head band rotatable shackle type trailer hook as defined by claim 1 wherein: the surface of connecting plate (11) has seted up a plurality of first screw (111), and a plurality of the inside of first screw (111) is all threaded connection has first bolt (112).

3. A three ball head band rotatable shackle type trailer hook as defined by claim 1 wherein: the side surface of the plug-in rod (24) is provided with a second pin hole (211), and a second pin rod (212) is movably plugged in the second pin hole (211).

4. A three-ball hitch, with rotatable shackle, as defined by claim 3, wherein: a third pin hole (221) is formed in the lower end side surface of the second pin rod (212), and a second limiting rod (222) is movably inserted into the third pin hole (221).

5. A three ball head band rotatable shackle type trailer hook as defined by claim 1 wherein: the lower end face of the end head (32) is provided with a mounting groove (311), the towing hook body (34) is movably mounted in the mounting groove (311), a plurality of second screw holes (312) are formed in the mounting groove (311) and the surface of the towing hook body (34), and a plurality of second screw holes (312) are formed in the towing hook body and are in threaded connection with second bolts (313).

6. A three-ball hitch, with rotatable shackle, as defined by claim 3, wherein: the utility model discloses a plug hole (321) has been seted up to the one end that end (32) was kept away from to dead lever (31), plug rod (24) activity grafting is in the inside of plug hole (321), fourth pinhole (322) have been seted up to the side surface of dead lever (31), fourth pinhole (322) and second pinhole (211) coincide, second round pin pole (212) run through second pinhole (211) activity grafting in the inside of fourth pinhole (322).

7. A three ball head band rotatable shackle type trailer hook as defined by claim 1 wherein: the plug-in rod (24), the fixing rod (31) and the towing hook body (34) are all made of alloy steel materials.