Anti-loosening high-strength automobile towing hook

Abstract

The utility model relates to the technical field of automobile towing hooks, in particular to an anti-loosening high-strength automobile towing hook which comprises a base, one end of the base is fixedly connected with a straight cylinder, one end of the straight cylinder is attached to a block body, one side of the top of the block body is fixedly connected with a towing ball, the inner wall of one side of the base is in threaded connection with a bolt, and the inner wall of the other side of the base is in threaded connection with the bolt. And a clamping structure is arranged on one side of the block body. Through cooperation of the straight barrel, the block body, the threaded rod, the nut and the clamping structure, the cylinder is inserted into the inner wall of the straight barrel, then the T-shaped block is inserted into a groove in one end of the cylinder, the block body rotates by 90 degrees, the cylinder is driven by the block body to rotate by 90 degrees, then the T-shaped block is clamped in the groove of the cylinder, one-time fixing is achieved, the threaded rod is inserted into the inner wall of the straight barrel and the inner wall of the cylinder, and fixing is achieved. And the nut is rotated, so that the nut moves upwards on the outer wall of the threaded rod, secondary fixing is achieved, double stable fixing work is facilitated, the situation of loosening during trailer is avoided, and the fixing strength is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile towing hook, concretely to a high -strength automobile towing hook of anti -loosening. BACKGROUND

[0002] The automobile towing hook device (also called as the towing hook) is a towing device installed at the tail or front end of the automobile, which is used for connecting the traction device to tow other vehicles.

[0003] The prior art automobile towing hook device (application number: 202323327069.9) reduces the friction generated by towing, increases the service life of the towing hook, avoids the occurrence of the towing accident, and reduces the maintenance and replacement cost. However, the above-mentioned still has the following problems: when the automobile towing hook is used, the base of the automobile towing hook is fixed on the automobile by bolts, and the towing ring is connected with the base. At this time, when the fixed connection is carried out, it is inconvenient to carry out double stable fixing work, and further, the loosening condition is prone to occur when towing the car, it is inconvenient to increase the fixing strength, and when the automobile towing hook is used, the towing rope needs to be bound on the ring, which is inconvenient for the double binding work of the towing rope, and further, the loosening condition is prone to occur. UTILITY MODEL CONTENTS

[0004] The utility model discloses a high -strength automobile towing hook of anti -loosening to solve the problems in the prior art that it is inconvenient to carry out double stable fixing work, and further, the loosening condition is prone to occur when towing the car, it is inconvenient to increase the fixing strength, and it is inconvenient for the double binding work of the towing rope.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A high -strength automobile towing hook of anti -loosening is designed, which comprises a base, one end of the base is fixedly connected with a straight cylinder, one end of the straight cylinder is attached with a block, one side of the top of the block is fixedly connected with a towing ball, the inner wall of one side of the base is threadedly connected with a bolt, and one side of the block is provided with a clamping structure.

[0007] Preferably, the clamping structure comprises a cylinder, one end of the cylinder is fixedly connected with one end of the block, the outer wall of the cylinder is gap matched with the inner wall of the straight cylinder, and the recess of one end of the cylinder is gap matched with a shaped block.

[0008] Preferably, the inner wall of one side of the cylinder is gap matched with a threaded rod.

[0009] Preferably, the outer wall of the threaded rod is gap matched with the inner wall of one side of the straight cylinder, and the outer wall of the threaded rod is threadedly connected with a nut below.

[0010] Preferably, the front end face side of the block is rotatably connected with a circular ring two through a pin shaft.

[0011] Preferably, the top side of the block is fixedly connected with a circular ring one.

[0012] The utility model discloses a high -strength automobile tow hook of anti -loosening has the beneficial effect that through the cooperation of straight tube, block, threaded rod, nut and clamping structure, when using the device, can pass through the insertion of cylinder into the inner wall of straight tube, and then make T type block insert one end recess of cylinder, and the block drives cylinder to rotate ninety degrees, and then make T type block card in the recess of cylinder, realize fixed once, and then insert threaded rod into the inner wall of straight tube and cylinder, and rotate nut, make nut move upwards on the outer wall of threaded rod, and then realize secondary fixed, convenient for double stable fixed work, avoid the situation of loosening when towing, increase fixed strength.

[0013] Through the cooperation of block, circular ring one and circular ring two, when using the device, can pass through the binding of towing rope on circular ring one, and then pass through circular ring two, and bind on circular ring two, and then convenient for the double binding work of towing rope, further avoid the situation of loosening. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the structure schematic drawing of the utility model;

[0015] Fig. 2 It is the block, circular ring one and towing ball structure schematic drawing of the utility model;

[0016] Fig. 3 It is the threaded rod and cylinder structure schematic drawing of the utility model;

[0017] Fig. 4 It is the circular ring two and rubber pad structure schematic drawing of the utility model;

[0018] Fig. 5 It is the straight tube, threaded rod and nut structure schematic drawing of the utility model;

[0019] Fig. 6 It is the straight tube, cylinder and T type block structure schematic drawing of the utility model.

[0020] In the drawing: 1, base, 2, clamping structure, 2a1, cylinder, 2a2, T type block, 2b1, rubber pad, 3, bolt, 4, straight tube, 5, threaded rod, 6, nut, 7, block, 8, circular ring one, 9, towing ball, 10, circular ring two. DETAILED DESCRIPTION

[0021] The utility model will be further described in connection with the drawings:

[0022] Embodiment 1: refer to the attached drawings Figs. 1-6 : In this embodiment, a high-strength anti-loose automobile towing hook, comprising a base 1, one end of the base 1 is fixedly connected with a straight cylinder 4, one end of the straight cylinder 4 is attached with a block 7, one side of the top of the block 7 is fixedly connected with a towing ball 9, the inner wall of one side of the base 1 is threadedly connected with a bolt 3, one side of the front end face of the block 7 is rotatably connected with a circular ring 2 through a pin shaft.

[0023] The pin shaft allows the circular ring 2 to rotate on one side of the front end face of the block 7 when it is under stress, one side of the top of the block 7 is fixedly connected with a circular ring 1 8, one side of the block 7 is provided with a clamping structure 2, which facilitates double stable fixing work, avoids loosening during towing, and increases the fixing strength.

[0024] The clamping structure 2 comprises a cylinder 2a1, one end of the cylinder 2a1 is fixedly connected with one end of the block 7, the outer wall of the cylinder 2a1 is gap-fitted with the inner wall of the straight cylinder 4, the cylinder 2a1 can rotate on the inner wall of the straight cylinder 4 when it is under stress, the end recess of the cylinder 2a1 is gap-fitted with a T-shaped block 2a2, and the inner wall of one side of the cylinder 2a1 is gap-fitted with a threaded rod 5.

[0025] The outer wall of the threaded rod 5 is gap-fitted with the inner wall of one side of the straight cylinder 4, and the outer wall of the threaded rod 5 is threadedly connected with a nut 6 below, which can realize one-time fixing work, one end of the T-shaped block 2a2 is fixedly connected with one end of the inner wall of the straight cylinder 4, which facilitates double stable fixing work, avoids loosening during towing, and increases the fixing strength.

[0026] Working principle:

[0027] When installing the automobile towing hook:

[0028] Align the threaded hole on the base 1 with the threaded hole of the automobile installation position, rotate the bolt 3 to make it pass through the threaded hole of the base 1 into the automobile, thereby realizing fixing, insert the cylinder 2a1 into the inner wall of the straight cylinder 4, thereby making the T-shaped block 2a2 inserted into the end recess of the cylinder 2a1, rotate the block 7 by ninety degrees, the block 7 drives the cylinder 2a1 to rotate by ninety degrees, thereby making the T-shaped block 2a2 clamped in the recess of the cylinder 2a1, realizing one-time fixing, insert the threaded rod 5 into the inner walls of the straight cylinder 4 and the cylinder 2a1, rotate the nut 6 to make it move upward on the outer wall of the threaded rod 5, thereby realizing two-time fixing, completing the installation work, and performing double stable fixing work, which can effectively avoid loosening during towing and increase the fixing strength.

[0029] When towing:

[0030] The trailer rope is bound tightly on the ring one 8, the trailer rope is passed through the ring two 10, is bound tightly on the ring two 10, and then the double binding work of the trailer rope is facilitated, the other end of the trailer rope is fixed on the car needing to be towed, the front car starts to run, and then the towing work is realized, and the setting of the towing ball 9 facilitates the towing work of the car.

[0031] Embodiment 2: refer to the attached Figs. 1-6 In the embodiment, the clamping structure 2 can further include a rubber pad 2b1, and an outer wall of the rubber pad 2b1 is fixedly connected with an inner wall of the ring two 10.

[0032] Working principle:

[0033] The setting of the rubber pad 2b1 can increase the friction between the trailer rope and the ring two 10, and further improve the stability during binding.

[0034] Although the utility model has been illustrated and described by referring to the preferred embodiments, it should be understood by those skilled in the art that various changes in form and details can be made within the scope of the claims.

Claims

1. A high strength anti-loose car towing hook comprising a base (1), characterized in that: One end of the base (1) is fixedly connected with a straight cylinder (4), one end of the straight cylinder (4) is attached with a block (7), one side of the top of the block (7) is fixedly connected with a trailer ball (9), one side of the inner wall of the base (1) is threadedly connected with a bolt (3), one side of the block (7) is provided with a clamping structure (2).

2. The anti-loose high strength tow hook for automobile as claimed in claim 1 wherein: The clamping structure (2) comprises a cylinder (2a1), one end of the cylinder (2a1) is fixedly connected with one end of the block (7), the outer wall of the cylinder (2a1) is gap-fitted with the inner wall of the straight cylinder (4), one end of the cylinder (2a1) is gap-fitted with a T-shaped block (2a2) in a groove, one end of the T-shaped block (2a2) is fixedly connected with one end of the inner wall of the straight cylinder (4).

3. The anti-loose high strength tow hook for automobiles as claimed in claim 2 wherein: One side of the inner wall of the cylinder (2a1) is gap-fitted with a threaded rod (5).

4. The anti-loose high strength tow hook for automobile as claimed in claim 3 wherein: The outer wall of the threaded rod (5) is gap-fitted with one side of the inner wall of the straight cylinder (4), the outer wall of the threaded rod (5) is threadedly connected with a nut (6) below.

5. The anti-loose high strength tow hook for automobiles as claimed in claim 1 wherein: The front end face of the block (7) is rotatably connected with a circular ring two (10) through a pin shaft.

6. The anti-loose high strength tow hitch for automobiles as claimed in claim 1 wherein: The top of the block (7) is fixedly connected with a circular ring one (8).

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