CN218367282U - Anti-disengaging structure of towing hook - Google Patents

Abstract

The utility model relates to the technical field of auto parts, in particular to an anti-disengaging structure of a towing hook, which comprises a hook body and a handle body arranged at the bottom end of the hook body, wherein shaft holes are respectively arranged on two side walls of the hook body; the hook comprises a hook body, a hollow fixed block, an elastic sheet, a sliding block, a movable block and a limiting groove, wherein the hollow fixed block is fixed on two side walls of the hook body, the elastic sheet is fixed on the inner bottom surface of the fixed block, the sliding block is connected to the inner cavity of the fixed block in a sliding mode, the top end of the elastic sheet abuts against the sliding block, the movable block is fixed on the top surface of the sliding block, the top end of the movable block penetrates through the fixed block, and the top end of the movable block is provided with the limiting groove; through shell fragment, slider and the movable block etc. that set up in coupler body both sides, spacing groove is pegged graft with the stopper promptly, can be through the movable block with the round pin restriction in the axle hole on the coupler body to spacing and fixed effect has been played to the round pin axle, make the round pin axle be difficult to break away from the coupler body, stability and security when having guaranteed to pull the hook and pull the vehicle have avoided the emergence of incident.

Description

Anti-disengaging structure of towing hook

Technical Field

The utility model relates to the technical field of auto-parts, specifically be an anti-disengaging structure of towing hook.

Background

The towing hook is also called as a towing hook or a towing hook, is mainly used for towing a fault vehicle, and is one of common accessories of an automobile;

the utility model discloses a utility model patent with the grant announcement number of CN201621463399.8 discloses a truck towing hook device, which comprises a towing hook support, a towing hook body and a towing hook pin, wherein one end of the towing hook support is provided with a frame threaded head, the other end of the towing hook support is provided with a support threaded hole with a hexahedral surface, one end of the towing hook body is provided with a support threaded head, the support threaded hole of the towing support is matched with the support threaded head of the towing hook body in size, the other end of the towing hook body is a U-shaped body, both ends of the U-shaped body are provided with pin holes, the towing hook pin is clamped into the pin holes, and the end part of the towing hook pin is provided with an anti-falling bayonet lock; the defect that the traditional towing hook is insufficient in protection of the towing hook and the connecting part is overcome, sequential damage of the towing hook device is realized under extreme conditions, the damage of the towing hook device is reduced to the minimum, and the chassis frame connected with the towing hook device is protected;

although the defect that the tow hook is not enough in protection of the tow hook per se and a connecting part can be overcome, when the tow hook is used, only the anti-falling bayonet lock is used for limiting at the tail end of the tow hook pin, an effective fixing structure is not arranged between the anti-falling bayonet lock and the tow hook pin, and the anti-falling bayonet lock is easy to fall off in the towing process to cause safety accidents.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-disengaging structure of towing hook to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-falling structure of a towing hook comprises a hook body and a handle body arranged at the bottom end of the hook body, wherein shaft holes are formed in two side walls of the hook body;

the hook comprises a hook body, and is characterized in that hollow fixed blocks are fixed on two side walls of the hook body, elastic sheets are fixed on the inner bottom surface of each fixed block, a sliding block is connected to the inner cavity of each fixed block in a sliding manner, the top ends of the elastic sheets abut against the sliding block, a movable block is fixed on the top surface of the sliding block, the top end of the movable block penetrates through the fixed blocks, and a limiting groove is formed in the top end of the movable block;

two wear to be equipped with the round pin axle between the shaft hole, be fixed with two lugs on the outer wall of round pin axle, still be fixed with two stoppers on the outer wall of round pin axle, the stopper inserts to corresponding spacing inslot.

As the utility model discloses preferred technical scheme, the bar groove has all been seted up on the outer wall of fixed block, a lateral wall center department that the slider is close to the bar groove all links through the bolt fastening has the driving lever, the driving lever passes the bar groove and is outstanding to the external world.

As the preferred technical scheme of the utility model, the hook body with the handle body is the integrated into one piece structure.

As the utility model discloses preferred technical scheme, the outer wall of handle body is close to bottom department and has seted up the thread groove.

As the utility model discloses preferred technical scheme, the movable block is close to the one end of round pin axle and is the arc.

As the utility model discloses preferred technical scheme, the round pin axle the lug with the stopper is the integrated into one piece structure.

As the utility model discloses preferred technical scheme, set up the wearing groove in the shaft hole, the lug passes the wearing groove.

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

through shell fragment, slider and the movable block etc. that set up in coupler body both sides, spacing groove is pegged graft with the stopper promptly, can be through the movable block with the round pin restriction in the axle hole on the coupler body to spacing and fixed effect has been played to the round pin axle, make the round pin axle be difficult to break away from the coupler body, stability and security when having guaranteed to pull the hook and pull the vehicle have avoided the emergence of incident.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the whole structure of the present invention;

FIG. 3 is a cross-sectional view of the hook body of the present invention;

FIG. 4 is a schematic view of a part of the structure of the present invention;

fig. 5 is a structural sectional view of a part of the present invention;

fig. 6 is a schematic structural view of the middle pin shaft of the present invention.

In the figure:

1. a hook body; 11. a shaft hole; 111. penetrating a groove; 12. a fixed block; 13. a spring plate; 14. a slider; 141. a deflector rod; 15. a movable block; 151. a limiting groove; 16. a pin shaft; 161. a bump; 162. a limiting block; 17. a handle body; 171. a thread groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The embodiment provides a technical scheme:

referring to fig. 1-6, an anti-falling structure of a towing hook comprises a hook body 1 and a handle 17 mounted at the bottom end of the hook body 1; a thread groove 171 is arranged on the outer wall of the handle body 17 near the bottom end; the hook body 1 can be conveniently and firmly installed in a threaded hole on the frame through the arranged handle body 17 and the threaded groove 171.

Specifically, two side walls of the hook body 1 are both provided with shaft holes 11; a pin shaft 16 penetrates between the two shaft holes 11, two lugs 161 are fixed on the outer wall of the pin shaft 16, and the lugs 161 penetrate through the penetrating groove 111 and are screwed into the semi-arc groove 112; the traction rope is convenient to fix to pull the fault vehicle through the arranged shaft hole 11 and the pin shaft 16.

Specifically, two hollow fixed blocks 12 are fixed on two side walls of the hook body 1, the fixed blocks 12 are tightly welded with the hook body 1, elastic pieces 13 are fixed on the inner bottom surfaces of the fixed blocks 12, the elastic pieces 13 are fixedly connected with the inner bottom surfaces of the fixed blocks 12 through rivets, a sliding block 14 is connected to an inner cavity of each fixed block 12 in a sliding mode, the top ends of the elastic pieces 13 abut against the sliding block 14, a movable block 15 is fixed on the top surface of the sliding block 14, the movable block 15 and the sliding block 14 are arranged, the top end of the movable block 15 penetrates through the fixed blocks 12, and a limiting groove 151 is formed in the top end of the movable block 15; still be fixed with two stopper 162 on the outer wall of round pin axle 16, stopper 162 inserts to corresponding spacing inslot 151, on the one hand, under the elastic action of shell fragment 13, promotes movable block 15 and locates to move to round pin axle 16, pegs graft with spacing inslot 151 when stopper 162, can carry out spacingly to round pin axle 16 through movable block 15 to avoided round pin axle 16 to break away from coupler body 1, broken away from with spacing inslot 151 when stopper 162, can dismantle round pin axle 16.

In this embodiment, all seted up bar groove 121 on the outer wall of fixed block 12, a lateral wall center department that slider 14 is close to bar groove 121 all has driving lever 141 through bolt fastening even, and driving lever 141 passes bar groove 121 and outstanding to the external world, moves through stirring driving lever 141, can promote slider 14 motion, can drive movable block 15 synchronous motion to be convenient for stopper 162 and spacing groove 151 peg graft or break away from.

In this embodiment, the hook body 1 and the handle body 17 are integrally formed, and the integrally formed structure has better structural strength, so that the structural strength of the towing hook is improved, and the service life of the towing hook is prolonged.

In this embodiment, the movable block 15 is arc-shaped near the end of the pin 16, and this design facilitates the fitting of the end of the movable block 15 to the pin 16, and facilitates the fitting of the limiting block 162 to the limiting groove 151.

In this embodiment, the pin 16, the protrusion 161 and the limiting block 162 are integrally formed, and the integrally formed structure has better structural strength, so that the structural strength and the service life of the pin 16 are improved.

In this embodiment, the shaft hole 11 has a through groove 111 therein, and the protrusion 161 passes through the through groove 111, so that the positioning function is performed on the installation of the pin 16, and the limiting block 162 is conveniently matched with the limiting groove 151.

During specific use, the user firstly stirs down the driving lever 141 of both sides, driving lever 141 drives slider 14 downstream, shell fragment 13 is compressed promptly, slider 14 drives movable block 15 downstream this moment, movable block 15 moves the side below department in shaft hole 11 promptly this moment, then user passes shaft hole 11 with round pin axle 16, and pass through groove 111 with lug 161, user loosens the driving lever 141 of both sides this moment, under the elastic action of shell fragment 13, slider 14 drives movable block 15 upward movement promptly, insert in the stopper 162 this moment in the spacing groove 151, round pin axle 16 is fixed promptly in shaft hole 11, round pin axle 16 accomplishes the installation promptly and can not follow and drop in shaft hole 11.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides an anti-disengaging structure of towing hook, includes handle (17) of coupler body (1) and coupler body (1) bottom installation, its characterized in that: two side walls of the hook body (1) are provided with shaft holes (11);

the hook comprises a hook body (1), wherein hollow fixed blocks (12) are fixed on two side walls of the hook body (1), elastic sheets (13) are fixed on the inner bottom surfaces of the fixed blocks (12), a sliding block (14) is connected to the inner cavity of the fixed block (12) in a sliding mode, the top ends of the elastic sheets (13) abut against the sliding block (14), a movable block (15) is fixed on the top surface of the sliding block (14), the top end of the movable block (15) penetrates through the fixed block (12), and a limiting groove (151) is formed in the top end of the movable block (15);

two wear to be equipped with round pin axle (16) between shaft hole (11), be fixed with two lugs (161) on the outer wall of round pin axle (16), still be fixed with two stopper (162) on the outer wall of round pin axle (16), stopper (162) insert to corresponding spacing groove (151) in.

2. The anti-separation structure of a tow hook according to claim 1, wherein: all seted up bar groove (121) on the outer wall of fixed block (12), slider (14) are close to a lateral wall center department of bar groove (121) and all have driving lever (141) through bolt fastening, driving lever (141) pass bar groove (121) and outstanding to the external world.

3. The anti-release structure of a tow hook according to claim 1, wherein: the hook body (1) and the handle body (17) are of an integrally formed structure.

4. The anti-separation structure of a tow hook according to claim 1, wherein: the outer wall of the handle body (17) close to the bottom end is provided with a thread groove (171).

5. The anti-separation structure of a tow hook according to claim 1, wherein: one end of the movable block (15) close to the pin shaft (16) is arc-shaped.

6. The anti-separation structure of a tow hook according to claim 1, wherein: the pin shaft (16), the lug (161) and the limiting block (162) are of an integrally formed structure.

7. The anti-separation structure of a tow hook according to claim 1, wherein: a through groove (111) is formed in the shaft hole (11), and the lug (161) penetrates through the through groove (111).

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