CN213892076U

CN213892076U - Safety hook with safety protection function

Info

Publication number: CN213892076U
Application number: CN202023014641.2U
Authority: CN
Inventors: 镇大军
Original assignee: Jingzhou Western Precision Stamping Co ltd
Current assignee: Jingzhou Western Precision Stamping Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-08-06
Anticipated expiration: 2030-12-15

Abstract

A safety hook with safety protection function comprises a hook body, a sealing rod is inserted into one side of the opening part of the hook body in a sliding way, and the other side of the opening part of the hook body is provided with a thread groove, the upper end of the sealing rod is in threaded connection with the thread groove, the hook body is integrally formed with a guide block, the guide block is internally provided with a limiting rod in a sliding way, the limiting rod is integrally formed with a limiting block, the utility model prevents the separation of the upper end of the sealing rod and the thread groove through the arrangement of the limiting rod, when the safety hook is opened, the limiting rod is pulled backwards through the pull ring, the pull ring is sleeved on the fixed hook, then the downward rotation seals the pole, makes the upper end and the thread groove separation that seal the pole can the lapse seal the pole and open the safety hook, and the side embedding of coupler body is equipped with the recess, and pull ring and fixed hook are arranged in the recess, through the setting of recess, prevent that the mistake from touching the pull ring, improve the security of safety hook.

Description

Safety hook with safety protection function

Technical Field

The utility model belongs to the technical field of the safety hook technique and specifically relates to a safety hook with safety protection function is related to.

Background

The hook is used in the traction of an automobile, the lifting of heavy objects by a crane and the climbing operation, and the traditional hook generally only comprises a hook body and a sealing sheet hinged with the hook body. When the safety hook is used, the sealing sheet is easy to open under the action of single external force, the safety is low, and the function of the safety hook in the prior art is poor, so that the safety hook with the safety protection function is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defects of the prior art, the utility model provides a safety hook with safety protection function is used for solving above-mentioned problem.

In order to realize the purpose, the utility model relates to a safety hook with safety protection function, including the coupler body, one side slip of coupler body oral area is inserted and is sealed the pole, and the opposite side of coupler body oral area is equipped with the thread groove, seal the upper end and the thread groove threaded connection of pole, integrated into one piece has the guide block on the coupler body, the slip is equipped with the gag lever post in the guide block, integrated into one piece has the stopper on the gag lever post, the cover has the spring on the gag lever post, the both ends of spring respectively with stopper and guide block in close contact with, it is equipped with the perforation to run through on the sealing rod, the head slip of gag lever post is inserted in the perforation, coupler body integrated into one piece has the go-between, the cover has drag ring and double-screw bolt on the go-between.

Preferably, the rear end of the limiting rod is hinged with a pull ring, and the hook body is integrally formed with a fixed hook.

Preferably, the side of the hook body is embedded with a groove, and the pull ring and the fixed hook are arranged in the groove.

Preferably, the lower end of the sealing rod is integrally formed with a handle.

Preferably, the sealing rod is integrally formed with a stopper.

Has the advantages that:

1. the hook body of the utility model is integrally formed with the connecting ring, the connecting ring is sleeved with the towing ring and the stud, the towing ring can be directly connected with the safety rope, and the stud can be connected with the vehicle body by screw thread to be used for towing, thus improving the versatility of the safety hook;

2. the utility model prevents the separation of the upper end of the sealing rod and the thread groove through the arrangement of the limiting rod, when the safety hook is opened, the limiting rod is pulled backwards through the pull ring, the pull ring is sleeved on the fixed hook, and then the sealing rod is rotated downwards, so that the sealing rod can be slid downwards and the safety hook can be opened after the upper end of the sealing rod is separated from the thread groove;

3. the utility model discloses the side embedding of coupler body is equipped with the recess, and pull ring and fixed hook are arranged in the recess, through the setting of recess, prevent that the mistake from touching the pull ring, improve safety hook's security.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the present invention.

Fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

In the figure: 1 hook body, 2 sealing rods, 3 thread grooves, 4 guide blocks, 5 limiting rods, 6 limiting blocks, 7 springs, 8 through holes, 9 pull rings, 10 fixing hooks, 11 grooves, 12 handles, 13 stop blocks, 14 connecting rings, 15 towing rings and 16 studs.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-2.

As shown in the figure 1-2, the safety hook with the safety protection function of the utility model comprises a hook body 1, a sealing rod 2 is inserted into one side of the opening of the hook body 1 in a sliding way, a thread groove 3 is arranged on the other side of the opening of the hook body 1, the upper end of the sealing rod 2 is in threaded connection with the thread groove 3, a guide block 4 is integrally formed on the hook body 1, a limiting rod 5 is arranged in the guide block 4 in a sliding way, a limiting block 6 is integrally formed on the limiting rod 5, a spring 7 is sleeved on the limiting rod 5, two ends of the spring 7 are respectively in close contact with the limiting block 6 and the guide block 4, a through hole 8 is arranged on the sealing rod 2 in a penetrating way, the head of the limiting rod 5 is inserted into the through hole 8 in a sliding way, a connecting ring 14 is integrally formed on the hook body 1, a connecting ring 15 and a stud 16 are sleeved on the connecting ring 14, the connecting ring 15 can be directly connected with a safety rope body, the stud 16 can be in a threaded connection with a trailer for improving the versatility of the safety hook, the connection of double-screw bolt 16 and automobile body is prior art, be equipped with the screw that sets up in advance on the automobile body, when connecting, with double-screw bolt 16 and screw threaded connection can, through the setting of gag lever post 5, prevent to seal the upper end and the thread groove 3 separation of pole 2, when opening safety hook, pull backward gag lever post 5 through pull ring 9, overlap pull ring 9 on fixed hook 10, then rotate downwards and seal pole 2, the messenger seals the upper end and the thread groove 3 separation of pole 2 and can slide downwards and seal pole 2 and open safety hook.

The rear end of the limiting rod 5 is hinged with a pull ring 9, and a fixed hook 10 is integrally formed on the hook body 1.

The side embedding of coupler body 1 is equipped with recess 11, and in recess 11 was arranged in to pull ring 9 and fixed hook 10, through the setting of recess 11, prevented that the mistake from touching pull ring 9, improved safety hook's security.

The lower end of the sealing rod 2 is integrally formed with a handle 12.

The integrated into one piece has dog 13 on the pole 2 seals, rotates to seal the pole 2 and the separation of thread groove 3 after, seals the pole 2 and slides down and open the safety hook rapidly under the action of gravity, and dog 13 plays spacing effect.

The working principle is as follows: the utility model discloses coupler body 1 integrated into one piece has go-between 14, the cover has tow ring 15 and double-screw bolt 16 on the go-between 14, tow ring 15 can the lug connection safety rope, double-screw bolt 16 can be used for the trailer on the automobile body by threaded connection, improve safety hook's multifunctionality, setting through gag lever post 5, prevent to seal the upper end and the 3 separation of thread groove of pole 2, when opening safety hook, draw gag lever post 5 backward through pull ring 9, overlap pull ring 9 on fixed hook 10, then turn down and seal pole 2, make the upper end and the 3 separation of thread groove that seal pole 2 can slide downwards and seal pole 2 and open safety hook, the side embedding of coupler body 1 is equipped with recess 11, pull ring 9 and fixed hook 10 are arranged in recess 11, setting through recess 11, prevent that the mistake from touching pull ring 9, improve safety hook's security.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The safety hook with the safety protection function comprises a hook body (1) and is characterized in that a sealing rod (2) is inserted into one side of the opening of the hook body (1) in a sliding mode, a thread groove (3) is formed in the other side of the opening of the hook body (1), the upper end of the sealing rod (2) is in threaded connection with the thread groove (3), a guide block (4) is integrally formed on the hook body (1), a limiting rod (5) is arranged in the guide block (4) in a sliding mode, a limiting block (6) is integrally formed on the limiting rod (5), a spring (7) is sleeved on the limiting rod (5), two ends of the spring (7) are respectively in close contact with the limiting block (6) and the guide block (4), a through hole (8) is arranged on the sealing rod (2), the head of the limiting rod (5) is inserted into the through hole (8) in a sliding mode, a connecting ring (14) is integrally formed on the hook body (1), the connecting ring (14) is sleeved with a drag ring (15) and a stud (16).

2. A safety hook with safety protection function according to claim 1, characterized in that the rear end of the limiting rod (5) is hinged with a pull ring (9), and the hook body (1) is integrally formed with a fixed hook (10).

3. A safety hook with safety protection function according to claim 2, characterized in that the side of the hook body (1) is embedded with a groove (11), and the pull ring (9) and the fixing hook (10) are arranged in the groove (11).

4. A safety hook with safety protection function according to claim 1, characterized in that the lower end of the sealing rod (2) is integrally formed with a handle (12).

5. A safety hook with safety protection function according to claim 1, characterized in that the sealing rod (2) is integrally formed with a stop (13).