CN219823379U

CN219823379U - Goat's horn grapple with self-locking function

Info

Publication number: CN219823379U
Application number: CN202320577371.0U
Authority: CN
Inventors: 宋贤臣; 孙显昌; 崔成许
Original assignee: Qingdao Hengzhiyuan Machinery Co ltd
Current assignee: Qingdao Hengzhiyuan Machinery Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-10-13
Anticipated expiration: 2033-03-22

Abstract

The utility model discloses a claw hook with a self-locking function, and relates to the technical field of claw hooks. According to the utility model, the pin shaft is conveniently inserted into the first connecting lug part through the shapes of the first hook claws at the two ends of the pin shaft, the first hook claws are lifted up to be staggered with the first pin holes under the upward force of the chain, the chain is mounted, the self-locking is realized, the pin holes can be directly disassembled, and the disassembly is convenient. Through the heart font structure of round pin axle both ends second knuckle, insert the round pin axle in the first connection ear, later rotatory round pin axle 180, dislocation with second knuckle and second pinhole, accomplish the installation of chain, realize the auto-lock, can directly dismantle through the pinhole, it is convenient to dismantle.

Description

Goat's horn grapple with self-locking function

Technical Field

The utility model relates to the technical field of claw hooks, in particular to a claw hook with a self-locking function.

Background

The claw hook is the most common lifting appliance in hoisting machinery, has the advantages of simple structure and convenient use, is widely familiar and used by people, and has long use history.

When the claw hook of the prior art is used, the connecting part of the upper end and the chain is usually connected and fixed by adopting a pin, and the pin is not convenient to take in the prior art, so that the work efficiency is not improved when the chain is replaced.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the claw hook with the self-locking function.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a take claw grapple of self-locking function, includes the grapple body, the upper portion of grapple body is provided with coupling assembling, through coupling assembling connects the chain.

Further, coupling assembling includes first connection ear, first connection ear fixed mounting is in the upper end of grapple body, respectively be provided with a set of first pinhole on the end wall around the first connection ear, two sets of movable mounting round pin axle in the first pinhole, contact installation chain on the round pin axle.

Further, the front end and the rear end of the pin shaft are fixedly provided with first hooks.

Further, the structural specification of the first hook claw corresponds to the structural specification of the first pin hole.

Further, coupling assembling includes the second connection ear, second connection ear fixed mounting is in the upper end of grapple body, respectively be provided with a set of second pinhole on the end wall around the second connection ear, two sets of movable mounting round pin axle between the second pinhole, contact installation chain on the round pin axle.

Further, the front end and the rear end of the pin shaft are fixedly provided with second hook claws.

Further, the shape of the second claw is heart-shaped, and the structural specification of the second claw corresponds to the structural specification of the second claw.

The beneficial effects of the utility model are as follows: through the shape of the first knuckle at the two ends of the pin shaft, the pin shaft is convenient to insert into the first connecting lug, the first knuckle is lifted up to be staggered with the first pin hole under the upward force of the chain, the installation of the chain is completed, the self-locking is realized, the self-locking can be directly detached through the pin hole, the disassembly is convenient, the pin shaft is inserted into the first connecting lug through the heart-shaped structure of the second knuckle at the two ends of the pin shaft, then the pin shaft is rotated for 180 degrees, the second knuckle is staggered with the second pin hole, the installation of the chain is completed, the self-locking is realized, the direct disassembly through the pin hole is realized, and the disassembly is convenient.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is an isometric view of a first embodiment of the utility model;

FIG. 2 is a front view of a first embodiment of the present utility model;

FIG. 3 is a cross-sectional view taken along the direction of FIG. 2 A-A;

FIG. 4 is an isometric view of a second embodiment of the utility model;

fig. 5 is a front view of a second embodiment of the present utility model.

In the figure: 1. the novel claw hook comprises a claw hook body, a first connecting lug, a first pin hole, a pin shaft, a first claw, a chain, a second connecting lug, a second claw and a second pin hole, wherein the first connecting lug is 2, the first pin hole, the pin shaft is 4, the first claw is 5, the chain is 7, the second connecting lug is 8, the second claw is 9.

Detailed Description

In order to more clearly illustrate the technical solution of the present utility model, it is obvious that the following description of the present utility model is provided by way of example only, and it is within the scope of the present utility model to one skilled in the art to obtain other embodiments according to the present utility model without inventive effort.

As shown in fig. 1 to 5, the present utility model includes a grapple body 1, and the upper end of the grapple body 1 is provided with a connection assembly for connecting a chain 6 at the upper end.

As shown in fig. 1 to 3, the connecting assembly comprises a first connecting lug 2, the first connecting lug 2 is welded and mounted at the upper end of the grapple body 1, a group of first pin holes 3 are respectively formed in the front end wall and the rear end wall of the first connecting lug 2, two groups of pin shafts 4 can be inserted into the first pin holes 3, the front end and the rear end of each pin shaft 4 are welded and mounted with first hook claws 5, the pin shafts 4 are in contact with and are mounted with chains 6, the structural specification of each first hook claw 5 corresponds to that of each first pin hole 3, the pin shafts 4 can move up and down in the two groups of first pin holes 3, when the pin shafts 4 are subjected to upward force of the chains 6, the first hook claws 5 can move up, so that the first hook claws 5 are staggered with the first pin holes 3, the installation of the chains 6 is completed, and self-locking is realized.

Fig. 4 and 5 show the structure of a second embodiment of the connecting assembly according to the present utility model, compared with the connecting assembly shown above, the difference is that the connecting assembly includes a second connecting ear 7, the second connecting ear 7 is welded and mounted at the upper end of the grapple body 1, a group of second pin holes 9 are respectively provided on the front and rear end walls of the second connecting ear 7, a pin shaft 4 is inserted between the two groups of second pin holes 9, the front and rear ends of the pin shaft 4 are welded and mounted with second claws 8, and the pin shaft 4 is contacted and mounted with a chain 6, the shape of the second claws 8 is shaped like a heart, the structural specification of the second claws 8 corresponds to the structural specification of the second claws 8, the pin shaft 4 can rotate in the two groups of second pin holes 9, the pin shaft 4 is inserted into the second connecting ear 7, then the pin shaft 4 rotates 180 °, the second claws 8 are dislocated with the second pin holes 9, and the mounting of the chain 6 is completed, thereby realizing self-locking.

When the self-locking chain is used, the chain 6 is firstly placed in the first connecting lug part 2, then the pin shaft 4 is inserted into the first connecting lug part 2 through the first pin hole 3, then the first hook claw 5 is lifted to be misplaced with the first pin hole 3 under the upward force of the chain 6, the installation of the chain 6 is completed, the self-locking is realized, and when the self-locking chain is disassembled, the self-locking chain is directly matched and disassembled due to the fact that the shape and the size of the first hook claw 5 and the first pin hole 3 are the same, and the self-locking chain is convenient to disassemble.

When the chain is used, the chain 6 is placed in the second connecting lug 7, the pin shaft 4 is inserted into the second connecting lug 7, the pin shaft 4 is rotated 180 degrees, the second hook claw 8 and the second pin hole 9 are dislocated, the installation of the chain is completed, the self-locking is realized, and when the chain is disassembled, the second hook claw 8 and the second pin hole 9 are identical in shape and size, the chain can be directly matched and disassembled, and the disassembly is convenient.

The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, and the scope of the present utility model is defined by the appended claims, and various modifications or equivalent substitutions may be made by those skilled in the art to which the present utility model pertains, and should be considered to fall within the scope of the present utility model.

Claims

1. The utility model provides a take self-locking function's claw grapple, includes grapple body (1), its characterized in that: the upper part of the grapple body (1) is provided with a connecting component, and a chain (6) is connected through the connecting component.

2. The claw hook with the self-locking function according to claim 1, wherein the connecting assembly comprises a first connecting lug part (2), the first connecting lug part (2) is fixedly arranged at the upper end of the hook body (1), a group of first pin holes (3) are respectively arranged on the front end wall and the rear end wall of the first connecting lug part (2), two groups of movable mounting pins (4) in the first pin holes (3), and the pins (4) are contacted with a mounting chain (6).

3. The claw hook with the self-locking function according to claim 2, wherein the front end and the rear end of the pin shaft (4) are fixedly provided with first claws (5).

4. A claw hook with self-locking function according to claim 3, characterized in that the structural specification of the first claw (5) corresponds to the structural specification of the first pin hole (3).

5. The claw hook with the self-locking function according to claim 1, wherein the connecting assembly comprises a second connecting lug (7), the second connecting lug (7) is fixedly installed at the upper end of the hook body (1), a group of second pin holes (9) are respectively formed in the front end wall and the rear end wall of the second connecting lug (7), a pin shaft (4) is movably installed between the two groups of second pin holes (9), and the pin shaft (4) is in contact with a mounting chain (6).

6. The claw hook with self-locking function according to claim 5, wherein the front end and the rear end of the pin shaft (4) are fixedly provided with second claws (8).

7. The claw hook with self-locking function according to claim 6, wherein the second claw (8) is shaped like a heart, and the structural specification of the second claw (8) corresponds to the structural specification of the second claw (8).