CN215950260U

CN215950260U - Claw type chain regulator

Info

Publication number: CN215950260U
Application number: CN202122440162.5U
Authority: CN
Inventors: 陈占民
Original assignee: Shandong Huayuan Rigging Co ltd
Current assignee: Shandong Huayuan Rigging Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-03-04
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a claw type chain regulator, which comprises a chain regulator main body, wherein the upper end of the chain regulator main body is in a claw shape, a left hinge lug and a right hinge lug are arranged at the positions, and a pin shaft is arranged between the left hinge lug and the left hinge lug; the middle part of the chain regulator main body is an obliquely arranged base body, a vertically arranged groove is formed in the middle part of the front of the base body, the lower end of the chain regulator main body is in a fork mouth shape, a left hook body and a right hook body are arranged at the position, and arc-shaped chain sockets are arranged on the inner sides of the upper parts of the left hook body and the right hook body; the inner sides of the front sides of the lower ends of the left hook body and the right hook body are provided with first arc-shaped concave platforms, and the inner sides of the back sides of the lower ends of the left hook body and the right hook body are provided with second arc-shaped concave platforms. The main body part of the product is made into an inclined shape, so that the lifting point and the stress central point of the groove are on the same straight line, the stability of the regulator in use is ensured, the tensile strength is increased, the regulator is suitable for large-size chains, and the safety factor is high.

Description

Claw type chain regulator

Technical Field

The utility model relates to the technical field of hoisting chain length adjusting components, in particular to a claw type chain adjuster.

Background

The existing hoisting chain generally adopts a chain adjuster when adjusting the length, but the existing chain adjuster is mainly applied to chains with smaller specifications, and when the chains with large specifications are adjusted, the chain adjuster is troublesome to adjust because no proper adjusting component is provided. When the large-specification chain is adjusted, the problem cannot be solved simply by increasing the size of the existing small-specification chain adjuster, and because the load borne by the large-specification chain is very large, the safety coefficient must be increased by adopting higher-level materials. There is therefore a need for a chain adjuster that accommodates large size chains.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: to overcome the above problems, a claw type chain regulator is provided.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a claw-type chain regulator comprises a chain regulator main body, wherein the upper end of the chain regulator main body is in a claw shape, a left hinge lug and a right hinge lug are arranged at the upper end of the chain regulator main body, and a pin shaft is arranged between the left hinge lug and the left hinge lug; the middle part of the chain regulator main body is an obliquely arranged base body, a vertically arranged groove is formed in the middle part of the front of the base body, the lower end of the chain regulator main body is in a fork mouth shape, a left hook body and a right hook body are arranged at the position, and arc-shaped chain sockets are arranged on the inner sides of the upper parts of the left hook body and the right hook body; the inner sides of the front sides of the lower ends of the left hook body and the right hook body are provided with first arc-shaped concave platforms, and the inner sides of the back sides of the lower ends of the left hook body and the right hook body are provided with second arc-shaped concave platforms.

In the utility model, the included angles alpha between the left hinge lug and the front surface of the base body and the included angles alpha between the right hinge lug and the front surface of the base body are 15-20 degrees; the included angles beta between the left hinge lug and the rear surface of the base body and the included angles beta between the right hinge lug and the rear surface of the base body are 160-170 degrees.

Preferably, the base has a shape with a narrow upper portion and a wide lower portion. Through the design of the structure, the main body part of the product is made into an inclined shape, the lifting point and the stress central point of the groove are ensured to be on the same straight line, and the stability of the regulator in use is ensured.

Preferably, a reinforcing rib is arranged between the lower parts of the left hinge lug and the right hinge lug. Through setting up this structure, after experimental verification, this position size is dwindled in the innovation, and is pleasing to the eye again small and exquisite nimble promptly.

Preferably, the inner sides of the upper parts of the left hinge lug and the right hinge lug are provided with third arc-shaped concave platforms. Through the design of the structure, the movement of the second chain link connected with the chain regulator is not limited, thereby being more flexible to use.

Preferably, the outer side surfaces of the left hook body and the right hook body are in a wedge shape with a wide top and a narrow bottom. Through the streamlined side design, the product performance can be enhanced, and the tensile strength is increased.

The utility model has the beneficial effects that:

1. the main body part of the regulator is made into an inclined shape, so that the lifting point and the stress central point of the groove are on the same straight line, and the stability of the regulator in use is ensured; the streamline side design can enhance the product performance, increase the tensile strength, adapt to large-scale chains and have high safety factor;

2. the design of the arc-shaped lower ends of the left hook body and the right hook body of the product can ensure that after the chain ring is clamped into the groove of the regulator, the lower ends of the left hook body and the right hook body and the adjacent chain ring can not interfere with the regulator, effectively prevent the chain buckle from falling out of the groove, increase the safety coefficient of the regulator, ensure that the chain ring can be more easily placed into the groove, improve the working efficiency and reduce the labor intensity of workers.

Drawings

FIG. 1, a schematic of the front of the present invention;

FIG. 2, a rear structural schematic of the present invention;

fig. 3, a cross-sectional view of the present invention.

1. A chain regulator body; 2. a left hinge ear; 3. a right hinge ear; 4. a pin shaft; 5. a substrate; 6. a groove; 7. a left hook body; 8. a right hook body; 9. a chain nest; 10. a first arc-shaped concave platform; 11. a second arc-shaped concave platform; 12. reinforcing ribs; 13. and a third arc-shaped concave platform.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings that illustrate, by way of illustration only, the basic structure of the utility model and, therefore, show only the components that are relevant to the utility model.

As shown in fig. 1-3, a claw-type chain regulator comprises a chain regulator body 1, the upper end of which is in a claw shape, a left hinge lug 2 and a right hinge lug 3 are arranged at the positions, and a pin shaft 4 is arranged between the left hinge lug 2 and the left hinge lug 2; the middle part of the chain regulator main body 1 is an obliquely arranged base body 5, a vertically arranged groove 6 is arranged in the middle part of the front of the base body 5, the lower end of the chain regulator main body 1 is in a fork shape, a left hook body 7 and a right hook body 8 are arranged at the position, and arc-shaped chain sockets 9 are arranged on the inner sides of the upper parts of the left hook body 7 and the right hook body 8; the inner sides of the front faces of the lower ends of the left hook body 7 and the right hook body 8 are provided with first arc-shaped concave platforms 10, and the inner sides of the rear faces of the lower ends of the left hook body 7 and the right hook body 8 are provided with second arc-shaped concave platforms 11.

In a specific embodiment, the included angles α between the left hinge lug 2 and the front surface of the base body 5 and between the right hinge lug 3 and the front surface of the base body 5 are 15-20 degrees; the included angles beta between the left hinge lug 2 and the rear surface of the base body 5 and the included angles beta between the right hinge lug 3 and the rear surface of the base body 5 are both 160-170 degrees.

The base body 5 has a shape with a narrow upper portion and a wide lower portion. Through the design of the structure, the main body part of the product is made into an inclined shape, the lifting point and the stress central point of the groove 6 are ensured to be on the same straight line, and the stability of the regulator in use is ensured.

And a reinforcing rib 12 is arranged between the lower parts of the left hinge lug 2 and the right hinge lug 3. Through setting up this structure, reduce this position size on the basis of guaranteeing intensity, beautifully again small and exquisite nimble again promptly.

And a third arc-shaped concave platform 13 is arranged on the inner sides of the upper parts of the left hinge lug 2 and the right hinge lug 3. Through the design of the structure, the movement of the second chain link connected with the chain regulator is not limited, thereby being more flexible to use.

The outer side surfaces of the left hook body 7 and the right hook body 8 are in a wedge shape with a wide upper part and a narrow lower part. Through the streamlined side design, the product performance can be enhanced, and the tensile strength is increased.

The main body part of the product is made into an inclined shape, so that the hoisting point and the stress central point of the groove 6 are on the same straight line, and the stability of the regulator in use is ensured; the streamline side design can enhance the product performance, increase the tensile strength, adapt to large-scale chains and has high safety factor. The lower ends of the left hook body 7 and the right hook body 8 adopt the arc-shaped design, so that after the chain ring is clamped into the groove 6 of the regulator, the lower ends of the left hook body 7 and the right hook body 8 and the adjacent chain ring can not interfere with the regulator, the chain buckle is effectively prevented from being separated from the groove 6, the safety factor of the regulator is increased, the chain ring is more easily placed into the groove 6, the working efficiency is improved, and the labor intensity of workers is reduced.

In light of the foregoing description of the preferred embodiments of the present invention, it is to be understood that various changes and modifications may be made therein by those skilled in the art without departing from the spirit and scope of the utility model.

Claims

1. A claw-type chain regulator comprises a chain regulator main body, wherein the upper end of the chain regulator main body is in a claw shape, a left hinge lug and a right hinge lug are arranged at the upper end of the chain regulator main body, and a pin shaft is arranged between the left hinge lug and the left hinge lug; the method is characterized in that: the middle part of the chain regulator main body is an obliquely arranged base body, a vertically arranged groove is formed in the middle part of the front of the base body, the lower end of the chain regulator main body is in a fork mouth shape, a left hook body and a right hook body are arranged at the position, and arc-shaped chain sockets are arranged on the inner sides of the upper parts of the left hook body and the right hook body; the inner sides of the front sides of the lower ends of the left hook body and the right hook body are provided with first arc-shaped concave platforms, and the inner sides of the back sides of the lower ends of the left hook body and the right hook body are provided with second arc-shaped concave platforms.

2. The cleat type chain regulator as claimed in claim 1, wherein: the included angles alpha between the left hinge lug and the front surface of the base body and the included angles alpha between the right hinge lug and the front surface of the base body are 15-20 degrees; the included angles beta between the left hinge lug and the rear surface of the base body and the included angles beta between the right hinge lug and the rear surface of the base body are 160-170 degrees.

3. The cleat type chain regulator as claimed in claim 1, wherein: the base body is in a shape with a narrow upper part and a wide lower part.

4. The cleat type chain regulator as claimed in claim 1, wherein: and a reinforcing rib is arranged between the lower parts of the left hinge lug and the right hinge lug.

5. The cleat type chain regulator as claimed in claim 1, wherein: and a third arc-shaped concave platform is arranged on the inner sides of the upper parts of the left hinge lug and the right hinge lug.

6. The cleat type chain regulator as claimed in claim 1, wherein: the outer side surfaces of the left hook body and the right hook body are in a wedge shape with a wide upper part and a narrow lower part.