CN216077836U

CN216077836U - Self-locking stainless steel hoop

Info

Publication number: CN216077836U
Application number: CN202122641077.5U
Authority: CN
Inventors: 彭宵
Original assignee: Chongqing Ilan Spring Co ltd
Current assignee: Chongqing Ilan Spring Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-03-18
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses a self-locking stainless steel hoop which comprises a hoop body, wherein a buckling end is fixedly connected to one end of the top of the hoop body, a plurality of buckling holes are uniformly formed in the center of the top of the buckling end, a sealing ring is embedded on the periphery of the inner wall of the hoop body, a connecting assembly is fixedly connected to one end of the top of the hoop body, a rotating pin shaft is rotatably connected to the top of the center of the inner wall of the connecting assembly, and a torsion spring is wound on the center of the outer wall of the rotating pin shaft. According to the utility model, the buckling end and the connecting assembly are arranged on the hoop body, the rotating pin shaft, the torsion spring, the first pin stop block, the pull slide block and the elastic element are arranged in the connecting assembly, when the buckling end is inserted into the inner wall of the bottom of the connecting assembly, the torsion spring and the rotating pin shaft drive the first pin stop block to deflect, and when the buckling end moves to a required position, the first pin stop block is inserted between the convex blocks in the buckling hole under the action of the torsion spring and the rotating pin shaft, so that the self-locking purpose is achieved, and the locking is relatively stable.

Description

Self-locking stainless steel hoop

Technical Field

The utility model relates to the technical field of stainless steel clamps, in particular to a self-locking stainless steel clamp.

Background

The clamp is a connecting device for connecting pipe fittings, valves and pipeline fittings with grooves and is used for tightening the quick connectors. The clamp has the characteristics of attractive appearance, convenient use, strong clamping force, good sealing performance and the like, and is mainly used for connecting, fastening and sealing joints of common full rubber pipes, nylon plastic hoses, cloth-sandwiched rubber pipes, water hoses and the like of various mechanical equipment and chemical equipment such as vehicles, ships, diesel engines, gasoline engines, machine tools, fire fighting and the like.

The common self-locking hoop usually comprises a clamping strip, wherein the outer surface of one end of the clamping strip is uniformly provided with clamping grooves, and the other end of the clamping strip is provided with a clamping sleeve; the inner wall of the through hole of the clamping sleeve is provided with a bulge; when the end part of the clamping strip provided with the clamping groove passes through the through hole of the clamping sleeve, the bulge can be inserted into the clamping groove for locking; the self-locking type hoop with the structure has longer clamping strips, the clamping strips extend out of the clamping strip part of the clamping sleeve after being installed, the clamping strips are usually sheared, the end parts of the sheared clamping strips are very sharp, the hands are easily injured, and the self-locking type hoop is very unsafe; the use time is long, the clamping groove or the bulge is easy to deform, and meanwhile, the locking force is small, so that the clamping sleeve and the clamping strip are loosened; when the clamping strip is used, the part is cut off, and the clamping strip cannot be reused subsequently.

It is therefore desirable to provide a self-locking stainless steel band that addresses the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems that after the use time of the existing self-locking type clamp is long, the clamping groove or the bulge is easy to deform, and meanwhile, the locking force is small, so that the clamping sleeve and the clamping strip are loosened and cannot be reused.

In order to solve the technical problems, the utility model adopts a technical scheme that: the self-locking stainless steel hoop comprises a hoop body, wherein a buckling end is fixedly connected to one end of the top of the hoop body and used for buckling and locking with a connecting component, a plurality of buckling holes are uniformly formed in the center of the top of the buckling end and used for buckling and connecting with a first pin stopping block and an auxiliary buckling component through bolts;

the clamp is characterized in that a sealing ring is embedded on the periphery of the inner wall of the clamp body and can play a role in sealing and strengthening connection, a connecting assembly is fixedly connected to one end of the top of the clamp body and used for automatically locking, a rotating pin shaft is rotatably connected to the top of the center of the inner wall of the connecting assembly and used for installing a torsion spring, a torsion spring is wound on the center of the outer wall of the rotating pin shaft and used for driving a first pin stop block to lock a buckling end, a first pin stop block is fixedly connected to the center of the bottom of the torsion spring and used for being in bolt buckling connection with a convex block, a pull block is fixedly connected to one end of the torsion spring, which is far away from the first pin stop block, and drives the first pin stop block to be separated from the convex block through the torsion spring, so that the clamp body in a locking state is opened, and a plurality of elastic elements are uniformly and fixedly connected to the center of one side, which is far away from the torsion spring, of the pull block, the plurality of elastic elements can drive the pull slide block to automatically return, and a certain fastening effect is also realized on the connection between the first pin stop block and the convex block;

the bottoms of the centers of the inner walls of the plurality of buckling holes are fixedly connected with convex blocks, and the convex blocks are used for being buckled and connected with the first pin stopping blocks and the auxiliary clamping components through pins;

the auxiliary clamping component is fixedly connected to one side of the outer wall of the connecting component, the auxiliary clamping component is connected with the lug in the clamping hole in a bolt buckling mode, and the stability of locking can be enhanced after the connecting component and the fastening end are automatically locked.

Preferably, the clamp body and the buckling end are of an integrated structure, so that the connecting assembly and the buckling end can be locked stably.

Preferably, the sealing ring is made of a silica gel material, and the silica gel material has good sealing performance.

Preferably, it is a plurality of elastic element keeps away from the one end of pulling the slider and all with coupling assembling's inner wall fixed connection, and the drive that like this can be fine is pulled the slider and is carried out automatic playback.

Preferably, the lug and the buckling end are of an integrated structure, so that the connection tightness of the first pin stopping block, the auxiliary clamping assembly and the lug can be enhanced.

Preferably, the auxiliary clamping assembly comprises a fixing strip, an elastic soft belt and a second stop block.

Preferably, the elastic soft belt is fixedly connected to the center of the top of the fixing strip, the second pin stop block is fixedly connected to one end, far away from the fixing strip, of the elastic soft belt, the elastic soft belt has certain elastic tension, adaptability is good, and the auxiliary clamping assembly is conveniently connected with the convex block in the clamping hole.

The utility model has the following beneficial effects:

1. according to the utility model, the buckling end and the connecting assembly are arranged on the clamp body, the rotating pin shaft, the torsion spring, the first pin stop block, the pull slide block and the elastic element are arranged in the connecting assembly, when the buckling end is inserted into the inner wall of the bottom of the connecting assembly, the torsion spring and the rotating pin shaft drive the first pin stop block to deflect, and when the buckling end moves to a required position, the first pin stop block is inserted between the convex blocks in the buckling hole under the action of the torsion spring and the rotating pin shaft, so that the self-locking purpose is achieved, and the locking is relatively stable;

2. according to the clamp, the pull slider is arranged at one end, far away from the first pin stop block, of the torsion spring, the pull slider can enhance the connection tightness between the first pin stop block and the convex block under the action of the elastic force of the elastic element, when the clamp body needs to be opened, the pull slider is pulled to drive the torsion spring and the rotating pin shaft to rotate, the first pin stop block is further driven to be separated from the convex block, the automatic locking and the opening between the buckling end and the connecting assembly are convenient, and the use performance is good;

3. according to the utility model, the auxiliary clamping assembly is fixedly connected to one side of the outer wall of the connecting assembly, the auxiliary clamping assembly consists of the fixing strip, the elastic soft belt and the second pin stop block, and after the connection between the fastening end and the connecting assembly is carried out, the second pin stop block is fastened with the lug in the fastening hole, so that the locking stability of the clamp body is enhanced, and the connection tightness is improved.

Drawings

FIG. 1 is a perspective view of the present invention;

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

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic view of an auxiliary clamping assembly according to the present invention.

In the figure: 1. a clamp body; 2. buckling and connecting ends; 3. a seal ring; 4. a snap-in hole; 5. a connecting assembly; 6. rotating a pin shaft; 7. a torsion spring; 8. a first detent block; 9. pulling the sliding block; 10. an elastic element; 11. a bump; 12. an auxiliary clamping assembly; 121. a fixing strip; 122. an elastic soft band; 123. and a second detent block.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to fig. 1 and 2, a self-locking stainless steel clamp includes a clamp body 1, the clamp body 1 and a fastening end 2 are of an integral structure, so as to enhance the stability of the locking between a connecting component 5 and the fastening end 2, one end of the top of the clamp body 1 is fixedly connected with the fastening end 2, the fastening end 2 is used for fastening the connecting component 5, the center of the top of the fastening end 2 is uniformly provided with a plurality of fastening holes 4, the fastening holes 4 are used for fastening and connecting with a first pin stop block 8 and an auxiliary fastening component 12, a sealing ring 3 is embedded on the inner wall of the clamp body 1, the sealing ring 3 can play a role of sealing and enhancing connection, the sealing ring 3 is made of silica gel material, the silica gel material has good sealing performance, one end of the top of the clamp body 1 is fixedly connected with the connecting component 5, the connecting component 5 is used for automatic locking, one ends of a plurality of elastic elements 10 far away from a pulling slide block 9 are fixedly connected with the inner wall of the connecting component 5, the pull slide block 9 can be well driven to automatically reset, the bottom of the center of the inner wall of each of the plurality of buckling holes 4 is fixedly connected with the convex block 11, the convex block 11 is used for being buckled and connected with the first pin stopping block 8 and the auxiliary buckling component 12 in a bolt mode, and the convex block 11 and the buckling end 2 are of an integrated structure, so that the connection tightness of the first pin stopping block 8, the auxiliary buckling component 12 and the convex block 11 can be enhanced;

referring to fig. 3, a rotating pin shaft 6 is rotatably connected to the top of the center of the inner wall of the connecting assembly 5, the rotating pin shaft 6 is used for installing a torsion spring 7, the torsion spring 7 is wound around the center of the outer wall of the rotating pin shaft 6, the torsion spring 7 is used for driving a first locking block 8 to lock the buckling end 2, the center of the bottom of the torsion spring 7 is fixedly connected with a first locking block 8, the first locking block 8 is used for being in bolt buckling connection with a bump 11, a pull slider 9 is fixedly connected to one end of the torsion spring 7 far away from the first locking block 8, the pull slider 9 drives the first locking block 8 to separate from the bump 11 through the torsion spring 7, furthermore, the clamp body 1 in the locking state is opened, the center of one side, away from the torsion spring 7, of the pull slide block 9 is uniformly and fixedly connected with a plurality of elastic elements 10, the pull slide block 9 can be driven by the elastic elements 10 to automatically return, and a certain fastening effect is also achieved on the connection of the first pin stop block 8 and the bump 11;

referring to fig. 4, an auxiliary clamping assembly 12 is fixedly connected to one side of an outer wall of the connecting assembly 5, and the auxiliary clamping assembly 12 is in pin-locking connection with the protrusion 11 in the fastening hole 4, so that the locking stability can be enhanced after the connecting assembly 5 and the fastening end 2 are automatically locked, the auxiliary clamping assembly 12 includes a fixing strip 121, an elastic soft strip 122 and a second pin stopper 123, the elastic soft strip 122 is fixedly connected to the center of the top of the fixing strip 121, one end of the elastic soft strip 122, which is far away from the fixing strip 121, is fixedly connected with the second pin stopper 123, the elastic soft strip 122 has a certain elastic tension, and the auxiliary clamping assembly 12 is convenient to connect with the protrusion 11 in the fastening hole 4.

When the clamp is used, the buckling end 2 on the clamp body 1 is inserted into the connecting component 5, when the buckling end 2 passes through the bottom of the inner wall of the connecting component 5, the first pin stop block 8 can deflect under the action of the torsion spring 7 and the rotating pin shaft 6, when the buckling end 2 moves to a position needing to be locked, the first pin stop block 8 is inserted between the convex blocks 11 in the buckling hole 4 under the torsion action of the rotating pin shaft 6 and the torsion spring 7, automatic locking is realized, after locking between the connecting component 5 and the buckling end 2 is completed, the auxiliary buckling component 12 on one side of the outer wall of the connecting component 5 is buckled and connected with the convex blocks 11 in the buckling hole 4, the second pin stop block 123 in the auxiliary buckling component 12 is inserted between the convex blocks 11 in the buckling hole 4, and locking connection between the connecting component 5 and the buckling end 2 is strengthened; when the locking between the connecting component 5 and the fastening end 2 needs to be unlocked, the pulling slide block 9 is pulled to drive the torsion spring 7 and the rotating pin shaft 6 to separate the first stop pin block 8 from the bump 11, the connecting component 5 can be separated by pulling the fastening end 2, and the elastic element 10 can drive the pulling slide block 9 to automatically return.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a from locking-type stainless steel clamp, includes clamp body (1), its characterized in that: one end of the top of the hoop body (1) is fixedly connected with a buckling end (2), and a plurality of buckling holes (4) are uniformly formed in the center of the top of the buckling end (2);

the clamp is characterized in that a sealing ring (3) is embedded on the inner wall periphery of the clamp body (1), one end of the top of the clamp body (1) is fixedly connected with a connecting assembly (5), the top of the center of the inner wall of the connecting assembly (5) is rotatably connected with a rotating pin shaft (6), a torsion spring (7) is wound at the center of the outer wall of the rotating pin shaft (6), a first pin stopping block (8) is fixedly connected with the center of the bottom of the torsion spring (7), one end, far away from the first pin stopping block (8), of the torsion spring (7) is fixedly connected with a pull block (9), and a plurality of elastic elements (10) are uniformly and fixedly connected with the center of one side, far away from the torsion spring (7), of the pull block (9);

the bottoms of the centers of the inner walls of the plurality of buckling holes (4) are fixedly connected with convex blocks (11);

and an auxiliary clamping component (12) is fixedly connected to one side of the outer wall of the connecting component (5).

2. The self-locking stainless steel clamp of claim 1, wherein: the clamp body (1) and the fastening end (2) are of an integrated structure.

3. The self-locking stainless steel clamp of claim 1, wherein: the sealing ring (3) is made of a silica gel material.

4. The self-locking stainless steel clamp of claim 1, wherein: and one end of the elastic element (10) far away from the pulling slide block (9) is fixedly connected with the inner wall of the connecting component (5).

5. The self-locking stainless steel clamp of claim 1, wherein: the lug (11) and the buckling end (2) are of an integrated structure.

6. The self-locking stainless steel clamp of claim 1, wherein: the auxiliary clamping assembly (12) comprises a fixing strip (121), an elastic soft belt (122) and a second stop pin block (123).

7. The self-locking stainless steel clamp of claim 6, wherein: the center of the top of the fixing strip (121) is fixedly connected with an elastic soft belt (122), and one end, far away from the fixing strip (121), of the elastic soft belt (122) is fixedly connected with a second pin stopper (123).