CN219108858U

CN219108858U - Durable shell fragment auto-lock draws zipper head

Info

Publication number: CN219108858U
Application number: CN202223416758.2U
Authority: CN
Inventors: 刘理明
Original assignee: Shanghai Tianlan Hardware Zipper Co ltd
Current assignee: Shanghai Tianlan Hardware Zipper Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-06-02
Anticipated expiration: 2032-12-20

Abstract

The utility model relates to the technical field of zippers and discloses a durable elastic piece self-locking zipper head which comprises a zipper head and a zipper pull piece, wherein a supporting part is fixedly arranged at the upper end of the zipper head, a cavity is formed in the supporting part, connecting grooves are formed in two sides of the supporting part, a connecting end is fixedly arranged at one end, close to the zipper head, of the zipper pull piece, and a connecting elastic piece is arranged in the cavity. This durable shell fragment auto-lock draws zipper head sets up supporting part in the outside of pull head, and the horse hook is fixed with the inside connection shell fragment of supporting part together, and when the pulling-on piece was pulled, inboard link drove and is connected the shell fragment and upwards move, and the horse hook is followed with the zip fastener separation, and the back is released to the pulling-on piece, and the shell fragment that resets of connecting the shell fragment upper end applys decurrent elasticity to the horse hook, compares in traditional draw zipper head, and the structure is simpler, and the inside of supporting part can be avoided with outside contact to the shell fragment, and the protectiveness is higher, and the shell fragment that resets improves the elasticity of draw zipper head shell fragment, improves the life of shell fragment.

Description

Durable shell fragment auto-lock draws zipper head

Technical Field

The utility model relates to the technical field of zippers, in particular to a durable elastic piece self-locking zipper head.

Background

The zipper is a connecting piece which is used for combining or separating articles by means of continuously arranged zipper teeth, is now widely used for clothing, bags, tents and the like, and is formed by two belts which are respectively provided with a row of fasteners consisting of metal teeth or plastic teeth for connecting the edges of an opening, and a sliding piece is used for pulling the two rows of teeth into an interlocking position to close the opening.

Most of the current zipper sliders do not have a locking mechanism, and after the zipper is pulled well, the slider is easy to slide, so that the use is inconvenient.

The prior art scheme (Chinese patent publication No. CN 217337622U) discloses a spring self-locking zipper head, which plays a role in locking the zipper head by arranging a locking spring, the locking spring is connected with the zipper head through a fixing part, and the locking part is enabled to move up and down through elastic deformation of an elastic part, so that the locking and loosening functions of the locking part on the zipper head are realized, the locking plate of the patent is exposed to the outside, the protection performance is poor, the rest of reset mechanisms are not provided, the rebound resilience of the spring can be gradually reduced after long-time use, and the service life cannot be prolonged.

Disclosure of Invention

(one) solving the technical problems

The utility model aims to provide a durable elastic piece self-locking zipper puller, which solves the problems in the prior art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a durable shell fragment auto-lock zipper head, includes pull head and pull tab, the upper end fixed mounting of pull head has supporting part, the cavity has been seted up to the inside of supporting part, the spread groove has been seted up to the both sides of supporting part, the one end fixed mounting that the pull tab is close to the pull head has the link, the inside of cavity is provided with connects the shell fragment, it includes fixed part, arc face and connecting portion to connect the shell fragment, the lower extreme fixed mounting of connecting the shell fragment has the horse hook, the through-hole has been seted up to the upper end of pull head, the upper end fixed mounting of connecting the shell fragment has the shell fragment that resets.

Preferably, the supporting part is located at the center of the upper end of the pull head, the connecting groove extends to the inside of the cavity, and the connecting end is connected with the pull head through the connecting groove.

Preferably, one side of the connecting groove, which is close to the pull tab, is of an inclined structure, the connecting end is of a cylindrical structure, the connecting end is attached to the inner side of the connecting groove, and when the pull tab is pulled, the connecting end moves along the connecting groove and moves upwards when contacting with the inclined surface of the connecting groove.

Preferably, the fixed part is fixedly arranged at the inner side of the cavity, one end of the arc surface part is fixedly connected with the lower end of the fixed part, the connecting part is fixedly connected with the other end of the arc surface part, the fixed part is perpendicular to the pull head, the connecting part is parallel to the pull head, when the connecting end moves upwards, one end of the arc surface part turns over along the fixed part, and the connecting part moves upwards along with the other end of the arc surface part.

Preferably, the upper end of the connecting end is attached to the lower end of the arc surface part, and the horse hook is fixedly arranged at the lower end of the connecting part and moves along with the connecting part.

Preferably, the Ma Gouwei is disposed in the through hole, the lower end of the reset spring is fixedly mounted at the upper end of the connecting portion, the upper end of the reset spring is fixedly mounted at the inner side of the cavity, and the reset spring applies downward elastic force to the hook through the connecting portion, so as to play a reset role on the hook.

Compared with the prior art, the utility model has the beneficial effects that: this durable shell fragment auto-lock draws zipper head sets up supporting part in the outside of pull head, and the horse hook is fixed with the inside connection shell fragment of supporting part together, and when the pulling-on piece was pulled, inboard link drove and is connected the shell fragment and upwards move, and the horse hook is followed with the zip fastener separation, and the back is released to the pulling-on piece, and the shell fragment that resets of connecting the shell fragment upper end applys decurrent elasticity to the horse hook, compares in traditional draw zipper head, and the structure is simpler, and the inside of supporting part can be avoided with outside contact to the shell fragment, and the protectiveness is higher, and the shell fragment that resets improves the elasticity of draw zipper head shell fragment, improves the life of shell fragment.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic elevational view of the present utility model;

fig. 4 is a schematic view of the internal structure of the present utility model.

Wherein: 1. a pull head; 2. a pull tab; 3. a support part; 4. a cavity; 5. a connecting groove; 6. a connection end; 7. a connecting spring plate; 701. a fixing part; 702. an arc surface portion; 703. a connection part; 8. a horse hook; 9. a through hole; 10. and resetting the spring plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a durable shell fragment auto-lock draws zipper head, including pull head 1 and pull tab 2, the upper end fixed mounting of pull head 1 has supporting part 3, cavity 4 has been seted up to the inside of supporting part 3, spread groove 5 has been seted up to the both sides of supporting part 3, supporting part 3 is located the central point of pull head 1 upper end, spread groove 5 extends to the inside of cavity 4, the one end fixed mounting link 6 that pull tab 2 is close to pull head 1, one side that spread groove 5 is close to pull tab 2 is the slope structure, link 6 is cylindrical structure, link 6 is laminated with the inboard of spread groove 5, link 6 is in the same place with pull head 1 through spread groove 5, when pulling pull tab 2, link 6 moves along spread groove 5, when contacting with spread groove 5 inclined plane, link 6 upwards moves;

the connecting spring piece 7 is arranged in the cavity 4, the connecting spring piece 7 comprises a fixing part 701, an arc surface part 702 and a connecting part 703, the fixing part 701 is fixedly arranged on the inner side of the cavity 4, one end of the arc surface part 702 is fixedly connected with the lower end of the fixing part 701, the connecting part 703 is fixedly connected with the other end of the arc surface part 702, the fixing part 701 is perpendicular to the pull head 1, the connecting part 703 is parallel to the pull head 1, a horse hook 8 is fixedly arranged at the lower end of the connecting part 7, the upper end of the connecting end 6 is attached to the lower end of the arc surface part 702, the horse hook 8 is fixedly arranged at the lower end of the connecting part 703, a through hole 9 is formed at the upper end of the pull head 1, when the connecting end 6 moves upwards, one end of the arc surface part 702 turns over along the fixing part 701, the connecting part moves upwards along with the other end of the arc surface part 702, and the horse hook 8 moves along with the connecting part 703;

the upper end of the connecting spring piece 7 is fixedly provided with a reset spring piece 10, the horse hook 8 is positioned in the through hole 9, the lower end of the reset spring piece 10 is fixedly arranged at the upper end of the connecting portion 703, the upper end of the reset spring piece 10 is fixedly arranged at the inner side of the cavity 4, and the reset spring piece 10 applies downward elastic force to the horse hook 8 through the connecting portion 703 to play a reset role on the horse hook 8.

Working principle: first, when pulling pull tab 2, link 6 moves along spread groove 5, when contacting with spread groove 5 inclined plane, link 6 upwards moves, and contact with arc surface portion 702, the one end of arc surface portion 702 overturns along fixed part 701, connecting part 703 moves upwards along with the other end of arc surface portion 702, horse hook 8 moves along connecting part 703, and the separation with the zip fastener, pull tab 1 can slide on the zip fastener this moment, separate the zip fastener, after loosening pull tab 2, because the elastic characteristic of connecting shell fragment 7, arc surface portion 702 overturns downwards along fixed part 701, simultaneously reset shell fragment 10 exerts decurrent elasticity to horse hook 8 through connecting part 703, play reset action to horse hook 8, horse hook 8 moves down to zip fastener department, lock the zip fastener and die, prevent pull tab 1 slip, compared with traditional zip tab, the inside of supporting part 3 is arranged in to the shell fragment, can avoid contacting with the outside, the protectiveness is higher, and reset shell fragment 10 improves the elasticity of zip tab, improve the life of shell fragment.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a durable shell fragment auto-lock draws zipper head, includes pull head (1) and pull tab (2), its characterized in that: the utility model discloses a pull head, including pull head, connecting piece and connecting piece (7), the upper end fixed mounting of pull head (1) has supporting part (3), cavity (4) have been seted up to the upper end of supporting part (3), spread groove (5) have been seted up to the inside of supporting part (3), one end fixed mounting that pull piece (2) are close to pull head (1) has link (6), the inside of cavity (4) is provided with connecting shell fragment (7), connecting shell fragment (7) include fixed part (701), cambered surface portion (702) and connecting portion (703), the lower extreme fixed mounting of connecting shell fragment (7) has horse hook (8), through-hole (9) have been seted up to the upper end of pull head (1), the upper end fixed mounting of connecting shell fragment (7) has reset shell fragment (10).

2. The durable self-locking slide fastener of claim 1, wherein: the supporting part (3) is positioned at the center of the upper end of the pull head (1), and the connecting groove (5) extends to the inside of the cavity (4).

3. The durable self-locking slide fastener of claim 1, wherein: one side of the connecting groove (5) close to the pull tab (2) is of an inclined structure, the connecting end (6) is of a cylindrical structure, and the connecting end (6) is attached to the inner side of the connecting groove (5).

4. The durable self-locking slide fastener of claim 1, wherein: the fixing part (701) is fixedly arranged on the inner side of the cavity (4), one end of the cambered surface part (702) is fixedly connected with the lower end of the fixing part (701), the connecting part (703) is fixedly connected with the other end of the cambered surface part (702), the fixing part (701) is perpendicular to the pull head (1), and the connecting part (703) is parallel to the pull head (1).

5. The durable self-locking slide fastener of claim 1, wherein: the upper end of the connecting end (6) is attached to the lower end of the cambered surface portion (702), and the horse hook (8) is fixedly arranged at the lower end of the connecting portion (703).

6. The durable self-locking slide fastener of claim 1, wherein: the horse hook (8) is located in the through hole (9), the lower end of the reset spring piece (10) is fixedly arranged at the upper end of the connecting portion (703), and the upper end of the reset spring piece (10) is fixedly arranged at the inner side of the cavity (4).