CN218588378U

CN218588378U - Pulling-on piece and draw zipper head that can increase pulling force

Info

Publication number: CN218588378U
Application number: CN202223040486.0U
Authority: CN
Inventors: 骆燕明; 廖海滨
Original assignee: Jinjiang Fuxing Zipper Co ltd
Current assignee: Jinjiang Fuxing Zipper Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-03-10
Anticipated expiration: 2032-11-16

Abstract

The utility model discloses a can increase tensile pulling-on piece and draw zipper head, concretely relates to zip fastener field, wherein, the pulling-on piece includes pulling-on piece main part, connecting piece, stay cord, the connecting piece set up in the pulling-on piece main part, the connecting piece is equipped with logical groove, the both ends of stay cord fixed set up in the tip of connecting piece, wherein, the stay cord buckle sleeve establish lead to the inslot so that the pulling force that the stay cord bore increases to the power of avoiding the pulling stay cord leads to its fracture when too big, and then breaks away from with the connecting piece and leads to drawing zipper head to scrap.

Description

Pulling-on piece and draw zipper head that can increase pulling force

Technical Field

The utility model relates to a zip fastener field, specificly relate to a pulling-on piece and draw zipper head that can increase pulling force.

Background

With the development of human social economy and science and technology, the zipper is developed from an original metal material to a non-metal material, a single variety and single function are developed to a multi-variety and multi-specification comprehensive function, the zipper is constructed from a simple structure to the modern exquisite and beautiful, and is colorful, the performance, structure and material of the zipper are changed day by day through a long evolution process, the zipper is wide in application, and the zipper extends into various fields such as aerospace, aviation, military, medical treatment, civil use and the like, and the small zipper plays an increasingly greater role in the life of people and shows the importance and vitality of the small zipper more and more.

At present, draw zipper head mainly including pull head main part and pulling-on piece, the pulling-on piece cover is established and is removed in order to drive the pull head main part in the pull head main part, and the length of pulling-on piece is generally shorter, is not convenient for grab and hold, so, needs the stay cord to assist, is connected stay cord and pulling-on piece, provides bigger, more easily object of grabbing for the pulling-on piece. In such a pull tab with a pull cord, the pull tab and the pull cord are generally integrally injection-molded, so that an injection-molded body is formed between the pull tab and the pull cord.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technical problem, provide a pulling-on piece and draw zipper head that can increase tensile.

In order to achieve the above object, the utility model adopts the following technical scheme: the pull piece capable of increasing the pulling force comprises a pull piece main body, a connecting piece and a pulling rope, wherein the connecting piece is arranged on the pull piece main body, the connecting piece is provided with a through groove, two ends of the pulling rope are fixedly arranged at the end part of the connecting piece, and the pulling rope is buckled and sleeved in the through groove so as to increase the pulling force borne by the pulling rope.

Furthermore, the cross section of the through groove is of an L-shaped structure.

Further, the cross section of the through groove is of a T-shaped structure.

Further, the through groove comprises a groove body and an inlet port, and the inlet port is communicated with the groove body.

Furthermore, one side wall of the two side walls of the inlet extends towards the other side wall to form a stop block.

Further, a guide structure is arranged at the inlet of the through groove.

Further, the guide structure is a guide slope.

Furthermore, a transition arc surface is arranged at one end of the connecting piece connected with the pull rope.

Furthermore, the connecting piece comprises a connecting body and a convex block, one end of the connecting body is fixedly connected with the pulling-on piece body, the other end of the connecting body is fixedly connected with the two ends of the pull rope, and the convex block is arranged on the pulling-on piece body.

A zipper puller comprises a puller body and a pulling piece which is used for being connected with the puller body and can increase the pulling force.

It is right from the above-mentioned the utility model discloses a description compares with prior art, the utility model provides a can increase tensile pulling-on piece and draw zipper head to have following advantage:

1. the zipper pull body and the pull rope are integrally injection-molded, so that a connecting piece is formed at the connecting position of the zipper pull body and the pull rope, the connecting piece is provided with a through groove, and the pull force borne by the pull rope can be increased after the pull rope is bent and sleeved in the through groove, so that the phenomenon that the pull rope is broken when the force for pulling the pull rope is too large and then the pull rope is separated from the connecting piece to cause the zipper pull to be scrapped is avoided;

2. the cross section of the through groove is of an L-shaped structure or a T-shaped structure, wherein the through groove comprises a groove main body and an inlet, and a stop block extends from one of the two side walls of the inlet to the other side wall, so that an object can be hung on the through groove without falling out of the through groove, such as hanging a mouth mask, or an earphone wire can pass through the through groove to be fixed during movement, the phenomenon that the earphone wire shakes randomly to separate the earphone from ears is avoided, or the earphone wire penetrates through the through groove when the earphone is idle, and the phenomenon that the earphone is wound when placed in a pocket to cause inconvenience in next use is avoided;

3. after the pull rope is sleeved on the through groove, a through hole can be formed between the pull rope and the connecting piece, and the through hole can be used for hanging objects such as glasses, hats, water bottles and the like.

Drawings

FIG. 1 is a schematic view of a pull cord sleeved in a through slot;

FIG. 2 is a side view of the pull cord sleeved in the through slot;

fig. 3 is a schematic view of the overall structure of the pull tab capable of increasing the pulling force of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1-4, the pull tab capable of increasing the pulling force comprises a pull tab main body 1, a connecting piece 2 and a pulling rope 3, wherein the connecting piece 2 is arranged on the pull tab main body 1, the connecting piece 2 is provided with a through groove 4, two ends of the pulling rope 3 are fixedly arranged at the end part of the connecting piece 2, and the pulling rope 3 is buckled and sleeved in the through groove 4 so as to increase the pulling force borne by the pulling rope 3.

Specifically, the pull piece body 1 and the pull rope 3 are integrally injection-molded, so that the connecting part 2 is formed at the connecting position of the pull piece body and the pull rope 3, the connecting part 2 is provided with a through groove 4, and when the pull rope 3 is bent and sleeved in the through groove 4, the tensile force borne by the pull rope 3 can be increased, so that the pull rope 3 is prevented from being broken when the force for pulling the pull rope 3 is too large, and further the pull piece body and the connecting part 2 are separated to cause the zipper head to be scrapped.

Wherein, the cross-section that leads to groove 4 is L type structure or T type structure, thereby works as 3 covers of stay cord are established can not break away from when leading to groove 4 lead to groove 4, simultaneously, make it can hang the object and can not lead to the object to fall out this leads to groove 4 to lead to groove 4, if hang the gauze mask, perhaps, when the motion, can pass this and lead to groove 4 with the earphone cord and fix, avoid the earphone cord to rock in disorder and make the earphone break away from the ear, perhaps, when the earphone was idle, wear to establish the earphone cord in leading to groove 4, avoid the earphone to take place to twine when putting the pocket and lead to using comparatively inconvenient next time.

After the pull rope 3 is sleeved on the through groove 4, a through hole 7 is formed between the pull rope 3 and the connecting piece 2, and the through hole 7 can also be used for hanging objects such as glasses, hats, water bottles and the like, so that the types of the objects which can be hung on the pull piece are increased.

The through groove 4 comprises a groove main body 41 and an inlet 42, the inlet 42 is communicated with the groove main body 41, and specifically, in the process that the pull rope 3 is sleeved in the through groove 4, the pull rope 3 firstly passes through the inlet 42 and then can be sleeved in the groove main body 41.

One of the two side walls of the inlet 42 extends to the other side wall to form two stoppers 421, and the two stoppers 421 are respectively located at an end of one of the two side walls of the inlet 42, so that the object hung in the through groove 4 can be further prevented from falling out of the through groove 4 by the stoppers 421.

A guiding structure 5 is arranged at the entrance 42 of the through slot 4, the guiding structure 5 is used for guiding an object into the through slot 4, wherein the guiding structure 5 is a guiding inclined plane.

One end of the connecting piece 2 connected with the pull rope 3 is provided with a transition cambered surface 6, so that the whole pull piece is more attractive.

Connecting piece 2 includes splice body 21, lug 22, splice body 21's one end with pulling-on piece main part 1 fixed connection, splice body 21's the other end with the both ends fixed connection of stay cord 3, lug 22 set up in on the pulling-on piece main part 1, wherein, lead to groove 4 set up in lug 22 position department can be so that the intensity of leading to connecting piece 2 of groove 4 position department obtains increasing through the mode of addding lug 22, avoids needing to increase the holistic thickness of connecting piece 2.

The utility model also provides a draw zipper head, including the pull head main part with be used for with the pull-tab of tensile as foretell can increase is connected to the pull head main part, wherein, 1 cover in pull-tab main part is located draw on the nose of pull head main part.

The aforesaid is only a plurality of concrete implementation manners of the utility model, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims

1. A pull-tab capable of increasing pulling force is characterized in that: the zipper pull comprises a zipper pull body, a connecting piece and a pull rope, wherein the connecting piece is arranged on the zipper pull body, the connecting piece is provided with a through groove, two ends of the pull rope are fixedly arranged at the end part of the connecting piece, and the pull rope is buckled and sleeved in the through groove so as to increase the tensile force borne by the pull rope.

2. The pull tab of claim 1, wherein: the cross section of the through groove is of an L-shaped structure.

3. The pull tab of claim 1, wherein: the cross section of the through groove is of a T-shaped structure.

4. A pull tab capable of increasing the pulling force according to claim 2 or 3, wherein: the through groove comprises a groove body and an inlet, and the inlet is communicated with the groove body.

5. The pull tab of claim 4, wherein: one of the two side walls of the inlet extends towards the other side wall to form a stop.

6. The pull tab of claim 4, wherein: and a guide structure is arranged at the inlet of the through groove.

7. The pull tab of claim 6, wherein: the guide structure is a guide ramp.

8. The pull tab of claim 1, wherein: one end of the connecting piece, which is connected with the pull rope, is provided with a transition arc surface.

9. The pull tab of claim 1, wherein: the connecting piece comprises a connecting body and a convex block, one end of the connecting body is fixedly connected with the pulling piece body, the other end of the connecting body is fixedly connected with the two ends of the pull rope, and the convex block is arranged on the pulling piece body.

10. A slider for slide fastener, characterized in that: comprising a slider body and a pull tab according to any of claims 1-9 for attachment to said slider body for increasing the pulling force.