CN215075924U

CN215075924U - Double-opening zipper

Info

Publication number: CN215075924U
Application number: CN202121146422.1U
Authority: CN
Inventors: 吕德裕; 戴顺清
Original assignee: Huachanglong Technology Shenzhen Co ltd
Current assignee: Huachanglong Technology Shenzhen Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-10
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a two zippers that open, including the chain belt, a plurality of chain teeth of inboard equal equidistance fixedly connected with of chain belt, the equal fixedly connected with side strake in the front end outside of chain tooth, the equal equidistance in one side that the side strake is relative is provided with a plurality of draw-in groove, be provided with two pullers on the chain tooth, upper portion is provided with the mounting groove in the front end of pull head, the left and right sides of mounting groove all is provided with the sliding opening and the sliding opening all runs through the pull head, the inboard middle part fixedly connected with square frame groove of mounting groove. The utility model discloses in, pulling-on piece pulling slider moves forward in the spout piece during pulling pull head, and the slider then moves to the inboard through the fixture block of stay cord pulling pull head both sides, loosens the pulling-on piece back spring and pops out the fixture block of pull head both sides, lets the fixture block card respectively go into in the draw-in groove of the side strake of homonymy to this fixes the pull head on the chain tooth, prevents effectively that the pull head from slipping from the chain tooth when people move, is worth wideling popularize.

Description

Double-opening zipper

Technical Field

The utility model relates to a zip fastener technical field especially relates to a two zippers that open.

Background

The zipper is composed of zipper teeth, a puller, an upper stop (a front stop and a rear stop) or a locking piece, wherein the zipper teeth are key parts and directly determine the side pull strength of the zipper.

When the double-open zipper is used on clothes, the zipper head is easy to slide off the zipper teeth in the process of movement of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a double-open zipper.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a double-open zipper comprises a chain belt, wherein a plurality of zipper teeth are fixedly connected with the inner side of the chain belt at equal intervals, side edge strips are fixedly connected with the outer side of the front end of each zipper tooth at equal intervals, a plurality of clamping grooves are formed in one side of the chain belt opposite to each side edge strip at equal intervals, two pull heads are arranged on each zipper tooth, a mounting groove is formed in the middle upper portion of the front end of each pull head, sliding openings are formed in the left side and the right side of the mounting groove, and penetrate through the pull heads, a square frame groove is fixedly connected with the middle portion of the inner side of the mounting groove, a first through hole is formed in the middle portion of the left side and the right side of the square frame groove, a clamping block is arranged on the left side of the mounting groove, the outer end of each clamping block penetrates through the corresponding sliding opening, an end block is fixedly connected to the middle portion of one end of the clamping block opposite to each clamping block, one end of the clamping block is fixedly connected to one end of a spring, and the other end of the spring is fixedly connected to the square frame groove on the same side, the upper end fixedly connected with shrouding of mounting groove, the left and right sides in middle part of shrouding all is provided with the second through-hole, the front end middle part fixedly connected with spout piece of shrouding, the middle part on spout piece left and right sides all is provided with the opening, sliding connection has the slider in the spout piece, the middle part fixed connection of slider is at the middle part of straight-bar, the equal fixed connection in middle part of end block is in the one end of stay cord, the other end of stay cord all runs through the spring of homonymy, first through-hole and second through-hole in proper order and respectively fixed connection is on the left and right sides in the rear end middle part of slider.

As a further description of the above technical solution:

the inner side of the lower end of the chain belt is fixedly connected with a lower groove block and a lower insert block respectively, and the lower groove block is clamped with the lower insert block.

As a further description of the above technical solution:

the inner sides of the top ends of the chain belts are fixedly connected with limit codes.

As a further description of the above technical solution:

the inboard left and right ends in square frame groove all rotates and is connected with the deflector roll, the stay cord all passes through the rear side middle part of homonymy deflector roll.

As a further description of the above technical solution:

the upper side and the lower side of one end, opposite to the clamping block, of the clamping block are rotatably connected with rollers.

As a further description of the above technical solution:

two ends of the straight rod are respectively connected with two sides of the upper side of the pulling piece in a rotating mode.

As a further description of the above technical solution:

the zipper teeth are mutually meshed and connected.

As a further description of the above technical solution:

the clamping block is clamped with the clamping groove.

The utility model discloses following beneficial effect has:

the utility model discloses in, pulling-on piece pulling slider moves forward in the spout piece during pulling pull head, and the slider then moves to the inboard through the fixture block of stay cord pulling pull head both sides, loosens the pulling-on piece back spring and pops out the fixture block of pull head both sides, lets the fixture block card respectively go into in the draw-in groove of the side strake of homonymy to this fixes the pull head on the chain tooth, prevents effectively that the pull head from slipping from the chain tooth when people move, is worth wideling popularize.

Drawings

Fig. 1 is a schematic view of the overall structure of a double-open zipper of the present invention;

FIG. 2 is a structural view of the slider of the double open slide fastener according to the present invention;

FIG. 3 is a sectional top view of a slider of the double-open slide fastener of the present invention;

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

Illustration of the drawings:

1. a slider; 2. a zipper tooth; 3. a chain belt; 4. a side bar; 5. a card slot; 6. a limit code; 7. a lower groove block; 8. a lower insert block; 9. mounting grooves; 10. a square frame groove; 11. a sliding port; 12. a clamping block; 13. closing the plate; 14. a second through hole; 15. a pull tab; 16. a chute block; 17. a slider; 18. a straight rod; 19. an opening; 20. a roller; 21. a guide roller; 22. pulling a rope; 23. a first through hole; 24. a spring; 25. an end-block.

Detailed Description

The technical solutions in the embodiments 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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a double-open zipper comprises a chain belt 3, wherein a plurality of zipper teeth 2 are fixedly connected with the inner side of the chain belt 3 at equal intervals, side edge strips 4 are fixedly connected with the outer side of the front ends of the zipper teeth 2, a plurality of clamping grooves 5 are arranged on the opposite sides of the side edge strips 4 at equal intervals, two sliders 1 are arranged on the zipper teeth 2, an installation groove 9 is arranged on the middle upper portion of the front end of each slider 1, sliding openings 11 are arranged on the left side and the right side of the installation groove 9, the sliding openings 11 penetrate through the sliders 1, a square frame groove 10 is fixedly connected with the middle portion of the inner side of the installation groove 9, first through holes 23 are arranged in the middle portions of the left side and the right side of the square frame groove 10, clamping blocks 12 are arranged on the left side of the installation groove 9, the outer ends of the clamping blocks 12 penetrate through the corresponding sliding openings 11, end blocks 25 are fixedly connected with the middle portions of the opposite ends of the clamping blocks 12, one ends of the clamping blocks 12 are fixedly connected with one end of a spring 24, and the other end of the spring 24 is fixedly connected with the square frame groove 10 on the same side, a sealing plate 13 is fixedly connected to the upper end of the mounting groove 9, second through holes 14 are respectively arranged on the left side and the right side of the middle portion of the sealing plate 13, a sliding groove block 16 is fixedly connected to the middle portion of the front end of the sealing plate 13, openings 19 are respectively arranged in the middle portions of the left side and the right side of the sliding groove block 16, a sliding block 17 is slidably connected in the sliding groove block 16, the middle portion of the sliding block 17 is fixedly connected to the middle portion of the straight rod 18, the middle portion of an end block 25 is fixedly connected to one end of a pulling rope 22, the other end of the pulling rope 22 sequentially penetrates through a spring 24, a first through hole 23 and the second through hole 14 on the same side and is respectively fixedly connected to the left side and the right side of the middle portion of the rear end of the sliding block 17, when the pulling head 1 is pulled, the pulling piece 15 pulls the sliding block 17 to move forwards in the sliding groove block 16, the sliding block 17 pulls the clamping blocks 12 on the two sides of the pulling head 1 to move inwards through the pulling rope 22, after the pulling piece 15 is loosened, the spring 24 pops the clamping blocks 12 into the clamping grooves 5 of the side edge strips 4 on the same side, the slider 1 on the zipper element 2 is fixed by the fixing structure, so that the slider 1 is effectively prevented from sliding away from the zipper element 2 when people move.

The inboard groove piece 7 and the lower inserted block 8 of fixedly connected with down of 3 lower extreme inboards of chain belt respectively, lower groove piece 7 and the block of inserting 8 down block, the inboard equal fixed connection in top of chain belt 3 has spacing sign indicating number 6, the inboard left and right ends in square frame groove 10 all rotates and is connected with deflector roll 21, stay cord 22 all passes through the rear side middle part of homonymy deflector roll 21, the upper and lower side of the relative one end of fixture block 12 all rotates and is connected with running roller 20, the both ends of straight-bar 18 rotate with the upside both sides of pulling-on piece 15 respectively and are connected, chain tooth 2 intermeshing is connected, fixture block 12 and draw-in groove 5 block.

The working principle is as follows: when the puller 1 is pulled, the pull tab 15 pulls the sliding block 17 to move forwards in the sliding groove block 16, the sliding block 17 pulls the clamping blocks 12 on two sides of the puller 1 to move inwards through the pull rope 22, after the pull tab 15 is loosened, the spring 24 pops the clamping blocks 12 on two sides of the puller 1, the clamping blocks 12 are clamped in the clamping grooves 5 of the side edge strips 4 on the same side respectively, the puller 1 on the zipper teeth 2 is fixed, and the puller 1 is effectively prevented from sliding away from the zipper teeth 2 when people move.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A double open slide fastener comprising a fastener tape (3), characterized in that: the zipper is characterized in that a plurality of zipper teeth (2) are fixedly connected with the inner side of the chain belt (3) at equal intervals, the outer side of the front end of each zipper tooth (2) is fixedly connected with a side edge strip (4), one side of each side edge strip (4) opposite to the corresponding side edge strip is provided with a plurality of clamping grooves (5) at equal intervals, two zipper heads (1) are arranged on each zipper tooth (2), a mounting groove (9) is formed in the middle upper portion of the front end of each zipper head (1), sliding openings (11) are formed in the left side and the right side of each mounting groove (9), the sliding openings (11) penetrate through the zipper heads (1), a square frame groove (10) is fixedly connected to the middle of the inner side of each mounting groove (9), first through holes (23) are formed in the middle of the left side and the right side of each square frame groove (10), clamping blocks (12) are arranged on the left side of each mounting groove (9), the outer ends of the clamping blocks (12) penetrate through the corresponding sliding openings (11), and end blocks (25) are fixedly connected to the middle of the end blocks (12), the opposite ends of the clamping blocks (12) are fixedly connected with one end of a spring (24), the other end of the spring (24) is respectively fixedly connected with the square groove (10) at the same side, the upper end of the mounting groove (9) is fixedly connected with a sealing plate (13), the left side and the right side of the middle part of the sealing plate (13) are respectively provided with a second through hole (14), the middle part of the front end of the sealing plate (13) is fixedly connected with a sliding groove block (16), the middle parts of the left side and the right side of the sliding groove block (16) are respectively provided with an opening (19), the sliding groove block (16) is connected with a sliding block (17) in a sliding way, the middle part of the sliding block (17) is fixedly connected with the middle part of the straight rod (18), the middle parts of the end blocks (25) are fixedly connected with one end of the pull rope (22), the other end of the pull rope (22) sequentially penetrates through the spring (24), the first through hole (23) and the second through hole (14) on the same side and is fixedly connected to the left side and the right side of the middle part of the rear end of the sliding block (17) respectively.

2. A double open zipper according to claim 1, wherein: the inner side of the lower end of the chain belt (3) is fixedly connected with a lower groove block (7) and a lower insert block (8) respectively, and the lower groove block (7) is clamped with the lower insert block (8).

3. A double open zipper according to claim 1, wherein: the inner sides of the top ends of the chain belts (3) are fixedly connected with limit codes (6).

4. A double open zipper according to claim 1, wherein: the inboard left and right ends in square frame groove (10) all rotate and are connected with deflector roll (21), stay cord (22) all pass through the rear side middle part of homonymy deflector roll (21).

5. A double open zipper according to claim 1, wherein: the upper side and the lower side of one end, opposite to the clamping block (12), of the clamping block are both rotatably connected with rollers (20).

6. A double open zipper according to claim 1, wherein: two ends of the straight rod (18) are respectively connected with two sides of the upper side of the pull piece (15) in a rotating mode.

7. A double open zipper according to claim 1, wherein: the zipper teeth (2) are mutually meshed and connected.

8. A double open zipper according to claim 1, wherein: the clamping block (12) is clamped with the clamping groove (5).