CN2582427Y

CN2582427Y - Fixed pin structure for double-open zipper

Info

Publication number: CN2582427Y
Application number: CN 02284743
Authority: CN
Inventors: 王联洲
Original assignee: 王瑞玲
Priority date: 2002-11-08
Filing date: 2002-11-08
Publication date: 2003-10-29
Anticipated expiration: 2012-11-08

Abstract

The utility model relates to a fixed pin structure of a double-opening zipper. The fixed pin is provided with an elastic stop hook block which is convenient for an upper zipper head and a lower zipper head to penetrate into a zipper belt in order, and the upper zipper head and the lower zipper head can respectively penetrate into the zipper belt through a gap of the fixed pin in order. Thus, in view of the manufacturing process, a left upper stop, a right upper stop, a plug and the fixed pin can be ejected once to be formed above the zipper belt and then are penetrated with the upper zipper head and the lower zipper head, so that the purposes of simplifying the manufacturing process, enhancing production efficiency and reducing cost are achieved. The upper zipper head and the lower zipper head can be penetrated in or taken out, so that the upper zipper head and the lower zipper head can be taken out for replacement when the upper zipper head and the lower zipper head have faults or the damaged states of paint removal, etc.

Description

The steady pin structure of two open end zippers

Invention field

The utility model relates to slide fastener, refers to a kind of steady pin structure of slide fastener especially.

Background technology

As shown in Figure 1, two open end zippers 8 of commonly using, it is upper left to end 81, upper right ending (figure does not show), latch 83, steady pin 84 all gold mining belong to material and charge and attack fixing because this metal material includes materials such as plumbous and nickel usually and does not meet environmental requirement; Moreover, because of metal steady pin 84 when charging and attacking fixedly with chain belt 80 if beat too flat then easily because of under pull head 91 drop-down strength are excessive causes descending pull head 91 disengagings, if charge and attack not Enough closely then steady pin 85 get loose easily, and hold system to exceed when following pull head 91 is pulled down to bottom under this time pull head 91 downwards and hold 801 (with reference to figure 2) under the chain belt 80, therefore also more not attractive in appearance, and whole slide fastener 8 is also inconvenient when the operation of sewing above clothing.

Secondly, some dealer adopts a plastic cement material one ejaculation left side respectively with the below on tying up to open end zipper, upper right ending and latch, steady pin (figure does not show), though so meet environmental protection and must ask because of adopting plastic material, but its shortcoming is a left side, upper right ending and latch, steady pin is while and chain belt injection molding once, because if whole injection moldings are then gone up, following pull head all can't penetrate slide fastener, also therefore left, upper right ending and latch, steady pin must be separately and the chain belt injection molding, thus no matter with regard to mould manufacturing and finished product manufacturing are produced not only efficient reduce but also cost also improves relatively.

Summary of the invention

The purpose of this utility model provides the steady pin structure of a kind of pair of open end zipper, can enhance productivity and reduce cost thereby its processing procedure is easy, and have be convenient to replace with, the advantage of pull head down.

For achieving the above object, the utility model provides the steady pin structure of a kind of pair of open end zipper, wherein this slide fastener is to have to penetrate and upper leftly ending of being coated on the chain belt top, upper rightly end and be coated on latch and steady pin below the chain belt, and wherein latch and steady pin are to have a slideway respectively; Its characteristics are: the adjacent sidewall below of the slideway of this steady pin is to be extended with an elasticity stop hook piece to the slideway direction, another adjacent sidewall of the hook portion of this elasticity stop hook piece and slideway forms a less clearance, wear thus into chain belt and its elastic restoring force amount of mat for the upper and lower pull head of slide fastener and to prevent that upper and lower pull head breaks away from, and square side and connect a stopper section under the hook portion of aforementioned elasticity stop hook piece.

Description of drawings

Fig. 1 is a stereogram of commonly using two open end zippers.

Fig. 2 is the schematic perspective view that the following pull head of commonly using two open end zippers is pulled to the lower end.

Fig. 3 is the stereogram that the chain belt of the utility model embodiment does not mesh as yet.

Fig. 4 is the part back of the body parallax stereogram that the chain belt of the utility model embodiment does not mesh as yet.

Fig. 5 is the three-dimensional exploded view that the wherein upper and lower pull head of the utility model embodiment does not penetrate the chain belt of a side.

Fig. 6 is the floor map that the wherein upper and lower pull head of the utility model embodiment does not penetrate the chain belt of a side.

Fig. 7 is the floor map that the wherein upper and lower pull head of the utility model embodiment has penetrated the chain belt of a side.

Fig. 8 is that the wherein upper and lower pull head of the utility model embodiment has penetrated the chain belt of a side and has been pulled to bottom sectional schematic diagram.

Fig. 9 is the wherein plane enlarged diagram of steady pin of the utility model embodiment.

The specific embodiment

Shown in Fig. 3-9, the steady pin structure of a kind of pair of open end zipper of the utility model, wherein this slide fastener be have penetrate and be coated on chain belt 1 top upper leftly end 2, upper rightly end 3 and the latch 4 and steady pin 5 that are coated on chain belt 1 below, and wherein latch 4 is to have a

slideway

41,51 respectively with steady pin 5;

Wherein:

Slideway 51 an adjacent sidewall 52 belows of this steady pin 5 are to be extended with an elasticity stop hook piece 521 (in addition with reference to figure 9) to slideway 51 directions, the hook portion 5211 that makes this elasticity stop hook piece 521 and slideway 51 another adjacent sidewalls 53 form less clearance A (in addition with reference to figure 9), and then in the order, following

pull head

6,7 can be respectively thus gap A penetrate, and its sidewall 61 of mat, 71 hook portions 5211 with elasticity stop hook piece 521 strut (other is with reference to the dotted portion of figure 9) and wear into chain belt 1 by this slideway 51, and on aforementioned, following

pull head

6,7 by after the hook portion 5211 of elasticity stop hook piece 521, this hook portion 5211 can its elastic restoring force amount of mat and the reversion original position with on preventing, following

pull head

6,7 break away from, and square side and connect a stopper section 5212 under the hook portion 5211 of wherein aforementioned elasticity stop hook piece 521, and then pulled down to bottom the time when the aforementioned pull head 7 that penetrated under the chain belt 1, the ora terminalis of the sidewall 71 of this time pull head 7 can be by 5212 backstops in this stopper section (with reference to figure 8);

Be with, by aforementioned feature, because it is last, following

pull head

6,7 can penetrate chain belt 1 (with reference to figure 5 by crack A between the steady pin 5 respectively in regular turn, 6,7), therefore with regard to manufacturing process, upper leftly end 2, upper rightly end 3, latch 4, steady pin 5 can one time injection molding in chain belt 1 top and then wear, following

pull head

6,7, can reach the simplification processing procedure relatively, the purpose of enhancing productivity and reducing cost, and it is because last, following

pull head

6,7 can penetrate or take out, therefore when last, following pull head 6, can take out during damage situations such as 7 generation faults or depainting and change, in addition because a left side, upper rightly

end

2,3, latch 4, steady pin 5 all adopts the plastic cement material of not leaded or nickel, relatively also meets must asking of environmental protection.

Moreover, another sidewall 53 of slideway 51 adjacency of aforementioned fixation pin 5 is formed with a convex clip 531 in addition, this convex clip 531 (with reference to figure 9) is the hook portion 5211 that approaches elasticity stop hook piece 521, the effect that breaks away from from hook portion 5211 next doors of this elasticity stop hook piece 521 when preventing down that further to have pull head 7 pulls down by these convex clip 531 tool backstop actions.

Person in addition, the slideway 51 of aforementioned fixation pin 5 is to have the thin slice body 510 (other with reference to figure 9) of a boundary in the two

side

52,53 of its adjacency.

Again, another sidewall 53 tops of slideway 51 adjacency of aforementioned fixation pin 5 are to have the plural through hole 532 that is communicated to chain belt 1, can allay the response relation of steady pin 5 injection moldings when chain belt 1 of this plastic cement material.

In addition, one of aforementioned fixation pin 5 sidewall 53 is upper and lower and side coating chain belt 1 (with reference to figure 4) by it, and its another sidewall 53 also is upper and lower and side coating chain belt 1 by it, to have preferable coating steadiness.

Moreover the top system of 11 hook portions 5211 of aforementioned elasticity stop hook piece 521 is sharp type, and only the top of this hook portion 5211 also can be shapes such as ball-shaped, diamond pattern or ellipse.

In sum, the utility model can be concluded and be had following effect:

1, upper and

lower pull head

6,7 can penetrate chain belt 1 by crack A between the steady pin 5 respectively in regular turn, therefore with regard to manufacturing process, upper leftly end 2, upper rightly end 3, latch 4, steady pin 5 can one time injection molding in chain belt 1 top and then wear upper and

lower pull head

6,7, can reach the purpose of simplifying processing procedure, enhancing productivity and reduce cost relatively.

2, upper and

lower pull head

6,7 can penetrate or take out, therefore when damage situations such as upper and

lower pull head

6,7 generation faults or depainting, can take out and change, because left and right last only 2,3 latches 4, steady pin 5 all adopt the plastic cement material of not leaded or nickel, relatively also meet must asking of environmental protection in addition.

3, down pull head 7 pulls down to pin 5 backstops that are fixed bottom, holds 70 can not exceed and hold 10 under the chain belt 1 under this time pull head 7, not only has aesthetic property and more convenient in the sewing operation of whole slide fastener.

Claims

1, the steady pin structure of a kind of pair of open end zipper, wherein this slide fastener is to have to penetrate and upper leftly ending of being coated on the chain belt top, upper rightly end and be coated on latch and steady pin below the chain belt, and wherein latch and steady pin are to have a slideway respectively; It is characterized in that: the adjacent sidewall below of the slideway of this steady pin is to be extended with an elasticity stop hook piece to the slideway direction, another adjacent sidewall of the hook portion of this elasticity stop hook piece and slideway forms a less clearance, wear thus into chain belt and its elastic restoring force amount of mat for the upper and lower pull head of slide fastener and to prevent that upper and lower pull head breaks away from, and square side and connect a stopper section under the hook portion of aforementioned elasticity stop hook piece.

2, the steady pin structure of as claimed in claim 1 pair of open end zipper is characterized in that: another adjacent sidewall of the slideway of this steady pin is formed with a convex clip in addition, and this convex clip system approaches the hook portion of elasticity stop hook piece.

3, the steady pin structure of as claimed in claim 1 pair of open end zipper is characterized in that: the slideway of this steady pin is to have the thin slice body of a boundary in the two side of its adjacency.

4, the steady pin structure of as claimed in claim 1 pair of open end zipper is characterized in that: another sidewall top of the slideway adjacency of this steady pin is to have the plural through hole that is communicated to chain belt.

5, the steady pin structure of as claimed in claim 1 pair of open end zipper is characterized in that: one of this steady pin sidewall system upper and lowerly coats chain belt with side by it, and its another sidewall also upper and lowerly coats chain belt with side by it.

6, the steady pin structure of as claimed in claim 1 pair of open end zipper is characterized in that: the top system of the hook portion of this elasticity stop hook piece can be sharp type, ball-shaped, diamond pattern or ellipse.