CN220966591U

CN220966591U - Easily-opened zipper and life jacket using same

Info

Publication number: CN220966591U
Application number: CN202323073389.6U
Authority: CN
Inventors: 刘建军; 胡圣东; 徐恒永
Original assignee: Quanzhou Shengyi Zipper Technology Co ltd
Current assignee: Quanzhou Shengyi Zipper Technology Co ltd
Priority date: 2023-11-14
Filing date: 2023-11-14
Publication date: 2024-05-17
Anticipated expiration: 2033-11-14

Abstract

The utility model relates to an easy-to-open zipper, which comprises a zipper body and a zipper head arranged on the zipper body, wherein the zipper body comprises a first zipper belt and a second zipper belt, a first zipper tooth is arranged on the first zipper belt, a second zipper tooth is arranged on the second zipper belt, a zipper tooth area comprises a meshing area and an easy-to-open area, the zipper head comprises a first zipper head and a second zipper head, the first zipper belt is provided with a first plug block and a second plug block, the first zipper head and the second zipper head are both arranged on the second zipper belt, the second zipper belt is provided with a third plug block and a fourth plug block, a first limiting block for limiting the first zipper head from sliding off the second zipper belt is arranged on the third plug block, and a second limiting block for limiting the second zipper head from sliding off the second zipper belt is arranged on the fourth plug block. The two ends of the zipper body along the length direction can be symmetrically designed, so that the zipper can be opened more uniformly, the structure is simple, and the processing is convenient.

Description

Easily-opened zipper and life jacket using same

Technical Field

The utility model relates to an easily-opened zipper and a life jacket using the same, belonging to the field of zippers and application thereof.

Background

The slide fastener generally comprises a chain belt and a slider, wherein the chain belt comprises a left belt body and a right belt body, one side of the left belt body and the right belt body which are relatively matched is meshed with and separated from each other through a left sprocket and a right sprocket to realize the opening and closing of the slide fastener, and the opening and closing of the left sprocket and the right sprocket are realized through the sliding of the slider. Currently, there is a quick-opening zipper on the market, which can be quickly opened at a certain position of the zipper without sliding the zipper, so that the quick-opening zipper is used for floating life jackets or firefighters and the like. For example, in chinese patent application No. CN101203154 entitled "easy-to-burst slide fastener", an easy-to-burst slide fastener is disclosed comprising a first chain, a second chain, and a slider, each chain consisting of a tape and a first coupling element mounted on an edge of the tape, the slider being slidably mounted on the second chain and slidable along the first coupling elements of the first and second chains to engage the first coupling elements as the slider moves from a bottom of the slide fastener toward a top of the slide fastener, wherein at a first position along the slide fastener, a guide element is provided on the tape, the guide element on one tape does not engage an opposing element on the other tape, wherein at an end of the guide element in a tape length extending direction, a locking element is provided that inhibits separation of the first and second chains, in use, so as to apply a force to the first coupling element at a first position substantially perpendicular to the first coupling element at the first position along the first position.

When the zipper is burst from a certain position, the existing zipper can be opened relatively quickly from the burst position, but after the zipper is opened, one end of the first chain and one end of the second chain are still in a combined state, usually, a force in the length direction of the zipper is required to be manually applied to the slider, so that the first chain and the second chain are completely separated, and the life jacket of the patent is taken as an example, a compressed gas tank is triggered by a pull rope to inflate an inner tube of the life jacket, the inflatable inner tube is utilized to burst and open the zipper, after the inner tube is opened, although the inner tube can extend from an outer layer of fabric, the separation resistance is easily caused due to different structures at two ends of the zipper, and sometimes one end of the zipper is not sufficiently separated, so that the inner tube is unevenly unfolded, and the use experience of the life jacket is affected.

Based on the above problems, the applicant has studied the above problems and has produced the present application.

Disclosure of utility model

The utility model aims to provide an easy-to-open zipper which can be opened more fully and quickly and has a simple structure, and the utility model also aims to provide a life jacket adopting the easy-to-open zipper, which has the effects of simple structure and uniform unfolding of an inner tube.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an explosive zipper, includes the zip fastener body and sets up the pull head on the zip fastener body, and the zip fastener body includes first chain belt and second chain belt, is equipped with first chain tooth on the first chain belt, be equipped with on the second chain belt with first chain tooth complex second chain tooth, first chain tooth and second chain tooth constitute the chain tooth district, and the chain tooth district includes meshing district and first chain tooth and the easy open district of second chain tooth easy-to-separate, the pull head includes first pull head and second pull head, first chain belt is equipped with the first latch block of the inner chamber that can insert first pull head along length direction's one end, first chain belt is equipped with the second latch block that can insert the second pull head along length direction's the other end, first pull head with the second latch block all sets up on the second chain belt, the second latch block is equipped with the stopper of the second latch slip along length direction's one end, the second latch block is equipped with the stopper of second latch block, the second latch block sets up from the second latch block, the second latch block sets up on the second chain belt.

As a preferred mode of the present utility model, the flat pull strength of the easy open region is smaller than the flat pull strength of the engagement region.

As a preferable mode of the utility model, the flat pull strength of the easy open area is 10-200N/m ².

As a preferable mode of the present utility model, the first element is fixed to the first strap in an injection molding manner, the second element is fixed to the second strap in an injection molding manner, the first plug block and the second plug block are fixed to the first strap in an injection molding manner, and the third plug block and the fourth plug block are fixed to the second strap in an injection molding manner.

As a preferable mode of the utility model, the first limiting block is integrally formed on the third bolt block, and a first limiting table for preventing the first limiting block from sliding through the inner cavity of the first pull head is arranged in the inner cavity of the first pull head.

As a preferable mode of the utility model, the second limiting block is integrally formed on the fourth bolt block, and a second limiting table for preventing the second limiting block from sliding through the inner cavity of the second pull head is arranged in the inner cavity of the second pull head.

In a preferred embodiment of the present utility model, the number of the easy-open regions is two, and the two easy-open regions are symmetrically arranged at two ends of the chain belt.

As a preferred mode of the present utility model, the color of the easy-open region is different from the color of the engagement region.

The length of the first plug block is greater than that of the first pull head, and the length of the second plug block is greater than that of the second pull head.

The life jacket comprises a fabric outer layer, an inflatable inner tube and a triggering mechanism for enabling the inner tube to be inflated, wherein the fabric outer layer comprises a front piece portion and a rear piece portion, one end edge of the front piece portion is detachably combined with one end edge of the rear piece portion through a connecting piece, the connecting piece adopts a zipper, the zipper adopts the explosive zipper, a first chain belt is fixed on the front piece portion, and a second chain belt is fixed on the rear piece portion.

As a preferable mode of the utility model, the fabric outer layer is U-shaped, the fabric outer layer comprises a left front part corresponding to the left side of the upper body, a right front part corresponding to the right side of the upper body and a neck surrounding part corresponding to the neck, the fabric outer layer is connected with a brace, the fabric outer layer is also connected with a binding belt, one end of the binding belt is connected with one end of the fabric outer layer, the other end of the binding belt is connected with the other end of the fabric outer layer, and the binding belt is provided with a separable eye-splice.

After the technical scheme of the utility model is adopted, the first zipper teeth and the second zipper teeth are exploded from the easy-to-open area and are respectively torn from the two ends of the easy-to-open area along the two ends of the length direction of the zipper body, and the two ends of the first zipper belt can be separated from the first zipper head and the second zipper head more quickly and smoothly through the guidance of the first zipper head and the second zipper head, so that the first zipper belt and the second zipper belt are easier to separate completely. The life jacket can be opened more uniformly through the two ends of the zipper, so that the inner tube can be opened more uniformly, the opened life jacket is more regular, the life jacket is convenient to use, the structure is simple, and the processing and the manufacturing are convenient.

Drawings

FIG. 1 is a schematic view of the structure of the easy-to-open slide fastener of the present utility model.

Fig. 2 is a schematic structural view of the life jacket of the present utility model.

FIG. 3 is a schematic diagram of a second slider according to the present utility model.

In the figure:

first chain belt 10 first element 11

First plug block 12 second plug block 13

Engagement region 101 and frangible region 102

Second chain belt 20 second element 21

Third plug block 22 fourth plug block 23

First stopper 24 second stopper 25

First slider 30 second slider 40

Second limiting table 41 bag 50

Front piece 71 of inner tube 60

Rear portion 72 left front portion 701

Right front 702 neck finish 703

Strap 80 tie down strap 91

Eye-splice 92

Detailed Description

In order to better understand the technical solution of the present utility model, the following description will be made in more detail with reference to examples.

Referring to fig. 1 to 3, the easy-to-burst slide fastener includes a slide fastener body and a slider provided on the slide fastener body, the slide fastener body includes a first fastener tape 10 and a second fastener tape 20, a first fastener element 11 is provided on the first fastener tape 10, a second fastener element 21 engaged with the first fastener element 11 is provided on the second fastener tape 20, the first fastener element 11 and the second fastener element 21 constitute a fastener element region, the first fastener element 11 and the second fastener element 21 may be metal fastener elements, injection molded fastener elements or nylon fastener elements in the present utility model, and the first fastener tape 10 and the second fastener tape 20 generally employ a woven tape. The element region includes an engagement region 101 and an easy-open region 102 where the first element 11 and the second element 21 are easily separated, the first element 11 and the second element 21 are engaged in a normal manner in the engagement region 101, when the first chain belt 10 and the second chain belt 20 are directly pulled in the right-left direction, the first element 11 and the second element 21 are not easily separated, the first element 11 and the second element 21 are easily separated only by a pull head, and the first element 11 and the second element 21 are weak in binding force or are not bound in the easy-open region 102, and a force can be directly applied to the first chain belt 10 and the second chain belt 20 by the right-left pulling or vertically to separate the first element 11 and the second element 21, which is described in the prior art, and will not be described in detail.

The slider of the present utility model comprises a first slider 30 and a second slider 40, wherein one end of the first fastener tape 10 along the length direction is provided with a first plug pin block 12 which can be inserted into the inner cavity of the first slider 30, the other end of the first fastener tape 10 along the length direction is provided with a second plug pin block 13 which can be inserted into the second slider 40, the first slider 30 and the second slider 40 are both arranged on the second fastener tape 20, one end of the second fastener tape 20 along the length direction is provided with a third plug pin block 22 which can be inserted into the inner cavity of the first slider 30, the other end of the second fastener tape 20 along the length direction is provided with a fourth plug pin block 23 which can be inserted into the inner cavity of the second slider 40, the first plug pin block 12 and the third plug pin block 22 are cooperatively arranged, and when the first slider 30 slides to the end of the fastener body, the first plug pin block 12 and the third plug pin block 22 are abutted together and are both inserted into the first slider 30, thereby closing the end of the fastener; the second plug block 13 is matched with the fourth plug block 23, when the second slider 40 slides to the end of the zipper body, the second plug block 13 and the fourth plug block 23 are abutted together and inserted into the second slider 40, the third plug block 22 is provided with a first limiting block 24 for limiting the first slider 30 from sliding off the second zipper 20, and the fourth plug block 23 is provided with a second limiting block 25 for limiting the second slider 40 from sliding off the second zipper 20. In the present utility model, the first latch block 12 and the third latch block 22 may be provided with mutually matched positioning structures, so that the two are easier to align. The second latch block 13 and the fourth latch block 23 may be provided with cooperating locating formations.

As a preferred mode of the present utility model, the flat pull strength of the easy open area 102 is smaller than the flat pull strength of the engagement area 101, which is a technical detection term commonly used in the zipper art, and can be controlled by controlling the tightness of the engagement of the fastener elements. As a preferred mode of the present utility model, the flat pull strength of the easy open region 102 is 10-200N/m ².

As a preferred mode of the present utility model, the first element 11 is fixed to the first link 10 by injection molding, the second element 21 is fixed to the second link 20 by injection molding, the first and second plug blocks 12 and 13 are fixed to the first link 10 by injection molding, and the third and fourth plug blocks 22 and 23 are fixed to the second link 20 by injection molding. As a preferable mode of the present utility model, the first stopper 24 is integrally formed on the third plug block 22, and the inner cavity of the first slider 30 is provided with a first stopper platform for blocking the first stopper 24 from sliding through the inner cavity of the first slider 30, and when the first stopper 24 slides to the first stopper platform, it is difficult to continue sliding. As a preferable mode of the present utility model, the second stopper 25 is integrally formed on the fourth pin block 23, the inner cavity of the second slider 40 is provided with a second stopper 41 for blocking the second stopper 25 from sliding through the inner cavity of the second slider 40, and when the second stopper 25 slides to the second stopper 41, the second stopper 25 is difficult to slide further.

The present utility model may be used to insert the slider into the first and second links 10 and 20, then insert the third insert pin block 22 and the first stopper 24 into the second link 20, and insert the fourth insert pin block 23 and the second stopper 25 into the second link 20.

In a preferred embodiment of the present utility model, the number of the easy-open areas 102 is two, and the two easy-open areas 102 are symmetrically disposed at both ends of the fastener tape, and the number of the easy-open areas 102 is not limited to two, but may be one. As a preferred mode of the present utility model, the color of the easy-open area 102 is different from the color of the engaging area 101, so that the easy-open area 102 can be found easily and quickly, and the first fastener element 11 and the second fastener element 21 can be exploded.

In the above-mentioned scheme, the length of the first insert pin block 12 is greater than the length of the first slider 30, and the length of the second insert pin block 13 is greater than the length of the second slider 40, so that the first insert pin block 12 is more easily separated from the first slider 30, and the second insert pin block 14 is more easily separated from the second slider 40, so that the first fastener tape 10 and the second fastener tape 20 are more easily separated.

The utility model also provides a life jacket, which comprises an outer fabric layer, an inflatable inner tube 60 and a triggering mechanism for inflating the inner tube 60, wherein the structures can adopt the structures in an authorized bulletin number CN101203154, and the utility model can replace the zipper in the authorized bulletin number CN101203154 with the zipper of the utility model. The fabric outer layer of the present utility model may further have a structure including a front piece portion 71 and a rear piece portion 72, the front piece portion 71 and the rear piece portion 72 may have a split structure, or may be formed by bending a piece of fabric into the front piece portion 71 and the rear piece portion 72, one end of the front piece portion 71 may be detachably coupled to one end of the rear piece portion 72 by a coupling member, specifically, in the view of fig. 2, an inner side end of the front piece portion 71 and an inner side end of the rear piece portion 72 may be detachably coupled to each other by a coupling member (herein, an inner side refers to a side of the front piece portion 71 and the rear piece portion 72 near a center of the life jacket), the coupling member may have a zipper, the zipper may have the above-mentioned easy-to-open zipper, the first fastener tape 10 is fixed to the front piece portion 71, and the second fastener tape 20 is fixed to the rear piece portion 72.

As a preferred mode of the present utility model, the fabric outer layer has a U shape, which includes a left front part 701 corresponding to the left side of the upper body, a right front part 702 corresponding to the right side of the upper body, and a neck surrounding part 703 corresponding to the neck, and the fabric outer layer is connected with a back belt 80, and the back belt 80 and the fabric outer layer form a wearing life jacket similar to a vest. The outer one end of the fabric is connected with one end of the binding belt 91, the other end of the binding belt 91 is connected with the other end of the fabric, and the binding belt 91 is arranged at the lower end of the outer fabric, and is provided with a separable eye-splice 92, and after the life jacket is worn, the eye-splice 92 is locked, so that the life jacket can be stably bound on a human body.

Of course, the scope of the present utility model is not limited to the present embodiment, and any person who makes similar changes thereto can be regarded as not departing from the scope of patent protection of the present utility model.

Claims

1. The utility model provides an easy open zip fastener, includes the zip fastener body and sets up the pull head on the zip fastener body, and the zip fastener body includes first chain belt and second chain belt, is equipped with first chain tooth on the first chain belt, is equipped with on the second chain belt with first chain tooth complex second chain tooth, and first chain tooth and second chain tooth constitute the chain tooth district, and the chain tooth district includes the easy open district of meshing district and first chain tooth and second chain tooth easy to separate, its characterized in that: the pull head comprises a first pull head and a second pull head, a first plug block capable of being inserted into an inner cavity of the first pull head is arranged at one end of a first chain belt along the length direction, a second plug block capable of being inserted into a second pull head is arranged at the other end of the first chain belt along the length direction, the first pull head and the second pull head are both arranged on the second chain belt, a third plug block capable of being inserted into the inner cavity of the first pull head is arranged at one end of the second chain belt along the length direction, a fourth plug block capable of being inserted into an inner cavity of the second pull head is arranged at the other end of the second chain belt along the length direction, the first plug block is matched with the third plug block, the second plug block is matched with the fourth plug block, a first limiting block capable of limiting the first pull head to slide off the second chain belt is arranged on the third plug block, and a second limiting block capable of limiting the second pull head to slide off the second chain belt is arranged on the fourth plug block.

2. The burstable slide fastener as claimed in claim 1, wherein: the flat pull strength of the easy-open area is smaller than that of the meshing area.

3. The burstable slide fastener of claim 2, wherein: the horizontal pulling strength of the easy-open area is 10-200N/m ².

4. A burstable slide fastener as defined in claim 3, wherein: the first zipper teeth are fixed on the first zipper belt in an injection molding mode, the second zipper teeth are fixed on the second zipper belt in an injection molding mode, the first bolt block and the second bolt block are fixed on the first zipper belt in an injection molding mode, and the third bolt block and the fourth bolt block are fixed on the second zipper belt in an injection molding mode.

5. The burstable slide fastener as claimed in claim 4, wherein: the first limiting block is integrally formed on the third plug pin block, and a first limiting table for blocking the first limiting block from sliding through the inner cavity of the first pull head is arranged in the inner cavity of the first pull head.

6. The burstable slide fastener as claimed in claim 5, wherein: the second limiting block is integrally formed on the fourth plug pin block, and a second limiting table for blocking the second limiting block from sliding through the inner cavity of the second pull head is arranged in the inner cavity of the second pull head.

7. The burstable slide fastener as claimed in claim 6, wherein: the two easy-open areas are symmetrically arranged at two ends of the chain belt, and the colors of the easy-open areas are different from those of the meshing areas.

8. The burstable slide fastener as claimed in claim 1, wherein: the length of the first plug block is greater than that of the first pull head, and the length of the second plug block is greater than that of the second pull head.

9. The utility model provides a life jacket, includes the outer, inflatable inner tube of a tyre and is used for making the triggering mechanism that the inner tube inflated, and the outer including front portion and back portion of fabric, the one end edge of front portion is along being in the same place through connecting piece detachably with the one end edge of back portion, its characterized in that: the connecting piece adopts a zipper, the zipper adopts the explosive zipper of claim 1, the first chain belt is fixed on the front piece part, and the second chain belt is fixed on the rear piece part.

10. The life jacket of claim 9, wherein: the outer U-shaped that is of fabric, the outer neck portion that corresponds upper body left side front left portion, corresponds upper body right side front right portion and corresponds the neck, be connected with the braces on the outer fabric, still be connected with the constraint area on the outer fabric, the one end of constraint area is connected the outer one end of fabric, the other end of constraint area is connected the outer other end of fabric is equipped with separable eye-splice on the constraint area.