CN204273436U - A kind of Antitheft zipper - Google Patents
A kind of Antitheft zipper Download PDFInfo
- Publication number
- CN204273436U CN204273436U CN201420738637.6U CN201420738637U CN204273436U CN 204273436 U CN204273436 U CN 204273436U CN 201420738637 U CN201420738637 U CN 201420738637U CN 204273436 U CN204273436 U CN 204273436U
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- China
- Prior art keywords
- heart yearn
- zipper
- chain band
- sprocket
- pair
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Abstract
The utility model proposes a kind of Antitheft zipper, comprise a pair chain band; A pair sprocket group, it is sewn on the side edge part of band in opposite directions of above-mentioned a pair chain band respectively by suture; And pull head, it is for making above-mentioned a pair sprocket group engagement and being separated; Sprocket group comprises zipper sprocket row, zipper sprocket is classified as spiral helicine zipper sprocket row, and the inside of zipper sprocket row is run through and had heart yearn in, and middle heart yearn to comprise at least three first heart yearn in heart yearn and second, the mutual interlacing of heart yearn at least three first, and round heart yearn in second.Pull head and this are arranged zipper sprocket engage smoothly and be separated, and effectively increase work efficiency.
Description
Technical field
The utility model relates to slide fastener field, particularly relates to a kind of Antitheft zipper.
Background technology
Chinese patent (CN103813732A) discloses a kind of slide fastener, and it comprises: a pair chain band; A pair zipper sprocket row, it utilizes suture to be sewn on the band side edge part in opposite directions of above-mentioned a pair chain band respectively, has multiple zipper sprocket; And pull head, it is for making above-mentioned a pair zipper sprocket row engagement/disengagement.Zipper sprocket is that it has multiple zipper sprocket by reeling plastic monofilament and the spiral helicine zipper sprocket row that formed in constant direction.And zipper sprocket row run through therein heart yearn, and utilizes the suture of multi-thread chain-type stitch to be sewn on the back side of the band side edge part of chain band.
By the intensity using heart yearn to strengthen zipper sprocket row, zipper sprocket is made to show certain support force, and in prior art, heart yearn twists into one by multiply single, there is the bad phenomenon of perpendicularity in the chain band being sewed with zipper sprocket row, once after two chain bands are separated, there will be chain band and to spin phenomenon, affect pull head and zipper sprocket is arranged to the efficiency engaged with being separated with this, also can there is situation about having some setbacks simultaneously.
Utility model content
In order to solve the problem, the utility model provides a kind of Antitheft zipper.
The technical solution adopted in the utility model is as follows:
A kind of Antitheft zipper, comprising:
A pair chain band;
A pair sprocket group, it is sewn on the side edge part of band in opposite directions of chain band described in a pair respectively by suture; And
Pull head, it is for making sprocket group engagement described in a pair and being separated;
Described sprocket group comprises zipper sprocket row, described zipper sprocket is classified as spiral helicine zipper sprocket row, the inside of described zipper sprocket row is run through heart yearn in, described middle heart yearn to comprise at least three first heart yearn in heart yearn and second, the mutual interlacing of heart yearn at least three described first, and round heart yearn in described second.
Preferably, the quantity of described zipper sprocket row is two, and described chain band to be arranged on described in two between zipper sprocket row.
Preferably, described chain band comprises the first chain band and the second chain band, described first chain band and described second chain band by sew up linear slit with together with.
Preferably, the quantity of described middle heart yearn is four.
Preferably, described middle heart yearn is the middle heart yearn that terylene is made.
The utility model compared with the existing technology, has the following advantages and beneficial effect:
The utility model Antitheft zipper, the mutual interlacing of heart yearn at least three first, and heart yearn in being formed round the second SMIS line, the intensity of heart yearn in effective increase, prevent sharp cutter or pen from streaking between the sprocket group of pair of meshing, cause this to the phenomenon of the sprocket group quick separating of engagement, impact uses the security of the object of this slide fastener.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of Antitheft zipper described in the utility model;
Fig. 2 is the structural representation of middle heart yearn described in the utility model.
In figure: 1 be sprocket group, 2 be middle heart yearn, 3 be heart yearn in first for zipper sprocket row, 4 be chain band, 5 be the first chain band, 6 be the second chain band, 7 are heart yearn in second, 8.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Shown in Figure 1, one draws door chain, comprising:
A pair chain band 4; A pair sprocket group 1, it is sewn on the side edge part of band in opposite directions of above-mentioned a pair chain band 4 respectively by suture; And pull head, it engages for making above-mentioned a pair sprocket group 1 and is separated;
The utility model first key technology is, sprocket group 1 comprises zipper sprocket row 3, zipper sprocket row 3 are spiral helicine zipper sprocket row, the inside of zipper sprocket row 3 is run through heart yearn 2 in, middle heart yearn 2 to comprise at least three first heart yearn 7 in heart yearn 8 and second, heart yearn 8 mutually interlacing at least three first, and round heart yearn 7 in second.
The mutual interlacing of heart yearn at least three first, and heart yearn in being formed round the second SMIS line, the intensity of heart yearn in effective increase, prevent sharp cutter or pen from streaking between the sprocket group of pair of meshing, cause this to the phenomenon of the sprocket group quick separating of engagement, impact uses the security of the object of this slide fastener.Wherein, in first, in heart yearn and second, heart yearn directly fits tightly, and strengthens intensity further.Meanwhile, the perpendicularity being sewed with the chain band of this zipper sprocket row is better, once after two chain bands are separated, chain band there will not be phenomenon of spinning, pull head and this is arranged zipper sprocket and engages smoothly and be separated, and effectively increase work efficiency.
Technical scheme is further, and in first, the quantity of heart yearn 8 is four.
The mutual interlacing of heart yearn in four first, and round heart yearn in second.The security of further this slide fastener of reinforcement, improves the perpendicularity of chain band, make pull head and zipper sprocket arrange between operation more smooth and easy.
Further, the middle heart yearn made for terylene of middle heart yearn 2.
Terylene is a kind of synthetic fibers, has durable, good springiness, the feature such as not yielding and corrosion-resistant, the intensity of middle heart yearn is strengthened further, the result of use of slide fastener is promoted further.
Second key technology is, the quantity of zipper sprocket row is two, and chain band is arranged between two zipper sprocket row.
Further, chain band 4 comprises the first chain band 5 and the second chain band 6, first chain band 5 and the second chain band 6 by together with suture.
Strengthen the intensity of slide fastener by arranging two zipper sprocket row, meanwhile, chain band is stitched together by the first chain band and the second chain band, strengthens the intensity of slide fastener further, improves the security of slide fastener.Wherein, a zipper sprocket arranges the band side edge part being sewn on the first chain band by suture, and another zipper sprocket arranges the band side edge part being sewn on the second chain band by suture, then the first chain band and the second chain band is stitched together by suture.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. an Antitheft zipper, comprising:
A pair chain band;
A pair sprocket group, it is sewn on the side edge part of band in opposite directions of chain band described in a pair respectively by suture;
And pull head, it, for making sprocket group engagement described in a pair and being separated, is characterized in that;
Described sprocket group comprises zipper sprocket row, described zipper sprocket is classified as spiral helicine zipper sprocket row, the inside of described zipper sprocket row is run through heart yearn in, described middle heart yearn to comprise at least three first heart yearn in heart yearn and second, the mutual interlacing of heart yearn at least three described first, and round heart yearn in described second.
2. Antitheft zipper according to claim 1, is characterized in that, the quantity of described zipper sprocket row is two, and described chain band to be arranged on described in two between zipper sprocket row.
3. Antitheft zipper according to claim 1, is characterized in that, described chain band comprises the first chain band and the second chain band, described first chain band and described second chain band by sew up linear slit with together with.
4. Antitheft zipper according to claim 1, is characterized in that, described middle heart yearn quantity is four.
5. Antitheft zipper according to claim 1, is characterized in that, described middle heart yearn is the middle heart yearn that terylene is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738637.6U CN204273436U (en) | 2014-11-28 | 2014-11-28 | A kind of Antitheft zipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738637.6U CN204273436U (en) | 2014-11-28 | 2014-11-28 | A kind of Antitheft zipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204273436U true CN204273436U (en) | 2015-04-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420738637.6U Active CN204273436U (en) | 2014-11-28 | 2014-11-28 | A kind of Antitheft zipper |
Country Status (1)
| Country | Link |
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| CN (1) | CN204273436U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105639872A (en) * | 2016-03-13 | 2016-06-08 | 郑运婷 | Double-tape single-layer anti-unfastening zipper through insertion |
| TWI556759B (en) * | 2015-07-27 | 2016-11-11 | Smart anti-theft open zipper and zipper intelligent anti-theft system |
-
2014
- 2014-11-28 CN CN201420738637.6U patent/CN204273436U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI556759B (en) * | 2015-07-27 | 2016-11-11 | Smart anti-theft open zipper and zipper intelligent anti-theft system | |
| CN105639872A (en) * | 2016-03-13 | 2016-06-08 | 郑运婷 | Double-tape single-layer anti-unfastening zipper through insertion |
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