CN203353816U - Zipper tooth - Google Patents
Zipper tooth Download PDFInfo
- Publication number
- CN203353816U CN203353816U CN 201320396834 CN201320396834U CN203353816U CN 203353816 U CN203353816 U CN 203353816U CN 201320396834 CN201320396834 CN 201320396834 CN 201320396834 U CN201320396834 U CN 201320396834U CN 203353816 U CN203353816 U CN 203353816U
- Authority
- CN
- China
- Prior art keywords
- slide fastener
- protuberance
- chain tooth
- coupling element
- recess
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Slide Fasteners (AREA)
Abstract
The utility model provides a zipper tooth which comprises a head portion and a tail portion. One side of the head portion is provided with a protruding portion, and the tail portion is provided with a cloth clamping groove. An inwards-concave step is arranged on the other side, opposite to the protruding portion, of the head portion, and a concave portion buckling a protruding portion of an adjacent zipper tooth is arranged on the inwards-concave step. Due to the fact that the concave portion is arranged on the inwards-concave step, according to a zipper with the zipper tooth, under the condition that the thickness of the zipper tooth is not changed, a tooth distance between every two adjacent zipper teeth is shortened, the tension strength of the zipper is greatly improved, in addition, the structure of the whole zipper is more compact, and the manufacturing cost is low.
Description
Technical field
The utility model relates to the slide fastener technical field, relates in particular to a kind of slide fastener coupling element.
Background technology
Along with human social economy and scientific and technical development, slide fastener is by initial metal material to nonmetallic materials, and the single variety simple function develops to specification comprehensive function how wide in variety, attractive in appearance to the exquisiteness of today by simple structure, colourful, passed through very long evolution process.Its performance, structure, material are maked rapid progress, of many uses, have been deep into space flight, aviation, military affairs, medical treatment, the every field such as civilian, and the effect that slight slide fastener plays in people's life is increasing, more and more demonstrates its importance and vitality.
Tension intensity is one of important indicator of slide fastener physical property, the performance of the higher slide fastener of tension intensity is better, people often adopt the shape that changes the chain tooth to obtain good tension intensity for this reason, as increase the chain tooth, many group fastening structures are set on the chain tooth, but this chain tooth manufacturing cost is high, and it is large to take up room, can't meet people's demand.
The utility model content
The purpose of this utility model is to provide a kind of slide fastener coupling element, and to solve, existing slide fastener tension intensity is poor, manufacturing cost is high, bulky defect.
In order to achieve the above object, the utility model is by the following technical solutions: a kind of slide fastener coupling element, comprise head and afterbody, described head one side is provided with protuberance, described afterbody is provided with folder cloth groove, be provided with the indent step at head with respect to the opposite side of protuberance, described indent step is provided with the recess fastened for the protuberance with the adjacent chain tooth.
Because recess is located on the indent step, apply the slide fastener of this chain tooth, in the situation that chain tooth thickness is constant, encrypted the tooth distance between the chain tooth, greatly improved the tension intensity of slide fastener, and also the more compact structure of whole piece slide fastener, low cost of manufacture.
Preferably, the adjacent caudal side of described protuberance is provided with the first buckling surface, and a side of the contiguous head of described recess is provided with the second buckling surface that the first buckling surface with the adjacent chain tooth fastens.For the ease of fastening, described the first buckling surface and the second buckling surface are arc surface.By cooperatively interacting of the first buckling surface and the second buckling surface, make slide fastener keep buckling state, the stability in order to guarantee to fasten, the angle of the bottom surface that described the first buckling surface, the second buckling surface are adjacent can be selected larger angle, as the 80-90 degree.
Preferably, the top of described protuberance is the first arc surface, and the bottom surface of described recess is plane; When the chain tooth is subject to External Force Acting and twists, protuberance can be along with the recess bottom surface, doing adaptive rotation, to prevent that the chain tooth is because of the stressed excessive damage that causes; Certainly, more excellent, the bottom surface of described recess is the second arc surface coordinated with the first arc surface of adjacent chain tooth, and protuberance can rotate more smoothly on the second arc surface like this.
Preferably, the side that described protuberance is relative with the first buckling surface is provided with the three-arc face, and the side that described recess is relative with the second buckling surface is provided with the 4th arc surface coordinated with the three-arc face of adjacent chain tooth.More smooth and easy when the chain tooth fastens like this, the noise of fastening is less, and also is conducive to the chain tooth and is subject to external force and rotates by adaptability.
The another kind of design of described protuberance and recess is: described protuberance is hemisphere jut, and described recess is ball recess,
This programme coordinates with the sphere between recess by protuberance, when the chain tooth fastens mutually flexibly and wear and tear little.
Preferably, dwindling from inside to outside of described folder cloth groove, so that clamp zipper cloth, could clamp without outside increasing, making to press from both sides cloth groove generation deformation.
The accompanying drawing explanation
The front view that Fig. 1 is the utility model slide fastener coupling element;
The upward view that Fig. 2 is the utility model slide fastener coupling element;
The top view that Fig. 3 is the utility model slide fastener coupling element;
The schematic diagram when slide fastener that Fig. 4 is application the utility model slide fastener coupling element fastens;
The enlarged drawing of the Z section when slide fastener that Fig. 5 is application the utility model slide fastener coupling element fastens.
The specific embodiment
Describe the technical solution of the utility model in detail below in conjunction with accompanying drawing.
Referring to Fig. 1, slide fastener coupling element of the present utility model, comprise head 1 and afterbody 5, one side of described head 1 is provided with protuberance 2, described afterbody 5 is provided with folder cloth groove 6, described head 1 is provided with interior concave plane 3 with respect to the opposite side of protuberance 2, and described indent step 3 is provided with the recess 4 be interlocked for the protuberance 2 with phase adjacent teeth chain.
Because recess 4 is located on indent step 3, apply the slide fastener of this chain tooth, in the situation that chain tooth thickness is constant, encrypted the tooth distance between the chain tooth, greatly improved the tension intensity of slide fastener, and the more compact structure of whole piece slide fastener, profile is more attractive in appearance, low cost of manufacture.
Below said structure is described further:
Referring to Fig. 1, Fig. 2 and Fig. 3, a side of described protuberance 2 contiguous afterbodys 5 is provided with the first buckling surface 202, and a side of described recess 4 contiguous heads 1 is provided with the second buckling surface 402 that the first buckling surface 202 with the adjacent chain tooth is interlocked.For the ease of fastening, described the first buckling surface 202 and the second buckling surface 402 are the arc surface mutually fastened.By cooperatively interacting of the first buckling surface 202 and the second buckling surface 402, make slide fastener keep buckling state, stability in order to guarantee to fasten, the angle of the bottom surface that described the first buckling surface 202 and the second buckling surface 402 are adjacent can be selected larger angle, as the 80-90 degree.
Referring to Fig. 1, the top of described protuberance 2 is the first arc surface 203, the 403Wei plane, bottom surface of described recess 4; When the chain tooth is subject to External Force Acting and twists, protuberance 2 can be along with recess 4 bottom surfaces 403, doing adaptive rotation, to prevent the stressed excessive damage that causes of chain tooth; Certainly, more excellent, the bottom surface 403 of described recess 4 is the second arc surface 403 coordinated with the first arc surface 203 of adjacent chain tooth, and protuberance 4 can rotate more smoothly on the second arc surface 403 like this.
Referring to Fig. 1, the side that described protuberance 2 is relative with the first buckling surface 202 is provided with three-arc face 201, and the side that described recess 4 is relative with the second buckling surface 402 is provided with the three-arc face of adjacent chain tooth joins 201 the 4th arc surfaces 401 that close.Like this, more smooth and easy when the chain tooth fastens, noise during fastening is less, and also is conducive to when the chain tooth is subject to external force do the adaptability rotation.
Referring to Fig. 2 and Fig. 3, dwindling from inside to outside of described folder cloth groove 6, so that clamp zipper cloth, could clamp without making to press from both sides the 6 generation deformation of cloth groove outside increasing.
Below in conjunction with accompanying drawing, work principle of the present utility model is described:
Fig. 4 is the buckling state schematic diagram of the slide fastener of application the utility model chain tooth, wherein 7 is zipper cloth, and the chain tooth is fixed on zipper cloth in certain sequence by folder cloth groove 6, because recess 4 is located on indent step 3, so just reduce the tooth distance between the chain tooth, improved the tension intensity of slide fastener.Referring to Fig. 5, enlarged drawing while fastening for the chain tooth, during fastening, the first buckling surface 202 and the mutual fastening of the second buckling surface 402, make each chain tooth keep the state fastened, when the chain tooth is adopted external force while twisting, protuberance 2 can be along bottom surface 403 be done adaptive rotation, to prevent that the chain tooth is because of the stressed excessive damage that causes; Simultaneously three-arc face 201 adopts coordinating of circular arcs with the 4th arc surface 401, makes the chain tooth more smooth and easy when fastening, and noise during fastening is less, and also is conducive to the chain tooth and is subject to external force and rotates by adaptability.
As another kind of alternative, described protuberance is hemisphere jut, and described recess is and ball recess, and further feature is identical with such scheme, and this programme coordinates with the sphere between recess by protuberance, when the chain tooth fastens mutually flexibly and wear and tear little.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also be changed and be revised above-mentioned embodiment.Therefore, the utility model is not limited to the specific embodiment disclosed and described above, to modifications and changes more of the present utility model, also should fall in the protection domain of claim of the present utility model.In addition, although used some specific terms in this specification, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (8)
1. a slide fastener coupling element, comprise head and afterbody, described head one side is provided with protuberance, and described afterbody is provided with folder cloth groove, it is characterized in that: be provided with the indent step at head with respect to the opposite side of protuberance, described indent step is provided with the recess fastened for the protuberance with the adjacent chain tooth.
2. slide fastener coupling element according to claim 1 is characterized in that: the adjacent caudal side of described protuberance is provided with the first buckling surface, and a side of the contiguous head of described recess is provided with the second buckling surface that the first buckling surface with the adjacent chain tooth fastens.
3. slide fastener coupling element according to claim 2, it is characterized in that: described the first buckling surface and the second buckling surface are arc surface.
4. slide fastener coupling element according to claim 3, it is characterized in that: the angle that described the first buckling surface, the second buckling surface are adjacent bottom surface is the 80-90 degree.
5. according to the described slide fastener coupling element of claim 3 or 4, it is characterized in that: the top of described protuberance is the first arc surface, and the bottom surface of described recess is plane; Perhaps, the bottom surface of described recess is the second arc surface coordinated with the first arc surface of adjacent chain tooth.
6. slide fastener coupling element according to claim 5, it is characterized in that: the side that described protuberance is relative with the first buckling surface is provided with the three-arc face, and the side that described recess is relative with the second buckling surface is provided with the 4th arc surface coordinated with the three-arc face of adjacent chain tooth.
7. slide fastener coupling element according to claim 1, it is characterized in that: described protuberance is hemisphere jut, described recess is ball recess.
8. slide fastener coupling element according to claim 1, it is characterized in that: described folder cloth groove dwindles from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320396834 CN203353816U (en) | 2013-07-04 | 2013-07-04 | Zipper tooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320396834 CN203353816U (en) | 2013-07-04 | 2013-07-04 | Zipper tooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203353816U true CN203353816U (en) | 2013-12-25 |
Family
ID=49801663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320396834 Expired - Lifetime CN203353816U (en) | 2013-07-04 | 2013-07-04 | Zipper tooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203353816U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106388142A (en) * | 2016-12-02 | 2017-02-15 | 浙江伟星实业发展股份有限公司 | Zipper and daily commodity |
| CN107536177A (en) * | 2017-08-22 | 2018-01-05 | 福建浔兴拉链科技股份有限公司 | A kind of chain tooth that can be engaged with multi-angle and slide fastener |
-
2013
- 2013-07-04 CN CN 201320396834 patent/CN203353816U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106388142A (en) * | 2016-12-02 | 2017-02-15 | 浙江伟星实业发展股份有限公司 | Zipper and daily commodity |
| CN106388142B (en) * | 2016-12-02 | 2023-06-27 | 浙江伟星实业发展股份有限公司 | Zipper and daily necessities |
| CN107536177A (en) * | 2017-08-22 | 2018-01-05 | 福建浔兴拉链科技股份有限公司 | A kind of chain tooth that can be engaged with multi-angle and slide fastener |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |