CN204861529U - Metal V tooth zip fastener - Google Patents
Metal V tooth zip fastener Download PDFInfo
- Publication number
- CN204861529U CN204861529U CN201520609916.7U CN201520609916U CN204861529U CN 204861529 U CN204861529 U CN 204861529U CN 201520609916 U CN201520609916 U CN 201520609916U CN 204861529 U CN204861529 U CN 204861529U
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- CN
- China
- Prior art keywords
- connecting portion
- tooth
- location division
- slide fastener
- chain
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- Expired - Fee Related
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Abstract
The utility model provides a metal V tooth zip fastener. The chain tooth structure that it had solved present zip fastener is simple, can reliably not fix on the chain area product quality subalternation technical problem. This metal V tooth zip fastener including pull head and chain belt, is fixed with the chain tooth that is used for the meshing on the chain area, the cross -section of chain tooth be the V font, and the chain tooth includes engaging piece, location portion and be used for connecting the engaging piece and the connecting portion of location portion, and the quantity of connecting portion is two, promptly: first connecting portion and second connecting portion, the one end of first connecting portion and the one end of second connecting portion are fixed respectively on the engaging piece, form an obtuse angle between first connecting portion and the second connecting portion, and the quantity of location portion is two, promptly: first location portion and second location portion, first location portion is fixed on the other end of first connecting portion, and second location portion is fixed on the other end of second connecting portion. The utility model has the advantages of the quality is more stable.
Description
Technical field
The utility model belongs to technical field of costume design, relates to a kind of slide fastener, particularly a kind of metal V tooth slide fastener.
Background technology
Slide fastener relies on continuously arranged chain tooth, makes article and the connector closing or be separated, existing a large amount of for clothes, bag, tent etc.By the fastener that two bands are respectively made up of row's metal-toothed or plastic teeth, for the edge of connection opening, there is a sliding part two toothrows can be drawn in interlocking position and make closure of openings; Be linked on something with tension, the chain stablizing or guide this thing.Slide fastener is made up of chain tooth, pull head, bottom stopper or locking member etc.Its medium chain tooth is key component, and it directly determines the layback intensity of slide fastener.General slide fastener has two panels chain band, each own row chain tooth on every sheet chain band, the interlaced arrangement of two row chain teeth.
Through retrieval, as Chinese patent literature discloses a kind of slide fastener coupling element [application number: 201210132898.9; Notification number: CN102613780A].This slide fastener coupling element, a pair leg comprising head and extend from the rear end of described head backward, form y-shaped cross-section, it is characterized in that: the rear end of described head is plane, the outer surface of described a pair leg comprises the second plane of the first plane be connected with described head side wall and the inside turnover be connected with described first plane, the inner surface of described a pair leg comprises the 4th plane of the 3rd plane be connected with described head rear end and the inside turnover be connected with described 3rd plane, and the width of each described leg first reduces to increase gradually more from front to back gradually.
Although the width of slide fastener coupling element leg adopts uneven design disclosed in this patent, can save the material of chain tooth, reduce costs, but the chain teeth structure of this slide fastener is simple, can not reliably be fixed on chain band, poor product quality, therefore, it is necessary for designing a kind of metal V tooth slide fastener.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, and propose a kind of metal V tooth slide fastener, this slide fastener has the more stable feature of quality.
The purpose of this utility model realizes by following technical proposal: a kind of metal V tooth slide fastener, comprise pull head and chain band, described chain band is fixed with the chain tooth for engaging, pull head is located on chain band, and pull head energy and chain tooth contact, it is characterized in that, the cross section of chain tooth is V-shaped, chain tooth comprises engaging piece, location division and the connecting portion for being connected engaging piece and location division, the quantity of connecting portion is two, that is: the first connecting portion and the second connecting portion, one end of first connecting portion and one end of the second connecting portion are separately fixed on engaging piece, an obtuse angle is formed between first connecting portion and the second connecting portion, the angle at this obtuse angle is 120 ° ~ 130 °, the quantity of location division is two, that is: the first location division and the second location division, first location division is fixed on the other end of the first connecting portion, second location division is fixed on the other end of the second connecting portion, two sides adjacent with the second location division, first location division has the anti-slip part of indentation.
Adopt above structure, by chain tooth is designed to V-shaped, the size of its angle and chain band is fitted like a glove, greatly can improve the intensity of chain tooth, meanwhile, chain tooth can be made firmly to be fixed on chain band by anti-slip part, quality is more stable.
Described engaging piece also has enhancement Layer outward, and the material of enhancement Layer is epoxy resin.
Adopt above structure, the rate of wear of engaging piece can be slowed down by enhancement Layer, thus the service time of slide fastener can be improved, long service life.
Described slide fastener also has lubricating structure, lubricating structure comprises the shoe cream room be opened on engaging piece, flexure strip and pressure ram, engaging piece also have oil outlet and installing hole, oil outlet is all connected with shoe cream room with installing hole, flexure strip is fixed in installing hole, and pressure ram is threaded on pull head, and pull head is stretched out in pressure ram one end, the pressure ram other end is in pull head inner chamber place, the lubricating oil in shoe cream room can be extruded from oil outlet when pressure ram contacts with flexure strip.
When pull head moves around along chain band, pull head drives pressure ram to move, and pressure ram contacts with flexure strip, and making flexure strip to the distortion of installing hole place, the lubricating oil in shoe cream room is extruded from oil outlet, can lubricate the engaging piece of chain tooth, guarantee that slide fastener can normally use, good operating stability.
The material of described flexure strip is rubber.
Adopt above material, flexure strip can be made to have good deformability, and cost is lower.
Alternatively, the material of described flexure strip is polyurethane.
Adopt above material, flexure strip can be made to have good deformability, and cost is lower.
Described pressure ram comprises installation portion and operate portions, operate portions is fixed on installation portion, operate portions offers locating hole, spring and ball is disposed with in locating hole, the hole wall of spring one end and locating hole leans, the spring other end and ball lean, and ball under the force of a spring part stretches out locating hole, and ball energy and flexure strip contact.
Adopt above structure, by the elastic force effect of spring, ball can be made to contact with flexure strip, meanwhile, also can not affect pulling of pull head, extruding is convenient.
Compared with prior art, this metal V tooth slide fastener has the following advantages:
1, in the utility model by chain tooth is designed to V-shaped, the size of its angle and chain band are fitted like a glove, greatly can improve the intensity of chain tooth, meanwhile, chain tooth can be made firmly to be fixed on chain band by anti-slip part, quality is more stable.
2, outside engaging piece, there is enhancement Layer, adopt this structure, the rate of wear of engaging piece can be slowed down by enhancement Layer, thus the service time of slide fastener can be improved, long service life.
3, drive pressure ram to move by pull head, pressure ram contacts with flexure strip, is extruded by the lubricating oil in shoe cream room from oil outlet, lubricates the engaging piece of chain tooth, guarantees that slide fastener can normally use, good operating stability.
4, by the elastic force effect of spring, ball can be made to contact with flexure strip, meanwhile, also can not affect pulling of pull head, extruding is convenient.
Accompanying drawing explanation
Fig. 1 is planar structure schematic diagram of the present utility model.
Fig. 2 is the perspective view of the utility model medium chain tooth.
Fig. 3 is the sectional view that the utility model removes part.
Fig. 4 is the sectional view of pressure ram in the utility model
Fig. 5 is the planar structure schematic diagram of the utility model medium chain tooth.
In figure, 1, chain band; 2, chain tooth; 2a, engaging piece; 2a1, oil outlet; 2a2, installing hole; 2a3, shoe cream room; 2b, connecting portion; 2c, location division; 3, pull head; 4, anti-slip part; 5, flexure strip; 6, pressure ram; 6a, installation portion; 6b, operate portions; 6b1, locating hole; 7, spring; 8, ball; 9, enhancement Layer.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As Fig. 1, Fig. 2, shown in Fig. 5, this metal V tooth slide fastener, comprise pull head 3 and chain band 1, chain band 1 is fixed with the chain tooth 2 for engaging, pull head 3 is located on chain band 1, and pull head 3 energy and chain tooth 2 contact, the cross section of chain tooth 2 is V-shaped, chain tooth 2 comprises engaging piece 2a, location division 2c and the connecting portion 2b for being connected engaging piece 2a and location division 2c, the quantity of connecting portion 2b is two, that is: the first connecting portion and the second connecting portion, one end of first connecting portion and one end of the second connecting portion are separately fixed on engaging piece 2a, an obtuse angle is formed between first connecting portion and the second connecting portion, the angle at this obtuse angle is 120 ° ~ 130 °, in the present embodiment, the angle at this obtuse angle is 125 °, the quantity of location division 2c is two, that is: the first location division and the second location division, first location division is fixed on the other end of the first connecting portion, and the second location division is fixed on the other end of the second connecting portion, two sides adjacent with the second location division, the first location division has the anti-slip part 4 of indentation, adopt this structure, by chain tooth 2 is designed to V-shaped, the size of its angle and chain band 1 is fitted like a glove, greatly can improve the intensity of chain tooth 2, meanwhile, chain tooth 2 can be made firmly to be fixed on chain band 1 by anti-slip part 4, quality is more stable.
As shown in Figure 5, engaging piece 2a also has enhancement Layer 9 outward, and the material of enhancement Layer 9 is epoxy resin, adopts this structure, can be slowed down the rate of wear of engaging piece 2a by enhancement Layer 9, thus can improve the service time of slide fastener, long service life.
As shown in Figure 2 and Figure 3, slide fastener also has lubricating structure, lubricating structure comprises the shoe cream room 2a3 be opened on engaging piece 2a, flexure strip 5 and pressure ram 6, engaging piece 2a also has oil outlet 2a1 and installing hole 2a2, oil outlet 2a1 is all connected with shoe cream room 2a3 with installing hole 2a2, flexure strip 5 is fixed in installing hole 2a2, and flexure strip 5 is fixed in installing hole 2a2 by glue; Pressure ram 6 is threaded on pull head 3, and pull head 3 is stretched out in pressure ram 6 one end, and pressure ram 6 other end is in pull head 3 inner chamber place, the lubricating oil in shoe cream room 2a3 can be extruded from oil outlet 2a1 when pressure ram 6 contacts with flexure strip 5.
The material of flexure strip 5 is rubber, adopts this material, flexure strip 5 can be made to have good deformability, and cost is lower; Certainly, also can adopt this kind of scheme, that is: the material of flexure strip 5 is polyurethane, adopts this material, flexure strip 5 can be made to have good deformability, and cost is lower.
As Fig. 3, shown in Fig. 4, pressure ram 6 comprises installation portion 6a and operate portions 6b, operate portions 6b is fixed on installation portion 6a, operate portions 6b offers locating hole 6b1, spring 7 and ball 8 is disposed with in locating hole 6b1, the hole wall of spring 7 one end and locating hole 6b1 leans, spring 7 other end and ball 8 lean, ball 8 stretches out locating hole 6b1 in the active force lower part of spring 7, and ball 8 energy and flexure strip 5 contact, adopt this structure, by the elastic force effect of spring 7, ball 8 can be made to contact with flexure strip 5, simultaneously, also pulling of pull head 3 can not be affected, extruding is convenient.
Operation principle of the present utility model is as follows: when pull head 3 moves around along chain band 1, pull head 3 drives the installation portion 6a of pressure ram 6 to move, by the elastic force effect of the spring 7 at operate portions 6b place, ball 8 contacts with flexure strip 5, and flexure strip 5 is out of shape to installing hole 2a2 place, lubricating oil in shoe cream room 2a3 is extruded from oil outlet 2a1, can lubricate, guarantee that slide fastener can normally use to the engaging piece 2a of chain tooth 2.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (6)
1. a metal V tooth slide fastener, comprise pull head and chain band, described chain band is fixed with the chain tooth for engaging, pull head is located on chain band, and pull head energy and chain tooth contact, it is characterized in that, the cross section of chain tooth is V-shaped, chain tooth comprises engaging piece, location division and the connecting portion for being connected engaging piece and location division, the quantity of connecting portion is two, that is: the first connecting portion and the second connecting portion, one end of first connecting portion and one end of the second connecting portion are separately fixed on engaging piece, an obtuse angle is formed between first connecting portion and the second connecting portion, the angle at this obtuse angle is 120 ° ~ 130 °, the quantity of location division is two, that is: the first location division and the second location division, first location division is fixed on the other end of the first connecting portion, second location division is fixed on the other end of the second connecting portion, two sides adjacent with the second location division, first location division has the anti-slip part of indentation.
2. metal V tooth slide fastener according to claim 1, it is characterized in that, described engaging piece also has enhancement Layer outward, and the material of enhancement Layer is epoxy resin.
3. metal V tooth slide fastener according to claim 1, it is characterized in that, described slide fastener also has lubricating structure, lubricating structure comprises the shoe cream room be opened on engaging piece, flexure strip and pressure ram, engaging piece also have oil outlet and installing hole, oil outlet is all connected with shoe cream room with installing hole, flexure strip is fixed in installing hole, pressure ram is threaded on pull head, pull head is stretched out in pressure ram one end, the pressure ram other end is in pull head inner chamber place, the lubricating oil in shoe cream room can be extruded from oil outlet when pressure ram contacts with flexure strip.
4. metal V tooth slide fastener according to claim 3, is characterized in that, the material of described flexure strip is rubber.
5. metal V tooth slide fastener according to claim 3, is characterized in that, the material of described flexure strip is polyurethane.
6. metal V tooth slide fastener according to claim 3, it is characterized in that, described pressure ram comprises installation portion and operate portions, operate portions is fixed on installation portion, and operate portions offers locating hole, is disposed with spring and ball in locating hole, the hole wall of spring one end and locating hole leans, the spring other end and ball lean, and ball under the force of a spring part stretches out locating hole, and ball energy and flexure strip contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609916.7U CN204861529U (en) | 2015-08-14 | 2015-08-14 | Metal V tooth zip fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609916.7U CN204861529U (en) | 2015-08-14 | 2015-08-14 | Metal V tooth zip fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204861529U true CN204861529U (en) | 2015-12-16 |
Family
ID=54805980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520609916.7U Expired - Fee Related CN204861529U (en) | 2015-08-14 | 2015-08-14 | Metal V tooth zip fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204861529U (en) |
-
2015
- 2015-08-14 CN CN201520609916.7U patent/CN204861529U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20210814 |