CN206791832U - A kind of explosion-proof tooth circle tooth slide fastener - Google Patents
A kind of explosion-proof tooth circle tooth slide fastener Download PDFInfo
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- CN206791832U CN206791832U CN201720557435.5U CN201720557435U CN206791832U CN 206791832 U CN206791832 U CN 206791832U CN 201720557435 U CN201720557435 U CN 201720557435U CN 206791832 U CN206791832 U CN 206791832U
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- tooth
- engagement
- slide fastener
- explosion
- engaging piece
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Abstract
The zipper design of circle tooth is unique,When zipper tooth is intermeshed,Intermeshing zipper tooth is rounded,And locked when being intermeshed for dual engagement,First grinding tooth recess of chain tooth is intermeshed with the second grinding tooth recess of another chain tooth,The first location division and the second location division of chain tooth are mutually blocked and locked with the locating slot of another chain tooth,It is engaged locking to chain tooth on two dimension directions,The chain tooth of interaction is set engagingly more to fasten,Even on left and right directions larger external force tear,Intermeshing zipper tooth is also not easy to disengage,Main purpose of the present utility model is to provide a kind of structure of explosion-proof tooth circle tooth slide fastener by changing engaging piece,Make zipper tooth in the presence of by various external force,Especially in the presence of "U" shaped extruding force,It is intermeshing between zipper tooth more to fasten,It is not easy to disengage.
Description
Technical field
Zipper technology field is the utility model is related to, more particularly to a kind of explosion-proof tooth circle tooth slide fastener.
Background technology
The slide fastener nowadays extensive use on clothes all over the world, it is a part indispensable in people's life,
And last century is important, one of most practical invention, and to the improvement of slide fastener and the trend of social development, circle tooth zipper
Design is unique, and when zipper tooth is intermeshed, intermeshing zipper tooth is rounded, and is dual engagement when being intermeshed
Locking, the first grinding tooth recess of chain tooth and the second grinding tooth recess of another chain tooth are intermeshed, the first location division of chain tooth and the
Two location divisions and the locating slot of another chain tooth mutually block and locked, and it is engaged locking to chain tooth on two dimension directions,
The chain tooth of interaction is engagingly more fastened, even on left and right directions larger external force tear, it is intermeshing
Zipper tooth is also not easy to disengage.
In the prior art, such as the product that CN106165946A designs for the applicant, although circle tooth zipper is unique,
And locking fastening is engaged, larger mastication forces also are difficult to tear slide fastener on two dimension directions, but applicant is to it
During being tested, it is found that prior art has a defect, when the slide fastener to prior art is bent, such as by slide fastener
When being converted into "U" shaped, continue to apply its U-shaped bottom the power of extruding, it is in explosion like that can disengage intermeshing chain tooth, Shen
Ask someone to study it discovery, because when slide fastener is converted into "U" shaped, nibbled mutually on two chain bands of "U" shaped bottom inside
The zipper tooth both ends stress of conjunction presses together, but adjacent on the same chain band of "U" shaped bottom inside two
Gap is also left between zipper tooth upper tooth shoulder, the gap causes slide fastener when by the extruding force of U-shaped, and chain tooth is intermeshed knot
Structure is unstable, and the phenomenon of slide fastener " quick-fried tooth " just occurs.
The content of the invention
The utility model is made in view of the above problems, and the main purpose of utility model is described in technical scheme 1
A kind of explosion-proof tooth circle tooth slide fastener is provided by changing the structure of engaging piece, makes chain tooth in the presence of by various external force, especially
It is intermeshing between chain tooth more to fasten in the presence of being "U" shaped extruding force, it is not easy to disengage.
A kind of explosion-proof tooth circle tooth slide fastener described in the utility model, including it is arranged in the slide fastener on chain band with fixed intervals
Tooth, the zipper tooth include first field of conjugate action and second field of conjugate action, and the side outline of first field of conjugate action and second field of conjugate action is in
The central angle of the arc section of semicircle, the arc section of the first field of conjugate action outline and the second field of conjugate action outline is more than 180 °；
One end of one end of first field of conjugate action and second field of conjugate action to zipper tooth body sunken inside formed the first engagement recess,
Second engagement recess and engaging piece；
First engagement recess is provided with least one the first raised location division in the side away from engaging piece, and the second engagement is recessed
Portion is provided with least one the second raised location division in the side away from engaging piece, and the end face of engaging piece is provided with least one right
Should be in the locating slot of the first location division or the second location division, it is characterised in that：The width of the end face outline of the engaging piece is certainly
Middle part tapers into upper and lower ends.
Utility model described in the case of technical side 2, it is on the basis of technical scheme 1, there is provided a kind of explosion-proof tooth circle tooth slide fastener,
It is characterized in that：First location division is located at the middle part of side of first engagement recess away from engaging piece, and the second location division is located at the
The middle part of side of two engagement recess away from engaging piece, locating slot is located at the middle part of engagement end surface；
The self-positioning groove of width of the engagement end surface outline tapers into upper and lower ends.
Utility model described in the case of technical side 3, it is on the basis of technical scheme 1, there is provided a kind of explosion-proof tooth circle tooth slide fastener,
It is characterized in that：The engaging piece both ends are provided with semicircular chain tooth sidepiece, the chain tooth side to close to the extension of the direction of chain belt
The both sides in portion connect first field of conjugate action and second field of conjugate action；
The chain tooth sidepiece includes engagement card face, and positioned at the engagement convex surface of engagement card face upper and lower ends, the engagement
Card Middle face is connected together with chain belt；
The both sides of the edge on the engagement convex surface connect first engagement recess and the second engagement recess respectively；
The engagement card face is provided with tooth shoulder with engaging one end that convex surface is connected, and the tooth shoulder prolongs along the fore-and-aft direction of chain belt
Stretch.
Utility model described in the case of technical side 4, it is on the basis of technical scheme 3, there is provided a kind of explosion-proof tooth circle tooth slide fastener,
It is characterized in that：The width on the engagement convex surface for connect the both sides of the edge of first engagement recess and the second engagement recess it
Between distance, the distance tapers into or constant along the direction away from engagement card face.
Utility model described in the case of technical side 5, it is on the basis of technical scheme 3, there is provided a kind of explosion-proof tooth circle tooth slide fastener,
It is characterized in that：The width on the engagement convex surface is less than the distance of two adjacent tooth shoulders of same chain belt.
Utility model described in the case of technical side 6, it is on the basis of technical scheme 3, there is provided a kind of explosion-proof tooth circle tooth slide fastener,
It is characterized in that：The both sides of the edge on the engagement convex surface are in chain belt bending to U-typed, the engagement convex surface of U-typed bottom inside
The both sides of the edge zipper tooth adjacent with relative chain band the lateral edges for engaging convex surface against；The engagement of the bottom inside
Convex surface and the engagement convex surface that the engagement convex surface of the zipper tooth is on different zipper tooths.
Utility model described in the case of technical side 7, it is on the basis of technical scheme 3, there is provided a kind of explosion-proof tooth circle tooth slide fastener,
It is characterized in that：The engagement card face is when chain belt is bent into U-typed, two teeth on the engagement card face of U-typed bottom inside
On shoulder and same chain band the tooth shoulder of adjacent zipper tooth against；Two tooth shoulders and the tooth of the adjacent chain tooth on the engagement card face
Shoulder is the tooth shoulder on two different zipper tooths.
Utility model described in the case of technical side 8, it is on the basis of technical scheme 3, there is provided a kind of explosion-proof tooth circle tooth slide fastener,
It is characterized in that：First engagement recess is the recess of arc, and the concave surface of the recess is from the first location division to upper and lower
Gradually deepen at both ends.
Utility model described in the case of technical side 9, it is on the basis of technical scheme 3, there is provided a kind of explosion-proof tooth circle tooth slide fastener,
It is characterized in that：Second engagement recess is the recess of arc, and the concave surface of the recess is from the second location division to upper and lower
Gradually deepen at both ends.
Utility model described in the case of technical side 10, it is on the basis of technical scheme 9, there is provided a kind of explosion-proof tooth circle tooth is drawn
Chain, it is characterised in that：The end face of engaging piece is the end face of arc.
Utility model described in the case of technical side 11, is on the basis of technical scheme 3 or 10, there is provided a kind of explosion-proof tooth circle tooth
Slide fastener, it is characterised in that：First engagement recess, the concave surface depth of the second engagement recess subtract with engagement end surface width
It is small and increase.
Utility model described in the case of technical side 12, it is on the basis of technical scheme 3, there is provided a kind of explosion-proof tooth circle tooth is drawn
Chain, it is characterised in that：First engagement recess is close close to the concave edge of engaging piece side and second engagement recess
The concave edge line of engaging piece side is middle part width to the diminishing shape of upper and lower ends.
Utility model described in the case of technical side 13, it is on the basis of technical scheme 3, there is provided a kind of explosion-proof tooth circle tooth is drawn
Chain, it is characterised in that：First engagement recess is close close to the concave edge of engaging piece side and second engagement recess
The concave edge line of engaging piece side is that middle part width is constant, the diminishing shape of upper and lower ends.
Beneficial effect
When chain tooth is intermeshed, the middle part of the engaging piece of a zipper tooth can be with the engaging piece of zipper tooth adjacent thereto
Middle part is closely engaged, and has certain gap between the engaging piece both ends of adjacent chain tooth, and " U " shape is bent into when making slide fastener
When, the marginal end on the adjacent engagement convex surface of intermeshing two zipper tooths of "U" shaped bottom inside is abutted together, same
Intermeshing structure is very also against together, between zipper tooth for phase adjacent teeth shoulder on bar chain band on two adjacent zipper tooths
Closely, gap is eliminated, constitutes stable engaging structure；
Simultaneously by locating slot be arranged in the middle part of chain tooth be to reach simplified production procedure while keep high intensity and
Uniform engagement force.After chain tooth is intermeshed, front and rear keeper engages with locating slot, ensure that the engagement on slide fastener fore-and-aft direction
Intensity；
The shape of first engagement recess is corresponding with engaging piece, to reach the effect for strengthening engaging structure.
The shape of second engagement recess is corresponding with engaging piece, to reach the effect for strengthening engaging structure.
The width for engaging convex surface is less than the distance of two adjacent chain tooth upper tooth shoulders, is squeezed when applying "U" shaped to slide fastener
During pressure, the gap between phase adjacent teeth shoulder on two neighboring zipper tooth closes in the presence of extruding force, while a slide fastener
Engagement land edges on the engagement land edges and other chain tooths adjacent thereto of tooth press together, and so constitute stabilization
Engaging structure.
The design of engaging piece curved end is easy to chain tooth is easier in the presence of pull head to mesh together, and keeps simultaneously
The engagement force of high intensity, and make pull head movement more smoothly.
Brief description of the drawings
Fig. 1 is to represent a kind of chain tooth stereogram of explosion-proof tooth circle tooth slide fastener
Fig. 2 is to represent a kind of chain tooth front view of explosion-proof tooth circle tooth slide fastener
Fig. 3 is to represent a kind of chain tooth left view of explosion-proof tooth circle tooth slide fastener
Fig. 4 is to represent a kind of chain tooth right view of explosion-proof tooth circle tooth slide fastener
Fig. 5 is to represent a kind of chain tooth upward view of explosion-proof tooth circle tooth slide fastener
Fig. 6 is the plan view for representing chain tooth sidepiece in embodiment 1
Fig. 7 is to represent to engage end surface width and the concave surface of the first engagement recess and the second engagement recess depth in embodiment 1
The variation relation curve map of degree, X-axis represent the width of engagement end surface, and Y-axis represents the first engagement recess and the second engagement recess
Concave surface depth
Fig. 8 is the profile for representing A-A in embodiment 1
Fig. 9 is the profile for representing A-A in embodiment 2
Figure 10 is to represent that chain belt applying power F is bent into U-typed, caused quick-fried dental phenomenon upward view in the prior art
Figure 11 is to represent that chain belt applying power F is bent into U-typed, caused quick-fried dental phenomenon front view in the prior art
Figure 12 is when representing that chain belt applying power F is bent into U-typed in the present embodiment 1, engages two tooth shoulders on card face
Corresponding thereto on chain band adjacent zipper tooth phase adjacent teeth shoulder against state diagram
Description of reference numerals
1 zipper tooth
2 first fields of conjugate action
3 second fields of conjugate action
4 first engagement recess
5 second engagement recess
6 engaging pieces
7 first location divisions
8 second location divisions
9 locating slots
10 chain tooth sidepieces
11 engagement card faces
12 engagement convex surfaces
13 tooth shoulders
Embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings
In the present embodiment, the upper and lower ends of engaging piece 6 are two on the length direction of engaging piece 6 and held, and the line at both ends
With orthogonal on chain belt length direction, upper and lower ends direction and the upper and lower ends direction one of engaging piece 6 of the first engagement recess 4
Cause, the upper and lower ends direction of the second engagement recess 5 is consistent with the upper and lower ends direction of engaging piece 6.
Semicircular chain tooth sidepiece
A kind of explosion-proof tooth justifies tooth slide fastener as shown in Fig. 1 to 7, including the zipper tooth 1 on chain band, institute are arranged in fixed intervals
Stating zipper tooth includes first field of conjugate action 2 and second field of conjugate action 3, and the side outline of first field of conjugate action 2 and second field of conjugate action 3 is in half
The central angle of circle, the arc section of the outline of first field of conjugate action 2 and the arc section of the outline of second field of conjugate action 3 is more than 180 °；
Engaged with one end of second field of conjugate action 3 to zipper tooth body sunken inside formation first recessed in one end of first field of conjugate action 2
Portion 4, the second engagement recess 5 and engaging piece 6；
First engagement recess 4 is provided with a first raised location division 7 in one end away from engaging piece 6, and the second engagement is recessed
Portion 5 is provided with a second raised location division 8 in one end away from engaging piece 6, and the end face of engaging piece 6 corresponds to provided with one
First location division 7 or the locating slot 9 of the second location division 8；
First location division 7 and the column that the second location division 8 is triangle, locating slot 9 is semicircular groove；
The width of the end face outline of the engaging piece 6 tapers into from the middle part of end face to engaging piece upper and lower ends.
In the present embodiment, the first location division 7 is located at the middle part of first one end of engagement recess 4 away from engaging piece 6, and second is fixed
Position portion 8 is located at the middle part of second one end of engagement recess 5 away from engaging piece 6, and locating slot 9 is located at the middle part of the end face of engaging piece 6；
The self-positioning groove 9 of width of the end face outline of engaging piece 6 tapers into upper and lower ends.
In the present embodiment, the both ends of engaging piece 6 are provided with semicircular chain tooth sidepiece 10 to close to the extension of the direction of chain belt,
The both sides of the chain tooth sidepiece 10 connect first field of conjugate action 2 and second field of conjugate action 3.
In the present embodiment, engagement of the chain tooth sidepiece 10 including engagement card face 11 and positioned at the both ends of engagement card face 11 is convex
Face 12, the middle part of engagement card face 11 are connected together with chain belt；
Semicircular chain tooth sidepiece 10 gradually tapers up for the middle part in engagement card face 11 to the direction close to the both ends of engaging piece 6,
Form semicircular chain tooth sidepiece 10.
The both sides of the edge on the engagement convex surface 12 connect the engagement recess 5 of the first engagement recess 4 and second respectively.
In the present embodiment, the engagement card face 11 is provided with two tooth shoulders 13, two teeth with one end that engagement convex surface 12 is connected
Shoulder 13 extends to the direction away from engagement convex surface 12.
In the present embodiment, first engagement recess 4 is the recess of arc, and the concave surface of the recess positions from first
Gradually deepen to upper and lower ends in portion 7.
In the present embodiment, second engagement recess 5 is the recess of arc, and the concave surface of the recess positions from second
Gradually deepen to upper and lower ends in portion 8.
In the present embodiment, the width on the engagement convex surface 12 is the connection engagement recess 5 of the first engagement recess 4 and second
The distance between both sides of the edge, the distance tapers into or constant along the direction away from engagement card face 11.
In the present embodiment, the width on the engagement convex surface 12 is less than phase adjacent teeth on two adjacent zipper tooths of same chain belt
The distance of shoulder 13.
In the present embodiment, the both sides of the edge on the engagement convex surface 12 are in chain belt bending to U-typed, U-typed bottom inside
A chain band on a zipper tooth engagement convex surface 12 both sides of the edge with respect on chain band with one zipper tooth phase
An adjacent lateral edges on the engagement convex surface 12 of two adjacent zipper tooths against；
In the present embodiment, the engagement card face 11 is when chain belt is bent into U-typed, a chain belt of U-typed bottom inside
On a zipper tooth engagement card face 11 on two tooth shoulders 13 and on same chain band adjacent with an affiliated zipper tooth two
The adjacent side tooth shoulder 13 of individual zipper tooth against.
In the present embodiment, the first engagement recess 4 as shown in Figure 7, the concave surface depth of the second engagement recess 5 are with engaging piece 6
The reduction of end face width and increase.
In the present embodiment, end face of the engaging piece 6 away from chain belt side is the end face of arc.And to close to first in the middle part of end face
The direction of the engagement recess 5 of engagement recess 4 and second gradually tapers up.Form arc.
Preferably, concave edge of the first engagement recess 4 as shown in Figure 8 close to the side of engaging piece 6 engages with described second
Concave edge line of the recess 5 close to the side of engaging piece 6 is middle part width to the diminishing shape of upper and lower ends.
Preferably, the zipper tooth 1 of explosion-proof tooth circle tooth slide fastener is formed in one.
Embodiment 2
The present embodiment is distinguished as with embodiment 1, it is preferred that the first engagement recess 4 as shown in Figure 9 is close to engaging piece 6 one
The concave edge of side and concave edge line of second engagement recess 5 close to the side of engaging piece 6 are constant for middle part width, on
The lower diminishing shape in both ends, remaining is consistent with embodiment.
As shown in figure 12 when circle tooth slide fastener engagement, intermeshing zipper tooth 1 is adjacent thereto in cylinder, zipper tooth 1
Zipper tooth between the positioning slot part of engaging piece closely mesh together, and two ends of engaging piece 6 with it is adjacent
Zipper tooth engaging piece leaves gap between two ends, when the stress of zipper tooth 1 bends to "U" shaped, intermeshing two drawings
Gap stress closure between two ends of the engaging piece between chain tooth 1, while two zipper tooths that same chain belt is adjacent
Engagement card face on phase adjacent teeth shoulder 13 between gap also close under force, now, the slide fastener of stress case of bending
Engagement force between tooth, become very firm, prevented chain tooth 1 stress extruding under " quick-fried tooth " situation.
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned realities
The mode of applying is changed and changed.Therefore, the utility model is not limited to embodiment disclosed and described above, right
Some modifications and changes of utility model should also be as falling into scope of the claims of the present utility model.In addition, although
Some specific terms have been used in this specification, but these terms are merely for convenience of description, not to the utility model structure
Into any restrictions.
Claims (13)
1. a kind of explosion-proof tooth circle tooth slide fastener, including with fixed intervals it is arranged in the zipper tooth on chain band, the zipper tooth includes the
The side outline semicircular in shape of one field of conjugate action and second field of conjugate action, first field of conjugate action and second field of conjugate action, outside first field of conjugate action
The central angle of the arc section of the arc section of profile and the second field of conjugate action outline is more than 180 °；
One end of first field of conjugate action and one end of second field of conjugate action form the first engagement recess, second to zipper tooth body sunken inside
Engagement recess and engaging piece；
First engagement recess is provided with least one the first raised location division in the side away from engaging piece, and the second engagement recess exists
Side away from engaging piece is provided with least one the second raised location division, and the end face of engaging piece is provided with least one correspond to
First location division or the locating slot of the second location division, it is characterised in that：The width of the end face outline of the engaging piece is from middle part
Tapered into upper and lower ends.
A kind of 2. explosion-proof tooth circle tooth slide fastener according to claim 1, it is characterised in that：First location division is located at the first engagement
The middle part of side of the recess away from engaging piece, the second location division are located at the middle part of side of second engagement recess away from engaging piece,
Locating slot is located at the middle part of engagement end surface；
The self-positioning groove of width of the engagement end surface outline tapers into upper and lower ends.
A kind of 3. explosion-proof tooth circle tooth slide fastener according to claim 1, it is characterised in that：The engaging piece both ends are to close to chain
The direction extension of band is provided with semicircular chain tooth sidepiece, and the both sides of the chain tooth sidepiece connect first field of conjugate action and second and nibbled
Conjunction face；
The chain tooth sidepiece includes engagement card face, and positioned at the engagement convex surface of engagement card face upper and lower ends, the engagement card face
Middle part is connected together with chain belt；
The both sides of the edge on the engagement convex surface connect first engagement recess and the second engagement recess respectively；
The engagement card face is provided with tooth shoulder, fore-and-aft direction extension of the tooth shoulder along chain belt with engaging one end that convex surface is connected.
A kind of 4. explosion-proof tooth circle tooth slide fastener according to claim 3, it is characterised in that：The width on the engagement convex surface is company
The distance between both sides of the edge of first engagement recess and the second engagement recess are connect, the distance is along away from the side for engaging card face
To tapering into or constant.
A kind of 5. explosion-proof tooth circle tooth slide fastener according to claim 3, it is characterised in that：The width on the engagement convex surface is less than
The distance of two adjacent tooth shoulders on same chain band.
A kind of 6. explosion-proof tooth circle tooth slide fastener according to claim 3, it is characterised in that：The both sides of the edge on the engagement convex surface
In chain belt bending to U-typed, the engagement convex surface both sides of the edge of the U-typed bottom inside zipper tooth adjacent with relative chain band
Engage convex surface a lateral edges against.
A kind of 7. explosion-proof tooth circle tooth slide fastener according to claim 3, it is characterised in that：The engagement card face is in chain belt bending
During into U-typed, the tooth shoulder of two tooth shoulders adjacent zipper tooth with same chain band on the engagement card face of U-typed bottom inside supports
Lean on.
A kind of 8. explosion-proof tooth circle tooth slide fastener according to claim 3, it is characterised in that：First engagement recess is arc
Recess, and the concave surface of the recess is gradually deepened from the first location division to upper and lower ends.
A kind of 9. explosion-proof tooth circle tooth slide fastener according to claim 3, it is characterised in that：Second engagement recess is arc
Recess, and the concave surface of the recess is gradually deepened from the second location division to upper and lower ends.
A kind of 10. explosion-proof tooth circle tooth slide fastener according to claim 3, it is characterised in that：The end face of engaging piece is arc
End face.
A kind of 11. explosion-proof tooth circle tooth slide fastener according to claim 3 or 10, it is characterised in that：First engagement recess,
The concave surface depth of second engagement recess increases with the reduction of engagement end surface width.
A kind of 12. explosion-proof tooth circle tooth slide fastener according to claim 3, it is characterised in that：First engagement recess is close
The concave edge of engaging piece side and concave edge line of second engagement recess close to engaging piece side are middle part width
To the diminishing shape of upper and lower ends.
A kind of 13. explosion-proof tooth circle tooth slide fastener according to claim 3, it is characterised in that：First engagement recess is close
The concave edge of engaging piece side and concave edge line of second engagement recess close to engaging piece side are middle part width
It is constant, the diminishing shape of upper and lower ends.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720557435.5U CN206791832U (en) | 2017-05-18 | 2017-05-18 | A kind of explosion-proof tooth circle tooth slide fastener |
| PCT/CN2017/097293 WO2018040896A1 (en) | 2016-08-31 | 2017-08-12 | Round tooth zipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720557435.5U CN206791832U (en) | 2017-05-18 | 2017-05-18 | A kind of explosion-proof tooth circle tooth slide fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206791832U true CN206791832U (en) | 2017-12-26 |
Family
ID=60741348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720557435.5U Active CN206791832U (en) | 2016-08-31 | 2017-05-18 | A kind of explosion-proof tooth circle tooth slide fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206791832U (en) |
-
2017
- 2017-05-18 CN CN201720557435.5U patent/CN206791832U/en active Active
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