CN108685286A - A kind of slide fastener latch assembly - Google Patents
A kind of slide fastener latch assembly Download PDFInfo
- Publication number
- CN108685286A CN108685286A CN201810819381.4A CN201810819381A CN108685286A CN 108685286 A CN108685286 A CN 108685286A CN 201810819381 A CN201810819381 A CN 201810819381A CN 108685286 A CN108685286 A CN 108685286A
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- Prior art keywords
- stopper section
- face
- zipper
- pull head
- lobes
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- 210000000515 tooth Anatomy 0.000 claims description 46
- 238000005452 bending Methods 0.000 claims description 7
- 230000007547 defect Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- UVXCXZBZPFCAAJ-UHFFFAOYSA-N arc-111 Chemical compound C1=C2OCOC2=CC2=C(N(CCN(C)C)C(=O)C3=C4C=C(C(=C3)OC)OC)C4=CN=C21 UVXCXZBZPFCAAJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/24—Details
- A44B19/36—Means for permanently uniting the stringers at the end; Means for stopping movement of slider at the end
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/24—Details
- A44B19/26—Sliders
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/24—Details
- A44B19/34—Stringer tapes; Flaps secured to stringers for covering the interlocking members
Landscapes
- Slide Fasteners (AREA)
Abstract
The present invention provides a kind of slide fastener latch assemblies, including left zipper band and right zipper strip, the identical pull head of two structures is slidably connected zipper teeth in such a way that the rear part port is oppositely arranged, it is provided with pin member below the bottom zipper teeth of the left zipper band, rationed marketing part corresponding with the pin member position is provided with below the bottom zipper teeth of the right zipper strip;The pin member includes fixed part and extending portion, the rationed marketing part includes positioning region, zigzag part and stopper section, the stopper section is connected together in a manner of limiting pull head and skidding off stopper section bottom with the front port of pull head, and the bottom end face of the stopper section is formed as the shape for guiding stopper section to be slided in the guide groove of right side along right zipper strip width direction, to solve to be easy stuck defect when pin member is stretched into pull head by existing two-way separating zip, and it can provide two kinds of specifications identical pull head on same chain band, to solve production technology complexity, the high defect of production cost.
Description
Technical field
The present invention relates to two-way separating zip technical field, more particularly to a kind of slide fastener latch assembly.
Background technology
Pull head has been deep into as daily necessities in every field, and especially in clothing, backpack arts are drawn
Head already becomes the first choice of sealing auxiliary, distinct the characteristics of pull head, and sealing speed is fast, effect is good, thus in different field
Slide fastener also has different variations, and to adapt to various complex environments, general slide fastener only has that there are one pull heads, is drawn by pull head
It is dynamic to open or close zipper tooth, with the development need of society, have above and below the slide fasteners of two pull heads arise spontaneously, this
Kind slide fastener has wider application scenarios, also there is unique effect.
Such as Chinese patent CN200510054412.4, a kind of reverse-separating device for slide fastener, this kind of slide fastener are disclosed
With upper and lower two pull heads, can reverse opening slide fastener, but the rationed marketing part of the slide fastener of this kind of structure has certain defect, in slide fastener
When in open shape, when underlying pull head is abutted with rationed marketing part, due to the gravity of pull head itself, pull head can be led downwards
Draw, it is in crooked shape that the rationed marketing part under the structure, which can guide slide fastener, at this time, i.e. the back port of slide fastener is close towards zipper tooth, this
Under state, user just will produce after the pull head of top, the posterior end with lower section pull head when pin member is inserted into pull head
Mouthful effect collided, two pull heads up and down are penetrated while cannot be quick and convenient, bring great inconvenience.
In addition, due to the particularity of this structure of upper and lower pull head, it is often positioned in pull head and the position of top in practice
Pull header structure in lower section is different, to adapt to this zipper strip, causes production technology complexity, production procedure is sung, of high cost
Defect, this just brings great inconvenience to producer.
Invention content
The present invention makes in view of the above problems, by a kind of pin member of special construction of offer and rationed marketing part, solves
The defect that the pull head up and down of the prior art cannot naturally droop, and solve production technology complexity, production cost is high to be lacked
It falls into, specifically, including left zipper band and right zipper strip, the edge of the left zipper band and right zipper strip opposite side is respectively arranged with
Multiple zipper teeths of arranged adjacent, the identical pull head of two structures are oppositely arranged with the rear part port successively along its length
Mode is slidably connected zipper teeth, and the zipper teeth on the inside of left zipper band and the zipper teeth on the inside of right zipper strip pass through installation
Pull head on it moves up and down opening or engagement, and the pull head includes upper flange and lower wing plate, and before pull head
Portion port is longitudinally disposed and connects the guide post of upper flange and lower wing plate simultaneously, and the guide post is in pull head of the left zipper with side
Portion space is formed as left side guide groove, and the guide post is formed as right side guide groove, institute close to the pull head inner space of right zipper strip side
Left side guide groove is stated to be symmetrical arranged centered on guide post with right side guide groove;
It is provided with pin member below the bottom zipper teeth of the left zipper band, is located at the right zipper strip most
Rationed marketing part corresponding with the pin member position is provided with below the zipper teeth of lower end;
The pin member includes fixed part and extending portion, and the fixed part is adjacent with zipper teeth of the left zipper with bottom to be set
It sets, the other end of the extending portion self-fixed department prolongs to far from zipper teeth and close to direction of the left zipper with outer ledge simultaneously
It stretches, so that pin member is formed to have forniciform extending portion and its bottom and stretch out left zipper with the shape except inside edge:
The rationed marketing part includes positioning region, zigzag part and stopper section, the slide fastener of the positioning region and right zipper strip bottom
Tooth is disposed adjacent, and the other end in the self-positioning portion of zigzag part is to simultaneously far from zipper teeth and close to right zipper strip outer ledge
Direction extends, and the bottom end of the zigzag part extends outward to form stopper section, and the stopper section is detached from right zipper strip inside edge shape
As hanging shape, rationed marketing part is made to be formed to have except forniciform zigzag part and its bottom right zipper strip inside edge of stretching
Shape;
The stopper section is connected together in a manner of limiting pull head and skidding off stopper section bottom with the front port of pull head, and institute
The bottom end face for stating stopper section is formed as the shape for guiding stopper section to be slided in the guide groove of right side along right zipper strip width direction.
Preferably, the width for being located at fixed part upper end of the left zipper with bottommost zipper teeth side is A;
With extending portion the lowermost width except inside edge it is B, A > B positioned at left zipper, and the width of A is set
For the maximum value of pin member width, the width of B is set to the minimum value of pin member width;
Width positioned at the positioning region upper end of the right zipper strip bottommost zipper teeth side is C;
The lowermost width of stopper section except right zipper strip inside edge is D, C < D, and the width of C is set
It is set to the minimum value of rationed marketing part width, the width of D is set to the maximum value of rationed marketing part width.
Preferably, the stopper section includes upper retaining surface and lower retaining surface, and the upper retaining surface and lower retaining surface close to pin member side are same
When connection in connect face, be provided with the interior even opposite stopper section other side in face and connect upper retaining surface simultaneously and the outer of lower retaining surface connects
Face;
The interior even face is formed as the inner surface of the rationed marketing part, and is connect with zigzag part, and the outer even face is formed as
The outer surface of the rationed marketing part, and connect with zigzag part;
The surface of the upper retaining surface raise up have it is convex with the top that abuts of pull head upper flange positioned at right side guide groove side
It rises;
The surface of the lower retaining surface is downwardly convex to be had and is abutted with the pull head lower wing plate positioned at right side guide groove side simultaneously and top
The lower lobes that raised position is correspondingly arranged.
Preferably, the bottom end face of the stopper section is formed as that stopper section is guided to lead on right side along right zipper strip width direction
The concrete structure of the shape of sliding is in slot,
The upper lobes face out the mode that even face direction extends from interior company and are positioned close to stopper section bottom end face one
The upper retaining surface of side, and the upper lobes are formed as its middle part to the close arc convex of stopper section bottom end face, the top
Protrusion from interior company face out even face direction setting length be E, E < D, the upper lobes far from stopper section bottom end face one
Side is formed as the upper sliding surface of arc;
The lower lobes are corresponding with the upper lobes position and structure is consistent, and the lower lobes are faced out from interior company
The mode that even face direction extends is positioned close to the lower retaining surface of stopper section bottom end face side, and the lower lobes are formed as it
Middle part faces out the length of even face direction setting from interior company to the close arc convex of stopper section bottom end face, the lower lobes
For F, F=E, side of the lower lobes far from stopper section bottom end face is formed as the lower slider face of arc;
The upper sliding surface and lower slider face respectively with positioned at the front port of right side guide groove side pull head upper flange and
Lower wing plate abuts, and is slided along the width direction of right zipper strip.
Preferably, side of the upper retaining surface far from stopper section bottom end face is formed as the fovea superior to stopper section ontology indent
Face, the upper recess surface is formed as the uper side surface of rationed marketing part, and is connect with zigzag part;
Side of the lower retaining surface far from stopper section bottom end face is formed as the concave surface to stopper section ontology sunken inside, institute
The downside surface that concave surface is formed as rationed marketing part is stated, and is connect with zigzag part, the concave surface and the upper recess surface position pair
Answer structure consistent.
Preferably, two sides of the stopper section between the upper lobes and lower lobes, are in reverse to zigzag part
Bending direction is arranged, and keeps the lateral surface of stopper section convex, and the medial surface of stopper section is in the lateral surface structure pair with stopper section
The recess answered.
Preferably, the upper lobes are oblique in upper retaining surface, and close to the upper lobes right end of right zipper strip side
The distance G of edge to stopper section bottom end face is more than the upper lobes left end edge to stopper section bottom far from right zipper strip side
The distance H of end face;
The lower lobes are formed as the skewed consistent shape with upper lobes in lower retaining surface.
Preferably, the positioning region and the inner surface of the rationed marketing part of zigzag part junction are formed to rationed marketing part inner recess
For inside concave arc, the pin member inner surface of the fixed part and extending portion junction is formed as to pin member inner recess and institute
State the corresponding internal concave arc in inside concave arc position.
Preferably, the positioning region of the rationed marketing part inner surface is provided with card convex block, with the card bump position pair
The fixed part for the pin member inner surface answered is provided with card slot, and the card convex block is connected together with card slot.
Preferably, the structure of the card slot is,
The lower edges of the inner surface of the fixed part are extended card slot frame, the card slot frame towards positioning region
Including upper and lower two structures consistent upper side frame and lower frame, the upper side frame and lower frame vertical connection boundary frame area simultaneously;
The upper side frame and lower frame are set as gradually shrinking to fixed part ontology along the direction close to extending portion
Beneficial effects of the present invention:
The structure of pull head up and down and pin member and rationed marketing part under technical scheme of the present invention, when slide fastener is opened, position
When the pull head of lower section is contacted with rationed marketing part, underlying pull head can be kept naturally vertical by the traction of pull head its own gravity,
Prodigious gap is formed between the back port and zipper tooth of pull head, pin member is placed through to the pull head of top in user
Afterwards, it can readily penetrate in the pull head of lower section, this is the special construction in the zigzag part of the application and stopper section and extending portion
Lower realization.
In addition, the upper lobes of stopper section and the structure of lower lobes be also realize technical scheme it is preferred it
One, the front port of pull head can with this configuration slided on stopper section, to realize effect straight down.
By the design of zigzag part and the special construction of stopper section and extending portion, while meeting the technical side of the application
The pull header structure up and down of case can be completely the same, is greatly saved the technological process of production, improves production efficiency, saves enterprise
The cost of industry.
Description of the drawings
Using attached drawing, the invention will be further described, but the embodiment in attached drawing does not constitute any limit to the present invention
System.
Fig. 1 is the schematic diagram for the slide fastener latch assembly for indicating embodiment.
Fig. 2 is the structural schematic diagram for indicating the slide fastener latch assembly of embodiment in pull head.
Fig. 3 is the schematic diagram for the slide fastener latch assembly for indicating embodiment.
Fig. 4 is the stereogram for the slide fastener latch assembly for indicating embodiment.
Fig. 5 is to indicate that the rationed marketing part of embodiment is located at the schematic diagram of stopper section bottom end face side.
Fig. 6 is the inner surface structural schematic diagram for the pin member for indicating embodiment.
Fig. 7 is the schematic diagram for the slide fastener latch assembly for indicating embodiment.
Fig. 8 is the stopper section structural schematic diagram for indicating embodiment.
Fig. 9 is the skewed schematic diagram of generation when indicating that the pull head of embodiment is located at stopper section.
Figure 10 is slided in upper sliding surface and lower slider face, under vertical when indicating that the pull head of embodiment is located at stopper section
The schematic diagram of vertical shape.
Include in Fig. 1 to Fig. 8:
1 --- pin member;
11 --- fixed part;
12 --- extending portion;
13 --- card slot;
14 --- right angle recess;
15 --- engagement double wedge;
111 --- internal concave arc;
131 --- upper side frame;
132 --- lower frame;
133 --- boundary frame area;
2 --- rationed marketing part;
21 --- positioning region;
22 --- zigzag part;
23 --- stopper section;
24 --- the lateral surface of stopper section;
25 --- the medial surface of stopper section;
26 --- card convex block;
211 --- inside concave arc;
231 --- upper retaining surface;
232 --- lower retaining surface;
233 --- inside connect face;
234 --- connect face outside;
235 --- upper lobes;
236 --- lower lobes;
237 --- upper sliding surface;
238 --- upper recess surface;
3 --- left zipper band;
4 --- right zipper strip;
5 --- left side guide groove;
6 --- right side guide groove;
7 --- upper flange;
8 --- lower wing plate;
9 --- guide post;
10 --- the front port of pull head.
Specific implementation mode
The invention will be further described with the following Examples:
Embodiment 1
One of embodiments of the present invention are wrapped as shown in Fig. 1 to Fig. 8 present embodiments providing a kind of slide fastener latch assembly
Left zipper band 3 and right zipper strip 4 are included, the edge of 4 opposite side of the left zipper band 3 and right zipper strip is respectively arranged with along its length
Multiple zipper teeths of direction arranged adjacent successively, the identical pull head of two structures slide in such a way that the rear part port is oppositely arranged
Zipper teeth is connected, is passed through positioned at the zipper teeth of 3 inside of left zipper band and the zipper teeth positioned at 4 inside of right zipper strip mounted thereto
Pull head move up and down opening or engagement, the pull head includes upper flange 7 and lower wing plate 8, and the front ends positioned at pull head
10 guide posts 9 that are longitudinally disposed and connecting upper flange 7 and lower wing plate 8 simultaneously of mouth, drawing of the guide post 9 close to 3 side of left zipper band
Head inner space is formed as left side guide groove 5, and the guide post 9 is formed as right side close to the pull head inner space of 4 side of right zipper strip
Guide groove 6, the left side guide groove 5 are symmetrical arranged with right side guide groove 6 centered on guide post;
Specifically, the pull header structure up and down of the application is completely the same, a large amount of operating time can be saved in production, only made
With pull head of the same race, avoid the need to meet this kind of pin member 1 and rationed marketing part 2 and the defect that produces different pull heads.
It is provided with pin member 1 below the bottom zipper teeth of the left zipper band 3, is located at the right zipper strip 4
Bottom zipper teeth below be provided with rationed marketing part corresponding with 1 position of the pin member 2;
The pin member 1 includes fixed part 11 and extending portion 12, the slide fastener of the fixed part 11 and 3 bottom of left zipper band
Tooth is disposed adjacent in left zipper band inside edge 32, and the other end of 12 self-fixed department 11 of the extending portion is simultaneously to far from zipper teeth
Extend with close to direction of the left zipper with outer ledge 31, make pin member 1 be formed to have forniciform extending portion 12 and its
Left zipper is stretched out with the shape except inside edge 32 in bottom:
The rationed marketing part 2 includes positioning region 21, zigzag part 22 and stopper section 23, and the positioning region 21 and right zipper strip are most lower
The zipper teeth of side is disposed adjacent in right zipper strip inside edge 42, and the other end in 22 self-positioning portion 21 of the zigzag part is to remote simultaneously
Extend from zipper teeth and close to the direction of right zipper strip outer ledge 41, the bottom end of the zigzag part 22 extends outward to form backstop
Portion 23, the stopper section 23 are detached from right zipper strip inside edge 42 and are formed as hanging shape, and rationed marketing part 2 is made to be formed to have bending
Zigzag part 3 and its bottom stretch out the shape except right zipper strip inside edge 42;
Specifically, the stopper section 23 except right zipper strip being capable of the easier effect for completing guiding and limitation to pull head
Fruit, in the present embodiment, the direction between right zipper strip inside edge 42 to right zipper strip outer ledge 41 of stopper section is width
Direction is spent, which is more than or equal to the width of the right side guide groove 6 of half.
The stopper section 23 engages company in a manner of limiting pull head and skid off 23 bottom of stopper section with the front port 10 of pull head
It connects, and the bottom end face of the stopper section 23 is formed as guiding stopper section 23 along 4 width direction of right zipper strip in right side guide groove 6
The shape of sliding.
Specifically, the pin member of the application along pull head glide direction length be less than rationed marketing part length, stopper section with
When the front port of pull head abuts engaging, extending portion is located at the inside of left side guide groove, does not stretch out the left side guide groove of pull head;
Forniciform zigzag part can guide the baffle that the upper flange of pull head and lower wing plate both sides stretch out, to coordinating backstop
Portion makes underlying pull head when sagging, can be naturally vertical, in addition, combining stopper section under the structure of zigzag part bending
Shape, and then can realize above-mentioned purpose, and while the bottom end face of stopper section plays limitation pull head and skids off the effect of slide fastener
Pull head can be made vertical.
Embodiment 2
One of embodiments of the present invention, as shown, the main technical schemes of the present embodiment and 1 basic phase of embodiment
Together, the feature not laid down a definition in the present embodiment is no longer repeated herein using the explanation in embodiment 1.The present embodiment with
Embodiment 1 difference lies in:Width positioned at the fixed part upper end of 3 bottommost zipper teeth side of the left zipper band is A;
With 12 the lowermost width of extending portion except inside edge 32 it is B, A > B, and the width quilt of A positioned at left zipper
It is set as the maximum value of 1 width of pin member, the width of B is set to the minimum value of 1 width of pin member;
Width positioned at 21 top of positioning region of 4 bottommost zipper teeth side of the right zipper strip is C;
The lowermost width of stopper section 23 except right zipper strip inside edge 42 is D, C < D, and the width of C
It is set to the minimum value of 2 width of rationed marketing part, the width of D is set to the maximum value of 2 width of rationed marketing part.
Specifically, the width of the pin member of above structure and the particularity of the money degree of rationed marketing part are that pin member is along pull head
The width (width is zipper strip width direction) of the upper and lower ends of glide direction, can make pin member more easily pass two drawings
Head, and then be fixed with rationed marketing part, depending on pin member upper and lower ends width, it is on the one hand corresponding with pin member, on the other hand make
Underlying pull head can smoothly stretch into rationed marketing part, and the wider side of rationed marketing part is abutted with the front port of pull head,
The stability for promoting bigger, also improves the firmness of rationed marketing part.
Further, the stopper section 23 includes upper retaining surface 231 and lower retaining surface 232, the upper retaining surface close to 1 side of pin member
231 and lower retaining surface 232 connect simultaneously in connect face 233, be provided with simultaneously with interior even opposite 23 other side of stopper section in face 233
Connection upper retaining surface 231 and the outer of lower retaining surface 232 connect face 234;
The interior even face 233 is formed as the inner surface of the rationed marketing part 2, and is connect with zigzag part 22, the outer even face
234 are formed as the outer surface of the rationed marketing part 2, and are connect with zigzag part 22;
The surface of the upper retaining surface 231 raise up have with positioned at 6 side of right side guide groove pull head upper flange 7 abut it is upper
Portion's protrusion 235;
The surface of the lower retaining surface 232 is downwardly convex have abutted with the pull head lower wing plate 8 positioned at 6 side of right side guide groove and with
The lower lobes 236 that 235 position of upper lobes is correspondingly arranged.
Specifically, the effect of upper lobes and lower lobes is that can limit pull head skids off slide fastener, and upper lobes
It is arranged with the position of lower lobes, pull head is allow to be slided on the surface of upper lobes and lower lobes, completes to be located at lower section
The naturally vertical action of pull head.
Pull head is directly directed on stopper section after zigzag part, and indirectly assisting pull head to complete, nature is vertical to be moved
Make.
Further, the bottom end face of the stopper section 23 is formed as guiding stopper section 23 along 4 width direction of right zipper strip
On right side, the concrete structure of the shape of sliding is in guide groove 6,
The mode that the upper lobes 235 connect the extension of 234 direction of face outward from interior even face 233 is positioned close to stopper section 23
On the upper retaining surface 231 of bottom end face side, and be formed as the middle parts of upper lobes 235 to the close arc of 23 bottom end face of stopper section
Shape protrusion, it is E, E < D that the upper lobes 235 connect the length of 234 direction of face setting outward from interior even face 233, and the top is convex
Play the upper sliding surface 237 that 235 sides far from 23 bottom end face of stopper section are formed as arc;
The lower lobes 236 are corresponding with 235 position of the upper lobes and structure is consistent, and the lower lobes 236 are certainly
The mode that interior even face 233 connects the extension of 234 direction of face outward is positioned close to the lower retaining surface 232 of 23 bottom end face side of stopper section
On, and be formed as the middle parts of lower lobes 236 to the close arc convex of 23 bottom end face of stopper section, the lower lobes 236
It is F, F=E to connect the length of 234 direction of face setting outward from interior even face 233, and the lower lobes 236 are far from 23 bottom of stopper section
The side of end face is formed as the lower slider face of arc;
The upper sliding surface 237 and lower slider face respectively with positioned at the upper of the front port 10 of 6 side pull head of right side guide groove
Wing plate 7 and lower wing plate 8 abut, and are slided along the width direction of right zipper strip 4.
Specifically, the setting of above-mentioned width, it ensure that the locations of structures of upper lobes and lower lobes on stopper section can be with
Play the role of guiding and limitation to pull head, and is not in lacking of causing pull head and stopper section stuck because its width is excessive
It falls into.The setting effect of arc simultaneously is conducive to sliding on for pull head, reduces pull head along the sliding of zipper strip width direction in certainly
When right vertical shape and the resistance of stopper section.
Further, side of the upper retaining surface 231 far from 23 bottom end face of stopper section is formed as to 23 ontology of stopper section
The upper recess surface 238 of indent, the upper recess surface 238 is formed as the uper side surface of rationed marketing part 2, and is connect with zigzag part 22;
Side of the lower retaining surface 232 far from 23 bottom end face of stopper section is formed as under 23 ontology sunken inside of stopper section
Concave surface, the concave surface is formed as the downside surface of rationed marketing part 2, and is connect with zigzag part 22, the concave surface with it is described on
238 position counter structure of concave surface is consistent.
Specifically, the setting of upper recess surface and concave surface, on the one hand reduces pull head along the sliding of zipper strip width direction in certainly
Resistance when right vertical shape, and the upper recess surface and concave surface the shape phase with pull head upper flange and lower wing plate contact position respectively
Corresponding, on the other hand, the setting of the upper recess surface and concave surface enables the structure of upper lobes and lower lobes significantly to play to draw
The effect of pull head sliding and limit is led, pull head is slided in the width direction of the right zipper strip of guiding lower edge of upper lobes and lower lobes
It is hollow gap, this upper flange that ensure that pull head at the position that upper recess surface and concave surface correspond to pull head respectively when dynamic
Become smaller with the inside of lower wing plate and the contact area of stopper section, improves the effect of sliding, reduce resistance.
Further, two sides of the stopper section 23 between the upper lobes 2235 and lower lobes 236, reversely
It is arranged in the bending direction of zigzag part 22, keeps the lateral surface 24 of stopper section convex, the medial surface 25 of stopper section is in and backstop
The corresponding recess of 24 structure of lateral surface in portion.
Specifically, the structure of the lateral surface and medial surface, ensure that stopper section along the direction of pull head glide direction and complications
It portion, can be by the structure of the lateral surface and medial surface into one on the contrary, such structure is conducive to after pull head is guided by zigzag part
Step guiding, to complete the naturally vertical effect of pull head.
Embodiment 3
One of embodiments of the present invention, as shown, the main technical schemes of the present embodiment and embodiment 1 or implementation
Example 2 is essentially identical, the feature not laid down a definition in the present embodiment, using the explanation in embodiment 1 or embodiment 2, herein not
It is repeated again.The present embodiment and embodiment 1 or embodiment 2 difference lies in:The upper lobes 235 are in upper retaining surface 231
Top is oblique, and close to the distance at the 235 right end edge of upper lobes of 4 side of right zipper strip to 23 bottom end face of stopper section
G is more than the 235 left end edge of upper lobes far from 4 side of right zipper strip to the distance H of 23 bottom end face of stopper section;
The lower lobes 236 are formed as the skewed consistent shape with upper lobes 235 below lower retaining surface 232.
Specifically, the purpose of said mechanism is that so that pull head is completed nature under the guiding of upper lobes and lower lobes hangs down
Straight action, and the distance between the open rearward end of underlying pull head and right zipper strip is made to become larger.
Embodiment 4
One of embodiments of the present invention, as shown, the main technical schemes of the present embodiment and embodiment 1 or implementation
Example 2 or embodiment 3 are essentially identical, the feature not laid down a definition in the present embodiment, using embodiment 1 either embodiment 2 or
Explanation in embodiment 3, is no longer repeated herein.The area of the present embodiment and embodiment 1 either embodiment 2 or embodiment 3
It is not:The positioning region 21 and the inner surface of the rationed marketing part 2 of 22 junction of zigzag part are formed as to 2 inner recess of rationed marketing part
Inside concave arc 211,1 inner surface of pin member of the fixed part 11 and 12 junction of extending portion is to 1 inner recess shape of pin member
As internal concave arc corresponding with 211 position of inside concave arc 111.
Specifically, the inside concave arc and inside concave arc be for guiding second pull head being located above, and it is located above
The guide post of second pull head in cooperation shape, one side extending portion be placed through top pull head when, internal concave arc be located above
Second pull head guide post cooperation, can guide part be smoothly placed through top pull head and stretch into underlying drawing
In head, on the other hand, inside concave arc can coordinate with the guide post for second pull head being located above, and can make be located above second
The back port of pull head and the back port of underlying pull head are in face shape, are pulled convenient for the insertion of pin member and slide fastener.
Further, the positioning region 21 of 2 inner surface of rationed marketing part is provided with card convex block 26, with the card convex block
It is provided with card slot 13 on the fixed part 11 of corresponding 1 inner surface of pin member in 26 positions, the card convex block 26 engages with card slot 13
Connection.
Specifically, above structure is provided in, the position that pin member stretches into after two pull heads is fixed, and is conducive to pull head and is drawn
It is dynamic, and then engageable zipper teeth, be not in situations such as zipper teeth misplaces.
Further, the structure of the card slot 13 is the lower edges direction positioning of the inner surface of the fixed part 11
Portion 21 is extended that have card slot frame, the card slot frame include the consistent upper side frame 131 and lower frame of upper and lower two structures
132, the upper side frame 131 and lower frame 132 vertical connection boundary frame area 133 simultaneously;
The upper side frame 131 and lower frame 132 are set as along the direction close to extending portion 12 gradually to 11 ontology of fixed part
It shrinks.
Specifically, the structure setting of upper side frame and lower frame further assists guide part is easier to stretch into two drawings
Head plays the role of guiding,
Further, the consistent direction phase of structure is respectively set close to the top of zipper teeth in the pin member 1 and rationed marketing part 2
To right angle recess 14;Engagement double wedge 15 is provided in the right angle recess 14 of pin member 1.
Specifically, the setting of the right angle recess is avoided because the bending of zipper strip causes the top of pin member and rationed marketing part will
The defect that zipper teeth adjacent thereto jacks up is easy production if pin member and rationed marketing part is too far at a distance from zipper teeth setting
Raw notch, and then cause engagement not close, if too close, the top of pin member and rationed marketing part under the bending of zipper strip,
It is easy to jack up zipper teeth, damage, therefore above-mentioned design can be effectively prevented from the generation promotion slide fastener use of such case
Service life.While after the design for engaging double wedge can make pin member stretch into pull head, with first slide fastener above rationed marketing part and rationed marketing part
Tooth engagement, and then achieve the effect that firm engagement.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than is protected to the present invention
The limitation of range, although being explained in detail to the present invention with reference to preferred embodiment, those skilled in the art should manage
Solution, technical scheme of the present invention can be modified or replaced equivalently, without departing from technical solution of the present invention essence and
Range.
Claims (10)
1. a kind of slide fastener latch assembly, it is characterised in that:Including left zipper band and right zipper strip, the left zipper band and right drawing
The edge of chain belt opposite side is respectively arranged with along its length multiple zipper teeths of arranged adjacent successively, and two structures are identical
Pull head is slidably connected zipper teeth in such a way that the rear part port is oppositely arranged, and is located at zipper teeth on the inside of left zipper band and positioned at the right side
Zipper teeth on the inside of zipper strip moves up and down opening or engagement by pull head mounted thereto, and the pull head includes upper flange
And lower wing plate, and it is longitudinally disposed positioned at the front port of pull head and connect the guide post of upper flange and lower wing plate simultaneously, it is described to lead
Column is formed as left side guide groove, pull head of the guide post close to right zipper strip side close to pull head inner space of the left zipper with side
Inner space is formed as right side guide groove, and the left side guide groove is symmetrical arranged with right side guide groove centered on guide post;
It is provided with pin member below the bottom zipper teeth of the left zipper band, is located at the bottom of the right zipper strip
Rationed marketing part corresponding with the pin member position is provided with below zipper teeth;
The pin member includes fixed part and extending portion, and the fixed part is disposed adjacent with zipper teeth of the left zipper with bottom,
The other end of the extending portion self-fixed department extends to far from zipper teeth and close to direction of the left zipper with outer ledge simultaneously, makes
Pin member is formed to have forniciform extending portion and its bottom and stretches out left zipper with the shape except inside edge:
The rationed marketing part includes positioning region, zigzag part and stopper section, the zipper teeth phase of the positioning region and right zipper strip bottom
Neighbour's setting, the other end in the self-positioning portion of zigzag part is to separate zipper teeth simultaneously and close to the direction of right zipper strip outer ledge
Extend, the bottom end of the zigzag part extends outward to form stopper section, and the stopper section is detached from right zipper strip inside edge and is formed as
Hanging shape, makes that rationed marketing part is formed to have forniciform zigzag part and shape except right zipper strip inside edge is stretched out in its bottom
Shape;
The stopper section is connected together in a manner of limiting pull head and skidding off stopper section bottom with the front port of pull head, and it is described only
The bottom end face of stopper is formed as the shape for guiding stopper section to be slided in the guide groove of right side along right zipper strip width direction.
2. slide fastener latch assembly according to claim 1, it is characterised in that:Positioned at left zipper band bottommost zipper teeth
The width of the fixed part upper end of side is A;
With extending portion the lowermost width except inside edge it is B, A > B positioned at left zipper, and the width of A is set to insert
The maximum value of pin member width, the width of B are set to the minimum value of pin member width;
Width positioned at the positioning region upper end of the right zipper strip bottommost zipper teeth side is C;
The lowermost width of stopper section except right zipper strip inside edge is D, C < D, and the width of C is set to
The minimum value of rationed marketing part width, the width of D are set to the maximum value of rationed marketing part width.
3. slide fastener latch assembly according to claim 1 or 2, it is characterised in that:The stopper section include upper retaining surface and
Lower retaining surface connects face in upper retaining surface and the lower retaining surface connection simultaneously of pin member side, the stopper section opposite with the interior even face
The other side is provided with while connecting upper retaining surface and the outer of lower retaining surface connects face;
The interior even face is formed as the inner surface of the rationed marketing part, and is connect with zigzag part, and the outer even face is formed as described
The outer surface of rationed marketing part, and connect with zigzag part;
The surface of the upper retaining surface, which raises up, to be had and the upper lobes that abut of pull head upper flange positioned at right side guide groove side;
The surface of the lower retaining surface is downwardly convex to be had and is abutted with the pull head lower wing plate positioned at right side guide groove side simultaneously and upper lobes
The lower lobes that position is correspondingly arranged.
4. slide fastener latch assembly according to claim 3, it is characterised in that:The bottom end face of the stopper section is formed as
The concrete structure for the shape that guiding stopper section is slided in the guide groove of right side along right zipper strip width direction is,
The upper lobes face out the mode that even face direction extends from interior company and are positioned close to stopper section bottom end face side
Upper retaining surface, and the upper lobes are formed as its middle part to the close arc convex of stopper section bottom end face, the upper lobes
The length that even face direction setting is faced out from interior company is E, E < D, side shape of the upper lobes far from stopper section bottom end face
As the upper sliding surface of arc;
The lower lobes are corresponding with the upper lobes position and structure is consistent, and the lower lobes face out even face from interior company
The mode that direction extends is positioned close to the lower retaining surface of stopper section bottom end face side, and the lower lobes are formed as its middle part
The arc convex close to stopper section bottom end face, the length that the lower lobes face out even face direction setting from interior company are F,
F=E, side of the lower lobes far from stopper section bottom end face are formed as the lower slider face of arc;
The upper sliding surface and lower slider face respectively with the upper flange and bottom wing positioned at the front port of right side guide groove side pull head
Plate abuts, and is slided along the width direction of right zipper strip.
5. slide fastener latch assembly according to claim 4, it is characterised in that:The upper retaining surface is far from stopper section bottom end
The side in face is formed as the upper recess surface to stopper section ontology indent, and the upper recess surface is formed as the uper side surface of rationed marketing part, and
It is connect with zigzag part;
Side of the lower retaining surface far from stopper section bottom end face is formed as the concave surface to stopper section ontology sunken inside, under described
Concave shape becomes the downside surface of rationed marketing part, and is connect with zigzag part, concave surface knot corresponding with the upper recess surface position
Structure is consistent.
6. slide fastener latch assembly according to claim 4 or 5, it is characterised in that:The upper lobes and lower lobes
Between stopper section two sides, be in reverse to zigzag part bending direction setting, keep the lateral surface of stopper section convex,
The medial surface of stopper section is in recess corresponding with the lateral surface structure of stopper section.
7. slide fastener latch assembly according to claim 6, it is characterised in that:The upper lobes are inclined in upper retaining surface
Shape, and be more than far from right slide fastener close to the distance G at the upper lobes right end edge of right zipper strip side to stopper section bottom end face
Distance H of the upper lobes left end edge with side to stopper section bottom end face;
The lower lobes are formed as the skewed consistent shape with upper lobes in lower retaining surface.
8. slide fastener latch assembly according to claim 1, it is characterised in that:The positioning region and zigzag part junction
The inner surface of rationed marketing part is formed as inside concave arc, the bolt of the fixed part and extending portion junction to rationed marketing part inner recess
Part inner surface is formed as internal concave arc corresponding with inside concave arc position to pin member inner recess.
9. slide fastener latch assembly according to claim 1, it is characterised in that:Positioned at determining for the rationed marketing part inner surface
Position portion is provided with card convex block, and the fixed part of pin member inner surface corresponding with the card bump position is provided with card slot, described
Card convex block is connected together with card slot.
10. slide fastener latch assembly according to claim 9, it is characterised in that:The structure of the card slot is,
The lower edges of the inner surface of the fixed part are extended card slot frame towards positioning region, and the card slot frame includes
Upper and lower two structures consistent upper side frame and lower frame, the upper side frame and lower frame while vertical connection boundary frame area;
The upper side frame and lower frame are set as gradually shrinking to fixed part ontology along the direction close to extending portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810819381.4A CN108685286B (en) | 2018-07-24 | 2018-07-24 | Bolt component for zipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810819381.4A CN108685286B (en) | 2018-07-24 | 2018-07-24 | Bolt component for zipper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108685286A true CN108685286A (en) | 2018-10-23 |
| CN108685286B CN108685286B (en) | 2023-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810819381.4A Active CN108685286B (en) | 2018-07-24 | 2018-07-24 | Bolt component for zipper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108685286B (en) |
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| CN111317222A (en) * | 2020-01-16 | 2020-06-23 | 福建浔兴拉链科技股份有限公司 | Zipper lower stopper and quick-release zipper using same |
| CN114098241A (en) * | 2020-08-26 | 2022-03-01 | Ykk株式会社 | Element member, chain member, and product with slide fastener |
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| Publication number | Publication date |
|---|---|
| CN108685286B (en) | 2023-12-19 |
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