CN209660598U - Nylon zipper pull head - Google Patents
Nylon zipper pull head Download PDFInfo
- Publication number
- CN209660598U CN209660598U CN201821144450.8U CN201821144450U CN209660598U CN 209660598 U CN209660598 U CN 209660598U CN 201821144450 U CN201821144450 U CN 201821144450U CN 209660598 U CN209660598 U CN 209660598U
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- CN
- China
- Prior art keywords
- guide post
- upper panel
- arc boss
- flat spring
- lock pawl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of nylon zipper pull heads, including slider body, flat spring and pulling-on piece, slider body has upper panel, lower panel and the guide post for connecting upper panel and lower panel, flat spring is in reverse U shape shape, with central base, the lock pawl and pendant at centrally located base portion both ends, pulling-on piece one end is grip part, the other end is the shaft with cam, guide post is the hollow structure with inner cavity, upper panel sets the lock pawl hole there are two the arc boss with through-hole and positioned at arc boss rear end, central base is located between two arc boss, pendant is inserted in the inner cavity of guide post, its bottom is fixedly connected with guide post inner wall, lock pawl passes through the lock pawl hole of upper panel, the shaft of pulling-on piece is rotatably installed in the through-hole of arc boss, and between the centrally located base portion of cam and upper panel thereon.The utility model has smooth top surface, and flat spring will not fail due to by external force collision in washing or wearing process.
Description
Technical field
The utility model relates to zipper fields, and in particular to a kind of nylon zipper pull head.
Background technique
Zipper mainly has nylon zipper, resin teeth zipper and three kinds of metal zip fastener by material differentiation, and wherein nylon zipper uses
Traditional pull head, be divided into band self-locking function and without two class of self-locking function.Wherein, without the common pull head of self-locking function, structure
Simply, pulling-on piece is directly hinged on slider body, and the self-locked draught part with self-locking function, such as Chinese patent
CN1179290A discloses a kind of pull head of lock slide fastener comprising slider body, plate-shaped springs and pulling-on piece, slider body have
Upper panel, lower panel and the guide post for connecting upper panel and lower panel, plate-shaped springs have the center of eccentric shaft on hidden pulling-on piece
The front end portion of base portion, the lock pawl of centrally located base portion rear end and small width, the front end portion is from the front end of central base
It is bent downwardly and is fixed in the front surface of slider body guide post between two parties.Pull head is by plate-shaped springs prominent on pull head upper panel
The hidden lid in part out, prevents it from scratching other fabrics in dress or rinse cycle, and the front end portion of plate-shaped springs passes through guide post
The Anchorage slots of front surface are securely fixed on slider body, prevent the front end portion deformation or damage of plate-shaped springs.
But in above-mentioned pull head, plate-shaped springs pass through opening before and after the combination of front section and guide post, central base respectively
The combination of lug before and after mouth and upper panel positions it, and structure is complicated.In addition, plate-shaped springs are higher by slider body, In
Its central base can lead to the problem of failure due to by external force collision in washing or wearing process.
Utility model content
In view of the deficiencies of the prior art, the utility model provides that a kind of structure is simple, effectively flat spring can be avoided to be hit
The nylon zipper pull head hit.
To achieve the above object, the technical solution of the utility model are as follows:
A kind of nylon zipper pull head, including slider body, flat spring and pulling-on piece, slider body have upper panel, bottom wing
Piece and the guide post for connecting upper panel and lower panel, flat spring are in reverse U shape shape, have central base, centrally located base portion
The pendant of the lock pawl of rear end and centrally located base portion front end, pulling-on piece one end are grip part, and the other end is with cam
Shaft, guide post are the hollow structure with inner cavity, and upper panel sets there are two the arc boss with through-hole and is located at arc boss
The lock pawl hole of rear end, central base are located between two arc boss, and pendant is inserted in the inner cavity of guide post, bottom with
Guide post inner wall is fixedly connected, and lock pawl passes through the lock pawl hole of upper panel and can lock to zipper, the shaft rotation of pulling-on piece
It is mounted in the through-hole of arc boss, and between the centrally located base portion of cam and upper panel thereon.
The central base of flat spring is located between two arc boss, and front end pendant is inserted in inside guide post and fixes,
The lock pawl of rear end is inserted in lock pawl hole, it is no longer necessary to additional locating part is designed in upper panel to position flat spring, it can
Simplify the structure and mounting means of flat spring, meanwhile, flat spring is substantially inside slider body, is realized to the complete of flat spring
Orientation protection, will not fail in washing or wearing process due to by external force collision.
Further, the upper surface of the upper panel is equipped with groove, and the front end of groove is connected with the inner cavity of guide post, rear end
It is connected with lock pawl hole, arc boss is located at the left and right sides of groove, and the central base of flat spring is countersunk in the groove.In this way
The upper surface of flat spring can be made concordant with the upper surface of upper panel even lower, further protect flat spring.
Further, the top end face of the guide post stretches out the upper surface of upper panel, and setting on one side towards arc boss
Jagged, the adjacent arc boss setting in guide post top forms the incorporating section for accommodating flat spring central base.Flat spring top in this way
Central base be completely in the space that guide post and arc boss surround so that the upper surface of flat spring and the incorporating section is upper
Flush is even lower, further protects flat spring.
The utility model compared with prior art, has the advantages that
1, the central base of flat spring is located between two arc boss, and front end pendant is inserted in inside guide post and solid
Fixed, the lock pawl of rear end is inserted in lock pawl hole, and assembled pull head has smooth top surface, will not bump against neighbouring east
On west, and there is smooth good-looking appearance, thus increases commodity value.
2, by arc boss, upper panel groove and be higher by the guide post of upper panel so that flat spring central base
Upper surface will not protrude the upper surface of slider body, meanwhile, the lock pawl and pendant of flat spring are located inside slider body, real
The omnibearing protection to flat spring is showed, will not fail due to by external force collision in washing or wearing process.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model pull head；
Fig. 2 is the stereogram exploded view of the utility model pull head；
Fig. 3 is the front section view of the utility model pull head；
Description of symbols: 1- slider body；2- flat spring；3- pulling-on piece；11- upper panel；12- lower panel；13- guide post；
14- chain tooth guiding groove；The inner cavity 15-；16- groove；17- lock pawl hole；18- arc boss；19- through-hole；21- central base；22-
Lock pawl；23- pendant；31- grip part；32- shaft；33- cam.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
As shown in Figure 1 to Figure 3, a kind of nylon zipper pull head, including slider body 1, flat spring 2 and pulling-on piece 3, these portions
Part can pass through punching press and machine add-on type.
Slider body 1 includes upper panel 11, lower panel 12 and guide post 13, and guide post 13 connects upper panel 11 and lower panel 12
Integrally, the chain tooth guiding groove 14 that chain tooth passes through is formed.Guide post 13 is equipped with the inner cavity 15 of upper and lower opening, and end face is higher than upper limb thereon
The upper surface of piece 11.The center of 11 upper surface of upper panel is equipped with groove 16 in the front-back direction, front end and the guide post 13 of groove 16
Inner cavity 15 communicates, and the rear end of groove 16 is equipped with lock pawl hole 17.Simultaneously in 16 back segment of groove close to the left and right two in lock pawl hole 17
Side is set there are two arc boss 18, and for arc boss 18 at semicircle, each arc boss 18 is by two symmetrical a quarters
Arc boss opposing compression is formed, and forms through-hole 19 at the middle part of arc boss 18.Meanwhile guide post 13 stretches out upper panel 11
Top is adjacent with arc boss 18, forms the wall of rounding off, the wall of the rounding off, which surrounds one, can store 2 center of flat spring
The space of base portion 21.
Flat spring 2 is in reverse U shape shape, including central base 21, from the reclinate locking in the rear end of central base 21
Pawl 22 and from the reclinate pendant 23 in the front end of central base 21.Lock pawl 22 passes through lock pawl hole 17 on upper panel 11
Chain tooth guiding groove 14 is protruded into, is locked with the chain tooth to nylon zipper.Pendant 23 is inserted in the inner cavity 15 of guide post 13, under
The hang down bottom of part 23 is fixed on 13 inner wall of guide post by the modes such as squeezing or welding, and realizes the positioning to flat spring 2.Central base
Portion 21 is fairing surface, is integrally located in the storage space that guide post 13, groove 16 and arc boss 18 are surrounded, normal
In use process, the upper surface of central base 21 is concordantly even lower than the upper surface in the space.This design, on the one hand, pull head
It with smooth top surface, will not bump against on neighbouring thing, and there is smooth good-looking appearance, thus increase commodity valence
Value；On the other hand, flat spring 2 is completely disposed at the inside of slider body 1, realizes the omnibearing protection to flat spring 2, is washing
Or it will not fail due to by external force collision in wearing process.
Pulling-on piece 3 is plate structure, and one end is equipped with grip part 31, and the other end is equipped with shaft 32, and shaft 32 is rotatably installed in two
In the through-hole 19 of a arc boss 18, and between slider body 1 and flat spring 2.Have at the middle part of shaft 32 along pulling-on piece 3
Cam 33 is consequently formed in longitudinally elongated rectangular cross section, acts on flat spring by cam 33 when pulling-on piece 3 is in upright posture
2 increase, and are detached from lock pawl 22 and engage with chain tooth in chain tooth guiding groove 14.
When installation, the shaft 32 of pulling-on piece 3 is placed in the arc boss 18 of opening-like state first, then front and back squeezes
Arc boss 18 closes up, and completes the fixation of pulling-on piece 3 and slider body 1.Then flat spring 2 is placed on the upper surface of cam 33, makes to lock
Determine the lock pawl hole 17 that pawl 22 passes through upper panel 11, to be inserted into pendant 23 in the inner cavity 15 of guide post 13, then pass through extruding
Or the bottom of pendant 23 is fixed on the inner wall of guide post 13 by the mode of welding.Thus flat spring 2 is mounted on slider body 1,
Complete pull head assembly.
When pulling-on piece 3 is in upright posture, flat spring 2 is increased by the elasticity that the cam 32 of pulling-on piece 3 revolts its own,
Retract lock pawl 22 from chain tooth guiding groove 14, thus pull head can be free to slide along a pair of of chain tooth.When pulling-on piece 3 is gone back to
When to its horizontal position as shown in Figure 3, lock pawl 22 enters in chain tooth guiding groove 14 under the elastic force effect of flat spring 2, stretches
Enter the gap between chain tooth, thus brakes pull head, if rotation pulling-on piece 3 is placed toward front side, work of the flat spring 2 due to cam 33
With stilling remain in raised posture, thus pull head still can be free to slide in chain tooth.
For above-described embodiment simply to illustrate that the technical ideas and features of the present invention, its purpose is allows this field
Interior those of ordinary skill can understand the content of the utility model and implement accordingly, can not limit the utility model with this
Protection scope.The equivalent changes or modifications that all essence according to the content of the present invention is made, should all cover in this reality
With in novel protection scope.
Claims (2)
1. a kind of nylon zipper pull head, including slider body, flat spring and pulling-on piece, slider body has upper panel, lower panel
And the guide post of connection upper panel and lower panel, flat spring is in reverse U shape shape, after having central base, centrally located base portion
The pendant of the lock pawl at end and centrally located base portion front end, pulling-on piece one end are grip part, and the other end is turning with cam
Axis, it is characterised in that: guide post is the hollow structure with inner cavity, and upper panel sets there are two the arc boss with through-hole and is located at
The lock pawl hole of arc boss rear end, central base are located between two arc boss, and pendant is inserted in the inner cavity of guide post,
Its bottom is fixedly connected with guide post inner wall, and lock pawl passes through the lock pawl hole of upper panel and can lock to zipper, pulling-on piece
Shaft is rotatably installed in the through-hole of arc boss, and between the centrally located base portion of cam and upper panel thereon；Described leads
The top end face of column stretches out the upper surface of upper panel, and is equipped with notch towards the one side of arc boss, and the adjacent arc in guide post top is convex
Platform setting, forms the incorporating section for accommodating flat spring central base.
2. nylon zipper pull head according to claim 1, it is characterised in that: the upper surface of the upper panel is equipped with recessed
Slot, the front end of groove are connected with the inner cavity of guide post, and rear end is connected with lock pawl hole, and arc boss is located at the left and right sides of groove,
The central base of flat spring is countersunk in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821144450.8U CN209660598U (en) | 2018-07-18 | 2018-07-18 | Nylon zipper pull head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821144450.8U CN209660598U (en) | 2018-07-18 | 2018-07-18 | Nylon zipper pull head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209660598U true CN209660598U (en) | 2019-11-22 |
Family
ID=68559797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821144450.8U Active CN209660598U (en) | 2018-07-18 | 2018-07-18 | Nylon zipper pull head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209660598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108720186A (en) * | 2018-07-18 | 2018-11-02 | 广东海华拉链有限公司 | Nylon zipper pull head |
-
2018
- 2018-07-18 CN CN201821144450.8U patent/CN209660598U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108720186A (en) * | 2018-07-18 | 2018-11-02 | 广东海华拉链有限公司 | Nylon zipper pull head |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |