CN206836418U - The push type self-locking pull head of improvement - Google Patents

The push type self-locking pull head of improvement Download PDF

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Publication number
CN206836418U
CN206836418U CN201720707550.6U CN201720707550U CN206836418U CN 206836418 U CN206836418 U CN 206836418U CN 201720707550 U CN201720707550 U CN 201720707550U CN 206836418 U CN206836418 U CN 206836418U
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China
Prior art keywords
self
locking
pull head
thimble
guide
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Active
Application number
CN201720707550.6U
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Chinese (zh)
Inventor
王志杰
张田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Jinjiang xunxing zipper Technology Co. Ltd.
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Fujian SBS Zipper Science and Technology Co Ltd
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Priority to CN201720707550.6U priority Critical patent/CN206836418U/en
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Publication of CN206836418U publication Critical patent/CN206836418U/en
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Abstract

The utility model discloses a kind of push type self-locking pull head of improvement, including pull head body, pull head body is made up of lower wing plate, guide pillar and upper flange integrally connected, the top of upper flange is provided with connection ring, self-locking hole is provided with inside connection ring, push type self-locking mechanism is equiped with the top of connection ring, the push type self-locking mechanism includes active button, guide holder, fixed seat, self-locking thimble, back-moving spring and stage clip;The middle part of self-locking thimble is provided with raised snap ring, and self-locking thimble is separated into two up and down by snap ring;Back-moving spring is installed in the bottom of self-locking thimble, and the inside of guide holder is provided with stage clip, and the top of self-locking thimble is stretched into from the bottom of guide holder and props up the bottom of stage clip;Active button is located at the top of guide holder, and the bottom of fixed seat is fixedly connected with connection ring, and active button is entangled on the top of fixed seat.The utility model assemble and it is flexible and convenient to use, self-locking thimble is not easily damaged, and pull head self-locking effect is good, substantially increases the service life of pull head.

Description

The push type self-locking pull head of improvement
Technical field
It the utility model is related to a kind of pull head, the push type self-locking pull head of more particularly to a kind of improvement.
Background technology
At present, the existing push type self-locking pull head of in the market, is often stuck between chain tooth and chain tooth using self-locking thimble Gap in, realize auto-lock function;And in use, when the bottom of self-locking thimble is not aligned between chain tooth and chain tooth Gap, but the bottom face slide fastener coupling element of self-locking thimble, then easily cause the push type self-locking pull head not realize good Self-locking effect, user must adjust pull head position the bottom of self-locking thimble is aligned between chain tooth and chain tooth between Gap, preferable self-locking effect is can be only achieved, it is convenient to operate with underaction;In addition, when the bottom face slide fastener of self-locking thimble During chain tooth, if firmly pressing pull head to realize pull head auto-lock function, then can easily make self-locking thimble crumble, cause pull head by force Self-locking it is bad or can not self-locking, shorten the service life of pull head;Thus it is necessary to tie existing push type self-locking pull head Structure is improved, and make it that pull head is flexible and convenient to use, while improves the self-locking effect of pull head and the service life of pull head.
Utility model content
For the above-mentioned problems in the prior art, technical problem to be solved in the utility model is to provide one kind The push type self-locking pull head of improvement, the push type self-locking pull header structure is simple, and assembling, dismounting and member replacing are convenient and swift, behaviour Work uses simple and flexible;During long-term use, self-locking thimble is not easily damaged, and pull head self-locking property is reliable and stable, self-locking effect Fruit is good, substantially increases the service life of pull head.
The technical solution of the utility model is as follows:A kind of push type self-locking pull head of improvement, including pull head body, pull head sheet Body is made up of lower wing plate, guide pillar and upper flange integrally connected, and the top of upper flange is provided with the connection ring to raise up, in connection ring Portion is provided with the self-locking hole of insertion upper flange, is equiped with push type self-locking mechanism at the top of connection ring, the push type self-locking mechanism includes Active button, guide holder, fixed seat, self-locking thimble, back-moving spring and stage clip;The middle part of the self-locking thimble is provided with raised card Self-locking thimble is separated into two up and down by ring, snap ring;The back-moving spring is installed in the bottom of self-locking thimble, and self-locking thimble Bottom passes freely through self-locking hole so that the top of back-moving spring props up the bottom surface of snap ring, and the bottom of back-moving spring props up upper flange; The inside of the guide holder is provided with stage clip, and the top of self-locking thimble is stretched into from the bottom of guide holder so that the top of self-locking thimble Prop up the bottom of stage clip;The active button is located at the top of guide holder, and the bottom of fixed seat is fixedly connected with connection ring, fixed Active button is entangled on the top of seat, active button is carried out spacing;Active button is pressed down on, guide holder is run downwards, is driven Self-locking thimble is run downwards, until guide holder blocks fixed seat automatically so that slide fastener coupling element is blocked in the bottom of self-locking thimble, realizes Pull head self-locking;When pressing an active button again, in the presence of back-moving spring, active button, guide holder and self-locking thimble to Upper operation resets, and realizes that pull head unlocks.
Further, the guide holder includes guide pillar and base, guide pillar bottom and base top integrally connected;The side of base Wall appearance is surrounded with the first guiding rib of three uniform intervals distributions, and the upper surface of each first guiding rib forms first wedge Face, the top of base are provided with the first broached-tooth design of uniform intervals distribution, are provided with and are used for self-locking thimble among the bottom of base Spacing limited impression, the inner hollow of guide pillar are carried out, stage clip is installed in inside guide pillar, and the top of self-locking thimble is from limited impression Insertion, makes the top of self-locking thimble prop up the bottom of stage clip.
Further, the inside of the active button, which is provided with, is used to accommodate the first accommodating chamber at the top of guide holder, and activity is pressed The sidewall bottom appearance of button is surrounded with the second guiding rib of six uniform intervals distributions, and the side wall bottom of active button is provided with Second broached-tooth design of uniform intervals distribution.
Further, the inside of the fixed seat is provided with the second accommodating chamber for installation activity button and guide holder;Gu The inner sidewall upper portion of reservation is provided with three groups of uniform rings shape between spaced guide frame, every two groups of adjacent guide frames Into the first chute;The top of fixed seat is provided with spacing ring, and the bottom of fixed seat is provided with internal thread.
Further, the guide frame is integrally made up of the first guide pad, prerotation vane and the second guide pad, and first is oriented to Madial wall integrally connected of the back of block, prerotation vane and the second guide pad with fixed seat, prerotation vane located at the first guide pad and Between second guide pad, the second chute is surrounded by the first guide pad, prerotation vane and the second guide pad three jointly;And first is oriented to The bottom of block is less than the bottom of the second guide pad, and the bottom of the first guide pad forms the second wedge surface, the bottom shape of the second guide pad Into the 3rd wedge surface, the bottom of prerotation vane forms arc-shaped transition curved surface with the 3rd wedge surface;First guide pad and the second guide pad Width it is identical, to cause the second adjacent chute identical with the spacing between the first chute.
Further, the snap ring is made into integration with self-locking thimble, and the bottom of self-locking thimble is cone point, self-locking thimble Bottom pass freely through self-locking hole, when pull head is in self-locking state, the cone point of self-locking thimble blocks slide fastener coupling element.
Further, the bottom of the connection ring is provided with external screw thread with integrally connected at the top of upper flange, the outer wall of connection ring.
The beneficial effects of the utility model are:The utility model simple structure, assembling, dismounting and member replacing facilitate fast Victory, operate with simple and flexible;During long-term use, self-locking thimble is not easily damaged, and pull head self-locking property is reliable and stable, from Lock works well, and substantially increases the service life of pull head.
Brief description of the drawings
Fig. 1 is internal structure schematic diagram of the present utility model.
Fig. 2 is stereogram of the present utility model.
Fig. 3 is the assembling schematic diagram of pull head body and guide holder of the present utility model.
Fig. 4 is the stereogram of pull head body of the present utility model.
Fig. 5 is the stereogram of active button of the present utility model.
Fig. 6 is the top perspective view of guide holder of the present utility model.
Fig. 7 is the face upwarding stereogram of guide holder of the present utility model.
Fig. 8 is the stereogram of fixed seat of the present utility model.
Fig. 9 is the front view of self-locking thimble of the present utility model.
Embodiment
Below with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.
As shown in Figures 1 to 9, the push type self-locking pull head of a kind of improvement, including pull head body 1, pull head body 1 is by bottom wing Plate 11, guide pillar 12 and the integrally connected of upper flange 13 composition, the top of upper flange 13 are provided with the connection ring 14 to raise up, connection ring 14 bottom and the top integrally connected of upper flange 13, the outer wall of connection ring 14 are provided with external screw thread, and the inside of connection ring 14 is provided with insertion The self-locking hole 15 of upper flange 13, the top of connection ring 14 are equiped with push type self-locking mechanism 2, can by push type self-locking mechanism 2 Realize pull head self-locking or unblock.Described push type self-locking mechanism 2 includes active button 3, guide holder 4, fixed seat 5, self-locking top Pin 6, back-moving spring 7 and stage clip 8;The middle part of the self-locking thimble 6 is provided with raised snap ring 61, snap ring 61 and self-locking thimble 6 one Self-locking thimble is separated into two up and down by system into, snap ring 61, and the bottom of self-locking thimble 6 is cone point, the bottom of self-locking thimble 6 Portion passes freely through self-locking hole, and when pull head is in self-locking state, the cone point of self-locking thimble 6 blocks slide fastener coupling element;It is described multiple Position spring 7 is installed in the bottom of self-locking thimble 6, and the bottom of self-locking thimble 6 passes freely through self-locking hole 15 so that back-moving spring 7 Top prop up the bottom surface of snap ring 61, the bottom of back-moving spring 7 props up upper flange 16;The inside of the guide holder 4 is provided with stage clip 8, the top of self-locking thimble 6 is stretched into from the bottom of guide holder 4 so that the top of self-locking thimble 6 props up the bottom of stage clip 8;It is described Active button 3 is located at the top of guide holder 4, and the bottom of fixed seat 5 is fixedly connected with connection ring 14, and the top of fixed seat 5 is entangled Active button 3, active button 3 is carried out spacing;Active button 3 is pressed down on, guide holder 4 is run downwards, drives self-locking thimble 6 Operation downwards, until guide holder 4, which runs to extreme lower position and rotates 60 degree of angles automatically, blocks fixed seat 5 so that self-locking thimble 6 Slide fastener coupling element is blocked in bottom, realizes pull head self-locking;When pressing an active button 3 again, in the presence of back-moving spring 7, activity Button 3, guide holder 4 and self-locking thimble 6 run up reset, realize that pull head unlocks.Due to being provided with pressure at the top of self-locking thimble 6 Spring 8, in auto-lock process, when the bottom of self-locking thimble 6 is not stuck in just more than chain tooth between the gap of chain tooth, but self-locking top The bottom of pin 6 just face chain tooth when, press active button 3, the bottom of self-locking thimble 6 can tightly be against the top of chain tooth, The pin of self-locking top 6 will not be caused to crumble;When somewhat moving the self-locked draught part, in the presence of stage clip 8, the bottom of self-locking thimble 6 It can automatically snap onto immediately in the gap between chain tooth and chain tooth, realize good self-locking effect, operate with flexible.
As shown in Fig. 1, Fig. 3, Fig. 6 and Fig. 7, the guide holder 4 includes guide pillar 41 and base 42, the bottom of guide pillar 41 and base 42 top integrally connecteds;The side wall appearance of base 42 is surrounded with the first guiding rib 421 of three uniform intervals distributions, each The upper surface of first guiding rib 421 forms the first wedge surface 422, and the top of base 42 is provided with the first sawtooth knot of uniform intervals distribution Structure 423, the bottom centre of base 42, which is provided with, to be used to carry out self-locking thimble 6 spacing limited impression 424, in the inside of guide pillar 41 Sky, stage clip 8 are installed in inside guide pillar 41, and the top of self-locking thimble 6 is inserted from limited impression 424, supports the top of self-locking thimble 6 The firmly bottom of stage clip 8.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, the inside of the active button 3, which is provided with, is used to accommodating the of the top of guide holder 4 One accommodating chamber 31, the sidewall bottom appearance of active button 3 is surrounded with the second guiding rib 32 of six uniform intervals distributions, living The side wall bottom of dynamic button 3 is provided with the second broached-tooth design 33 of uniform intervals distribution, the second broached-tooth design 33 and the first sawtooth knot Structure 423 matches each other.
As shown in Figure 1, Figure 2 with shown in Fig. 8, the inside of the fixed seat 5 is provided with for installation activity button 3 and guide holder 4 Second accommodating chamber 51;The inner sidewall upper portion of fixed seat 5 is provided with three groups of uniform rings around spaced guide frame 52, guide frame 52 are used to coordinate active button 3 and guide holder 4 to be operated, and the first chute is formed between every two groups of adjacent guide frames 52 53;The top of fixed seat 5 is provided with spacing ring 54, and the bottom of fixed seat 5 is provided with internal thread, bottom and the connection ring 14 of fixed seat 5 It is fixedly connected by screw-threaded coupling.The guide frame 52 is by the first guide pad 521, the guide pad 522 1 of prerotation vane 523 and second Body forms, and the madial wall of the first guide pad 521, the back of the guide pad 522 of prerotation vane 523 and second with fixed seat 5 integrally connects Connect, prerotation vane 523 is located between the first guide pad 521 and the second guide pad 522, by the first guide pad 521, the and of prerotation vane 523 The three of second guide pad 522 surrounds the second chute 524 jointly;And first guide pad 521 bottom less than the second guide pad 522 Bottom, the bottom of the first guide pad 521 form the second wedge surface 525, and the bottom of the second guide pad 522 forms the 3rd wedge surface 526, led Arc-shaped transition curved surface is formed to the bottom of piece 523 and the 3rd wedge surface 526;The guide pad 522 of first guide pad 521 and second Width is identical, to cause the second adjacent chute 524 identical with the spacing between the first chute 53.
When the utility model is completed, six the second guiding ribs 32 of active button 3 are installed in three second cunnings respectively In groove 524 and three the first chutes 53, three the first guiding ribs 421 of guide holder 4 are installed in three the first chutes 53 respectively; Active button 3 is pressed down on, six the second guiding ribs 32 of active button 3 are respectively along the second chute 524 and the first chute 53 Slide downward, three the first guiding ribs 421 of guide holder 4 is driven along the slide downward of the first chute 53, until the first guiding rib The least significant end of 421 operations to the first chute 53, first wedge surface 422 on the top of the first guiding rib 421 and the bottom of the first guide pad 521 The second wedge surface 525 work in coordination work so that the 60 degree of angles of rotation automatically of guide holder 4, the first wedge on the top of the first guiding rib 421 Face 422 is stuck in the bottom of prerotation vane 523 of fixed seat 5, and now, slide fastener coupling element is blocked in the bottom of self-locking thimble 6, realizes pull head certainly Lock.An active button 3, first wedge surface 422 on the top of the first guiding rib 421 and the of the bottom of the second guide pad 522 are pressed again Three wedge surfaces 526 are worked in coordination work so that the 60 degree angles of rotation automatically of guide holder 4, the first guiding rib 421 the first chute 53 of entrance Minimum end position, in the presence of back-moving spring 7, active button 3, guide holder 4 and self-locking thimble 6 run up reset, self-locking The bottom of thimble 32 departs from slide fastener coupling element, realizes that pull head unlocks.
The beneficial effects of the utility model are:The utility model simple structure, assembling, dismounting and member replacing facilitate fast Victory, operate with simple and flexible;During long-term use, self-locking thimble is not easily damaged, and pull head self-locking property is reliable and stable, from Lock works well, and substantially increases the service life of pull head.
The preferable embodiment of the utility model is these are only, but the scope of protection of the utility model is not limited to This, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., should be included in this Within the protection domain of utility model.

Claims (7)

1. a kind of push type self-locking pull head of improvement, including pull head body, pull head body is by lower wing plate, guide pillar and upper flange one Connection composition, it is characterised in that:The top of upper flange is provided with the connection ring to raise up, and insertion upper flange is provided with inside connection ring Self-locking hole, be equiped with push type self-locking mechanism at the top of connection ring, the push type self-locking mechanism include active button, guide holder, Fixed seat, self-locking thimble, back-moving spring and stage clip;The middle part of the self-locking thimble is provided with raised snap ring, and snap ring is by self-locking top Pin is separated into two up and down;The back-moving spring is installed in the bottom of self-locking thimble, and the bottom of self-locking thimble passes freely through certainly Lockhole so that the top of back-moving spring props up the bottom surface of snap ring, and the bottom of back-moving spring props up upper flange;The guide holder it is interior Portion is provided with stage clip, and the top of self-locking thimble is stretched into from the bottom of guide holder so that the top of self-locking thimble props up the bottom of stage clip; The active button is located at the top of guide holder, and the bottom of fixed seat is fixedly connected with connection ring, and work is entangled on the top of fixed seat Dynamic button, active button is carried out spacing;Active button is pressed down on, guide holder is run downwards, drives self-locking thimble to transport downwards OK, until guide holder blocks fixed seat automatically so that slide fastener coupling element is blocked in the bottom of self-locking thimble, realizes pull head self-locking;Press again When pressing an active button, in the presence of back-moving spring, active button, guide holder and self-locking thimble run up reset, real Existing pull head unblock.
2. the push type self-locking pull head of improvement according to claim 1, it is characterised in that:The guide holder include guide pillar and Base, guide pillar bottom and base top integrally connected;The side wall appearance of base is surrounded with the of three uniform intervals distribution One guiding rib, the upper surface of each first guiding rib form the first wedge surface, and the top of base is provided with the first of uniform intervals distribution Broached-tooth design, the bottom centre of base, which is provided with, to be used to carry out self-locking thimble spacing limited impression, the inner hollow of guide pillar, pressure Spring is installed in inside guide pillar, and the top of self-locking thimble is inserted from limited impression, the top of self-locking thimble is propped up the bottom of stage clip.
3. the push type self-locking pull head of improvement according to claim 1, it is characterised in that:The inside of the active button is set Have for accommodating the first accommodating chamber at the top of guide holder, the sidewall bottom appearance of active button is surrounded with six uniform intervals Second guiding rib of distribution, the side wall bottom of active button are provided with the second broached-tooth design of uniform intervals distribution.
4. the push type self-locking pull head of improvement according to claim 1, it is characterised in that:The inside of the fixed seat is provided with The second accommodating chamber for installation activity button and guide holder;The inner sidewall upper portion of fixed seat is set provided with three groups of uniform rings around interval The guide frame put, often form the first chute between two groups of adjacent guide frames;The top of fixed seat is provided with spacing ring, fixed The bottom of seat is provided with internal thread.
5. the push type self-locking pull head of improvement according to claim 4, it is characterised in that:The guide frame is led by first Integrally formed to block, prerotation vane and the second guide pad, the back of the first guide pad, prerotation vane and the second guide pad is and fixed seat Madial wall integrally connected, prerotation vane is located between the first guide pad and the second guide pad, by the first guide pad, prerotation vane and the Two guide pad threes surround the second chute jointly;And first guide pad bottom be less than the second guide pad bottom, first be oriented to The bottom of block forms the second wedge surface, and the bottom of the second guide pad forms the 3rd wedge surface, and the bottom of prerotation vane is formed with the 3rd wedge surface Arc-shaped transition curved surface;First guide pad is identical with the width of the second guide pad, to cause adjacent the second chute and first Spacing between chute is identical.
6. the push type self-locking pull head of improvement according to claim 1, it is characterised in that:The snap ring and self-locking thimble one System is into the bottom of self-locking thimble is cone point, and the bottom of self-locking thimble passes freely through self-locking hole, when pull head is in self-locking shape During state, the cone point of self-locking thimble blocks slide fastener coupling element.
7. the push type self-locking pull head of improvement according to claim 1, it is characterised in that:The bottom of the connection ring with it is upper Integrally connected at the top of wing plate, the outer wall of connection ring are provided with external screw thread.
CN201720707550.6U 2017-06-16 2017-06-16 The push type self-locking pull head of improvement Active CN206836418U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108705879A (en) * 2018-06-29 2018-10-26 池州市浮子信息技术服务有限公司 A kind of documents pouch pull head for preventing children from pulling open easily
CN109008091A (en) * 2018-08-21 2018-12-18 浙江伟星实业发展股份有限公司 A kind of zipper and its pull head
CN109106009A (en) * 2018-09-30 2019-01-01 泉州市展鸿自动化科技有限公司 A kind of rotation pull head starts automatically and hooks device
CN109480400A (en) * 2018-11-19 2019-03-19 浙江伟星实业发展股份有限公司 A kind of dress ornament, fastener assembly and its self-locking pull head
CN111016748A (en) * 2020-01-06 2020-04-17 重庆飞适动力汽车座椅部件有限公司 Self-locking type pressing internal-triggering unlocking assembly
CN113729367A (en) * 2021-08-24 2021-12-03 福建浔兴拉链科技股份有限公司 Zipper upper stop device, zipper and product

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108705879A (en) * 2018-06-29 2018-10-26 池州市浮子信息技术服务有限公司 A kind of documents pouch pull head for preventing children from pulling open easily
CN109008091A (en) * 2018-08-21 2018-12-18 浙江伟星实业发展股份有限公司 A kind of zipper and its pull head
CN109106009A (en) * 2018-09-30 2019-01-01 泉州市展鸿自动化科技有限公司 A kind of rotation pull head starts automatically and hooks device
CN109106009B (en) * 2018-09-30 2023-09-08 泉州市展鸿自动化科技有限公司 Automatic horse-feeding hook device of rotary pull head
CN109480400A (en) * 2018-11-19 2019-03-19 浙江伟星实业发展股份有限公司 A kind of dress ornament, fastener assembly and its self-locking pull head
CN111016748A (en) * 2020-01-06 2020-04-17 重庆飞适动力汽车座椅部件有限公司 Self-locking type pressing internal-triggering unlocking assembly
CN113729367A (en) * 2021-08-24 2021-12-03 福建浔兴拉链科技股份有限公司 Zipper upper stop device, zipper and product

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Effective date of registration: 20180413

Address after: Hai Cun Bin Xi Lu, Jinjiang city of Fujian province in 362200 Shenhu town of Quanzhou City, No. 18

Patentee after: Fujian Jinjiang xunxing zipper Technology Co. Ltd.

Address before: 362200 Fujian city of Quanzhou province Jinjiang City Shenhu Ukraine drain ditch East Industrial Zone

Patentee before: Fujian SBS Zipper Science & Technology Co., Ltd.