CN203828208U - Strength-saving pull head - Google Patents

Strength-saving pull head Download PDF

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Publication number
CN203828208U
CN203828208U CN201420097029.1U CN201420097029U CN203828208U CN 203828208 U CN203828208 U CN 203828208U CN 201420097029 U CN201420097029 U CN 201420097029U CN 203828208 U CN203828208 U CN 203828208U
Authority
CN
China
Prior art keywords
pull head
piece
horse hook
head body
pulling
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.)
Expired - Lifetime
Application number
CN201420097029.1U
Other languages
Chinese (zh)
Inventor
陈佰兴
石胡兵
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 Xunxing Zipper Polytron Technologies Inc
Original Assignee
Fujian SBS Zipper Science and Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujian SBS Zipper Science and Technology Co Ltd filed Critical Fujian SBS Zipper Science and Technology Co Ltd
Priority to CN201420097029.1U priority Critical patent/CN203828208U/en
Application granted granted Critical
Publication of CN203828208U publication Critical patent/CN203828208U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a strength-saving pull head. The strength-saving pull head comprises a pull head body and a pull piece arranged on the upper surface of the pull head body. One end of the pull piece is provided with a through hole so that a positioning end can be formed. The strength-saving pull head further comprises a horse hook. After the horse hook penetrates through the through hole, the two ends of the horse hook are connected to the pull head body in a limiting mode. An abutting block is formed on the hole wall, located at the positioning end, of the through hole. The abutting block extends towards the through hole. The thickness of the abutting block becomes larger from the edge to the center in the width direction of the pull piece so that a semi-circle structure can be formed. When the pull piece is lifted, the abutting block turns over along with the pull piece and is in point contact with the horse hook, line or surface contact between a positioning end and a horse hook in the traditional technology is abandoned, the turning friction between the pull piece and the horse hook is greatly reduced, and the pull piece can be lifted more smoothly and easily and cannot be clamped easily in the turning over process.

Description

A kind of laborsaving pull head
Technical field
The utility model relates to the pull header structure of slide fastener.
Background technology
Slide fastener, because of its convenience that is easy to carry out folding operation, is widely used in the industrial circles such as clothing, case and bag.Pull head carries out the attaching parts of folding operation as slide fastener, its effect obtains people's attention day by day, along with the diversity development of people to slide fastener use occasion, also more and more higher for the requirement of zipper head structure.
Existing pull header structure is mainly comprised of pull head body, pulling-on piece and horse hook, wherein on pulling-on piece, be equipped with one and bore a hole to form an end, location, horse hook is through perforation and its both ends are spacing is connected on pull head body, it is the top that horse hook is positioned at end, location, when mentioning pulling-on piece, location end upset and give active force making progress of horse hook, makes to move on the hook part of horse hook, thereby completes the action of drawing zipper strip.But in conventional art because of the restriction of location end self structure, make in pulling-on piece use procedure, the contact area of end, location and horse hook is large, contact-making surface is line, face contact, this just makes in pulling-on piece use procedure light not smooth smooth, the tilting force needing is larger, and the while because wear phenomenon easily produces material powder, has had a strong impact on the image of product in switching process; And larger contact area is scratch horse hook surface very easily, in upset use procedure, also also block etc.Therefore the pull header structure in conventional art need further improve and optimize.
Utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of laborsaving pull head, it has changed the contact form of pulling-on piece end, location and horse hook, make contact-making surface change a contact into by original line, face contact, promoted the light slippery in pulling-on piece use procedure, in use do not need larger tilting force, use more laborsaving.
The utility model solves the technical scheme that its technical problem adopts:
A kind of laborsaving pull head, comprise pull head body and the pulling-on piece that is held on pull head body upper surface, one end of described pulling-on piece wears one and bores a hole to form an end, location, also include horse hook, this horse hook is connected on described pull head body through after described perforation, its both ends are spacing, the hole wall that described perforation is positioned in positioning end portion is formed with a conflict piece, described conflict piece extends in described perforation, at pulling-on piece width conflict piece to arrange and semicircular in shape structure the closer to the larger mode of its thickness of conflict piece center, while mentioning pulling-on piece, conflict piece forms point with pulling-on piece upset with described horse hook and contacts.
As the improvement of technique scheme, the upper surface of end, described location sinks to forming a lower concave part, the accommodating described horse hook of lower concave part, and described conflict piece is concordant with the upper surface of this lower concave part.
As the further improvement of technique scheme, under the lower surface of end, described location, convex into protuberance, lower protuberance is corresponding with described lower concave part position, and described conflict piece is concordant with the lower surface of this lower protuberance.
Further, described pull head body comprises top, bottom and connecting portion, described connecting portion is in the front end of described upper and lower, and the two ends up and down of connecting portion connect respectively described upper and lower, described pulling-on piece and horse hook are arranged on the top of pull head body, on the top of pull head body, near back-end location, extend a stopper protrusion backwards, be formed with a spacing hole on horse hook, described stopper protrusion extend in this spacing hole.
Further, on the top of described pull head body, be positioned at described stopper protrusion rear position and be provided with an accommodating groove, described horse hook comprises a base portion, the end edge of base portion downwards bending extends to form a hook part, this accommodating groove is run through in described hook part, and described spacing hole is positioned at the crossover position that is connected of described base portion and hook part.
Further, the front-end edge of described horse hook has been bent to form a clamping part to downward-extension, and described connecting portion becomes concavity, and described clamping part is fastened on the connecting portion of pull head body.
Preferably, described clamping part is connected with described base portion by skew wall portion, the width of described skew wall portion is greater than clamping part width, two side positions that are positioned at clamping part on the top of pull head body are provided with draw-in groove, the anterior position of draw-in groove is provided with the bayonet socket that protrudes from upper face, described skew wall portion stretches in draw-in groove and is spacing by described bayonet socket, and described positioning end portion is positioned between described skew wall portion and stopper protrusion.
Further, in described skew wall portion, be formed with horizontal turn-up portion, described horizontal turn-up portion is connected to the bottom of described bayonet socket.
The beneficial effects of the utility model are: the utility model that adopts said structure, by being positioned in pulling-on piece perforation, on the hole wall in positioning end portion, form a conflict piece, conflict piece extends in perforation, at pulling-on piece width conflict piece to arrange and semicircular in shape structure the closer to the larger mode of its thickness of conflict piece center, make when conflict piece overturns with pulling-on piece, end, location is direct and horse clasp joint is tactile, but contact with described horse hook formation point by the conflict piece of semicircular structure, abandoned the line of locating in conventional art between end and horse hook, face contact, reduced greatly the upset frictional force between pulling-on piece and horse hook, the process that promotes pulling-on piece is gentlier slided, more laborsaving, and the contact block of semi arch structure is difficult for scratch horse hook surface, in upset use procedure, be also difficult for card, because of contact-making surface little, the material powder producing due to wear phenomenon in switching process is few, the image that has well kept product.The utility model only need improve original pulling-on piece structure under the situation that does not change other structures of pull head, simple and reasonable compactness, and it is convenient to implement, and cost is low, is applicable to various slider of zipper fasteners.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is another angle schematic diagram of Fig. 1;
Fig. 3 is the structural representation of pull head body in the utility model;
Fig. 4 is the structural representation of pulling-on piece in the utility model;
Fig. 5 is another angle schematic diagram of Fig. 4;
Fig. 6 is the structural representation of horse hook in the utility model;
Fig. 7 is another angle schematic diagram of Fig. 6.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is done to further detailed introduction.
With reference to Fig. 1~Fig. 7, a kind of laborsaving pull head of the present utility model, comprise pull head body 1 and the pulling-on piece 2 that is held on pull head body 1 upper surface, one end of described pulling-on piece 2 wears a perforation 21 to form an end, location 22, also include horse hook 3, its both ends are spacing after through described perforation 21 is connected on described pull head body 1 for this horse hook 3, and concrete spacing syndeton is this area known techniques, also has a detailed description below, the hole wall that described perforation 21 is positioned on end 22, location is formed with a conflict piece 23, described conflict piece 23 is to the interior extension of described perforation 21, at pulling-on piece 2 widths, (be left and right sides direction, see shown in the direction arrow in Fig. 3) conflict piece 23 to be to arrange and semicircular in shape structure the closer to the larger mode of its thickness of conflict Kuai23 center, while mentioning pulling-on piece 2, conflict piece 23 forms point with pulling-on piece upset with described horse hook 3 and contacts, abandoned the line of locating in conventional art between end and horse hook, face contact, reduced greatly the upset frictional force between pulling-on piece and horse hook, the process that promotes pulling-on piece is gentlier slided, more laborsaving, and the contact block of semi arch structure is difficult for scratch horse hook surface, in upset use procedure, be also difficult for card, because of contact-making surface little, the material powder producing due to wear phenomenon in switching process is few, the image that has well kept product.The utility model only need improve original pulling-on piece structure under the situation that does not change other structures of pull head, simple and reasonable compactness, and it is convenient to implement, and cost is low, is applicable to various slider of zipper fasteners.
In the present embodiment, the upper surface of end, described location 22 sinks to forming a lower concave part 24, the accommodating described horse hook 3 of lower concave part 24, and described conflict piece 23 is concordant with the upper surface of this lower concave part 24.24 pairs of horse hooks 3 of lower concave part play position-limiting action, have avoided pulling-on piece 2 relative horse hook 3 in switching process to rock, thereby can guarantee that the contact block 23 of semicircular structure accurately contacts with horse hook 3, better reaches the object of a contact.
In the present embodiment, convex into protuberance 25 under the lower surface of end, described location 22, lower protuberance 25 is corresponding with described lower concave part 24 positions, and described conflict piece 23 is concordant with the lower surface of this lower protuberance 25.Lower protuberance 25 arrange one be guaranteed location end 22 there is enough intensity and service life, two have upwards pulled away pull head body 1 by end, location 22 and whole pulling-on piece 2, pulling-on piece 2 is when upset, following protuberance 25 is pin joint upset with the contact point of pull head body 1, the contact area of pulling-on piece 2 and pull head body 1 while having reduced upset, also just make upset more smooth and easy, required tilting force is also less.
As known techniques, described pull head body 1 comprises top 11, bottom 12 and connecting portion 13, described connecting portion 13 is positioned at the front end of 11He bottom, described top 12, and the two ends up and down of connecting portion 13 connect respectively 11He bottom, described top 12, described pulling-on piece 2 and horse hook 3 are arranged on the top 11 of pull head body 1, on the top 11 of pull head body 1, near back-end location, extend a stopper protrusion 14 backwards, be formed with a spacing hole 31 on horse hook 3, described stopper protrusion 14 extend in this spacing hole 31.By the cooperation of spacing hole 31 and stopper protrusion 14, prevent that pulling-on piece 2 upset is by horse hook 3 during to pop-up, horse hook 3 departs from pull head bodies 1.
On the top 11 of described pull head body 1, be positioned at described stopper protrusion 14 rear positions and be provided with an accommodating groove 15, described horse hook 3 comprises a base portion 32, the end edge of base portion 32 downwards bending extends to form a hook part 33, this accommodating groove 15 is run through in described hook part 33, and described spacing hole 31 is positioned at the crossover position that is connected of described base portion 32 and hook part 33; The front-end edge of described horse hook 3 has been bent to form a clamping part 34 to downward-extension, 13 one-tenth concavities of described connecting portion, and described clamping part 34 is fastened on the connecting portion 13 of pull head body 1.
In the present embodiment, preferred described clamping part 34 is connected with described base portion 32 by skew wall portion 35, the width of described skew wall portion 32 is greater than clamping part 34 width, two side positions that are positioned at clamping part 34 on the top 11 of pull head body 1 are provided with draw-in groove 16, the anterior position of draw-in groove 16 is provided with the bayonet socket 17 that protrudes from 11 surfaces, top, described skew wall portion 35 stretches in draw-in groove 16 and is spacing by described bayonet socket 17, and end, described location 22 is between described skew wall portion 35 and stopper protrusion 14.This structure one be horse hook 3 is carried out spacing, avoid horse hook 3 be subject to semicircular structure contact block 23 power effect and depart from pull head body 1, two and carry out spacingly to end 22, location, make when folding slide fastener, pulling-on piece 2 can not depart from pull head body 1.
Further, in described skew wall portion 35, be formed with horizontal turn-up portion 36, described horizontal turn-up portion 36 is connected to the bottom of described bayonet socket 17, and arranging of horizontal turn-up portion 36 played better position-limiting action to horse hook 3.
Operation principle of the present utility model is such: while pulling slide fastener, pulling-on piece 2 is mentioned, the following protuberance 25 of pulling-on piece 2 is pin joint upset with the contact point of pull head body 1, contact block 23 meeting conflict horse hooks 3 in the process of upset on pulling-on piece 2, and apply the accommodating groove 15 of hook part 33 disengaging that an active force making progress makes horse hook 3, and then drawing zipper strip.
The above, be better embodiment of the present utility model, but the utility model is not limited to above-described embodiment, as long as it reaches technique effect of the present utility model with any same or similar means, within all should falling into protection domain of the present utility model.

Claims (8)

1. a laborsaving pull head, comprise pull head body (1) and be held on the pulling-on piece (2) of pull head body (1) upper surface, one end of described pulling-on piece (2) wears a perforation (21) to form an end, location (22), also include horse hook (3), this horse hook (3) is connected on described pull head body (1) through after described perforation (21), its both ends are spacing, it is characterized in that: the hole wall that described perforation (21) is positioned on end, location (22) is formed with a conflict piece (23), described conflict piece (23) extends in described perforation (21), at pulling-on piece (2) width conflict piece (23) to arrange and semicircular in shape structure the closer to the larger mode of conflict piece (23) its thickness of center, while mentioning pulling-on piece (2), conflict piece (23) forms point with pulling-on piece (2) upset with described horse hook (3) and contacts.
2. a kind of laborsaving pull head according to claim 1, it is characterized in that: the upper surface of end, described location (22) sinks to forming a lower concave part (24), the accommodating described horse hook of lower concave part (24) (3), described conflict piece (23) is concordant with the upper surface of this lower concave part (24).
3. a kind of laborsaving pull head according to claim 2, it is characterized in that: under the lower surface of end, described location (22), convex into protuberance (25), lower protuberance (25) is corresponding with described lower concave part (24) position, and described conflict piece (23) is concordant with the lower surface of this lower protuberance (25).
4. according to a kind of laborsaving pull head described in claim 1 or 2 or 3, it is characterized in that: described pull head body (1) comprises top (11), bottom (12) and connecting portion (13), described connecting portion (13) is positioned at the front end of described top (11) and bottom (12), and the two ends up and down of connecting portion (13) connect respectively described top (11) and bottom (12), described pulling-on piece (2) and horse hook (3) are arranged on the top (11) of pull head body (1), the upper close back-end location in top (11) of pull head body (1) extends a stopper protrusion (14) backwards, on horse hook (3), be formed with a spacing hole (31), described stopper protrusion (14) extend in this spacing hole (31).
5. a kind of laborsaving pull head according to claim 4, it is characterized in that: on the top (11) of described pull head body (1), be positioned at described stopper protrusion (14) rear position and be provided with an accommodating groove (15), described horse hook (3) comprises a base portion (32), the end edge of base portion (32) downwards bending extends to form a hook part (33), this accommodating groove (15) is run through in described hook part (33), and described spacing hole (31) is positioned at the crossover position that is connected of described base portion (32) and hook part (33).
6. a kind of laborsaving pull head according to claim 5, it is characterized in that: the front-end edge of described horse hook (3) has been bent to form a clamping part (34) to downward-extension, described connecting portion (13) becomes concavity, and described clamping part (34) is fastened on the connecting portion (13) of pull head body (1).
7. a kind of laborsaving pull head according to claim 6, it is characterized in that: described clamping part (34) is connected with described base portion (32) by skew wall portion (35), the width of described skew wall portion (32) is greater than clamping part (34) width, two side positions that are positioned at clamping part (34) on the top (11) of pull head body (1) are provided with draw-in groove (16), the anterior position of draw-in groove (16) is provided with the bayonet socket (17) that protrudes from surface, top (11), described skew wall portion (35) stretches in draw-in groove (16) and is spacing by described bayonet socket (17), end, described location (22) is positioned between described skew wall portion (35) and stopper protrusion (14).
8. a kind of laborsaving pull head according to claim 7, is characterized in that: in described skew wall portion (35), be formed with horizontal turn-up portion (36), described horizontal turn-up portion (36) is connected to the bottom of described bayonet socket (17).
CN201420097029.1U 2014-03-05 2014-03-05 Strength-saving pull head Expired - Lifetime CN203828208U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Publication Number Publication Date
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104397939A (en) * 2014-11-27 2015-03-11 福建浔兴拉链科技股份有限公司 Transparent puller with magnifying function
CN106307831A (en) * 2016-08-22 2017-01-11 福建浔兴拉链科技股份有限公司 Zipper head for zipper
CN106360890A (en) * 2016-08-29 2017-02-01 福建浔兴拉链科技股份有限公司 Self-locking pull head with quickly dismounted pull piece
WO2018094957A1 (en) * 2016-11-23 2018-05-31 浙江伟星实业发展股份有限公司 Clothing and zipper thereof
WO2019105140A1 (en) * 2017-11-30 2019-06-06 福建浔兴拉链科技股份有限公司 Copper zipper slider having protrusions
US11678728B2 (en) 2016-11-23 2023-06-20 Zhejiang Weixing Industrial Development Co., Ltd. Zipper and garment having the same

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104397939A (en) * 2014-11-27 2015-03-11 福建浔兴拉链科技股份有限公司 Transparent puller with magnifying function
CN106307831A (en) * 2016-08-22 2017-01-11 福建浔兴拉链科技股份有限公司 Zipper head for zipper
CN106360890A (en) * 2016-08-29 2017-02-01 福建浔兴拉链科技股份有限公司 Self-locking pull head with quickly dismounted pull piece
CN106360890B (en) * 2016-08-29 2019-04-05 福建浔兴拉链科技股份有限公司 A kind of self-locked draught part of pulling-on piece fast assembling-disassembling
WO2018094957A1 (en) * 2016-11-23 2018-05-31 浙江伟星实业发展股份有限公司 Clothing and zipper thereof
US11678728B2 (en) 2016-11-23 2023-06-20 Zhejiang Weixing Industrial Development Co., Ltd. Zipper and garment having the same
WO2019105140A1 (en) * 2017-11-30 2019-06-06 福建浔兴拉链科技股份有限公司 Copper zipper slider having protrusions

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

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 xunxing zipper Polytron Technologies Inc

Address before: 362246 Fujian city of Quanzhou province Jinjiang City Shenhu Ukraine drain ditch East Industrial Zone

Patentee before: FUJIAN SBS ZIPPER SCIENCE & TECHNOLOGY Co.,Ltd.

CX01 Expiry of patent term

Granted publication date: 20140917