CN203676318U - Self-locking type zipper puller of improved structure - Google Patents
Self-locking type zipper puller of improved structure Download PDFInfo
- Publication number
- CN203676318U CN203676318U CN201420045799.1U CN201420045799U CN203676318U CN 203676318 U CN203676318 U CN 203676318U CN 201420045799 U CN201420045799 U CN 201420045799U CN 203676318 U CN203676318 U CN 203676318U
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- CN
- China
- Prior art keywords
- claw
- pawl
- pull head
- self
- holding tank
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- 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.)
- Withdrawn - After Issue
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Abstract
A self-locking type zipper puller of an improved structure comprises a zipper puller body, a pull piece, an operation assembly and a locking claw, wherein a protrusion is arranged on the top face of an upper wing piece; a claw containing groove deviating from the central line of the protrusion is formed in the length direction of the protrusion; a claw hole is formed in the rear end of the claw containing groove; the center of the claw hole is located on the side face of the central line in the length direction of the protrusion; the locking claw comprises a shaft supporting portion, a claw rod portion, a claw portion, a first protrusive part and a second protrusive part which are located on the same plane. According to the self-locking type zipper puller, on the condition of not changing the overall structure of an original zipper puller, only the claw containing groove and the claw hole in the rear end of the claw containing groove are arranged in the mode of deviating from the central line of the protrusion of the upper wing piece, the shape of the locking claw is changed at the same time, the claw portion and other components of the locking claw are located on the same plane, the claw portion does not need to be shifted towards the side face when production is carried out, the processing step of bending the claw portion is omitted, production is easy, the production efficiency is high, and the rejection rate is lowered greatly.
Description
Technical field
The utility model relates to art of zipper fabrication, more specifically refers to a kind of self-locking pull head of architecture advances.
Background technology
Self-locking (thering is AutoLock feature) pull head, mainly comprise pull head body, pulling-on piece, lock pawl and control member, wherein, pull head body comprises upper panel, lower panel and point chain post, the leading section of upper panel is connected by point chain post with the leading section of lower panel and forms a chain tooth path of navigation passing through for chain tooth, and elastic component is contained in joint pin.Lock pawl comprises: claw bar portion, and it extends back from the shaft supporting part as turning cylinder, can be inserted into chain tooth path of navigation and can be highlighted the rearward end that is arranged on claw bar portion from the claw of chain tooth path of navigation pull-out; The first prodger, it is disposed in the below of shaft supporting part; And second prodger, it is disposed in the top of shaft supporting part.
The leading section of above-mentioned upper panel is provided with a pawl holding tank to end direction thereafter, and pawl holding tank is hollowly arranged at the middle part of upper panel upper surface, to hold lock pawl; The rearward end of a pawl holding tank wherein side forms an expansion section, this expansion section offers a pawl hole, the width in pawl hole is greater than the width of pawl holding tank leading section, for making claw can effectively lock the wherein chain tooth of a side, Zhao Kong center must be set to depart from the position of center line of pawl holding tank length direction, and the claw of lock pawl is also correspondingly configured to depart from the plane that other lock pawl parts form.But because claw need to depart from, very inconvenience when production easily makes claw fracture in the time of bending, not only percent defective is high, and production efficiency is low, is unfavorable for large-scale production.For this reason, we improve the pawl holding tank structure on lock pawl and pull head body, to improve production efficiency and the product percent of pass of such self-locking pull head.
Utility model content
The utility model provides a kind of self-locking pull head of architecture advances, produces the shortcomings such as inconvenient, percent defective is high to solve existing lock pawl.
The utility model adopts following technical scheme:
A kind of self-locking pull head of architecture advances, comprise: pull head body, pulling-on piece, control member and lock pawl, described pull head body comprises upper panel and lower panel, the leading section of upper panel is connected by a joint pin with the leading section of lower panel, Y-shaped chain tooth path of navigation is set between upper panel and lower panel, described control member is arranged on described pull head body and can on upper panel and lower panel, slides along a direction, described pulling-on piece is arranged on described control member, the end face of described upper panel is provided with a projection, this projection is extended setting in middle part, end backward from the middle part of upper panel front end of the top surface portion, on the length direction of described projection, offer a pawl holding tank that departs from protrusion center line, the rearward end of this pawl holding tank offers a pawl hole, described pawl hole is limited in the width range of rearward end of pawl holding tank, it is centered close to the side of the center line in described projection length direction, described lock pawl is installed in described pawl holding tank, this lock pawl comprises shaft supporting part, claw bar portion, claw, the first prodger and the second prodger, described claw bar portion extends back from shaft supporting part, claw is arranged on the rearward end of claw bar portion and inserts or pull out described chain tooth path of navigation by described pawl hole, the first prodger is arranged on the top of shaft supporting part, the second prodger is arranged on shaft supporting part below, described shaft supporting part, claw bar portion, claw, the first prodger and the second prodger are all positioned at same plane.
Further, described pawl holding tank is extended and arranges to protruding rear end face in the mode away from projection length direction center line gradually by protruding leading section middle part, described projection is divided near the first half portions of projection length direction center line and away from the second half portions of projection length direction center line by described pawl holding tank, and the first half portions and the second half portions interconnect in rearward end.
Further, described pawl hole is a rectangle, and the concordant setting of madial wall of a side in this pawl hole and the second half portions has spacing between the side that another is relative and the madial wall of the first half portions.
One is scheme preferably, and on described pawl holding tank length direction, the width at each position all equates, described the first half madial walls and the second half two planes that are parallel to each other of madial wall formation.
Another kind is scheme preferably, width on described pawl holding tank length direction is increased end backward gradually by its leading section, the thickness of described the first half length directions all equates, thickness on the second half length directions is dwindled gradually by leading section to rearward end, and the madial wall of described the first half rearward end is also provided with a spacing raised line.
Further, described spacing raised line is extended the madial wall that is arranged at described the first half portions straight up by the junction in described pawl holding tank and described pawl hole.
Further, described joint pin offers a radial spring groove, spring groove is built-in with a spring, described projection and joint pin all extend to form an extension to the outside of pull head body front end, the sidewall middle part of this extension offers a vertical mounting groove, and mounting groove communicates with described spring groove, and the top of extension is provided with an axis hole, the shaft supporting part of described lock pawl is fixed through described axis hole by a bearing pin, and the second prodger of lock pawl is held on described spring.
Further, described control member comprises the first member that is parallel to upper panel and the second component that is parallel to lower panel, the first member and second component are connected to form a U-shaped body by a bool, and two sides of this U-shaped body form respectively a U-shaped groove, and described pulling-on piece is installed in described U-shaped groove.
Further, described bool madial wall is provided with one and makes described claw pull out the lug of described chain tooth path of navigation for holding described lock pawl the second prodger Compress Spring.
Further, the leading section of the first member offers a bar-shaped trough that holds described the first prodger.
Further, described the first member and second component are respectively equipped with a rail groove, and the rearward end of described upper panel and lower panel is provided with respectively with described rail groove and coordinates the boss that described control member is slided on upper panel and lower panel.
From the above-mentioned description to the utility model structure, compared to the prior art, the utlity model has following advantage:
The self-locking pull head of the utility model structure, in the situation that not changing original pull head general structure, the mode that only the pawl hole of pawl holding tank and rearward end thereof is departed to upper panel protrusion center line arranges, and pawl hole is limited in the width range of pawl holding tank, by changing the set-up mode in pawl holding tank and pawl hole, thereby change the shape of lock pawl, the claw of lock pawl and other parts are all positioned at same plane, when production without by claw to the skew of its side, save the processing step of claw bending, production is simple and production efficiency is high, percent defective reduces greatly, the perforate in pawl hole is also very simple simultaneously, only need be in the punching of pawl holding tank rearward end, without first forming an expansion section in a side wherein in pawl holding tank rearward end, the loaded down with trivial details problem forming at expansion section punch die again.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model self-locking pull head;
Fig. 2 is the decomposing schematic representation of the utility model self-locking pull head;
Fig. 3 is the cutaway view of the utility model self-locking pull head;
Fig. 4 is the top view of the utility model pull head body embodiments one;
Fig. 5 is the cutaway view of the utility model lock pawl;
Fig. 6 is the top view of the utility model pull head body embodiments two.
Detailed description of the invention
Detailed description of the invention of the present utility model is described with reference to the accompanying drawings, for complete understanding the utility model, will be described to many details below, but to those skilled in the art, also can realize the utility model without these details.For known assembly, method and process, be once not described in detail.
Embodiment mono-
A kind of self-locking pull head of architecture advances, see figures.1.and.2, comprise pull head body 10, lock pawl 20, control member 30 and pulling-on piece 40, pull head body comprises upper panel 11 and lower panel 12, in conjunction with Fig. 3, the leading section of the leading section of upper panel 11 and lower panel 12 is connected by a joint pin 13, Y-shaped chain tooth path of navigation 14 is set between upper panel 11 and lower panel 12, the end face of upper panel 11 is provided with a projection 15, this projection 15 is extended setting in middle part, end backward from the middle part of upper panel 11 front end of the top surface portions, on the length direction of projection 15, offers a pawl holding tank 16.With reference to Fig. 4, the rearward end of pawl holding tank 16 offers a pawl hole 17, and pawl hole 17 is rectangular shape, and pawl hole 17 is limited in the width range of rearward end of pawl holding tank 16.
With reference to Fig. 3, lock pawl 20 is installed in pawl holding tank 16.In conjunction with Fig. 2 and Fig. 5, lock pawl 20 comprises shaft supporting part 21, claw bar portion 22, claw 23, the first prodger 24 and the second prodger 25, claw bar portion 22 extends back from shaft supporting part 21, claw 23 is arranged on the rearward end of claw bar portion 22 and inserts or pull out chain tooth path of navigation 14 by pawl hole 17, the first prodger 24 is arranged on the top of shaft supporting part 21, the second prodger 25 is arranged on shaft supporting part 21 belows, and shaft supporting part 21, claw bar portion 22, claw 23, the first prodger 24 and the second prodger 25 are all positioned at same plane.
With reference to Fig. 4, pawl holding tank 16 is extended and arranges to protruding 15 rear end faces in the mode away from projection length direction center line 150 gradually by protruding 15 leading sections middle parts, projection 15 is divided near the first half portions 151 of projection length direction center line 150 and away from the second half portions 162 of projection length direction center line 150 by described pawl holding tank 16, the first half portions 151 and the second half portions 152 interconnect in rearward end, the side that is centered close to projection length direction center line 150 in pawl hole 17.Width on pawl holding tank 16 length directions is increased end backward gradually by its leading section, and the thickness of the first half 151 length directions all equates, the thickness on the second half 152 length directions is dwindled gradually by leading section to rearward end.The madial wall of the first half 151 rearward end is also provided with a spacing raised line 18, and spacing raised line 18 is extended the madial wall that is arranged at the first half portions 17 straight up by pawl holding tank 16 and the junction in pawl hole 17.Spacing raised line 18 can be limited to lock pawl 20 in a less space effectively, prevents that claw 23 mobile generation in perpendicular of lock pawl 20 is offset and loses lock function, guarantees the stability that lock pawl 20 rotates.
With reference to Fig. 3, joint pin 13 offers a radial spring groove 130, spring groove 130 is built-in with a spring 131, in conjunction with Fig. 2, projection 15 and joint pin 13 all extend to form an extension 153 to the outside of pull head body 10 front ends, the sidewall middle part of this extension 153 offers a vertical mounting groove 154, mounting groove 154 communicates with spring groove 130, the top of extension 153 is provided with an axis hole 155, the shaft supporting part 21 of lock pawl 20 is fixing through axis hole 155 by a bearing pin 156, and the second prodger 25 of lock pawl 20 is held on spring 131.
With reference to Fig. 2 and Fig. 3, control member 30 comprises the first member 31 that is parallel to upper panel 11 and the second component 32 that is parallel to lower panel 12, the first member 31 and second component 32 are connected to form a U-shaped body by a bool 33, two sides of this U-shaped body form respectively a U-shaped groove 34, and pulling-on piece 40 is installed in U-shaped groove 34 (with reference to Fig. 1).The leading section of the first member 31 offers a bar-shaped trough 310 that holds lock pawl 20 first prodgers 24.Bool 33 madial walls are provided with one makes claw 23 pull out the lug 331 of chain tooth path of navigation 14 for holding lock pawl 20 second prodger 25 Compress Springs 131.The first member 31 and second component 32 are respectively equipped with a rail groove 311, and the rearward end of upper panel 11 and lower panel 12 is provided with respectively and coordinates the boss 121 that control member 30 is slided on upper panel 11 and lower panel 12 with rail groove.
It should be noted that, the madial wall of the first half 151 leading sections also can be provided with spacing raised line 19, but the distance of outer surface to the first half 151 madial walls of this spacing raised line 19 is less than the distance of spacing raised line 18 to the first half portions 151.
Embodiment bis-
With reference to Fig. 6, on pawl holding tank 16 length directions, the width at each position can equate, the first half 151 madial walls and the second half 152 madial walls form two planes that are parallel to each other.Now, on the first half 151 madial walls, spacing raised line 18 can be set.
Above are only detailed description of the invention of the present utility model, but design concept of the present utility model is not limited to this, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should belong to the behavior of invading the utility model protection domain.
Claims (10)
1. the self-locking pull head of an architecture advances, comprise: pull head body, pulling-on piece, control member and lock pawl, described pull head body comprises upper panel and lower panel, the leading section of upper panel is connected by a joint pin with the leading section of lower panel, Y-shaped chain tooth path of navigation is set between upper panel and lower panel, described control member is arranged on described pull head body and can on upper panel and lower panel, slides along a direction, described pulling-on piece is arranged on described control member, the end face of described upper panel is provided with a projection, this projection is extended setting in middle part, end backward from the middle part of upper panel front end of the top surface portion, on the length direction of described projection, offer a pawl holding tank that departs from protrusion center line, the rearward end of this pawl holding tank offers a pawl hole, it is characterized in that: described pawl hole is limited in the width range of rearward end of pawl holding tank, it is centered close to the side of the center line in described projection length direction, described lock pawl is installed in described pawl holding tank, this lock pawl comprises shaft supporting part, claw bar portion, claw, the first prodger and the second prodger, described claw bar portion extends back from shaft supporting part, claw is arranged on the rearward end of claw bar portion and inserts or pull out described chain tooth path of navigation by described pawl hole, the first prodger is arranged on the top of shaft supporting part, the second prodger is arranged on shaft supporting part below, described shaft supporting part, claw bar portion, claw, the first prodger and the second prodger are all positioned at same plane.
2. the self-locking pull head of a kind of architecture advances as claimed in claim 1, it is characterized in that: described pawl holding tank is extended and arranges to protruding rear end face in the mode away from projection length direction center line gradually by protruding leading section middle part, described projection is divided near the first half portions of projection length direction center line and away from the second half portions of projection length direction center line by described pawl holding tank, and the first half portions and the second half portions interconnect in rearward end.
3. the self-locking pull head of a kind of architecture advances as claimed in claim 2, it is characterized in that: described pawl hole is a rectangle, the concordant setting of madial wall of one side in this pawl hole and the second half portions, has spacing between the side that another is relative and the madial wall of the first half portions.
4. the self-locking pull head of a kind of architecture advances as claimed in claim 2, is characterized in that: on described pawl holding tank length direction, the width at each position all equates, described the first half madial walls and the second half two planes that are parallel to each other of madial wall formation.
5. the self-locking pull head of a kind of architecture advances as claimed in claim 2, it is characterized in that: the width on described pawl holding tank length direction is increased end backward gradually by its leading section, the thickness of described the first half length directions all equates, thickness on the second half length directions is dwindled gradually by leading section to rearward end, and the madial wall of described the first half rearward end is also provided with a spacing raised line.
6. the self-locking pull head of a kind of architecture advances as claimed in claim 5, is characterized in that: described spacing raised line is extended the madial wall that is arranged at described the first half portions straight up by the junction in described pawl holding tank and described pawl hole.
7. the self-locking pull head of a kind of architecture advances as claimed in claim 1, it is characterized in that: described joint pin offers a radial spring groove, spring groove is built-in with a spring, described projection and joint pin all extend to form an extension to the outside of pull head body front end, the sidewall middle part of this extension offers a vertical mounting groove, mounting groove communicates with described spring groove, the top of extension is provided with an axis hole, the shaft supporting part of described lock pawl is fixed through described axis hole by a bearing pin, and the second prodger of lock pawl is held on described spring.
8. the self-locking pull head of a kind of architecture advances as claimed in claim 7, it is characterized in that: described control member comprises the first member that is parallel to upper panel and the second component that is parallel to lower panel, the first member and second component are connected to form a U-shaped body by a bool, two sides of this U-shaped body form respectively a U-shaped groove, and described pulling-on piece is installed in described U-shaped groove.
9. the self-locking pull head of a kind of architecture advances as claimed in claim 8, is characterized in that: described bool madial wall is provided with one makes described claw pull out the lug of described chain tooth path of navigation for holding described lock pawl the second prodger Compress Spring.
10. the self-locking pull head of a kind of architecture advances as claimed in claim 8, is characterized in that: the leading section of described the first member offers a bar-shaped trough that holds described the first prodger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045799.1U CN203676318U (en) | 2014-01-24 | 2014-01-24 | Self-locking type zipper puller of improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045799.1U CN203676318U (en) | 2014-01-24 | 2014-01-24 | Self-locking type zipper puller of improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203676318U true CN203676318U (en) | 2014-07-02 |
Family
ID=50998302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420045799.1U Withdrawn - After Issue CN203676318U (en) | 2014-01-24 | 2014-01-24 | Self-locking type zipper puller of improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203676318U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103735002A (en) * | 2014-01-24 | 2014-04-23 | 泉州市鲤城区展鸿自动化设备有限公司 | Self-locking-type pull head with improved structure |
| KR101922342B1 (en) * | 2017-06-16 | 2018-11-26 | 최정미 | Zipper Slider |
-
2014
- 2014-01-24 CN CN201420045799.1U patent/CN203676318U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103735002A (en) * | 2014-01-24 | 2014-04-23 | 泉州市鲤城区展鸿自动化设备有限公司 | Self-locking-type pull head with improved structure |
| KR101922342B1 (en) * | 2017-06-16 | 2018-11-26 | 최정미 | Zipper Slider |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140702 Effective date of abandoning: 20150909 |
|
| RGAV | Abandon patent right to avoid regrant |