CN215455866U - Middle open-close injection molding zipper - Google Patents
Middle open-close injection molding zipper Download PDFInfo
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- CN215455866U CN215455866U CN202120991054.4U CN202120991054U CN215455866U CN 215455866 U CN215455866 U CN 215455866U CN 202120991054 U CN202120991054 U CN 202120991054U CN 215455866 U CN215455866 U CN 215455866U
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- pull head
- cloth belt
- zipper
- socket
- zipper teeth
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Abstract
The utility model particularly relates to an injection molding zipper with a middle opening and closing function, which comprises a left cloth belt, a right cloth belt, an upper pull head and a lower pull head; the left cloth belt is provided with a plurality of left zipper teeth, the right cloth belt is provided with a plurality of right zipper teeth meshed with the left zipper teeth, and the upper puller and the lower puller both clamp the left zipper teeth and the right zipper teeth; the left cloth belt is provided with a socket, the socket is positioned in the middle of the left zipper teeth, the right cloth belt is provided with an upper plug and a lower plug, the lower part of the upper plug extends to form a first bulge, the socket is provided with a containing cavity, the containing cavity extends to form a limiting block, the socket is provided with a second bulge, a positioning groove is formed in the upper pull head, when the positioning groove is clamped into the second bulge, the upper pull head stops sliding downwards, and when the upper plug is inserted into the upper pull head and the containing cavity, the limiting block is used for limiting the first bulge in the containing cavity; the left cloth tape is arranged on the left cloth tape, the position of the left cloth tape is opposite to that of the socket, the right cloth tape is arranged on the right cloth tape, and the position of the right cloth tape is opposite to that of the upper bolt and the lower bolt.
Description
Technical Field
The utility model belongs to the technical field of zippers, and particularly relates to an injection molding zipper with a middle opening and closing function.
Background
The zipper is composed of zipper teeth, a pull head, an upper stop and a lower stop (a front stop and a rear stop) or a locking piece, and the like, is a connecting piece which enables articles to be combined or separated by means of the continuously arranged zipper teeth, and is widely applied to clothes, bags, tents and the like. Generally, a slide fastener has two fastener tapes, each fastener tape has a row of fastener elements, the two rows of fastener elements are arranged alternately, and a slider holds the fastener elements on both sides and slides by means of a tab, so that the fastener elements on both sides can be engaged with or disengaged from each other.
The traditional zipper is separated or combined at the upper end or the lower end of the zipper, but some zippers are long, the separation or combination operation is very inconvenient to complete from the upper end or the lower end of the zipper, and the use experience of a user is greatly reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the operation of separating or combining longer zippers from the upper end or the lower end of the zipper in the prior art is very inconvenient, the utility model provides the injection molding zipper with the middle opened and closed.
In order to solve the technical problem, the utility model adopts the following technical scheme that the injection molding zipper with the middle opened and closed comprises a left cloth belt, a right cloth belt, an upper pull head and a lower pull head;
the left cloth belt is provided with a plurality of left zipper teeth, the right cloth belt is provided with a plurality of right zipper teeth meshed with the left zipper teeth, the upper puller clamps the left zipper teeth and the right zipper teeth, and the lower puller also clamps the left zipper teeth and the right zipper teeth;
the left cloth belt is provided with a socket, the socket is positioned in the middle of the left zipper teeth, the right cloth belt is provided with an upper plug and a lower plug, the lower part of the upper plug extends to form a first protrusion, the socket is provided with a containing cavity, a limiting block extends from the containing cavity, the socket is provided with a second protrusion, the upper pull head is internally provided with a positioning groove, when the positioning groove is clamped into the second protrusion, the upper pull head stops sliding downwards, the upper plug is inserted into the upper pull head and the containing cavity, and when the lower plug is inserted into the lower pull head and the containing cavity, the limiting block is used for limiting the first protrusion in the containing cavity;
be provided with left adhesive tape on the left side strap, the position of left side adhesive tape sets up with the position of socket relatively, be provided with right adhesive tape on the strap of the right side, the position of right side adhesive tape sets up with the position of last bolt and lower bolt relatively.
Preferably, the upper portion of the right side of the upper pull head is provided with a abdicating notch, and the structure of the lower pull head and the structure of the upper pull head are in vertical mirror symmetry. The setting of the gap of stepping down is convenient for the upper bolt and the lower bolt to be inserted into the containing cavity.
Preferably, the limiting block is located between the upper bolt and the lower bolt, and one side of the lower bolt, which is close to the upper bolt, is provided with a yielding inclined plane. The setting on the inclined plane of stepping down effectively avoids down the bolt to interfere goes up the bolt and goes into to hold the intracavity, is convenient for go up the bolt and goes into to hold the intracavity.
Preferably, the upper ends of the left cloth belt and the right cloth belt are provided with upper stop buckles, and the lower ends of the left cloth belt and the right cloth belt are provided with lower stop buckles. The upper stop buckle is used for stopping the upper puller when the zipper is combined, so that the upper puller is effectively prevented from sliding out of the zipper after being pulled to the upper end of the zipper, and the lower stop buckle is used for stopping the lower puller when the zipper is combined, so that the lower puller is effectively prevented from sliding out of the zipper after being pulled to the lower end of the zipper.
Furthermore, the left zipper tooth, the right zipper tooth, the socket, the upper plug pin, the lower plug pin, the upper stop buckle, the lower stop buckle, the upper pull head and the lower pull head are all injection-molded parts. Convenient production and manufacture, firm structure and lower cost.
Furthermore, reinforcing columns extend from the socket, the upper plug pin and the lower plug pin and are inserted into the corresponding left cloth belt or the corresponding right cloth belt. The reliability of the zipper is greatly improved.
Has the advantages that: the injection molding zipper with the middle opening and closing function is ingenious in design, the middle opening and closing of the zipper are realized, the operation of a user is greatly facilitated, the injection molding zipper is particularly beneficial to a longer zipper, and the problem that the opening and closing operation of the longer zipper from two ends is very inconvenient is solved; the injection molding zipper with the middle opening and closing is simple and firm in structure and low in cost; according to the injection molding zipper with the middle opening and closing, the arrangement of the abdicating notches of the upper pull head and the lower pull head is convenient for the upper plug pin and the lower plug pin to be inserted into the accommodating cavity, and the arrangement of the abdicating inclined plane of the lower plug pin effectively prevents the lower plug pin from interfering the upper plug pin to enter the accommodating cavity and is convenient for the upper plug pin to enter the accommodating cavity.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic front view of an intermediate injection-molded slide fastener of the present invention in a folded state;
FIG. 2 is a rear view schematically showing the intermediate injection-molded slide fastener of the present invention in a folded state;
FIG. 3 is a schematic front view of the intermediate open-close injection molded slide fastener of the present invention in a separated state;
FIG. 4 is a schematic rear view of the intermediate open-close injection molded slide fastener of the present invention in a separated state;
FIG. 5 is a perspective view of the intermediate open/close injection molded slide fastener of the present invention, wherein the upper slider and the lower slider are not shown;
FIG. 6 is a perspective view of an upper slider of the intermediate open/close injection molded slide fastener of the present invention;
in the figure: 1. the zipper comprises a left cloth belt, a right cloth belt, 3, an upper pull head, 3-1, a abdication notch, 3-2, a positioning groove, 4, a lower pull head, 5, a left zipper tooth, 6, a right zipper tooth, 7, a socket, 7-1, a containing cavity, 7-2, a limiting block, 7-3, a second bulge, 8, an upper plug, 8-1, a first bulge, 9, a lower plug, 9-1, an abdication inclined plane, 10, a left adhesive tape, 11, a right adhesive tape, 12, an upper stop buckle, 13 and a lower stop buckle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 6, an injection-molded zipper with a middle opening and closing structure comprises a left cloth belt 1, a right cloth belt 2, an upper pull head 3 and a lower pull head 4; the left cloth belt 1 is provided with a plurality of left zipper teeth 5, the right cloth belt 2 is provided with a plurality of right zipper teeth 6 meshed with the left zipper teeth 5, the upper puller 3 clamps the left zipper teeth 5 and the right zipper teeth 6, and the lower puller 4 also clamps the left zipper teeth 5 and the right zipper teeth 6; the left cloth belt 1 is provided with a socket 7, the socket 7 is positioned in the middle of the left zipper teeth 5, an upper bolt 8 and a lower bolt 9 are arranged on the right cloth belt 2, a first bulge 8-1 extends from the lower part of the upper bolt 8, an accommodating cavity 7-1 is formed in the socket 7, a limiting block 7-2 extends from the accommodating cavity 7-1, the socket 7 is provided with a second bulge 7-3, the upper puller 3 is internally provided with a positioning groove 3-2, when the positioning groove 3-2 is clamped into the second bulge 7-3, the upper pull head 3 stops sliding downwards, and the upper inserted pin 8 is inserted into the upper pull head 3 and the containing cavity 7-1, when the lower inserted pin 9 is inserted into the lower pull head 4 and the containing cavity 7-1, the limiting block 7-2 is used for limiting the first bulge 8-1 in the accommodating cavity 7-1; be provided with left adhesive tape 10 on the left side strap 1, the position of left side adhesive tape 10 sets up with the position of socket 7 relatively, be provided with right adhesive tape 11 on the right side strap 2, the position of right side adhesive tape 11 sets up with the position of last bolt 8 and lower bolt 9 relatively.
In order to facilitate the insertion of the upper plug pin 8 and the lower plug pin 9 into the accommodating cavity 7-1, in the embodiment, the upper part of the right side of the upper pull head 3 is provided with a relief notch 3-1, and the structure of the lower pull head 4 and the upper pull head 3 is in up-down mirror symmetry; the limiting block 7-2 is located between the upper bolt 8 and the lower bolt 9, and one side, close to the upper bolt 8, of the lower bolt 9 is provided with a yielding inclined surface 9-1.
In order to limit the upper slider 3 and the lower slider 4 at both ends of the slide fastener, in this embodiment, the upper ends of the left cloth tape 1 and the right cloth tape 2 are provided with upper stop buckles 12, and the lower ends of the left cloth tape 1 and the right cloth tape 2 are provided with lower stop buckles 13.
The material of the injection molding zipper with the middle opening and closing is the material used by the existing zipper, and the left zipper tooth 5, the right zipper tooth 6, the socket 7, the upper plug pin 8, the lower plug pin 9, the upper stop buckle 12, the lower stop buckle 13, the upper pull head 3 and the lower pull head 4 are all injection molding pieces; the socket 7, the upper plug 8 and the lower plug 9 are extended with a reinforcing column (not shown in the figure) which is inserted into the corresponding left cloth belt 1 or right cloth belt 2.
The working process of the injection molding zipper with the middle opening and closing is as follows:
merging process: firstly, the upper puller 3 moves downwards to the position of the socket 7 along the left zipper teeth 5, and when the positioning groove 3-2 of the upper puller 3 is clamped into the second bulge 7-3, the upper puller 3 stops sliding downwards; the lower slider 4 moves upwards to the position of the socket 7 along the left zipper teeth 5, when the positioning groove 3-2 of the lower slider 4 is clamped into the second bulge 7-3, the lower slider 4 stops sliding upwards, and at the moment, the upper slider 3 and the lower slider 4 are tightly closed at the socket 7; then, the right cloth belt 2 is held by hand, the upper inserted pin 8 is inserted into the upper pull head 3 and the accommodating cavity 7-1, meanwhile, after the lower inserted pin 9 is inserted into the lower pull head 4 and the accommodating cavity 7-1, the limiting block 7-2 limits the first bulge 8-1 in the accommodating cavity 7-1, the upper pull head 3 is pulled upwards, the lower pull head 4 is pulled downwards, and the zippers are combined;
the separation process comprises the following steps: firstly, the upper puller 3 is pulled downwards, and when the positioning groove 3-2 of the upper puller 3 is clamped into the second bulge 7-3, the upper puller 3 stops sliding downwards; the lower pull head 4 is pulled downwards again, when the positioning groove 3-2 of the lower pull head 4 is clamped into the second bulge 7-3, the upper pull head 3 stops sliding upwards, and at the moment, the upper pull head 3 and the lower pull head 4 are tightly closed at the socket 7; and then the right cloth belt 2 is held by hand, the upper inserted pin 8 is upwards separated from the upper pull head 3 and the containing cavity 7-1, and the zipper is separated after the lower inserted pin 9 is separated from the lower pull head 4 and the containing cavity 7-1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides an intermediate opening and closing's injection moulding zip fastener which characterized in that: comprises a left cloth belt (1), a right cloth belt (2), an upper pull head (3) and a lower pull head (4);
the left cloth belt (1) is provided with a plurality of left zipper teeth (5), the right cloth belt (2) is provided with a plurality of right zipper teeth (6) meshed with the left zipper teeth (5), the upper puller (3) clamps the left zipper teeth (5) and the right zipper teeth (6), and the lower puller (4) also clamps the left zipper teeth (5) and the right zipper teeth (6);
the zipper is characterized in that a socket (7) is arranged on the left cloth belt (1), the socket (7) is positioned in the middle of a plurality of left zipper teeth (5), an upper plug (8) and a lower plug (9) are arranged on the right cloth belt (2), a first bulge (8-1) extends from the lower portion of the upper plug (8), a containing cavity (7-1) is formed in the socket (7), a limiting block (7-2) extends from the containing cavity (7-1), a second bulge (7-3) is formed in the socket (7), a positioning groove (3-2) is formed in the upper pull head (3), when the positioning groove (3-2) is clamped into the second bulge (7-3), the upper pull head (3) stops sliding downwards, and the upper plug (8) is inserted into the upper pull head (3) and the containing cavity (7-1), when the lower plug pin (9) is inserted into the lower pull head (4) and the accommodating cavity (7-1), the limiting block (7-2) is used for limiting the first protrusion (8-1) in the accommodating cavity (7-1);
be provided with left adhesive tape (10) on left side strap (1), the position of left side adhesive tape (10) sets up with the position of socket (7) relatively, be provided with right adhesive tape (11) on right side strap (2), the position of right side adhesive tape (11) sets up with the position of last bolt (8) and lower bolt (9) relatively.
2. The intermediate split injection molded slide fastener according to claim 1, characterized in that: the upper portion of the right side of the upper pull head (3) is provided with a abdicating notch (3-1), and the structure of the lower pull head (4) and the upper pull head (3) is in vertical mirror symmetry.
3. An intermediate split injection moulded zipper as claimed in claim 1 or 2, in which: the limiting block (7-2) is located between the upper bolt (8) and the lower bolt (9), and one side, close to the upper bolt (8), of the lower bolt (9) is provided with a yielding inclined plane (9-1).
4. An intermediate split injection moulded zipper as claimed in claim 1 or 2, in which: the upper ends of the left cloth belt (1) and the right cloth belt (2) are provided with an upper stop buckle (12), and the lower ends of the left cloth belt (1) and the right cloth belt (2) are provided with a lower stop buckle (13).
5. The intermediate split injection molded slide fastener according to claim 4, wherein: the left zipper tooth (5), the right zipper tooth (6), the socket (7), the upper plug pin (8), the lower plug pin (9), the upper stop buckle (12), the lower stop buckle (13), the upper pull head (3) and the lower pull head (4) are all injection-molded parts.
6. The intermediate split injection molded zipper of claim 5, wherein: the socket (7), the upper plug (8) and the lower plug (9) are respectively provided with a reinforcing column in an extending mode, and the reinforcing columns are inserted into the corresponding left cloth belt (1) or the right cloth belt (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120991054.4U CN215455866U (en) | 2021-05-11 | 2021-05-11 | Middle open-close injection molding zipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120991054.4U CN215455866U (en) | 2021-05-11 | 2021-05-11 | Middle open-close injection molding zipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215455866U true CN215455866U (en) | 2022-01-11 |
Family
ID=79777584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120991054.4U Active CN215455866U (en) | 2021-05-11 | 2021-05-11 | Middle open-close injection molding zipper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215455866U (en) |
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2021
- 2021-05-11 CN CN202120991054.4U patent/CN215455866U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Houting village, Yixing Economic and Technological Development Zone, Wuxi City, Jiangsu Province, 214200 Patentee after: Jiangsu Chima Technology Co.,Ltd. Address before: Houting village, Yixing Economic and Technological Development Zone, Wuxi City, Jiangsu Province, 214200 Patentee before: JIANGSU CMZ ZIPPER SCI & TECH Co.,Ltd. |