Zipper device with self-locking function

Abstract

The zipper device with the self-locking function comprises a zipper tape and a zipper head connected with the zipper tape, the top of the zipper head is rotationally connected with a zipper pull, an insertion hole is formed in the middle of the zipper pull, a limiting assembly is arranged at the position, corresponding to the insertion hole, of the top of the zipper head, and the limiting assembly is connected with the zipper pull. The utility model relates to the technical field of zippers, and has the beneficial effects that the limiting component is additionally arranged at the top of the zipper head, so that after a user pulls the zipper head by using the zipper pull, the zipper pull can be pressed downwards, and the self-locking anti-displacement operation can be performed on the zipper head through the matching of the rubber anti-sliding block and the through hole; the zipper pull can be inserted into the limiting assembly, the limiting assembly can limit the position of the zipper pull, and therefore the rubber anti-skid block can be continuously pressed on the zipper tape, the continuous self-locking effect is achieved, when the zipper needs to be pulled, the zipper pull can be pushed, the zipper pull can be separated from the limiting assembly, overall use is convenient, and a user can use the zipper conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to zip fastener technical field, concretely is a zip fastener device with self -locking function. BACKGROUND

[0002] Zip fastener is the connecting piece of making article and separating, and zip fastener is mainly composed of chain tooth, cloth belt, upper and lower stop, zip fastener head, wherein, chain tooth (also called chain tooth) is the tooth of contact arrangement, and it is the key part of zip fastener, and it directly determines the side pull strength of zip fastener, and chain tooth can be metal, vertical or plastic steel material composition;Cloth belt has two, and each cloth belt has a chain tooth, and two chain teeth are staggered arrangement;

[0003] Zip fastener is often used as the connecting piece of clothes, and when using, zip fastener head is pulled from lower end to upper end, but along with the movement of human body, it can cause the pulling of clothes, and zip fastener head can move downward, and the connecting length of zip fastener is reduced, and it needs to be pulled up by human being constantly, which is very inconvenient.

[0004] Based on the above problems, there may be technical means in the prior art to solve the above technical problems, and the present case wants to provide an alternative or replacement technical means. INVENTION CONTENTS

[0005] In order to achieve the above purpose, the utility model discloses a zip fastener device with self -locking function, including zip fastener belt and the zip fastener head connected with zip fastener belt, the top of zip fastener head is rotatably connected with the pull tab, the middle part of pull tab is provided with the bushing, the top of zip fastener head is provided with the limit component at the corresponding place of bushing.

[0006] The top of zip fastener head is provided with the through -hole, the bottom of pull tab is provided with the rubber antiskid block corresponding with the through -hole, and the bottom of rubber antiskid block penetrates through the through -hole and is tightly attached with the top of zip fastener belt.

[0007] Preferably, the limit component includes a fixed seat, the inside of the fixed seat is provided with an assembly cavity on both sides, a spring is connected to the inner wall of one side of the assembly cavity, one end of the spring is connected to a limit block, and the limit block penetrates the wall surface of the assembly cavity on one side.

[0008] Preferably, the bottom of the pull tab is provided with a magic son, and the top of the zip fastener head is provided with a magic mother corresponding to the magic son.

[0009] Preferably, the upper and lower sides of the bushing and the limit block are provided with arc chamfers, and the upper side of the fixed seat is tapered.

[0010] Preferably, the bottom of the pull tab is provided with a rubber antiskid piece.

[0011] The through hole is provided with an inclined chamfer on the upper side, and the pull tab is provided with an anti-skid layer on the top.

[0012] Advantages

[0013] The zipper device with the self-locking function has the following advantages: the technical scheme is characterized in that a limiting component is arranged on the top of the zipper head, after the user pulls the zipper head by using the pull tab, the pull tab can be pressed downward, and the self-locking and displacement-preventing operation of the zipper head can be realized by cooperation of the rubber anti-skid block and the through hole, then the pull tab can be inserted into the limiting component, the limiting component can limit the position of the pull tab, so that the rubber anti-skid block can be continuously pressed on the zipper tape, thereby achieving the effect of continuous self-locking, and when the zipper needs to be pulled, the pull tab can be pulled to separate the pull tab from the limiting component, so that the zipper device is convenient to use and convenient for users to use. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 FIG. 1 is a three-dimensional structure schematic view of the zipper device with the self-locking function.

[0015] Figure 2 FIG. 2 is a front view structure schematic view of the zipper device with the self-locking function.

[0016] Figure 3 FIG. 3 is a sectional view structure schematic view of the zipper device with the self-locking function.

[0017] Figure 4 FIG. 4 is a local enlarged structure schematic view of the zipper device with the self-locking function.

[0018] In the drawing: 1, zipper tape, 2, zipper head, 3, pull tab, 4, jack, 5, through hole, 6, rubber anti-skid block, 7, fixed seat, 8, spring, 9, limiting block, 10, magic son sticker, 11, magic mother sticker, 12, rubber anti-skid piece. DETAILED DESCRIPTION

[0019] Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the protection range of the utility model.

[0020] EMBODIMENT

[0021] Please refer to Figures 1-4 The utility model provides a technical scheme: a zipper device with the self-locking function;

[0022] The case wants to provide a convenient operation with self-locking function of zipper device, the existing zipper cannot be self-locked, with the daily activities of the user, the zipper head will move downward, the user needs to pull the zipper frequently, it is very inconvenient;

[0023] Based on the above problems, the components in the case include a zipper tape 1 and a zipper head 2 connected with the zipper tape 1, the top of the zipper head 2 is rotatably connected with a pull tab 3, the middle part of the pull tab 3 is provided with a insertion hole 4, the top of the zipper head 2 is provided with a limiting assembly corresponding to the insertion hole 4;

[0024] The top of the zipper head 2 is provided with a through hole 5, the bottom of the pull tab 3 is provided with a rubber anti-skid block 6 corresponding to the through hole 5, the bottom of the rubber anti-skid block 6 penetrates through the through hole 5 and is tightly attached to the top of the zipper tape 1;

[0025] The limiting assembly includes a fixed seat 7, the inside of the fixed seat 7 is provided with an assembly cavity on both sides, the inner wall of one side of the assembly cavity is connected with a spring 8, one end of the spring 8 is connected with a limiting block 9, one side of the limiting block 9 penetrates through the wall surface of the assembly cavity;

[0026] It should be noted that when the zipper head 2 is used, the user can use the pull tab 3 to move the zipper head 2, and during the movement of the zipper head 2, the zipper tape 1 can be opened and closed, and after reaching a certain position, the user can press down the pull tab 3, and the insertion hole 4 in the middle of the pull tab 3 is inserted into the top of the fixed seat 7, and with the user's pressing down, the lower wall surface of the insertion hole 4 will extrude the limiting block 9, so that the limiting block 9 can be retracted into the inside of the fixed seat 7;

[0027] After the pull tab 3 is completely inserted into the fixed seat 7, the limiting block 9 will be stretched out from the inside of the fixed seat 7 under the action of the spring 8, and will limit the upper edge of the insertion hole 4, so that the pull tab 3 can always be kept horizontal with the top wall surface of the zipper head 2, at this time the rubber anti-skid block 6 will penetrate through the through hole 5 and be tightly attached to the top of the zipper tape 1, through the friction generated by the tight attachment of the rubber anti-skid block 6 and the zipper tape 1, the zipper head 2 can be locked, the upper side of the through hole 5 is provided with an inclined chamfer, which is convenient for the insertion of the rubber anti-skid block 6 into the inside of the through hole 5, and the magic son sticker 10 is connected with the magic mother sticker 11, which further increases the self-locking effect of the zipper head 2;

[0028] The upper and lower sides of the insertion hole 4 and the limiting block 9 are both provided with arc chamfers, the upper side of the fixed seat 7 is tapered, which is convenient for the insertion of the insertion hole 4 into the fixed seat 7, the bottom of the pull tab 3 is provided with a rubber anti-skid piece 12, the bottom of the rubber anti-skid piece 12 is tightly attached to the top of the zipper tape 1, which further increases the self-locking effect of the zipper head 2, when the user needs to pull the zipper head 2 again, the user can pull the pull tab 3 to separate the pull tab 3 from the fixed seat 7, at this time the zipper head 2 can be pulled again;

[0029] The top of the pull tab 3 is provided with a non-slip layer.

[0030] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A slide fastener device having a self-locking function, comprising a slide fastener tape and a slide fastener head connected to the slide fastener tape, characterized in that, The zipper head top is rotationally connected with a pull tab, the middle part of the pull tab is provided with a insertion hole, the zipper head top is provided with a limiting assembly corresponding to the insertion hole; The zipper head top is provided with a through hole, the bottom of the pull tab is provided with a rubber anti-skid block corresponding to the through hole, the bottom of the rubber anti-skid block penetrates through the through hole and is close to the top of the zipper tape; The limiting assembly comprises a fixed seat, both sides of the inside of the fixed seat are provided with an assembly cavity, the inside wall of one side of the assembly cavity is connected with a spring, one end of the spring is connected with a limiting block, one side of the limiting block penetrates through the wall surface of the assembly cavity.

2. The zipper device having a self-locking function according to claim 1, wherein The bottom of the pull tab is provided with a magic sub-paste, the top of the zipper head is provided with a magic mother paste corresponding to the magic sub-paste.

3. The zipper device having a self-locking function according to claim 2, wherein The upper and lower sides of the insertion hole and the limiting block are provided with arc chamfers, the upper side of the fixed seat is conical.

4. The zipper device having a self-locking function according to claim 3, wherein The bottom of the pull tab is provided with a rubber anti-skid piece.

5. The zipper device having a self-locking function according to claim 4, wherein The upper side of the through hole is provided with an inclined chamfer, and the top of the pull tab is provided with an anti-skid layer.

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