CN211961120U

CN211961120U - Scratch-proof zipper

Info

Publication number: CN211961120U
Application number: CN202020631268.6U
Authority: CN
Inventors: 贾开勇
Original assignee: Jinjiang Xinyi Zipper Weaving Co ltd
Current assignee: Jinjiang Xinyi Zipper Weaving Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-11-20
Anticipated expiration: 2030-04-23

Abstract

The utility model relates to a prevent fish tail zip fastener, include first chain belt, second chain belt, be fixed in first chain belt (1) with second chain belt and the chain head of mutually supporting chain tooth, sliding connection on the chain tooth with fix respectively first chain belt with the terminal top of second chain belt chain tooth, first chain belt with the second chain belt all is equipped with the protective layer, go up to be equipped with the embedded mechanism of being convenient for change chain head on the top. The utility model discloses have fire-retardant, and can prevent that the user from by the effect of chain tooth fish tail.

Description

Scratch-proof zipper

Technical Field

The utility model belongs to the technical field of the technique of zip fastener and specifically relates to a prevent fish tail zip fastener.

Background

At present, zippers are widely used for articles such as clothes as connecting members for combining or separating articles, and a slider is used for connecting edges of an opening of the articles, wherein two rows of zipper blocks can be pulled into an interlocking position to close or open the opening.

Chinese patent No. CN106136480B discloses a conventional slide fastener, which comprises two fastener tapes and two fastener groups; the edges of the zipper strips are provided with mounting ribs, each zipper group is clamped on one mounting rib, and the two zipper groups are buckled with each other; each zipper group comprises a plurality of sequentially arranged zipper blocks, mounting grooves for being inserted on the mounting ribs are formed in the outer sides of the zipper blocks, buckling teeth are arranged at one end of the inner sides of the zipper blocks, and guide teeth are arranged at the other end of the inner sides of the zipper blocks; a buckle groove is formed between the buckling tooth and the guide tooth on each zipper block in the same zipper group and is used for embedding the buckling tooth of the zipper block matched with the other zipper group; and a guide groove is formed between the buckling tooth on each zipper block in the same zipper group and the guide tooth of the adjacent zipper block and is used for embedding the guide tooth of the zipper block matched with the other zipper group.

The above prior art solutions have the following drawbacks: when the zipper is not closed, the surface of the zipper block is rough, and a user is easily scratched carelessly when the zipper is used.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the utility model aims at providing a zipper capable of preventing scratches.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a prevent fish tail zip fastener, includes first chain belt, second chain belt, is fixed in first chain belt with second chain belt and the chain head of the chain tooth of mutually supporting, sliding connection on the chain tooth with fix respectively first chain belt with the terminal top of second chain belt chain tooth, first chain belt with the second chain belt all is equipped with the protective layer, go up to be equipped with the embedded mechanism of being convenient for change chain head.

Through adopting above-mentioned technical scheme, restrict the chain head roll-off through last stop to can prevent people's fish tail in pulling the chain head into with last stop card when topmost. The protecting layer can protect the zipper teeth of the zipper and can prevent people from being scratched by the zipper teeth when in use. If the chain head is damaged, the chain head can be conveniently replaced through the embedded mechanism.

The present invention may be further configured in a preferred embodiment as: the protective layer is a protective film respectively attached to the first chain and the second chain belt.

Through adopting above-mentioned technical scheme, can protect first chain belt and second chain belt through the protective layer to when first chain belt and second chain belt do not have the block, through the protective layer, can be with the cladding of chain tooth in the protective layer, and can protect user face fish tail.

The present invention may be further configured in a preferred embodiment as: the protective film is a flame-retardant plastic transparent film.

Through adopting above-mentioned technical scheme, establish the protection film into fire-retardant plastics transparent film, can prevent fires to can show the pattern of chain belt.

The present invention may be further configured in a preferred embodiment as: the flame-retardant plastic transparent film is made of soft materials and is connected with the first chain belt and the second chain belt through hot melting.

By adopting the technical scheme, the operation can be convenient through hot melting connection, and the protection layer can be conveniently replaced when being damaged.

The present invention may be further configured in a preferred embodiment as: the protective layer covers the fastener elements.

Through adopting above-mentioned technical scheme, can protect the life of chain tooth through the protection film with the chain head cladding to can prevent that the chain tooth from fish tail user when using.

The present invention may be further configured in a preferred embodiment as: the embedded mechanism comprises a first limiting groove arranged on the upper surface of the upper stop, a first sliding groove penetrating through the side wall of the first limiting groove is arranged in the first limiting groove, a first sliding block is arranged in the first sliding groove, a first limiting block matched with the first limiting groove is arranged on the upper surface of the first sliding block, a second elastic part is connected between the side wall of the first sliding block and the inner side wall of the first sliding groove, a second limiting groove is arranged on the side edge of the upper stop, a second sliding groove penetrating through the bottom surface of the first sliding groove is arranged in the second limiting groove, a second sliding block is arranged in the second sliding groove, a second limiting block matched with the second limiting groove is arranged on the second sliding block, a third elastic part is connected between the lower surface of the second sliding groove and the bottom surface of the second sliding groove, and pre-pressure is applied to the third elastic part, the lower surface of the first sliding block is provided with a clamping groove matched with the second sliding block.

Through adopting above-mentioned technical scheme, when the chain head is bad, the user is buckled downwards and is moved the second stopper, breaks away from the department draw-in groove with the second sliding block, and at this moment first sliding block can be brought into first sliding tray under the drive of second elastic component in, will draw the zipper head at this moment and take out the change, when having changed the back, detain first stopper, drive first sliding block motion, go into the draw-in groove with second sliding block card in, fix first sliding block.

The present invention may be further configured in a preferred embodiment as: the zipper head comprises an upper wing plate, a lower wing plate, a connecting shaft for connecting the upper wing plate and the lower wing plate, and a pulling piece holding part fixed on the upper wing plate, wherein the pulling piece is sleeved on the pulling piece holding part.

Through adopting above-mentioned technical scheme, link together first chain belt and second chain belt through last pterygoid lamina, lower pterygoid lamina and connecting axle, through pulling-on piece keeping part, through pulling-on piece swing joint in pulling-on piece keeping part, the user can drive whole chain head and slide on first chain belt and second chain belt through the pulling-on piece.

The present invention may be further configured in a preferred embodiment as: the zipper is characterized in that a groove is formed in the upper wing plate, a convex part with one end fixed with the zipper piece holding part is arranged in the zipper piece holding part, a first elastic part is connected between the inner wall of the zipper piece holding part and the top of the convex part, and the other end of the convex part penetrates through the groove to be abutted against the zipper teeth.

Through adopting above-mentioned technical scheme, during the use, the user stimulates the pulling-on piece, stimulates the convex part, pulls the convex part from the chain tooth, can make things convenient for the use of zip fastener, when pulling the position, loosens the pulling-on piece, and the convex part is contradicted on the chain tooth, can fix the chain head in the position, can prevent chain head lapse when dragging first chain belt or second chain belt.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the first chain belt and the second chain belt can be protected through the protective layer, and when the first chain belt and the second chain belt are not clamped, the chain teeth can be coated in the protective layer through the protective layer, and a user can be protected from being scratched.

2. Through the embedded mechanism on the upper stop, when the chain head is broken, the chain head can be conveniently replaced.

Drawings

FIG. 1 is a schematic view of a scratch-resistant zipper.

Fig. 2 is a view a of fig. 1.

Fig. 3 is a top dead center schematic view.

Figure 4 is a cross-sectional view of the top stop of figure 3.

Fig. 5 is a chain head sectional view.

In the figure, 1, a first chain belt; 2. a second chain belt; 3. a zipper tooth; 4. a chain head; 41. an upper wing plate; 411. a groove; 412. a convex portion; 413. a first elastic member; 42. a lower wing plate; 43. a tab holding portion; 5. a pull tab; 61. top dead center; 62. stopping; 7. a protective layer; 8. an embedded mechanism; 81. a first sliding groove; 82. a first slider; 821. a first limit groove; 822. a first stopper; 83. a second elastic member; 84. a second sliding groove; 85. a second slider; 851. a second limit groove; 852. a second limiting block; 86. a third elastic member; 87. a clamping groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a scratch-proof zipper, including first chain belt 1, second chain belt 2, be fixed in first chain belt 1 and second chain belt 2 and the chain tooth 3 of mutually supporting, sliding connection is at chain head 4 on chain tooth 3 and fixes respectively at the terminal top of 3 of chain teeth of first chain belt 1 and second chain belt 2 and stop 61, it fixes on first chain belt 1 and second chain belt 2 to stop 61 through the mechanism of block, first chain belt 1 and second chain belt 2 all are equipped with protective layer 7, protective layer 7 is for laminating the protection film on first chain and second chain belt 2 respectively. The protective film is a flame-retardant plastic transparent film. The flame-retardant plastic transparent film is made of soft materials and is respectively connected with the first chain belt 1 and the second chain belt 2 through hot melting. The protective layer 7 is used for wrapping the zipper teeth 3 in the protective layer 7 when the zipper is not zipped up, when the zipper is zipped up, the protective layer 7 on the first zipper belt 1 and the protective layer 7 on the second zipper belt 2 are partially overlapped, and the upper stop 61 is provided with an embedded mechanism 8 which is convenient for replacing the zipper head 4.

Referring to fig. 3 and 4, the embedded mechanism 8 includes a first limit groove 821 opened on the upper surface of the upper stop 61, a first sliding groove 81 penetrating the side wall of the first limit groove 821 is provided in the first limit groove 821, a first sliding block 82 is provided in the first sliding groove 81, a first limit block 822 cooperating with the first limit groove 821 is provided on the upper surface of the first sliding block 82, a second elastic member 83 is connected with the side wall of the first sliding block 82 on the side wall of the first sliding block 82, a pretension force is always maintained on the second elastic member 83, a second limit groove 851 is provided on the side edge of the upper stop 61, a second sliding groove 84 penetrating the bottom surface of the first sliding groove 81 is provided in the second limit groove 851, a second sliding block 85 is provided in the second sliding groove 84, a second limit block 852 cooperating with the second limit groove 851 is provided on the second sliding block 85, a third elastic member 86 is connected with the lower surface of the second sliding block 85 and the bottom surface of the, the third elastic member 86 always maintains pre-pressure, and a clamping groove 87 matched with the second sliding block 85 is formed in the lower surface of the first sliding block 82.

Referring to fig. 5, the chain head 4 includes an upper wing plate 41, a lower wing plate 42, a connecting shaft connecting the upper wing plate 41 and the lower wing plate 42, and a pull-tab 5 holding portion 43 fixed to the upper wing plate 41, and the pull-tab 5 is fitted over the pull-tab 5 holding portion 43. The upper wing plate 41 is provided with a recess 411, the pull tab 5 holding portion 43 is provided with a first elastic member 413, the first elastic member 413 is bonded with a projection 412 passing through the recess 411, and the projection 412 abuts against the fastener element 3. The pull tab 5 is sleeved on the position of the edge holding part and nests the convex part 412, and when the pull tab 5 is pulled, the convex part 412 can be pulled up.

The implementation principle of the embodiment is as follows: when the zipper is used, a user pulls the pull tab 5, the pull tab 5 drives the convex part 412 to be separated from the zipper teeth 3, then the convex part moves up and down, when the pull tab 5 is pulled to a proper position, the pull tab 5 is loosened, the first elastic piece 413 is restored, and the convex part 412 is restored to be abutted to the zipper teeth 3. When the chain teeth 3 on the first chain belt 1 and the second chain are clamped, the protective films are overlapped to protect the chain teeth 3, and when the chain teeth 3 on the first chain belt 1 and the second chain belt 2 are not clamped, the protective films attached to the first chain belt 1 and the second chain belt 2 respectively coat the chain teeth 3; when the chain head 4 is bad, the user pulls the second limiting block 852 downwards to separate the second sliding block 85 from the slot 87, the first sliding block can drive the first sliding block 82 to be brought into the first sliding groove 81 under the driving of the second elastic piece 83, the zipper head 4 is pulled out and replaced, and after the zipper head is replaced, the first limiting block 822 is pulled to drive the first sliding block 82 to move, the second sliding block 85 is clamped into the slot 87, and the first sliding block 82 is fixed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a prevent fish tail zip fastener which characterized in that: including first chain belt (1), second chain belt (2), be fixed in first chain belt (1) with second chain belt (2) and the chain head (4) of mutually supporting chain tooth (3), sliding connection on chain tooth (3) with fix respectively first chain belt (1) with end (61) are gone up to chain tooth (3) end of second chain belt (2), first chain belt (1) with second chain belt (2) all are equipped with protective layer (7), go up and be equipped with embedded mechanism (8) of being convenient for change chain head (4) on (61).

2. A scratch-resistant slide fastener according to claim 1, characterized in that: the protective layer (7) is a protective film which is respectively attached to the first chain belt (1) and the second chain belt (2).

3. A scratch-resistant slide fastener according to claim 2, characterized in that: the protective film is a flame-retardant plastic transparent film.

4. A scratch-resistant slide fastener according to claim 3, characterized in that: the flame-retardant plastic transparent film is made of soft materials and is connected with the first chain belt (1) and the second chain belt (2) through hot melting.

5. A scratch-resistant slide fastener according to claim 4, characterized in that: the zipper teeth (3) are coated by the flame-retardant plastic transparent film.

6. A scratch-resistant slide fastener according to claim 1, characterized in that: the embedded mechanism (8) comprises a first limiting groove (821) arranged on the upper surface of the upper stop (61), a first sliding groove (81) penetrating through the side wall of the first limiting groove (821) is arranged in the first limiting groove (821), a first sliding block (82) is arranged in the first sliding groove (81), a first limiting block (822) matched with the first limiting groove (821) is arranged on the upper surface of the first sliding block (82), a second elastic piece (83) is connected between the side wall of the first sliding block (82) and the inner side wall of the first sliding groove (81), a second limiting groove (851) is arranged on the side edge of the upper stop (61), a second sliding groove (84) penetrating through the bottom surface of the first sliding groove (81) is arranged in the second limiting groove (851), a second sliding block (85) is arranged in the second sliding groove (84), and a second limiting block (852) matched with the second limiting groove (851) is arranged on the second sliding block (85), and a third elastic piece (86) is connected with the lower surface of the second sliding block (85) and the bottom surface of the second sliding groove (84), the third elastic piece (86) has pre-pressure, and a clamping groove (87) matched with the second sliding block (85) is formed in the lower surface of the first sliding block (82).

7. A scratch-resistant slide fastener according to claim 1, characterized in that: the chain head (4) comprises an upper wing plate (41), a lower wing plate (42), a connecting shaft for connecting the upper wing plate (41) and the lower wing plate (42), a pull piece holding part (43) fixed on the upper wing plate (41) and a pull piece (5) sleeved on the pull piece holding part (43).

8. A scratch-resistant slide fastener according to claim 7, characterized in that: a groove (411) is formed in the upper wing plate (41), a convex portion (412) with one end fixed with the pull piece holding portion (43) is arranged in the pull piece holding portion (43), a first elastic piece (413) is connected between the inner wall of the pull piece holding portion (43) and the top of the convex portion, and the other end of the convex portion (412) penetrates through the groove to be abutted to the zipper teeth (3).