TW202041168A - Waterproof zipper prevents water leakage through first clamping clip and second clamping clip respectively disposed at two zipper tapes mutually buckling and connecting - Google Patents

Abstract

Disclosed is a waterproof zipper including two zipper straps, a clamping clip unit and a zipper puller. The clamping clip unit is provided with a first clamping clip and a second clamping clip arranged at the two zipper straps respectively. By pulling the zipper puller, the first clamping clip and the second clamping clip are mutually buckled and connected so that water leakage is prevented to provide better waterproof effect.

Description

Waterproof zipper

The present invention relates to a zipper, in particular to a waterproof zipper that can prevent water from leaking through.

In daily life, the design and application of zippers are very popular, and they are commonly found in clothing, bags, tents, sleeping bags and other commodities. The zipper mainly includes two chain belts 1. Each chain belt 1 includes a cloth belt 11, a plurality of chain teeth 12 arranged at intervals along the length of the cloth belt 11, and a chain tooth 12 movably passing through The zipper head 2 is pulled up and down to move the zipper head 2 to control the interlocking engagement of the chain teeth 12 to close or open the zipper. However, after the zipper is closed, there are still pores 13 between adjacent fastener elements 12, so water will penetrate into the zipper along these pores 13 and cannot achieve the waterproof effect, which increases the user wearing in rainy or humid environments. Or inconvenience in use.

Therefore, the object of the present invention is to provide a waterproof slide fastener with waterproofness.

Therefore, the waterproof zipper of the present invention includes two chain straps and a clip chain unit.

Each chain belt includes a plurality of chain teeth arranged at intervals along the length direction of the chain belt, and the chain teeth of the two chain belts can be interlaced with each other to combine the two chain belts.

The zipper unit includes a first zipper and a second zipper respectively arranged on the chain belts, and the first zipper chain and the second zipper chain can be fitted into each other correspondingly, when the two chain belts pass through When the sprocket teeth are engaged with each other, the first clip chain and the second clip chain can be buckled with each other.

In addition, another object of the present invention is to provide a waterproof zipper that does not need to use the above-mentioned fastener elements, and the waterproof zipper further includes a slider disposed on the adjacent side of the belts. Each chain strap also includes an upper end surface adjacent to the other chain strap. The first clip chain and the second clip chain are respectively arranged on the upper end surfaces. When the slider is pulled, the first clip chain and the The second clip chains are snap-fitted to each other, and the belts are connected to each other.

The effect of the present invention is that the first clip chain and the second clip chain respectively arranged on the two chain belts are buckled and engaged with each other to prevent water from leaking through and provide better waterproof effect.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are represented by the same numbers.

Referring to FIGS. 2, 3 and 4, a first embodiment of the waterproof zipper of the present invention includes two chain straps 3, a chain unit 4, and a slider 5.

Each chain belt 3 includes a belt body 31 arranged on the edge of the belt body 3 and a plurality of chain teeth 32 arranged at intervals along the length direction of the belt body 31. The chain teeth 32 can be combined with the belt body 31 by sewing or threading. The slider 5 is movably pierced through the chain teeth 32, and the user operates the slider 5 to make the chain teeth 32 of the belts 31 interlock with each other, and then the two chain belts 3 are combined.

In detail, the belt body 31 can be selected from plastic, woven fabric, or non-woven fabric, and the fastener teeth 32 can be selected from metals, such as copper alloys or aluminum alloys, or plastics. Since the related structures and materials of the belt bodies 31 and the fastener elements 32 are well-known to those in the art, they will not be repeated here.

The zipper unit 4 includes a first zipper 41 and a second zipper 42 respectively corresponding to the belt bodies 31, and the first zipper 41 and the second zipper 42 can be snap-fitted to each other .

In detail, the first zipper chain 41 is disposed on the periphery of each sprocket 32 of one of the belts 31, and has two elongated strips extending along the length direction of the sprocket 32 and spaced in the width direction. A slot 412 is defined between the two first convex fasteners 411. The second clip chain 42 is arranged on the periphery of each sprocket 32 of the other belt body 31, and has an elongated shape extending along the length of the sprocket 32 and a position corresponding to the slot 412 The second protruding fastener 421, and the second protruding fastener 421 and the slot 412 can be snap-fitted to each other.

The material of the first clip 41 and the second clip 42 can be used but not limited to, for example, TPU (Thermoplastic Polyurethane, thermoplastic polyurethane) can be formed by hot pressing. In addition, it should be noted that the first protruding fastener 411 and the second protruding fastener 421 can also have different numbers or shapes depending on usage or design, for example, the first clip chain 41 and the second clip chain 42 There may be two first convex fasteners 411 and second convex fasteners 421 respectively, and in use, only one of the first convex fastener 411 and the second convex fastener 421 needs to correspond to the opposite groove 412, the same It can achieve the purpose of locking and sealing, or the shape of the first convex fastener 411 and the second convex fastener 421 can be changed to make it have better adhesion. The first embodiment only takes one implementation aspect as an example, but the actual implementation is not limited to this.

When the user uses the waterproof zipper of the present invention, the sprocket 32 of the belt body 31 is interlaced with each other by pulling the slider 5, and when the sprocket 32 is engaged, the sprocket 32 can be arranged on the sprocket synchronously The second convex fasteners 421 on the periphery of 32 are snap-fitted into the corresponding grooves 412, so as to seal the holes 33 between the sprocket teeth 32 to achieve a better waterproof effect. In addition, the chain clamping unit 4 provided on each sprocket 32 can also assist the engagement of the sprocket 32 to prevent unhooking and prolong the life of the waterproof zipper.

Referring to FIG. 5, a second embodiment of the waterproof zipper of the present invention has substantially the same structure as the first embodiment. The difference is that each chain strap 3 also includes a corresponding one of the chain straps 3 The surface will cover the covering layer 34 of the fastener elements 32, and the chain clip unit 4 is provided on the covering layer 34.

Specifically, the covering layer 34 has a hydrophobic surface, so that water cannot penetrate through the covering layer 34. The covering layer 34 can be selected from materials that have hydrophobic properties, such as polyurethane (PU), or can be formed by coating a cloth layer with a hydrophobic coating. Each of the covering layers 34 has an overlapping surface 341 at the edge, and the overlapping surfaces 341 of the two covering layers 34 will face each other and overlap up and down when the two straps 3 are joined.

The first zipper 41 and the second zipper 42 are respectively disposed on the overlapping surfaces 341. The two first protruding fasteners 411 of the first zipper 41 extend along the length direction of the covering layer 34 and are arranged at intervals along the width direction, and the two adjacent first protruding fasteners 411 define the Card slot 412. The second convex fastener 421 of the second clip chain 42 extends along the length direction of the covering layer 34 and the position corresponds to the slot 412. When the two chain belts 3 are interlaced and meshed with each other through the sprocket 32, the covering layers 34 can be synchronously driven to approach each other so that the overlapping surfaces 341 overlap each other, so that the overlapping surfaces 341 disposed on the covering layers 34 The second convex fastener 421 of the surface 341 is snap-fitted into the groove 412 to prevent the penetration of moisture. In addition, the method of the present invention overlapped up and down for snap-fitting can more effectively achieve the waterproof effect. In addition, arranging the zipper unit 4 on the covering layer 34 makes the manufacturing process relatively simple and can reduce the production cost.

Referring to FIG. 6, a third embodiment of the waterproof zipper of the present invention has the same structure as the first embodiment, including the two chain straps 3, the chain unit 4, and the slider 5. The difference is that the two chain belts 3 of the third embodiment are not provided with the sprocket teeth 32, and the first zipper chain 41 and the second zipper chain 42 are respectively arranged vertically on the chain belts 3. And, the side walls of the slider 5 contacting the first clip chain 41 and the second clip chain 42 respectively have a hook member 51, and the first clip chain 41 and the second clip chain 42 respectively have at least one available The first groove 414 and the second groove 424 of the hook member 51 are locked.

In detail, the belt body 31 of each chain belt 3 further includes an upper end surface 35 adjacent to the other belt body 31. The first clip chain 41 includes a first clip chain body 413 vertically arranged on the upper end surface 35 of one of the belt bodies 31, and a plurality of first clip chain bodies 413 extending along the length direction of the first clip chain body 413 and arranged at intervals along the width direction and are elongated The first convex fastener 411 is strip-shaped, and a slot 412 is defined between any two adjacent first convex fasteners 411. The second clip chain 42 has a second clip chain body 422 vertically arranged on the upper end surface 35 of the other belt body 31, and at least one clip chain body 422 extending along the length direction of the second clip chain body 422, which is elongated and The second protruding fasteners 421 whose positions correspond to the slots 412 respectively, and the second protruding fasteners 421 and the slots 412 can be snap-fitted to each other. In FIG. 6, three first convex fasteners 411 and two second convex fasteners 421 are taken as examples. In addition, when there are multiple second convex fasteners 421, any two adjacent second convex fasteners The fasteners 421 can also define a slot 423 for any one of the first convex fasteners 411 to be locked. By changing the number of the first convex fasteners 411 and the second convex fasteners 421, the user can buckle and engage the first convex fasteners in different intervals depending on the thickness of the clothes during practical use. 411. The second convex fastener 421 is used to adjust the space after the zipper is closed. However, in actual implementation, there may be only two first convex fasteners 411 and one second convex fastener 421, which is not limited thereto.

The slider 5 is arranged on the adjacent side of the chain straps 3, and the hook member 51 of the slider 5 can be slidably arranged in the first groove 414 and the second groove along the length direction of the chain straps 3. The groove 424, when the user pulls the slider 5 to move the chain straps 3 between an open position and a closed position, they can be further squeezed by the hook member 51 to lift them in the closed position , The closeness of the first clip chain 41 and the second clip chain 42. In addition, the first groove 414 and the second groove 424 can be provided in multiples depending on the design or according to the number of the first convex fastener 411 and the second convex fastener 421. Accordingly, when the user uses the When the first protruding fastener 411 and the second protruding fastener 421 are engaged in different clip chain sections, the position of the groove of the hook 51 buckled can also be pressed and fixed on the outside, so as to lift in the closed position. The tightness of the first clip chain 41 and the second clip chain 42 in the position. The third embodiment only takes one implementation aspect as an example, but the actual implementation is not limited to this. Since the related structures and materials of the belt body 31, the slider 5, the first zipper 41, and the second zipper 42 are substantially the same as those described in the previous embodiment, no further description is given here.

When the user wants to close the chain straps 3, by driving the slider 5 to move in the closing direction, the upper end surfaces 35 of the strap bodies 31 are close to each other, so that the first clip chain body 413 and the second chain The second convex fastener 421 of the clip chain body 422 is buckled and engaged in the groove 412, and the chain belts 3 are buckled and closed with each other simultaneously, so that the chain belts 3 are in the closed position, which can prevent water infiltration . When the user wants to open the chain straps 3, he drives the slider 5 to move in the opening direction, so that the second convex fastener 421 of the first clip chain body 413 and the second clip chain body 422 are moved away The card slot 412 allows the chains 3 to be separated from each other in the open position.

In this embodiment, the two chain straps 3 are snap-fitted directly by the chain clamping unit 4 to prevent water from leaking through the waterproof zipper. In addition, because there is no need to provide the sprocket 32, the manufacturing process can be simplified and the production cost can be reduced.

Referring to FIG. 7, a fourth embodiment of the waterproof zipper of the present invention has substantially the same structure as the third embodiment. The difference is that the first clip chain body 413 and the second clip chain body 422 are respectively disposed on the The upper end surface 35 of the belt 31 has parallel areas parallel to the upper end surfaces 35, and the first convex fasteners 411 and the second convex fasteners 421 are arranged in the parallel areas. When the chain straps 3 are in the closed position, the two upper end surfaces 35 overlap each other up and down, so that the slot 412 and the second convex fastener 421 can be engaged with each other correspondingly. Accordingly, when the user pulls the slider 5 to move toward the closing direction, the upper end surfaces 35 of the two strips 31 will overlap each other up and down, so that the second convex buckle provided on the two upper end surfaces 35 The member 421 is snap-fitted into the card slot 412 to combine the chain straps 3 to achieve the purpose of preventing the penetration of moisture. The first zipper 41 and the second zipper 42 are overlapped up and down to be joined together to achieve a more effective waterproof effect.

It should be further explained that the purpose of the hook member 51 of the slider 5 and the first groove 414 and the second groove 424 corresponding to the first clip chain 41 and the second clip chain 42 are It helps to improve the tightness of the first clip chain 41 and the second clip chain 42 when in the closed position. Therefore, the hook member 51, the first groove 414 and the Two grooves 424.

Referring to Figure 8, a fifth embodiment of the waterproof zipper of the present invention has substantially the same structure as the fourth embodiment. The difference is that the parallel region of the second zipper body 422 is joined to the belt body 31, and the The first groove 414 is provided on the long side wall of the first zipper 41, the second groove 424 is provided on the surface of the second zipper 42 away from the first zipper 41, and the slider 5 is L-shaped, Therefore, the hook member 51 of the slider 5 is slidably disposed in the first groove 414 and the second groove 424 respectively. Accordingly, there is no gap between the second clip body 422 and the belt body 31, and the manufacturing process is relatively simple, which can reduce the production cost.

It is worth noting that in the third to fifth embodiments of the present invention, any inner side wall of the slider 5 in contact with the first clip chain 41 and the second clip chain 42 may be provided with threads or rough surfaces. Increase the friction when buckling.

In summary, the present invention uses the chain clamp unit 4 to buckle together the two chain straps 3 to prevent water from penetrating into the chain straps 3 through the gap, or use the The clip chain unit 4 cooperates with the chain teeth 32 to arrange the first clip chain 41 and the second clip chain 42 on the periphery of the chain teeth 32, or the first clip chain 41 and the second clip chain 42 It is arranged on the covering layers 34, so when the two chain belts 3 are interlaced and meshed with each other through the chain teeth 32, the first clip chain 41 and the second clip chain 42 can be buckled together simultaneously to prevent water The purpose of penetration. It can indeed achieve the purpose of the invention.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited by this, all simple equivalent changes and modifications made in accordance with the scope of the patent application of the present invention and the content of the patent specification still belong to This invention patent covers the scope.

3: chain belt 412: card slot 31: belt body 413: first clip chain body 32: Sprocket 414: First Groove 33: Pore 42: second clip chain 34: Overlay 421: Second convex fastener 341: Overlapping Surface 422: second clip chain body 35: upper end face 423 card slot 4: Zipper unit 424: second groove 41: The first clip 5: slider 411: The first convex fastener 51: hook

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a schematic diagram of a conventional zipper; Figure 2 is a schematic diagram of a first embodiment of the waterproof zipper of the present invention; Fig. 3 is a schematic diagram of a pair of sprocket engaging with each other in the first embodiment; Figure 4 is a partial cross-sectional view taken from the section line Ⅳ-Ⅳ of Figure 3; Figure 5 is a schematic diagram of a second embodiment of the waterproof zipper of the present invention; 6 is a schematic diagram of a third embodiment of the waterproof zipper of the present invention; Figure 7 is a schematic diagram of a fourth embodiment of the waterproof zipper of the present invention; and Fig. 8 is a schematic diagram of a fifth embodiment of the waterproof zipper of the present invention.

3: chain belt

31: belt body

32: Sprocket

4: Zipper unit

5: slider

Claims (10)

A waterproof zipper, including: Two chain belts, each chain belt includes a plurality of sprocket teeth arranged at intervals along the length direction of the chain belt, and the sprocket teeth of the two chain belts can be interlaced with each other to combine the two chain belts; and A clip chain unit has a first clip chain and a second clip chain respectively arranged on the chain belts, and the first clip chain and the second clip chain can be engaged with each other correspondingly, wherein, when the two When the chain belts are engaged with each other through the chain teeth, the first clip chain and the second clip chain can be buckled with each other. The waterproof zipper according to claim 1, wherein the first zipper and the second zipper are respectively arranged on the periphery of the teeth. The waterproof zipper according to claim 2, wherein the first zipper has a plurality of convex fasteners extending along the length direction of each sprocket and spaced in the width direction, and any two adjacent convex fasteners are defined A slot, the second clip chain has at least one convex fastener extending along the length direction of each sprocket, and the convex fasteners and the slot of the first clip chain and the second clip chain can be locked with each other Splice. The waterproof zipper according to claim 1, wherein each of the chain straps further includes a covering layer, the covering layer is provided on one surface of the chain belt and covers the chain teeth, and has an overlap at the edge When the two chain straps are combined with each other, the overlapping surfaces of the two covering layers will face each other and overlap up and down. The first clip chain and the second clip chain are respectively arranged on the overlapping surfaces, when When the two chain belts are interlaced and meshed with each other through the sprocket teeth, the first zipper chain and the second zipper chain will buckle and engage with each other. The waterproof slide fastener according to claim 4, wherein the covering layer has a hydrophobic surface. The waterproof zipper according to claim 4, wherein the first zipper has a plurality of convex fasteners extending along the length direction of the covering layer and spaced in the width direction, and any two adjacent convex fasteners are defined between A slot, the second clip chain has at least one convex fastener extending along the length direction of the covering layer, and the convex fasteners and the slot of the first clip chain and the second clip chain can be buckled with each other . A waterproof zipper, including: Two long chain belts are arranged adjacent to each other, and each chain belt includes an upper end surface adjacent to the other chain belt; A clip chain unit, including a first clip chain and a second clip chain respectively arranged on the upper end surfaces, and the first clip chain and the second clip chain can be fitted into each other correspondingly; and A slider is arranged on the adjacent side of the chain belts and can move back and forth along the length direction of the chain belts, so that the chain belts can move between an open position and a closed position. When the chain straps are in the closed position, the first clip chain and the second clip chain can be snap-fitted to each other, and the chain straps are connected to each other. The waterproof zipper according to claim 7, wherein the side walls of the slider contacting the first zipper and the second zipper each have a hook member, and the first zipper and the second zipper have at least A groove for the hook member to be buckled, and the hook members can be slidably arranged in the groove along the length direction of the belts, so that the first clip chain and the second clip chain are correspondingly engaged with each other . The waterproof zipper according to claim 7, wherein the first zipper and the second zipper are respectively perpendicular to the upper end surface, and respectively have a plurality of protrusions extending along the length direction of the belt and arranged at intervals along the width direction. Fasteners, and a slot is defined between any two adjacent convex fasteners. When the straps are in the closed position, any one of the convex fasteners and slots of the first clip chain and the second clip chain can be Snap joints with each other. The waterproof zipper according to claim 7, wherein when the chains are in the closed position, the two upper end faces overlap each other up and down, and the first zipper and the second zipper are parallel to the upper end face respectively When the chain straps are in the closed position, the first clip chain and the second clip chain are relatively engaged and connected to each other.

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