Double-opening zipper

Abstract

The utility model discloses a double-opening zipper, and belongs to the technical field of double-opening zippers. A double-opening zipper comprises a first zipper head body and a second zipper head body which are oppositely installed, the top of the first zipper head body and the top of the second zipper head body are fixedly provided with a first fastener and a second fastener respectively, the first fastener and the second fastener are used for rotationally installing a zipper pull, and the end, opposite to the first fastener, of the second fastener is provided with an inserting groove. The opposite ends of the first fastener and the second fastener are provided with sliding cavities, clamping assemblies used for being connected with the inserting grooves in a clamped mode are arranged in the sliding cavities, the tops of the sliding cavities are provided with through grooves in a communicated mode, and pressing assemblies used for releasing clamping of the clamping assemblies and the inserting grooves are arranged in the through grooves in a sliding mode. The first zipper puller body and the second zipper puller body are fixed and not prone to shaking, a zipper plug pin can be conveniently inserted in place at a time, and the situation that two zipper pullers are prone to inaccurate alignment, and clamping is caused due to the fact that the plug pin is not inserted in place is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of double-opening zippers, in particular to a double-opening zipper. Background Art

[0002] Zippers are a component of clothing accessories and are widely used in people's daily clothing. Zippers are composed of a pair of left and right chain teeth, chain tooth tape, zipper heads, upper and lower stops, etc., and double-opening zippers are one of the types of zipper accessory products.

[0003] The existing double-opening zipper consists of two zipper heads installed on a zipper in opposite directions. When in use, the two zipper heads are separated from each other, and the pin needs to be inserted into the two zipper heads in sequence, which is prone to misalignment and the pin cannot be inserted into the right position, so that it is impossible to ensure that the pin can be inserted into the two zipper heads quickly and stably, which causes jamming and reduces the service life of the zipper heads and chain teeth. Utility Model Content

[0004] The utility model provides a double-opening zipper, which can overcome certain defects of the prior art.

[0005] According to a double-opening zipper of the utility model, it includes a first zipper head body and a second zipper head body installed oppositely, and the first and second fasteners for rotatably installing the pull tabs are fixed on the top of the first and second zipper head bodies respectively, and the second fasteners are provided with a plug-in groove at the opposite end of the second fastener and the first fastener, and the first and second fasteners are provided with a sliding cavity at the opposite end, and a locking component for engaging with the plug-in groove is provided inside the sliding cavity, and a through groove is provided at the top of the sliding cavity, and a pressing component for releasing the locking component from the plug-in groove is provided in the through groove.

[0006] Preferably, a clamping groove is provided at the top of the inner wall of the plug-in slot, and the top of the outer side of the inner wall of the plug-in slot is inclined inwards.

[0007] The above structure facilitates the insertion of the card block on the plug-in block into the plug-in slot and the positioning of the card block.

[0008] Preferably, the locking assembly includes a plug-in block slidably arranged in the sliding cavity, the sliding cavity is provided with a through opening close to one end of the second zipper head body, a locking block for engaging with the locking slot is fixedly arranged at one end of the plug-in block that moves through the through opening, and a first spring for pushing the plug-in block upward is fixedly arranged between the bottom of the plug-in block and the sliding cavity.

[0009] Through the above structure, when the tail opposite ends of the first zipper head body and the second zipper head body are clamped together, the baffle plate and the clamping block on the baffle plate are clamped in the clamping groove, so that the clamping connection between the first zipper head body and the second zipper head body can be achieved, which is convenient for the zipper pin to be inserted into place at one time, avoiding the situation where the two zipper heads are easily misaligned and the pin cannot be inserted into place, causing jamming.

[0010] Preferably, a baffle for closing the through-opening is fixedly provided at the bottom of one end of the plug-in block close to the through-opening, and the length of the baffle is greater than the distance between the bottom of the plug-in block and the through-opening.

[0011] With the above structure, the through opening can be kept in a closed state all the time, thus preventing dust from entering and affecting the first spring.

[0012] Preferably, the pressing assembly comprises a pressing block slidably arranged in the through groove, and the bottom of the pressing block close to one end of the second zipper head body is fixedly connected to the top of the plug-in block.

[0013] With the above structure, after the zipper pin is plugged in, the plug-in block can be pressed down by pressing the pressing block on the first fastener, thereby breaking away from the limit of the card slot on the card block on the plug-in block, making it easy to separate the first zipper head body and the second zipper head body.

[0014] Preferably, a guide groove is provided at the bottom of one end of the through groove away from the sliding cavity, and a second spring for pushing the pressing block upward is fixedly provided between the bottom of the inner wall of the guide groove and the bottom of the pressing block.

[0015] Through the above structure, the pressing block can be pressed down along the through slot more stably, and the provision of the second spring ensures that the pressing block is always in a state to be pressed.

[0016] Preferably, a groove is provided at the bottom of the opposite end of the second zipper head body and the first zipper head body, and a connecting block for matching with the groove is provided at the bottom of the opposite end of the first zipper head body and the second zipper head body.

[0017] Through the above structure, the positions of the first zipper head body and the second zipper head body can be quickly located, which can not only locate the positions of the first zipper head body and the second zipper head body so that the positioning component and the insertion slot can be quickly aligned, but also cooperate with the positioning component and the insertion slot to play a certain limiting role.

[0018] The beneficial effects of the utility model are as follows:

[0019] Compared with the prior art, the utility model has simple plugging and quick positioning, which ensures that the first zipper head body and the second zipper head body are fixed and not easy to shake, making it easy for the zipper pin to be inserted into place at one time, avoiding the situation where the two zipper heads are easily misaligned and the pin is not inserted into place, causing jamming, and increasing the service life of the zipper head and chain teeth. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the installation structure of a double-opening zipper;

[0021] Figure 2 It is a schematic diagram of the main structure of a first zipper head of a double-opening zipper;

[0022] Figure 3 It is a schematic diagram of the main structure of the second zipper head of a double-opening zipper;

[0023] Figure 4 It is a schematic diagram of a cross-sectional structure of a first zipper head body and a second zipper head body of a double-opening zipper;

[0024] Figure 5 The present invention is a schematic diagram of the cross-sectional structure of a locking component and a pressing component of a double-opening zipper. DETAILED DESCRIPTION

[0025] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the embodiments. It should be understood that the embodiments are only used to explain the utility model but not to limit it.

[0026] Example 1

[0027] See also Figure 1-5 The present embodiment provides a double-opening zipper including a first zipper head body 100 and a second zipper head body 110 installed oppositely, and the first zipper head body 100 and the second zipper head body 110 are respectively fixed with a first fastener 210 and a second fastener 310 for rotatably installing the pull tab on the top, and the second fastener 310 is provided with a plug-in groove 320 at the opposite end of the first fastener 210, and a sliding cavity 510 is provided at the opposite end of the first fastener 210 and the second fastener 310, and a locking component 220 for locking with the plug-in groove 320 is provided inside the sliding cavity 510, and a through groove 560 is connected to the top of the sliding cavity 510, and a pressing component for releasing the locking component 220 from the plug-in groove 320 is slidably provided in the through groove 560.

[0028] When the present embodiment is in use, when the tail opposite ends of the first zipper head body 100 and the second zipper head body 110 are connected, at this time, by aligning the connecting block 230 and plugging it with the groove 330, the baffle 540 and the card block on the baffle 540 are plugged into the card slot 410 along the plug-in groove 320, the first zipper head body 100 and the second zipper head body 110 can be accurately aligned on the chain belt. After the zipper latch is plugged in, the pressing block 570 on the first fastener 210 can be pressed to make The plug-in block 530 is pressed downward, thereby disengaging the limit of the card block on the plug-in block 530 from the card slot 410, and the first zipper head body 100 can be pulled up to close the chain teeth. Compared with the prior art, the plug-in is simple and the positioning is fast, which ensures that the first zipper head body 100 and the second zipper head body 110 are fixed and not easy to shake, making it easy for the zipper pin to be inserted into place at one time, avoiding the situation where the two zipper heads are easily misaligned and the pin cannot be inserted into place, causing jamming, thereby increasing the service life of the zipper head and the chain teeth.

[0029] In this embodiment, a clamping groove 410 is provided at the top of the inner wall of the plug-in slot 320 , and the top of the outer side of the inner wall of the plug-in slot 320 is inclined inwards.

[0030] The above structure facilitates the insertion of the card block on the plug-in block 530 into the plug-in slot 320 and the positioning of the card block.

[0031] In this embodiment, the locking assembly 220 includes a plug-in block 530 slidably disposed in the sliding cavity 510, and the sliding cavity 510 is provided with a through opening 520 at one end close to the second zipper head body 110. The plug-in block 530 movably passes through the through opening 520, and a locking block for locking with the locking slot 410 is fixed at one end thereof, and a first spring 550 for pushing the plug-in block 530 upward is fixedly disposed between the bottom of the plug-in block 530 and the sliding cavity 510.

[0032] Through the above structure, when the rear opposite ends of the first zipper head body 100 and the second zipper head body 110 are snapped together, the baffle plate 540 and the snap block on the baffle plate 540 are snapped into the snap groove 410, thereby realizing the snap connection between the first zipper head body 100 and the second zipper head body 110, making it easy for the zipper pin to be inserted into place at one time, thereby avoiding the situation where the two zipper heads are easily misaligned and the pin cannot be inserted into place, causing jamming.

[0033] In this embodiment, a baffle 540 for closing the through opening 520 is fixedly provided at the bottom of one end of the plug-in block 530 close to the through opening 520 , and the length of the baffle 540 is greater than the distance between the bottom of the plug-in block 530 and the through opening 520 .

[0034] Through the above structure, the through opening 520 can be kept in a closed state at all times, thereby preventing dust from entering and affecting the first spring 550 .

[0035] In this embodiment, the pressing assembly includes a pressing block 570 slidably disposed in the through slot 560 , and the pressing block 570 is fixedly connected to the top of the plug-in block 530 at the bottom of one end close to the second zipper head body 110 .

[0036] The top of the pressing block 570 is provided with an anti-slip groove and the top of the pressing block 570 is arranged in the same arc as the first fastener 210 .

[0037] Through the above structure, after the zipper pin is inserted, pressing the pressing block 570 on the first fastener 210 can press the plug-in block 530 downward, thereby disengaging the limiting position of the card slot 410 on the card block on the plug-in block 530, making it easier to separate the first zipper head body 100 and the second zipper head body 110.

[0038] In this embodiment, a guide groove 580 is provided at the bottom of one end of the through groove 560 away from the sliding cavity 510 , and a second spring 590 for pushing the pressing block 570 upward is fixedly provided between the bottom of the inner wall of the guide groove 580 and the bottom of the pressing block 570 .

[0039] Through the above structure, the pressing block 570 can be pressed down along the through slot 560 more stably. Meanwhile, the arrangement of the second spring 590 ensures that the pressing block 570 is always in a state to be pressed.

[0040] In this embodiment, a groove 330 is provided at the bottom of the opposite end of the second zipper slider body 110 and the first zipper slider body 100 , and a connecting block 230 for matching with the groove 330 is provided at the bottom of the opposite end of the first zipper slider body 100 and the second zipper slider body 110 .

[0041] Through the above structure, the positions of the first zipper head body 100 and the second zipper head body 110 can be quickly located. The positions of the first zipper head body 100 and the second zipper head body 110 can be located so that the positioning component 220 and the insertion groove 320 can be quickly aligned, and the positioning component 220 and the insertion groove 320 can also play a certain limiting role.

[0042] It is easy to understand that those skilled in the art can combine, split, reorganize, etc. the embodiments of the present application to obtain other embodiments based on one or several embodiments provided in the present application, and these embodiments do not exceed the protection scope of the present application.

[0043] The above is a schematic description of the present invention and its implementation methods, which is not restrictive. The embodiments shown are only part of the implementation methods of the present invention, and the actual structure is not limited thereto. Therefore, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the present invention, they should all fall within the protection scope of the present invention.

Claims

1. A double-opening zipper, characterized in that: The invention comprises a first zipper head body (100) and a second zipper head body (110) which are installed opposite to each other, wherein a first fastener (210) and a second fastener (310) for rotating a pull tab are fixedly provided on the top of the first zipper head body (100) and the second zipper head body (110), respectively, an insertion groove (320) is provided at the end opposite to the first fastener (210), a sliding cavity (510) is provided at the end opposite to the first fastener (210) and the second fastener (310), a locking assembly (220) for locking with the insertion groove (320) is provided inside the sliding cavity (510), a through groove (560) is provided at the top of the sliding cavity (510), and a pressing assembly for releasing the locking assembly (220) from the locking groove (320) is slidably provided inside the through groove (560).

2. A double-opening zipper according to claim 1, characterized in that: A clamping groove (410) is provided at the top of the inner wall of the plugging groove (320), and the top of the outer side of the inner wall of the plugging groove (320) is inclined inwards.

3. A double-opening zipper according to claim 1, characterized in that: The locking assembly (220) comprises a plug-in block (530) slidably disposed in the sliding cavity (510); a through opening (520) is provided at one end of the sliding cavity (510) close to the second zipper head body (110); a locking block for locking with the locking groove (410) is fixedly provided at one end of the plug-in block (530) that movably passes through the through opening (520); and a first spring (550) for pushing the plug-in block (530) upward is fixedly provided between the bottom of the plug-in block (530) and the sliding cavity (510).

4. A double-opening zipper according to claim 3, characterized in that: A baffle (540) for closing the through-opening (520) is fixedly provided at the bottom of one end of the plug-in block (530) close to the through-opening (520), and the length of the baffle (540) is greater than the distance between the bottom of the plug-in block (530) and the through-opening (520).

5. The double-opening zipper according to claim 1, characterized in that: The pressing assembly comprises a pressing block (570) slidably disposed in the through slot (560); the bottom of the pressing block (570) close to one end of the second zipper head body (110) is fixedly connected to the top of the plug-in block (530).

6. A double-opening zipper according to claim 5, characterized in that: A guide groove (580) is provided at the bottom of one end of the through groove (560) away from the sliding cavity (510), and a second spring (590) for pushing the pressing block (570) upward is fixedly provided between the bottom of the inner wall of the guide groove (580) and the bottom of the pressing block (570).

7. The double-opening zipper according to claim 1, characterized in that: A groove (330) is provided at the bottom of the opposite end of the second zipper head body (110) and the first zipper head body (100), and a connecting block (230) for matching with the groove (330) is provided at the bottom of the opposite end of the first zipper head body (100) and the second zipper head body (110).

Images