CN211354117U - Double-opening zipper - Google Patents

Abstract

The utility model discloses a double-open zipper, which comprises a zipper head comprising a first zipper head body and a second zipper head body; the first chuck body is provided with a first lock catch, and the second chuck body is provided with a second lock catch which is used for locking with the first lock catch when the tail part of the first chuck body and the tail part of the second chuck body are aligned; the bolt part of the zipper tooth is provided with a blocking part which is protruded towards one side and used for separating the first lock catch and the second lock catch when the bolt part is completely inserted into the first pull head body and the second pull head body. The double-open zipper realizes the relative fixation of the first zipper head body and the second zipper head body through the first lock catch and the second lock catch, and avoids the mutual dislocation of the first zipper head body and the second zipper head body when the bolt part is inserted into the first zipper head body and influences the use of the bolt part; the bolt part is further ensured to be inserted in place by combining the blocking part, so that unlocking is realized, the phenomena of difficulty in lifting, dislocation of zipper tooth clamps, unsmooth pulling and closing, cloth edge clamping and the like caused by incomplete insertion in place of the bolt part are avoided, and the normal clamping of the double-open zipper is further ensured.

Description

Double-opening zipper

Technical Field

The utility model relates to a zip fastener field especially relates to a two zippers that open.

Background

With the development of human socioeconomic and scientific technology, zippers are absolutely one of indispensable accessories as design features and aesthetic characteristics of functional connection, surface decoration, structural design and accessory design in modern dress design.

During the use process of the zipper, the zipper needs to be matched with the inserted pin at the end part of the zipper element through the pull head to realize the zipper closing function. Two division zip fasteners that use at present on the market because two pull heads alternate segregation appear easily when inserting two pull heads with the bolt in proper order the phenomenon that the counterpoint is inaccurate, the bolt is inserted not in place, and then lead to playing to draw the problem such as difficulty, card dislocation, draw to close the card pause, draw to close not in place, card selvedge, seriously influence consumer's use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a two zippers that open are convenient for insert two pull heads with the bolt of chain tooth accurately in, can also ensure that the bolt inserts and targets in place to avoid the zip fastener to take place to play phenomenons such as draw difficulty, chain tooth card dislocation, draw and close the card pause, card selvedge.

In order to achieve the above object, the present invention provides a double-open slide fastener, comprising a slider including a first slider body and a second slider body; the first puller body is provided with a first lock catch, and the second puller body is provided with a second lock catch used for locking with the first lock catch when the tail of the first puller body and the tail of the second puller body are aligned;

the bolt part of the zipper tooth is provided with a blocking part which protrudes towards one side and is used for separating the first lock catch and the second lock catch when the bolt part is completely inserted into the first pull head body and the second pull head body.

Preferably, the blocking part is connected to the plug pin part through a guide rail groove; the guide rail groove is embedded into the channel of the side wall at the same side of the first pull head body and the second pull head body so as to guide the blocking part to slide along the outer side of the side wall.

Preferably, the first lock catch is arranged on the first bottom plate side of the first head body, the second lock catch is arranged on the second bottom plate side of the second head body, and the first lock catch is pressed on the second lock catch downwards.

Preferably, the blocking part is provided with a first arc surface for jacking the first lock catch; and/or the presence of a gas in the gas,

an unlocking part is arranged at one end of the first lock catch, which is far away from the side of the first bottom plate; the unlocking part is provided with a second arc surface which is protruded towards the first bottom plate side and used for enabling the blocking part to be attached and slide so as to realize jacking.

Preferably, the second catch includes an upwardly projecting hook portion; the first lock comprises an elastic clamping part, one end of the elastic clamping part is fixed on the side of the first bottom plate, and the other end of the elastic clamping part is used for being suspended above the hook part when the tails of the first pull head body and the second pull head body are aligned.

Preferably, one end of the elastic clamping part, which is far away from the first bottom plate side, is provided with a through hole for sleeving and buckling the hook part when the elastic clamping part is pressed downwards.

Preferably, an inner wall of one side of the through hole, which is far away from the first bottom plate side, is provided with an inclined surface.

Preferably, one end of the elastic clamping part close to the first bottom plate side is provided with a smoothly transitive connecting surface.

Preferably, the stopper includes a first stopper protruding toward the bottom surfaces of the first and second head bodies and a second stopper protruding away from the bottom surfaces of the first and second head bodies.

Preferably, the bolt part comprises a first bolt and a second bolt which are respectively arranged on the two zipper teeth; the two ends of the chain tooth provided with the first bolt are respectively provided with the blocking parts.

Compared with the prior art, the utility model provides a two divisions of zip fasteners include pull head and chain tooth. The zipper head comprises a first zipper head body and a second zipper head body, when the double-opening zipper is closed, the tail part of the first zipper head body is aligned with the tail part of the second zipper head body, the plug pin part of the zipper teeth is inserted into the head part of the second zipper head body from the head part of the first zipper head body, and then the zipper teeth are closed by utilizing the first zipper head body and the second zipper head body.

The utility model provides a first head body is equipped with first hasp, and the second head body is equipped with the second hasp, and when the afterbody of first head body and the afterbody of second head body align, first hasp lock fits the second hasp, realizes the relatively fixed of first head body and second head body.

The utility model provides a bolt portion is equipped with towards the bellied stop part in one side, inserts the back completely from first end body and the second end body of relative fixation when bolt portion, and stop part moves to first hasp department and separation along first end body and second end body first hasp and second hasp realize the unblock.

To sum up, the dual-open zipper provided by the utility model realizes the relative fixation of the first zipper head body and the second zipper head body through the first lock catch and the second lock catch on one hand, and avoids the mutual dislocation of the first zipper head body and the second zipper head body in the process of inserting the plug pin part into the first zipper head body and the second zipper head body, which affects the use of the plug pin part; on the other hand, the first lock catch and the second lock catch are unlocked by combining the blocking part. Because the blocking part can separate the first lock catch and the second lock catch only when the first pull head body and the second pull head body are completely inserted, the first lock catch and the second lock catch are unlocked by the blocking part, the plug pin part can be installed in place, the phenomena of difficult lifting, dislocation of zipper tooth clamps, unsmooth pulling, cloth edge clamping and the like caused by the fact that the plug pin part is not completely inserted in place are avoided, and the normal clamping of the double-open zipper is further ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of a double-open zipper according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is a schematic structural diagram of a first chuck body according to an embodiment of the present invention;

FIG. 4 is a front view of FIG. 3;

FIG. 5 is a bottom view of FIG. 3;

FIG. 6 is a right side view of FIG. 3;

fig. 7 is a schematic structural view of a plug portion in a first direction according to an embodiment of the present invention;

fig. 8 is a schematic structural view of the plug portion in a second direction according to the embodiment of the present invention;

FIG. 9 is a front view of FIG. 8;

FIG. 10 is a front view of FIG. 8;

FIG. 11 is a right side view of FIG. 8;

fig. 12 is a schematic structural view of the double-open zipper according to the embodiment of the present invention in the first direction when the double-open zipper is locked;

fig. 13 is a schematic structural view of the double-open zipper in the first direction when unlocking according to the embodiment of the present invention;

fig. 14 is a schematic structural view of the double-open zipper according to the embodiment of the present invention in the second direction when the double-open zipper is locked;

fig. 15 is a schematic structural view of the double-open zipper in the second direction when unlocking according to the embodiment of the present invention.

The locking device comprises a base, a locking part, a guide rail groove, a locking part and a locking part, wherein the locking part comprises 1-a first pull head body, 10-the side of a first base plate, 11-a connecting surface, 12-an elastic clamping part, 13-a through hole, 14-an unlocking part, 141-a second arc surface, 15-an inclined surface, 2-a plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 15, fig. 1 is a schematic structural view of a double-open zipper according to an embodiment of the present invention; FIG. 2 is an exploded view of FIG. 1; fig. 3 is a schematic structural diagram of a first chuck body according to an embodiment of the present invention; FIG. 4 is a front view of FIG. 3; FIG. 5 is a bottom view of FIG. 3; FIG. 6 is a right side view of FIG. 3; fig. 7 is a schematic structural view of a plug portion in a first direction according to an embodiment of the present invention; fig. 8 is a schematic structural view of the plug portion in a second direction according to the embodiment of the present invention; FIG. 9 is a front view of FIG. 8; FIG. 10 is a front view of FIG. 8; FIG. 11 is a right side view of FIG. 8; fig. 12 is a schematic structural view of the double-open zipper according to the embodiment of the present invention in the first direction when the double-open zipper is locked; fig. 13 is a schematic structural view of the double-open zipper in the first direction when unlocking according to the embodiment of the present invention; fig. 14 is a schematic structural view of the double-open zipper according to the embodiment of the present invention in the second direction when the double-open zipper is locked; fig. 15 is a schematic structural view of the double-open zipper in the second direction when unlocking according to the embodiment of the present invention.

The utility model provides a two divisions of zip fasteners, including first zip fastener body 1 and second zip fastener body 3, still including setting up in the stop part 22 of the plug pin portion 2 one side of chain tooth.

The tail part of the first pull head body 1 is opposite to the tail part of the second pull head body 3, and the zipper teeth can be opened and closed in a bidirectional mode. The first chuck body 1 is provided with a first lock catch, the second chuck body 3 is provided with a second lock catch, when the tail part of the first chuck body 1 and the tail part of the second chuck body 3 are jointed and aligned, the first lock catch and the second lock catch are locked, so that the first chuck body 1 and the second chuck body 3 are relatively fixed.

The stopping part 22 protrudes towards one side relative to the zipper teeth, when the plug pin part 2 is completely inserted into the locked first and second puller bodies 1 and 3, the first lock catch and the second lock catch are separated, and the first puller body 1 and the second puller body 3 are separated from each other.

The blocking portion 22 may separate the first locking device and the second locking device by pulling the first locking device and the second locking device apart, for example, when the first locking device is hooked on the second locking device parallel to the end surface of the second tab body 3, and the plug pin portion 2 is fully inserted into the first tab body 1 and the second tab body 3, the blocking portion 22 hooks the first locking device or the second locking device from the side surface of any tab, so that the first locking device is sprung open relative to the second locking device; or alternatively, the first lock catch may be ejected from the top of the second lock catch, for example, the first lock catch is pressed and fastened to the second lock catch downward toward the end surface of the second bit body 3, and when the plug pin portion 2 is fully inserted into the first bit body 1 and the second bit body 3, the blocking portion 22 contacts the first lock catch from the bottom of the first lock catch and ejects the first lock catch, so that the first lock catch is ejected relative to the second lock catch.

No matter which arrangement is adopted, the blocking part 22 can realize the separation of the first lock catch and the second lock catch only when the plug pin part 2 is completely inserted into the first chuck body 1 and the second chuck body 3.

To sum up, the double-open zipper provided by the utility model fixes the relative positions of the first zipper head body 1 and the second zipper head body 3 through the first lock catch and the first lock catch, so that the plug pin part 2 can be conveniently inserted into the first zipper head body 1 and the second zipper head body 3; combining the blocking part 22 connected with the plug pin part 2, separating the first lock catch and the second lock catch when the plug pin part 2 is completely inserted into the first pull head body 1 and the second pull head body 3 by the blocking part 22, and separating the first pull head body 1 and the second pull head body 3 to independently pull the first pull head body 1 or the second pull head body 3; and secondly, the plug pin part 2 is ensured to be inserted in place, and two chain teeth for meshing are aligned, so that the phenomena of difficult lifting and pulling, malposition of the chain teeth, unsmooth pulling and clamping, cloth edge clamping and the like are avoided.

The double-open zipper provided by the present invention will be further described with reference to the accompanying drawings and embodiments.

In the process of inserting the plug pin part 2 into the first and second bit bodies 1 and 3, the stopper 22 moves along with the plug pin part 2, that is, the stopper 22 slides relative to the first and second bit bodies 1 and 3, so that the plug pin part slides from the head of the first bit body 1 to the tail of the first bit body 1, then enters the tail of the second bit body 3 from the tail of the first bit body 1, and finally slides to the head of the second bit body 3. In this process, the pin portion 2, which is in the same plane as the fastener element, slides in the cavity of the first bit body 1 and the cavity of the second bit body 3, and the stopper portion 22 slides outside the side surface of the first bit body 1 and outside the side surface of the second bit body 3.

In order to ensure that the blocking part 22 can slide to the locking position of the first lock catch and the second lock catch according to a preset track, a guide rail groove 23 is arranged between the blocking part 22 and the plug pin part 2, the plug pin part 2 is positioned in the cavities of the first bit body 1 and the second bit body 3, and the guide rail groove 23 passes through the occlusion port on the side surface of the first bit body 1 and the occlusion port on the side surface of the second bit body 3, so that the blocking part 22 slides outside the cavity.

Since the occlusion port on the side of the first pull head body 1 and the occlusion port on the side of the second pull head body 3 are aligned and relatively fixed, the sliding of the guide rail groove 23 along the occlusion port has a fixed track, and correspondingly, the blocking portion 22 also has a fixed track relative to any pull head, ensuring that the blocking portion 22 will inevitably contact with the first lock catch or the second lock catch when the plug pin portion 2 is inserted in place, thereby separating the first lock catch and the second lock catch.

For the guide rail groove 23, the stopper 22 may include a first stopper 221 and a second stopper 222, the first stopper 221 and the second stopper 222 are oppositely oriented, and the guide rail groove 23 is formed between the plug pin part 2 and the first stopper 221 and the second stopper 222. The first stopper 221 projects toward the bottom surface of either slider, i.e., toward the first bottom plate side 10 of the first slider body 1 and the second bottom plate side 30 of the second slider body 3, and the second stopper 222 projects toward the top surface of either slider, i.e., away from the first bottom plate side 10 and the second bottom plate side 30.

The first and second latches disposed on the top surfaces of the first and second slider bodies 1 and 3 can be unlocked through the second blocking portion 222, which is equivalent to operating the first and second latches on the front surface of the slide fastener, and conversely, the first and second latches disposed on the bottom surfaces of the first and second slider bodies 1 and 3 can be unlocked through the first blocking portion 221, which is equivalent to operating the first and second latches on the back surface of the slide fastener. The latter is more common in view of the structure of the pull tab and the like.

The utility model provides a two concrete implementation modes of opening zip fastener, this two first hasps of opening zip fastener press down in the second hasp, and when stop part 22 slided first hasp and second hasp closure department, stop part 22 jack-up first hasp realizes the separation of first hasp and second hasp. For example, in order to avoid the tab mounting portion, the first lock is disposed on the first bottom plate side 10 of the first head body 1, the second lock is disposed on the second bottom plate side 30 of the second head body 3, and the first lock is disposed right above the second lock and pressed toward the second bottom plate side 30, so that the first lock moves downward to contact and engage with the second lock.

It should be noted that, in the above embodiments, specifically, the direction from the bottom surface to the top surface of any slider, pressing down the first latch provided on the first bottom plate side 10 means pressing toward the first bottom plate side 10.

The blocking portion 22 may be provided with a first circular arc surface 2211. When the stopper 22 moves along the side surfaces of the first head body 1 and the second head body 3, the first circular arc surface 2211 is convex toward the first bottom plate side 10 and the second bottom plate side 30, and the first circular arc surface 2211 is higher than the second bottom plate side 30. As the blocking portion 22 gradually approaches the first locking device buckled on the second locking device, the curved edge of the first arc surface 2211 smoothly contacts the lower end surface of the first locking device to jack up the first locking device, so as to unlock the first locking device. The shape of the first arc surface 2211 enables the blocking portion 22 to slide stably to the lower end face of the first lock catch, so that contact dislocation between the blocking portion 22 and the first lock catch due to external factors is avoided, and the probability of breakage and breakage of the plug pin portion 2 is reduced. The blocking portion 22 with the first arc surface 2211 may be disposed in a peak-shaped structure.

The end of the first lock catch remote from the first floor side 10 is provided with an unlocking portion 14. The unlocking part 14 is adjacent to the part of the first lock catch for pressing the second lock catch, when the first lock catch is pressed on the second lock catch, the unlocking part 14 is parallel to the second bottom plate side 30 and extends towards the side surface of the second bottom plate side 30, in other words, the unlocking part 14 is suspended above the side surface of the second chuck body 3 when the first lock catch and the second lock catch are locked, and when the blocking part 22 slides to be right below the unlocking part 14, the blocking part 22 jacks up the unlocking part 14 to realize unlocking. In order to improve the unlocking effect, the unlocking portion 14 has a second arc surface 141, and the second arc surface 141 is suspended to protrude toward the first floor side 10 and the second floor side 30, that is, to protrude downward, so as to be easily brought into contact with the stopper 22 sliding right below the unlocking portion 14.

The first arc surface 2211 and the second arc surface 141 may be provided together or may be provided separately.

To facilitate the connection of the first and second latches, the first latch includes an elastic engaging portion 12, and the second latch includes a hook portion 31 fixed to the second chassis side 30 and protruding upward with respect to the second chassis side 30. One end of the elastic clamping part 12 is fixed on the first bottom plate side 10, the second end of the elastic clamping part 12 is suspended above the hook part 31 when the tails of the first lock catch and the second lock catch are aligned, and a user presses the second end of the elastic clamping part 12 downwards to enable the second end of the elastic clamping part 12 to be in contact with and connected with the hook part 31.

Further, a second end of the elastic engaging portion 12, i.e., an end away from the first chassis side 10, is provided with a through hole 13 for engaging the hook portion 31 when pressed downward. The through hole 13 is sleeved on the periphery of the hook part 31, extrusion is generated between the inner wall of the through hole 13 and the outer wall of the hook part 31, especially, the inner wall of the through hole 13 facing to the first head body 1 generates pulling force on the outer wall of the hook part 31 far away from the first head body 1, and it is ensured that the elastic clamping part 12 cannot automatically separate from the hook part 31.

In the above embodiment, the inner wall of the through hole 13 away from the first bottom plate 10 is provided with the inclined surface 15, and when the through hole 13 is fastened on the outer periphery of the hook portion 31, the contact surface of the inclined surface 15 with the hook portion 31 is smaller than a plane, so that the blocking portion 22 can push up the elastic engaging portion 12.

One end of the elastic clamping part 12 close to the first bottom plate side 10 is provided with a smoothly transiting connection surface 11, and the connection surface 11 extends upwards from the first bottom plate side 10 to the tail part of the first chuck body 1, which is beneficial to improving the service life of the elastic clamping part 12 and is convenient for a user to press.

In the above embodiment, during the closing process of the double-open zipper, the second zipper head body 3 is located at the end of the double-open zipper, the blocking portion 22 is correspondingly configured as the end of the zipper teeth, and the blocking portion 22 inserted and slid to the tail of the second zipper head body 3 opens the first lock catch and the second lock catch, so as to achieve unlocking.

In addition, in order to improve the use effect, the utility model provides a two-way use can be supplied to the chain tooth of opening the zip fastener. Specifically, the double-opening zipper comprises two zipper teeth which are used for being meshed with each other, a first bolt 20 and a second bolt 21 which are arranged at the end parts of the two zipper teeth on the same side are matched for use, and the zipper teeth provided with the second bolt 21 are always connected to a first zipper head body 1 and a second zipper head body 3; both ends of the fastener element provided with the first pin 20 are provided with blocking portions 22, respectively. The zipper element can be inserted into the head of the second head body 3 from the head of the first head body 1, and can also be inserted into the head of the first head body 1 from the head of the second head body 3, so that bidirectional use is realized.

The above is a detailed introduction to the double-open zipper provided by the utility model. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. A double-open zipper comprises a slider and zipper teeth, and is characterized in that the slider comprises a first slider body (1) and a second slider body (3); the first chuck body (1) is provided with a first lock catch, and the second chuck body (3) is provided with a second lock catch which is used for being locked with the first lock catch when the tail part of the first chuck body (1) and the tail part of the second chuck body (3) are aligned;

the plug pin part (2) of the zipper tooth is provided with a blocking part (22) which protrudes towards one side and is used for separating the first lock catch and the second lock catch when the plug pin part (2) is completely inserted into the first pull head body (1) and the second pull head body (3).

2. The double open zipper according to claim 1, wherein the blocking portion (22) is connected to the plug pin portion (2) through a guide rail groove (23); the guide rail groove (23) is embedded into the channel of the side wall at the same side of the first pull head body (1) and the second pull head body (3) so as to guide the blocking part (22) to slide along the outer side of the side wall.

3. The double open slide fastener according to any one of claims 1 or 2, wherein the first lock is provided on a first base plate side (10) of the first slider body (1), and the second lock is provided on a second base plate side (30) of the second slider body (3), and the first lock is pressed downward against the second lock.

4. The double-open zipper according to claim 3, wherein the blocking portion (22) is provided with a first circular arc surface (2211) for jacking up the first locking catch; and/or the presence of a gas in the gas,

an unlocking part (14) is arranged at one end of the first lock catch, which is far away from the first bottom plate side (10); the unlocking part (14) is provided with a second circular arc surface (141) which is protruded towards the first bottom plate side (10) and used for enabling the blocking part (22) to be attached and slide so as to realize jacking.

5. The double zipper of claim 3, wherein the second shackle comprises an upwardly projecting hook portion (31); the first lock catch comprises an elastic clamping part (12), one end of the elastic clamping part (12) is fixed to the first bottom plate side (10), and the other end of the elastic clamping part is used for being suspended above the hook part (31) when the tail parts of the first pull head body (1) and the second pull head body (3) are aligned.

6. The double open slide fastener according to claim 5, wherein the end of the resilient engaging part (12) remote from the first bottom plate side (10) is provided with a through hole (13) for hitching the hook part (31) when pressed downward.

7. Double zipper according to claim 6, wherein the inner wall of the through hole (13) at the side remote from the first bottom plate side (10) is provided with a bevel (15).

8. Double zipper according to claim 5, characterised in that the end of the resilient catch (12) close to the first bottom panel side (10) is provided with a smoothly transitioning attachment surface (11).

9. The double open slide fastener according to claim 1 or 2, wherein the blocking portion (22) comprises a first blocking portion (221) to protrude toward the bottom surfaces of the first and second tab bodies (1, 3) and a second blocking portion (222) to protrude away from the bottom surfaces of the first and second tab bodies (1, 3).

10. The double-opening zipper according to claim 1 or 2, wherein the plug pin portion (2) comprises a first plug pin (20) and a second plug pin (21) respectively arranged on the two zipper teeth; the two ends of the zipper teeth provided with the first bolt (20) are respectively provided with the blocking parts (22).

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