CN214047802U

CN214047802U - Novel braided bag double-end closes explosion-proof auto-lock zip fastener of tail

Info

Publication number: CN214047802U
Application number: CN202120064896.5U
Authority: CN
Inventors: 王晨
Original assignee: Yancheng Yide Plastic Packaging Co ltd
Current assignee: Yancheng Yide Plastic Packaging Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-08-27
Anticipated expiration: 2031-01-11

Abstract

The utility model discloses a novel braided bag double-end closed-tail explosion-proof self-locking zipper, which comprises a cloth belt, a zipper head, a self-locking pin and a pull tongue, wherein the zipper teeth are two-layer, the zipper head is provided with a snap ring, the middle part of the upper surface of the zipper head is provided with a base, the upper part of the base is arc-shaped, two symmetrical side check blocks are arranged on two sides of the base, the side surface of the bottom of the base is provided with a bayonet, the bayonet is a square hole, and the depth is more than 2 mm; the tail end of the upper surface of the chain head is provided with a boss, the left side surface and the right side surface of the boss are provided with arc-shaped anti-falling grooves, the boss is also provided with a sliding opening, and the sliding opening is provided with a bevel edge; the chain head upper surface is provided with the jack, and the jack is the through-hole. The self-locking pin is a shell and comprises a reset elastic sheet, a tail pin, an anti-falling sheet, a locking claw and a V-shaped sheet, wherein the reset elastic sheet is crescent. The pull tab is pulled to drive the self-locking pin to rotate, and the reset elastic sheet can enable the self-locking pin to rebound when the pull tab loses acting force. The utility model discloses have the theftproof function, avoid losing of transportation, distribution in-process goods, avoid the chain head to be slided by exogenic action and throw off.

Description

Novel braided bag double-end closes explosion-proof auto-lock zip fastener of tail

Technical Field

The utility model relates to a zip fastener technical field specifically is a novel explosion-proof auto-lock zip fastener of tail is closed to braided bag double-end.

Background

The zipper is a daily article commonly used in our lives and is widely used in various fields. Especially, on the bags, the packages and the mailbags made of zippers are matched with wear-resistant and firm woven bags, so that the packaging bag can be repeatedly used, and the waste phenomenon of industries such as express delivery is reduced.

The existing zippers are generally divided into a closed tail, an open tail, a double-open tail and a closed tail double-head double-tail system, namely an O shape, and the zippers adopted by bags are generally closed tail zippers. In the actual use process of the company, the existing zipper has the following problems:

1. the zipper teeth of the zipper are easy to damage due to collision and extrusion in the process of transporting articles;

2. under the non-artificial condition, the zipper head can slide along the zipper tape due to the pushing or pulling of goods, so that closed zipper teeth are opened, and the goods are lost;

3. in the process of goods transportation or distribution, the zipper is easy to pull and open, and the unattended operation can cause the phenomenon of loss.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a novel braided bag double-end closes explosion-proof auto-lock zip fastener of tail, through the structure of novelty, the chain tooth of solving current package class zip fastener damages easily, and the zipper strip is thrown off when not pulling the pulling tongue easily, is opened by other people's problem easily.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: novel woven bag double-end closed-tail explosion-proof self-locking zipper comprising

The zipper is characterized in that the cloth belt is woven by nylon, zipper teeth are sewn on the cloth belt, the two layers of zipper teeth are respectively positioned on the upper side edge and the lower side edge of the cloth belt,

the chain head is triangular and divided into an upper layer and a lower layer, a retaining ring is arranged above the head of the chain head, the retaining ring is positioned on the left side or the right side of the center of the chain head, one side close to the center is thickened, a through hole is formed in the center of the retaining ring, when the two chain heads are close to each other, the retaining rings are symmetrical, and the chain heads can be locked and loosened through a lock penetrating through the retaining rings; a base is arranged in the middle of the upper surface of the chain head, the upper part of the base is arc-shaped, two symmetrical side stop blocks are arranged on two sides of the base, a bayonet is arranged on the side surface of the bottom of the base, the bayonet is a square hole, and the depth is more than 2 mm; the tail end of the upper surface of the chain head is provided with a boss, the left side surface and the right side surface of the boss are provided with arc-shaped anti-falling grooves, the boss is also provided with a sliding opening, and the sliding opening is provided with a bevel edge; the upper surface of the chain head is provided with a jack which is a through hole,

the self-locking pin is a shell and comprises a reset elastic sheet, a tail pin, an anti-falling sheet, a locking claw and a V-shaped sheet, wherein the reset elastic sheet is crescent and positioned behind the self-locking pin and can be inserted into the bayonet, and the tail end of the self-locking pin is placed on the base; the two tail legs are in a protruding strip shape, are provided with inverted circles and can rotate in the grooves of the side blocking pieces; two anti-falling sheets are arranged on two sides of the front part of the self-locking pin, and the anti-falling sheets can be embedded into the anti-falling grooves; one side of the self-locking pin is provided with a locking claw which extends downwards, the locking claw is provided with a sharp corner and can penetrate through the jack to be inserted into a gap of the zipper teeth to limit the movement of the zipper head; the lower part of the self-locking pin is provided with a V-shaped sheet which is matched with the sliding port,

the pull tab is provided with a notch at the front part, the notch is arranged between the chain head and the self-locking pin, the slide opening and the V-shaped piece can be pushed by pulling the pull tab, so that the self-locking pin is driven to rotate, and the reset elastic piece can enable the self-locking pin to rebound when the pull tab loses acting force.

Furthermore, the chain head is made of metal and plated on the surface.

Furthermore, the retaining ring, the boss, the base and the side stop block are integrally processed.

Furthermore, the anti-falling groove is sunken inwards by 1-3 mm.

Further, the anti-falling sheet is triangular.

The utility model provides a novel braided bag double-end closes explosion-proof auto-lock zip fastener of tail. Compared with the prior art, the method has the following beneficial effects:

1. the novel double-end closed-tail explosion-proof self-locking zipper for the woven bag is characterized in that the zipper head is provided with laterally deviated buckles, the buckles can be matched in a pair after being locked, and after the zipper is locked, the buckles are locked through the locks, so that the novel double-end closed-tail explosion-proof self-locking zipper has an anti-theft function, and the goods are prevented from being lost in the transportation and distribution processes;

2. the utility model is provided with the self-locking pin on the zipper head, when the pull tongue is not pulled, the locking claw is inserted into the zipper teeth under the action of the reset elastic sheet, thereby avoiding the zipper head from being separated by sliding under the action of external force and losing the locking function, and when the pull tongue is pulled, the self-locking pin rotates, the locking claw moves upwards, the zipper can be normally pulled open, and the structure is more reasonable and stable;

3. the utility model discloses be provided with double chain tooth, with it complex chain head adopt metal plating, the durability is higher, life is longer.

Drawings

FIG. 1 is a schematic top view of the novel double-ended closed-end explosion-proof self-locking zipper for woven bags according to the present invention;

FIG. 2 is a schematic perspective view of the novel double-ended closed-end explosion-proof self-locking zipper for woven bags of the present invention;

FIG. 3 is a schematic perspective view of a single zipper head and a single cloth tape of the novel double-head closed-end explosion-proof self-locking zipper for woven bags of the present invention;

FIG. 4 is a schematic top view of a single zipper head of the novel double-head closed-end explosion-proof self-locking zipper for woven bags according to the present invention;

FIG. 5 is an enlarged schematic perspective view of the separation of the self-locking pins of the single zipper head of the novel double-ended closed-end explosion-proof self-locking zipper for woven bags according to the present invention;

fig. 6 is an enlarged side-view schematic diagram of the separation of the self-locking pins of the single zipper head of the novel double-head closed-tail explosion-proof self-locking zipper for the woven bag.

In the figure: 1. a cloth belt; 2. pulling the tongue; 201. hole deletion; 3. a chain head; 301. a side stop block; 302. a boss; 303. a drop-proof groove; 304. a jack; 305. a base; 306. a bayonet; 307. a sliding port; 4. a self-locking pin; 401. resetting the elastic sheet; 402. a tail leg; 403. an anti-drop sheet; 404. a locking claw; 405. v-shaped sheets; 5. a retaining ring; 6. the zipper teeth.

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.

Referring to fig. 1-3, a novel double-end closed-end explosion-proof self-locking zipper for woven bags comprises

The cloth belt 1 is woven by nylon, the cloth belt 1 is sewed with chain teeth 6, the chain teeth 6 are provided with two layers which are respectively positioned on the edges of the upper and lower side surfaces of the cloth belt 1,

the chain head 3 is triangular and divided into an upper layer and a lower layer, a snap ring 5 is arranged above the head of the chain head 3, referring to fig. 4, the snap ring 5 is positioned on the left side or the right side of the center of the chain head 3, one side close to the center is thickened, the center of the snap ring 5 is provided with a through hole, when the two chain heads 3 are close, the snap ring 5 is symmetrical, and the chain heads 3 can be locked and loosened by a lock penetrating through the snap ring 5; a base 305 is arranged in the middle of the upper surface of the chain head 3, the upper part of the base 305 is arc-shaped, two symmetrical side stoppers 301 are arranged on two sides of the base 305, a bayonet 306 is arranged on the side surface of the bottom of the base 305, the bayonet 306 is a square hole, and the depth is more than 2 mm; a boss 302 is arranged at the tail end of the upper surface of the chain head 3, arc-shaped anti-falling grooves 303 are formed in the left side surface and the right side surface of the boss 302, a sliding opening 307 is further formed in the boss 302, and the sliding opening 307 is provided with a bevel edge; the upper surface of the chain head 3 is provided with a jack 304, the jack 304 is a through hole,

referring to fig. 5 and 6, the self-locking pin 4 is a housing, and includes a reset elastic piece 401, a tail leg 402, an anti-falling piece 403, a locking claw 404, and a V-shaped piece 405, the reset elastic piece 401 is crescent-shaped, is located behind the self-locking pin 4, and can be inserted into the bayonet 306, and the tail end of the self-locking pin 4 is placed on the base 305; the two tail legs 402 are in a protruding strip shape, are rounded and can rotate in the grooves of the side blocking pieces; two anti-falling sheets 403 are arranged on two sides of the front part of the self-locking pin 4, and the anti-falling sheets 403 can be embedded into the anti-falling grooves 303; a locking claw 404 extending downwards is arranged on one side of the self-locking pin 4, and the locking claw 404 is provided with a sharp corner and can be inserted into a gap of the zipper teeth 6 through the insertion hole 304 to limit the movement of the zipper head 3; the lower part of the self-locking pin 4 is provided with a V-shaped sheet 405 which is matched with the sliding port 307,

the front part of the pull tab 2 is provided with a gap 201, the gap 201 is arranged between the chain head 3 and the self-locking pin 4, the pull tab 2 is pulled to push the sliding opening 307 and the V-shaped piece 405, so that the self-locking pin 4 is driven to rotate, and the reset elastic piece 401 enables the self-locking pin 4 to rebound when the pull tab 2 loses acting force.

In practical application, the chain head 3 is made of metal and plated on the surface.

In practical application, the retaining ring 5, the boss 302, the base 305 and the side stop block 301 are integrally machined.

In practical application, the anti-drop groove 303 is recessed inwards by 1-3 mm.

In practical applications, the anti-slip sheet 403 has a triangular shape.

The utility model discloses a working process and principle:

the utility model discloses two chain heads 3, pull tongue 2 are a set of, sew up behind package class article, and two chain heads 3 slide under the pull tongue 2 effect, and after strap 1 is closed, buckle 5 aligns, can lock the zip fastener through the lock, the emergence of preventing stealing. When the lock is not used, the chain head 3 is moved to any position, the self-locking pin 4 can be in a position parallel to the upper surface of the chain head 3 under the action of the elastic force of the reset elastic sheet 401, at the moment, the triangular locking claw 404 passes through the jack 304 and is inserted in a gap between the chain teeth 6 to limit the movement of the chain head 3, and the chain head 3 can be in any position of the cloth belt 1 and cannot slide under the action of external force except the pull tongue 2; when the pull tab 2 is pulled, because the gap 201 of the pull tab 2 is positioned between the self-locking pin 4 and the upper surface of the zipper head 3, the self-locking pin 4 is provided with the V-shaped piece 405, the boss 302 is provided with the sliding port 307, the movement of the pull tab 2 can cause the rotation of the self-locking pin 4, the pulling force exceeds the elastic force of the reset elastic piece 401, the locking claw 404 moves upwards, and the lock head can freely move on the zipper teeth 6.

The tail foot 402 at the tail end of the self-locking pin 4 is hinged in the gap of the side stop block 301, the anti-falling piece 403 is limited by the anti-falling groove 303 of the boss 302, the self-locking pin 4 is prevented from falling off, the reset elastic piece 401 acts with the bayonet 306 after the pull tongue 2 is loosened, the self-locking pin 4 rotates reversely by elasticity, and the locking claw 404 is continuously inserted into the gap of the zipper teeth 6.

The utility model discloses an installation method is, inserts bayonet socket 306 with the shell fragment 401 that resets earlier, and self-locking pin 4 is terminal to be attached to on base 305, embolias self-locking pin 4 with the scarce hole 201 of tab 2, and rethread pressing force makes anticreep piece 403 imbed anticreep groove 303, and tail foot 402 is located side dog 301 this moment, and tab 2 is located between self-locking pin 4 and the chain head 3 upper surface.

To sum up, the utility model discloses have the theftproof function, avoid losing of transportation, distribution in-process goods, avoid the chain head to be slided by exogenic action and throw off, lose the locking function, be provided with double chain tooth, life is longer.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel explosion-proof auto-lock zip fastener of tail is closed to braided bag double-end which characterized in that: comprises that

The zipper is characterized in that the cloth belt (1) is woven by nylon, the zipper teeth (6) are sewed on the cloth belt (1), the two layers of the zipper teeth (6) are respectively positioned on the edges of the upper side surface and the lower side surface of the cloth belt (1),

the chain head (3) is triangular and divided into an upper layer and a lower layer, a snap ring (5) is arranged above the head of the chain head (3), the snap ring (5) is positioned on the left side or the right side of the center of the chain head (3), one side close to the center is thickened, a through hole is formed in the center of the snap ring (5), when the two chain heads (3) are close to each other, the snap ring (5) is symmetrical, and the chain head (3) can be locked and loosened through a lock penetrating through the snap ring (5); a base (305) is arranged in the middle of the upper surface of the chain head (3), the upper part of the base (305) is arc-shaped, two symmetrical side stop blocks (301) are arranged on two sides of the base (305), a bayonet (306) is arranged on the side surface of the bottom of the base (305), the bayonet (306) is a square hole, and the depth is more than 2 mm; a boss (302) is arranged at the tail end of the upper surface of the chain head (3), arc-shaped anti-falling grooves (303) are formed in the left side surface and the right side surface of the boss (302), a sliding opening (307) is further formed in the boss (302), and the sliding opening (307) is provided with a bevel edge; the upper surface of the chain head (3) is provided with a jack (304), the jack (304) is a through hole,

the self-locking pin (4) is a shell and comprises a reset elastic sheet (401), a tail leg (402), an anti-falling sheet (403), a locking claw (404) and a V-shaped sheet (405), the reset elastic sheet (401) is crescent-shaped, is positioned behind the self-locking pin (4) and can be inserted into the bayonet (306), and the tail end of the self-locking pin (4) is placed on the base (305); the two tail legs (402) are in a protruding strip shape, are provided with inverted circles and can rotate in the grooves of the side blocking pieces; two anti-falling sheets (403) are arranged on two sides of the front part of the self-locking pin (4), and the anti-falling sheets (403) can be embedded into the anti-falling grooves (303); one side of the self-locking pin (4) is provided with a locking claw (404) extending downwards, the locking claw (404) is provided with a sharp corner and can be inserted into a gap of the zipper teeth (6) through the insertion hole (304) to limit the movement of the zipper head (3); the lower part of the self-locking pin (4) is provided with a V-shaped sheet (405) which is matched with the sliding port (307),

the pull tab (2), the front portion of the pull tab (2) is provided with a hole (201), the hole (201) is arranged between the chain head (3) and the self-locking pin (4), the pull tab (2) is pulled, the sliding opening (307) and the V-shaped piece (405) can be pushed, the self-locking pin (4) is driven to rotate, and the reset elastic piece (401) enables the self-locking pin (4) to rebound when the pull tab (2) loses acting force.

2. The novel double-end closed-tail explosion-proof self-locking zipper for the woven bags according to claim 1, is characterized in that: the chain head (3) is made of metal and plated on the surface.

3. The novel double-end closed-tail explosion-proof self-locking zipper for the woven bags according to claim 1, is characterized in that: the retaining ring (5), the boss (302), the base (305) and the side stop block (301) are integrally processed.

4. The novel double-end closed-tail explosion-proof self-locking zipper for woven bags according to claim 2, is characterized in that: the anti-falling groove (303) is sunken inwards by 1-3 mm.

5. The novel double-end closed-tail explosion-proof self-locking zipper for woven bags according to any one of claims 1 to 4, characterized in that: the anti-falling sheet (403) is triangular.