CN223291471U

CN223291471U - A zipper sealed compression bag

Info

Publication number: CN223291471U
Application number: CN202422883917.2U
Authority: CN
Inventors: 钟家栋
Original assignee: Shenzhen Zelin Innovation Technology Co ltd
Current assignee: Shenzhen Zelin Innovation Technology Co ltd
Priority date: 2024-11-26
Filing date: 2024-11-26
Publication date: 2025-09-02
Anticipated expiration: 2034-11-26

Abstract

The present invention relates to the technical field of compression bags, and in particular to a zipper-sealed compression bag, comprising: a bag body having an opening; a zipper assembly comprising a zipper head and zipper teeth, the zipper teeth being sewn to either side of the opening, the zipper head being used to engage or disengage the zipper teeth to close or open the opening; and an inner sealing structure located at the opening and closer to the inner cavity of the bag body than the zipper assembly, the inner sealing structure being used to seal the opening with an interference fit after closure. In the present invention, the bag body is made of Oxford cloth, with a TPU film coated or laminated on the interior. The Oxford cloth is relatively wear-resistant, thus providing good durability for the bag body, and the inner sealing structure ensures good sealing performance.

Description

Zipper sealing compression bag

Technical Field

The utility model relates to the technical field of compression bags, in particular to a zipper sealing compression bag.

Background

In daily life, some articles such as clothes need to be packed in a compressed mode, the articles are often packed in a compressed bag/vacuum bag, and air in the bag is discharged through a vacuum suction port through a manual or vacuum cleaner after the articles are sealed, so that the purpose of vacuum preservation and the compression effect are achieved.

At present, most of the compression bags are made of plastic materials, and are affected by the materials, so that the wear resistance is relatively poor, and the compression bags are easily damaged due to careless scraping. And the opening is generally sealed by mutually clamping the hard sealing strips, and a small gap exists at the sealing position, so that air is easy to enter from the sealing position, and the problems of poor air tightness and the like are solved.

Disclosure of utility model

The utility model aims to provide a zipper sealing compression bag, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a zipper sealed compression bag comprising:

the bag body is provided with an opening;

The zipper assembly comprises zipper heads and zipper teeth, wherein the zipper teeth are respectively sewn on two sides of the opening, and the zipper heads are used for mutually biting or loosening the zipper teeth so as to enable the opening to be closed or opened;

An inner sealing structure which is positioned at the opening and is close to the inner cavity of the bag body compared with the zipper component,

The inner sealing structure is used for sealing the opening in an interference fit mode after the opening is closed and can be released when the opening is opened.

Further, the inner sealing structure comprises sealing strips, the sealing strips are located on two sides of the opening, and the lower face of the zipper head is provided with a sliding block with a groove, and the sealing strips on the two sides are flexibly clamped with each other in an interference fit mode.

Further, one of the sealing strips is provided with an elastic raised line along the trend of the long edge of the sealing strip, and the other sealing strip is provided with a groove matched with the raised line for clamping the raised line.

Further, the diameter of the raised strips is slightly larger than the groove opening of the groove.

Further, the open bag body comprises two layers, namely an outer layer sewn with the zipper teeth and an inner layer sewn with the sealing strip.

Further, one end of the opening is provided with a sealing piece which is consistent with the shape and the size of the inner guide post of the zipper head.

Further, the length of the sealing strip is slightly shorter than that of the zipper teeth, and two ends of the sealing strip are adhered together.

Further, the bag body is made of oxford, the TPU film is attached to the inside of the bag body, and the positioning module is integrated at one corner of the bag body.

Further, the bag body is reserved with an air valve, the air valve comprises a valve seat and a valve core arranged on the valve seat, and the valve core is matched with the valve seat in a sliding manner and is used for sealing the bag body with the outside.

Further, the top of disk seat has a top gas port, the disk seat has the inner chamber, has the interval between inner chamber and the top gas port, and the disk seat that is located the inner chamber bottom has a bottom gas port, the case includes the support section and is located the end cover portion at support section top and is located the first shutoff portion of support section bottom, the support section runs through the interval, and the end cover portion has the second shutoff portion, have on the interval with second shutoff portion complex logical groove, have the air flue between first shutoff portion and the inner chamber.

Compared with the prior art, the utility model has the beneficial effects that:

The bag body is made of oxford, and the inner coating/laminating TPU film oxford is wear-resistant, so that good durability is provided for the bag body, and the opening can be sealed at the same time when the opening is closed through the zipper assembly. Through interior seal structure, with the mode of interference fit with the opening after the opening closure, can effectively avoid the opening to open after the evacuation to the bag body, ensure sealing place zero clearance, have good leakproofness, make the bag body have good leakproofness.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

FIG. 2 is an outside schematic view of the zipper assembly of the present utility model.

FIG. 3 is an inside schematic view of the zipper assembly of the present utility model.

FIG. 4 is a schematic view of the zipper assembly of the present utility model mated with a sealing strip.

Fig. 5 is a side view schematic of fig. 4 in accordance with the present utility model.

FIG. 6 is a schematic view of the zipper assembly of the present utility model mated with a sealing strip.

FIG. 7 is a schematic view of the internal initial state of the air valve according to the present utility model.

FIG. 8 is a schematic view of the valve element of FIG. 7 moving relative to a valve seat in accordance with the present utility model.

In the figure, the bag body comprises a 1-bag body, a 2-zipper assembly, a 3-zipper tooth, a 4-zipper head, a 5-slider, a 6-outer layer, a 7-sealing strip, an 8-inner layer, a 9-raised strip, a 10-groove, an 11-sealing piece, a 12-air valve, a 13-opening, a 14-valve seat, a 15-valve core, a 16-supporting section, a 17-end cover part, a 18-first blocking part, a 19-second blocking part, a 20-inner cavity, a 21-through groove, a 22-top air port, a 23-bottom air port, a 24-bottom blocking part, a 25-air passage, a 26-interval, a 27-boss and a 28-groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the terms "upper end," "lower end," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like indicate an azimuth or a positional relationship based on that shown in the drawings, merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "sleeved," "connected," and the like are to be construed broadly, and include, for example, "connected," either permanently or detachably, or integrally, mechanically or electrically, or directly or indirectly, or through an intermediary, and may be in communication with the interior of two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 8, the present utility model provides a technical solution:

a zipper sealed compression bag comprising:

The bag body 1 is provided with an opening 13;

A zipper assembly 2, wherein the zipper assembly 2 comprises zipper heads 4 and zipper teeth 3, the zipper teeth 3 are respectively sewn on two sides of the opening 13, and the zipper heads 4 are used for mutually meshing or loosening the zipper teeth 3 so as to enable the opening 13 to be closed or opened;

An inner sealing structure which is positioned at the opening 13 and is close to the inner cavity of the bag body 1 compared with the zipper assembly 2,

The inner seal structure is used for sealing the opening 13 in an interference fit manner after the opening 13 is closed and releasing the seal when the opening 13 is opened.

Specifically, the inner sealing structure comprises sealing strips 7, the sealing strips 7 are located at two sides of the opening 13, and the sliding blocks 5 with grooves 28 are arranged below the zipper heads 4 and used for flexibly clamping the sealing strips 7 at two sides with each other in an interference fit mode. One of the sealing strips 7 is provided with an elastic raised strip 9 along the direction of the long side of the sealing strip 7, and the other sealing strip 7 is provided with a groove 10 matched with the raised strip 9 for clamping the raised strip 9. The diameter of the convex strip 9 is slightly larger than the groove opening of the concave groove 10.

According to the utility model, the bag body 1 is made of 300D oxford, the TPU film with the thickness of 0.05mm is coated/attached inside, and the oxford is wear-resistant, so that good durability is provided for the bag body 1, the size of the compression bag can be set according to practical conditions, for example, 50cm multiplied by 70cm multiplied by 90cm, and a certain amount of clothes can be loaded. The TPU film can play the roles of water resistance and moisture resistance. By using the zipper assembly 2, the opening 13 of the bag body 1 can be closed and opened, and the internal articles can be effectively protected.

In the present utility model, the opening 13 can be sealed at the same time when the opening 13 is closed by the fastener assembly 2. As shown in fig. 4 and 6, when the slider 4 is pulled, the slider 5 with the groove 28 is also driven, and the slider 5 is clamped with the two sealing strips 7 in advance, so that the two sealing strips 7 pass through the groove 28 of the slider 5 and can be extruded by the slider 5, and are close to each other to realize clamping. Because the two sealing strips 7 are closer to the opening 13 and are positioned on the inner side and are closer to the bag cavity of the bag body 1 than the zipper head 4, on one hand, the two sealing strips 7 can be clamped and maintain good sealing performance, and on the other hand, the two sealing strips 7 (and the inner layer 8) can be protected.

According to the utility model, when the two sealing strips 7 are clamped by the sliding blocks 5, the convex strips 9 can be clamped and matched with the grooves 10 in the process, and the diameters of the convex strips 9 are slightly larger than the groove openings of the grooves 10, so that the two sealing strips 7 are clamped in an interference fit mode, the two sealing strips 7 can be effectively prevented from being separated after the bag body 1 is vacuumized, no gap at the sealing position can be ensured, good sealing performance/air tightness can be realized, and the bag body 1 has good sealing performance.

Specifically, the bag body 1 of the opening 13 includes two layers, namely an outer layer 6 sewn with the zipper teeth 3 and an inner layer 8 sewn with the sealing strip 7. One end of the opening 13 has a seal 11 conforming to the shape and size of the inner post of the slider 4. The length of the sealing strip 7 is slightly shorter than the length of the zipper teeth 3, and the two ends of the sealing strip 7 are adhered together.

According to the utility model, as shown in fig. 4, the outer layer 6 is sewn with the zipper teeth 3, and the inner layer 8 is sewn with the sealing strip 7, so that an inner layer and an outer layer are formed, the outer layer is a movable space of the zipper head 4, and the inner layer is a movable space of the sliding block 5. It should be noted that, when the slider 5 is used to clamp the two sealing strips 7, so as to seal the opening 13, and then the zipper head 4 is pulled open again, the slider 5 can return along the original path, but the two sealing strips 7 are still in the clamped and closed state, the bag body 1 needs to be first inflated, and then a certain pulling force is applied to pull the two sealing strips 7 to each other, so that the raised strip 9 is pulled out from the groove 10, and the opening can be opened.

According to the utility model, after the two sealing strips 7 are clamped by the sliding blocks 5, the convex strips 9 can be clamped with the grooves 10, so that the opening 13 is sealed, and when the bag body 1 is pumped out to store articles, the sealing (the opening 13) can be folded or bent, and good air tightness can be ensured.

In the present utility model, as shown in fig. 3 and 5, both ends of two sealing strips 7 are stuck together, and the length of the sealing strip 7 is slightly shorter than that of the zipper teeth 3, so that the purpose of this is to avoid that the opening 13 is not completely sealed by the two sealing strips 7 after the slider 4 is completely pulled in place. The length d of the sealing strip 7 corresponds to the length of the opening 13. The sealing strip 7 may be made of TPU, TPE, silica gel, or the like.

According to the utility model, the sealing element 11 can be well matched with the bottom plane of the T-shaped zipper head 4 and the inner guide post, one end corresponding to the sealing element 11 is provided with a zipper sealing head (not shown in the figure), and the tightness of the two ends is ensured when the zipper is closed.

Alternatively, the positioning module is integrated in a corner of the bag 1. Through apple my Find function, embedded positioning module (global positioning system module) in the bag for the user can be through the position of cell-phone application real-time location compression bag, has increased the function of preventing losing. A mobile terminal, such as an iPhone (apple phone), connected to the user via bluetooth uses the my Find application of apple for positioning. Greatly facilitating the retrieval of the lost compression bag by the user.

Specifically, the air valve 12 is reserved in the bag body 1, the air valve 12 comprises a valve seat 14 and a valve core 15 arranged on the valve seat 14, and the valve core 15 is in sliding fit with the valve seat 14 for sealing the bag body 1 with the outside. The top of the valve seat 14 is provided with a top air port 22, the valve seat 14 is provided with an inner cavity 20, a space 26 is arranged between the inner cavity 20 and the top air port 22, the valve seat 14 at the bottom of the inner cavity 20 is provided with a bottom air port 23, the valve core 15 comprises a supporting section 16, an end cover part 17 at the top of the supporting section 16 and a first blocking part 18 at the bottom of the supporting section 16, the supporting section 16 penetrates through the space 26, a second blocking part 19 is arranged below the end cover part 17, a through groove 21 matched with the second blocking part 19 is arranged on the space 26, and an air passage 25 is arranged between the first blocking part 18 and the inner cavity 20. Also at the bottom of the cavity 20 is a bottom closure 24, and the bottom side of the first closure 18 has a boss 27 that mates with the bottom closure 24. The top gas port 22 has an opening diameter larger than the end cap portion 17 and a depth of the top gas port 22 larger than the thickness of the end cap portion 17, and the top gas port 22 is further provided with a plug (not shown in the figure).

According to the utility model, after a proper amount of clothes are put into the bag body 1, then the opening 13 is sealed, the bag body 1 needs to be vacuumized after the sealing, at the moment, the air suction pipeline of the air suction device is inserted into the top air port 22 and screwed up for air suction, the valve core 15 moves upwards under the action of suction force during air suction, so that the second blocking part 19 is separated from the through groove 21, meanwhile, the first blocking part 18 is separated from the bottom air port 23, the sealing of the bottom air port 23 is released, and the boss 27 is separated from the bottom blocking part 24, so that the sealing of 3 channels is released, and the air in the bag body 1 can enter the air channel 25 from the bottom air port 23 and finally be pumped out from the top air port 22 through the through groove 21, so that the air in the bag body 1 is pumped out. When the air suction is completed, the valve core 15 is forced to move downwards because the pressure inside the bag body 1 is higher than the external pressure, and the inner diameter of the through groove 21 is set to be larger at the upper part and smaller at the lower part, so that when the second blocking part 19 moves downwards to the position matched with the space 26, the position is stopped and cannot move downwards any more, the second blocking part 19 is tightly connected with the through groove 21, meanwhile, the bottom blocking part 24 is resealed with the boss 27, the first blocking part 18 and the bottom air port 23, the end cover part 17 does not protrude out of the top air port 22, the closed air valve 12 does not have any protrusion, and the bag body 1 is prevented from being punctured or broken by the protrusion and other unexpected situations. The number of through slots 21 is a plurality, e.g. 2, evenly distributed over the space 26. The bottom closure portion 24 may be annular in shape. After the air suction is finished, the valve cores 15 of the valve seats 14 are completely sealed, and the top air ports 22 are plugged by matching with plug covers, so that no air leakage point exists.

The support section 16 can realize the up-and-down movement of the whole valve core 15, and can also increase the strength of the valve core 15 (the air valve 12). And because of the interval 26, the valve core 15 can only move up and down on the valve seat 14, so that the valve core cannot be separated when a user performs misoperation.

The bag body 1 adopts the valve core 15 to match with the valve seat 14 to enable the operations of air suction and air stopping to be more convenient, and the valve core 15 can realize automatic upper position during air suction and automatic reset during air stopping, so that the operation of air suction and air stopping is not needed manually, the use is more convenient, and the sealing effect is better.

The utility model discloses, the bag body 1 is last to have the relief vent.

The present utility model, not described in part, is prior art.

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

Claims

1. A zipper sealed compression bag comprising:

The bag body (1) is provided with an opening (13), the bag body (1) is made of oxford, and TPU films are adhered to the inside of the bag body (1);

The zipper assembly (2), the zipper assembly (2) comprises zipper heads (4) and zipper teeth (3), the zipper teeth (3) are respectively sewn on two sides of the opening (13), and the zipper heads (4) are used for mutually biting or loosening the zipper teeth (3) so as to enable the opening (13) to be closed or opened;

An inner sealing structure which is positioned at the opening (13) and is close to the inner cavity of the bag body (1) compared with the zipper component (2),

The inner sealing structure is used for sealing the opening (13) in an interference fit manner after the opening (13) is closed.

2. A zipper sealing compression bag according to claim 1, characterized in that the inner sealing structure comprises sealing strips (7), the sealing strips (7) being located on both sides of the opening (13), the underside of the zipper head (4) being provided with a slider (5) with grooves (28) for clamping the sealing strips (7) on both sides to each other in an interference fit.

3. A zipper sealing compression bag according to claim 2, wherein one of the sealing strips (7) has an elastic rib (9) along the long side of the strip (7), and the other sealing strip (7) has a groove (10) matching the rib (9) for clamping the rib (9).

4. A zipper-sealed compression bag according to claim 3, characterized in that the ribs (9) have a diameter larger than the slot opening of the groove (10).

5. A zipper sealed compression bag according to claim 2, characterized in that the bag body (1) of the opening (13) comprises two layers, an outer layer (6) sewn to the zipper teeth (3) and an inner layer (8) sewn to the sealing strip (7), respectively.

6. A zip-sealed compression bag according to claim 2, characterized in that one end of the opening (13) is provided with a sealing element (11) conforming to the shape and size of the inner guide post of the slider (4).

7. A zipper sealed compression bag according to claim 2, characterized in that the length of the sealing strip (7) is shorter than the length of the zipper teeth (3), and that the ends of the sealing strip (7) are glued together.

8. A zipper-sealed compression bag according to claim 1, characterized in that the positioning module is integrated in a corner of the bag body (1).

9. A zip-sealed compression bag according to claim 1, characterized in that the bag body (1) is reserved with a gas valve (12), the gas valve (12) comprises a valve seat (14) and a valve core (15) arranged on the valve seat (14), and the valve core (15) is in sliding fit with the valve seat (14) for sealing the bag body (1) from the outside.

10. A zipper-sealed compression bag according to claim 9, characterized in that the top of the valve seat (14) is provided with a top air port (22), the valve seat (14) is provided with an inner cavity (20), a space (26) is arranged between the inner cavity (20) and the top air port (22), the valve seat (14) arranged at the bottom of the inner cavity (20) is provided with a bottom air port (23), the valve core (15) comprises a supporting section (16), an end cover part (17) arranged at the top of the supporting section (16) and a first blocking part (18) arranged at the bottom of the supporting section (16), the supporting section (16) penetrates through the space (26), a second blocking part (19) is arranged below the end cover part (17), an air passage (25) is arranged between the first blocking part (18) and the inner cavity (20).