CN215555831U

CN215555831U - Vacuum sealing bag

Info

Publication number: CN215555831U
Application number: CN202121815810.4U
Authority: CN
Inventors: 刘家陈
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-31
Filing date: 2021-08-05
Publication date: 2022-01-18
Anticipated expiration: 2031-08-05
Also published as: TWM618005U

Abstract

The utility model relates to a vacuum sealing bag, which belongs to the technical field of food sealing bags and comprises a bag body and a sealing movable part, wherein a storage cavity is arranged in the bag body, a sealing strip is arranged at the opening part of the bag body, an exhaust pipe communicated with the inside and the outside of the bag body is arranged at one end of the sealing strip, the sealing movable part is movably arranged in the exhaust pipe in a penetrating way, a blocking part is arranged at one end of the sealing movable part, a blocking part is arranged at the other end of the sealing movable part, and the blocking part are arranged at two ends of the exhaust pipe. The bag body is kept in a state of being close to vacuum, and the bag is simple in structure and can be repeatedly used.

Description

Vacuum sealing bag

Technical Field

The utility model belongs to the technical field of food sealing bags, and particularly relates to a vacuum sealing bag.

Background

When food is packaged, in order to guarantee quality, keep freshness, keep smell and the like, the food bag is often required to be vacuumized to enable the interior of the food bag to reach a preset vacuum degree, the common food bag is required to be capable of pumping out internal air by means of a vacuum sealing machine, after the air is pumped out, the mouth part is required to be further plastically packaged, the process is complicated, and the food bag is subjected to one-time vacuumizing treatment and cannot be reused.

Therefore, a vacuum-tight bag that can be repeatedly evacuated is desired.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vacuum sealing bag which is used for solving the technical problems that a common food bag in the prior art can only be used once and can not be repeatedly vacuumized.

The utility model is realized by the following technical scheme: the utility model provides a vacuum sealing bag, includes the bag body and sealed moving part, the internal portion of bag is equipped with puts the thing chamber, the oral area of the bag body is equipped with the sealing strip, the one end of sealing strip is equipped with the inside and outside exhaust tube of the intercommunication bag body, sealed moving part activity is worn to locate in the exhaust tube, sealed moving part one end is equipped with stifled jam portion and the other end is equipped with the stop part, stifled jam portion and stop part are located the both ends of exhaust tube.

Further, in order to better implement the utility model, the sealing movable piece is a circular shaft structural piece, and the outer diameter of the sealing movable piece is smaller than the inner diameter of the exhaust pipe.

Further, in order to better implement the utility model, the blocking portion is an annular boss arranged on the outer wall of the sealing movable member, and the blocking portion is in interference fit with the exhaust pipe.

Further, in order to better realize the utility model, the blocking part is a circular truncated cone or a hemisphere arranged at the end part of the other end of the sealing moving part, and the outer diameter of the blocking part is larger than the inner diameter of the air exhaust pipe.

Furthermore, in order to better realize the utility model, the sealing device further comprises a hanging part, wherein the hanging part is arranged at the end part of one end of the sealing movable part, and a hanging hole is formed in the hanging part.

Further, in order to better realize the utility model, the blocking part, the hanging part and the sealing movable part are all of an integrated structure.

Further, in order to better implement the present invention, the bag body includes a bag opening portion and a bag opening portion, the sealing strip and the exhaust tube are disposed on the bag opening portion, and the bag opening portion are formed by hot press bonding.

Further, in order to better implement the present invention, the sealing tape is a zipper sealing tape or a letter sealing tape formed by hot press molding.

Further, in order to better implement the utility model, the air exhaust pipe extends towards one end of the bag opening part far away from the bag opening part to form a plug pipe part.

Further, in order to better realize the utility model, the bag body, the exhaust tube and the sealing movable part are all structural members made of food-grade silica gel materials.

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

the vacuum sealing bag provided by the utility model comprises a bag body and a sealing moving part, wherein a storage cavity is arranged in the bag body, a sealing strip is arranged at the opening part of the bag body, an exhaust pipe communicated with the inside and the outside of the bag body is arranged at one end of the sealing moving part, the sealing moving part is movably arranged in the exhaust pipe in a penetrating way, a blocking part is arranged at one end of the sealing moving part, a blocking part is arranged at the other end of the sealing moving part, and the blocking part are arranged at two ends of the exhaust pipe. The bag body is kept in a state of being close to vacuum, the structure is simple, the bag body can be repeatedly used, and the practicability of the bag is higher.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a vacuum sealed bag of the present invention;

FIG. 2 is an exploded view of the vacuum sealed bag of the present invention;

fig. 3 is a schematic structural view of the bag body in example 2.

In the figure:

1-bag body; 11-pocket part; 12-bag mouth;

2-sealing the movable piece; 21-a blocking portion; 22-a barrier; 23-a hanging part;

3-sealing strips;

4-an air exhaust pipe; 41-cannula part.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it is to be noted that "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," 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 invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.

Example 1:

in this embodiment, a vacuum sealing bag, as shown in fig. 1 and 2, comprises a bag body 1 and a sealing movable member 2, wherein a storage cavity for placing food or other articles is provided inside the bag body 1, a sealing strip 3 is provided at the mouth of the bag body 1, the bag mouth is sealed by the sealing strip 3, the sealing strip 3 flies through both ends of the mouth of the bag body 1, the mouth of the bag body 1 without the sealing strip 3 is in a heat-sealed state, an air exhaust tube 4 communicating the inside and outside of the bag body 1 is provided at one end of the sealing strip 3, the sealing movable member 2 is movably inserted into the air exhaust tube 4, a blocking portion 21 is provided at one end of the sealing movable member 2, a blocking portion 22 is provided at the other end of the sealing movable member 2, the blocking portion 21 and the blocking portion 22 are respectively provided at both ends of the air exhaust tube 4, the blocking portion 21 can block the mouth of the air exhaust tube 4, the blocking portion 22 can be connected to the mouth of the air exhaust tube 4 facing inwards, the blocking portion 21 and the blocking portion 22 can prevent the sealing movable member 2 from being removed from the pumping tube 4.

By adopting the structure, the exhaust pipe 4 and the sealed moving part 2 are arranged, the exhaust pipe 4 is communicated with an external exhaust device during air exhaust, so that air in the bag body 1 is exhausted through a gap between the sealed moving part 2 and the exhaust pipe 4, the sealed moving part 2 is sucked by negative pressure in the bag body 1 when the air exhaust is stopped, and the sealed moving part 2 moves towards one side of the bag body 1, so that the blocking part 22 on the sealed moving part 2 is abutted to the exhaust pipe 4, the sealed moving part 2 is prevented from falling into the bag body 1, and meanwhile, external air is prevented from entering the bag body 1, so that the inside of the bag body 1 is kept in a state close to vacuum.

It should be noted that, in this embodiment, the bag body 1, the air exhaust tube 4 and the sealing movable member 2 are all structural members made of food-grade silica gel materials, and the vacuum sealing bag of the present invention can be directly placed into a heating device such as a hot water or a microwave oven for heating, so that there is no need to worry about emitting substances harmful to human body, the convenience in use can be greatly improved, and there is no need to additionally take out food in the bag for heating.

Example 2:

in this embodiment, as shown in fig. 2, the sealing moving member 2 is a circular shaft structure, the outer diameter of the sealing moving member 2 is smaller than the inner diameter of the pumping tube 4, so that the sealing moving member 2 can move in the pumping tube 4 under the action of air pressure, and the gap between the outer wall of the sealing moving member 2 and the inner wall of the pumping tube 4 can be filled with air, when pumping, the sealing moving member 2 moves toward the outer end of the pumping tube 4 as a whole, so that a gap is formed between the blocking portion 21 and the outer end nozzle of the pumping tube 4, so that the air flow is kept flowing, and is pumped out of the bag 1, thereby forming a negative pressure vacuum in the bag 1, the blocking portion 22 is blocked at the inner end nozzle position of the pumping tube 4, preventing the sealing moving member 2 from being separated from the pumping tube 4 as a whole, and when stopping pumping, the negative pressure in the bag body 1 sucks the sealed movable piece 2 to move toward the inner end of the air exhaust pipe 4, so that the air exhaust pipe 4 is sealed by the plugging portion 21, thereby blocking the air circulation between the bag body 1 and the outside and keeping the inside of the bag body 1 in a vacuum state.

As a specific embodiment of this embodiment, as shown in fig. 2, the blocking portion 21 is an annular boss disposed on an outer wall of the movable sealing member 2, the annular boss and the movable sealing member 2 are of an integral structure, a cross-sectional shape of the annular boss is preferably a semi-circle or other shape capable of generating an annular sealing contact surface, the blocking portion 21 is in interference fit with the exhaust pipe 4 to block the exhaust pipe 4, and the movable sealing member 2 and the blocking portion 21 are preferably structural members made of an elastic material, so that the blocking portion 21 can have a certain amount of deformation to improve a sealing effect.

Further, as shown in fig. 2, the blocking portion 22 is a truncated cone or a hemisphere disposed at the end of the other end of the sealing moving member 2, the blocking portion 22 and the sealing moving member 2 are of an integral structure, and the outer diameter of the blocking portion 22 is greater than the inner diameter of the pumping tube 4, wherein at least two blocks may be disposed at the position where the blocking portion 22 is connected to the sealing moving member 2 at intervals along the circumferential direction, so that during pumping, the blocks may abut against the inner end of the pumping tube 4 to prevent the blocking portion 22 from entering the pumping tube 4, and meanwhile, a gap between the blocking portion 22 and the pumping tube 4 may allow air to pass through, that is, the air may pass through the gap between the blocks disposed at intervals.

As an optional preferred embodiment of this embodiment, as shown in fig. 3, the bag further includes a hanging portion 23, the hanging portion 23 is disposed at an end position of the sealing movable member 2, the hanging portion 23 and the sealing movable member 2 are integrated, and the hanging portion 23 is provided with a hanging hole through which the bag body 1 can be conveniently hung, thereby improving the practicability of the present invention.

Example 3:

in this embodiment, as shown in fig. 3, the bag body 1 includes a bag opening portion 11 and a bag opening portion 12, the sealing strip 3 and the air exhaust tube 4 are disposed on the bag opening portion 12, the sealing strip 3 is preferably a zipper sealing strip 3 or a letter sealing strip 3 formed by hot press molding, the bag opening portion 11 and the bag opening portion 12 are formed by hot press bonding, the bag body 1 is configured in a two-body structure, and the bag opening portion 11 and the bag opening portion 12 are formed by hot press bonding, so that the manufacturing cost can be reduced, the bag opening portion 11 and the bag opening portion 12 can be manufactured in different production molds, and all the components do not need to be manufactured in the same mold, so that the processing is more convenient. The production cost is reduced.

As a preferred embodiment of this embodiment, as shown in fig. 3, the air extracting tube 4 extends towards one end of the bag mouth 12 away from the bag mouth 11 to form a cannula part 41, and the cannula part 41 can be better connected with an external air extracting device, thereby improving the efficiency and stability during air extraction.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A vacuum sealed bag characterized by: including the bag body and sealed moving part, the internal portion of bag is equipped with puts the thing chamber, the oral area of the bag body is equipped with the sealing strip, the one end of sealing strip is equipped with the inside and outside exhaust tube of the intercommunication bag body, sealed moving part activity is worn to locate in the exhaust tube, sealed moving part one end is equipped with stifled jam portion and the other end is equipped with the portion of blockking, stifled jam portion and the portion of blockking are located the both ends of exhaust tube.

2. A vacuum sealable pouch according to claim 1, wherein: the sealing moving part is a circular shaft structural part, and the outer diameter of the sealing moving part is smaller than the inner diameter of the exhaust pipe.

3. A vacuum sealable pouch according to claim 2, wherein: the blocking portion is an annular boss arranged on the outer wall of the sealed moving part, and the blocking portion is in interference fit with the exhaust pipe.

4. A vacuum sealable pouch according to claim 3, wherein: the blocking part is a circular truncated cone or a hemisphere which is arranged at the end part of the other end of the sealed moving part, and the outer diameter of the blocking part is larger than the inner diameter of the exhaust tube.

5. The vacuum sealed bag of claim 4, wherein: the sealing moving part is characterized by further comprising a hanging part, wherein the hanging part is arranged at the end part of one end of the sealing moving part, and a hanging hole is formed in the hanging part.

6. The vacuum sealed bag of claim 5, wherein: the blocking portion, the hanging portion and the sealing moving part are all of an integrated structure.

7. A vacuum sealable pouch according to any of claims 1 to 6, wherein: the bag body includes pocket portion and sack portion, sealing strip and exhaust tube set up on the pocket mouth portion, pocket portion and sack portion bond the shaping through the hot pressing.

8. The vacuum sealed bag of claim 7, wherein: the sealing strip is a chain clamping sealing strip or a letter sealing strip formed by hot pressing.

9. The vacuum sealed bag of claim 8, wherein: the exhaust tube extends towards one end of the bag mouth part far away from the bag mouth part to form a cannula part.

10. A vacuum sealable pouch according to claim 1, wherein: the bag body, the exhaust tube and the sealing moving part are structural members made of food-grade silica gel materials.