CN213263776U

CN213263776U - Vacuum packaging tin

Info

Publication number: CN213263776U
Application number: CN202021750759.9U
Authority: CN
Inventors: 张明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-05-25
Anticipated expiration: 2030-08-20

Abstract

A vacuum packaging tank belongs to the technical field of tank body vacuum packaging. The utility model discloses a cover includes upper cover and lower cover, lower cover is fixed to be embedded in the inner cavity wall of the tank body, the top of lower cover upwards forms the ring body, the upper cover can be rotatably installed in the outer periphery of the ring body of lower cover, and an air exhaust cavity is formed between upper cover and lower cover, the air exhaust tube is arc-shaped and is arranged in the air exhaust cavity; the air pumping cylinder and the air pumping rod of the air pumping cylinder are arc-shaped, the head of the air pumping rod is connected with the upper tank cover, the inner side of the inner cavity of the air pumping cylinder is communicated with the inner cavity of the tank body through the first one-way valve, the second one-way valve is arranged on the lower tank cover, and the inner cavity of the tank body is communicated with the air pumping cavity through the second one-way valve. The utility model discloses an air exhaust rod is bled to the jar body, makes and reaches the vacuum in the jar or be close to the vacuum to be convenient for the vacuum of food such as tealeaves, coffee keep fresh.

Description

Vacuum packaging tin

Technical Field

The utility model belongs to the technical field of jar body vacuum packaging, especially, it is relevant with a vacuum packaging jar.

Background

The vacuum state of the inner cavity of the can body needs to be kept when the existing can body is used for packaging tea leaves and other articles, but the existing can body and the cover are difficult to avoid having a gap when being matched, so that the quality of a packaged article is affected by dampness.

SUMMERY OF THE UTILITY MODEL

To the problem that above-mentioned background art exists, the utility model provides a vacuum packaging jar.

Therefore, the utility model adopts the following technical scheme: a vacuum packaging tin comprises a tin body and a tin cover and is characterized by further comprising an air pumping cylinder, a first one-way valve and a second one-way valve, wherein the tin cover comprises an upper tin cover and a lower tin cover, the lower tin cover is fixedly embedded in the inner cavity wall of the tin body, the top of the lower tin cover upwards forms a ring body, the upper tin cover is rotatably arranged on the outer periphery of the ring body of the lower tin cover, an air pumping cavity is formed between the upper tin cover and the lower tin cover, and the air pumping cylinder is arc-shaped and is arranged in the air pumping cavity;

the air pumping cylinder and the air pumping rod of the air pumping cylinder are both arc-shaped, the head of the air pumping rod is connected with the upper tank cover, the inner side of the inner cavity of the air pumping cylinder is communicated with the inner cavity of the tank body through the first one-way valve, the second one-way valve is arranged on the lower tank cover, and the inner cavity of the tank body is communicated with the air pumping cavity through the second one-way valve.

The lower tank cover is embedded and fixed on the inner cavity wall of the inner cavity of the tank body through a sealing element and a buckle.

The first one-way valve and the second one-way valve are silica gel duckbill valves, the duckbill end of the first one-way valve is arranged at one end connected with the air extraction cylinder, and air can be exhausted from the inner cavity of the tank body only in one way; the duckbill end of the second one-way valve is arranged at one end facing the inner cavity of the tank body.

The top of the upper tank cover is provided with a ventilation button for controlling the communication of the second one-way valve and the inner cavity of the tank body, and air in the air suction cavity enters the inner cavity of the tank body by pressing the ventilation button, so that the upper tank cover can be opened.

The upper tank cover is transparent.

The top of lower cover be provided with the silica gel spare, the bottom of silica gel spare with the inner chamber intercommunication of the jar body, when the air of jar body inner chamber was pumped out, the silica gel spare was in the state of holding back breath to conveniently observe the vacuum state of the jar body.

The utility model discloses following beneficial effect can be reached: the utility model discloses set up the exhaust column and the air exhaust rod of arc form in last cover and form the intracavity of bleeding down between the cover, the cover is rotatory on being followed to the air exhaust rod, bleeds to the jar body through the air exhaust rod, makes and reaches the vacuum or be close the vacuum in the jar to be convenient for the vacuum fresh-keeping of food such as tealeaves, coffee keep.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic sectional view at a-a in fig. 1.

FIG. 3 is a schematic cross-sectional view at B-B in FIG. 1.

Fig. 4 is a schematic structural diagram of the valve bodies of the first check valve and the second check valve.

Detailed Description

The following detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1-4, the vacuum packaging can of the present invention comprises a can body 1 and a can cover, the vacuum packaging can further comprises an air pumping can 4, a first check valve and a second check valve, the can cover comprises an upper can cover 3 and a lower can cover 2, the lower can cover 2 is fixedly embedded in the inner cavity wall of the can body 1, the top of the lower can cover 2 is upward formed into a ring body 21, the upper can cover 3 is rotatably mounted on the outer peripheral part of the ring body of the lower can cover, an air pumping cavity is formed between the upper can cover 3 and the lower can cover 2, and the air pumping can 4 is arc-shaped and; the equal arc of air exhaust rod 6 of air exhaust tube 4 and air exhaust tube 4, the head and the upper tank cover 3 of air exhaust rod 6 are connected, the inboard of air exhaust tube inner chamber is through the inner chamber intercommunication of first check valve with jar body 1, and the second check valve sets up on lower tank cover 2, and jar body 1 inner chamber passes through second check valve and air exhaust chamber intercommunication.

Further preferably, the lower cover 2 is embedded and fixed on the inner cavity wall of the inner cavity of the tank body through a sealing piece and a buckle.

The first one-way valve and the second one-way valve are silica gel duckbill valves, the duckbill end of the first one-way valve is arranged at one end connected with the air extraction cylinder, and air can be discharged from the inner cavity of the tank body only in one way; the duckbill end of the second one-way valve is arranged at one end facing the inner cavity of the tank body.

Further preferably, the top of the upper tank cover 3 is provided with a ventilation button 5 for controlling the communication between the second one-way valve and the inner cavity of the tank body, and air in the suction cavity enters the inner cavity of the tank body by pressing the ventilation button, so that the upper tank cover can be opened.

Further preferably, go up the lid 3 and be transparent, the top of lower cover is provided with silica gel 7, and the bottom of silica gel 7 and the inner chamber intercommunication of jar body 1, when the air of jar internal chamber was pumped out, silica gel was in the state of breathing out to conveniently observe the vacuum state of jar body.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a vacuum packaging jar, includes jar body (1) and cover, its characterized in that: the vacuum packaging can further comprises an air pumping cylinder (4), a first one-way valve and a second one-way valve, the can cover comprises an upper can cover (3) and a lower can cover (2), the lower can cover (2) is fixedly embedded in the inner cavity wall of the can body (1), the top of the lower can cover (2) upwards forms a ring body (21), the upper can cover (3) can be rotatably installed on the periphery of the ring body of the lower can cover, an air pumping cavity is formed between the upper can cover (3) and the lower can cover (2), and the air pumping cylinder (4) is arc-shaped and is arranged in the air pumping cavity;

the gas extraction cylinder (4) and the gas extraction rod (6) of the gas extraction cylinder (4) are arc-shaped, the head of the gas extraction rod (6) is connected with the upper tank cover (3), the inner side of the inner cavity of the gas extraction cylinder is communicated with the inner cavity of the tank body (1) through the first one-way valve, the second one-way valve is arranged on the lower tank cover (2), and the inner cavity of the tank body (1) is communicated with the gas extraction cavity through the second one-way valve.

2. The vacuum packaging can of claim 1, characterized in that: the lower tank cover (2) is embedded and fixed on the inner cavity wall of the inner cavity of the tank body through a sealing element and a buckle.

3. The vacuum packaging can of claim 2, characterized in that: the first one-way valve and the second one-way valve are silica gel duckbill valves, the duckbill end of the first one-way valve is arranged at one end connected with the air extraction cylinder, and air can be exhausted from the inner cavity of the tank body only in one way; the duckbill end of the second one-way valve is arranged at one end facing the inner cavity of the tank body.

4. The vacuum packaging can of claim 3, characterized in that: and a ventilation button (5) for controlling the communication between the second one-way valve and the inner cavity of the tank body is arranged at the top of the upper tank cover (3).

5. The vacuum packaging can of claim 4, wherein: the upper tank cover (3) is transparent.

6. The vacuum packaging can of claim 5, wherein: the top of the lower tank cover is provided with a silica gel part (7), and the bottom of the silica gel part (7) is communicated with the inner cavity of the tank body (1).