CN216581925U

CN216581925U - Sealed pot

Info

Publication number: CN216581925U
Application number: CN202220082425.1U
Authority: CN
Inventors: 杨及里
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-05-24
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a sealing tank, which comprises a tank body and a tank cover, wherein the tank cover is provided with a pressure relief valve and an exhaust mechanism; the tank cover is provided with an inner cavity, and the upper part of the inner cavity is provided with an opening; the bottom of the inner cavity is provided with a vent, and an air nozzle is arranged at the vent; the exhaust mechanism comprises an outer gland, an inner gland, a return spring and an air seal ring, the outer gland and the inner gland are installed at the opening, the air seal ring is located between the outer gland and the inner gland, one end of the return spring is abutted to the bottom of the inner cavity, and the other end of the return spring is abutted to the inner gland. This technical scheme can adjust the internal atmospheric pressure of jar through exhaust mechanism and relief valve, realizes vacuum seal, has simple structure, convenient operation and the characteristics of sealed effect.

Description

Sealed pot

Technical Field

The utility model belongs to the technical field of the equipment for packing and specifically relates to a seal pot.

Background

The sealed tank is also a storage tank, is used for storing various articles, and separates the articles in the tank body from air, thereby preventing dust, moisture or air corrosion. And the seal pot in the existing design only goes on through sealing washer or pressing button, however, sealed effect so is not good, and is higher to the manufacturing process of the jar body, and easy gas leakage is not enough to satisfy people's production and user demand.

Disclosure of Invention

An object of the utility model is to overcome prior art's weak point, provide a seal pot, can adjust the internal atmospheric pressure of jar through exhaust mechanism and relief valve, realize vacuum seal, have simple structure, convenient operation and the characteristics of sealed effect. The method is realized by the following technical scheme:

a sealed tank comprises a tank body and a tank cover, wherein a pressure release valve and an exhaust mechanism are arranged on the tank cover; the tank cover is provided with an inner cavity, and the upper part of the inner cavity is provided with an opening; the bottom of the inner cavity is provided with a vent, and an air nozzle is arranged at the vent; the exhaust mechanism comprises an outer gland, an inner gland, a return spring and an air seal ring, the outer gland and the inner gland are installed at the opening, the air seal ring is located between the outer gland and the inner gland, one end of the return spring is abutted to the bottom of the inner cavity, and the other end of the return spring is abutted to the inner gland.

In a preferred embodiment, the bottom of the tank cover is provided with a ring groove, a sealing ring is arranged in the ring groove, and the tank cover is connected with the tank body and then the tank body is closed through the sealing ring.

In a preferred embodiment, the outer pressure cover is further provided with a plurality of air vents.

In a preferred embodiment, the inner pressing cover is provided with a plurality of protrusions.

In one preferred embodiment, the can lid is further provided with an end cap.

In one preferred embodiment, the pressure relief valve is provided with a valve cap which protrudes from the tank lid. The pressure relief valve is from the prior art, the specific structure is not elaborated herein, a valve cap at the outer end of the pressure relief valve is exposed above the tank cover, the valve cap of the pressure relief valve is pressed, the pressure relief valve moves downwards, the tank body is communicated with the filling cover at the moment, and the air pressure in the tank body is recovered to normal pressure; and (4) loosening the valve cap of the pressure release valve, enabling the pressure release valve to move upwards, and enabling the tank body and the filling cover not to be communicated at the moment.

In a preferred embodiment, the air faucet is a one-way valve. Used for exhausting the air in the tank body and forming vacuum in the tank body.

In a preferred embodiment, the inner wall of the opening of the tank body is attached to the outer edge of the sealing ring. Thereby achieving a good sealing effect.

The utility model discloses relative prior art has following beneficial effect:

(1) according to the technical scheme, the sealing ring is arranged, the inner wall of the tank opening of the tank body is attached to the outer edge of the sealing ring, and the tank body is sealed through the sealing ring after the tank cover is connected with the tank body, so that a good sealing effect is achieved;

(2) this technical scheme passes through exhaust mechanism, can realize realizing the vacuum packaging to the effect of jar internal evacuation, thoroughly separation air.

(3) The technical scheme is convenient to operate, and the vacuumizing and sealing are realized by pressing the external gland for multiple times; when the tank needs to be opened, the tank body is communicated with the outside by pressing the pressure release valve, so that the vacuum is eliminated, and the tank is convenient to open.

Drawings

FIG. 1 is an overall structure diagram of the sealing can of the present invention;

fig. 2 is one of the overall structure explosion diagrams of the sealed tank of the present invention;

fig. 3 is an exploded view of the whole structure of the sealing can of the present invention;

FIG. 4 is one of the cover structure diagrams of the sealing can of the present invention;

FIG. 5 is a second structural view of the cover of the sealing can of the present invention;

FIG. 6 is a structural drawing of an outer gland and an inner gland of the sealing can of the present invention;

fig. 7 is an overall sectional view of the seal pot of the present invention.

Description of reference numerals:

1, 2, 21 ring grooves, 22 inner cavities, 221 openings, 222 air vents, 23 air nozzles, 24 end covers, 3 pressure relief valves, 4 air exhaust mechanisms, 41 outer pressing covers, 411 air exhaust openings, 42 inner pressing covers, 421 bulges, 43 return springs, 44 air sealing rings and 5 sealing rings.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In a preferred embodiment of the present invention, as shown in fig. 1-5, a sealed tank comprises a tank body 1 and a tank cover 2, wherein the tank cover 2 is provided with a pressure release valve 3 and an exhaust mechanism 4; the tank cover 2 is provided with an inner cavity 22, and the upper part of the inner cavity 22 is provided with an opening 221; a vent 222 is arranged at the bottom of the inner cavity 22, and an air nozzle 23 is arranged at the vent 222; the exhaust mechanism 4 includes an outer gland 41, an inner gland 42, a return spring 43 and an air seal ring 44, the outer gland 41 and the inner gland 42 are installed at the opening 221, the air seal ring 44 is located between the outer gland 41 and the inner gland 42, one end of the return spring 43 abuts against the bottom of the inner cavity 22, and the other end abuts against the inner gland 42.

Specifically, the bottom of the tank cover 2 is provided with an annular groove 21, a sealing ring 5 is installed in the annular groove 21, and the tank cover 2 is connected with the tank body 1 and then the tank body 1 is sealed by the sealing ring 5.

Specifically, a plurality of air outlets 411 are further disposed on the outer gland 41. When the vacuum pumping action is performed, the outer pressing cover 41 is pressed, and the outer pressing cover 41 and the inner pressing cover 42 compress the return spring 43 together and move downward together; then the return spring 43 rebounds, the outer gland 41 and the inner gland 42 move upwards together, and the gas in the inner cavity 22 of the can cover 2 is exhausted outwards through the exhaust port 411, so that the vacuum in the inner cavity 22 is gradually realized.

In addition, the function of the air seal ring 44 is that during the rebound process of the return spring 43, the air seal ring 44 can block the gap at the edge between the outer gland 41 and the inner gland 42, and prevent the outside air from entering the inner cavity 22.

Specifically, the inner gland 42 is provided with a plurality of protrusions 421 for abutting against the bottom of the inner cavity 22 of the can cover 2 to prevent over-compression of the spring. As shown in fig. 6.

Specifically, the tank cover 2 is further provided with an end cover 24, and the end cover 24 is used for limiting the outer pressure cover 41 of the exhaust mechanism 4.

Specifically, the pressure release valve 3 is provided with a valve cap protruding from the tank cover 2. The pressure release valve 3 is from the prior art, the specific structure is not elaborated herein, the valve cap at the outer end of the pressure release valve 3 is exposed above the tank cover 2, the valve cap of the pressure release valve 3 is pressed, the pressure release valve 3 moves downwards, at this time, the tank body 1 is communicated with the filling cover, and the air pressure in the tank body 1 is recovered to normal pressure; and (3) loosening the valve cap of the pressure release valve 3, moving the pressure release valve 3 upwards, and at the moment, the tank body 1 is not communicated with the irrigation cover.

Specifically, the air faucet 23 is a one-way valve. For exhausting the air in the tank body 1 and forming vacuum in the tank body 1. Specifically, after the air in the inner cavity 22 of the can cover 2 is gradually drawn out, the air pressure in the inner cavity 22 is reduced, at this time, the air pressure in the can body 1 is higher than that in the inner cavity 22, the air tap 23 is opened, the air in the can body 1 enters the inner cavity 22, and then, in the process of repeatedly pressing the outer pressing cover 41, the air in the can body 1 is gradually drawn out.

Specifically, the inner wall of the tank opening of the tank body 1 is attached to the outer edge of the sealing ring 5, so that a good sealing effect is achieved.

The above is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A sealed tank is characterized by comprising a tank body and a tank cover, wherein a pressure release valve and an exhaust mechanism are arranged on the tank cover;

the tank cover is provided with an inner cavity, and the upper part of the inner cavity is provided with an opening; the bottom of the inner cavity is provided with a vent, and an air nozzle is arranged at the vent;

the exhaust mechanism comprises an outer gland, an inner gland, a return spring and an air seal ring, the outer gland and the inner gland are installed at the opening, the air seal ring is located between the outer gland and the inner gland, one end of the return spring is abutted to the bottom of the inner cavity, and the other end of the return spring is abutted to the inner gland.

2. The sealed tank of claim 1, wherein the tank cover is provided with a ring groove at the bottom, a sealing ring is arranged in the ring groove, and the tank cover is connected with the tank body and then is closed by the sealing ring.

3. The sealable can of claim 1, wherein said outer gland has a plurality of vents disposed therein.

4. The sealable can of claim 1, wherein said inner pressure cap is provided with a plurality of projections.

5. The sealable can of claim 1, wherein said can lid is further provided with an end cap.

6. The sealable tank of claim 1, wherein said pressure relief valve is provided with a valve cap projecting from said tank lid.

7. The hermetically sealed can of claim 1, wherein the air tap is a one-way valve.

8. The sealable tank of claim 2, wherein the inner wall of the mouth of the tank body is fitted to the outer edge of the gasket.