CN217199790U

CN217199790U - Air release valve and vacuum fresh-keeping tank with same

Info

Publication number: CN217199790U
Application number: CN202220195178.6U
Authority: CN
Inventors: 陈林
Original assignee: Beijing Good Health Technology Co ltd
Current assignee: Beijing Good Health Technology Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-08-16
Anticipated expiration: 2032-01-24

Abstract

The utility model relates to a food fresh-keeping technical field provides a bleed valve and have its vacuum fresh-keeping jar, and wherein this bleed valve includes: the valve body is provided with an air guide channel with two open ends; the deformation part is positioned at the opening at one end of the air guide channel so as to be suitable for blocking the opening at one end, the deformation part has a natural state and a concave state, and when the tank body is in a vacuum pumping state, the deformation part is suitable for being switched from the natural state to the concave state. Utilize this bleed valve to install on jar body, seal the venthole on the lid, when jar body is in the evacuation state, the internal pressure of jar is less than atmospheric pressure for deformation portion can be followed the natural state and managed to recessed state under the effect of pressure, and when the internal vacuum of jar more and more hours, the recessed degree of deformation portion is more and more littleer, until recovering to natural state, be convenient for judge vacuum in the vacuum refreshing jar and whether be in vacuum state according to the recessed degree of deformation portion.

Description

Air release valve and vacuum fresh-keeping tank with same

Technical Field

The utility model relates to a food fresh-keeping technical field, concretely relates to bleed valve and have its vacuum refreshing jar.

Background

The vacuum fresh-keeping tank is used for helping food keep fresh so as to prolong the storage time of the food and keep the original quality. The working principle is that after food is put into the tank body, air in the tank is pumped out through the vacuum pump, so that the food in the tank is in a vacuum storage state, and oxidative deterioration is avoided.

Set up the bleed valve on the fresh-keeping jar in vacuum and be used for the gassing, can play sealed effect under the state of evacuation, among the prior art, the bleed valve of fresh-keeping jar in vacuum only plays sealed effect, and the effect is single, can't learn the vacuum in the fresh-keeping jar in vacuum.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the vacuum refreshing jar among the prior art's bleed valve only plays sealed effect, and the effect is single, can't learn the defect of the vacuum in the vacuum refreshing jar to a bleed valve and have its vacuum refreshing jar are provided.

A gas purge valve comprising: the valve body is provided with an air guide channel with two open ends; the deformation portion is located the one end opening part of air guide channel to be suitable for one end the opening is plugged up, the deformation portion has natural state and recessed state, when the internal evacuation state that is of jar, the deformation portion is suitable for the follow natural state switches to recessed state.

Optionally, in the above air release valve, the deformation portion is integrally formed with the valve body.

Optionally, in the above purge valve, the deformation portion is spherical or planar.

Optionally, in the above air release valve, a circle of sealing portion is further disposed on an outer wall surface of the valve body, and the sealing portion is adapted to the air outlet hole of the cover body.

Optionally, in the above air release valve, a circle of blocking portions is disposed below the sealing portion, and the valve body is adapted to be connected to the cover body through the blocking portions.

Optionally, in the above air release valve, the air release valve is made of a silica gel material.

A vacuum fresh-keeping tank comprises a deflation valve, wherein the deflation valve is the deflation valve;

the valve body is characterized by further comprising a tank body and a cover body which are matched, wherein an air outlet is formed in the cover body, and the clamping portion on the valve body is suitable for being mounted on the inner wall surface of the cover body through the air outlet.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pair of air release valve, include: the valve body is provided with an air guide channel with two open ends; the deformation portion is located the one end opening part of air guide channel to be suitable for one end the opening is plugged up, the deformation portion has natural state and recessed state, when the internal evacuation state that is of jar, the deformation portion is suitable for the follow natural state switches to recessed state.

In the bleed valve of this structure, set up the deformation portion through the one end opening part at the air guide passageway, being bleeding to the jar body, when making it be in the evacuation state, utilize this bleed valve to install on the jar body, seal the venthole on the lid, when the jar body is in the evacuation state, the internal pressure of jar is less than atmospheric pressure, make the deformation portion can cut the pipe to recessed state from the natural state under the effect of pressure, and when the internal vacuum of jar is more and more little, the recessed degree of deformation portion is littleer and more, until recovering to the natural state, be convenient for judge vacuum in the vacuum refreshing jar and whether be in the vacuum state according to the recessed degree of deformation portion, this bleed valve not only can play sealed effect, also can play the effect of suggestion simultaneously.

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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a bleed valve provided in a first embodiment of the present invention, in which a deformation portion is a plane;

FIG. 2 is a schematic cross-sectional view of the structure shown in FIG. 1;

FIG. 3 is a schematic structural view of the deformation portion in a concave state;

FIG. 4 is a schematic structural view of the deformable portion in a natural state;

description of reference numerals:

1. a valve body; 11. an air guide channel; 2. a deformation section; 3. a sealing part; 4. a clamping part.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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," "connected," and "connected" are to be construed broadly, and may be, for example, 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.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

This embodiment has described a bleed valve, this bleed valve is used in the vacuum refreshing jar, can indicate its vacuum state, refer to the figure, this bleed valve includes valve body 1 and deformation portion 2, wherein this valve body 1 has both ends and is the open-ended guide way, specifically is first opening and second opening, wherein first opening is in the upper end, and the second opening is at the lower extreme, and this deformation portion 2 corresponds this first opening department setting, and blocks up this first opening to make the internal gas of jar can enter into in the air guide channel 11.

Above-mentioned deformation portion 2 has natural state and recessed state, when the internal evacuation state that is of jar, this deformation portion 2 is suitable for and switches to recessed state from natural state, utilize this bleed valve to install on jar body, seal the venthole on the lid, when jar body is in evacuation state, the internal pressure of jar is less than atmospheric pressure, make deformation portion 2 can follow the natural state under the effect of pressure and cut the pipe to recessed state, and when the internal vacuum of jar is more and more small, the recessed degree of deformation portion 2 is more and more littleer, until recovering to natural state, be convenient for judge vacuum in the vacuum refreshing jar and whether be in vacuum state according to the recessed degree of deformation portion 2, this bleed valve not only can play sealed effect, also can play the effect of suggestion simultaneously.

Specifically, the deformation portion 2 of the purge valve is formed integrally with the valve body 1, and the deformation portion 2 may be formed in a planar shape or may be formed in a spherical shape.

In this embodiment, can be equipped with the sealing 3 of round on the outer wall of valve body 1, the venthole adaptation on this sealing 3 and the lid, this sealing 3 and lid cooperation, under the state of evacuation, the laminating lid that can be inseparable guarantees the sealing of vacuum refreshing jar.

In this embodiment, a circle of the locking portion 4 may be disposed below the sealing portion 3, and the valve body 1 is adapted to be connected to the cover body through the locking portion 4 to complete the fixation of the purge valve.

Particularly, above-mentioned bleed valve adopts the silica gel material, all adopts soft silica gel material including valve body 1 and deformation portion 2 and sealing part 3 and screens portion 4, has great compression ratio, and the sealing of the port of being convenient for, and be favorable to deformation portion 2 after receiving pressure, switch from natural state and recessed state between.

Example 2:

this embodiment has described a vacuum refreshing jar, including the bleed valve, this bleed valve is the bleed valve that records in embodiment 1, still includes the jar body and the lid of adaptation, sets up out the gas pocket on this lid, is suitable for the internal face of installing on the lid with the screens portion 4 on the valve body 1 through this gas pocket to accomplish the installation of valve body 1 and lid, realize the sealed to vacuum refreshing jar.

Through using this bleed valve, when using this vacuum refreshing jar, this vacuum refreshing jar can real-time internal vacuum of demonstration jar, the recessed degree of deformation portion 2 promptly, the user of being convenient for can be according to the internal vacuum of jar of real-time observation, when observing the recessed degree of deformation portion 2 less, shows that vacuum reduces, and the user can carry out the evacuation operation, keeps jar internal vacuum state that keeps.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A gas purge valve, comprising:

a valve body (1) having an air guide passage (11) with both ends open;

deformation portion (2), be located the one end opening part of air guide passageway (11) is in order to be suitable for one end the opening is plugged up, deformation portion (2) have natural state and recessed state, when the internal evacuation state that is of jar, deformation portion (2) are suitable for the follow natural state switches to recessed state.

2. The gas purge valve according to claim 1, wherein the deformation (2) is provided integrally with the valve body (1).

3. The gas purge valve according to claim 2, wherein the deformation (2) is spherical or planar.

4. A gas purge valve according to claim 3, wherein a ring of sealing portion (3) is further provided on the outer wall surface of the valve body (1), the sealing portion (3) fitting with the gas outlet hole on the cover body.

5. The gas purge valve according to claim 4, wherein a ring of the trap portion (4) is provided below the sealing portion (3), and the valve body (1) is adapted to be connected to the cover body through the trap portion (4).

6. The gas purge valve according to claim 4, wherein the gas purge valve is made of silica gel.

7. A vacuum refreshing tank, characterized by comprising a gas release valve, wherein the gas release valve is the gas release valve according to any one of claims 1 to 6;

the valve body is characterized by further comprising a matched tank body and a matched cover body, wherein an air outlet hole is formed in the cover body, and the clamping portion (4) on the valve body (1) is suitable for being mounted on the inner wall surface of the cover body through the air outlet hole.