CN211443337U

CN211443337U - Vacuum bag quick air outlet valve

Info

Publication number: CN211443337U
Application number: CN201922183480.0U
Authority: CN
Inventors: 叶常青
Original assignee: Cixi Virtue Co ltd
Current assignee: Cixi Virtue Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-09-08
Anticipated expiration: 2029-12-09

Abstract

The utility model relates to a quick air valve of giving vent to anger of vacuum bag, including bottom valve and valve gap, the upper end of bottom valve be provided with the cylindricality wall between two parties, the valve gap cover the upper end of cylindricality wall and can be along cylindricality wall oscilaltion, the valve gap on be provided with the gas outlet, the bottom of bottom valve be provided with the air inlet between two parties, the inside valve block that can fluctuate in order to seal and open the air inlet that is provided with of cylindricality wall, the middle part of air inlet be provided with the valve block supporting part, the lateral wall of cylindricality wall on be provided with valve block matched with guide structure for the central axis of valve block can not deviate the central axis of cylindricality wall. The utility model discloses efficiency of giving vent to anger is than higher, and the leakproofness is good, has solved one or more problems among the prior art.

Description

Vacuum bag quick air outlet valve

Technical Field

The utility model relates to a vacuum bag accessory technical field especially relates to a vacuum bag is air valve of giving vent to anger fast.

Background

The vacuum bag is mainly used for preserving foods, medicines, articles such as clothes and the like, in order to improve the preservation quality, the sealing performance of the vacuum bag is extremely important, the suction and discharge of gas in the vacuum bag can not be separated from a gas valve device, most of existing gas valves adopt fixed valve plates, the valve plates can be deformed and gas can be given out by a gas pump, the function is single, the valve plates capable of floating up and down can be produced on the existing market, the gas can be given out by using small suction force, the gas can be given out without using the gas pump, but the defect is that the sealing effect is not good, the gas leakage is easy to occur, the gas-out space is not enough, the gas-out speed is not high, and the gas-extracting efficiency is not high.

Disclosure of Invention

The utility model aims to solve the technical problem that a vacuum bag air valve of giving vent to anger fast is provided, and the efficiency of giving vent to anger is than higher, and the leakproofness is good, has solved one or more problems among the prior art.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a vacuum bag air valve of giving vent to anger fast, includes bottom valve and valve gap, the upper end of bottom valve be provided with the cylindricality wall between two parties, the valve gap cover the upper end of cylindricality wall and can be along cylindricality wall oscilaltion, the valve gap on be provided with the gas outlet, the bottom of bottom valve be provided with the air inlet between two parties, the inside valve block that can fluctuate in order to seal and open the air inlet that is provided with of cylindricality wall, the middle part of air inlet be provided with the valve block supporting part, the lateral wall of cylindricality wall on be provided with the guide structure with valve block matched with for the central axis of valve block can not deviate the central axis of cylindricality.

As a supplement, the guide structure mainly functions to guide the up-and-down floating of the valve plate, so as to prevent the valve plate from being deviated and incapable of sealing, and in order to leave enough space for air outlet to improve the air outlet efficiency, the guide structure is composed of at least two guide columns which are uniformly distributed on the inner side wall of the cylindrical wall and are vertically arranged, and gaps among the guide columns can be used for air outlet.

In order to improve the leakproofness, the lower terminal surface of valve gap be provided with the round clamping ring between two parties, the valve gap be located when the next clamping ring pushes down the valve block edge, the valve block can't remove like this under the encapsulated situation, it is sealed effectual.

In order to improve the air outlet efficiency, when the valve plate is opened, air flows upwards along the inner wall of the cylindrical wall, so that the edge of the upper end face of the valve cover along the air outlet is arranged, the air can be directly discharged from the air outlet at the edge, and the air does not need to flow in a bending mode.

In order to prevent the air inlet from being blocked by the vacuum bag body during vacuum pumping, a plurality of anti-blocking convex strips are arranged on the lower end face of the bottom valve, and the valve plate supporting part is connected with the anti-blocking convex strips.

In order to realize the quick axial displacement of valve gap, the symmetry is provided with the spout on the lateral wall of cylindricality wall, the inside wall of valve gap on be provided with and imbed into corresponding spout gliding direction arch, the spout including the high-order spout and the low-order spout that are located both ends height and arrange, high-order spout and low-order spout between connect through oblique spout, only need rotate the lift that just can realize the valve gap than little angle, the valve gap can not drop moreover, very convenient.

In order to improve the sealing effect and increase the flow of air admission, can be provided with spacing hole at the middle part of valve block supporting part, the bottom of valve block be provided with the circular arc protruding portion between two parties, the circular arc protruding portion imbed the upper portion in spacing hole, spacing hole is plugged up to the circular arc protruding portion when sealed, also can prevent that the valve block from sliding, spacing hole can realize admitting air with the air inlet together when giving vent to anger.

In order to improve the sealing effect, the upper end edge of the limiting hole is provided with an arc sealing surface matched with the arc protrusion part, so that the arc protrusion part is in surface contact with the limiting hole.

In order to improve the sealing effect, the edge of the upper side of the air inlet is provided with a circle of sealing protrusion, the inner side of the top of the sealing protrusion is provided with a circle of sealing inclined plane, and the surface contact of the sealing protrusion and the bottom surface of the valve plate can be realized.

The valve block adopt EVA or TUV or silica gel material to make, these materials are soft material, can produce deformation and sealed effect, have certain elasticity, can extrude.

Has the advantages that: the invention relates to a vacuum bag quick air outlet valve which adopts a valve plate structure capable of floating, wherein a valve plate is limited by a guide structure at the periphery of the valve plate, the whole air outlet efficiency is higher, a valve cover can axially move to press the valve plate, a valve plate supporting part supports the whole valve plate, and the sealing performance is good.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a bottom view of the present invention;

FIG. 3 is a front view of the structure of the half-section in the sealing state of the present invention;

FIG. 4 is a front view of the half-section structure of the air-out state of the present invention;

FIG. 5 is a front view of the bottom valve of the present invention;

fig. 6 is a perspective view of the bottom valve of the present invention.

Reference numerals: 1. the anti-blocking valve comprises a bottom valve, a valve cover, a valve body, a pressure ring, a valve plate support part, a sealing bulge, a sealing inclined plane, a valve plate support part, a valve plate anti-blocking convex strip, a valve; 12. a circular arc protrusion; 13. a limiting hole; 14. a guide structure; 15. a chute; 16. a circular arc sealing surface; 17. a high-position chute; 18. an inclined chute; 19. a low-position chute.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

As shown in fig. 1-6. The utility model discloses embodiment relates to a vacuum bag air valve of giving vent to anger fast, including bottom valve 1 and valve gap 2, the upper end of bottom valve 1 be provided with cylindricality wall 5 between two parties, valve gap 2 cover the upper end of cylindricality wall 5 and can be along 5 oscilaltions of cylindricality wall, valve gap 2 on be provided with gas outlet 4, the bottom of bottom valve 1 be provided with air inlet 11 between two parties, 5 inside valve block 6 that can fluctuate in order to seal and open air inlet 11 that are provided with of cylindricality wall, the middle part of air inlet 11 be provided with valve block supporting part 7, the lateral wall of cylindricality wall 5 on be provided with guide structure 14 with 6 matched with of valve block 6 for the central axis of valve block 6 can not deviate the central axis of cylindricality wall 5 when 6 up-and-down.

As a supplement, the main function of the guiding structure 14 is to guide the up-and-down floating of the valve plate 6, so as to prevent the valve plate from shifting and being unable to seal, and in order to provide enough space for the air outlet to improve the air outlet efficiency, the guiding structure 14 is at least two guiding columns which are uniformly distributed on the inner side wall of the cylindrical wall 5 and are vertically arranged, and the gap between the guiding columns can be used for air outlet.

In order to improve the leakproofness, the lower terminal surface of valve gap 2 be provided with round clamping ring 3 between two parties, valve gap 2 be located when the position is pushed down the edge of valve block 6 by clamping ring 3, valve block 6 can't move like this under the encapsulated situation, sealed effectual.

In order to improve the air outlet efficiency, when the valve plate 6 is opened, air flows upwards along the inner wall of the cylindrical wall 5, so that the air outlet 4 is arranged along the edge of the upper end face of the valve cover 2, the air can be directly discharged from the air outlet 4 at the edge without bending and flowing, the air outlet 4 can be formed into continuous holes in various shapes, and the air outlets 4 can be made into English letters.

In order to prevent the air inlet 11 from being blocked by the vacuum bag body during vacuum pumping, a plurality of anti-blocking convex strips 10 are arranged on the lower end face of the bottom valve 1, and the valve plate supporting part 7 is connected with the anti-blocking convex strips 10.

In order to realize the quick axial displacement of valve gap 2, the symmetry is provided with spout 15 on the lateral wall of cylindricality wall 5, the inside wall of valve gap 2 on be provided with and imbed corresponding spout 15 in gliding direction protruding, spout 15 including being located the high-order spout 17 and the low level spout 19 that both ends height was arranged, high-order spout 17 and low level spout 19 between connect through oblique spout 18, only need to rotate the lift that can realize valve gap 2 than less angle, valve gap 2 can not drop moreover, very convenient.

In order to improve the sealing effect and increase the flow of air inlet, the middle part of the valve plate supporting part 7 can be provided with a limiting hole 13, the bottom of the valve plate 6 is provided with an arc protrusion 12 in the middle, the arc protrusion 12 is embedded into the upper part of the limiting hole 13, the arc protrusion 12 blocks the limiting hole 13 in sealing, the valve plate 6 can be prevented from sliding, and the limiting hole 13 can realize air inlet together with the air inlet 11 when air is given out.

In order to improve the sealing effect, the upper end edge of the limiting hole 13 is provided with an arc sealing surface 16 matched with the arc protrusion 12, so that the arc protrusion 12 is in surface contact with the limiting hole 13.

In order to improve the sealing effect, the edge of the upper side of the air inlet 11 is provided with a circle of sealing protrusion 8, the inner side of the top of the sealing protrusion 8 is provided with a circle of sealing inclined plane 9, and the surface contact between the sealing protrusion 8 and the bottom surface of the valve plate 6 can be realized.

The valve block 6 is made of EVA or TUV or silica gel materials which are soft materials, can generate deformation and sealing effects, have certain elasticity and can be extruded.

As an embodiment of the present invention:

as shown in fig. 3, the air valve is in a sealed state, when air extraction is needed, the valve cover 2 is rotated to enable the guide protrusion of the inner side wall of the valve cover 2 to slide along the sliding groove 15, the position of the guide protrusion slides from the low-position sliding groove 19 to the high-position sliding groove 17, the valve cover 2 rises for a certain distance, meanwhile, the pressing ring 3 is separated from the valve plate 6, then the air suction pipe covers the valve cover 2 to extract air, the valve plate 6 can be lifted, the air inlet 11 is opened, air in the vacuum bag is extracted, and the air upwards passes through the air outlet 4 along the space between the pressing ring 3 and the inner side wall of the valve cover 2 to.

After air exhaust is finished, the valve plate 6 automatically descends to seal the air inlet 11 under the action of negative pressure, and then the valve cover 2 is rotated to enable the pressing ring 3 to press the valve plate 6, so that sealing is realized.

The utility model discloses a valve block structure that can float, valve block carry on spacingly through its peripheral guide structure, and whole efficiency of giving vent to anger is than higher, and the valve gap can carry out axial displacement moreover, compresses tightly the valve block, and the valve block supporting part wholly supports the valve block, and the leakproofness is good.

Claims

1. A vacuum bag quick air outlet valve comprises a bottom valve (1) and a valve cover (2), it is characterized in that the upper end of the bottom valve (1) is centrally provided with a cylindrical wall (5), the valve cover (2) covers the upper end of the cylindrical wall (5) and can lift up and down along the cylindrical wall (5), an air outlet (4) is arranged on the valve cover (2), an air inlet (11) is arranged in the middle of the bottom valve (1), a valve plate (6) which can float up and down to seal and open the air inlet (11) is arranged in the cylindrical wall (5), a valve plate supporting part (7) is arranged in the middle of the air inlet (11), a guide structure (14) matched with the valve plate (6) is arranged on the side wall of the cylindrical wall (5), so that the central axis of the valve plate (6) can not deviate from the central axis of the cylindrical wall (5) when the valve plate (6) moves up and down.

2. The vacuum bag quick air vent valve according to claim 1, wherein the guide structure (14) is at least two guide pillars uniformly distributed on the inner side wall of the cylindrical wall (5) and vertically arranged.

3. The vacuum bag quick air outlet valve according to claim 2, wherein a ring of pressing ring (3) is arranged in the center of the lower end surface of the valve cover (2), and the pressing ring (3) presses the edge of the valve plate (6) when the valve cover (2) is located at the lower position.

4. The vacuum bag quick air vent valve according to claim 3, wherein the air vent (4) is arranged along the edge of the upper end face of the valve cover (2).

5. The vacuum bag quick air outlet valve according to any one of claims 1 to 4, wherein a plurality of anti-blocking ribs (10) are provided on the lower end surface of the bottom valve (1), and the valve sheet support part (7) is connected with the anti-blocking ribs (10).

6. The vacuum bag quick air vent valve according to claim 5, wherein sliding grooves (15) are symmetrically formed in the outer side wall of the cylindrical wall (5), guide protrusions embedded into the corresponding sliding grooves (15) to slide are formed in the inner side wall of the valve cover (2), the sliding grooves (15) comprise a high-position sliding groove (17) and a low-position sliding groove (19) which are arranged at two ends in a high-low mode, and the high-position sliding groove (17) and the low-position sliding groove (19) are connected through an inclined sliding groove (18).

7. The vacuum bag quick air vent valve according to claim 6, wherein a limiting hole (13) is formed in the middle of the valve plate support portion (7), an arc protrusion (12) is centrally formed at the bottom of the valve plate (6), and the arc protrusion (12) is embedded into the upper portion of the limiting hole (13).

8. The vacuum bag quick air vent valve according to claim 7, wherein the upper edge of the limiting hole (13) is provided with a circular arc sealing surface (16) matched with the circular arc protrusion (12).

9. The vacuum bag quick air vent valve according to claim 8, wherein the upper side edge of the air inlet (11) is provided with a circle of sealing protrusion (8), and the top inner side of the sealing protrusion (8) is provided with a circle of sealing inclined plane (9).

10. The vacuum bag quick air vent valve according to claim 9, wherein the valve sheet (6) is made of EVA, TUV or silica gel material.