CN213451896U

CN213451896U - Valve core for inflation and deflation

Info

Publication number: CN213451896U
Application number: CN202021847157.5U
Authority: CN
Inventors: 杨立杰; 杨紫怡
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-06-15
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to a fill case for gassing, including the disk seat, valve body upper cover and the valve box body that connect gradually, cover on the valve body and be equipped with first gas pocket, be equipped with the second gas pocket on the valve box body, be equipped with the sealing member that can follow the sliding of valve body upper cover and valve box body axis and shutoff first gas pocket or second gas pocket respectively between valve body upper cover and the valve box body, disk seat, valve body upper cover, valve box body and the coaxial setting of sealing member, through pressing the sealing member, make first gas pocket and second gas pocket switch on to realize gas transmission. The utility model discloses simple structure, gaseous stable transmission, sealed effectual, avoid gas leakage.

Description

Valve core for inflation and deflation

Technical Field

The utility model relates to a gas transmission part technical field especially relates to a fill and aerify and use case.

Background

In daily life and production, when objects are inflated and deflated, the valve core is required to be operated.

When the existing valve core structure is used for inflation and deflation, the internal structure of the existing valve core structure is unstable, and stable gas transmission cannot be guaranteed. And the sealing effect is poor, and the air leakage phenomenon is easy to occur.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a simple structure, gaseous stable transmission, sealed effectual, avoid gas leakage fill gassing with case.

The utility model provides a fill case for gassing, including disk seat, valve body upper cover and the valve box body that connects gradually, cover on the valve body and be equipped with first gas pocket, be equipped with the second gas pocket on the valve box body, be equipped with the sealing member that can slide and the first gas pocket of shutoff or second gas pocket respectively along valve body upper cover and valve box body axis between valve body upper cover and the valve box body, disk seat, valve body upper cover, valve box body and the coaxial setting of sealing member, through pressing down the sealing member makes first gas pocket switches on with the second gas pocket to realize gas transmission.

Preferably, a clamping portion is arranged on the valve seat, and a clamping block is arranged on the clamping portion.

In any of the above schemes, preferably, the center of the valve body upper cover is provided with a first limiting clamping hole, the first air hole is arranged along the circumferential direction of the first limiting clamping hole, the center of the valve box body is provided with a second limiting clamping hole, and the second air hole is arranged along the circumferential direction of the second limiting clamping hole.

In any one of the above schemes, preferably, the valve box body is provided with a convex sealing waterline.

In any one of the above aspects, preferably, the sealing member includes a pressing portion, a sealing portion, and a stopper portion, which are connected in sequence.

In any of the above schemes, preferably, when the pressing portion is inserted into the first limiting clamping hole and the limiting portion is inserted into the second limiting clamping hole, the sealing portion seals the first air hole.

In any of the above schemes, preferably, when the pressing portion is inserted into the second limiting clamping hole and the limiting portion is inserted into the first limiting clamping hole, the sealing portion seals the second air hole.

In any of the above aspects, the sealing portion is preferably of a bowl-shaped configuration.

In any one of the above schemes, the protective cover further comprises a dustproof protective cover, and a clamping brim is arranged on the dustproof protective cover and clamped with the clamping blocks.

The utility model also provides a fast-assembling mechanism, include the fast-assembling jack catch and as above fill and deflate and use the case, the fast-assembling jack catch with fill and deflate and use the mutual joint of case.

Compared with the prior art, the utility model has the advantages and beneficial effects do:

1. the valve seat, the upper valve body cover, the valve box body and the sealing element are coaxially arranged, the pressing part and the limiting part of the sealing element respectively slide up and down along the first limiting clamping hole and the second limiting clamping hole when the air is inflated and deflated, the sealing element can be guaranteed to only slide along the axis between the upper valve body cover and the valve box body, the shaking phenomenon cannot occur, and stable gas transmission is guaranteed. When gas transmission finishes, the sealing member of can also being convenient for resets fast, the skew phenomenon can not appear, and the leakproofness is good.

2. The sealing part is of a bowl-shaped structure, the larger the acting force of gas is, the tighter the cambered surface fitting gas hole of the bowl-shaped structure is, and the sealing effect of the sealing part on the gas hole can be ensured to avoid gas leakage.

3. Fill for gassing case and fast-assembling jack catch cooperation use, can further guarantee gaseous even biography conveying, the trachea is direct to be connected with the fast-assembling jack catch, more can have sufficient time and energy adjustment vacuum bag internal object state when liberating both hands, makes it reach the convenient pile up of required shape as far as to further improve work efficiency.

The following will further explain the valve core for air inflation and deflation in the present invention with reference to the attached drawings.

Drawings

FIG. 1 is an exploded view of example 1;

FIG. 2 is a front view of embodiment 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an exploded view of example 2;

FIG. 5 is a front view of embodiment 2;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is a cross-sectional view of the dust protective cover;

FIG. 8 is a perspective view of

embodiments

3 and 4;

wherein: 1. a dust-proof protective cover; 11. clamping eaves; 2. a valve seat; 21. a clamping part; 211. a clamping block; 3. a seal member; 31. a pressing part; 32. a sealing part; 33. a limiting part; 4. a valve body upper cover; 41. a first limit clamp hole; 42. a first air hole; 5. a valve box body; 51. a second limit clamp hole; 52. a second air hole; 53. sealing the waterline; 6. fast-assembling jack catch.

Detailed Description

Example 1

As shown in fig. 1-3, the present embodiment provides a valve core for inflation, including a valve seat 2, a valve body upper cover 4 and a valve box body 5, which are connected in sequence, where the valve body upper cover 4 is provided with a first air hole 42, the valve box body 5 is provided with a second air hole 52, the center of the valve body upper cover 4 is provided with a first limiting clamping hole 41, the first air hole 42 is arranged along the circumferential direction of the first limiting clamping hole 41, the center of the valve box body 5 is provided with a second limiting clamping hole 51, and the second air hole 52 is arranged along the circumferential direction of the second limiting clamping hole 51.

And a sealing element 3 which can respectively slide along the axes of the valve body upper cover 4 and the valve box body 5 and block the first air hole 42 is arranged between the valve body upper cover 4 and the valve box body 5.

The sealing element 3 comprises a pressing portion 31, a sealing portion 32 and a limiting portion 33 which are sequentially connected and coaxially arranged, the pressing portion 31 is inserted into the first limiting clamping hole 41, and when the limiting portion 33 is inserted into the second limiting clamping hole 51, the sealing portion 32 seals the first air hole 42. Wherein, sealing portion 32 and spacing portion 33 are integrated into one piece structure shaping, are equipped with on the sealing portion 32 and press the indent, press the portion 31 card to fix in pressing the indent.

Specifically, during inflation, the sealing element 3 slides along the axes of the valve body upper cover 4 and the valve box body 5 respectively under the pushing action of gas, wherein the pressing portion 31 slides relative to the axis of the first limiting clamping hole 41, the limiting portion 33 slides relative to the axis of the second limiting clamping hole 51, and the sealing portion 32 removes the blockage of the first air hole 42 while the sealing element 3 slides, so that the first air hole 42 is communicated with the second air hole 52, and inflation is achieved.

The valve seat 2, the valve body upper cover 4, the valve box body 5 and the sealing element 3 are coaxially arranged, the pressing part 31 and the limiting part 33 of the sealing element 3 respectively slide up and down along the first limiting clamping hole 41 and the second limiting clamping hole 51 when the sealing element is inflated, the sealing element 3 can only slide along the axis between the valve body upper cover 4 and the valve box body 5, the shaking phenomenon cannot occur, and stable gas transmission is guaranteed. When gas transmission finishes, can also be convenient for sealing member 3 and reset fast, the skew phenomenon can not appear, and the leakproofness is good.

Further, the sealing portion 32 is formed in a bowl-shaped structure, and the curvature of the arc surface of the bowl-shaped structure is identical to the curvature of the arc surface of the valve body upper cover 4. Wherein, the cambered surface of bowl type structure is laminated in first gas pocket 42, and when aerifing the completion, the inside gas of article has the effort to sealing 32, makes the cambered surface of bowl type structure hug closely first gas pocket 42, and gaseous effort is big more, and the cambered surface laminating first gas pocket 42 of bowl type structure is inseparabler more, can guarantee sealing 32 to the sealed effect of first gas pocket 42 to avoid gas leakage.

Further, a clamping portion 21 is arranged on the valve seat 2, and a clamping block 211 is arranged on the clamping portion 21. Wherein, the clamping block 211 is arranged on the inner periphery of the clamping part. Still include dustproof visor 1, as shown in fig. 7, dustproof visor 1 is last to be equipped with the card eaves 11 with the mutual joint of joint piece 211.

In the structure, the dustproof protective cover 1 has a dustproof function, so that dust is prevented from entering the valve core when the valve core is not used. The connection structure between dustproof visor 1 and disk seat 2 guarantees the connection structure stability between dustproof visor 1 and the disk seat 2 on the one hand, and on the other hand can guarantee the leakproofness between dustproof visor 1 and the disk seat 2.

Example 2

The difference from embodiment 1 is that, as shown in fig. 4 to 6, a sealing member 3 capable of sliding along the axes of the valve body upper cover 4 and the valve box 5 and blocking the second air hole 52 is provided between the valve body upper cover 4 and the valve box 5. The pressing portion 31 is inserted into the second limit card hole 51, and when the limit portion 33 is inserted into the first limit card hole 41, the sealing portion 32 seals the second air hole 52. The pressing portion 31, the sealing portion 32 and the stopper portion 33 are integrally formed.

Specifically, during air extraction, the sealing element 3 slides along the axes of the valve body upper cover 4 and the valve box body 5 respectively under the pushing action of the gas, wherein the pressing portion 31 slides relative to the axis of the second limit clamping hole 51, the limit portion 33 slides relative to the axis of the first limit clamping hole 41, and the sealing portion 32 removes the blockage of the second air hole 52 while the sealing element 3 slides, so that the first air hole 42 is communicated with the second air hole 52, thereby realizing air extraction.

The sealing portion 32 is formed in a bowl-shaped structure, and the curvature of the arc surface of the bowl-shaped structure is identical to the curvature of the arc surface of the valve body seat. Wherein the arc surface of the bowl-shaped structure is attached to the second air hole 52.

In addition, a protruded sealing water line 53 is provided in the valve housing 5 to enhance the sealing effect between the sealing portion 32 and the valve housing 5.

Example 3

As shown in fig. 8, the present embodiment provides a quick-assembly mechanism, which includes a quick-assembly claw 6 and an inflation valve core, where the quick-assembly claw 6 and the inflation valve core are clamped to each other. The quick-assembly claw 6 is in a quick-assembly claw structure disclosed in patent No. 201810226080.0, and the valve core for inflation is the valve core for inflation in embodiment 1. Wherein, be equipped with joint portion 21 on the disk seat 2, the interior periphery of joint portion 21 all is equipped with joint piece 211, the link and the buckle joint section of fast-assembling jack catch 6 and the mutual joint of joint piece 211.

The quick-assembling mechanism of the embodiment can be used for inflating any base body needing inflation, such as an air bed, a rubber boat and the like.

When the dustproof protective cover is used, the dustproof protective cover 1 is taken down, the fast-assembly clamping claws 6 are clamped with the inflation valve, and the fast-assembly mechanism is arranged at the inflation port of an article. Specifically, the valve seat 2 is fixed with the base body in a welding or thermoplastic bonding mode, the fast-assembly clamping jaw 6 is clamped and fixed with the inflation valve, and the fast-assembly clamping jaw 6 is connected with the inflation pump through an air pipe so as to inflate the base body.

Example 4

As shown in fig. 8, the present embodiment provides a quick-assembly mechanism, which includes a quick-assembly claw 6 and a valve core for air release, wherein the quick-assembly claw 6 and the valve core for air release are mutually clamped. The quick-assembly jaw 6 is of a quick-assembly jaw structure in patent No. 201810226080.0, and the air release valve core is the air release valve core in embodiment 2. Wherein, be equipped with joint portion 21 on the disk seat 2, the interior periphery of joint portion 21 all is equipped with joint piece 211, the link and the buckle joint section of fast-assembling jack catch 6 and the mutual joint of joint piece 211.

The quick-assembling mechanism of the embodiment can be used for exhausting air for any base body needing air inflation, such as a vacuum bag, a vacuum tank and equipment waiting for vacuumizing.

When the device is used, the dustproof protective cover 1 is taken down, the fast-assembly clamping jaw 6 is clamped with the inflation valve, and the fast-assembly mechanism is arranged at the air exhaust port of an article. Specifically, the valve seat 2 is fixed with the base body in a welding or thermoplastic bonding mode, the fast-assembly clamping jaw 6 is clamped and fixed with the inflation valve, and the fast-assembly clamping jaw 6 is connected with the air suction pump through an air pipe so as to realize air suction of the base body.

Combine above the embodiment, the utility model discloses an fill advantage that valve core for gassing had is:

1. the valve seat 2, the valve body upper cover 4, the valve box body 5 and the sealing element 3 are coaxially arranged, the pressing part 31 and the limiting part 33 of the sealing element 3 respectively slide up and down along the first limiting clamping hole 41 and the second limiting clamping hole 51 when the air is inflated and deflated, the sealing element 3 can only slide along the axis between the valve body upper cover 4 and the valve box body 5, the shaking phenomenon cannot occur, and stable gas transmission is guaranteed. When gas transmission finishes, can also be convenient for sealing member 3 and reset fast, the skew phenomenon can not appear, and the leakproofness is good.

2. The sealing part 32 is of a bowl-shaped structure, the larger the acting force of gas is, the tighter the cambered surface of the bowl-shaped structure is attached to the gas hole, and the sealing effect of the sealing part 32 on the gas hole can be ensured to avoid gas leakage.

3. Fill for gassing case and the cooperation of fast-assembling jack catch 6 and use, can further guarantee gaseous even biography conveying, the trachea is direct to be connected with fast-assembling jack catch 6, more can have sufficient time and energy adjustment vacuum bag object state in the liberation both hands, makes it reach the convenient pile up of required shape as far as to further improve work efficiency. Wherein, the vacuum bag can be a transparent bag.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. A valve core for inflation and deflation is characterized in that: including disk seat, valve body upper cover and the valve box body that connects gradually, cover on the valve body and be equipped with first gas pocket, be equipped with the second gas pocket on the valve box body, be equipped with the sealing member that can follow the valve body upper cover and the valve box body axis respectively and slide and the first gas pocket of shutoff or second gas pocket between valve body upper cover and the valve box body, disk seat, valve body upper cover, valve box body and the coaxial setting of sealing member are through pressing the sealing member makes first gas pocket switches on with the second gas pocket to realize gas transmission.

2. The valve element for inflation and deflation according to claim 1, wherein: the valve seat is provided with a clamping portion, and the clamping portion is provided with a clamping block.

3. The valve element for inflation and deflation according to claim 1, wherein: the valve box body is characterized in that a first limiting clamping hole is formed in the center of the upper cover of the valve body, the first air hole is formed in the circumferential direction of the first limiting clamping hole, a second limiting clamping hole is formed in the center of the valve box body, and the second air hole is formed in the circumferential direction of the second limiting clamping hole.

4. The valve cartridge for inflation and deflation of claim 3, wherein: and a convex sealing waterline is arranged on the valve box body.

5. The valve cartridge for inflation and deflation of claim 3, wherein: the sealing element comprises a pressing part, a sealing part and a limiting part which are connected in sequence.

6. The valve element for inflation and deflation according to claim 5, wherein: when the pressing part is inserted into the first limiting clamping hole and the limiting part is inserted into the second limiting clamping hole, the sealing part is used for plugging the first air hole.

7. The valve element for inflation and deflation according to claim 5, wherein: when the pressing part is inserted into the second limiting clamping hole and the limiting part is inserted into the first limiting clamping hole, the sealing part is used for plugging the second air hole.

8. The valve element for inflation and deflation according to claim 5, wherein: the sealing part is of a bowl-shaped structure.

9. The valve element for inflation and deflation according to claim 2, wherein: still include dustproof visor, dustproof visor be equipped with the card eaves of the mutual joint of joint piece.

10. The utility model provides a fast-assembling mechanism which characterized in that: the inflating and deflating valve core comprises a fast-assembling clamping jaw and the inflating and deflating valve core as claimed in any one of claims 1 to 9, wherein the fast-assembling clamping jaw and the inflating and deflating valve core are mutually clamped.