CN102180311B - Air valve for vacuum container - Google Patents
Air valve for vacuum container Download PDFInfo
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- CN102180311B CN102180311B CN 201110128620 CN201110128620A CN102180311B CN 102180311 B CN102180311 B CN 102180311B CN 201110128620 CN201110128620 CN 201110128620 CN 201110128620 A CN201110128620 A CN 201110128620A CN 102180311 B CN102180311 B CN 102180311B
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- ring wall
- lid
- air valve
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Abstract
The invention provides an air valve for a vacuum container. The air valve comprises a valve seat and a cover assembly, wherein the valve seat is provided with an exhaust hole passing through the valve seat; a sealing valve plate for covering the exhaust hole is arranged between the cover assembly and the valve seat; the cover assembly comprises a connecting seat capable of being connected at the valve seat and a cover body capable of being hermetically buckled on the connecting seat; the cover body is provided with a top wall and a side wall, and also has a first annular wall forming a first air sealing layer and a second annular wall forming a second air sealing layer; a seal ring forming a third air sealing layer is arranged between the side wall and the connecting seat; and the first annular wall and the second annular wall respectively protrude from the inner surface of the top wall, and the lower ends of the first and second annular walls respectively prop against the upper surface of the sealing valve plate. Through the three air sealing systems formed by the first annular wall, the second annular wall and the seal ring, the air valve has the advantages that the sealing performance is greatly enhanced and the leakage-resisting and damp-resisting effects are fully ensured.
Description
Technical field
The present invention relates to a kind of for the air valve such as vacuum storage bag, proof cabinet equal vacuum container.
Background technology
At present, vacuum storage bag often is used to the household articless such as the various clothings of vacuum storage, bed clothes, and proof cabinet often is used to stored food, electron audio-visual product and photographic goods etc.Take vacuum storage bag as example, its principle is to discharge the interior air of bag to form vacuum state, so that article are isolated from the outside in the bag by air valve, it is mouldy to prevent from making moist, and article are in compressed state in the back pkt. that deflates, and volume is greatly less, can conveniently store and carry.Yet, the existing vacuum storage bag phenomenon that often can leak air in use for some time on the market, namely outside air enters into vacuum storage bag inside, have a strong impact on to take in effect, this mainly all be since the sealing effectiveness of air valve not good enough due to.
Summary of the invention
The object of the invention is to the defective for prior art, a kind of air valve that is used for vacuum vessel of good sealing effect is provided.
For solving the problems of the technologies described above, the present invention has adopted following technical scheme: design a kind of air valve for vacuum vessel, comprise valve seat and cap assemblies, described valve seat has the deflation hole that passes its formation, has between described cap assemblies and the valve seat be used to the sealing valve block that covers described deflation hole; Described cap assemblies comprises Connection Block and the salable lid that is fastened on this Connection Block that can be connected in described valve seat, and described lid has roof and sidewall; Described lid has the first ring wall that consists of the first heavy sealing gland and the second ring wall that consists of the second heavy sealing gland, is provided with the seal ring that consists of triple sealing glands between described sidewall and the described Connection Block; Described the first ring wall and the second ring wall protrude out downwards from the inside face of described roof respectively, and when described lid was fastened on described Connection Block, the bottom of described the first ring wall and the second ring wall pressed on respectively the upper surface of described sealing valve block.
Preferably, described the first ring wall and the second ring wall are concentric circles, and the diameter of described the second ring wall is greater than the diameter of the first ring wall; The bottom of described the first ring wall is flat anchor ring, and the bottom of described the second ring wall is the circular fin of point.When described anchor ring and circular fin down the time, described circular fin is lower than described anchor ring.Like this, when lid was fastened on the Connection Block, the circular fin of the anchor ring of the first ring wall and the second ring wall pressed on respectively the upper surface of sealing valve block, and circular fin presses deeplyer than anchor ring, better tightness.
Preferably, be provided with elastic lock between the sidewall of described lid and the described Connection Block, the roof inside face of this lid is provided with diameter greater than the elastic lock ring of described the first ring wall and the second ring wall diameter, the bottom of this elastic lock ring have can with described Connection Block on the clasp that fastens of ring-type muscle, the lower surface of described clasp is higher than the bottom of described the first ring wall and the second ring wall; Have on the described ring-type muscle be used to the first guide surface that guides described clasp to engage with the ring-type muscle, described clasp has the second guide surface that cooperates with described the first guide surface, and the first guide surface and the second guide surface are basically identical inclined-plane, inclination angle.Preferably, described elastic lock ring is comprised of the multi-section circular arc wall of mutual partition.Described Connection Block is provided with the annular wall that cooperates with vacuum extractor.For the ease of opening elastic lock, described lid is provided with the spanner section that is positioned at the elastic lock top, and this spanner section is formed on the described sidewall projectedly, and the surface of this spanner section has anti-skidding striped.Preferably, the roof of described lid is dome-shaped, to increase resistance to deformation intensity.
Preferably, pass through soft chain connection between described lid and the Connection Block.
Preferably, be separable clamping between described Connection Block and the described valve seat.
Preferably, the bottom of described valve seat is provided with the drainage plate that polylith is parallel to each other, and has the gas guide groove that is communicated in described deflation hole between the adjacent drainage plate.
Preferably, the end face of described valve seat is provided with super sonic/high frequency bonding wire.
Air valve of the present invention consists of triple gas sealing systems by the first ring wall, the second ring wall and seal ring, has greatly strengthened sealing property, has fully guaranteed leakproof and moisture effect.Elastic lock and elastic lock ring consist of dual fastening system, can strengthen locking effect but do not affect pulling open of lid, have guaranteed the locating effect of lid on Connection Block, can effectively prevent from affecting sealing property because of the displacement of lid.
Description of drawings
Fig. 1 is the structural representation of having used the vacuum bag of a kind of air valve of the present invention.
Fig. 2 is the lid buckling state scheme drawing of the air valve among Fig. 1.
Fig. 3 is the lid open mode scheme drawing of air valve shown in Figure 2.
Fig. 4 is the parts explosion of air valve shown in Figure 2.
Fig. 5 is the front plan view of air valve shown in Figure 2.
Fig. 6 is the upward view of air valve shown in Figure 2.
Fig. 7 is the side plan view of air valve shown in Figure 2.
Fig. 8 is the A-A cutaway view of Fig. 5.
Fig. 9 is the B partial enlarged drawing of Fig. 8.
The specific embodiment
Figure 1 shows that the vacuum bag 10 of having used a kind of air valve of the present invention, structure and the conventional vacuum bag of this vacuum bag are basic identical, comprise the bag 20 that is rectangle and the air valve 30 that is arranged on the bag 20.One end of bag 20 is provided with the sack 50 with sealing band 40, and the contents such as clothing, bed clothes can be put into bag inside by this sack 50, then comes sack 50 is sealed by press seal bar 40.Certainly, be not limited to seal with sealing band, other is any can realize repeating to open and seal and can satisfy the sealing means that air-tightness requires and all can herein.
Extremely shown in Figure 9 such as Fig. 2, air valve 30 comprises valve seat 1 and cap assemblies 2, described valve seat 1 has the deflation hole 11 that passes its formation, have between described cap assemblies 2 and the valve seat 1 for the sealing valve block 3 that covers deflation hole 11, sealing valve block 3 is only opened when vacuumizing, then under the gas pressure of outside air, automatically deflation hole 11 is sealed at ordinary times, detain back lid to prevent from also not having enough time vacuumizing firm end flow backwards back phenomenon in the bag 20 of air occurs during this period of time.One end of sealing valve block 3 cooperates realization to locate by two knock holees 31 with registration mast 15 on the valve seat 1, and will sealing valve block 3 by the fixed leg 24 on the cap assemblies 2, to be provided with this side pressure of knock hole 31 tight, is inhaled in the vacuum extractor in pumping process to prevent seal valve sheet 3.Valve seat 1 has the connecting portion 14 that passes bag 20, except this connecting portion 14, the remainder of valve seat 1 all is positioned at the inboard of bag 20, end face 16 around the connecting portion 14 is provided with super sonic/high frequency bonding wire 161, process in order to more effectively carry out welded seal with the inboard of bag 20, in case locate here to leak gas.Certainly, can also adopt alternate manner to carry out encapsulation process herein, such as bonding etc., as long as can satisfy bubble-tight requirement.The bottom of valve seat 1 is provided with the drainage plate 12 that polylith is parallel to each other, and has horizontal gas guide groove 131 and many vertical gas guide grooves 132 that are parallel to each other of being communicated in deflation hole 11 between the adjacent drainage plate 12.Middle two the longest drainage plates 12 are respectively equipped with connected entrance 121 in the position that is positioned at deflation hole 11, in order to two sections grooves about horizontal gas guide groove 131 are communicated with.The said structure of valve seat 1 bottom can prevent that the collecting articles such as clothing, bed clothes from stopping up deflation hole 11 and affecting the effect that vacuumizes.
Described cap assemblies 2 comprises Connection Block 21 and the salable lid 22 that is fastened on this Connection Block 21 that can be connected in valve seat 1, is separable clamping between Connection Block 21 and the valve seat 1, so that cap assemblies 2 cleans easily or changes.Be called again " plastic hinge " by soft hinge 23(between this lid 22 and the Connection Block 21) link together, make cap assemblies 2 form an integral body, can prevent the loss of lid 22.
This lid 22 has roof 221 and sidewall 222, and this roof 221 is dome-shaped, to increase resistance to deformation intensity.The inside face of this roof 221 has the first ring wall 223 that consists of the first heavy sealing gland and the second ring wall 224 that consists of the second heavy sealing gland, is provided with " O " RunddichtringO 4 that consists of triple sealing glands between sidewall 222 and the Connection Block 21.
Described the first ring wall 223 and the second ring wall 224 protrude out downwards from the inside face of roof 221 respectively, and the first ring wall 223 and the second ring wall 224 are concentric circles, and the diameter of the second ring wall 224 is greater than the diameter of the first ring wall 223.The bottom of the first ring wall 223 is that the bottom of flat anchor ring 2231, the second ring walls 224 is the circular fin 2241 of point, and when anchor ring 2231 and circular fin 2241 down the time, circular fin 2241 is lower than anchor ring 2231.When lid 22 is fastened on the Connection Block 21, the circular fin 2241 of the anchor ring 2231 of the first ring wall 223 and the second ring wall 224 presses on respectively the upper surface of sealing valve block 3, anchor ring 2231 contacts with sealing valve block 3 upper surface formation faces, circular fin 2241 forms line with sealing valve block 3 upper surfaces and contacts, and circular fin 2241 is pressed deeplyer than anchor ring 2231, better tightness.
Be provided with elastic lock 24 between the sidewall 222 of described lid 22 and the described Connection Block 21, this elastic lock 24 comprises the locking plate 225 that is formed on the sidewall 222 and the projection 211 that is formed on the Connection Block 21, the opposite side relative with soft hinge 23 that locking plate 225 is positioned at sidewall 222, the position of projection 211 is corresponding with locking plate 225, has on the locking plate 225 and projection 211 lockholes that cooperate 227.When lid was fastened on the Connection Block 21, projection 211 just in time snapped in the lockhole 227 of locking plate 225.For the ease of opening elastic lock 24, lid 22 is provided with the spanner section 228 that is positioned at elastic lock 24 tops, and this spanner section 228 is formed on the sidewall 222 projectedly, and the surface of this spanner section 228 has anti-skidding striped 2281.
Except the first heavy fastening system that above-mentioned elastic lock 24 consists of, roof 221 inside faces of lid 22 also are provided with diameter greater than the elastic lock ring 226 of the second ring wall 224 diameters, this elastic lock ring 226 is comprised of the multi-section circular arc wall 2261 of mutual partition, to strengthen its elasticity.The bottom of elastic lock ring 226 have can with Connection Block 21 on the clasp 2262 that fastens of ring-type muscle 212, the lower surface of clasp 2262 is higher than the anchor ring 2231 of the first ring wall 223 bottoms and the circular fin 2241 of the second ring wall 224 bottoms.The middle part of the upper surface of Connection Block 21 is provided with the annular wall 213 that cooperates with vacuum extractor (for example dust collecting fan or hand-operated pumping cylinder).Has the first guide surface 2121 that engages with ring-type muscle 212 for guiding clasp 2262 on the ring-type muscle 212, then having the second guide surface 2263, the first guide surfaces 2121 and the second guide surface 2263 that cooperate with the first guide surface 2121 on clasp 2262 is basically identical inclined-plane, inclination angle.
During use, at first open the sealing band 40 of vacuum bag 10, pack contents into bag 20 from sack 50 in, then with sealing band 40 with sack 50 sealing; Behind the good seal, open the lid 22 on the air valve 30, cooperate with annular wall 213 on the Connection Block 21 with hand-operated pumping cylinder or dust collecting fan, the gases in the bag 20 are extracted out, make its inner vacuum that forms.Bleed finish after, again be anchored on the Connection Block 21 with lid 22, with air valve 30 sealing locking, at last vacuum bag 10 and interior contents thereof are put into wardrobe etc. and are stored.
Above-described only is preferred implementation of the present invention, should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, and these all belong to protection scope of the present invention.
Claims (9)
1. be used for the air valve of vacuum vessel, comprise
Valve seat and cap assemblies, described valve seat has the deflation hole that passes its formation, has between described cap assemblies and the valve seat be used to the sealing valve block that covers described deflation hole;
Described cap assemblies comprises Connection Block and the salable lid that is fastened on this Connection Block that can be connected in described valve seat, and described lid has roof and sidewall; It is characterized in that:
Described lid has the first ring wall that consists of the first heavy sealing gland and the second ring wall that consists of the second heavy sealing gland, is provided with the seal ring that consists of triple sealing glands between described sidewall and the described Connection Block;
Described the first ring wall and the second ring wall protrude out downwards from the inside face of described roof respectively, and when described lid was fastened on described Connection Block, the bottom of described the first ring wall and the second ring wall pressed on respectively the upper surface of described sealing valve block;
Be provided with elastic lock between the sidewall of described lid and the described Connection Block, the roof inside face of this lid is provided with diameter greater than the elastic lock ring of described the first ring wall and the second ring wall diameter, the bottom of this elastic lock ring have can with described Connection Block on the clasp that fastens of ring-type muscle, the lower surface of described clasp is higher than the bottom of described the first ring wall and the second ring wall; Have on the described ring-type muscle be used to the first guide surface that guides described clasp to engage with the ring-type muscle, described clasp has the second guide surface that cooperates with described the first guide surface, and the first guide surface and the second guide surface are basically identical inclined-plane, inclination angle.
2. air valve according to claim 1, it is characterized in that: described the first ring wall and the second ring wall are concentric circles, and the diameter of described the second ring wall is greater than the diameter of the first ring wall; The bottom of described the first ring wall is flat anchor ring, and the bottom of described the second ring wall is the circular fin of point; When described anchor ring and circular fin down the time, described circular fin is lower than described anchor ring.
3. air valve according to claim 1 and 2, it is characterized in that: described elastic lock ring is comprised of the multi-section circular arc wall of mutual partition.
4. air valve according to claim 1 and 2 is characterized in that: described lid is provided with the spanner section that is positioned at described elastic lock top, and this spanner section is formed on the described sidewall projectedly, and the surface of this spanner section has anti-skidding striped.
5. described air valve according to claim 1 and 2, it is characterized in that: the roof of described lid is dome-shaped.
6. air valve according to claim 1 and 2 is characterized in that: pass through soft chain connection between described lid and the Connection Block.
7. air valve according to claim 1 and 2 is characterized in that: be separable clamping between described Connection Block and the described valve seat.
8. air valve according to claim 1 and 2, it is characterized in that: the bottom of described valve seat is provided with the drainage plate that polylith is parallel to each other, and has the gas guide groove that is communicated in described deflation hole between the adjacent drainage plate.
9. air valve according to claim 1 and 2, it is characterized in that: the end face of described valve seat is provided with super sonic/high frequency bonding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110128620 CN102180311B (en) | 2011-05-18 | 2011-05-18 | Air valve for vacuum container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110128620 CN102180311B (en) | 2011-05-18 | 2011-05-18 | Air valve for vacuum container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102180311A CN102180311A (en) | 2011-09-14 |
| CN102180311B true CN102180311B (en) | 2013-03-20 |
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ID=44566646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110128620 Active CN102180311B (en) | 2011-05-18 | 2011-05-18 | Air valve for vacuum container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102180311B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300012B (en) * | 2014-06-19 | 2017-10-17 | 南京创维家用电器有限公司 | Glass door for refrigerator vacuum fixture and refrigerator |
| EP3523215B1 (en) * | 2016-10-10 | 2020-01-29 | Esat Angay | A valve and a vacuum storage bag equipped said valve |
| CN110371458A (en) * | 2019-07-23 | 2019-10-25 | 慈溪市美德工贸有限公司 | A kind of vacuum bag suspension push type air valve |
| CN110626635B (en) * | 2019-09-12 | 2024-09-03 | 广东太力科技集团股份有限公司 | Valve device for compression bag |
| CN115285522B (en) * | 2022-08-05 | 2024-10-01 | 广东太力科技集团股份有限公司 | Air valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1934383A (en) * | 2004-03-23 | 2007-03-21 | 伊利诺斯器械工程公司 | Leakproof one-way valve for use with vacuum attachment |
| CN201002822Y (en) * | 2006-12-21 | 2008-01-09 | 嘉华金属(上海)有限公司 | Vacuum storing bag |
| CN201068277Y (en) * | 2007-07-03 | 2008-06-04 | 陈亦锋 | Vacuum compression bag |
| CN201372035Y (en) * | 2009-01-14 | 2009-12-30 | 苏铃楚 | Vacuum sealing bag |
| CN202089367U (en) * | 2011-05-18 | 2011-12-28 | 珠海宜心家居有限公司 | Air valve for vacuum vessels |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7713320B2 (en) * | 2006-12-29 | 2010-05-11 | Illinois Tool Works Inc. | Evacuable bag having filter for reducing particulate contamination of vacuum valve |
| US8074685B2 (en) * | 2008-04-14 | 2011-12-13 | Illinois Tool Works, Inc. | One-way valve with flapper for vacuum bag |
-
2011
- 2011-05-18 CN CN 201110128620 patent/CN102180311B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1934383A (en) * | 2004-03-23 | 2007-03-21 | 伊利诺斯器械工程公司 | Leakproof one-way valve for use with vacuum attachment |
| CN201002822Y (en) * | 2006-12-21 | 2008-01-09 | 嘉华金属(上海)有限公司 | Vacuum storing bag |
| CN201068277Y (en) * | 2007-07-03 | 2008-06-04 | 陈亦锋 | Vacuum compression bag |
| CN201372035Y (en) * | 2009-01-14 | 2009-12-30 | 苏铃楚 | Vacuum sealing bag |
| CN202089367U (en) * | 2011-05-18 | 2011-12-28 | 珠海宜心家居有限公司 | Air valve for vacuum vessels |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102180311A (en) | 2011-09-14 |
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