CN203294545U - Air extracting device of vacuum preservation box - Google Patents
Air extracting device of vacuum preservation box Download PDFInfo
- Publication number
- CN203294545U CN203294545U CN2013203461655U CN201320346165U CN203294545U CN 203294545 U CN203294545 U CN 203294545U CN 2013203461655 U CN2013203461655 U CN 2013203461655U CN 201320346165 U CN201320346165 U CN 201320346165U CN 203294545 U CN203294545 U CN 203294545U
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- portable plate
- hole
- lid
- gum cover
- air extractor
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Abstract
The utility model discloses an air extracting device of a vacuum preservation box. The air extracting device is arranged on a box cover and is used for extracting air in a box body. The air extracting device comprises a movable plate with an exhaust hole. The movable plate is arranged on the face of the box cover and is hinged to the face of the box cover. An exhaust valve is sleeved with the exhaust hole. An air extracting hole is formed in the box cover covered by the movable plate. An air extracting valve is sleeved with the air extracting hole. One end of a rubber sleeve is connected below the movable plate in a sealing mode and wraps the exhaust hole, and the other end of the rubber sleeve is connected on the face of the box cover in a sealing mode and wraps the air extracting hole. A pressure relief hole is further formed in the box cover. A pressure relief valve is sleeved with the pressure relief hole. The exhaust hole, the rubber sleeve, the air extracting hole and the box body form a communication cavity. The exhaust valve and the air extracting valve are influenced by changes of the air pressure of the rubber sleeve to slide to open or close. The air extracting device has the advantages of being simple, compact, and light in structure, being organically integrated with the preservation box through a dedicated air extracting tool, being convenient to operate and small in size, and not occupying space.
Description
Technical field
The utility model relates to a kind of preservation device, the espespecially a kind of food fresh-keeping box that can manufacture vacuum state.
Background technology
Vacuum-packed Main Function is deoxygenation, to be conducive to prevent food spoilage, the food Biodeterioration is mainly caused by the activity of germ, and the existence of most of microbe (as yeast and mold) needs oxygen, and vacuum crisper uses this principle exactly, in box and food cell in oxygen take out, making germ lose " environment of existence " experimental results show that: when the oxygen concentration in crisper≤1%, microbial growth and reproduction speed just sharply descend, oxygen concentration≤0.5%, most of microbe will be suppressed and stop breeding.Deaeration in condenser is except suppressing microbial growth and breeding, and another critical function is to prevent Food Oxidation, because in the grease based food, containing a large amount of unsaturated fatty acids, is subjected to the effect of oxygen and oxidation, makes food spoiled, rotten.In addition, oxidation also makes vitamin A and vitamin C loss, and the Unstable Substance in food colour is subjected to the effect of oxygen, makes colour-darkening.So deoxygenation can prevent food spoilage effectively, keeps its color and nutritive value.
The vacuum crisper that occurs on the market at present mainly is comprised of box body, lid, seal ring, adopt the special instrument of bleeding that the air in box is extracted out, make environment in box form vacuum state, the stay-in-grade purpose to reach long preservation food, yet these vacuum crisper ubiquities; The shared space of complex structure, high expensive, box and the instrument of bleeding is larger, deposits inconvenience, uses the defects such as troublesome poeration.
The utility model content
In order to overcome existing vacuum crisper, to configure the special instrument of bleeding, and complex structure, high expensive, take up room large, deposit inconvenience, unhandy deficiency, the purpose of this utility model is to provide a kind of Novel vacuum fresh-keeping box, this vacuum crisper is not only simple in structure, compact, light and handy, and crisper will configure the special instrument of bleeding and organically combine together, make easy to operate, volume is small and exquisite.
In order to achieve the above object, the utility model has adopted following technical scheme:
Design a kind of air extractor of novel vacuum crisper, this vacuum crisper comprises; By box body and lid that seal ring is tightly connected, lid is provided with to aspirate the air extractor of air in box body; Air extractor comprises; One portable plate, be provided with deflation hole, is arranged on described lid face and hinged with it, in deflation hole, is arranged with drain tap, and the lid under portable plate covers is provided with aspirating hole, in aspirating hole, is arranged with evacuating valve; One gum cover has cavity, and wherein an end is connected to hermetically the portable plate below and surrounds deflation hole, and the gum cover other end is connected to hermetically on the lid face and surrounds aspirating hole; On lid, also be provided with relief hole, in relief hole, be arranged with its pressure relief valve, deflation hole, gum cover, aspirating hole, box body form a UNICOM chamber, and drain tap, evacuating valve are subjected to the gum cover pressure variation and slide out or close.
adopted technique scheme, after food is put into to box body, cover lid, because the lid surrounding is provided with O-ring seal, make box body and lid be sealed connected together, then after portable plate being stuck up to certain altitude, down push, because gum cover one end is sealedly connected on the portable plate below and surrounds deflation hole, the other end and boss are tightly connected, portable plate during by perk gum cover also along with being pulled up, gum cover becomes the straight tube dress by original flats, air pressure in gum cover also increases thereupon, increase gradually due to the air pressure in gum cover, the pressure that increased gradually by gum cover of drain tap in deflation hole and aspirating hole and evacuating valve adsorbs and draws close toward centre when the time comes, the upper end of drain tap is clamped on the deflation hole face, and be close to the deflation hole face, entering of blocking-up outside air.Evacuating valve is in addition increased gradually pressure and is up adsorbed in gum cover, simultaneously by in the air intake gum cover in box body.Air when Compressive activities plate down in gum cover is pushed by portable plate external force, and the air pressure of generation increases thereupon, and the air pressure in gum cover pushes up the evacuating valve upper end on the aspirating hole face that is pressed in boss tightly, has blocked air in gum cover and has entered in box body; Otherwise the lower end of drain tap is upwards pressed on top by the air pressure in gum cover, and air in gum cover is discharged in deflation hole.Twitch portable plate so repeatedly, until portable plate is twitched difficulty, the pressure relief valve of lid one side is also inhaled tighter and tighter with lid in addition, proves in box body and has reached vacuum state.During food in getting box body, first pressure relief valve is up lifted, allow outside air enter in the box body of vacuum state the taking-up food of can uncapping.
In order to reach better goal of the invention, Novel vacuum fresh-keeping box of the present utility model also further has following technical characterictic:
Further, in some embodiments, in order to strengthen the pressure that produces in gum cover, gum cover is designed to lower large little cone structure.
Further, in some embodiments, for the ease of placing or change drain tap, gum cover one end and portable plate below are adopted and fixed or the detouchable mode that is tightly connected.
Further, in some embodiments, for the ease of placing or changing evacuating valve, on gum cover one end and lid face, adopt and fix or the detouchable mode that is tightly connected.
Further, in some embodiments, in order to strengthen sealing effectiveness, drain tap, evacuating valve, pressure relief valve and gum cover are that silica gel material is made.
Further, in some embodiments, more tight in order to make to be connected between portable plate and lid at ordinary times, on portable plate, be provided with the card Cao or the grab that with box cover buckling, are connected.
Further, in some embodiments, while bleeding, for perk portable plate easily, on portable plate, be provided with and exceed lid outer rim projection.
Further, in some embodiments, in order to make product integral body more attractive in appearance, the portable plate setting-in also is hinged on the concave station that lid offers, and portable plate and lid are at grade.
Owing to having adopted technique scheme, with existing vacuum crisper, compare, Novel vacuum fresh-keeping box of the present utility model has: structure is simple, compact, light and handy, and crisper will configure the special instrument of bleeding and organically combine together, makes easy to operate, the small and exquisite space-saving advantage of volume.
The accompanying drawing explanation
Fig. 1 is the utility model embodiment lid perspective view;
Fig. 2 is the utility model embodiment ring structure schematic diagram;
Fig. 3 is the utility model embodiment portable plate perspective view;
Fig. 4 is the utility model embodiment portable plate pivot structure schematic diagram;
Fig. 5 is the utility model embodiment gum cover perspective view;
Fig. 6 is three-dimensional 1 structural representation of the utility model embodiment vacuum crisper;
Fig. 7 is three-dimensional 2 structural representations of the utility model embodiment vacuum crisper;
Fig. 8 is the utility model embodiment vacuum crisper forward sight structural representation.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail.
Referring to figs. 1 to shown in Figure 8: vacuum crisper of the present utility model adopts plastic cement to make through mould, comprise box body 2, lid 1, seal ring 20, seal ring 20 is fixed on the inwall of lid 1, by seal ring 20 and box body 2, be sealed and matched, on 1 of lid, offer one with portable plate 3 sizes, the concave station 8 that is identical, the other end both sides of concave station 8 are provided with the joint pin 14 of hinged portable plate rotating shaft 7, on 8 of concave stations, be provided with boss 15, in boss 15, also be provided with aspirating hole 13, on lid 1, also be provided with relief hole 5.Portable plate 3 middle parts are provided with deflation hole 11, for perk portable plate 3 easily, at portable plate 3 front ends, be provided with the projection 10 that exceeds lid 1 outer rim, more tight in order to make to be connected between portable plate 3 and lid 1 at ordinary times, on portable plate 3, be provided with the card Cao or the grab 9 that with lid 1 buckle, are connected, in addition, in portable plate 3 rear ends, offer to embed the caulking groove 16 of portable plate rotating shaft 7, portable plate rotating shaft 7 is embedded in caulking groove 16, and portable plate rotating shaft 7 two ends are hinged on to joint pin 14, portable plate 3 coupling and movable being inlaid on the concave station 8 that lid 1 offers the most at last.In above-mentioned aspirating hole 13, be arranged with and its evacuating valve that coincide (in figure, being signal), in order to strengthen sealing effectiveness, evacuating valve adopts silica gel material to make.The evacuating valve two ends are greater than its corresponding aperture, and shape and drain tap 12, pressure relief valve 6 are similar, and in relief hole, 5 are arranged with the pressure relief valve 6 that it coincide, and in deflation hole, 11 are arranged with and drain tap 12 that it coincide.One end of gum cover 4 is connected to hermetically portable plate 3 belows and surrounds deflation hole 11, and gum cover 4 other ends and boss 15 are tightly connected, and described drain tap 12, pressure relief valve 6 two ends, greater than its corresponding aperture, are also to make for silica gel material.Above-mentioned deflation hole 11, gum cover 4, aspirating hole 13, box body 2 form one and close close UNICOM chamber, and evacuating valve, drain tap 12 are subjected to the pressure variation of gum cover 4 and slide out or close.
adopted technique scheme, after while preserving food, food being put into to box body 2, cover lid 1, because lid 1 surrounding is provided with seal gasket 20, make box body 2 and lid 1 be sealed connected together, then after portable plate 3 being stuck up to certain altitude, down push, because gum cover 4 one ends are sealedly connected on portable plate 3 belows and surround deflation hole 11, the other end and boss 15 are tightly connected, portable plate 3 during by perk gum cover 4 also along with being pulled up, gum cover 4 becomes the straight tube dress by original flats, air pressure in gum cover 4 also increases thereupon, the pressure that increased gradually by gum cover 4 of drain tap 12 in deflation hole 11 and aspirating hole 13 and evacuating valve adsorbs and past centre is drawn close when the time comes, the upper end of drain tap 12 is clamped on 11 of deflation holes, and be close to 11 of deflation holes, entering of blocking-up outside air.Evacuating valve is in addition increased gradually pressure and is up adsorbed in gum cover 4, simultaneously by in the air intake gum cover 4 in box body 2.
When Compressive activities plate 3 down, air in gum cover 4 is pushed by portable plate 3 external force, the air pressure that produces increases thereupon, and it is upper that the air pressure in gum cover 4 pushes up by the evacuating valve upper end 13 of aspirating holes that are pressed in boss 15 tightly, blocked the interior air of gum cover 4 and entered in box body 2; Otherwise the lower end of drain tap 12 is upwards pressed on top by the air pressure in gum cover 4, by the interior air of gum cover 4 from the interior discharge of deflation hole 11.Twitch portable plate 3 so repeatedly, until portable plate 3 is twitched difficulty, the pressure relief valve 6 of lid 1 one sides is also inhaled tighter and tighter with lid 1 surface in addition, proves in box body 2 and has reached vacuum state.During food in getting box body 2, first pressure relief valve 6 is up lifted, allow outside air enter in the box body 2 of vacuum state can to open the lid 1 to take out food.
Above-described embodiment only is explanation technical conceive of the present utility model and characteristics; its purpose is to allow those skilled in the art can understand content of the present utility model and implement according to this; can not limit protection domain of the present utility model with this; the equivalence that all essence of thought according to core technology of the present utility model is done changes or decorates, and all should be encompassed in protection domain of the present utility model.
Claims (9)
1. the air extractor of vacuum crisper, this vacuum crisper comprises; By box body and lid that seal ring is tightly connected, described lid is provided with to aspirate the air extractor of air in box body; It is characterized in that: described air extractor comprises;
Portable plate, described portable plate has deflation hole, and described portable plate is arranged on described lid face and is hinged with it, in described deflation hole, is arranged with drain tap, and the lid under portable plate covers is provided with aspirating hole, in described aspirating hole, is arranged with evacuating valve; One gum cover has cavity, and wherein an end is connected to hermetically the portable plate below and surrounds deflation hole, and the gum cover other end is connected to hermetically on the lid face and surrounds aspirating hole; On described lid, also be provided with relief hole, in described relief hole, be arranged with pressure relief valve, described deflation hole, gum cover, aspirating hole, box body form a UNICOM chamber, and described drain tap, evacuating valve are subjected to the gum cover pressure variation and slide out or close.
2. the air extractor of vacuum crisper according to claim 1 is characterized in that: described gum cover is lower large little cone structure.
3. the air extractor of vacuum crisper according to claim 1, is characterized in that: mode that described gum cover one end and the employing of portable plate below are fixed or detouchable is tightly connected.
4. the air extractor of vacuum crisper according to claim 1 is characterized in that: on described gum cover one end and lid face, adopt the fixing or detouchable mode that is tightly connected.
5. the air extractor of vacuum crisper according to claim 1, it is characterized in that: described drain tap, evacuating valve, pressure relief valve and gum cover are that silica gel material is made.
6. the air extractor of vacuum crisper according to claim 1 is characterized in that: on described lid face, in the aspirating hole surrounding, be provided with a circle boss, described gum cover one end arranges coupling link and boss to carry out detouchable and is tightly connected.
7. the air extractor of vacuum crisper according to claim 1, it is characterized in that: described portable plate is provided with and exceeds lid outer rim projection.
8. the air extractor of vacuum crisper according to claim 1, it is characterized in that: described portable plate is provided with card Cao or the grab that is connected with box cover buckling.
9. the air extractor of vacuum crisper according to claim 1 is characterized in that: the movable setting-in of described portable plate also is hinged on the concave station that lid offers, and portable plate and lid are at grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203461655U CN203294545U (en) | 2013-06-09 | 2013-06-09 | Air extracting device of vacuum preservation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203461655U CN203294545U (en) | 2013-06-09 | 2013-06-09 | Air extracting device of vacuum preservation box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203294545U true CN203294545U (en) | 2013-11-20 |
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ID=49570577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203461655U Expired - Fee Related CN203294545U (en) | 2013-06-09 | 2013-06-09 | Air extracting device of vacuum preservation box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203294545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111109998A (en) * | 2018-10-31 | 2020-05-08 | 浙江苏泊尔家电制造有限公司 | Cooking appliance and pressure control method for cooking appliance |
-
2013
- 2013-06-09 CN CN2013203461655U patent/CN203294545U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111109998A (en) * | 2018-10-31 | 2020-05-08 | 浙江苏泊尔家电制造有限公司 | Cooking appliance and pressure control method for cooking appliance |
| CN111109998B (en) * | 2018-10-31 | 2022-10-21 | 浙江苏泊尔家电制造有限公司 | Cooking appliance and pressure control method for cooking appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Huang Qing Document name: Notice of termination of patent right |
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| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |