CN103644699B - Vacuum drawer and refrigerator - Google Patents
Vacuum drawer and refrigerator Download PDFInfo
- Publication number
- CN103644699B CN103644699B CN201310660934.3A CN201310660934A CN103644699B CN 103644699 B CN103644699 B CN 103644699B CN 201310660934 A CN201310660934 A CN 201310660934A CN 103644699 B CN103644699 B CN 103644699B
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- China
- Prior art keywords
- vacuum
- drawer
- air
- vent
- lid
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/043—Treating air flowing to refrigeration compartments by creating a vacuum in a storage compartment
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Packages (AREA)
Abstract
Disclosure one vacuum drawer and refrigerator, this vacuum drawer include side be provided with the drawer body of opening, for the lid of opening of folding drawer body, and be installed on the vacuum extractor in drawer body. The vacuum drawer that the present invention proposes, by vacuum extractor is installed in drawer body, when vacuum extractor works, vacuum extractor is equivalent to be in the environment of vacuum, it is placed directly under atmospheric environment because of the pressure differential without overcoming atmospheric pressure to produce relative to vacuum extractor, thus reducing the loss of power, improve the evacuation efficiency of vacuum drawer. Vacuum drawer can be reduced on refrigerator the energy consumption of refrigerator.
Description
Technical field
The present invention relates to vacuum processing techniques field, particularly relate to a kind of vacuum drawer and refrigerator.
Background technology
The conventional refrigerated storage temperature of Refrigerator store food is 4 DEG C to 8 DEG C, and in such a case, most of growth of microorganism speed can slow down. But, some microorganism is but addicted to cold, such as yersinia, listeria spp etc. Cryophile reproduction speed in the cold room of refrigerator is fast, thus causing the food spoilage being stored in refrigerator.
In order to food is better stored, now have been developed in and a vacuum chamber is set in refrigerator, by vacuum extractor, vacuum chamber is carried out evacuation process. The Main Function of evacuation is to carrying out deoxygenation in vacuum chamber, to prevent food spoilage. This is because food Biodeterioration is mainly caused by the activity of microorganism, and the existence of most of microbe needs oxygen. Because of at vacuum chamber because being absent from oxygen so that microorganism loses the environment of existence, thus reaching the effect of food fresh-keeping. Can be extended to 20-30 days by the holding time of vacuum technique food, be greatly improved the holding time of food relative to conventional refrigerator cold room. But, because the use of vacuum extractor can improve the energy consumption of refrigerator.
Summary of the invention
The main purpose of the present invention is to provide a kind of vacuum drawer reducing energy consumption and refrigerator.
In order to achieve the above object, the present invention proposes a kind of vacuum drawer, is provided with the drawer body of opening including side, the lid of the opening of drawer body described in folding, and is installed on the vacuum extractor in described drawer body.
Preferably, described vacuum drawer also includes the vacuum-ness detecting device being installed on the medial wall of described drawer body, and for controlling the control device of described vacuum extractor, described vacuum-ness detecting device and vacuum extractor all electrically connect with described control device.
Preferably, the medial wall of described drawer body is provided with projection, it is formed with the containing cavity for housing described vacuum extractor in this projection, is provided with air inlet on the surface of described projection, the lateral wall of described drawer body offers the air vent being connected with described vacuum extractor.
Preferably, described lid deviates from the side of described drawer body and is provided with handle, described vacuum drawer also includes the locker for being rotationally connected by described handle with lid, be located on described lid and air-vent that the chamber resettling that formed with described drawer body connects, and be arranged at described handle and near described drawer body side and insert the projection in described air-vent, when rotating described handle, the chamber resettling that described drawer body is formed is connected with described outside air by described air-vent.
Preferably, described locker includes fixing, with described handle, the connecting rod being connected, and two ends connect the spring of described connecting rod and described lid respectively, described connecting rod is arranged on lid and offers in installing hole to be rotationally connected with described lid, when described handle rotates by air-vent described in described projection folding.
Preferably, described vacuum drawer also includes the first sealing ring of being sheathed on described projection.
Preferably, described vacuum drawer also includes the second sealing ring of the contact end face for sealing described drawer body and lid, and the medial wall of described lid is provided with annular groove, and described second sealing ring is sheathed on described annular groove.
Preferably, described vacuum drawer also includes silencing means, this silencing means includes the connecting tube being installed on described air vent, and deviates from the sealing-plug of described air vent one end for sealing described connecting tube, and this sealing-plug offers the air-vent connected with the cavity in described connecting tube.
Preferably, the collar that the stick harness that described sealing-plug includes being placed in the cavity in described connecting tube is connected with described stick harness, and be positioned at the described collar and deviate from the handle of described stick harness side, when described sealing-plug is filled in described connecting tube, one end of the described collar abuts with the end face of described connecting tube, the outside of described stick harness is provided with the sealing ring of multiple ring-type, on each described sealing ring and all offer described air-vent on the described collar.
The present invention also proposes a kind of refrigerator further, including vacuum drawer, this vacuum drawer include side be provided with the drawer body of opening, the lid of the opening of drawer body described in folding, and be installed on the vacuum extractor in described drawer body.
The vacuum drawer that the present invention proposes, by vacuum extractor is installed in drawer body, when vacuum extractor works, vacuum extractor is equivalent to be in the environment of vacuum, it is placed directly under atmospheric environment relative to vacuum extractor, thus pressure differential without overcoming atmospheric pressure to produce during vacuum equipment work, thus reducing the loss of vacuum equipment power, improve the evacuation efficiency of vacuum drawer. Vacuum drawer can be reduced on refrigerator the energy consumption of refrigerator.
Accompanying drawing explanation
Fig. 1 is the structural representation of the preferred embodiment of vacuum drawer of the present invention;
Fig. 2 is the sectional structure schematic diagram of the preferred embodiment of vacuum drawer of the present invention;
Fig. 3 is the structural representation of lid in vacuum drawer of the present invention;
Fig. 4 is the sectional structure schematic diagram in the A-A direction shown in Fig. 3;
Fig. 5 is the sectional structure schematic diagram in the B-B direction shown in Fig. 3;
Fig. 6 is the structural representation at another visual angle of the lid shown in Fig. 3;
Fig. 7 is the structural representation of sealing-plug in vacuum drawer of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, technical scheme is described further. Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
Seeing figures.1.and.2, Fig. 1 is the structural representation of the preferred embodiment of vacuum drawer of the present invention; Fig. 2 is the sectional structure schematic diagram of the preferred embodiment of vacuum drawer of the present invention.
In this preferred embodiment, vacuum drawer include side be provided with the drawer body 10 of opening, for the lid 20 of opening of folding drawer body, and be installed on the vacuum extractor 30 in drawer body.
In the present embodiment, vacuum extractor 30 can be a vacuum pump, it is also possible to for the vacuum pump system being made up of multiple vacuum pumps. An accommodating chamber is formed, it is necessary to the food that vacuum preserves can be positioned in accommodating chamber at drawer body 10 1 side opening. Accommodating chamber is preferably cuboid, to adapt to the topology requirement of refrigerator. Specifically, in the present embodiment, vacuum extractor 30 is mountable to optional position in drawer body 10, as long as can guarantee that vacuum extractor 30 is installed in drawer body 10, this is not construed as limiting by the present invention.During by vacuum drawer on refrigerator, vacuum drawer can be installed in the cold room of refrigerator. The food not needing vacuum preservation can be placed directly in the cold room of refrigerator, it is necessary to the food that vacuum preserves just is positioned in drawer body 10. Lid 20 is for folding drawer body 10. Lid 20 and drawer body 10 can adopt multiple connected mode, as lid 20 is connected with drawer body 10 by hinge, so when opening lid 20, hinge limits the maximum position that lid 20 is opened, and forgets, to avoid user to be positioned over other place after opening lid 20, the lid 20 that closes. Certainly, it is possible to lid 20 directly snaps on the opening of drawer body 10, adopts therebetween interference fit, to avoid air to enter in accommodating chamber, the fresh-keeping effect of drawer body 10 is affected.
The vacuum drawer that the present embodiment proposes, by vacuum extractor 30 is installed in drawer body 10, when vacuum extractor 30 works, vacuum extractor 30 is equivalent to be in the environment of vacuum, it is placed directly under atmospheric environment relative to vacuum extractor 30, thus vacuum equipment 30 pressure differential without overcoming atmospheric pressure to produce when working, thus reducing the loss of vacuum equipment 30 power, improve the evacuation efficiency of vacuum drawer. Vacuum drawer can be reduced on refrigerator the energy consumption of refrigerator.
Further, in the present embodiment, vacuum drawer also includes the vacuum-ness detecting device (not shown) being installed on the medial wall of drawer body 10, and for controlling the control device (not shown) of vacuum extractor 30, vacuum-ness detecting device and vacuum extractor 30 all electrically connect with control device.
Specifically, the vacuum in vacuum-ness detecting device detection accommodating chamber can be passed through, when vacuum reaches pre-set threshold value, control device control vacuum extractor 30 and quit work. Through after a period of time, when vacuum-ness detecting device detects the vacuum in accommodating chamber less than pre-set threshold value, control device control vacuum extractor 30 and start working. It addition, control device also can control the operating power etc. of vacuum extractor 30.
In the present embodiment, by arranging vacuum-ness detecting device and controlling device, it is achieved thereby that automatically controlling vacuum extractor 30, make this vacuum drawer more intelligent.
Specifically, in the present embodiment, see figures.1.and.2, the medial wall of drawer body 10 is provided with projection 11, the containing cavity for housing vacuum extractor 30 it is formed with in this projection 11, it is provided with air inlet (not shown) on the surface of projection 11, the lateral wall of drawer body 10 offers the air vent 12 being connected with vacuum extractor 30.
Specifically, vacuum extractor 30 can adopt various ways to be fixed in drawer body 10. Vacuum extractor 30 operationally, is constantly drawn the gas in accommodating chamber and is discharged by gas by air vent 12 by air inlet, thus constantly reducing the vacuum in accommodating chamber.
Further, with reference to Fig. 1, lid 20 deviates from the side of drawer body 10 and is provided with handle 21. By arranging handle 21 thus convenient user opens lid 20.
Further, in conjunction with reference to Fig. 3, Fig. 4 and Fig. 5, this vacuum drawer also includes the locker 22 for being rotationally connected by handle 21 with lid 20, be located on lid 20 and air-vent 23 that the chamber resettling that formed with drawer body 10 connects, and it is arranged at the handle 21 projection 24 in drawer body 10 side and insertion air-vent 23, when swing handle 21, the chamber resettling that drawer body 10 is formed is connected with outside air by air-vent 23.
When handle 21 is positioned at original state, air-vent 23 is just blocked by projection 24 completely, and now, drawer body 10 is sealed by lid 20. When user's swing handle 21, projection 24 is displaced outwardly relative to air-vent 23, makes the air of outside enter in accommodating chamber through air-vent 23, makes the pressure in accommodating chamber keep consistent with ambient pressure environment, to be easy to open lid 20.
The vacuum drawer that the present embodiment proposes, projection 24 is located at handle 21 near drawer body 10 side, when user's swing handle 21, projection 24 departs from air-vent 23, the air making outside enters in accommodating chamber through air-vent 23, so that the pressure in accommodating chamber keeps consistent with ambient pressure environment, therefore, user only needs an action can open lid 20, simplifies user operation.
Specifically, in conjunction with reference to Fig. 3, Fig. 4 and Fig. 5, locker 22 includes the connecting rod 221 that be connected fixing with handle 21, and two ends connect the spring 222 of connecting rod 221 and lid 20 respectively, connecting rod 221 is arranged on lid 20 and offers in installing hole to be rotationally connected with lid 20, when handle 21 rotates by projection 24 folding air-vent 23.
Further, this vacuum drawer also includes the first sealing ring 25 of being sheathed on projection 24. By arranging the first sealing ring 25 thus ensure that the sealing of drawer body 10, it is to avoid extraneous air enters in vacuum drawer through air-vent 23, affects the vacuum of vacuum drawer. Meanwhile, improve vacuum drawer sealing and also can reduce the workload of vacuum extractor 30.
Further, with reference to Fig. 1, this vacuum drawer also includes the fixing seat 40 being located in the exterior bottom wall of drawer body 10, and this fixing seat 40 offers the installing hole 401 for installing drawer body 10.
By the installing hole 401 of setting on fixing seat 40 so that vacuum drawer is installed in the cold room of refrigerator. The mode such as screw specifically can be taked fixing.
Further, with reference to Fig. 6, this vacuum drawer also includes the second sealing ring 26 of the contact end face for sealed drawer body 10 and lid 20, and the medial wall of lid 20 is provided with annular groove, and the second sealing ring 26 is sheathed on annular groove. Second sealing ring 26 preferably employs silica gel material.
The vacuum drawer proposed in the present embodiment, by arranging the second sealing ring 26 thus ensure that the sealing of the contact end face of drawer body 10 and lid 20, it is to avoid extraneous air enters into the vacuum affecting vacuum drawer in vacuum drawer. Meanwhile, improve vacuum drawer sealing and also can reduce the workload of vacuum extractor 30.
Further, with reference to Fig. 7, vacuum drawer also includes silencing means, this silencing means includes the connecting tube (not shown) being installed on air vent 12, and deviate from the sealing-plug 50 of air vent 12 one end for sealed joint pipe, this sealing-plug 50 offers the air-vent 501 connected with the cavity in connecting tube.
It should be noted that the aperture of air-vent 501 is far smaller than the aperture of air vent 12.
In the present embodiment, connecting tube and sealing-plug 50 are being set, when vacuum extractor 30 operationally, because the aperture of air-vent 501 is far smaller than the aperture of air vent 12, so air vent 12 exhaust velocity is much larger than air-vent 501 exhaust velocity, so that the cavity of connecting tube has certain gas pressure, make vacuum extractor 30 will not produce whiff because the gas pressure at air vent 12 place is excessive, simultaneously, because of by air-vent 501 aerofluxus thus reducing the exhaust velocity of this vacuum extractor 30, therefore, reduce the purpose of noise in vacuum extractor 30 vacuum.
Further, sealing-plug 50 includes the collar 52 that the stick harness 51 in the cavity being placed in connecting tube is connected with stick harness 51, and be positioned at the collar 52 and deviate from the handle 53 of stick harness 51 side, when sealing-plug 50 is filled in connecting tube, one end of the collar 52 abuts with the end face of connecting tube, the outside of stick harness 51 is provided with the sealing ring 511 of multiple ring-type, on each sealing ring 511 and all offer air-vent 501 on the collar.
In the present embodiment, each sealing ring 511 is provided with two air-vents 501, the collar offers two air-vents 501 simultaneously. Air-vent 501 on preferred each sealing ring 511 is positioned on same axis.
In the present embodiment, by arranging multiple sealing ring 511 on the stick harness 51 of sealing-plug 50 thus ensure that the sealing of sealing-plug 50 and connecting tube, thus avoiding making generation relative separation between sealing-plug 50 and connecting tube because of the exhaust process hypertonia of vacuum extractor 30 vacuum.
The present invention also proposes a kind of refrigerator further.
In the present embodiment, refrigerator includes vacuum drawer, and the concrete structure of this vacuum drawer, with reference to above-described embodiment, does not repeat them here.
During by vacuum drawer on refrigerator, vacuum drawer can be installed in the cold room of refrigerator. The food not needing vacuum preservation can be placed directly in the cold room of refrigerator, it is necessary to the food that vacuum preserves just is positioned in drawer body.
The refrigerator that the present embodiment proposes, by vacuum extractor is installed in drawer body, when vacuum extractor works, vacuum extractor is equivalent to be in the environment of vacuum, it is placed directly under atmospheric environment because of the pressure differential without overcoming atmospheric pressure to produce relative to vacuum extractor, thus reducing the loss of power, improve the evacuation efficiency of vacuum drawer, reducing the energy consumption of refrigerator.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure transformation utilizing description of the present invention and accompanying drawing content to make; or directly or indirectly it is used in other relevant technical fields, all in like manner include in the scope of patent protection of the present invention.
Claims (8)
1. a vacuum drawer, it is characterized in that, the drawer body of opening it is provided with including side, the lid of the opening of drawer body described in folding, and it is installed on the vacuum extractor in described drawer body, the medial wall of described drawer body is provided with projection, the containing cavity for housing described vacuum extractor it is formed with in this projection, it is provided with air inlet on the surface of described projection, the lateral wall of described drawer body offers the air vent being connected with described vacuum extractor, described vacuum drawer also includes silencing means, this silencing means includes the connecting tube being installed on described air vent, and deviate from the sealing-plug of described air vent one end for sealing described connecting tube, described sealing-plug offers the air-vent connected with the cavity in described connecting tube, the aperture of described air-vent is less than the aperture of described air vent.
2. vacuum drawer as claimed in claim 1, it is characterized in that, also include the vacuum-ness detecting device being installed on the medial wall of described drawer body, and for controlling the control device of described vacuum extractor, described vacuum-ness detecting device and vacuum extractor all electrically connect with described control device.
3. vacuum drawer as claimed in claim 1, it is characterized in that, described lid deviates from the side of described drawer body and is provided with handle, described vacuum drawer also includes the locker for being rotationally connected by described handle with lid, be located on described lid and air-vent that the chamber resettling that formed with described drawer body connects, and be arranged at described handle and near described drawer body side and insert the projection in described air-vent, when rotating described handle, the chamber resettling that described drawer body is formed is connected with outside air by described air-vent.
4. vacuum drawer as claimed in claim 3, it is characterized in that, described locker includes fixing, with described handle, the connecting rod being connected, and two ends connect the spring of described connecting rod and described lid respectively, described connecting rod is arranged on lid and offers in installing hole to be rotationally connected with described lid, when described handle rotates by air-vent described in described projection folding.
5. vacuum drawer as claimed in claim 4, it is characterised in that also include the first sealing ring being sheathed on described projection.
6. the vacuum drawer as described in any one in claim 1 to 5, it is characterized in that, also including the second sealing ring contacting end face for sealing described drawer body and lid, the medial wall of described lid is provided with annular groove, and described second sealing ring is sheathed on described annular groove.
7. vacuum drawer as claimed in claim 6, it is characterized in that, the collar that the stick harness that described sealing-plug includes being placed in the cavity in described connecting tube is connected with described stick harness, and be positioned at the described collar and deviate from the handle of described stick harness side, when described sealing-plug is filled in described connecting tube, one end of the described collar abuts with the end face of described connecting tube, the outside of described stick harness is provided with the sealing ring of multiple ring-type, on each described sealing ring and all offer described air-vent on the described collar.
8. a refrigerator, it is characterised in that include vacuum drawer as claimed in any of claims 1 to 7 in one of claims.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310660934.3A CN103644699B (en) | 2013-12-06 | 2013-12-06 | Vacuum drawer and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310660934.3A CN103644699B (en) | 2013-12-06 | 2013-12-06 | Vacuum drawer and refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103644699A CN103644699A (en) | 2014-03-19 |
| CN103644699B true CN103644699B (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310660934.3A Expired - Fee Related CN103644699B (en) | 2013-12-06 | 2013-12-06 | Vacuum drawer and refrigerator |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953517B (en) * | 2016-05-23 | 2018-05-29 | 青岛海尔股份有限公司 | Refrigerator and its article-storage device |
| CN106275704B (en) * | 2016-10-12 | 2018-09-28 | 宁波市安通机械有限公司 | A kind of multifunctional vacuum storage bin |
| CN106642918A (en) * | 2016-12-09 | 2017-05-10 | 青岛海尔股份有限公司 | Refrigerating freezing device |
| CN108131277B (en) * | 2017-12-11 | 2021-03-23 | 海尔智家股份有限公司 | Refrigerator vacuum assembly and refrigerator |
| CN108302008B (en) * | 2017-12-11 | 2021-03-23 | 海尔智家股份有限公司 | Refrigerator vacuum assembly and refrigerator |
| CN107989774A (en) * | 2017-12-11 | 2018-05-04 | 青岛海尔股份有限公司 | Vacuum pump discharges pipe muffler and refrigerator |
| CN108150388B (en) | 2017-12-11 | 2020-04-21 | 青岛海尔股份有限公司 | Cavity muffler and refrigerator |
| CN108253716B (en) * | 2017-12-11 | 2020-03-17 | 青岛海尔股份有限公司 | Sealing member, vacuum assembly and refrigerator |
| WO2021114961A1 (en) * | 2019-12-12 | 2021-06-17 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN113339236B (en) * | 2021-06-28 | 2023-04-04 | 澳柯玛股份有限公司 | Air extraction connecting device and air extraction method for vacuum drawer |
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| JP2005055031A (en) * | 2003-08-01 | 2005-03-03 | Mitsubishi Electric Corp | Refrigerator-freezer and food storage method for refrigerator |
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| CN101424473A (en) * | 2007-08-02 | 2009-05-06 | 日立空调·家用电器株式会社 | Refrigerator |
| JP2010025471A (en) * | 2008-07-22 | 2010-02-04 | Sanyo Electric Co Ltd | Storage inner pressure regulating device of low temperature storage |
| CN202853230U (en) * | 2012-06-21 | 2013-04-03 | 上海理工大学 | Power supply dual-frequency converting vacuum refrigerator system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7325409B2 (en) * | 2004-03-24 | 2008-02-05 | Espinosa Edward P | Vacuum storage apparatus with sliding drawers |
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- 2013-12-06 CN CN201310660934.3A patent/CN103644699B/en not_active Expired - Fee Related
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| JP2005055031A (en) * | 2003-08-01 | 2005-03-03 | Mitsubishi Electric Corp | Refrigerator-freezer and food storage method for refrigerator |
| JP2009036446A (en) * | 2007-08-02 | 2009-02-19 | Hitachi Appliances Inc | Refrigerator |
| CN101424473A (en) * | 2007-08-02 | 2009-05-06 | 日立空调·家用电器株式会社 | Refrigerator |
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| CN103644699A (en) | 2014-03-19 |
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Granted publication date: 20160615 Termination date: 20171206 |