CN1318811C - Electronic vacuum sterilizing fresh-keeping and energy-saving refrigerator - Google Patents
Electronic vacuum sterilizing fresh-keeping and energy-saving refrigerator Download PDFInfo
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- CN1318811C CN1318811C CNB2004100231981A CN200410023198A CN1318811C CN 1318811 C CN1318811 C CN 1318811C CN B2004100231981 A CNB2004100231981 A CN B2004100231981A CN 200410023198 A CN200410023198 A CN 200410023198A CN 1318811 C CN1318811 C CN 1318811C
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The present invention relates to an electronic vacuum sterilizing, fresh-keeping and energy-saving refrigerator for vacuum refrigeration and sterilization vacuum fresh keeping, which is composed of a refrigerator body, a vacuum refrigeration system, a pumping system, a vacuum sterilizing system, a refrigerator chamber pressure eliminating system and an electronic control circuit; the refrigerator is provided with two vacuum chambers, wherein the upper vacuum chamber is a vacuum refrigeration chamber, and the lower vacuum chamber is a vacuum sterilizing and fresh-keeping chamber; the vacuum refrigeration system is composed of a refrigeration compressor, an electronic temperature controller, an evaporator, a condenser and a vacuum chamber; the pumping system controlled by the electronic control circuit is connected with a pressure stabilizing tank and a vacuum meter by a vacuum pump through a pumping pipe and is respectively connected with the two chambers through a one-way valve and a chamber pumping pressure relief pipe; the vacuum sterilizing and fresh-keeping chamber is provided with an ozone generator controlled by a circuit; two electronic timers of the pressure eliminating system are respectively used for controlling pressure eliminating electromagnetic valves of the two chambers; the negative pressure of the chambers is eliminated by touching the related electronic timer for three second when the refrigerator door is opened; the vacuum refrigeration chamber of the present invention is especially used for refrigerating high-temperature food, and the refrigeration is shut off and is changed into vacuum sterilization fresh keeping at low temperature; the vacuum sterilizing and fresh-keeping chamber is especially used for food sterilization fresh keeping and tableware sterilization; the inner part of the vacuum chamber is used for refrigeration with high efficiency, sterilization and fresh keeping, and the vacuum chamber is used for thoroughly controlling.
Description
Technical field
The present invention relates to refrigerator, particularly a kind of aseptic vacuum freshness retaining refrigerator.
Background technology
Conventional refrigerator is the shelf time with freezing antibacterial continuity food, the freezing temperature value that continues is the principal element of refrigerator power consumption, and keeping in cold storage also against the nutrition health science to food, because food internal moisture when freezing congeals into ice, thaw back nutrition and pigment can run off and soft color and luster and the freshness of losing of quality with frozen water.
Chinese invention patent 02277508.0 discloses a kind of electronic vacuum sterilization fresh energy-saving refrigerator on October 22nd, 2003, the refrigerator of this structure has vacuum sterilization, function such as fresh-keeping, energy-conservation, but also there is following shortcoming in its design: 1. silica gel dual face seals pad is that face contacts with the cabinet frame, does not reach the required seal request of refrigerator thereby reduced pressure; 2. because the vacuum in the vacuum freezing district has possessed heat insulation factor, vacuum heat-insulating layer belongs to design iterations; 3. two index pressure valve have been run counter to the vertical operation principle of check valve and have not been reached seal request in indoor horizontal installation; 4. the charge valve of cabinet catch does not reach seal request because of the vertical operation principle of having run counter to check valve laterally is installed.
Summary of the invention
The object of the present invention is to provide a kind of electronic vacuum sterilization fresh energy-saving refrigerator of good sealing effect.The objective of the invention is to realize: electronic vacuum sterilization fresh energy-saving refrigerator by following approach, it is made up of disappear pressing system and electronic control circuit of casing, vacuum refrigeration system, evacuation system, vacuum sterilization system, case chamber, casing is a double-layer vacuum case cell structure, chamber is the vacuum freezing chamber on it, following chamber is the vacuum sterilization fresh-keeping chamber, and the silica gel door packing and the taper inner-tube mouth of the chamber door of casing is that line contacts design; Vacuum refrigeration system is by electronic temperature control device control refrigeration compressor, and refrigeration compressor is formed vacuum refrigeration system through the condenser tipping indoor evaporimeter of vacuum freezing; The evacuation system of being controlled by electronic control circuit is to connect pressurizer tank and vacuum meter by vavuum pump through evacuation tube, connects the vacuum freezing chamber through check valve with the pressure pipe of finding time to disappear again, and pressure pipe connects the vacuum sterilization fresh-keeping chamber with finding time to disappear; The ozone generator of being controlled by electronic control circuit is installed within the vacuum sterilization fresh-keeping chamber, and forms the vacuum sterilization system with the vacuum tank chamber; The case chamber pressing system that disappears is by No. 1 magnetic valve of No. 1 electronic timer control, connects the vacuum sterilization fresh-keeping chambers through No. 2 pressure pipes of finding time to disappear, and No. 2 magnetic valves of No. 2 electronic timer control connect the vacuum freezing chamber through No. 1 pressure pipe of finding time to disappear; Electronic control circuit is to connect power supply meets the microswitch SS1 of vacuum sterilization fresh-keeping chamber again through output circuit input by time relay KT, the output of microswitch SS1 meets ozone generator WE through the time relay KT closing of contact, pressure switch KP connects power supply and meets the microswitch SS1 of vacuum sterilization fresh-keeping chamber and the microswitch SS2 of vacuum freezing chamber through output circuit again, and the output of the microswitch SS2 of vacuum freezing chamber meets vavuum pump M through pressure switch contact KP1 closure.The case inner bag is that reinforcement pattern vacuum injection forms.
The vacuum freezing chamber of electronic vacuum sterilization fresh energy-saving refrigerator of the present invention aims at the usefulness of megathermal period food refrigeration.Two compartments refrigeration warm area on the chamber; Following two drawers in chamber are freezing warm areas.The vacuum sterilization fresh-keeping chamber aims at the usefulness of food sterilized antistaling and tableware sterilization, indoor each tool closed state of four drawers.The case chamber disappears, and to press what charge into be pure air.Pure air and outdoor air do not possess concurrent condition in the drawer under having the condition of pressure differential.The present invention reduces rated power with vacuum single chamber refrigeration and improves refrigerating efficiency.Range of application is defined in the megathermal period refrigeration reaches the super energy-conservation purpose of imitating year refrigeration work day to reduce.Vacuum possesses antibacterial, and the constant temperature factor is the natural technical conditions of food fresh keeping.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described in further detail:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a schematic appearance of the present invention;
Fig. 3 is a side cutaway view of the present invention;
Fig. 4 is a vacuum sterilization fresh-keeping chamber top plan view of the present invention;
Fig. 5 is the circuit diagram of electronic control circuit 20 of the present invention.
The specific embodiment
Shown in Figure 3 as Fig. 1 Fig. 2, electronic vacuum sterilization fresh energy-saving refrigerator of the present invention is by vacuum freezing chamber 3, vacuum sterilization fresh-keeping chamber 4, and chamber door 23 and electromechanical area 15 are formed casings.By compressor 17, electronic temperature control device 19, evaporimeter 25, condenser 26 is formed refrigeration system.The evacuation system of being controlled by electronic control circuit 20 is to connect pressurizer tank 8 and electric contact vacuum meter 22 by vavuum pump 16 through evacuation tube 14, connect vacuum freezing chamber 3 and vacuum sterilized antistaling chamber 4 respectively through check valve 21 and the pressure pipe of finding time to disappear for No. 1 pressure pipe 10 of finding time to disappear for 9, No. 2 again.The purposes of two check valves 21 is that the control air can not be back to another case chamber when unpacking door.The ozone generator of being controlled by electronic control circuit 20 18 is installed within the vacuum sterilization fresh-keeping chamber 4 and forms disinfection system.The case chamber pressing system that disappears is by No. 1 magnetic valve 11 of No. 1 electronic timer 1 control, connects No. 2 magnetic valves 12 of 4, No. 2 electronic timers of vacuum sterilization fresh-keeping chambers, 2 controls through No. 2 pressure pipes 10 of finding time to disappear, and connects vacuum freezing chambers 3 through No. 1 pressure pipe 9 of finding time to disappear.Icon 13 is air cleaners.Touch the associated electrical timer when unpacking door and eliminate negative pressure in the case 3 seconds.
As shown in Figure 4, in order to reach the negative pressure intensity and the seal request of vacuum tank chamber, case inner bag 24 adopts reinforcement pattern vacuum injection, and the silica gel door packing 7 of chamber door 23 adopts line to contact and designs with the pressure power that increases permanent magnetic strip 6 with taper inner-tube mouth 27 and reaches lasting sealing effectiveness.Body structure is respectively case inner bag 24 from inside to outside, foaming layer 28, case shell 5.
As shown in Figure 5, the circuit working program is as follows during this product work: close chamber door 23, microswitch SS1, the SS2 closure, power connection, time relay KT work makes contact KT1 closure, ozone generator WE energising produces ozone, when ozone dosage reaches 1 cubic centimetre of 8-10 milligram hour and reaches setting-up time.Contact KT1 disconnects voluntarily, and ozone generator WE quits work, and its time control can be set by the ozone dosage requirement.Pressure switch KP work simultaneously, make contact KP1 closure, vavuum pump energising work is found time, the indoor vacuum values of vacuum meter indication case, when vacuum reaches setting value (20000 Pascal), pressure switch KP quits work, contact KP1 disconnects voluntarily, vavuum pump M quits work, and when descending 5000 Pascals as if the indoor vacuum values of case, then this circuit repeats above-mentioned working procedure again.Guarantee that the indoor vacuum values of case keeps design objective.
Claims (2)
1. electronic vacuum sterilization fresh energy-saving refrigerator, it is made up of disappear pressing system and electronic control circuit of casing, vacuum refrigeration system, evacuation system, vacuum sterilization system, case chamber, it is characterized in that: casing is a double-layer vacuum case cell structure, chamber is vacuum freezing chamber (3) on it, following chamber is vacuum sterilization fresh-keeping chamber (4), and the silica gel door packing (7) of the chamber door of casing (23) contacts design with taper inner-tube mouth (27) for line; Vacuum refrigeration system is by electronic temperature control device (19) control refrigeration compressor (17), refrigeration compressor (17) in condenser (26) tipping vacuum freezing chamber (3) evaporimeter (25) and the composition vacuum refrigeration system; The evacuation system of being controlled by electronic control circuit (20) is to connect pressurizer tank (8) and vacuum meter (22) by vavuum pump (16) through evacuation tube (14), connect vacuum freezing chamber (3) through check valve (21) with No. 1 pressure pipe (9) of finding time to disappear again, connect vacuum sterilization fresh-keeping chamber (4) with No. 2 pressure pipes (10) of finding time to disappear; The ozone generator of being controlled by electronic control circuit (20) (18) is installed within the vacuum sterilization fresh-keeping chamber (4), and forms the vacuum sterilization system with the vacuum tank chamber; The case chamber pressing system that disappears is by No. 1 electronic timer (1) control No. 1 magnetic valve (11), connect vacuum sterilization fresh-keeping chamber (4) through No. 2 pressure pipes (10) of finding time to disappear, No. 2 electronic timers (2) control No. 2 magnetic valves (12) connect vacuum freezing chamber (3) through No. 1 pressure pipe (9) of finding time to disappear; Electronic control circuit is to connect power supply meets the microswitch SS1 of vacuum sterilization fresh-keeping chamber again through output circuit input by time relay KT, the output of microswitch SS1 meets ozone generator WE through the time relay KT closing of contact, pressure switch KP meets power supply connects vacuum sterilization fresh-keeping chamber (4) again through output circuit microswitch SS1, the microswitch SS1 of vacuum sterilization fresh-keeping chamber (4) meets the microswitch SS2 of vacuum freezing chamber (3), and the output of the microswitch SS2 of vacuum freezing chamber (3) meets vavuum pump M through pressure switch contact KP1 closure.
2. electronic vacuum sterilization fresh energy-saving refrigerator as claimed in claim 1 is characterized in that: case inner bag (24) forms for reinforcement pattern vacuum injection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100231981A CN1318811C (en) | 2004-05-17 | 2004-05-17 | Electronic vacuum sterilizing fresh-keeping and energy-saving refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100231981A CN1318811C (en) | 2004-05-17 | 2004-05-17 | Electronic vacuum sterilizing fresh-keeping and energy-saving refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1699893A CN1699893A (en) | 2005-11-23 |
| CN1318811C true CN1318811C (en) | 2007-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100231981A Expired - Fee Related CN1318811C (en) | 2004-05-17 | 2004-05-17 | Electronic vacuum sterilizing fresh-keeping and energy-saving refrigerator |
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| Country | Link |
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| CN (1) | CN1318811C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798263B (en) * | 2011-05-27 | 2017-07-14 | 博西华家用电器有限公司 | Refrigerating appliance |
| CN105650962B (en) * | 2015-12-22 | 2018-04-27 | 冷光君 | Intelligent pressure/differential permeates Sterilizing refrigerator |
| WO2018120264A1 (en) * | 2016-12-30 | 2018-07-05 | 李仕清 | Refrigerator |
| CN109855348B (en) * | 2017-11-30 | 2020-03-31 | 青岛海尔股份有限公司 | Refrigerating and freezing device |
| CN109028749B (en) * | 2018-07-17 | 2021-07-20 | 陕西专壹知识产权运营有限公司 | Pressure regulating type fresh-keeping refrigerator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996031746A1 (en) * | 1995-04-06 | 1996-10-10 | Alberto Giacomozzi | A device for obtaining and maintaining the vacuum inside refrigerator or freezer cells |
| JP2000213856A (en) * | 1999-01-25 | 2000-08-02 | Goichi Kato | Refrigerator |
| CN1060561C (en) * | 1998-05-26 | 2001-01-10 | 朱有康 | Green vacuum fresh keeping cabinet |
| CN1288709A (en) * | 1999-09-20 | 2001-03-28 | 王键 | Long-period freshness preserving box |
| CN1306187A (en) * | 2000-01-18 | 2001-08-01 | 吴国昌 | Vacuum refrigerator |
| CN2581909Y (en) * | 2002-10-18 | 2003-10-22 | 宣昌黎 | Electronic vacuum sterilizing freshness-keeping energy-saving refrigerator |
| CN2703235Y (en) * | 2004-05-17 | 2005-06-01 | 宣昌黎 | Electronic vacuum sterilizing fresh-keeping energy-saving refrigerator |
-
2004
- 2004-05-17 CN CNB2004100231981A patent/CN1318811C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996031746A1 (en) * | 1995-04-06 | 1996-10-10 | Alberto Giacomozzi | A device for obtaining and maintaining the vacuum inside refrigerator or freezer cells |
| CN1060561C (en) * | 1998-05-26 | 2001-01-10 | 朱有康 | Green vacuum fresh keeping cabinet |
| JP2000213856A (en) * | 1999-01-25 | 2000-08-02 | Goichi Kato | Refrigerator |
| CN1288709A (en) * | 1999-09-20 | 2001-03-28 | 王键 | Long-period freshness preserving box |
| CN1306187A (en) * | 2000-01-18 | 2001-08-01 | 吴国昌 | Vacuum refrigerator |
| CN2581909Y (en) * | 2002-10-18 | 2003-10-22 | 宣昌黎 | Electronic vacuum sterilizing freshness-keeping energy-saving refrigerator |
| CN2703235Y (en) * | 2004-05-17 | 2005-06-01 | 宣昌黎 | Electronic vacuum sterilizing fresh-keeping energy-saving refrigerator |
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| Publication number | Publication date |
|---|---|
| CN1699893A (en) | 2005-11-23 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070530 Termination date: 20100517 |