CN114777384A - Refrigerator and energy storage and fresh-keeping method thereof - Google Patents
Refrigerator and energy storage and fresh-keeping method thereof Download PDFInfo
- Publication number
- CN114777384A CN114777384A CN202210520110.5A CN202210520110A CN114777384A CN 114777384 A CN114777384 A CN 114777384A CN 202210520110 A CN202210520110 A CN 202210520110A CN 114777384 A CN114777384 A CN 114777384A
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- Prior art keywords
- energy storage
- refrigerating
- refrigerator
- storage unit
- refrigeration
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Classifications
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- 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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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- 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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/005—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces in cold rooms
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- 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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
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- 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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
- F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
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- 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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
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- 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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
- F25D21/12—Removing frost by hot-fluid circulating system separate from the refrigerant system
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- 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
- F25D23/00—General constructional features
- F25D23/06—Walls
- F25D23/065—Details
-
- 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
- F25D2500/00—Problems to be solved
- F25D2500/06—Stock management
Abstract
The invention discloses a refrigerator and an energy storage and fresh-keeping method thereof, and relates to the technical field of refrigerators. Including the refrigerator body to and set up the freezer at the refrigerator body, the walk-in, the control panel, energy storage unit and refrigeration passageway, the freezer is equipped with and is used for the endless freezing air door of air current and ventilation hole, the walk-in is equipped with and is used for the endless cold-stored fan of air current and cold-stored air door, be equipped with refrigerating system in the refrigeration passageway, the energy storage unit sets up on the refrigeration passageway, be equipped with on the energy storage unit and be used for the break-make to come from the energy storage air door of refrigeration passageway air current. The energy storage unit is arranged in the refrigerator, so that the refrigerator stores energy in the time period of low electricity price and refrigerates for a long time period of high electricity price, and the aims of using electricity in a step manner and saving energy of the refrigerator are fulfilled; meanwhile, the energy storage unit is adopted to cool the refrigerating chamber, so that the water loss of fruits and vegetables in the refrigerating chamber is effectively reduced, and the aim of keeping fresh is fulfilled.
Description
Technical Field
The invention belongs to the technical field of refrigerators, and particularly relates to a refrigerator and an energy storage and fresh-keeping method of the refrigerator.
Background
In the current society, green energy-saving life is advocated, and novel energy sources such as solar energy, wind energy and the like are aroused, but the novel energy sources are influenced by natural conditions and cannot continuously and stably provide energy sources, the energy sources need to be stored to be continuously supplied, and meanwhile, measures such as electricity utilization saving, resident energy storage, adoption of civil electricity stepped selling price and the like are advocated in order to guarantee energy source supply. The step price of electricity is implemented for many years, and most people only passively accept the step price of electricity due to living habits of people, so that according to some advanced experiences, residents are encouraged to store electric energy in a low price stage of electricity and use the electric energy when the electricity is high in price, even sell the electric energy to a power grid, the step price of electricity is changed from passive to active, the enthusiasm of people can be improved, and the effect of saving electricity is achieved. In daily electricity consumption of people, the refrigerator is used as a household popular electric appliance and has the characteristic of no shutdown for 24 hours, so that the electricity consumption of the refrigerator accounts for most of the household electricity, and the refrigerator has various requirements on aspects of step electricity consumption, electric energy storage and the like.
At present, the refrigerator is mainly air-cooled, but when the refrigerator is used for storing articles such as vegetables and fruits, the moisture loss of the articles is easy to occur, the main reason is that air with higher temperature in the refrigerating chamber of the air-cooled refrigerator is cooled when the air is circulated to an evaporator of the refrigerator through an air duct, so that redundant moisture in the air is frosted on the evaporator, the saturated moisture content in the air is reduced, when the colder air is circulated to the refrigerating chamber, the temperature of the colder air is increased through heat exchange, the saturated moisture content is increased, at the moment, the moisture of the articles such as fruits and vegetables needs to be absorbed to supplement the moisture content in the air, and the storage time and the freshness of the articles in the refrigerating chamber are seriously influenced.
In view of the above, there is a need in the market for a refrigerator that can store electric energy to save electricity, can use electricity in a stepped manner, and can reduce the loss of water in the refrigerating chamber, fruits and vegetables.
Disclosure of Invention
The invention aims to provide a refrigerator and an energy storage and fresh-keeping method of the refrigerator, wherein an energy storage unit is arranged in the refrigerator, energy is stored in a low-electricity-price time period of electricity utilization, and refrigeration is carried out in a high-electricity-price time period, so that the problem of step electricity utilization of the refrigerator is solved; meanwhile, the energy storage unit is adopted to cool the refrigerating chamber, so that the problem of keeping fruits and vegetables in the refrigerating chamber fresh is solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a refrigerator, which comprises a refrigerator body, a freezing chamber, a refrigerating chamber, a control panel, an energy storage unit and a refrigerating channel, wherein the freezing chamber, the refrigerating chamber, the control panel, the energy storage unit and the refrigerating channel are arranged in the refrigerator body; the refrigerating chamber is provided with a refrigerating fan and a refrigerating air door for air circulation; the refrigerating channel is a space arranged between the inner wall of the refrigerator body and the outer walls of the freezing chamber and the refrigerating chamber, and a refrigerating system is arranged in the refrigerating channel; the energy storage unit is arranged on the refrigeration channel, and an energy storage air door for switching on and off the air flow from the refrigeration channel is arranged on the energy storage unit.
As a preferable technical scheme of the invention, the refrigerating channel is provided with the evaporator and the refrigerating fan, and the refrigerating fan provides power for the airflow in the refrigerating channel so as to enable the airflow to circularly flow in the refrigerating channel.
As a preferable technical scheme of the invention, the energy storage unit is arranged adjacent to the refrigerating chamber and is communicated with the refrigerating chamber through a refrigerating fan and a refrigerating air door, and the refrigerating fan provides power to realize airflow circulation of the energy storage unit and the refrigerating chamber.
As a preferred technical scheme of the invention, the heat storage material of the energy storage unit is composed of a low-temperature phase change material (such as polyethylene glycol) and the melting point of the heat storage material is selected to be 0-5 +/-2 ℃.
The invention also comprises an energy storage and fresh-keeping method of the refrigerator, which comprises the following steps:
firstly, frequency conversion mode limitation is carried out on a control panel of a refrigerator on refrigerating systems in different time periods, 0: 00-8: 00 of each day is defined as a trough time period (low electricity price region) of electricity utilization, the refrigerating systems adopt a high-frequency refrigerating mode in the trough time period of electricity utilization, 8: 00-24: 00 are defined as a peak time period (high electricity price region) of electricity utilization, and the refrigerating systems adopt a low-frequency refrigerating mode in the peak time period of electricity utilization; the capacity of the energy storage unit is designed, so that the energy (cold energy) stored in the trough area meets the requirement of the refrigerating chamber on the energy (cold energy) required in the time period of 8: 00-24: 00.
Secondly, in the aspect of control, when the freezing chamber needs to refrigerate, the refrigerating system operates, the refrigerating fan operates, the freezing air door is opened, and the freezing chamber starts to refrigerate; when the temperature of the freezing chamber meets the requirement, the freezing air door is closed; when the energy storage unit starts to store energy, the refrigerating fan operates, and the energy storage air door is opened; when the energy storage of the energy storage unit meets the requirement, the energy storage air door is closed; when the refrigerating chamber needs to be refrigerated, the refrigerating air door is opened, and the refrigerating fan operates; when the temperature of the refrigerating chamber meets the requirement, the refrigerating fan stops running, and the refrigerating air door is closed.
The refrigeration of the freezing chamber and the energy storage of the energy storage unit can be operated independently or in parallel, and the priority is that the temperature of the freezing chamber meets the requirement; the refrigeration of the refrigerating chamber and the energy storage of the energy storage unit can not run in parallel, and the refrigeration of the refrigerating chamber is preferred.
The invention has the following beneficial effects:
1. on the basis of the existing air-cooled refrigerator, the energy storage unit made of low-temperature phase change materials is added, the energy storage unit can store energy rapidly in the trough time period of power utilization, and the energy storage unit can refrigerate in the wave crest time period of power utilization, so that peak-shifting use of electric energy is realized, and the air-cooled refrigerator has good economic value;
2. the energy storage unit adopts a low-temperature phase change material, the melting point of the low-temperature phase change material is 0-7 ℃ (the low-temperature phase change material can be selected according to needs), the temperature of a refrigerating chamber of a refrigerator is generally controlled to be 2-7 ℃, the temperature difference between the low-temperature phase change material and the refrigerating chamber is small, the water loss of fruits and vegetables in the refrigerating chamber can be remarkably reduced, the cold and hot impact on the goods is remarkably reduced, and the low-temperature phase change material has positive effects on fresh keeping;
3. the invention uses the energy storage unit to refrigerate the refrigerating chamber, obviously reduces the frosting phenomenon of the evaporator, reduces the defrosting times of the existing air-cooled refrigerator, and realizes the effects of energy conservation and consumption reduction.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic block diagram of a refrigerator and an energy storage and fresh-keeping method of the refrigerator according to the present invention;
in the drawings, the reference numbers indicate the following list of parts:
1-freezing chamber, 2-refrigerating chamber, 3-energy storage unit, 4-evaporator, 5-refrigerating fan, 101-freezing air door, 102-vent hole, 201-refrigerating fan, 202-refrigerating air door, and 301-energy storage air door.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1, the present invention is a refrigerator, including a refrigerator body, a freezing chamber 1, a refrigerating chamber 2, an energy storage unit 3, a control panel and a refrigerating channel, which are disposed in the refrigerator body; a freezing air door 101 and a vent hole 102 for air circulation are arranged in the freezing chamber 1, and a refrigerating fan 201 and a refrigerating air door 202 for air circulation are arranged in the refrigerating chamber 2; the refrigerating channel is a space arranged between the inner wall of the refrigerator body and the outer walls of the freezing chamber 1 and the refrigerating chamber 2, and a refrigerating system is arranged in the refrigerating channel; the energy storage unit 3 is arranged on the refrigerating channel, and an energy storage air door 301 for switching on and off air flow from the refrigerating channel is arranged on the energy storage unit 3.
The refrigerating channel is provided with an evaporator 4 and a refrigerating fan 5, and the refrigerating fan 5 provides power for airflow in the refrigerating channel so that the airflow circularly flows in the refrigerating channel.
The energy storage unit 3 is arranged adjacent to the refrigerating chamber 2, the energy storage unit 3 is communicated with the refrigerating chamber 2 through a refrigerating fan 201 and a refrigerating air door 202, and air flow circulation of the energy storage unit 3 and the refrigerating chamber 2 is achieved through the refrigerating fan 201.
The heat storage material of the energy storage unit 3 is made of low-temperature phase change material, generally, the temperature of the refrigerating chamber 2 is preferably controlled to be 2-7 ℃, so the melting point of the heat storage material of the energy storage unit 3 is selected to be 0-5 +/-2 ℃ (such as polyethylene glycol).
The embodiment also includes an energy storage and fresh-keeping method for the refrigerator, which includes the following steps:
firstly, performing frequency conversion mode limitation on a control panel of a refrigerator on refrigeration systems in different time periods, defining 0: 00-8: 00 of each day as a trough time period of power utilization, adopting a high-frequency refrigeration mode for the refrigeration systems in the trough time period of power utilization, defining 8: 00-24: 00 as a peak time period of power utilization, and adopting a low-frequency refrigeration mode for the refrigeration systems in the peak time period of power utilization; the capacity of the energy storage unit meets the energy requirement of the refrigerating chamber in a time period of 8: 00-24: 00.
Referring to fig. 1, when the freezing chamber 1 needs to be refrigerated, the refrigeration system operates, the refrigeration fan 5 operates, the freezing damper 101 is opened, and the freezing chamber 1 starts to be refrigerated; when the temperature of the freezing chamber 1 reaches the requirement, the freezing air door 101 is closed; when the energy storage unit 3 starts to store energy, the refrigerating fan 5 operates, and the energy storage air door 301 is opened; when the energy stored in the energy storage unit 3 meets the requirement, the energy storage air door 301 is closed; when the refrigerating chamber 2 needs to refrigerate, the refrigerating air door 202 is opened, and the refrigerating fan 201 operates; when the temperature of the refrigerating chamber 2 meets the requirement, the refrigerating fan 201 stops running, and the refrigerating damper 202 is closed.
The refrigeration of the freezing chamber 1 and the energy storage of the energy storage unit 3 are operated independently, and the priority is that the temperature of the freezing chamber 1 meets the requirement; the refrigeration of the refrigerating chamber 2 and the stored energy of the energy storing unit 3 cannot be operated in parallel, and the refrigeration of the refrigerating chamber 2 is prioritized.
Example two
Referring to fig. 1, the present invention is a refrigerator and an energy storage and fresh-keeping method for the refrigerator, and is different from the first embodiment in that in the energy storage and fresh-keeping method for the refrigerator, refrigeration of a freezing chamber 1 and energy storage of an energy storage unit 3 are operated in parallel, and it is preferred that the temperature of the freezing chamber 1 satisfies a requirement.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A refrigerator, characterized by comprising:
the refrigerator comprises a refrigerator body, wherein a freezing chamber (1), a refrigerating chamber (2) and a control panel are arranged in the refrigerator body, the freezing chamber (1) is provided with a freezing air door (101) and a vent hole (102) for air circulation, and the refrigerating chamber (2) is provided with a refrigerating fan (201) and a refrigerating air door (202) for air circulation;
the refrigerator comprises a refrigerating channel, a refrigerating system and a refrigerating system, wherein the refrigerating channel is a space arranged between the inner wall of a refrigerator body and the outer walls of a freezing chamber (1) and a refrigerating chamber (2);
the energy storage unit (3), the energy storage unit (3) sets up on the refrigeration passageway, be equipped with on the energy storage unit (3) and be used for the break-make to come from energy storage air door (301) of the air current of refrigeration passageway.
2. A refrigerator according to claim 1, characterized in that the refrigerating channel is provided with an evaporator (4) and a refrigerating fan (5).
3. A refrigerator according to claim 2, characterized in that the energy storage unit (3) is arranged adjacent to the refrigerating compartment (2), the energy storage unit (3) communicating with the refrigerating compartment (2) through a refrigerating fan (201) and a refrigerating damper (202).
4. A refrigerator according to claim 3, characterized in that the energy storage unit (3) consists of a low temperature phase change material.
5. An energy storage and fresh-keeping method for a refrigerator according to claim 4, comprising the steps of:
when the freezing chamber (1) needs to refrigerate, the refrigerating system operates, the refrigerating fan (5) operates, the freezing air door (101) is opened, the freezing chamber (1) starts to refrigerate, and when the temperature of the freezing chamber (1) meets the requirement, the freezing air door (101) is closed;
when the energy storage unit (3) starts to store energy, the refrigerating fan (5) operates, the energy storage air door (301) is opened, and when the energy storage unit (3) stores energy and meets the requirement, the energy storage air door (301) is closed;
when the refrigerating chamber (2) needs to refrigerate, the refrigerating air door (202) is opened, the refrigerating fan (201) operates, and when the temperature of the refrigerating chamber (2) meets the requirement, the refrigerating fan (201) stops operating, and the refrigerating air door (202) is closed.
6. The energy storage and fresh-keeping method of the refrigerator according to claim 5, wherein the refrigeration of the freezing chamber (1) and the energy storage of the energy storage unit (3) are operated independently, and the priority is given to the meeting of the temperature of the freezing chamber (1).
7. The energy storage and fresh-keeping method for the refrigerator according to claim 5, wherein the refrigeration of the freezing chamber (1) and the energy storage of the energy storage unit (3) are operated in parallel, and the priority is given to the temperature of the freezing chamber (1) meeting the requirement.
8. The method as claimed in claim 5, wherein the refrigeration of the refrigerating chamber (2) and the energy storage of the energy storage unit (3) cannot be operated in parallel, and the refrigeration of the refrigerating chamber (2) is preferred.
9. The energy storage and fresh-keeping method for the refrigerator according to any one of claims 5 to 8, wherein the refrigeration system is a variable frequency refrigeration system, and the refrigeration system is limited in variable frequency modes at different time periods on a control board of the refrigerator; the variable frequency mode limiting includes the refrigeration system employing a high frequency refrigeration mode during a power utilization trough time period and the refrigeration system employing a low frequency refrigeration mode during a power utilization peak time period.
10. The energy storage and fresh-keeping method for the refrigerator as claimed in claim 9, wherein the power utilization trough time period is 0:00 to 8:00 per day, and the power utilization peak time period is 8:00 to 24:00 per day.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210520110.5A CN114777384A (en) | 2022-05-12 | 2022-05-12 | Refrigerator and energy storage and fresh-keeping method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210520110.5A CN114777384A (en) | 2022-05-12 | 2022-05-12 | Refrigerator and energy storage and fresh-keeping method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114777384A true CN114777384A (en) | 2022-07-22 |
Family
ID=82437253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210520110.5A Pending CN114777384A (en) | 2022-05-12 | 2022-05-12 | Refrigerator and energy storage and fresh-keeping method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114777384A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08178501A (en) * | 1994-12-20 | 1996-07-12 | Matsushita Electric Ind Co Ltd | Refrigerator employing cold storage medium |
| CN2497254Y (en) * | 2001-08-30 | 2002-06-26 | 广东科龙电器股份有限公司 | Time-sharing operation refrigerator |
| CN2500997Y (en) * | 2001-09-03 | 2002-07-17 | 龚礼芳 | Electricity-saving refrigerator, air conditioner |
| CN1385664A (en) * | 2001-05-16 | 2002-12-18 | 广东科龙电器股份有限公司 | Time-division operation rfrigerator |
| CN2658659Y (en) * | 2003-09-17 | 2004-11-24 | 浙江杭佳制冷设备安装有限公司 | Cold-storage refrigerating equipment |
| CN2729595Y (en) * | 2004-04-09 | 2005-09-28 | 广东科龙电器股份有限公司 | Controlling system with cooling storage device |
| CN2793651Y (en) * | 2005-05-24 | 2006-07-05 | 广东科龙电器股份有限公司 | Refrigerator with cold-storing duct |
| KR20060106412A (en) * | 2005-04-08 | 2006-10-12 | 엘지전자 주식회사 | Refrigerator and cool storage apparatus of the same |
| KR20150057109A (en) * | 2013-11-18 | 2015-05-28 | 엘지전자 주식회사 | Refrigerator with cold storage medium |
| CN204388454U (en) * | 2014-12-31 | 2015-06-10 | 海信容声(广东)冰箱有限公司 | A kind of wind cooling refrigerator |
-
2022
- 2022-05-12 CN CN202210520110.5A patent/CN114777384A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08178501A (en) * | 1994-12-20 | 1996-07-12 | Matsushita Electric Ind Co Ltd | Refrigerator employing cold storage medium |
| CN1385664A (en) * | 2001-05-16 | 2002-12-18 | 广东科龙电器股份有限公司 | Time-division operation rfrigerator |
| CN2497254Y (en) * | 2001-08-30 | 2002-06-26 | 广东科龙电器股份有限公司 | Time-sharing operation refrigerator |
| CN2500997Y (en) * | 2001-09-03 | 2002-07-17 | 龚礼芳 | Electricity-saving refrigerator, air conditioner |
| CN2658659Y (en) * | 2003-09-17 | 2004-11-24 | 浙江杭佳制冷设备安装有限公司 | Cold-storage refrigerating equipment |
| CN2729595Y (en) * | 2004-04-09 | 2005-09-28 | 广东科龙电器股份有限公司 | Controlling system with cooling storage device |
| KR20060106412A (en) * | 2005-04-08 | 2006-10-12 | 엘지전자 주식회사 | Refrigerator and cool storage apparatus of the same |
| CN2793651Y (en) * | 2005-05-24 | 2006-07-05 | 广东科龙电器股份有限公司 | Refrigerator with cold-storing duct |
| KR20150057109A (en) * | 2013-11-18 | 2015-05-28 | 엘지전자 주식회사 | Refrigerator with cold storage medium |
| CN204388454U (en) * | 2014-12-31 | 2015-06-10 | 海信容声(广东)冰箱有限公司 | A kind of wind cooling refrigerator |
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