CN112413968A - Kitchen cooling refrigerator - Google Patents

Kitchen cooling refrigerator Download PDF

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Publication number
CN112413968A
CN112413968A CN202011282109.0A CN202011282109A CN112413968A CN 112413968 A CN112413968 A CN 112413968A CN 202011282109 A CN202011282109 A CN 202011282109A CN 112413968 A CN112413968 A CN 112413968A
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CN
China
Prior art keywords
refrigerator
air
air conditioner
ice
evaporator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011282109.0A
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Chinese (zh)
Inventor
李节苓
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Changhong Electric Co Ltd
Original Assignee
Sichuan Changhong Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Changhong Electric Co Ltd filed Critical Sichuan Changhong Electric Co Ltd
Priority to CN202011282109.0A priority Critical patent/CN112413968A/en
Publication of CN112413968A publication Critical patent/CN112413968A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00Self-contained movable devices, e.g. domestic refrigerators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/001Compression cycle type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0017Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D19/00Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/12Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14Thermal energy storage

Abstract

The invention discloses a kitchen cooling refrigerator, which is characterized in that a valve is used for controlling and guiding a group of evaporators to carry out heat exchange of indoor air, and meanwhile, an ice-water conversion device is used for absorbing heat of a condensation effect, so that the problem of cold load caused by room temperature adjustment of the refrigerator can be solved without an external unit, and the comfort level of cooking temperature in a kitchen in summer is improved by the design of an air duct arranged on a refrigerator door body.

Description

Kitchen cooling refrigerator
Technical Field
The invention relates to the technical field of smart homes and household appliances, in particular to a kitchen cooling refrigerator.
Background
Cooking in a kitchen in summer is a life pain point, because other spaces of a house can be cooled through an air conditioner (including product forms of a central air conditioner, an on-hook machine, a cabinet machine and the like), but due to the space particularity of the kitchen: the gas operation is to keep indoor ventilation to avoid oxygen deficiency hidden trouble, so that the air conditioner, a product based on heat exchange design of a relatively closed space, is difficult to be applied to a kitchen at present. Even if some users install the air conditioner into a kitchen through decoration design, the practical problems that the energy consumption of the air conditioner is increased due to air circulation, the oil smoke of the kitchen is heavy and the like can be found. The products such as the super-cool air heater are only installed on a fan of a suspended ceiling, have limited cooling effect on a kitchen and have the problem that the air is blown to flames to influence the control of the duration and degree of heating.
The technical principles of refrigerators and air conditioners are connected, and heat conversion is realized by circulating refrigerant between an evaporator and a condenser. There have therefore been several patents which propose solutions for refrigerators and air-conditioning units, the prior art solutions mainly focusing on two categories: one is that the integration of the refrigerator and the air conditioner is realized by integrating an outdoor unit, wherein the key is a parallel loop, the flow direction of a refrigerant (independent air-conditioning refrigeration, independent refrigerator refrigeration, simultaneous air-conditioning and refrigerator refrigeration) is controlled by a valve, and the circuit optimization is performed on the basis (the refrigeration load of the air conditioner is utilized for defrosting the refrigerator, the heating loop of the air conditioner is controlled, and the energy efficiency of a heat extraction system is improved); the other type does not have an outdoor unit, and adopts a cold accumulation device to blow across the surface of the ice block through an air duct in order to avoid cold load generated in the air conditioning process.
In an actual life scene, a kitchen can reach a high temperature of 40 ℃ when being heated and cooked in summer, but the kitchen does not feel particularly cold in winter and is provided with equipment such as a heater, so that the scheme of the integrated machine is likely to be idle in winter, and the cold storage scheme cannot actually reduce the indoor temperature.
Disclosure of Invention
The invention aims to solve the problems and provide a kitchen cooling refrigerator, and provides a refrigerator which does not need an outdoor unit and can realize air cooling through a refrigerant, and meanwhile, the extra volume of the appearance of the refrigerator is not increased; the refrigerator can provide an indoor cooling function during cooking, and the refrigerator is still a refrigerator in appearance and has no extra air-conditioning volume.
The invention realizes the purpose through the following technical scheme:
a kitchen cooling refrigerator comprises a refrigerator refrigeration loop, an air conditioner refrigeration loop and an air circulation loop;
the refrigerator refrigeration loop comprises a refrigerator evaporator and a refrigerator condenser, the refrigerator evaporator is arranged at the back of the refrigerator body, the refrigerator condenser is arranged at two sides of the refrigerator body, and heat is dissipated through the two sides of the refrigerator body;
the air conditioner refrigeration loop comprises an air conditioner evaporator, an air conditioner condenser and an ice-water conversion device, ice is converted into water after heat is absorbed, and the loop is started to reverse when the air conditioner is idle, so that the water is converted into ice again;
the air circulation loop comprises an air inlet grid, a fan, an air channel and an air outlet gap, and air cooling is realized through heat exchange with the air conditioning evaporator.
The refrigerator further comprises a refrigerator body, a refrigerator door body, a refrigerator drawer, an air inlet grid, a compressor, a fan, an air conditioner evaporator, an air conditioner condenser and an ice-water conversion device which are arranged at the bottom of the refrigerator body, the refrigerator evaporator arranged at the back of the refrigerator body, the refrigerator condensers arranged at two sides of the refrigerator body, an air channel formed between a shell and an inner chamber of the refrigerator body, an air outlet gap is arranged on an outer frame of the refrigerator body, and the inner chamber of the refrigerator body and the ice-water conversion device are both provided with heat insulation layers.
The air duct is in contact with the evaporator to realize air conditioning refrigeration, so that the room temperature is reduced; the ice-water conversion device is used for absorbing the cold load in the refrigeration process of the air conditioner, so that the heat cannot be exchanged into the room when the air conditioner is used, otherwise, the energy is offset if the air conditioner does not have an outdoor unit and cools the room while radiating the heat. In the scheme, the house layout in the existing market is considered, a refrigerator mode with an air conditioning function is adopted, and the refrigerator mode is not an all-in-one machine integrating the air conditioning function and the refrigerator function, because the outdoor unit of the all-in-one machine is not practical for the current commodity room, and a space for placing the outdoor unit in a kitchen is not supported by a plurality of districts. The refrigerator with the air conditioning function is realized on the premise of no outdoor unit, the key problem is to solve the cold load conversion during the refrigeration of the air conditioner, and the scheme is realized through an ice-water device.
The further scheme is that when the air conditioner is idle, the loop is started to rotate reversely, the refrigerator evaporator and the refrigerator condenser are replaced, water is converted into ice again, the ice is reserved for the next use of the air conditioner, and the generated heat is dissipated from the bottom of the refrigerator. This is the reverse heat exchange process, and is assumed to be completed within four hours, and considering that in real life, the door of the kitchen room may be opened to allow greater air circulation with other rooms after meal is completed, and this process will raise the temperature of the room to less than 0.1 ° for a 100 square residence, but if the other rooms are turned on, the actual feeling of this heat dissipation is negligible.
The further proposal is that the air inlet grid can regularly replace the filter screen, thus solving the problem of oil smoke adsorption of the device in the kitchen environment
Considering the influence of the kitchen environment wind speed on the flame, the wind channel wind outlet runs in a natural breeze state below 0.5m/s, and the wind outlet is hidden in the refrigerator outer frame, so that the whole refrigerator is converted into a bladeless fan. The noise generated by the slow wind is relatively small, and the surface heat dissipation effect caused by the air flow can also make people in the kitchen feel cooler.
The invention has the beneficial effects that:
the domestic kitchen area is required to be not less than 5 square at least, and if the kitchen area is considered to be 10 square and medium-sized, the floor height is 2.7 meters, and the air volume is about 27m3When the temperature is reduced from 40 ℃ in summer to the environment-friendly temperature of about 26 ℃, the generated heat is absorbed by ice blocks with zero degrees centigrade and converted into water in a room temperature state, and the amount of the generated heat is about 1L. The air conditioner can obviously reduce the room temperature after about 5 minutes after being started to operate, the air temperature can be kept for 1-2 hours in other closed rooms, but the kitchen environment is more open and is in a natural circulation state of air, and the indoor air can be replaced generally within about 30 minutes, so that the heat exchange of the air conditioner is performed for about four times assuming that a meal is prepared in the kitchen for two hours, and the corresponding amount of ice water can sufficiently absorb the generated cold load within about 4L. Assuming that the floor area of the refrigerator is about 0.5 square, the ice layer needs to reach 8mm, and no obvious change is brought to the appearance of the refrigerator. Considering that the outdoor air temperature is generally lower than 40 degrees and some heat is also removed during ventilation, the actual amount of ice water should be lower than the above estimate.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the embodiments or the drawings needed to be practical in the prior art description, and obviously, the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a front projection view of an outer elevation and a right projection view of the outer elevation of a refrigerator;
fig. 2 is an inner sectional front projection view and an inner sectional left projection view of the refrigerator;
FIG. 3 is an enlarged view of the mutual structures of the air duct, the air conditioner evaporator, the air conditioner condenser, and the ice-water device in a left projection view of the inner section of the refrigerator;
reference numerals: 1-refrigerator body, 2-refrigerator door body, 3-refrigerator drawer, 4-air inlet grid, 5-fan, 6-compressor, 7-air conditioner evaporator, 8-air conditioner condenser, 9-ice-water conversion device, 10-refrigerator evaporator, 11-refrigerator condenser and 12-air duct.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
In any embodiment, as shown in fig. 1-3, a kitchen cooling refrigerator of the present invention includes a refrigerator cooling circuit, an air conditioner cooling circuit, and an air circulation circuit;
the refrigerator refrigeration loop comprises a refrigerator evaporator and a refrigerator condenser, the refrigerator evaporator is arranged at the back of the refrigerator body, the refrigerator condenser is arranged at two sides of the refrigerator body, and heat is dissipated through the two sides of the refrigerator body;
the air conditioner refrigeration loop comprises an air conditioner evaporator, an air conditioner condenser and an ice-water conversion device, ice is converted into water after heat is absorbed, and the loop is started to reverse when the air conditioner is idle, so that the water is converted into ice again;
the air circulation loop comprises an air inlet grid, a fan, an air channel and an air outlet gap, and air cooling is realized through heat exchange with the air conditioning evaporator.
The compressor controls the refrigerant to flow to two loops of the refrigerator evaporator-refrigerator condenser and the air conditioner evaporator-air conditioner condenser respectively to form the parallel working logic of the refrigerator and the air conditioner. The operation logic of the refrigerator is not particularly described, and the operation logic of the air conditioner is as follows.
When the air conditioner function is started, the fan is started, and the opening valve of the compressor refrigerant flowing to the air conditioner evaporator and the air conditioner condenser is opened. The fan forms positive and negative airflow pressure under the centrifugal action, air in a kitchen enters the air duct after being filtered through the air inlet grids at the bottom of the box body, the air conditioner evaporator is in direct contact with the upper layer of the air duct, the air is cooled by absorbing heat, the cooled air continues to move upwards under the action of the fan and is blown out from air outlet gaps (not shown in the figure) at the top and two sides of the box body, and the air outlet speed can be controlled through the fan to form breeze below 0.5 m/s. The process of heat exchange between air and the evaporator of the air conditioner realizes the cooling of indoor air.
Meanwhile, the ice-water device is positioned on the upper layer of the air conditioner condenser and is in direct contact with the air conditioner condenser, the ice-water device absorbs heat of the air conditioner condenser to convert ice into water in a room temperature state, the process of heat exchange between the ice-water device and the air conditioner condenser is realized, cold load conversion during air conditioner refrigeration is realized, and indoor air only obtains cooling benefits.
When the air conditioner function is closed, the fan is not operated, the return valve of the refrigerant of the compressor is opened, the flow direction of the refrigerant between the air conditioner evaporator and the air conditioner condenser is replaced, and therefore the functions of the air conditioner evaporator and the air conditioner condenser are also replaced mutually. The structure of an air duct, an air conditioner evaporator, an air conditioner condenser and an ice water device is replaced by the structure of an air duct, an air conditioner condenser, an air conditioner evaporator and an ice water device from bottom to top. The air conditioner evaporator which is positioned at the lower layer of the ice water device and is in direct contact with the ice water device absorbs heat to convert water into ice again, and the heat of the air conditioner condenser is dissipated from the bottom of the box body through the air duct at the lower layer.
When the air conditioning function is used in a kitchen, the cooling load of the air cooling is absorbed by the ice-water device, but when the air conditioner is idle, the water is converted into ice to release heat to the air, which does not mean that the indoor air conditioning is useless without the outdoor unit. Due to the fact that the specific scene that the kitchen is used or not used is considered, the air cooling effect can be obviously sensed, the air heating effect can be ignored, and the experience of cooking in the kitchen in summer can be improved.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition. In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims (6)

1. A kitchen cooling refrigerator is characterized by comprising a refrigerator refrigeration loop, an air conditioner refrigeration loop and an air circulation loop;
the refrigerator refrigeration loop comprises a refrigerator evaporator and a refrigerator condenser, the refrigerator evaporator is arranged at the back of a refrigerator body, the refrigerator condenser is arranged at two sides of the refrigerator body, and heat is dissipated through the two sides of the refrigerator body;
the air conditioner refrigeration loop comprises an air conditioner evaporator, an air conditioner condenser and an ice-water conversion device, ice is converted into water after heat is absorbed, and the loop is started to reverse when the air conditioner is idle, so that the water is converted into ice again;
the air circulation loop comprises an air inlet grid, a fan, an air channel and an air outlet gap, and air cooling is realized through heat exchange with the air conditioning evaporator.
2. The refrigerator according to claim 1, wherein the refrigerator further comprises a refrigerator body, a refrigerator door, a refrigerator drawer, an air inlet grid installed at the bottom of the refrigerator body, a compressor, a blower, an air conditioner evaporator, an air conditioner condenser, an ice-water conversion device, a refrigerator evaporator installed at the back of the refrigerator body, a refrigerator condenser installed at both sides of the refrigerator body, and an air duct formed between the outer casing and the inner chamber of the refrigerator body, wherein an air outlet gap is formed at the outer casing of the refrigerator body, and the inner chamber of the refrigerator body and the ice-water conversion device are both provided with insulating layers.
3. The kitchen cooling refrigerator as claimed in claim 1, wherein the air duct performs air conditioning refrigeration by contacting with the evaporator, thereby reducing the room temperature; the ice-water conversion device is used for absorbing the cold load in the refrigeration process of the air conditioner, so that the part of heat is not exchanged into the room when the air conditioner is used.
4. The kitchen cooling refrigerator as claimed in claim 1, wherein when the air conditioner is idle, the starting circuit is reversed, the refrigerator evaporator and the refrigerator condenser are replaced, water is converted into ice again, and the ice is reserved for the next air conditioner use, and the generated heat is dissipated from the bottom of the refrigerator.
5. The refrigerator as claimed in claim 1, wherein the air duct operates in a natural breeze condition of 0.5m/s or less, and the air outlet is hidden in the outer frame of the refrigerator, thereby converting the whole refrigerator into a bladeless fan.
6. The kitchen cooling refrigerator as claimed in claim 1, wherein the air inlet mesh is capable of replacing the filter screen periodically.
CN202011282109.0A 2020-11-16 2020-11-16 Kitchen cooling refrigerator Pending CN112413968A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011282109.0A CN112413968A (en) 2020-11-16 2020-11-16 Kitchen cooling refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011282109.0A CN112413968A (en) 2020-11-16 2020-11-16 Kitchen cooling refrigerator

Publications (1)

Publication Number Publication Date
CN112413968A true CN112413968A (en) 2021-02-26

Family

ID=74831851

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011282109.0A Pending CN112413968A (en) 2020-11-16 2020-11-16 Kitchen cooling refrigerator

Country Status (1)

Country Link
CN (1) CN112413968A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015183979A (en) * 2014-03-26 2015-10-22 荏原冷熱システム株式会社 turbo refrigerator
CN105020818A (en) * 2015-06-30 2015-11-04 西安交通大学 Refrigeration system, structure and control method of kitchen refrigerator and air conditioner all-in-one machine
CN109253556A (en) * 2017-07-13 2019-01-22 浙江三花智能控制股份有限公司 Air-conditioning system component and air conditioner with it
CN109556216A (en) * 2019-01-04 2019-04-02 新疆觅尚健康科技有限公司 Refrigerator, air-conditioning, fresh air all-in-one machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015183979A (en) * 2014-03-26 2015-10-22 荏原冷熱システム株式会社 turbo refrigerator
CN105020818A (en) * 2015-06-30 2015-11-04 西安交通大学 Refrigeration system, structure and control method of kitchen refrigerator and air conditioner all-in-one machine
CN109253556A (en) * 2017-07-13 2019-01-22 浙江三花智能控制股份有限公司 Air-conditioning system component and air conditioner with it
CN109556216A (en) * 2019-01-04 2019-04-02 新疆觅尚健康科技有限公司 Refrigerator, air-conditioning, fresh air all-in-one machine

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Application publication date: 20210226