CN115307347A - Power supply device combining solar energy and air source heat pump - Google Patents

Power supply device combining solar energy and air source heat pump Download PDF

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Publication number
CN115307347A
CN115307347A CN202210728186.7A CN202210728186A CN115307347A CN 115307347 A CN115307347 A CN 115307347A CN 202210728186 A CN202210728186 A CN 202210728186A CN 115307347 A CN115307347 A CN 115307347A
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China
Prior art keywords
heat pump
air source
source heat
positioning
power supply
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Granted
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CN202210728186.7A
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Chinese (zh)
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CN115307347B (en
Inventor
陈谢应
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Hunan Songchuan Aineng Technology Co ltd
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Hunan Songchuan Aineng Technology Co ltd
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Priority to CN202210728186.7A priority Critical patent/CN115307347B/en
Publication of CN115307347A publication Critical patent/CN115307347A/en
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Publication of CN115307347B publication Critical patent/CN115307347B/en
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    • 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
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B47/00Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00Fluid heaters characterised by the use of heat pumps
    • F24H4/02Water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0005Details for water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00Solar heat collectors specially adapted for particular uses or environments
    • F24S20/40Solar heat collectors combined with other heat sources, e.g. using electrical heating or heat from ambient air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S40/00Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
    • F24S40/20Cleaning; Removing snow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F17/00Removing ice or water from heat-exchange apparatus
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Removal Of Water From Condensation And Defrosting (AREA)

Abstract

The invention discloses a power supply device combining solar energy and an air source heat pump. According to the invention, the water storage tank, the solar water heater, the air source heat pump, the power supply, the placing cavity, the fin evaporator, the defrosting device, the positioning device and the collecting device are arranged and used in a matched manner, the defrosting device is close to the fin evaporator after the positioning device is pulled, then unfrozen water is collected by the collecting device and then is treated, and the problem that the fin evaporator is subjected to frost condensation in the use process of the air source heat pump after the weather temperature is reduced, so that the use of the air source heat pump is influenced, the frost condensation needs to be decomposed, and then the unfrozen water is guided out, so that the accumulation of water is avoided.

Description

Power supply device combining solar energy and air source heat pump
Technical Field
The invention belongs to the technical field of air source heat pumps, and particularly relates to a power supply device combining solar energy and an air source heat pump.
Background
Air source heat pump is one kind and utilizes the air to prepare hot-water heat pump water heater of life as the low temperature heat source, can combine with solar energy with this to heat the water source, then control this equipment through power supply unit, can heat the water source through air source heat pump after solar energy can't satisfy the heating demand, can effectual solution part area because the unable hot-water supply of completion of weather reason, abundant satisfied people's life demand, the problem that prior art exists is: when the weather temperature is reduced, the fin evaporator is frosted in the using process of the air source heat pump, so that the use of the air source heat pump is influenced, the frosting needs to be dissolved, and then unfrozen water is guided out, so that the accumulation of water is avoided.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a power supply device combining solar energy and an air source heat pump, which has the advantages of defrosting and guiding water, and solves the problem that the use of the air source heat pump is influenced because the fin evaporator is frosted when the air source heat pump is used after the weather temperature is reduced, so that the frost needs to be dissolved, and then the unfrozen water is guided out, so that the accumulation of water is avoided.
The invention is realized in such a way that a power supply device combining solar energy and an air source heat pump comprises a water storage tank, a solar water heater, an air source heat pump and a power supply device, wherein the solar water heater is positioned at the rear side of the water storage tank, the air source heat pump is positioned at the front side of the water storage tank, the power supply device is positioned at the left side of the water storage tank, a placing cavity is formed in an inner cavity of the air source heat pump, a fin evaporator is fixedly connected to the left side of the inner wall of the placing cavity, a defrosting device is fixedly connected to the right side of the air source heat pump, a positioning device matched with the defrosting device is installed on the inner wall of the placing cavity, and a collecting device matched with the fin evaporator is fixedly connected to the bottom of the inner wall of the placing cavity.
Preferably, the defrosting device comprises a defrosting machine, a telescopic rod and a dryer, the telescopic rod is located on the left side of the defrosting machine, the dryer is located on the left side of the telescopic rod, a pushing rod is fixedly connected to the bottom of the telescopic rod, a clamping groove is formed in the bottom of the pushing rod, the right side of the pushing rod penetrates through the right side of the air source heat pump, and a positioning device matched with the pushing rod is arranged inside the air source heat pump.
Preferably, the positioning device comprises a positioning groove, a positioning rod, two stretching springs and a transmission block, the positioning groove is formed in the positioning device, the positioning rod is located at the top of the positioning groove, the top of the positioning rod penetrates into the clamping groove, the two stretching springs are respectively located on the left side and the right side of the top of the positioning rod, the top of each stretching spring is fixedly connected with the inner wall of the positioning groove, the top of the transmission block is fixedly connected with the bottom of the positioning rod, the transmission block is matched with the push rod through a pushing column, the right side of the push rod is fixedly connected with a pull rod, and the right side of the pull rod penetrates to the right side of the air source heat pump.
Preferably, the collecting device comprises a collector, a transmission pipe, a containing box and a water collector, the left side of the collector is fixedly connected with the inner wall of the placing cavity, the top of the transmission pipe is matched with the bottom of the collector for use, the left side of the transmission pipe penetrates into the containing box, the water collector is located in the containing box, and the transmission pipe is matched with the water collector for use.
In the present invention, it is preferable that a pin groove is formed in a front side of the positioning rod, a positioning pin is provided in the pin groove, and a front side of the positioning pin penetrates to a front side of the air source heat pump.
Preferably, the top of the collector is provided with a filter screen, and the filter screen is matched with the conveying pipe for use.
Preferably, the front side of the transmission block is provided with a transmission groove, and the transmission groove is matched with the pushing column for use.
Preferably, the inner wall of the positioning groove is provided with two through holes, and the through holes are respectively matched with the positioning rod and the pull rod for use.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the water storage tank, the solar water heater, the air source heat pump, the power supply, the placing cavity, the fin evaporator, the defrosting device, the positioning device and the collecting device are arranged and used in a matched manner, the defrosting device is close to the fin evaporator after the positioning device is pulled, then unfrozen water is collected by the collecting device and then is treated, and the problem that the fin evaporator is subjected to frost condensation in the use process of the air source heat pump after the weather temperature is reduced, so that the use of the air source heat pump is influenced, the frost condensation needs to be decomposed, and then the unfrozen water is guided out, so that the accumulation of water is avoided.
2. According to the invention, by arranging the defrosting device, the fin evaporator can be defrosted after frost is condensed, so that the fin evaporator can normally work.
3. According to the invention, the positioning device is arranged, so that the push rod can be fixed and limited, and a user can conveniently defrost the fin evaporator.
4. According to the invention, the collecting device is arranged, so that the water after defrosting of the fin evaporator can be collected and transmitted, and a user can conveniently treat the collected water.
5. According to the invention, the positioning rod can be fixed by arranging the pin slot and the positioning pin, so that the positioning rod is prevented from moving when being pulled.
6. The invention can simply filter the defrosted water by arranging the filter screen, so that the defrosted water flows into the water collector through the transmission pipe.
7. According to the invention, the transmission groove is arranged, the transmission block can be driven to move to one side far away from the pushing rod through the extrusion of the pushing column, and the transmission block drives the positioning rod to enter the positioning groove far away from the clamping groove.
8. The two through holes are arranged, so that the moving tracks can be provided for the positioning rod and the pull rod, and the use of a user is facilitated.
Drawings
FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present invention;
FIG. 2 is a schematic diagram providing a right view of an embodiment of the present invention;
FIG. 3 is a cross-sectional view of an air source heat pump according to an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A in accordance with an embodiment of the present invention;
FIG. 5 is a schematic diagram of a positioning rod according to an embodiment of the invention;
fig. 6 is a schematic diagram providing a top view of a collector in accordance with an embodiment of the present invention.
In the figure: 1. a water storage tank; 2. a solar water heater; 3. an air source heat pump; 4. a power supply; 5. a placement chamber; 6. a finned evaporator; 7. a defrosting device; 701. a defrosting machine; 702. a telescopic rod; 703. a dryer; 704. a push rod; 705. a clamping groove; 8. a positioning device; 801. positioning a groove; 802. positioning a rod; 803. stretching the spring; 804. a transmission block; 805. pushing the column; 806. a push rod; 807. a pull rod; 9. a collection device; 901. a collector; 902. a conveying pipe; 903. a storage box; 904. a water collector; 10. a pin slot; 11. positioning pins; 12. a filter screen; 13. a transmission groove; 14. and a through hole.
Detailed Description
For further understanding of the contents, features and effects of the invention, the following examples are given in conjunction with the accompanying drawings.
The structure of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 6, the power supply device combining solar energy and an air source heat pump provided by the embodiment of the invention includes a water storage tank 1, a solar water heater 2, an air source heat pump 3 and a power supply 4, wherein the solar water heater 2 is located at the rear side of the water storage tank 1, the air source heat pump 3 is located at the front side of the water storage tank 1, the power supply 4 is located at the left side of the water storage tank 1, a placement cavity 5 is formed in an inner cavity of the air source heat pump 3, a fin evaporator 6 is fixedly connected to the left side of the inner wall of the placement cavity 5, a defrosting device 7 is fixedly connected to the right side of the air source heat pump 3, a positioning device 8 matched with the defrosting device 7 is installed on the inner wall of the placement cavity 5, and a collecting device 9 matched with the fin evaporator 6 is fixedly connected to the bottom of the inner wall of the placement cavity 5.
Referring to fig. 3, the defrosting device 7 includes a defrosting machine 701, a telescopic rod 702 and a dryer 703, the telescopic rod 702 is located on the left side of the defrosting machine 701, the dryer 703 is located on the left side of the telescopic rod 702, a push rod 704 is fixedly connected to the bottom of the telescopic rod 702, a clamping groove 705 is formed in the bottom of the push rod 704, the right side of the push rod 704 penetrates through to the right side of the air source heat pump 3, and a positioning device 8 used in cooperation with the push rod 704 is arranged inside the air source heat pump 3.
The scheme is adopted: by arranging the defrosting device 7, the fin evaporator 6 can be defrosted after being frosted, so that the fin evaporator 6 can normally work.
Referring to fig. 4, the positioning device 8 includes a positioning groove 801, a positioning rod 802, two stretching springs 803 and a transmission block 804, the positioning groove 801 is provided inside the positioning device 8, the positioning rod 802 is located at the top inside the positioning groove 801, the top of the positioning rod 802 penetrates through the inside of the clamping groove 705, the two stretching springs 803 are respectively located at the left side and the right side of the top of the positioning rod 802, the top of the stretching spring 803 is fixedly connected with the inner wall of the positioning groove 801, the top of the transmission block 804 is fixedly connected with the bottom of the positioning rod 802, the transmission block 804 is used in cooperation with a push rod 806 through a pushing column 805, the right side of the push rod 806 is fixedly connected with a pull rod 807, and the right side of the pull rod 807 penetrates through the right side of the air source heat pump 3.
Adopt above-mentioned scheme: through setting up positioner 8, can fix spacingly to catch bar 704 to the person of facilitating the use carries out defrosting work to fin evaporator 6.
Referring to fig. 3, the collecting apparatus 9 comprises a collector 901, a transfer pipe 902, a receiving box 903 and a water collector 904, wherein the left side of the collector 901 is fixedly connected with the inner wall of the placing chamber 5, the top of the transfer pipe 902 is matched with the bottom of the collector 901 for use, the left side of the transfer pipe 902 penetrates into the receiving box 903, the water collector 904 is positioned inside the receiving box 903, and the transfer pipe 902 is matched with the water collector 904 for use.
Adopt above-mentioned scheme: through setting up collection device 9, can collect the transmission with the water after fin evaporator 6 defrosts to the person of facilitating the use handles the water after collecting.
Referring to fig. 4, a pin groove 10 is opened on the front side of the positioning rod 802, a positioning pin 11 is provided inside the pin groove 10, and the front side of the positioning pin 11 penetrates to the front side of the air source heat pump 3.
Adopt above-mentioned scheme: by providing the pin groove 10 and the positioning pin 11, the positioning rod 802 can be fixed, thereby preventing the positioning rod 802 from moving when pulled.
Referring to fig. 6, a filter screen 12 is provided on the top of the collector 901, and the filter screen 12 is used in cooperation with a transfer pipe 902.
The scheme is adopted: by providing the filter 12, the defrosted water can be simply filtered to be circulated into the inside of the sump 904 through the transmission pipe 902.
Referring to fig. 4, a driving groove 13 is opened on the front side of the driving block 804, and the driving groove 13 is used in cooperation with the pushing column 805.
Adopt above-mentioned scheme: through setting up drive groove 13, can drive driving block 804 to the one side of keeping away from catch bar 704 through the extrusion that promotes post 805 and remove, driving block 804 drives locating lever 802 and keeps away from joint groove 705 and get into the inside of constant head tank 801.
Referring to fig. 4, two through holes 14 are formed in the inner wall of the positioning groove 801, and the through holes 14 are respectively used in cooperation with the positioning rod 802 and the pull rod 807.
Adopt above-mentioned scheme: through setting up two through-holes 14, can provide the orbit of moving for locating lever 802 and pull rod 807 to convenience of customers' use.
The working principle of the invention is as follows:
when the air source heat pump defrosting device is used, if frost is formed on the fin evaporator 6 in the air source heat pump 3, the use of the air source heat pump 3 is affected, therefore, a user needs to pull the positioning pin 11 out of the pin slot 10, then the pull rod 807 is pulled towards the right side, the pull rod 807 drives the push rod 806 and the push column 805 to move towards the right side, the push column 805 drives the transmission block 804 to move downwards by extruding the inner wall of the transmission slot 13, the transmission block 804 drives the positioning rod 802 to move downwards, at the moment, the positioning rod 802 is far away from the inside of the clamping slot 705 and enters the positioning slot 801, the user can push the push rod 704, the dryer 703 is close to the fin evaporator 6 for defrosting, after defrosting water flows into the transmission pipe 902 after passing through the collector 901 and the filter screen 12 and then enters the inside of the water collector 904, the user can pull the water collector 904 out to treat the water inside as required, and therefore the use of the user is facilitated.
In summary, the following steps: the power supply device combining solar energy and an air source heat pump solves the problem that the fin evaporator can generate frost when the air source heat pump is used after the temperature of the air in the current day is reduced, so that the use of the air source heat pump is influenced, the frost needs to be dissolved, and unfrozen water is guided out to avoid water accumulation by guiding the unfrozen water out.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a power supply unit that solar energy and air source heat pump combine, includes water storage tank (1), solar water heater (2), air source heat pump (3) and power supply ware (4), its characterized in that: the solar water heater is characterized in that the solar water heater (2) is located on the rear side of the water storage tank (1), the air source heat pump (3) is located on the front side of the water storage tank (1), the power supply device (4) is located on the left side of the water storage tank (1), the inner cavity of the air source heat pump (3) is provided with a placement cavity (5), the left fixedly connected with fin evaporator (6) of the inner wall of the placement cavity (5) is provided with a defrosting device (7), the inner wall of the placement cavity (5) is provided with a positioning device (8) matched with the defrosting device (7) for use, and the bottom fixedly connected with the inner wall of the placement cavity (5) is provided with a collecting device (9) matched with the fin evaporator (6) for use.
2. A solar energy and air source heat pump combined power supply device as claimed in claim 1, wherein: defroster (7) is including defroster (701), telescopic link (702) and drying-machine (703), telescopic link (702) are located the left side of defroster (701), drying-machine (703) are located the left side of telescopic link (702), the bottom fixedly connected with catch bar (704) of telescopic link (702), joint groove (705) have been seted up to the bottom of catch bar (704), the right side of catch bar (704) runs through to the right side of air source heat pump (3), the inside of air source heat pump (3) is provided with positioner (8) that use with catch bar (704) cooperation.
3. A solar energy and air source heat pump combined power supply device as claimed in claim 2, wherein: the positioning device (8) comprises a positioning groove (801), a positioning rod (802), two stretching springs (803) and a transmission block (804), the positioning groove (801) is formed in the positioning device (8), the positioning rod (802) is located at the top of the inside of the positioning groove (801), the top of the positioning rod (802) penetrates through the inside of a clamping groove (705), the two stretching springs (803) are respectively located on the left side and the right side of the top of the positioning rod (802), the top of each stretching spring (803) is fixedly connected with the inner wall of the positioning groove (801), the top of the transmission block (804) is fixedly connected with the bottom of the positioning rod (802), the transmission block (804) is matched with a push rod (806) through a pushing column (805), the right side of the push rod (806) is fixedly connected with a pulling rod (807), and the right side of the pulling rod (807) penetrates through the right side of the air source heat pump (3).
4. A solar energy and air source heat pump combined power supply device as claimed in claim 1, wherein: the collecting device (9) comprises a collector (901), a transmission pipe (902), a containing box (903) and a water collector (904), wherein the left side of the collector (901) is fixedly connected with the inner wall of the placing cavity (5), the top of the transmission pipe (902) is matched with the bottom of the collector (901) for use, the left side of the transmission pipe (902) penetrates into the containing box (903), the water collector (904) is located inside the containing box (903), and the transmission pipe (902) is matched with the water collector (904) for use.
5. A solar energy and air source heat pump combined power supply device as claimed in claim 3, wherein: the air source heat pump positioning device is characterized in that a pin groove (10) is formed in the front side of the positioning rod (802), a positioning pin (11) is arranged in the pin groove (10), and the front side of the positioning pin (11) penetrates through the front side of the air source heat pump (3).
6. The solar-air source heat pump combined power supply device of claim 4, wherein: the top of the collector (901) is provided with a filter screen (12), and the filter screen (12) is matched with the conveying pipe (902).
7. A solar energy and air source heat pump combined power supply device as claimed in claim 3, wherein: the front side of the transmission block (804) is provided with a transmission groove (13), and the transmission groove (13) is matched with the pushing column (805).
8. A solar-air heat pump combined power supply as claimed in claim 3, wherein: two through holes (14) are formed in the inner wall of the positioning groove (801), and the through holes (14) are respectively matched with the positioning rod (802) and the pull rod (807) for use.
CN202210728186.7A 2022-06-24 2022-06-24 Power supply device combining solar energy and air source heat pump Active CN115307347B (en)

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CN202210728186.7A CN115307347B (en) 2022-06-24 2022-06-24 Power supply device combining solar energy and air source heat pump

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Application Number Priority Date Filing Date Title
CN202210728186.7A CN115307347B (en) 2022-06-24 2022-06-24 Power supply device combining solar energy and air source heat pump

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CN115307347A true CN115307347A (en) 2022-11-08
CN115307347B CN115307347B (en) 2024-01-12

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003106741A (en) * 2001-09-27 2003-04-09 Sanyo Electric Co Ltd Defrosting device of refrigerant circuit
KR20040007078A (en) * 2002-07-16 2004-01-24 엘지전자 주식회사 An apparatus and method for excluding the frost of evaporator
CN102338477A (en) * 2011-08-25 2012-02-01 浙江正理生能科技有限公司 Solar energy and air source heat pump combined water heater
CN108413666A (en) * 2018-03-07 2018-08-17 广州骊阳能源科技有限公司 A kind of high-efficiency air source heat pump system of quickly defrosting
CN208536101U (en) * 2018-07-13 2019-02-22 北京凯昆广胜新能源电器有限公司 A kind of energy-saving defrosting type air source heat pump
CN110307685A (en) * 2019-08-09 2019-10-08 余姚菲戈自动化技术有限公司 A kind of dedicated defrosting collecting device of cabinet refrigerator
CN111238138A (en) * 2020-01-18 2020-06-05 浙江大工新能源有限公司 Defrosting device for refrigerator car freezer
CN112484343A (en) * 2020-11-25 2021-03-12 温州瘦玫机械科技有限公司 Air source screw type heat pump unit with defrosting mechanism

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003106741A (en) * 2001-09-27 2003-04-09 Sanyo Electric Co Ltd Defrosting device of refrigerant circuit
KR20040007078A (en) * 2002-07-16 2004-01-24 엘지전자 주식회사 An apparatus and method for excluding the frost of evaporator
CN102338477A (en) * 2011-08-25 2012-02-01 浙江正理生能科技有限公司 Solar energy and air source heat pump combined water heater
CN108413666A (en) * 2018-03-07 2018-08-17 广州骊阳能源科技有限公司 A kind of high-efficiency air source heat pump system of quickly defrosting
CN208536101U (en) * 2018-07-13 2019-02-22 北京凯昆广胜新能源电器有限公司 A kind of energy-saving defrosting type air source heat pump
CN110307685A (en) * 2019-08-09 2019-10-08 余姚菲戈自动化技术有限公司 A kind of dedicated defrosting collecting device of cabinet refrigerator
CN111238138A (en) * 2020-01-18 2020-06-05 浙江大工新能源有限公司 Defrosting device for refrigerator car freezer
CN112484343A (en) * 2020-11-25 2021-03-12 温州瘦玫机械科技有限公司 Air source screw type heat pump unit with defrosting mechanism

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