CN215832228U - Air source heat pump capable of intelligently defrosting - Google Patents
Air source heat pump capable of intelligently defrosting Download PDFInfo
- Publication number
- CN215832228U CN215832228U CN202120227667.0U CN202120227667U CN215832228U CN 215832228 U CN215832228 U CN 215832228U CN 202120227667 U CN202120227667 U CN 202120227667U CN 215832228 U CN215832228 U CN 215832228U
- Authority
- CN
- China
- Prior art keywords
- air
- heat pump
- brush module
- air brush
- module
- 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.)
- Expired - Fee Related
Links
- 238000010257 thawing Methods 0.000 title claims abstract description 24
- 210000003437 trachea Anatomy 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model provides an air source heat pump capable of intelligently defrosting, which comprises a solar air heat collector, a heat pump box body, a heat pump unit, an air compressor, an air storage tank and a telescopic rod, wherein the heat pump unit is positioned in a heat pump case, vertical guide rods are arranged on two sides of the heat pump unit in the transverse direction, the vertical guide rods are connected with a first air brush module in a sliding mode, the top of the first air brush module is connected with the output end of the telescopic rod, a transverse guide rod is connected between the vertical guide rods on the same longitudinal side, a second air brush module is connected with the transverse guide rods in a sliding mode, the solar air heat collector is communicated with the air storage tank through the air compressor, the air storage tank is communicated with the first air brush module and the second air brush module, warm air is stored through the air storage tank in sunny days, and is sprayed to the surface of the heat pump unit through the air brushes when frost is formed in night or cloudy days, meanwhile, the telescopic rod pushes the air brush to wipe frosting on the surface of the heat pump unit, so that effective defrosting is realized.
Description
Technical Field
The utility model relates to an air source heat pump, in particular to an air source heat pump capable of intelligently defrosting.
Background
The working principle of the air source heat pump is that low-temperature heat in air is absorbed, the medium is gasified, then the compressed air is pressurized and heated by a compressor, the compressed air is converted into water by a heat exchanger to be heated, and the water temperature is heated by the compressed high-temperature heat energy. The air source heat pump has the characteristics of high efficiency and energy saving, the quantity of produced hot water is 4-6 times that of electric water heaters, the annual average heat efficiency ratio is 4 times that of electric heating, and the utilization efficiency is high. When the air source heat pump is operating in a heating condition, the evaporator will absorb heat from the outdoor air, resulting in a decrease in evaporator fin surface temperature. With the progress of the heating cycle, when the surface temperature of the evaporator fin is continuously reduced until the surface temperature is lower than the dew point temperature of outdoor air, water vapor in the air is condensed on the surface of the fin, and if the temperature of the fin is lower than 0 ℃, the surface of the fin is frosted. The occurrence of the frost layer increases the heat exchange thermal resistance between air and working media, and the heat exchange capability of the outdoor evaporator is seriously hindered. This problem not only results in inadequate heating, but also results in improper operation or even damage to the heat pump. At present, although technical measures and methods for defrosting are numerous, the actual operation effect is poor, defrosting as required cannot be achieved, the operation effect of the air source heat pump is often influenced in the defrosting process, and continuous defrosting as required is difficult to achieve.
Therefore, in order to solve the above problem, an air source heat pump capable of intelligently defrosting is proposed.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides an air source heat pump capable of intelligently defrosting, the novel air source heat pump enables a heat storage tank to store warm air well in a sunny day through the matching use of a solar heat collector and the air storage tank, the stored warm air is sprayed to the surface of a heat pump unit through an air brush when frosting occurs in night or in a cloudy day, and meanwhile, the telescopic rod pushes the air brush to wipe off the frosting on the surface of the heat pump unit, so that the defrosting is effectively realized.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
an air source heat pump capable of intelligently defrosting comprises a heat pump box body, a heat pump unit, a solar air heat collector, an air compressor, an air storage tank, a telescopic rod, a first air brush module, a second air brush module, a third air brush module, a transverse guide rod, vertical guide rods, a first connecting rod, a second connecting rod, a control module and a humidity sensor, wherein the heat pump box body is of a cuboid cavity structure, the heat pump unit is arranged in the heat pump box body, the bottom end of the heat pump unit is connected with the inner bottom surface of the heat pump box body, at least 2 vertical guide rods are arranged on two transverse sides of the heat pump unit in the heat pump box body, two ends of each vertical guide rod are respectively connected with the inner bottom surface and the inner top surface of the heat pump box body, the vertical guide rods on two transverse sides of the heat pump unit are respectively connected with the first air brush module in a sliding mode, the top end of each first air brush module is connected with the output end of the telescopic rod, and the fixed end of each air brush module is connected with the inner top surface of the heat pump box body, a transverse guide rod is connected between the vertical guide rods at the same longitudinal side, the transverse guide rod is positioned above the heat pump unit, a second air brush module is connected on the transverse guide rod in a sliding manner, a guide rope and a telescopic spring are respectively connected at the two transverse ends of the second air brush module, a first connecting rod is arranged between the transverse guide rod and one end at the same side of the guide rope, a guide wheel is arranged at the midpoint of the first connecting rod, one end of the guide rope, far away from the second air brush module, is connected with the output end of the telescopic rod at the same side through the upper end surface of the guide wheel, a second connecting rod is connected between the vertical guide rods at the same side as the telescopic spring, one end of the telescopic spring, far away from the second air brush module, is connected with the second connecting rod, the third air brush module is positioned behind the heat pump unit, and the L-shaped rods are communicated with the two transverse ends of the third air brush module and are respectively connected with the first air brush modules at the two sides of the heat pump unit, the heat pump box medial surface is equipped with the solenoid valve, the solenoid valve output passes through three-way valve and soft trachea and communicates with first gas brush module, second gas brush module respectively, the gas holder is equipped with the input intercommunication that heat pump box lateral wall and solenoid valve were passed through rigid gas pipe to gas pitcher gas outlet and gas pitcher gas outlet, the inside position of nearly gas pitcher gas outlet of gas pitcher is equipped with pressure sensor, solar energy air heat collector passes through air compressor and gas pitcher intercommunication, humidity transducer locates the terminal surface before the heat pump set, control module and air compressor, telescopic link, solenoid valve, pressure sensor, humidity transducer electrical connection.
Preferably, the plane of the axis of the vertical guide rod on the same horizontal side is parallel to the side face of the heat pump box body on the same side, and the plane of the axis of the vertical guide rod on the same vertical side is parallel to the side face of the heat pump box body on the same side.
Preferably, the axis of the telescopic rod is parallel to the axis of the vertical guide rod, the axis of the transverse guide rod is perpendicular to the axis of the vertical guide rod, and the axes of the first connecting rod and the second connecting rod are perpendicular to the axis of the transverse guide rod.
Preferably, the wiping ends of the first air brush module, the second air brush module and the third air brush module face the heat pump unit.
Preferably, the guide wheel and the first connecting rod are coaxially distributed, a guide groove is formed in the outer diameter surface of the guide wheel, and the guide rope is arranged in the guide groove of the guide wheel.
Preferably, the second air brush module, the second connecting rod, the telescopic spring, the first connecting rod and the guide rope are transversely and coaxially distributed.
Preferably, an insulating layer is arranged inside the air storage tank.
Preferably, the solar air heat collector is provided with a heat collector air inlet and a heat collector air outlet, the heat collector air inlet is provided with a drying filter, a temperature sensor is arranged at a position close to the heat collector air outlet inside the solar air heat collector, and the temperature sensor is electrically connected with the control module.
Preferably, the control module is arranged on the inner wall of the heat pump box body and comprises a driving circuit, a central processing unit and a controller, and the driving circuit, the central processing unit and the controller are electrically connected.
Preferably, the first air brush module, the second air brush module and the third air brush module are all internally provided with air channels and the wiping ends are fine air bags, air holes are formed in one ends, far away from the air channels, of the fine air bags, and the air channels in the first air brush module, the second air brush module and the third air brush module are communicated through air pipes.
This is novel uses through the collocation of solar collector and gas holder and makes the gas holder store good warm hot air when fine day, and night or when cloudy day frosting, the warm gas of storing is good through the gas brush and is spouted heat pump set surface, and simultaneously, the telescopic link promotes the frosting that the gas brush wiped away heat pump set surface to effectual defrosting.
Drawings
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic diagram of the novel structure;
FIG. 2 is a top view of the interior of the novel heat pump tank;
FIG. 3 is a top cross-sectional view of a first brush module;
fig. 4 is a control schematic diagram of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1, 2, 3 and 4, an air source heat pump capable of intelligent defrosting comprises a heat pump box body 1, a heat pump unit 2, a solar air collector 3, an air compressor 4, an air storage tank 5, an expansion link 6, a first air brush module 7, a second air brush module 8, a third air brush module 9, a transverse guide rod 10, a vertical guide rod 11, a first connecting rod 12, a second connecting rod 13, a control module 14 and a humidity sensor 15, wherein the heat pump box body 1 is of a cuboid cavity structure, the heat pump unit 2 is arranged in the heat pump box body 1, the bottom end of the heat pump unit 2 is connected with the inner bottom surface of the heat pump box body 1, at least 2 vertical guide rods 11 are arranged on two transverse sides of the heat pump unit 2 in the heat pump box body 1, two ends of each vertical guide rod 11 are respectively connected with the inner bottom surface and the inner top surface of the heat pump box body 1, the vertical guide rods 11 on two transverse sides of the heat pump unit 2 are respectively connected with the first air brush module 7 in a sliding manner, the top end of the first air brush module 7 is connected with the output end of a telescopic rod 6, the fixed end of the telescopic rod 6 is connected with the inner top surface of a heat pump box body 1, a transverse guide rod 10 is connected between vertical guide rods 11 on the same side in the longitudinal direction, the transverse guide rod 10 is positioned above a heat pump unit 2, a second air brush module 8 is connected on the transverse guide rod 10 in a sliding manner, the transverse ends of the second air brush module 8 are respectively connected with a guide rope 16 and a telescopic spring 17, a first connecting rod 12 is arranged between the transverse guide rod 10 and one end on the same side of the guide rope 16, a guide wheel 18 is arranged at the midpoint of the first connecting rod 12, one end of the guide rope 16, far away from the second air brush module 8, is connected with the output end of the telescopic rod 6 on the same side through the upper end surface of the guide wheel 18, a second connecting rod 13 is connected between the vertical guide rods 11 on the same side of the telescopic spring 17, one end of the telescopic spring 18, far away from the second air brush module 8, is connected with the second connecting rod 13, third gas brush module 9 is located heat pump set 2 rear and the horizontal both ends of third gas brush module 9 piece lead to L shape pole 19 and is connected with first gas brush module 7 of heat pump set 2 both sides respectively, heat pump box 1 medial surface is equipped with solenoid valve 20, solenoid valve 20 output passes through three-way valve 21 and soft trachea 22 respectively with first gas brush module 7, second gas brush module intercommunication 8, gas holder 5 is equipped with gas pitcher gas outlet 501 and passes heat pump box 1 lateral wall and solenoid valve 20's input intercommunication through rigid trachea 23, the inside nearly gas pitcher gas outlet 501's of gas holder 5 position is equipped with pressure sensor 24, solar energy air heat collector 3 passes through air compressor 4 and gas holder 5 intercommunication, humidity transducer 15 locates heat pump set 2 front end face, control module 14 and air compressor 4, telescopic link 6, solenoid valve 20, The pressure sensor 24 and the humidity sensor 15 are electrically connected.
In the above example, the plane of the axis of the vertical guide rod 11 on the same horizontal side is parallel to the side surface of the heat pump box 1 on the same side, and the plane of the axis of the vertical guide rod 11 on the same vertical side is parallel to the side surface of the heat pump box 1 on the same side.
In the above example, the axis of the telescopic rod 6 is parallel to the axis of the vertical guide rod 11, the axis 10 of the horizontal guide rod is perpendicular to the axis of the vertical guide rod 11, and the axes of the first connecting rod 12 and the second connecting rod 13 are both perpendicular to the axis 10 of the horizontal guide rod.
In the above example, the wiping ends of the first air brush module 7, the second air brush module 8 and the third air brush module 9 face the heat pump unit 2.
In the above example, the guide wheel 18 is arranged coaxially with the first connecting rod 12, the outer diameter surface of the guide wheel 18 is provided with a guide groove, and the guide rope 16 is arranged in the guide groove of the guide wheel 18.
In the above example, the second air brush module 8, the second connecting rod 13, the expansion spring 17, the first connecting rod 12, and the guide rope 16 are arranged horizontally and coaxially.
In the above embodiment, the air storage tank 5 is provided with an insulating layer 12 inside.
In the above example, the solar air heat collector 3 is provided with a heat collector air inlet 301 and a heat collector air outlet 302, the heat collector air inlet 301 is provided with the drying filter 13, a temperature sensor 303 is arranged at a position close to the heat collector air outlet inside the solar air heat collector 3, and the temperature sensor 303 is electrically connected with the control module 14.
In the above example, the control module 14 is disposed on the inner wall of the heat pump box 1, and the control module includes a driving circuit, a central processing unit, and a controller, and the driving circuit, the central processing unit, and the controller are electrically connected.
In the above example, the first air brush module 7, the second air brush module 8, and the third air brush module 9 are all provided with an air channel 701 inside, and the wiping ends are all fine air bags 702, the ends of the fine air bags 702 far away from the air channel are all provided with air holes 703, and the air channels inside the first air brush module 7, the second air brush module 8, and the third air brush module 9 are communicated through the air pipe 25.
In the concrete implementation of the novel device, the working principle is as follows:
in the daytime, the solar air heat collector 3 heats air inside the solar air heat collector, after the temperature sensor 303 detects that the temperature of the air inside the solar air heat collector 3 reaches a certain value, the control module 14 starts the air compressor 4 to work to compress hot air inside the solar heat collector 3 into the air storage tank 5, and when the pressure sensor 24 inside the air storage tank 5 detects that the pressure inside the air storage tank 5 reaches a certain value or the temperature sensor 303 detects that the temperature of the air inside the solar heat collector 3 is lower than a certain value, the control module 14 stops the air compressor 4 to work, so that the inside of the air storage tank 5 is fully stored with the hot air;
this is novel in the use, heat pump set 2 surface humidity increases, when humidity reachs a definite value, control module 14 judges that there is probably the possibility of frosting, then control module starts first air brush module 7 of telescopic link 6 drive, water or the frost at heat pump set 2 side and the back is cleaned to third air brush module 9, simultaneously second air brush module 8 cleans water or the frost of heat pump set 2 up end under the cooperation work of direction rope 16 and expanding spring 17, meanwhile, solenoid valve 20 is opened to control module 14, the hot-air in the gas holder 5 flows into first air brush module 7, second air brush module 8, third air brush module 9, and spout heat pump set 2 surface through gas pocket 703, thereby dry heat pump set 2 surface when cleaning, reach the purpose of defrosting.
This is novel uses through the collocation of solar collector and gas holder and makes the gas holder store good warm hot air when fine day, and night or when cloudy day frosting, the warm gas of storing is good through the gas brush and is spouted heat pump set surface, and simultaneously, the telescopic link promotes the frosting that the gas brush wiped away heat pump set surface to effectual defrosting.
It will be appreciated by persons skilled in the art that the present invention is not limited by the embodiments described above. The foregoing embodiments and description have been presented only to illustrate the principles of the utility model. Various changes and modifications can be made without departing from the spirit and scope of the utility model. Such variations and modifications are intended to be within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. An air source heat pump capable of intelligently defrosting is characterized by comprising a heat pump box body, a heat pump unit, a solar air collector, an air compressor, an air storage tank, a telescopic rod, a first air brush module, a second air brush module, a third air brush module, a transverse guide rod, a vertical guide rod, a first connecting rod, a second connecting rod, a control module and a humidity sensor, wherein the heat pump box body is of a cuboid cavity structure, the heat pump unit is arranged in the heat pump box body, the bottom end of the heat pump unit is connected with the inner bottom surface of the heat pump box body, at least 2 vertical guide rods are arranged on two transverse sides of the heat pump unit in the heat pump box body, two ends of each vertical guide rod are respectively connected with the inner bottom surface and the inner top surface of the heat pump box body, the vertical guide rods on two transverse sides of the heat pump unit are respectively connected with the first air brush module in a sliding mode, and the top end of the first air brush module is connected with the output end of the telescopic rod, the fixed end of the telescopic rod is connected with the inner top surface of the heat pump unit, a transverse guide rod is connected between vertical guide rods on the same longitudinal side, the transverse guide rod is positioned above the heat pump unit, a second air brush module is connected on the transverse guide rod in a sliding manner, a guide rope and a telescopic spring are respectively connected at the two transverse ends of the second air brush module, a first connecting rod is arranged between the transverse guide rod and one end on the same side of the guide rope, a guide wheel is arranged at the midpoint position of the first connecting rod, one end of the guide rope, far away from the second air brush module, is connected with the output end of the telescopic rod on the same side through the upper end surface of the guide wheel, a second connecting rod is connected between the vertical guide rods on the same side as the telescopic spring, one end of the telescopic spring, far away from the second air brush module, is connected with the second connecting rod, the third air brush module is positioned behind the heat pump unit, and the two transverse ends of the third air brush module are respectively connected with the first air brush modules on two sides of the heat pump unit through L-shaped rods, the heat pump box medial surface is equipped with the solenoid valve, the solenoid valve output passes through three-way valve and soft trachea and communicates with first gas brush module, second gas brush module respectively, the gas holder is equipped with the input intercommunication that heat pump box lateral wall and solenoid valve were passed through rigid gas pipe to gas pitcher gas outlet and gas pitcher gas outlet, the inside position of nearly gas pitcher gas outlet of gas pitcher is equipped with pressure sensor, solar energy air heat collector passes through air compressor and gas pitcher intercommunication, humidity transducer locates the terminal surface before the heat pump set, control module and air compressor, telescopic link, solenoid valve, pressure sensor, humidity transducer electrical connection.
2. The intelligent defrosting air-source heat pump according to claim 1, wherein the plane of the axes of the vertical guide rods on the same horizontal side is parallel to the side surface of the heat pump box body on the same side, and the plane of the axes of the vertical guide rods on the same vertical side is parallel to the side surface of the heat pump box body on the same side.
3. The intelligently defrosted air source heat pump of claim 1 wherein the telescoping rod axis is parallel to the vertical guide rod axis, the transverse guide rod axis is perpendicular to the vertical guide rod axis, and the first and second connecting rod axes are perpendicular to the transverse guide rod axis.
4. The intelligently defrosted air source heat pump of claim 1 wherein the wiping ends of the first, second and third air brush modules face the heat pump unit.
5. The intelligent defrosting air-source heat pump of claim 1,
the guide wheel and the first connecting rod are coaxially distributed, a guide groove is formed in the outer diameter surface of the guide wheel, and the guide rope is arranged in the guide groove of the guide wheel.
6. The intelligently defrosted air source heat pump of claim 1 wherein the second air brush module, the second connecting rod, the expansion spring, the first connecting rod, and the guide rope are arranged in a transverse coaxial manner.
7. The intelligent defrosting air-source heat pump according to claim 1, wherein an insulating layer is arranged inside the air storage tank.
8. The intelligent defrosting air source heat pump according to claim 1, wherein the solar air heat collector is provided with a heat collector air inlet and a heat collector air outlet, the heat collector air inlet is provided with a drying filter, a temperature sensor is arranged in the solar air heat collector near the heat collector air outlet, and the temperature sensor is electrically connected with the control module.
9. The intelligent defrosting air source heat pump according to claim 1, wherein the control module is arranged on the inner wall of the heat pump box body, and the control module comprises a driving circuit, a central processing unit and a controller which are electrically connected.
10. The air source heat pump capable of intelligently defrosting according to claim 1, wherein the first air brush module, the second air brush module and the third air brush module are all internally provided with air channels, the wiping ends of the first air brush module, the second air brush module and the third air brush module are all fine air bags, the ends of the fine air bags, which are far away from the air channels, are all provided with air holes, and the air channels in the first air brush module, the second air brush module and the third air brush module are communicated through air pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120227667.0U CN215832228U (en) | 2021-01-27 | 2021-01-27 | Air source heat pump capable of intelligently defrosting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120227667.0U CN215832228U (en) | 2021-01-27 | 2021-01-27 | Air source heat pump capable of intelligently defrosting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215832228U true CN215832228U (en) | 2022-02-15 |
Family
ID=80187012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120227667.0U Expired - Fee Related CN215832228U (en) | 2021-01-27 | 2021-01-27 | Air source heat pump capable of intelligently defrosting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215832228U (en) |
-
2021
- 2021-01-27 CN CN202120227667.0U patent/CN215832228U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201662273U (en) | Unremittingly heating and defrosting heat pump type air conditioner | |
| CN100498089C (en) | Air-conditioning system for liquid dehumidification using solar energy and geothermal energy | |
| CN205747621U (en) | A kind of air source heat pump automatic defrosting device | |
| CN107062703B (en) | Direct-current heat pump system based on PVT heat collector | |
| CN209165896U (en) | A kind of air-conditioning with defroster | |
| CN200982762Y (en) | Solar heat pump water heater | |
| CN201364001Y (en) | Composite source heat pump drier | |
| CN203364507U (en) | Air source heat pump device with solar hot water assisting in defrosting | |
| CN114857650A (en) | Novel solar defrosting air source heat pump device | |
| CN101294753A (en) | Inner circulation compound energy heat-supplying refrigeration technology and device | |
| CN215832228U (en) | Air source heat pump capable of intelligently defrosting | |
| CN103697551A (en) | Indoor semiconductor cooling and dehumidification device | |
| CN203615609U (en) | Defrosting device utilizing air source heat pump | |
| CN209588219U (en) | PVT couples solution dehumidifying air-conditioning system | |
| CN2705749Y (en) | Solar energy heat pump type water heater | |
| CN209877409U (en) | Four-way valve defrosting air source heat pump | |
| CN104729239A (en) | Solar energy and air energy baking chamber system with energy storage, defrosting and waste heat recycling functions | |
| CN212205140U (en) | Solar defrosting air source heat pump device | |
| CN205448237U (en) | Supplementary defroster of domestic split -type air conditioner | |
| CN210399731U (en) | Frostless air source heat pump hybrid heating drying room | |
| CN210861763U (en) | Refrigerating system for defrosting of electric heater driven by solar energy | |
| CN209470365U (en) | A kind of air energy water heater of good heat insulating | |
| CN211204303U (en) | Energy-saving cold-storage type heat exchange device for central air conditioner | |
| CN204006854U (en) | Solar heat exchange defrost system | |
| CN208504520U (en) | A kind of air source heat pump heating system that solar energy can be combined with air |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |