CN203052802U - Air-energy heat-pump heat supply heating system with built-in water tank - Google Patents
Air-energy heat-pump heat supply heating system with built-in water tank Download PDFInfo
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- CN203052802U CN203052802U CN2012207263729U CN201220726372U CN203052802U CN 203052802 U CN203052802 U CN 203052802U CN 2012207263729 U CN2012207263729 U CN 2012207263729U CN 201220726372 U CN201220726372 U CN 201220726372U CN 203052802 U CN203052802 U CN 203052802U
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- heating
- temperature
- water
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- heat supply
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The utility model discloses an air-energy heat-pump heat supply heating system with a built-in water tank. The air-energy heat-pump heat supply heating system with the built-in water tank comprises a unit part, a heat supply part, a heating part and an intelligent control part, wherein the unit part comprises an air-energy heat-pump heating part, an electrical heating part, a waterway pipeline component part and a control circuit part. The control circuit part is used for starting a compressor to supply heat when the temperature of the small-volume water tank is lower than a starting temperature difference of the compressor, controlling the electrical heating part not to output when the temperature of the water tank is detected to reach a set temperature, controlling the electrical heating part to output needed electrical heating power according to the detected temperature difference between inlet water and outlet water and detected flow in the waterway pipeline component part when the temperature of the water tank is detected to be lower than the set temperature, and controlling the waterway pipeline component part to adjust water flow through a water flow adjusting valve according to the detected temperature so as to enable water temperature to be constant when the air-energy heat-pump heating part and the electrical heating part output total power and the temperature of the small-volume water tank dose not reach the set temperature.
Description
Technical field
The utility model relates to inner water-tank air energy heat pump heat supply heating field, relates in particular to a kind of plug and play formula inner water-tank air energy heat pump heat supply heating system with Based Intelligent Control.
Background technology
Traditional inner water-tank air energy heat pump heat supply heating system generally is made up of three parts, and the one, host machine part, the 2nd, water tank part, the 3rd, heating system part; For the domestic type water tank, 1, capacity is generally at 150-320L, water tank is bulky, need occupy construction area greatly during installation, even the water tank that has uses support to be installed on outside the wall, because water tank itself adds the weight of water, this type of mounting means is quite dangerous; 2, the material and the technology that adopt of inner water tank itself, no matter be stainless steel inner container or enamel inner container, because the defective of manufacturing process, radiator leak is difficult to avoid; 3, the heat exchanger of water tank inside generally adopts copper pipe or stainless steel tube, and in the relatively poor area of water quality, heat exchanger tube can be corroded and bore a hole, and causes coolant leakage, in case leak, will be fatefulue for unit; 4, need tube connector to link to each other between main frame and the water tank, the artificial coolant leakage phenomenon that produces when being difficult to avoid installing like this; 5, because the characteristic of storage-type heat pump need water temperature is risen to higher temperature, and required time is longer, can not satisfy instant water requirement, and to the water later stage, fluctuating temperature is bigger the comfortableness that influence is used; In addition, the height of condensation temperature determines the energy consumption of unit, and the unit of tradition band water tank moves under high condensation temperature and high condensing pressure for a long time, to life-span of compressor will be a very big test; 6, adopting the water tank of storage-type, generally all need during water to mix water, several problems, 1 can occur like this) the hot water utilization rate of water tank the inside is not high; 2) water tank is in insulating process, and descending inevitably appears in water temperature, increases energy consumption; When 3) user's house ornamentation is used water valve, must need to install mixed water valve, increase material cost.When 7, general heating system is taked heat in the water tank, all need a heat exchange coil be installed in that water tank is inner, constitute the closed-loop path with floor heating coil pipe or radiator and water circulating pump, increase the difficulty of water tank production technology like this, also occupy water tank capacity; 8, traditional heat supply heating system does not have Based Intelligent Control, can not carry out various remote monitoring to the heat supply heating system, can't satisfy the more hommization demand of modern people: 1) shift to an earlier date such as user's needs or time opening heating, but family nobody the time, then can't realize; 2) user's long period outside, forget and close heating or heat supply water, then can't carry out long-range close heating or heat supply operation; Some fault appears in 3) traditional heat supply heating system, need carry out field assay and get rid of, and particularly the site is weak or from far-off regions after sale, and after-sale service promptness and user satisfaction reduce greatly.
The utility model content
Defective and deficiency at above-mentioned technology exists propose a kind of inner water-tank plug and play formula air energy heat pump heat supply heating system, and it also can satisfy the heating requirement in heat supply water.
For solving the problems of the technologies described above, the technical scheme that the utility model provides is:
A kind of inner water-tank air energy heat pump heat supply heating system is provided, comprise unit part, heat supply part, heating part and intelligent control part, described unit partly comprises air energy heat pump heating part, electrical heating part, water route pipeline fitting part and control circuit part; Described control circuit starts the compressor heat supply when partly being used for being lower than the compressor start temperature difference according to detected low capacity water tank temperature, control electrical heating part is not exported when detecting the low capacity water tank temperature and reach design temperature; Described control circuit part also with when detecting the low capacity water tank temperature and can not reach design temperature, according to the detected Inlet and outlet water temperature difference and the detected flow of water route pipeline fitting part, is controlled electrical heating and is partly exported needed electrical heating power; Described control circuit part also be used for when air energy heat pump heating part and electrical heating part all be total power output low capacity water tank temperature when also not reaching design temperature, according to detected temperature controlled water road pipeline fitting part by Water flow adjusting valve adjusting discharge so that coolant-temperature gage is constant; Described control circuit also is used for when receiving the heating requirement command; temperature according to detected indoor environment temperature or floor heating coil pipe judges whether to carry out the heating instruction; when the temperature of indoor environment temperature or floor heating coil pipe reaches unlatching heating demand temperature, carry out the heating function, when the temperature that detects indoor environment temperature or floor heating coil pipe reaches shutdown temperature, close the heating function.
Wherein, described air energy heat pump heating part comprises compressor, first magnetic valve, second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve, low capacity water tank, heating plate type heat exchanger, filter, expansion valve, evaporimeter, release condenser, release throttle capillary tube, gas-liquid separator, fan blade, motor, defrosting capillary, after connecting by pipeline with upper-part, form the heat pump heat supply heating system of sealing; Wherein, the compressor that connects successively, first magnetic valve, low capacity water tank, heating plate type heat exchanger, filter, expansion valve, evaporimeter, gas-liquid separator, compressor form compressor assembly first heat supply heating path; The compressor of Xiang Lianing, the 4th magnetic valve, heating plate type heat exchanger, filter, expansion valve, evaporimeter, gas-liquid separator, compressor form compressor assembly second heat supply heating path successively; The compressor of Xiang Lianing, the 3rd magnetic valve, release condenser, release throttle capillary tube, evaporimeter, gas-liquid separator, compressor form compressor assembly release path successively; The compressor of Xiang Lianing, second magnetic valve, defrosting capillary, evaporimeter, gas-liquid separator, compressor form compressor assembly defrosting path successively.
Wherein, described low capacity water tank is coated with a masking foil heating tape, and described masking foil heating tape is provided with temperature controller, and described temperature controller is used for judging whether that according to environment temperature and water tank temperature needs open described masking foil heating tape.
Wherein, electrical heating partly comprises heating unit assembly, silicon controlled component, first temperature controller, second temperature controller, casing, heating unit assembly water inlet pipe, heating unit assembly outlet pipe, terminal board etc.
Wherein, described water route pipeline fitting partly comprises water flow switch, low capacity water tank, water ga(u)ge, the Water flow adjusting valve that links to each other successively, and wherein, Water flow adjusting valve partly links to each other with described electrical heating.
Wherein, described control circuit comprises master control borad and guidance panel, and described master control borad comprises MCU, temperature sensing circuit and electrical heating power control circuit.
Wherein, described intelligent control part comprises described control circuit and control terminal, server, wireless communication module; Described server links to each other with described control terminal and wireless communication module respectively by wireless network, described guidance panel connects master control borad by a RS485/232 communicating circuit, described wireless communication module is that terminal and control terminal carry out communication with the server by wireless network, and described wireless communication module is connected with described master control borad by the 2nd RS485/232 communicating circuit.
Wherein, described wireless communication module and described guidance panel are integrated.
Wherein, described wireless communication module and master control borad are integrated.
The beneficial effects of the utility model are, a kind of inner water-tank plug and play formula Tempeerature-constant air energy heat pump heat supply heating system with Based Intelligent Control is proposed, integrated design, produce and install more convenient, and provide heating function when can improve the water comfort level, thereby realize the unit function diversity, and realize the network-enabled intelligent Long-distance Control, satisfy the more hommization demand of modern people.
Description of drawings
Fig. 1 is the schematic diagram of a kind of inner water-tank air energy heat pump heat supply heating system in the utility model first embodiment;
Fig. 2 is that the utility model is the structural representation of the utility model electrical heating part;
Fig. 3 is that the utility model is the schematic diagram of intelligent control part in the embodiment.
The main element symbol description
Compressor 1; First magnetic valve 2; Low capacity water tank 4; Gas-liquid separator 9; Filter 10;
Expansion valve 11; Second magnetic valve 12; Defrosting capillary 13; The 3rd magnetic valve 14; Motor 15;
Heating plate type heat exchanger 23; Water flow switch 8; Water ga(u)ge 5;
Water flow adjusting valve 6; Electrical heating part 7; Heating unit assembly outlet pipe 71; Heating unit assembly 72;
Heating unit assembly water inlet pipe 78; Showerhead 201; Bathtub 202; Water circulating pump 24;
Water flow switch 25; Floor heating coil pipe or fin 22; Masking foil heating tape 3.
The specific embodiment
By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
See also Fig. 1, schematic diagram for a kind of inner water-tank air energy heat pump heat supply heating system in the utility model first embodiment, inner water-tank air energy heat pump heat supply heating system comprises unit part, heat supply part, heating part and intelligent control part, described unit partly comprises the air energy heat pump heating part, electrical heating part, water route pipeline fitting part and control circuit part.
Described control circuit starts the compressor heat supply when partly being used for being lower than the compressor start temperature difference according to detected low capacity water tank temperature, control electrical heating part is not exported when detecting the low capacity water tank temperature and reach design temperature; Described control circuit part also with when detecting the low capacity water tank temperature and can not reach design temperature, according to the detected Inlet and outlet water temperature difference and the detected flow of water route pipeline fitting part, is controlled electrical heating and is partly exported needed electrical heating power; Described control circuit part also be used for when air energy heat pump heating part and electrical heating part all be total power output low capacity water tank temperature when also not reaching design temperature, according to detected temperature controlled water road pipeline fitting part by Water flow adjusting valve adjusting discharge so that coolant-temperature gage is constant; Described control circuit also is used for when receiving the heating requirement command; temperature according to detected indoor environment temperature or floor heating coil pipe judges whether to carry out the heating instruction; when the temperature of indoor environment temperature or floor heating coil pipe reaches unlatching heating demand temperature, carry out the heating function, close the heating function when the temperature that detects indoor environment temperature or floor heating coil pipe reaches shutdown temperature.
Described unit partly comprises air energy heat pump heating part, electrical heating part 7, water route pipeline fitting part and control circuit part.Particularly, described air energy heat pump heating part comprises compressor 1, first magnetic valve 2, low capacity water tank 4, gas-liquid separator 9, filter 10, expansion valve 11, second magnetic valve 12, defrosting capillary 13, the 3rd magnetic valve 14, motor 15, fan blade 16, release capillary 17, evaporimeter 18, release condenser 19, the 4th magnetic valve 21, heating plate type heat exchanger 23.
Wherein, the compressor 1 that connects successively, first magnetic valve 2, low capacity water tank 4, heating plate type heat exchanger 23, filter 10, expansion valve 11, evaporimeter 18, gas-liquid separator 9, compressor 1 form compressor assembly first heat supply heating path; The compressor 1 of Xiang Lianing, the 4th magnetic valve 21, heating plate type heat exchanger 23, filter 10, expansion valve 11, evaporimeter 18, gas-liquid separator 9, compressor 1 form compressor assembly second heat supply heating path successively; The compressor 1 of Xiang Lianing, the 3rd magnetic valve 14, release condenser 19, release capillary 17, evaporimeter 18, gas-liquid separator 9, compressor 1 form compressor assembly release path successively; The compressor 1 of Xiang Lianing, second magnetic valve 12, defrosting capillary 13, evaporimeter 18, gas-liquid separator 9, compressor 1 form compressor assembly defrosting path successively.Above system flow is in service, and motor 15 fan blades 16 will be opened with out of service according to demand.
Described control circuit partly comprises master control borad and guidance panel, and described master control borad comprises MCU, temperature sensing circuit and electrical heating power control circuit.When also being used for overheating problem occurring after selecting correct compressor combination, described control circuit part controls described the 4th magnetic valve or the 5th magnetic valve work according to the leaving water temperature that detects.When also being used for overheating problem occurring after selecting correct compressor combination, described control circuit part by electronic mixed water valve, regulates the turnover ratio of heat pump water outlet and cold water.
Described water route pipeline fitting partly comprises water flow switch 8, low capacity water tank 4, water ga(u)ge 5, the Water flow adjusting valve 6 that links to each other successively, and wherein, Water flow adjusting valve 6 links to each other with described electrical heating part 7.Because water tank volume is very little, consider under the low situation of environment temperature, water temperature descends very fast, for avoiding under without the regimen condition, compressor start, described low capacity water tank 4 is coated with a masking foil heating tape, and described masking foil heating tape is provided with temperature controller, and described temperature controller is used for judging whether that according to environment temperature and water tank temperature needs open described masking foil heating tape 3.
See also Fig. 2, be the structural representation of the utility model electrical heating part.Electrical heating partly comprises heating unit assembly outlet pipe 71, heating unit assembly 72, first temperature controller 73, casing 74, second temperature controller 75, terminal board 76, silicon controlled component 77, heating unit assembly water inlet pipe 78.Electrical heating part operation principle is: detect coolant-temperature gage and in comparing with design temperature by the leaving water temperature sensor, give MCU with feedback information, judge whether to open the electrical heating part, control heating unit assembly 72 electric after, MCU is, and silicon controlled component 77 is accurately controlled, and required heating power is provided, thereby guarantees that water outlet is constant.
See also Fig. 3, be the schematic diagram of intelligent control part in the utility model one embodiment.Described intelligent control part comprises described control circuit and control terminal, server, wireless communication module, described server links to each other with described control terminal and wireless communication module respectively by wireless network, described guidance panel connects master control borad by a RS485/232 communicating circuit, described wireless communication module is that terminal and control terminal carry out communication with the server by wireless network, and described wireless communication module is connected with described master control borad by the 2nd RS485/232 communicating circuit.Wherein, in the present embodiment, described wireless communication module and described guidance panel are integrated, and in another embodiment, described wireless communication module and master control borad are integrated.
Described heating part branch comprises showerhead 201, bathtub 202, and its configuration is decided according to actual finishing and the installation situation of user family, can satisfy a plurality of water requirements with water spot simultaneously with water end (W.E.).Described heating part comprises water circulating pump 24, water flow switch 25, floor heating coil pipe or fin 22.Can be according to the demand of user to heating, the use of warming plate pipe and fin contentedly simultaneously.
Adopt the advantage of such scheme to be: 1, to adopt the built-in design of water tank, save installing space, easy for installation and use safety; 2, because the inner water-tank capacity is little, generally have only about 15L, welding and processing technology be easy to guarantee, and for the leak detection workload of integrated water tank also relatively seldom, therefore can stop the phenomenon that water tank leaks basically; 3, owing to adopt the very high titanium pipe of corrosion-resistant degree, even if water quality is poor again, also can guarantee to cause the situation that unit is scrapped in the inner coil pipe perforation that is not corroded service life; 4, owing to reduced the link of using tube connector, greatly reduced the probability of coolant leakage; 5, the designed unit of this programme can be accomplished plug and play, saves the time of waiting for water, guarantees constant-temperature effluent, improves the comfortableness of water, and can guarantee the continuation of water; Unit is under this water situation, and efficiency is higher, and is more energy-conservation, and be conducive to source pump and safely and steadily run, thus the service life of guarantee unit; 6, water tank volume own is very little, can not have the low problem of hot water utilization rate, adds to adopt the tinfoil paper heating tape, more can not occur causing the problem of energy waste because heat insulation effect is not good, can reduce the use cost of user's valve class in addition; 7, use the release condenser by design, when avoiding leaving water temperature too high, can reduce the operating load of unit, thereby greatly reduce the unit energy consumption, meet the requirement of national energy-saving and emission-reduction; 8, according to dump power, judging that increasing the water yield can also guarantee under the constant situation of water outlet, by electronic mixed water valve, carry out bypass and mix water, can make total water flow bigger like this, water will be more comfortable; 9, adopt built-in little waterbox design, solve compressor during not stopping, can guarantee to continue water demand; 10, under the prerequisite that satisfies the hot-water supply requirement, can select heating mode by guidance panel, realize room heating demand; 11, the water tank of this heat supply heating system is built-in, and has thermostat hot water supply function and heating function; 12, adopt remote control function, the user can use control terminal, as mobile phone or other equipment that can network, the heat supply heating system is carried out intellectuality control, thus the human oriented design of the system of embodiment.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (9)
1. an inner water-tank air energy heat pump heat supply heating system is characterized in that, comprises unit part, heat supply part, heating part and intelligent control part, and described heating partly comprises water circulating pump, water flow switch, floor heating coil pipe or fin.Described unit partly comprises air energy heat pump heating part, electrical heating part, water route pipeline fitting part and control circuit part; Described control circuit starts the compressor heat supply when partly being used for being lower than the compressor start temperature difference according to detected low capacity water tank temperature, control electrical heating part is not exported when detecting the low capacity water tank temperature and reach design temperature; Described control circuit part also with when detecting the low capacity water tank temperature and can not reach design temperature, according to the detected Inlet and outlet water temperature difference and the detected flow of water route pipeline fitting part, is controlled electrical heating and is partly exported needed electrical heating power; Described control circuit part also be used for when air energy heat pump heating part and electrical heating part all be total power output low capacity water tank temperature when also not reaching design temperature, according to detected temperature controlled water road pipeline fitting part by Water flow adjusting valve adjusting discharge so that coolant-temperature gage is constant; Described control circuit also is used for when receiving the heating requirement command; temperature according to detected indoor environment temperature or floor heating coil pipe judges whether to carry out the heating instruction; when the temperature of indoor environment temperature or floor heating coil pipe reaches unlatching heating demand temperature, carry out the heating function, close the heating function when the temperature that detects indoor environment temperature or floor heating coil pipe reaches shutdown temperature.
2. a kind of inner water-tank air energy heat pump heat supply heating system according to claim 1, it is characterized in that, described air energy heat pump heating part comprises compressor, first magnetic valve, second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve, low capacity water tank, heating plate type heat exchanger, filter, expansion valve, evaporimeter, release condenser, release throttle capillary tube, gas-liquid separator, fan blade, motor, defrosting capillary, after connecting by pipeline with upper-part, form the heat pump heat supply heating system of sealing; Wherein,
The compressor of Lian Jieing, first magnetic valve, low capacity water tank, heating plate type heat exchanger, filter, expansion valve, evaporimeter, gas-liquid separator, compressor form compressor assembly first heat supply heating path successively;
The compressor of Xiang Lianing, the 4th magnetic valve, heating plate type heat exchanger, filter, expansion valve, evaporimeter, gas-liquid separator, compressor form compressor assembly second heat supply heating path successively;
The compressor of Xiang Lianing, the 3rd magnetic valve, release condenser, release throttle capillary tube, evaporimeter, gas-liquid separator, compressor form compressor assembly release path successively;
The compressor of Xiang Lianing, second magnetic valve, defrosting capillary, evaporimeter, gas-liquid separator, compressor form compressor assembly defrosting path successively.
3. a kind of inner water-tank air energy heat pump heat supply heating system according to claim 1, it is characterized in that, described low capacity water tank is coated with a masking foil heating tape, described masking foil heating tape is provided with temperature controller, and described temperature controller is used for judging whether that according to environment temperature and water tank temperature needs open described masking foil heating tape.
4. a kind of inner water-tank air energy heat pump heat supply heating system according to claim 1, it is characterized in that electrical heating partly comprises heating unit assembly, silicon controlled component, first temperature controller, second temperature controller, casing, heating unit assembly water inlet pipe, heating unit assembly outlet pipe, terminal board etc.
5. a kind of inner water-tank air energy heat pump heat supply heating system according to claim 1, it is characterized in that, described water route pipeline fitting partly comprises water flow switch, low capacity water tank, water ga(u)ge, the Water flow adjusting valve that links to each other successively, wherein, Water flow adjusting valve partly links to each other with described electrical heating.
6. a kind of inner water-tank air energy heat pump heat supply heating system according to claim 1 is characterized in that described control circuit comprises master control borad and guidance panel, and described master control borad comprises MCU, temperature sensing circuit and electrical heating power control circuit.
7. a kind of inner water-tank air energy heat pump heat supply heating system according to claim 6 is characterized in that, described intelligent control part comprises described control circuit and control terminal, server, wireless communication module; Described server links to each other with described control terminal and wireless communication module respectively by wireless network, described guidance panel connects master control borad by a RS485/232 communicating circuit, described wireless communication module is that terminal and control terminal carry out communication with the server by wireless network, and described wireless communication module is connected with described master control borad by the 2nd RS485/232 communicating circuit.
8. a kind of inner water-tank air energy heat pump heat supply heating system according to claim 7 is characterized in that described wireless communication module and described guidance panel are integrated.
9. a kind of inner water-tank air energy heat pump heat supply heating system according to claim 7 is characterized in that described wireless communication module and master control borad are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207263729U CN203052802U (en) | 2012-12-25 | 2012-12-25 | Air-energy heat-pump heat supply heating system with built-in water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207263729U CN203052802U (en) | 2012-12-25 | 2012-12-25 | Air-energy heat-pump heat supply heating system with built-in water tank |
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| Publication Number | Publication Date |
|---|---|
| CN203052802U true CN203052802U (en) | 2013-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207263729U Withdrawn - After Issue CN203052802U (en) | 2012-12-25 | 2012-12-25 | Air-energy heat-pump heat supply heating system with built-in water tank |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900139A (en) * | 2012-12-25 | 2014-07-02 | 福州斯狄渢电热水器有限公司 | Air energy heat pump heat supply and heating system with water tank inside |
| CN105737328A (en) * | 2016-01-27 | 2016-07-06 | 珠海格力电器股份有限公司 | Air conditioner pipeline system, air conditioner, and control method of air conditioner pipeline system |
| CN107422762A (en) * | 2017-06-20 | 2017-12-01 | 合肥天鹅制冷科技有限公司 | Cold liquid electrical-mechanical control system with switch control with fine adjustment |
-
2012
- 2012-12-25 CN CN2012207263729U patent/CN203052802U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900139A (en) * | 2012-12-25 | 2014-07-02 | 福州斯狄渢电热水器有限公司 | Air energy heat pump heat supply and heating system with water tank inside |
| CN103900139B (en) * | 2012-12-25 | 2016-06-29 | 福州斯狄渢电热水器有限公司 | A kind of inner water-tank air energy heat pump heating system |
| CN105737328A (en) * | 2016-01-27 | 2016-07-06 | 珠海格力电器股份有限公司 | Air conditioner pipeline system, air conditioner, and control method of air conditioner pipeline system |
| CN105737328B (en) * | 2016-01-27 | 2019-02-15 | 珠海格力电器股份有限公司 | The control method of air-conditioner hose system, air conditioner and air-conditioner hose system |
| CN107422762A (en) * | 2017-06-20 | 2017-12-01 | 合肥天鹅制冷科技有限公司 | Cold liquid electrical-mechanical control system with switch control with fine adjustment |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20160629 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20160629 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |