CN203177289U - Air source heat pump fuel gas comprehensive heating system - Google Patents
Air source heat pump fuel gas comprehensive heating system Download PDFInfo
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- CN203177289U CN203177289U CN2013200541821U CN201320054182U CN203177289U CN 203177289 U CN203177289 U CN 203177289U CN 2013200541821 U CN2013200541821 U CN 2013200541821U CN 201320054182 U CN201320054182 U CN 201320054182U CN 203177289 U CN203177289 U CN 203177289U
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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]
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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]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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Abstract
The utility model discloses an air source heat pump fuel gas comprehensive heating system. The air source heat pump fuel gas comprehensive heating system comprises a heat-preservation water tank assembly. The heat-preservation water tank assembly comprises a water tank liner, the lower portion of the water tank liner is provided with a water inlet pipe head, the upper portion of the water tank liner is provided with a water outlet pipe, a heating coiled pipe and an air source coiled pipe are sequentially arranged inside the water tank liner from the top to bottom, the heating coiled pipe is connected with a heating loop assembly, the air source coiled pipe is connected with an air source heat pump assembly, and a fuel gas coiled pipe which is connected with a fuel gas wall-hanging stove assembly is also arranged inside the water tank liner. The water outlet pipe head is connected with the water tail end, a hot water collector is used for collecting used hot water which flows out of the water tail end, delivers the hot water to a waste heat exchange device, and a water inlet pipeline penetrates through the waste heat exchange device to be connected to the water inlet pipe head. Each assembly is electrically connected with a controller assembly. According to the air source heat pump fuel gas comprehensive heating system, an air source heat pump and a fuel gas wall-hanging stove are used in a complementary mode, waste heat is recycled, and therefore the energy utilization rate and unit energy efficiency are improved.
Description
Technical field
The utility model relates to the heat supply heating system of energy mix heating, relates in particular to a kind of air source heat pump combustion gas comprehensive heating heating system.
Background technology
Traditional storage-type and Instant heating type hot water apparatus be generally all by the single source heat supply, as: electric energy, combustion gas, solar energy, air source, water source, geothermal source etc.Owing to be subjected to the restriction of single source, following defective can occur: 1, when device breaks down, often the heat supply heating will be interrupted, and can't guarantee normal instructions for use; 2, be subjected to the restriction of service condition easily, as: the cable problem of electric instant heating, solar energy is in overcast and rainy use etc.; The capital produces certain restriction to the use of hot water apparatus; 3, do not satisfy many-sided heating heat supply requirement, as the place of needs heating simultaneously, heating and heat supply water; 4, single source heating heat supply does not meet the environmental protection and energy saving requirement that country advocates; 5, the hot water of people's use, after using, namely drain (no matter being bathing or other purposes), it is special when environment temperature is low, this secondary water of draining, though temperature not high (20 ~ 30 ℃), relative running water (winter is below 10 ℃), the heat that wherein contains is recycled easily.But the water of main flow custom is not used at present, wastes the utilizable energy source.
The utility model content
At defective and the deficiency of above-mentioned existence, a kind of air source heat pump combustion gas comprehensive heating heating system is proposed.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of air source heat pump combustion gas comprehensive heating heating system is provided, comprises attemperater assembly, heating loop assembly, air source heat pump assembly, burnt gas wall hanging furnace assembly, control assembly, inlet pipeline, water end, hot water gatherer and waste heat switch;
Described attemperater assembly comprises inner water tank, inner water tank bottom and top are respectively equipped with into water tube head and water outlet tube head, inner water tank inside is disposed with heating coil and air source tray pipe from top to bottom between water outlet tube head and water inlet tube head, also be provided with the combustion gas coil pipe in the inner water tank; Described heating coil connects described heating loop assembly, and described air source tray pipe connects described air source heat pump assembly, and described combustion gas coil pipe connects described burnt gas wall hanging furnace assembly;
Described water outlet tube head connects described water end, and described hot water gatherer be used for to be collected from water is terminal and flowed out the hot water after using and it is delivered to described waste heat switch, and described inlet pipeline passes described waste heat switch and is connected to described water inlet tube head;
Described heating loop assembly, air source heat pump assembly, burnt gas wall hanging furnace assembly all are electrically connected described control assembly.
Wherein, described air source heat pump assembly comprises evaporimeter, compressor and throttling arrangement, and described air source tray pipe connects and composes the closed circuit that supplies flow of refrigerant by the road as condenser and described compressor, evaporimeter, throttling arrangement; Described compressor is electrically connected to described control assembly.
Wherein, described burnt gas wall hanging furnace assembly comprises burnt gas wall hanging furnace, second heat-transfer working medium; Described burnt gas wall hanging furnace comprises combustion chamber, heat exchanger, water pump and electrical control module; Described heat exchanger is positioned at described combustion chamber, and the combustion gas coil pipe in heat exchanger and the described attemperater assembly connects and composes the closed circuit that flows for described second heat-transfer working medium by pipeline, and described water pump is arranged on this closed circuit; Described water pump is electrically connected described electrical control module, and the electrical control module is electrically connected described control assembly.
Wherein, described electrical control module comprise the blast switch that starts described water pump for the blower fan of giving described exhaust combustion chamber, when being used in the combustion chamber for negative pressure state, be used for gas ratio valve that behind starting mode of pump control enters gas quantity in the combustion chamber, for detection of flue gas and under abnormal conditions control cut off the flue gas inductive switch of gas ratio valve; Described blast switch is electrically connected described water pump and gas ratio valve, and described flue gas inductive switch is electrically connected described gas ratio valve.
Wherein, described heating loop assembly comprise heating circulation pump, floor heating coil pipe or radiator, for detection of the temperature sensor of indoor temperature; Described floor heating coil pipe or radiator are connected by pipeline with heating coil in the described attemperater assembly, and described heating circulation pump is set on connecting line; Described heating circulation pump and described temperature sensor are electrically connected described control assembly.
Wherein, described inner water tank is enamel or stainless steel; Inner water tank is socketed with tank shell outward, is filled with insulation bubble material between tank shell and the inner water tank.
Wherein, on the described inlet pipeline safety valve is installed.
Wherein, described heating coil, gas disk tubing matter are stainless steel tube or fin steel pipe, and described air source tray tubing matter is copper pipe or gapless stainless steel tube.
The beneficial effects of the utility model are: 1, when one group of thermal source unit breaks down, can not influence normal heating heat demand; 2, this combined system adopts air source heat pump and burnt gas wall hanging furnace assembly to use as thermal source complementary, and according to its coil pipe position of each heat sources reasonable Arrangement, can reduce the operating load of air source heat pump, improves the service life of unit; For the burnt gas wall hanging furnace assembly, then can reduce the use amount of combustion gas, cut down the consumption of energy; The utility model can be got the mode of segmentation heating to the hydromining in the water tank, also carries out waste heat recovery in addition, can improve the efficiency of rate of energy and unit; 3, meet the energy-conserving and environment-protective requirement that country advocates, use the high unit combination of energy utilization rate as far as possible.
Description of drawings
Fig. 1 is the structural representation of the utility model one embodiment;
Fig. 2 is the structural representation of attemperater assembly in the utility model;
Fig. 3 is the structural representation of air source heat pump assembly in the utility model;
Fig. 4 is the structural representation of burnt gas wall hanging furnace in the utility model.
Label declaration:
1, attemperater assembly; 11, water inlet tube head; 12, air source tray pipe; 13, first temperature sensor; 14, heating coil; 15, combustion gas coil pipe; 16, second temperature sensor; 17, water outlet tube head; 18, tank upper cover; 19, inner water tank; 101, insulation bubble material; 102, magnesium rod; 103, tank shell; 104, water tank lower cover; 105, water tank footing;
2, heating loop assembly; 21, floor heating coil pipe; 22, heating circulation pump; 23, three-temperature sensor;
3, waste heat switch;
4, control assembly;
5, air source heat pump assembly; 51, compressor; 52, cross valve; 53, filter; 54, throttling arrangement; 55, evaporimeter; 56, motor; 57, fan; 58, automatically controlled plate;
6, burnt gas wall hanging furnace assembly; 601, delivery port; 603, shell structure; 604, heat exchanger; 605, blast switch; 606, blower fan; 607, exhaust outlet; 608, combustion chamber; 609, expansion drum; 610, water pump; 611, gas ratio valve; 612, water inlet; 613, air inlet;
7, inlet pipeline; 71, safety valve; 8, water end; 9, hot water gatherer.
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, present embodiment provides a kind of air source heat pump combustion gas comprehensive heating heating system, mainly comprises attemperater assembly 1, heating loop assembly 2, air source heat pump assembly 5, burnt gas wall hanging furnace assembly 6, control assembly 4, inlet pipeline 7, water end 8, hot water gatherer 9 and waste heat switch 3.
As shown in Figure 2, attemperater assembly 1 comprises the housing that is made of inner water tank 19, tank shell 103, tank upper cover 18, water tank lower cover 104 and water tank footing 105, wherein tank shell 103 is socketed on outside the inner water tank 19, and is filled with insulation bubble material 101 between the two with 19 insulations of feed-tank inner bag.Inner water tank 19 is enamel or stainless steel, can high pressure resistant and corrosion.In order to prevent from corroding inner water tank 19, also be set with magnesium rod 102 on the inner water tank 19, magnesium rod 102 stretches to inner water tank 19 inside, prevents the inner water tank corrosion by principle of cathodic protection, reaches to prolong the water tank effect in service life.
Water outlet tube head 17 connects water end 8, hot water gatherer 9 arranges corresponding to water terminal 8, be used for to collect from water terminal 8 and flow out the hot water after using and it is delivered to waste heat switch 3, and inlet pipeline 7 passes the water inlet tube head 11 that waste heat switch 3 connects on the inner water tank 19, cold water can carry out preheating by the hot water that is recovered in the waste heat switch 3 before entering inner water tank 19 again, improve inflow temperature, when particularly winter, inflow temperature was low, effect was obvious.Because attemperater is press-bearing water tank, at inlet pipeline 7 safety valve 71 is installed, and plays the pressure release effect, prevents hypertonia in the water tank heating process.
Heating loop assembly 2, air source heat pump assembly 5, burnt gas wall hanging furnace assembly 6 all are electrically connected control assembly 4.Control assembly 4 generally comprises controller mainboard, controller housing, holding wire etc., when work, mode by manual direct control button is sent instruction to control assembly 4, control assembly 4 is passed to the automatically controlled plate of corresponding assembly in the heating system with instruction, and automatically controlled plate is carried out corresponding control action and finished required function.In the present embodiment, inner water tank 19 bottoms are provided with first temperature sensor 13, top is provided with second temperature sensor 16, two sensors detects the water temperature on water tank bottom and top respectively, temperature value offers control assembly, and control assembly is relatively controlled the unlatching of air source heat pump assembly and burnt gas wall hanging furnace assembly respectively by set pattern or closed according to corresponding water temperature and respective settings value.
This system combined operation principle is: do not have at the air source heat pump assembly under the situation of fault, the water in the water tank all is to be heated by the air source heat pump assembly; When heating, by the heating coil at water tank middle part, absorb the heat in the water tank, thereby the room is heated; When bath water, the hot water on direct water tank top.When the shortage of heat of air source heat pump so that heat supply, heating to be provided, the burnt gas wall hanging furnace assembly is opened, to the water tank heating that circulates; Perhaps air source heat pump assembly and burnt gas wall hanging furnace assembly can heat the water in the water tank simultaneously; Simultaneously, utilize waste-heat recovery device, collect the secondary hot water, improve inflow temperature, reduce the power of whole heating heat supply, realize Combination application and the energy-saving effect of heat supply heating.
Adopt the advantage of such scheme to be: 1, when one group of thermal source unit breaks down, can not influence normal heating heat demand; 2, this combined system adopts air source heat pump and burnt gas wall hanging furnace assembly to use as thermal source complementary, and according to its coil pipe position of each heat sources reasonable Arrangement, can reduce the operating load of air source heat pump, improves the service life of unit; For the burnt gas wall hanging furnace assembly, then can reduce the use amount of combustion gas, cut down the consumption of energy; The utility model can be got the mode of segmentation heating to the hydromining in the water tank, also carries out waste heat recovery in addition, can improve the efficiency of rate of energy and unit; 3, meet the energy-conserving and environment-protective requirement that country advocates, use the high unit combination of energy utilization rate as far as possible.
Introduce the structure of each thermal source and heating loop assembly more one by one below in conjunction with accompanying drawing.
Consult Fig. 1, the heating loop assembly 2 of present embodiment comprises floor heating coil pipe 21, heating circulation pump 22 and three-temperature sensor 23.Heating coil 14 in floor heating coil pipe 21 and the attemperater assembly 1 is connected by pipeline, and described heating circulation pump 22 is set on connecting line; Heating circulation pump 22 and three-temperature sensor 23 are electrically connected described control assembly 4.Three-temperature sensor 23 is for detection of indoor temperature, and when when control assembly 4 arranges heating mode, according to the heating temperature of indoor temperature and setting, heating circulation pump 22 optionally starts or closes, thereby the room is heated.Floor heating coil pipe 21 in the present embodiment can also replace with radiator, specifically chooses according to the heating demand.
Consult Fig. 3, in the present embodiment, air source heat pump assembly 5 comprises compressor 51, cross valve 52, filter 53, evaporimeter 55, throttling arrangement 54, fan 57, motor 56, automatically controlled plate 58 etc.Wherein the air source tray pipe in compressor 51, evaporimeter 55, throttling arrangement 54 and the attemperater assembly 1 12 is connected by pipeline, forms a closed circuit for flow of refrigerant, and air source tray pipe 12 is as the condenser of this closed circuit; The operation principle of this air source heat pump assembly 5 is: compressor 51 starts and compresses the low-temperature refrigerant gas of flash-pot 55, discharge the refrigerant gas of HTHP from compressor 51 exhaust outlets, behind the air source tray pipe 12 in the water tank, high temperature refrigerant carries out heat exchange with its water on every side in air source tray pipe 12, become the liquid of temperature in the high pressure through the cold-producing medium after the heat release, pass through throttling arrangement 54 afterwards, cold-producing medium becomes the liquid of low-temp low-pressure, thereby enter evaporimeter 55, by fan 57 and motor 56 it is carried out forced heat-exchanging, make the cold-producing medium fast Absorption from airborne heat, cold-producing medium behind the absorption heat becomes the gas of low-temp low-pressure, final gas is sucked back by compressor 51, thereby finishes a working cycles, and the water in the water tank constantly circulates by cold-producing medium and then constantly obtains heating.Cross valve 52 is arranged in the closed circuit, under the control of automatically controlled plate 58, is used for switching the flow direction of cold-producing medium to realize the conversion of refrigeration mode and heating mode.Filter 53 is arranged at before the throttling arrangement 54, is used for the cold-producing medium that enters throttling arrangement 54 is filtered, and prevents that throttling arrangement 54 from stopping up.Compressor 51, motor 56 and cross valve 52 all are electrically connected automatically controlled plate 58, and automatically controlled plate 58 is electrically connected to control assembly 4.
Consult Fig. 1 and Fig. 4, in the present embodiment, described burnt gas wall hanging furnace assembly 6 comprises burnt gas wall hanging furnace and second heat-transfer working medium; Burnt gas wall hanging furnace comprises shell structure 603, be provided with combustion chamber 608 in the shell structure 603, be provided with heat exchanger 604 in the combustion chamber 608, be provided with delivery port 601 and water inlet 612 communicatively with this heat exchanger 604 on the shell structure 603, wherein the pipeline that is connected with heat exchanger 604 of water inlet 612 is provided with water pump 610, delivery port 601 and water inlet 612 is used for being connected the combustion gas coil pipe 15 of attemperater assembly 1, thereby make heat exchanger 604 and combustion gas coil pipe 15 constitute the closed circuit that flows for second heat-transfer working medium, the power that water pump 610 then provides second heat-transfer working medium to flow.During work, combustion gas enters combustion chamber 608 burning through air inlet 613 and produces heats, and second heat-transfer working medium in the reheat heat exchanger 604, water pump 610 make second heat-transfer working medium cycle through combustion gas coil pipe 15 and water in the heating water tank inner bag 19.Second heat-transfer working medium can be freezing liquid or water.
Because variations in temperature is bigger in the burnt gas wall hanging furnace, for compensatory pressure changes, also be provided with expansion drum 609 in the shell structure 603 of burnt gas wall hanging furnace, expansion drum 609 is positioned at outside the combustion chamber 608, and is connected with the working medium closed circuit.
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 (8)
1. air source heat pump combustion gas comprehensive heating heating system, it is characterized in that, comprise attemperater assembly, heating loop assembly, air source heat pump assembly, burnt gas wall hanging furnace assembly, control assembly, inlet pipeline, water end, hot water gatherer and waste heat switch;
Described attemperater assembly comprises inner water tank, inner water tank bottom and top are respectively equipped with into water tube head and water outlet tube head, inner water tank inside is disposed with heating coil and air source tray pipe from top to bottom between water outlet tube head and water inlet tube head, also be provided with the combustion gas coil pipe in the inner water tank; Described heating coil connects described heating loop assembly, and described air source tray pipe connects described air source heat pump assembly, and described combustion gas coil pipe connects described burnt gas wall hanging furnace assembly;
Described water outlet tube head connects described water end, and described hot water gatherer be used for to be collected from water is terminal and flowed out the hot water after using and it is delivered to described waste heat switch, and described inlet pipeline passes described waste heat switch and is connected to described water inlet tube head;
Described heating loop assembly, air source heat pump assembly, burnt gas wall hanging furnace assembly all are electrically connected described control assembly.
2. air source heat pump combustion gas comprehensive heating heating system according to claim 1, it is characterized in that: described air source heat pump assembly comprises evaporimeter, compressor and throttling arrangement, and described air source tray pipe connects and composes the closed circuit that supplies flow of refrigerant by the road as condenser and described compressor, evaporimeter, throttling arrangement; Described compressor is electrically connected to described control assembly.
3. air source heat pump combustion gas comprehensive heating heating system according to claim 1, it is characterized in that: described burnt gas wall hanging furnace assembly comprises burnt gas wall hanging furnace, second heat-transfer working medium; Described burnt gas wall hanging furnace comprises combustion chamber, heat exchanger, water pump and electrical control module; Described heat exchanger is positioned at described combustion chamber, and the combustion gas coil pipe in heat exchanger and the described attemperater assembly connects and composes the closed circuit that flows for described second heat-transfer working medium by pipeline, and described water pump is arranged on this closed circuit; Described water pump is electrically connected described electrical control module, and the electrical control module is electrically connected described control assembly.
4. air source heat pump combustion gas comprehensive heating heating system according to claim 3 is characterized in that: described electrical control module comprises the blast switch that starts described water pump for the blower fan of giving described exhaust combustion chamber, when being used in the combustion chamber for negative pressure state, be used for gas ratio valve that behind starting mode of pump control enters gas quantity in the combustion chamber, for detection of flue gas and under abnormal conditions control cut off the flue gas inductive switch of gas ratio valve; Described blast switch is electrically connected described water pump and gas ratio valve, and described flue gas inductive switch is electrically connected described gas ratio valve.
5. air source heat pump combustion gas comprehensive heating heating system according to claim 1 is characterized in that: described heating loop assembly comprises heating circulation pump, floor heating coil pipe or radiator, for detection of the temperature sensor of indoor temperature; Described floor heating coil pipe or radiator are connected by pipeline with heating coil in the described attemperater assembly, and described heating circulation pump is set on connecting line; Described heating circulation pump and described temperature sensor are electrically connected described control assembly.
6. according to each described air source heat pump combustion gas comprehensive heating heating system of claim 1-5, it is characterized in that: described inner water tank is enamel or stainless steel; Inner water tank is socketed with tank shell outward, is filled with insulation bubble material between tank shell and the inner water tank.
7. according to each described air source heat pump combustion gas comprehensive heating heating system of claim 1-5, it is characterized in that: on the described inlet pipeline safety valve is installed.
8. according to each described air source heat pump combustion gas comprehensive heating heating system of claim 1-5, it is characterized in that: described heating coil, gas disk tubing matter are stainless steel tube or fin steel pipe, and described air source tray tubing matter is copper pipe or gapless stainless steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200541821U CN203177289U (en) | 2013-01-31 | 2013-01-31 | Air source heat pump fuel gas comprehensive heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200541821U CN203177289U (en) | 2013-01-31 | 2013-01-31 | Air source heat pump fuel gas comprehensive heating system |
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| Publication Number | Publication Date |
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| CN203177289U true CN203177289U (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013200541821U Expired - Fee Related CN203177289U (en) | 2013-01-31 | 2013-01-31 | Air source heat pump fuel gas comprehensive heating system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726426A (en) * | 2017-11-13 | 2018-02-23 | 济南金孚瑞供热工程技术有限公司 | Double thermal source complementary heating systems and its implementation |
| CN108592141A (en) * | 2018-04-12 | 2018-09-28 | 江苏迈能高科技有限公司 | A kind of complementary heating of combustion pump, hot water supply system and control method |
| CN108716788A (en) * | 2018-07-11 | 2018-10-30 | 佛山市顺德区满凌电器有限公司 | All-in-one cold and hot multifunctional equipment and its operation principle |
| CN111306823A (en) * | 2020-02-26 | 2020-06-19 | 西京学院 | Multifunctional assembled split type heat pump with additional reinforcing joint group |
| CN111425916A (en) * | 2020-04-03 | 2020-07-17 | 宁波奥克斯电气股份有限公司 | Heating system and control method thereof |
| CN112673211A (en) * | 2018-05-17 | 2021-04-16 | 瑞典意昂公司 | Reversible heat pump assembly and zonal thermal energy distribution system comprising such reversible heat pump assembly |
| CN113390204A (en) * | 2021-07-13 | 2021-09-14 | 成黎明 | Air source triple heat supply pump |
-
2013
- 2013-01-31 CN CN2013200541821U patent/CN203177289U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726426A (en) * | 2017-11-13 | 2018-02-23 | 济南金孚瑞供热工程技术有限公司 | Double thermal source complementary heating systems and its implementation |
| CN108592141A (en) * | 2018-04-12 | 2018-09-28 | 江苏迈能高科技有限公司 | A kind of complementary heating of combustion pump, hot water supply system and control method |
| CN112673211A (en) * | 2018-05-17 | 2021-04-16 | 瑞典意昂公司 | Reversible heat pump assembly and zonal thermal energy distribution system comprising such reversible heat pump assembly |
| CN108716788A (en) * | 2018-07-11 | 2018-10-30 | 佛山市顺德区满凌电器有限公司 | All-in-one cold and hot multifunctional equipment and its operation principle |
| CN111306823A (en) * | 2020-02-26 | 2020-06-19 | 西京学院 | Multifunctional assembled split type heat pump with additional reinforcing joint group |
| CN111425916A (en) * | 2020-04-03 | 2020-07-17 | 宁波奥克斯电气股份有限公司 | Heating system and control method thereof |
| CN113390204A (en) * | 2021-07-13 | 2021-09-14 | 成黎明 | Air source triple heat supply pump |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20190131 |
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| CF01 | Termination of patent right due to non-payment of annual fee |