CN205137952U - Phase transition heat -retaining formula solar water heating system - Google Patents
Phase transition heat -retaining formula solar water heating system Download PDFInfo
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- CN205137952U CN205137952U CN201520822183.5U CN201520822183U CN205137952U CN 205137952 U CN205137952 U CN 205137952U CN 201520822183 U CN201520822183 U CN 201520822183U CN 205137952 U CN205137952 U CN 205137952U
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The utility model relates to a phase transition heat -retaining formula solar water heating system, include the hot pond of phase transition heat -retaining that connects gradually through circulation pipeline, solar collector, the circulating pump, electric heating pipe, be equipped with first check valve and second check valve between the hot cell -out water pipe in the hot pond of phase transition heat -retaining and solar collector's the heat collector inlet tube on the pipeline in proper order, first check valve still passes through the water inlet of function diverter valve lug connection circulating pump, the still water pipe for the lug connection of hot cell -out water pipe, outside cold water still is connected through cold water water intake pipe to the pipeline between first check valve and the second check valve, be equipped with the rivers detector on the cold water water intake pipe, the inside temperature probe that all is equipped with in heat collector outlet pipe department and the hot pond of phase transition heat -retaining, the circulating pump, electric heating pipe, rivers detector and temperature probe equally divide and bie are connected with PLC control system. Compared with the prior art, the utility model has the advantages of simple structure, can guarantee hot water supply at any time.
Description
Technical field
The utility model relates to field of water heaters, especially relates to a kind of phase-change thermal storage type solar water heating system.
Background technology
Traditional storage-type electric water heater and solar water appliance have heat storage capacity not strong, the shortcomings such as volume is large, and traditional storage-type electric water heater in use needs to consume electric energy simultaneously, cannot make full use of solar energy, economize energy.
Chinese patent 201410341984.X discloses a kind of solar water heater, comprises vacuum heat collection pipe, heat collection water tank, heat storage water tank and support; Vacuum heat collection pipe is connected with heat collection water tank, and heat storage water tank is arranged at heat collection water tank bottom, is provided with at least one return duct between heat storage water tank and heat collection water tank, be separately provided be delivered to heat storage water tank by heat collection water tank send aquaporin; Phase-change material bag is provided with in heat storage water tank.The photovoltaic water pump sending aquaporin to comprise to be arranged at the tube connector between heat collection water tank and heat storage water tank and be arranged on tube connector, this photovoltaic water pump is driven by photovoltaic generating system and by automatic temperature-adjusting switch control rule.Although the water heater of this patent can extend the service time of hot water to a certain extent, for long overcast and rainy time, the hot water of output does not just usually reach the water temperature requirement of user.
Utility model content
The purpose of this utility model be exactly in order to overcome above-mentioned prior art exist defect and a kind of phase-change thermal storage type solar water heating system is provided.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of phase-change thermal storage type solar water heating system, comprise the hot pond of the phase-change thermal storage connected successively by circulation line, solar thermal collector, circulating pump, electric heating tube, the delivery port in the hot pond of described phase-change thermal storage connects the water inlet of solar thermal collector, the water inlet in the hot pond of described phase-change thermal storage connects electric heating tube, the pipeline that phase-change thermal storage hot pond delivery port is connected with the water inlet of solar thermal collector is also provided with the first check valve and the second check valve successively, the first described check valve also directly connects the water inlet of circulating pump by function transfer valve, described hot pond outlet pipe also direct connection water pipe, between first check valve with the second check valve, pipeline is also connected outside cold water by cold water inlet road, described cold water inlet road is provided with water flow detector, the water outlet of described solar thermal collector and inside, phase-change thermal storage hot pond are equipped with temp probe, described circulating pump, electric heating tube, water flow detector is connected with PLC control system respectively with temp probe.
Described phase-change thermal storage is filled with phase-change material in hot pond, heat-exchange tube is embedded with in this phase-change material, heat-exchange tube two ends connect delivery port and the water inlet in the hot pond of phase-change thermal storage respectively, and phase-change material is Inorganic nano phase change energy storage material, Inorganic phase change energy storage material or organic phase change energy storage material.
Also with the first fin on described heat-exchange tube, the first fin can adopt copper, aluminium, stainless steel or plastic material to make and obtain, and can increase the thermocontact area with the water entering the hot pond of phase-change thermal storage, thus heating water more fast and efficiently.
Described electric heating tube is stainless steel electrothermal tube, quartz electrothermal tube, Teflon electrothermal tube or titanium electrothermal tube, and its shape is linear pattern, U-shaped, L-type or W type, also can be that other are abnormally-structured.
The outside of described electric heating tube is provided with the second fin, and the second fin can increase the thermocontact area with water, can heating water more fast and efficiently.
Described water flow detector is one or both the combining structure in water flow switch or running water sensor.
Described solar thermal collector is U-shaped metal flow passage vacuum tube collector, glass-vacuum tube heat collector or flat plate collector.
Described phase-change thermal storage arranges outer cover of water heater outside hot pond, is provided with insulation material outside this outer cover of water heater, and insulation material to be selected from polyurathamc, VIP vacuum heat-insulation plate or nanogel warming plate one or more.
Pipeline between the delivery port of described solar thermal collector and circulating pump is also provided with relief valve, and during hypertonia in the circulation line of hot-water heating system, relief valve is opened, and emits excess moisture, reduces pressure.
Compared with prior art, the utility model utilizes the high heat storage of phase-change material, and in advance after heat accumulation, can provide hot water anywhere or anytime to user, the hot water duration is long, and hot water output is many, safe and reliable.When solar irradiation is sufficient, solar thermal collector fills heat to the hot pond of phase-change thermal storage, has saved the energy; When solar irradiation is not enough, electric heater fills heat to the hot pond of phase-change thermal storage, meets and uses water requirement, thus can at any time for user gives security the hot water of water temperature.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure, 1-heat-exchange tube, 2-phase-change material, the hot pond of 3-phase-change thermal storage, 4-circulating pump, 5-electric heating tube, 6-relief valve, 7-function transfer valve, 8-second check valve, 9-solar thermal collector, 10-water flow detector, 11-cold water inlet road, 12-water pipe, 13-hot pond water inlet pipe, 14-hot pond outlet pipe, 15-first check valve.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment 1
A kind of phase-change thermal storage type solar water heating system, its structure as shown in Figure 1, comprise the hot pond 3 of the phase-change thermal storage connected successively by circulation line, first check valve 15, second check valve 8, solar thermal collector 9, relief valve 6, circulating pump 4, electric heating tube 5, first check valve 15 also directly connects the water inlet of circulating pump 4 by function transfer valve 7, the water outlet in the hot pond of phase-change thermal storage 3 connects hot pond outlet pipe 14, water inlet connects hot pond water inlet pipe 13, hot pond outlet pipe 14 also connects the first check valve 15 and with water pipe 12, hot pond water inlet pipe 13 also connects electric heating tube 5, phase-change thermal storage arranges outer cover of water heater outside hot pond 3, insulation material is provided with outside this outer cover of water heater, phase-change thermal storage is filled with phase-change material 2 in hot pond 3, heat-exchange tube 1 is embedded with in this phase-change material 2, heat-exchange tube 1 two ends connect hot pond outlet pipe 14 and hot pond water inlet pipe 13 respectively, also with the first fin on heat-exchange tube 1, electric heating tube 5 is stainless steel electrothermal tube, its shape is linear pattern, the outside of electric heating tube 5 is provided with the second fin, water flow detector 10 is water flow switch, solar thermal collector 9 is U-shaped metal flow passage vacuum tube collector, between first check valve 15 with the second check valve 8, pipeline is also connected outside cold water by cold water inlet road 11, cold water inlet road 11 is provided with water flow detector 10, heat collector water outlet pipe part and inside, phase-change thermal storage hot pond 3 are equipped with temp probe, circulating pump 4, electric heating tube 5, water flow detector 10 is connected with PLC control system respectively with temp probe.
Insulation material can be selected from polyurathamc, VIP vacuum heat-insulation plate or nanogel warming plate one or more, and the first fin can adopt copper, aluminium, stainless steel or plastic material to make and obtain.Phase-change material can be Inorganic nano phase change energy storage material, Inorganic phase change energy storage material or organic phase change energy storage material.
When sunshine is sufficient, solar water heating system starts solar energy heat-storage operational mode, function transfer valve 7 cuts out, solar water heating system becomes the hot pond 3 of phase-change thermal storage, first check valve 15, second check valve 8, solar thermal collector 9, relief valve 6, circulating pump 4, the circulation line of electric heating tube 5, now, electric heating tube 5 does not temporarily work, close with water pipe 12, aqueous medium in circulation line or after heating in solar thermal collector 9 from the cold water that cold water inlet supplements into, enter in the hot pond 3 of phase-change thermal storage acting on of circulating pump 4 from hot pond water inlet pipe 13, and the phase-change material 2 heated in the hot pond 3 of phase-change thermal storage carries out heat accumulation, when temp probe detects that temperature that phase-change material 2 or solar thermal collector 9 outlet pipe go out is lower than its setting value, function transfer valve 7 is opened, because of pipe resistance effect, aqueous medium or the cold water overwhelming majority of supplementing into from cold water inlet deliver to heating electric heating tube 5 in from function transfer valve 7 through circulating pump 4, then enter phase-change thermal storage 3 pairs, hot pond phase-change material 2 and fill heat, thus ensure to fill heat to phase-change material 2 from solar energy and electrical heating two kinds of modes, ensure the use of hot water.
When user needs to use water, open with water pipe 12, function transfer valve 7 is opened, cold water enters from cold water inlet road 11, under the effect of circulating pump 4, the overwhelming majority enters the hot pond 3 of phase-change thermal storage along function transfer valve 7, circulating pump 4, electric heating tube 5 pipeline, after being heated by phase-change material 2, flow out from water pipe 12 through hot pond outlet pipe 14, the pipeline that small part continues to drill solar thermal collector 9, relief valve 6, circulating pump 4 and electric heater in addition enters the hot pond 3 of phase-change thermal storage, after being heated by phase-change material 2, flow out from water pipe 12 through hot pond outlet pipe 14.
Embodiment 2
A kind of phase-change thermal storage type solar water heating system, comprise the hot pond 3 of the phase-change thermal storage connected successively by circulation line, first check valve 15, second check valve 8, solar thermal collector 9, relief valve 6, circulating pump 4, electric heating tube 5, first check valve 15 also directly connects the water inlet of circulating pump 4 by function transfer valve 7, the water outlet in the hot pond of phase-change thermal storage 3 connects hot pond outlet pipe 14, water inlet connects hot pond water inlet pipe 13, hot pond outlet pipe 14 also connects the first check valve 15 and with water pipe 12, hot pond water inlet pipe 13 also connects electric heating tube 5, phase-change thermal storage arranges outer cover of water heater outside hot pond 3, insulation material is provided with outside this outer cover of water heater, phase-change thermal storage is filled with phase-change material 2 in hot pond 3, heat-exchange tube 1 is embedded with in this phase-change material 2, heat-exchange tube 1 two ends connect hot pond outlet pipe 14 and hot pond water inlet pipe 13 respectively, also with the first fin on heat-exchange tube 1, electric heating tube 5 is quartz electrothermal tube, its shape is U-shaped, the outside of electric heating tube 5 is provided with the second fin, water flow detector 10 is running water sensor, solar thermal collector 9 is U-shaped metal flow passage vacuum tube collector, between first check valve 15 with the second check valve 8, pipeline is also connected outside cold water by cold water inlet road 11, cold water inlet road 11 is provided with water flow detector 10, heat collector water outlet pipe part and inside, phase-change thermal storage hot pond 3 are equipped with temp probe, circulating pump 4, electric heating tube 5, water flow detector 10 is connected with PLC control system respectively with temp probe.
When sunshine is sufficient, solar water heating system starts solar energy heat-storage operational mode, function transfer valve 7 cuts out, solar water heating system becomes the hot pond 3 of phase-change thermal storage, first check valve 15, second check valve 8, solar thermal collector 9, relief valve 6, circulating pump 4, the circulation line of electric heating tube 5, now, electric heating tube 5 does not temporarily work, close with water pipe 12, aqueous medium in circulation line or after heating in solar thermal collector 9 from the cold water that cold water inlet supplements into, enter in the hot pond 3 of phase-change thermal storage acting on of circulating pump 4 from hot pond water inlet pipe 13, and the phase-change material 2 heated in the hot pond 3 of phase-change thermal storage carries out heat accumulation, when temp probe detects that temperature that phase-change material 2 or solar thermal collector 9 outlet pipe go out is lower than its setting value, function transfer valve 7 is opened, because of pipe resistance effect, aqueous medium or the cold water overwhelming majority of supplementing into from cold water inlet deliver to heating electric heating tube 5 in from function transfer valve 7 through circulating pump 4, then enter phase-change thermal storage 3 pairs, hot pond phase-change material 2 and fill heat, thus ensure to fill heat to phase-change material 2 from solar energy and electrical heating two kinds of modes, ensure the use of hot water.
When user needs to use water, open with water pipe 12, function transfer valve 7 is opened, cold water enters from cold water inlet road 11, under the effect of circulating pump 4, the overwhelming majority enters the hot pond 3 of phase-change thermal storage along function transfer valve 7, circulating pump 4, electric heating tube 5 pipeline, after being heated by phase-change material 2, flow out from water pipe 12 through hot pond outlet pipe 14, the pipeline that small part continues to drill solar thermal collector 9, relief valve 6, circulating pump 4 and electric heater in addition enters the hot pond 3 of phase-change thermal storage, after being heated by phase-change material 2, flow out from water pipe 12 through hot pond outlet pipe 14.
Embodiment 3
A kind of phase-change thermal storage type solar water heating system, comprise the hot pond 3 of the phase-change thermal storage connected successively by circulation line, first check valve 15, second check valve 8, solar thermal collector 9, relief valve 6, circulating pump 4, electric heating tube 5, first check valve 15 also directly connects the water inlet of circulating pump 4 by function transfer valve 7, the water outlet in the hot pond of phase-change thermal storage 3 connects hot pond outlet pipe 14, water inlet connects hot pond water inlet pipe 13, hot pond outlet pipe 14 also connects the first check valve 15 and with water pipe 12, hot pond water inlet pipe 13 also connects electric heating tube 5, phase-change thermal storage arranges outer cover of water heater outside hot pond 3, insulation material is provided with outside this outer cover of water heater, phase-change thermal storage is filled with phase-change material 2 in hot pond 3, heat-exchange tube 1 is embedded with in this phase-change material 2, heat-exchange tube 1 two ends connect hot pond outlet pipe 14 and hot pond water inlet pipe 13 respectively, also with the first fin on heat-exchange tube 1, electric heating tube 5 is Teflon electrothermal tube, its shape is L-type, the outside of electric heating tube 5 is provided with the second fin, water flow detector 10 is the combining structure of water flow switch and running water sensor, solar thermal collector 9 is glass-vacuum tube heat collector, between first check valve 15 with the second check valve 8, pipeline is also connected outside cold water by cold water inlet road 11, cold water inlet road 11 is provided with water flow detector 10, heat collector water outlet pipe part and inside, phase-change thermal storage hot pond 3 are equipped with temp probe, circulating pump 4, electric heating tube 5, water flow detector 10 is connected with PLC control system respectively with temp probe.
When sunshine is sufficient, solar water heating system starts solar energy heat-storage operational mode, function transfer valve 7 cuts out, solar water heating system becomes the hot pond 3 of phase-change thermal storage, first check valve 15, second check valve 8, solar thermal collector 9, relief valve 6, circulating pump 4, the circulation line of electric heating tube 5, now, electric heating tube 5 does not temporarily work, close with water pipe 12, aqueous medium in circulation line or after heating in solar thermal collector 9 from the cold water that cold water inlet supplements into, enter in the hot pond 3 of phase-change thermal storage acting on of circulating pump 4 from hot pond water inlet pipe 13, and the phase-change material 2 heated in the hot pond 3 of phase-change thermal storage carries out heat accumulation, when temp probe detects that temperature that phase-change material 2 or solar thermal collector 9 outlet pipe go out is lower than its setting value, function transfer valve 7 is opened, because of pipe resistance effect, aqueous medium or the cold water overwhelming majority of supplementing into from cold water inlet deliver to heating electric heating tube 5 in from function transfer valve 7 through circulating pump 4, then enter phase-change thermal storage 3 pairs, hot pond phase-change material 2 and fill heat, thus ensure to fill heat to phase-change material 2 from solar energy and electrical heating two kinds of modes, ensure the use of hot water.
When user needs to use water, open with water pipe 12, function transfer valve 7 is opened, cold water enters from cold water inlet road 11, under the effect of circulating pump 4, the overwhelming majority enters the hot pond 3 of phase-change thermal storage along function transfer valve 7, circulating pump 4, electric heating tube 5 pipeline, after being heated by phase-change material 2, flow out from water pipe 12 through hot pond outlet pipe 14, the pipeline that small part continues to drill solar thermal collector 9, relief valve 6, circulating pump 4 and electric heater in addition enters the hot pond 3 of phase-change thermal storage, after being heated by phase-change material 2, flow out from water pipe 12 through hot pond outlet pipe 14.
Embodiment 4
A kind of phase-change thermal storage type solar water heating system, comprise the hot pond 3 of the phase-change thermal storage connected successively by circulation line, first check valve 15, second check valve 8, solar thermal collector 9, relief valve 6, circulating pump 4, electric heating tube 5, first check valve 15 also directly connects the water inlet of circulating pump 4 by function transfer valve 7, the water outlet in the hot pond of phase-change thermal storage 3 connects hot pond outlet pipe 14, water inlet connects hot pond water inlet pipe 13, hot pond outlet pipe 14 also connects the first check valve 15 and with water pipe 12, hot pond water inlet pipe 13 also connects electric heating tube 5, phase-change thermal storage arranges outer cover of water heater outside hot pond 3, insulation material is provided with outside this outer cover of water heater, phase-change thermal storage is filled with phase-change material 2 in hot pond 3, heat-exchange tube 1 is embedded with in this phase-change material 2, heat-exchange tube 1 two ends connect hot pond outlet pipe 14 and hot pond water inlet pipe 13 respectively, also with the first fin on heat-exchange tube 1, electric heating tube 5 is titanium electrothermal tube, its shape is W type, the outside of electric heating tube 5 is provided with the second fin, water flow detector 10 is water flow switch, solar thermal collector 9 is flat plate collector, between first check valve 15 with the second check valve 8, pipeline is also connected outside cold water by cold water inlet road 11, cold water inlet road 11 is provided with water flow detector 10, heat collector water outlet pipe part and inside, phase-change thermal storage hot pond 3 are equipped with temp probe, circulating pump 4, electric heating tube 5, water flow detector 10 is connected with PLC control system respectively with temp probe.
When sunshine is sufficient, solar water heating system starts solar energy heat-storage operational mode, function transfer valve 7 cuts out, solar water heating system becomes the hot pond 3 of phase-change thermal storage, first check valve 15, second check valve 8, solar thermal collector 9, relief valve 6, circulating pump 4, the circulation line of electric heating tube 5, now, electric heating tube 5 does not temporarily work, close with water pipe 12, aqueous medium in circulation line or after heating in solar thermal collector 9 from the cold water that cold water inlet supplements into, enter in the hot pond 3 of phase-change thermal storage acting on of circulating pump 4 from hot pond water inlet pipe 13, and the phase-change material 2 heated in the hot pond 3 of phase-change thermal storage carries out heat accumulation, when temp probe detects that temperature that phase-change material 2 or solar thermal collector 9 outlet pipe go out is lower than its setting value, function transfer valve 7 is opened, because of pipe resistance effect, aqueous medium or the cold water overwhelming majority of supplementing into from cold water inlet deliver to heating electric heating tube 5 in from function transfer valve 7 through circulating pump 4, then enter phase-change thermal storage 3 pairs, hot pond phase-change material 2 and fill heat, thus ensure to fill heat to phase-change material 2 from solar energy and electrical heating two kinds of modes, ensure the use of hot water.
When user needs to use water, open with water pipe 12, function transfer valve 7 is opened, cold water enters from cold water inlet road 11, under the effect of circulating pump 4, the overwhelming majority enters the hot pond 3 of phase-change thermal storage along function transfer valve 7, circulating pump 4, electric heating tube 5 pipeline, after being heated by phase-change material 2, flow out from water pipe 12 through hot pond outlet pipe 14, the pipeline that small part continues to drill solar thermal collector 9, relief valve 6, circulating pump 4 and electric heater in addition enters the hot pond 3 of phase-change thermal storage, after being heated by phase-change material 2, flow out from water pipe 12 through hot pond outlet pipe 14.
Above-mentioned is can understand for ease of those skilled in the art and use utility model to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the utility model is not limited to above-described embodiment, and those skilled in the art, according to announcement of the present utility model, do not depart from improvement that the utility model category makes and amendment all should within protection domain of the present utility model.
Claims (9)
1. a phase-change thermal storage type solar water heating system, it is characterized in that, comprise the hot pond of the phase-change thermal storage connected successively by circulation line (3), solar thermal collector (9), circulating pump (4), electric heating tube (5), the delivery port in the hot pond of described phase-change thermal storage (3) connects the water inlet of solar thermal collector (9), the water inlet in the hot pond of described phase-change thermal storage (3) connects electric heating tube (5), the pipeline that the hot pond of phase-change thermal storage (3) delivery port is connected with the water inlet of solar thermal collector (9) is also provided with the first check valve (15) and the second check valve (8) successively, described the first check valve (15) also directly connects the water inlet of circulating pump (4) by function transfer valve (7), directly connection water pipe (12) is gone back in described hot pond outlet pipe (14), between first check valve (15) with the second check valve (8), pipeline is also connected outside cold water by cold water inlet road (11), described cold water inlet road (11) is provided with water flow detector (10), water outlet and the hot pond of phase-change thermal storage (3) inside of described solar thermal collector (9) are equipped with temp probe, described circulating pump (4), electric heating tube (5), water flow detector (10) is connected with PLC control system respectively with temp probe.
2. a kind of phase-change thermal storage type solar water heating system according to claim 1, it is characterized in that, phase-change material (2) is filled with in the hot pond of described phase-change thermal storage (3), be embedded with heat-exchange tube (1) in this phase-change material (2), heat-exchange tube (1) two ends connect delivery port and the water inlet in the hot pond of phase-change thermal storage (3) respectively.
3. a kind of phase-change thermal storage type solar water heating system according to claim 2, is characterized in that, also with the first fin on described heat-exchange tube (1).
4. a kind of phase-change thermal storage type solar water heating system according to claim 1, it is characterized in that, described electric heating tube (5) is stainless steel electrothermal tube, quartz electrothermal tube, Teflon electrothermal tube or titanium electrothermal tube, and its shape is linear pattern, U-shaped, L-type or W type.
5. a kind of phase-change thermal storage type solar water heating system according to claim 4, is characterized in that, the outside of described electric heating tube (5) is provided with the second fin.
6. a kind of phase-change thermal storage type solar water heating system according to claim 1, is characterized in that, the combining structure that described water flow detector (10) is one or both in water flow switch or running water sensor.
7. a kind of phase-change thermal storage type solar water heating system according to claim 1, is characterized in that, described solar thermal collector (9) is U-shaped metal flow passage vacuum tube collector, glass-vacuum tube heat collector or flat plate collector.
8. a kind of phase-change thermal storage type solar water heating system according to claim 1, is characterized in that, arranges outer cover of water heater, be provided with insulation material outside this outer cover of water heater outside the hot pond of described phase-change thermal storage (3).
9. a kind of phase-change thermal storage type solar water heating system according to claim 1, is characterized in that, the pipeline between the delivery port of described solar thermal collector (9) and circulating pump is also provided with relief valve (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520822183.5U CN205137952U (en) | 2015-10-22 | 2015-10-22 | Phase transition heat -retaining formula solar water heating system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520822183.5U CN205137952U (en) | 2015-10-22 | 2015-10-22 | Phase transition heat -retaining formula solar water heating system |
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| CN205137952U true CN205137952U (en) | 2016-04-06 |
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| CN201520822183.5U Active CN205137952U (en) | 2015-10-22 | 2015-10-22 | Phase transition heat -retaining formula solar water heating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766268A (en) * | 2017-01-20 | 2017-05-31 | 门立山 | The solar water heater that family cooks |
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- 2015-10-22 CN CN201520822183.5U patent/CN205137952U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766268A (en) * | 2017-01-20 | 2017-05-31 | 门立山 | The solar water heater that family cooks |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Qineng Qixin New Energy Technology Co.,Ltd. Assignor: PIONEER ENERGY (JIANGSU) Co.,Ltd. Contract record no.: X2023980039559 Denomination of utility model: A phase change thermal storage solar hot water system Granted publication date: 20160406 License type: Exclusive License Record date: 20230814 |
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| EE01 | Entry into force of recordation of patent licensing contract |