CN201476357U - Integrated system composed of solar energy heater and electric heater and energy saving comprehensive valve - Google Patents
Integrated system composed of solar energy heater and electric heater and energy saving comprehensive valve Download PDFInfo
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- CN201476357U CN201476357U CN 200920166333 CN200920166333U CN201476357U CN 201476357 U CN201476357 U CN 201476357U CN 200920166333 CN200920166333 CN 200920166333 CN 200920166333 U CN200920166333 U CN 200920166333U CN 201476357 U CN201476357 U CN 201476357U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The utility model relates to an integrated system composed of a solar energy heater and an electric heater and an energy saving comprehensive valve, the energy saving comprehensive valve comprises three three-way water valves, wherein a first three-way water valve is respectively connected with a water inlet, an water feeding end of a storing tank of the solar energy heater, an water feeding end of a storing tank of the electric heater and a second three-way water valve by water pipes; the second three-way water valve is respectively connected with a water outlet discharging end of the storing tank o f the solar energy heater and the water feeding end of the storing tank of the electric heater by water pipes; and a third three-way water valve is respectively connected with the second three-way water valve, the water discharging end of the storing tank of the electric heater and the water outlet. When the water temperature of the storing tank of the solar energy heater is between the water temperature for people normal bathing and the temperature of tap water, the water in the storing tank of the solar energy heater can be led into the indoor electric heater to heat by the comprehensive valve, so as to save the energy for heating the cool water directly by the electric heater.
Description
Technical field
The utility model relates to a kind of integral system and energy-conservation comprehensive valve of being made up of solar energy and EWH.
Background technology
Water heater is of a great variety in the market, and list just can be divided into three major types on kind: electric heater, gas water heater, solar water heater, wherein, can cause security incident because of insufficient toxic gas of discharging that burns in the gas heater use; Though and electric heater uses conveniently, power consumption is bigger; Solar water heater is subjected to external environment influence bigger, as, daytime, night, season, weather, geographical environment or the like, particularly be difficult to the water temperature that reaches suitable in winter, sometimes the connecting pipe that connects solar water heater storage water tank and indoor operative installations is frozen stifled easily, the water of solar water heater storage water tank the inside is unable to come down, and can't satisfy people's bathing requirement, influences people's normal use.
In order to solve the not enough problem of solar water heater water temperature in winter, the solar water heater of electric heating equipment has appearred again having on the market; Freeze the problem of resistance in order to solve the winter pipeline, the solar water heater that has various defrosters also occurs in succession.But, though have the water temperature requirement that the solar electric water heater of electric heating equipment can reach the normal bathing of people, can't solve frozen pipe problem in winter, increased waste of electric energy simultaneously greatly; And the solar water heater that has defroster has only only solved the frozen pipe problem, does not fundamentally solve the water temperature problem, and winter temperature is crossed when hanging down, and still can not use.In addition, the interpolation of defroster must increase the cost cost.
In research and practice process to prior art, inventor of the present utility model finds, existing various water heater, basically all there is defective in various degree: or have potential safety hazard, or can't reach energy-saving effect, or being subjected to condition restriction can't normally use (as problem such as solar water heater frozen pipe in winter and water temperature be not enough).In a word, on market, be difficult to find a kind of cheap, water heater that function is relatively perfect.
The utility model content
The utility model embodiment provides a kind of integral system and energy-conservation comprehensive valve of being made up of solar energy and EWH, to solve the energy waste problem.
For solving the problems of the technologies described above, the utility model embodiment provides a kind of energy-conservation comprehensive valve, be used to connect solar water heater, electric heater, described energy-conservation comprehensive valve comprises three junctions water valves, wherein, first junctions water valve is connected with the water inlet end of water inlet, solar water heater storage water tank, water inlet end and second junctions water valve of electric heater storage tank respectively by water pipe; Second junctions water valve is connected with the water side of solar water heater storage water tank, the water inlet end of electric heater storage tank respectively by water pipe; The 3rd junctions water valve is connected with the water side and the delivery port of described second junctions water valve, electric heater storage tank respectively by water pipe.
The utility model embodiment also provides a kind of integral system of being made up of solar energy and EWH, this integral system comprises: solar water heater storage water tank, electric heater storage tank and energy-conservation comprehensive valve, wherein, described energy-conservation comprehensive valve is connected with the water side with the water inlet end of solar water heater storage water tank respectively by water pipe, and be connected with the water side with the water inlet end of electric heater storage tank respectively, the water inlet end of the water inlet end of described solar water heater storage water tank and electric heater storage tank is connected on the same water inlet pipe jointly by water pipe respectively, and the water side is connected to being connected on the outlet pipe by water pipe respectively.
Preferably, described energy-conservation comprehensive valve comprises three junctions water valves, connect by corresponding fork respectively between three junctions water valves, wherein, first junctions water valve by water pipe respectively with the water inlet end of water inlet, solar water heater storage water tank, the water inlet end of electric heater storage tank, and second junctions water valve connects; Second junctions water valve is connected with the water side of solar water heater storage water tank, the water inlet end of electric heater storage tank respectively by water pipe; The 3rd junctions water valve is connected with the water side and the delivery port of described second junctions water valve, electric heater storage tank respectively by water pipe.
Preferably, also comprise: be arranged on the timing means on the described electric heater storage tank.
The utility model embodiment also provides a kind of energy-conservation comprehensive valve, be used to connect solar water heater and electric heater, described energy-conservation comprehensive valve comprises three junctions water valves, fork in first junctions water valve links to each other with a fork in second junctions water valve, and two forks in addition of first junctions water valve link to each other with the water inlet pipe of water inlet pipe and solar water heater storage water tank respectively; Two forks in addition of second junctions water valve link to each other with the outlet pipe of solar water heater storage water tank and a fork of the 3rd junctions water valve respectively, and the fork of second the junctions water valve that links to each other with described first junctions water valve links to each other with the water inlet pipe of electric heater; Two forks in addition of the 3rd junctions water valve link to each other with the outlet pipe of outlet pipe and electric heater respectively.
By such scheme as can be known, in the present embodiment, by energy-conservation comprehensive valve, solar water heater storage water tank and electric heater storage tank are coupled together, under different temperature, can running water be flowed along different pipelines by regulating each water valve in the energy-conservation comprehensive valve, thereby arrive best energy-saving effect.The utility model is simple in structure, and low price can be connected as a single entity solar water heater and electric heater effectively, forms the water heater-integrated system of solar-electrical energy, thus the energy waste of having avoided independent use solar water heater or electric heater to be caused.Simultaneously, when solar water heater the frozen pipe phenomenon occurs winter, regulate the different forks water valve on the energy-conservation comprehensive valve, allow running water directly enter the electric heater heating, flow out by outlet pipe again, satisfy the normal bathing demand of people.Further, owing to can on described electric heater storage tank, timing means be set, thereby convenient individual is according to the free setting-up time of self bathing needs, electric heater can begin heating for the previous period automatically in this moment, reach the water temperature or the assigned temperature of having a bath and needing in the moment of setting, thereby shortened temperature retention time greatly, saved electric energy.
Description of drawings
The structural representation of the energy-conservation comprehensive valve that provides among the utility model embodiment is provided Fig. 1;
The structural representation of the integral system of being made up of solar water heater and electric heater that provides among the utility model embodiment is provided Fig. 2;
The concrete structure schematic diagram of the energy-conservation comprehensive valve that provides among the utility model embodiment is provided Fig. 3;
The application example schematic diagram of the integral system of being made up of solar water heater and electric heater that provides in the utility model is provided Fig. 4.
The specific embodiment
Below we will be in conjunction with the accompanying drawings, embodiment of the present utility model is described in detail.
See also Fig. 1, a kind of energy-conservation comprehensive valve for providing among the utility model embodiment is used to connect solar water heater, electric heater, and described energy-conservation comprehensive valve 13 comprises three junctions water valves.Wherein, first junctions water valve 1 is connected with the water inlet end 111 of water inlet 14, solar water heater storage water tank 11, water inlet end 121 and second junctions water valve 2 of electric heater storage tank 12 respectively by water pipe; Second junctions water valve 2 is connected with the water side 112 of solar water heater storage water tank 11, the water inlet end 121 of electric heater storage tank 12 respectively by water pipe; The 3rd junctions water valve 3 is connected with the water side 122 and the delivery port 15 of described second junctions water valve 2, electric heater storage tank 12 respectively by water pipe.
In the present embodiment,, solar water heater storage water tank and electric heater storage tank are coupled together by energy-conservation comprehensive valve, under different temperature, can running water be flowed along different pipelines by regulating each water valve in the energy-conservation comprehensive valve, thereby arrive best energy-saving effect.
Also see also Fig. 2, structural representation for the integral system of forming by solar energy and EWH that provides among the utility model embodiment, described integral system comprises: solar water heater storage water tank 21, electric heater storage tank 22 and energy-conservation comprehensive valve 23, wherein, described energy-conservation comprehensive valve 23 by water pipe respectively with the water inlet end and the water side of solar water heater storage water tank 21, and the water inlet end of electric heater storage tank 22 is connected with the water side, the water inlet end of the water inlet end of described solar water heater storage water tank 21 and electric heater storage tank 22 is connected on the same water inlet pipe (not shown) jointly by water pipe respectively, and the water side is connected to being connected on the outlet pipe (not shown) by water pipe respectively.
On the basis of this embodiment, preferred, described energy-conservation comprehensive valve is made up of three junctions water valves.Wherein, first junctions water valve by water pipe respectively with the water inlet end of water inlet, solar water heater storage water tank, the water inlet end of electric heater storage tank, and second junctions water valve connects; Second junctions water valve is connected with the water side of solar water heater storage water tank, the water inlet end of electric heater storage tank respectively by water pipe; The 3rd junctions water valve is connected with the water side and the delivery port of described second junctions water valve, electric heater storage tank respectively by water pipe.Its concrete structural representation sees Fig. 1 for details, does not repeat them here.
Preferably, described integral system also comprises: be arranged on the timing means on the described electric heater storage tank, so that when a people freely sets a certain moment according to self bathing needs, electric heater can begin heating for the previous period automatically in this moment, water temperature just reaches assigned temperature when people need, shorten temperature retention time so greatly, saved electric energy.
In the present embodiment,, solar water heater storage water tank and electric heater storage tank are coupled together by energy-conservation comprehensive valve, under different temperature, can running water be flowed along different pipelines by regulating each water valve in the energy-conservation comprehensive valve, thereby arrive best energy-saving effect.The utility model is simple in structure, low price, can be connected as a single entity solar water heater and electric heater effectively, form solar energy one EWH's integral system, thus energy waste or the limited use inconvenience that causes of service condition of having avoided independent use electric heater or solar water heater to be caused.
A kind of energy-conservation comprehensive valve that the utility model embodiment also provides, be used to connect solar water heater and electric heater, described energy-conservation comprehensive valve comprises three junctions water valves, wherein, fork in first junctions water valve links to each other with a fork in second junctions water valve, and two forks in addition of first junctions water valve link to each other with the water inlet pipe of water inlet pipe and solar water heater storage water tank respectively; Two forks in addition of second junctions water valve link to each other with the outlet pipe of solar water heater storage water tank and a fork of the 3rd junctions water valve respectively, and the fork of second the junctions water valve that links to each other with described first junctions water valve links to each other with the water inlet pipe of electric heater; Two forks in addition of the 3rd junctions water valve link to each other with the outlet pipe of outlet pipe and electric heater respectively, and its concrete structure schematic diagram sees Fig. 3 for details.
In this Fig. 3, three junctions water valves that described energy-conservation comprehensive valve comprises are respectively with label 1,2 and 3 represents that first junctions water valve 1 comprises three forks 11,12 and 13; Second junctions water valve 2 comprises three forks 21,22 and 23; The 3rd junctions water valve 3 comprises three forks 31,32 and 33; Fork 11 in first junctions water valve 1 links to each other with a fork 21 in second junctions water valve, and two forks 13 in addition of first junctions water valve 1 link to each other with the water inlet pipe of water inlet and solar water heater storage water tank respectively with 12; Two forks 22 in addition of second junctions water valve 2 link to each other with the outlet pipe of solar water heater storage water tank and a fork 32 of the 3rd junctions water valve respectively with 23, and the fork 21 of second the junctions water valve that links to each other with described first junctions water valve 1 links to each other with the water inlet pipe of electric heater; Two forks 33 in addition of the 3rd junctions water valve 3 link to each other with the outlet pipe of delivery port and electric heater respectively with 31.
For the ease of those skilled in the art's understanding, describe the utility model below in detail.
Also see also Fig. 4, the schematic diagram of the application example of the integral system of being made up of solar energy and EWH that provides in the utility model is provided; Because under different temperature, water temperature difference in the solar water heater storage water tank, the water temperature of running water is also different, present embodiment mainly is according to different water temperatures, energy-conservation comprehensive valve is regulated, change the circulation path of running water in the water inlet pipe, form different circulation patterns, thereby use solar energy and saves energy to greatest extent.That is to say that present embodiment links together solar water heater and electric heater by energy-conservation comprehensive valve, form integral system, its basic structure specifically comprises:
Solar water storage tank 41 (being the storage tank of solar water heater), electric hot water storage tank 42 (being the storage tank of electric heater) and energy-conservation comprehensive valve 43, wherein, energy-conservation comprehensive valve 43 is made up of three junctions water valves, be first junctions water valve 1, second junctions water valve 2 and the 3rd junctions water valve 3, solar water storage tank 41 comprises water inlet end 411 and water side 412, and electric hot water storage tank 42 comprises water inlet end 421 and water side 422.
For ease of describing, suppose that the water temperature in the solar water heater storage water tank is C1, the water temperature of running water is C2, required minimum water temperature is C3 during the normal bathing of people.
First kind of situation: when C1 〉=C3, promptly only the water in the solar water heater storage water tank is heated the temperature that can reach the required water of normal bathing, at this moment, regulate the junctions water valve first fork water valve, second fork water valve and the junctions water valve, running water is flowed in the solar water heater storage water tank 41 through the first fork water valve 1 by water inlet pipe 44, and it is heated, after certain temperature that water temperature reaches, the port of export 412 from solar water heater storage water tank flows out subsequently, directly flow out through the second fork water valve 2 and junctions water valve 3, and through mixing valve mixing running water, output is for the required water temperature of people's bathing; Its concrete glide path is:
Running water water inlet pipe 44-1-411-solar water heater storage water tank 41-412-2-3-delivery port 45.
Second kind of situation: when C2≤C1≤C3, at this moment the water that flows out from solar storage water tank can not be directly used in bathing, but the water temperature of solar storage water tank still is higher than the running water water temperature.In order fully to use this part energy, regulate as follows: running water enters solar water heater storage water tank through the first fork water valve 1 and heats, flow to the electric heater storage tank through the second fork water valve 2 by pipeline 46 then, and the water of electric heater storage tank heated once more, flow out outlet pipe by water side 422 through pipeline 47 and junctions water valve 3, concrete glide path is:
Running water water inlet 44-1-411-solar water heater storage water tank 41-412-2-46-421-electric heater storage tank 42-422-47-3-delivery port 45.
The third situation: as C1≤C2, at this moment the water water temperature that flows out from solar storage water tank is lower than the running water water temperature, at this moment needs running water is directly heated.In addition, if the frozen pipe phenomenon also is suitable for following adjusting: running water enters directly heating in the electric heater storage tank by pipeline 46 again through the first fork water valve, 1 tube road 48, flow out outlet pipe by pipeline 47 through junctions water valve 3 then and supply people used, concrete glide path is:
Water inlet pipe 44-1-48-46-electric heater storage tank 42-47-3-delivery port 45.
This shows, the energy-conservation comprehensive valve that present embodiment provides, its easy operating, applicability is strong, high cost performance is arranged, and what is more important combines solar water heater and electric heater effectively by it and to have formed integral system, thereby, reached energy-conservation, antifreeze effect better satisfying people throughout the year under the prerequisite of bath water.
Preferably, described utility model can further include: be arranged on the timing means on the described electric heater storage tank.Can be built-in, also can be external, present embodiment does not limit.
That is to say, after a shower,, just can not in time obtain hot water, because heating needs situations such as wait if powered-down when using next time, also needs to reopen power supply and heats.But for fear of wait, if keep the electric heater "on" position always, will consume electric power.For this reason, the utility model proposes a built-in timing means on electric heater, people can be according to the needs of self concrete bathing time, setting-up time on this timing means in advance, this timing means just can start power supply and make electric heater start working for the previous period automatically specifying constantly like this, and water temperature just reaches design temperature when people need bathing, just in time for use, after using up, powered-down.In time obtain the needs of hot water when so both having satisfied people's bathing, shortened temperature retention time again greatly, saved electric energy.
By the foregoing description as can be known, at first, owing to proposed energy-conservation comprehensive valve in the product of the present utility model, it is simple in structure, and is durable in use; The water heater-integrated system of solar-electrical energy has made full use of existing equipment, satisfies people's water needs of bathing throughout the year under the prerequisite of saving cost.
Secondly, this product of the present utility model is antifreeze, easy to operate, the cost performance height.
At last, product of the present utility model is energy-conservation, and it is mainly reflected in following three aspects:
First, when C2≤C1≤C3 (supposes that the water temperature in the solar water heater storage water tank is C1, the preference temperature of the normal bathing of people is C3, the running water water temperature is C2) time, the water source that electric heater carries out post bake comes from the storage tank of solar water heater, this part water source carried out heating by solar water heater, had made full use of solar energy, had saved the energy;
The second, in the integral system timer can be installed, we can carry out time control to electric heater by timer, make electric heater begin heating automatically before the set time, have significantly reduced temperature retention time, have also reached energy-conservation effect simultaneously;
The 3rd, for the solar water heater of charged firing equipment, if the water temperature in the storage tank of solar water heater can not reach preference temperature, its entrained electric heating equipment will heat the water source outdoor, and under square one, integral system will cause the water in the solar water heater storage water tank in the electric heater, by electric heater in the indoor post bake of carrying out, in indoor heating and to be incubated spent electric energy average specific low at the electric energy that outdoor heating and insulation consumed.
This shows, first, product of the present utility model changed the water endless form of conventional water heaters, successfully accomplished under different water temperature situations, to carry out different disposal, on the basis that facilitates and then reduced the daily electric weight of resident.
The second, product of the present utility model has solved the winter solar water heater and has used limited problem, reaches the requirement that can both use solar electric water heater throughout the year at any time.
Three, product of the present utility model is compared us and has been accomplished energy-conservationly with water heater in the past, and the water heater power consumption significantly reduces.
Four, product of the present utility model can reduce the waste of the energy from the angle of environmental protection, and numerous advantages will strengthen the core competitiveness of our product greatly.
This shows the integral system that the utility model provides a kind of energy-conservation comprehensive valve and is made up of solar water heater, electric heater.This energy-conservation comprehensive valve, form by three junctions water valves, solar water heater is connected by three junctions water valves with electric heater, thereby formed the water heater-integrated system of solar-electrical energy, this integral system comprises: solar water heater storage water tank, electric heater storage tank and energy-conservation comprehensive valve, wherein, described energy-conservation comprehensive valve is connected with the water side with the water inlet end of solar water heater storage water tank respectively by water pipe, and be connected with the water side with the water inlet end of electric heater storage tank respectively, the water inlet end of the water inlet end of described solar water heater storage water tank and electric heater storage tank is connected on the same water inlet pipe jointly by water pipe respectively, and the water side is connected on the same outlet pipe by water pipe respectively.The energy-conservation comprehensive valve connected mode that selection is fully utilized solar energy according to different situations.Energy-saving principle of the present utility model is, when the water temperature of solar water heater storage water tank is between normal bathing water temperature of people and running water water temperature, the water of solar water heater storage water tank can be introduced directly into the heating of indoor electric water heater and be used for bathing, thereby avoided electric heater directly to heat the energy waste problem that cold water or solar water heater electrical heating auxiliary equipment cause in outdoor supplementary heating (outdoor rapid heat dissipation, the heating number of times is frequent).
Through the above description of the embodiments, those skilled in the art can be well understood to the utility model and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better embodiment under a lot of situations, such as utilizing software and temperature controller to control operations such as dependent instruction in the energy-conservation comprehensive valve.Based on such understanding, the part that the technical solution of the utility model contributes to prior art in essence in other words can embody with the form of software product, utilize computer software product the instruction of being correlated with can be stored in the storage medium, as ROM/RAM, magnetic disc, CD etc., some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out each embodiment of the present utility model.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. energy-conservation comprehensive valve, be used to connect solar water heater and electric heater, it is characterized in that, described energy-conservation comprehensive valve comprises three junctions water valves, wherein, first junctions water valve is connected with the water inlet end of water inlet, solar water heater storage water tank, water inlet end and second junctions water valve of electric heater storage tank respectively by water pipe; Second junctions water valve is connected with the water side of solar water heater storage water tank, the water inlet end of electric heater storage tank respectively by water pipe; The 3rd junctions water valve is connected with the water side and the delivery port of described second junctions water valve, electric heater storage tank respectively by water pipe.
2. integral system of forming by solar energy and EWH, it is characterized in that, comprise: solar water heater storage water tank, electric heater storage tank and energy-conservation comprehensive valve, wherein, described energy-conservation comprehensive valve is connected with the water side with the water inlet end of solar water heater storage water tank respectively by water pipe, and be connected with the water side with the water inlet end of electric heater storage tank respectively, the water inlet end of the water inlet end of described solar water heater storage water tank and electric heater storage tank is connected on the same water inlet pipe jointly by water pipe respectively, and the water side is connected on the same outlet pipe by water pipe respectively.
3. integral system according to claim 2, it is characterized in that, described energy-conservation comprehensive valve comprises three junctions water valves, wherein, first junctions water valve by water pipe respectively with the water inlet end of water inlet, solar water heater storage water tank, the water inlet end of electric heater storage tank, and second junctions water valve connects; Second junctions water valve is connected with the water side of solar water heater storage water tank, the water inlet end of electric heater storage tank respectively by water pipe; The 3rd junctions water valve is connected with the water side and the delivery port of described second junctions water valve, electric heater storage tank respectively by water pipe.
4. according to claim 2 or 3 described integral systems, it is characterized in that, also comprise: be arranged on the timing means on the described electric heater storage tank.
5. energy-conservation comprehensive valve, be used to connect solar water heater and electric heater, it is characterized in that, described energy-conservation comprehensive valve comprises three junctions water valves, fork in first junctions water valve links to each other with a fork in second junctions water valve, and two forks in addition of first junctions water valve link to each other with the water inlet pipe of water inlet and solar water heater storage water tank respectively; Two forks in addition of second junctions water valve link to each other with the outlet pipe of solar water heater storage water tank and a fork of the 3rd junctions water valve respectively, and the fork of second the junctions water valve that links to each other with described first junctions water valve links to each other with the water inlet pipe of electric heater; Two forks in addition of the 3rd junctions water valve link to each other with the outlet pipe of delivery port and electric heater respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920166333 CN201476357U (en) | 2009-07-31 | 2009-07-31 | Integrated system composed of solar energy heater and electric heater and energy saving comprehensive valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920166333 CN201476357U (en) | 2009-07-31 | 2009-07-31 | Integrated system composed of solar energy heater and electric heater and energy saving comprehensive valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201476357U true CN201476357U (en) | 2010-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920166333 Expired - Fee Related CN201476357U (en) | 2009-07-31 | 2009-07-31 | Integrated system composed of solar energy heater and electric heater and energy saving comprehensive valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN201476357U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818376A (en) * | 2012-08-27 | 2012-12-12 | 向文斌 | Solar-electric automatic switching water heater |
| CN105202774A (en) * | 2014-06-30 | 2015-12-30 | 青岛经济技术开发区海尔热水器有限公司 | Double-water-tank solar water heater and control method of double-water-tank water heater |
-
2009
- 2009-07-31 CN CN 200920166333 patent/CN201476357U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818376A (en) * | 2012-08-27 | 2012-12-12 | 向文斌 | Solar-electric automatic switching water heater |
| CN102818376B (en) * | 2012-08-27 | 2014-07-02 | 向文斌 | Solar-electric automatic switching water heater |
| CN105202774A (en) * | 2014-06-30 | 2015-12-30 | 青岛经济技术开发区海尔热水器有限公司 | Double-water-tank solar water heater and control method of double-water-tank water heater |
| CN105202774B (en) * | 2014-06-30 | 2017-03-15 | 青岛经济技术开发区海尔热水器有限公司 | A kind of double water tank solar water heater and double water tank water heater control method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20130731 |