CN201277732Y - Solar water heater - Google Patents
Solar water heater Download PDFInfo
- Publication number
- CN201277732Y CN201277732Y CNU2008201860202U CN200820186020U CN201277732Y CN 201277732 Y CN201277732 Y CN 201277732Y CN U2008201860202 U CNU2008201860202 U CN U2008201860202U CN 200820186020 U CN200820186020 U CN 200820186020U CN 201277732 Y CN201277732 Y CN 201277732Y
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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
- Y02E10/44—Heat exchange systems
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Abstract
The utility model discloses a solar water heater. A water intake cabin (10), a warm water cabin (12) and a hot water cabin (15) which are mutually independent are sequentially arranged in a water tank and are all provided with heat-collecting pipes (30), and the water intake cabin (10) and the warm water cabin (12), and the warm water cabin (12) and the hot water cabin (15) are respectively communicated by hot water deflectors (11, 14). After adopting the technical scheme, the utility model reduces the mixing speed of hot water and cold water and fully utilizes the hot water to be supplied at any time so that the heat-collecting pipes and the whole water heater are safer, and the problems of low mounting position and insufficient water pressure are solved.
Description
Technical field
The utility model belongs to technical field of solar energy utilization, and specifically, the utility model relates to a kind of solar water heater.
Background technology
Along with the solar energy heating technology constantly develops, reaches its maturity, solar water heater begins to enter huge numbers of families.The solar water appliance has advantages of energy saving and environmental protection, and therefore the having a high potential of its industry development also need to update and perfect technically.
At present, solar water heater in use still exists some problems and defective, after finishing at each water, all will go up water; During filling up water, overflow pipe meeting water outlet, expression water has been gone up full.And in last water, need the user to monitor and close water valve when expiring on the water, so the people can not leave midway because when just do not know filling up water.If busy midway leaving forgotten water heater at Shang Shui, in time do not close water valve, cause casual Kingsoft of water in the family, this phenomenon happens occasionally.
For addressing this problem, solar water heater producer has carried out a large amount of research, test with relevant research and development unit.Researched and developed the microcomputerized control instrument at present, its technical scheme is to go up water management by control device, and magnetic valve and sensor promptly are installed on water heater, controls by a control module.When needs added water, control module starts magnetic valve to be opened, and begins to go up water; After water is full, give control module by the sensor passes signal, control module is closed magnetic valve, and last water finishes.This looks like a technical scheme preferably, but existing problems in fact also, because of long duration, sensor can fouling, and transmit signal with instability this moment, can not start magnetic valve sometimes, start magnetic valve sometimes after, can not close magnetic valve after water is full; Magnetic valve also may break down, and does not perhaps open, can not be closed after perhaps opening.So utilize, water is gone up in control module control can not obtain very satisfied result.An above-mentioned control device is installed in addition, concerning the client, is equaled and increased a spending.
Therefore, the final solution of water problems is exactly that top water uses water heater in the solution, Yi Bian use hot water, Yi Bian advance cold water.Cold water and hot water mix mutually in the water heater but can cause so again, cause the hot water temperature to descend rapidly, greatly reduce the utilization rate of hot water.
The utility model content
Problem to be solved in the utility model provides a kind of solar water heater, its objective is the mixing rate that reduces hot water and cold water, and it is too fast to avoid water temperature to descend, and hot water is fully used.
To achieve these goals, the technical scheme taked of the utility model is:
This solar water heater provided by the utility model, comprise water tank and connected many thermal-collecting tubes, described water tank is communicated with running water water inlet pipe and hot-water line respectively, in described water tank, establish the cabin that independently intakes mutually, warm water cabin and hot water cabin by following order, thermal-collecting tube all is equipped with in described water inlet cabin, warm water cabin and hot water cabin, between described water inlet cabin and the warm water cabin, between warm water cabin and the hot water cabin, adopt hot water air deflector, connection respectively.
For making the utility model more perfect, more detailed and concrete technical scheme below also further having proposed, to obtain best practical function, realize goal of the invention better, and make the utility model more demonstrate fully novelty and creativeness:
Running water water inlet pipe described in the utility model is communicated with the water inlet cabin by temperature difference forced circulation water pipe and cold water inlet, and feeds the bottom of water inlet cabin inner chamber.
Described hot-water line is communicated with the hot water cabin by delivery port, and described delivery port is located at the bottom in hot water cabin; Establish the hot water tracker of hose-like in the described hot water cabin, one port is communicated with described delivery port, floats on the top of described hot water cabin inner chamber in the another port.
The described hot water air deflector that is communicated with water inlet cabin and warm water cabin, the port of one end is located at the into inner chamber top in water cabin, and the other end is located at the inner chamber bottom in warm water cabin; The described hot water air deflector that is communicated with warm water cabin and hot water cabin, the port of one end is located at the inner chamber top in warm water cabin, and the other end is located at the inner chamber bottom in hot water cabin.
Electric heater is established in bottom, described hot water cabin, and the power line of described electric heater is connected with the electric heating intelligent temperature controller.
Described electric heating intelligent temperature controller is by signal circuit, respectively be located at the hot water cabin in water-temperature water-level probe be connected with temperature difference inductor on being located at the hot-water line pipeline.
Described hot-water line pipeline is provided with temperature difference circulating pump, and is connected with described electric heating intelligent temperature controller by signal circuit.
The bottom in described warm water cabin is provided with standby electrical heating mouth.
The quantity in described warm water cabin is two or more than two, is communicated with by hot water air deflector hot water air deflector between the described warm water cabin.
The outside of described water tank, be positioned at into top, water cabin, establish water supply tank, described water supply tank is communicated with described cold water inlet; Between described water supply tank and water inlet cabin, establish water inlet cabin inlet pipeline, the one end is communicated with water supply tank, and the port of the other end feeds the bottom of water inlet cabin inner chamber.
Exhaust outlet is established in described water inlet cabin, and described exhaust outlet is a tubulose, and one port is positioned at the into top of water cabin inner chamber, and the another port is positioned at outside the water tank.
Standby inlet pipeline is set, and described standby inlet pipeline is communicated with described water inlet cabin and hot-water line; Described standby inlet pipeline feeds in the water inlet chamber, cabin by standby water inlet.
The utility model adopts technique scheme, compared with prior art, and except realizing can also obtaining beneficial effect as described below the aforesaid goal of the invention:
1, the water consumption device switch is promptly opened promptly just hot water, and the water resource of putting and ending to waste reduces the bathing stand-by period;
2, make full use of hot water, comprise that the hot water in the vacuum tube also can use, Duo 1/3rd hot water amount than the regular solar water heater;
3, the water in the water tank is full all the time, avoids advancing suddenly that cold water causes the glass heat collection tube blast and the strong wind solar water heater main frame of throwing when anhydrous;
4, a plurality of water tank arranged in sequence are used same outer water tank, need not butt joint, and are easy for installation;
5, single cabin, water side or the auxiliary heating of two cabins electricity, the user can improve the efficient of electric auxiliary heating greatly according to control the water consumption scope with the hot water amount;
6, it is low to have overcome the installation site, the problem that hydraulic pressure is not enough;
7, when winter or sunlight are not enough, the heat that can absorb the front water tank automatically being added to terminal water tank successively, has improved solar energy utilization rate, a real solar water heater become two with.
Description of drawings
Below expressed content of the accompanying drawing of this specification and the mark among the figure are briefly explained:
Fig. 1 is a structural representation of the present utility model.
Be labeled as among the figure:
1, the running water water inlet pipe, 2, non-return valve, 3, check-valves, 4, filter, 5, temperature difference forced circulation pipeline, 6, standby water inlet, 7, cold water inlet, 8, water supply tank, 9, exhaust outlet, 10, the water inlet cabin, 11, the hot water air deflector, 12, the warm water cabin, 13, standby electrical heating mouth, 14, the hot water air deflector, 15, the hot water cabin, 16, the hot water tracker, 17, delivery port, 18, water-temperature water-level probe, 19, electric heater, 20, power line, 21, hot-water line, 22, the electric heating intelligent temperature controller, 23, temperature difference inductor, 24, temperature difference circulating pump, 25, mix water valve, 26, mix water valve, 27, the shower water device, 28, non-return valve, 29, hydrophone for kitchen use, 30, thermal-collecting tube, 31, standby inlet pipeline.
The specific embodiment
Contrast accompanying drawing below, by description to embodiment, to the effect and the operation principle of the mutual alignment between the shape of the specific embodiment of the present utility model such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present utility model, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present utility model structure expressed as Fig. 1 is a kind of solar water heater, comprises water tank and connected many thermal-collecting tubes 30, and described water tank is communicated with running water water inlet pipe 1 and hot-water line 21 respectively.
On the pipeline of running water water inlet pipe 1, non-return valve 2, check-valves 3 and filter 4 are housed by the water inlet direction.Wherein, non-return valve 2 is switch elements of tap water pipe line, is used to control the break-make of the tap water pipe line that leads to water tank; Check-valves 3 is when preventing that pressure of supply water from reducing, the interior aqueous reflux of water heater; The effect of filter 4 is that the impurity in the running water is filtered, and makes the running water that enters water heater keep clean.
The hot-water line 21 that leads to each unit (as hydrophone 29 for kitchen use, shower water device 27 etc.) that uses hot water, connect with running water water inlet pipe 1 (should on the pipeline before the non-return valve 2), form the mixed pipe line of hot and cold water, the hot water or cold water is mixed by a certain percentage, obtain the hot water of suitable water temperature.The mixed pipe line that leads to hydrophone 29 for kitchen use adopts mixed water valve 25 to carry out the mixing of hot and cold water; The mixed pipe line that leads to shower water device 27 adopts mixed water valve 26 to carry out the mixing of hot and cold water.
On the pipeline of the running water water inlet pipe 1 that leads to each unit that uses hot water, establish non-return valve 28, as the break-make of the tap water pipe line that leads to each unit that uses hot water.
In order to solve the problem that exists at the described present known technology of this specification background technology part and to overcome its defective, realize reducing the mixing rate of hot water and cold water, the goal of the invention that hot water is fully used, the technical scheme that the utility model is taked is:
As shown in Figure 1, this solar water heater provided by the utility model, be on the basis of said structure, in described water tank, establish the cabin 10 that independently intakes mutually, warm water cabin 12 and hot water cabin 15 by following order, thermal-collecting tube 30 all is equipped with in described water inlet cabin 10, warm water cabin 12 and hot water cabin 15, between described water inlet cabin 10 and the warm water cabin 12, between warm water cabin 12 and the hot water cabin 15, adopt hot water air deflector 11 and hot water air deflector 14 to be communicated with respectively.
Above-mentioned structure is a subdivision solar water heater, and several inner water tanks (cabin 10 that promptly intakes, warm water cabin 12 and hot water cabin 15) promptly are set in an outer water tank, and vacuum heat collection pipe 30 is all arranged in each inner water tank, absorbs solar heat respectively simultaneously.Cold water in each inner water tank is heated by the vacuum heat collection pipe 30 in the inner water tank separately.Be connected with hot water air deflector 14 by hot water air deflector 11 between the adjacent inner water tank.This solar water heater is that two pipelines link to each other with indoor, and one is cold water pipe, and promptly the running water water inlet pipe 1; Another root is a hot-water line 21.Must open inlet valve (non-return valve 2) and flowing water Valve (mixing water valve 25 or mixed water valve 26) during use.When the temperature in hot water cabin 15 is too high, also should open non-return valve 28, in hot water, add an amount of cold water, make mixed hot water be suitable for using.Cold water enters elementary water tank (water inlet cabin 10) from cold water pipes, and the preliminarily heated hot water of elementary water tank (water inlet cabin 10) enters secondary water tank (warm water cabin 12), and the hotter hot water in the secondary water tank (warm water cabin 12) enters terminal water tank (hot water cabin 15).Be made as delivery port 17 on the terminal water tank (hot water cabin 15), the water temperature of water outlet is the highest relatively, and the water temperature in warm water cabin 12 is taken second place, and the water temperature in the water inlet cabin 10 is relatively low.
Owing to adopted a plurality of mutual water tanks independently, and current are by water inlet cabin 10, flow to warm water cabin 12, flow to hot water cabin 15 again, then the hot water in hot water cabin 15 can not return into water cabin 10 and cold water mix, the water temperature decrease speed in hot water cabin 15 is slowed down greatly, make its water temperature remain on operable higher temperature for a long time, improved the hot water service efficiency in hot water cabin 15.
Concrete exemplifying embodiment below the utility model also provides is for those skilled in the art's reference when implementing the utility model.
Embodiment one:
Running water water inlet pipe 1 described in the utility model is communicated with water inlet cabin 10 by temperature difference forced circulation water pipe 5 and cold water inlet 7, and feeds the bottom of water inlet cabin 10 inner chambers.
Said structure has guaranteed just to enter the foot of the cold water in water cabin 10 at water inlet cabin 10 inner chambers, with the jacking that makes progress of original water of heat in the water tank, flows to warm water cabin 12, and does not make cold water directly flow to warm water cabin 12.
Embodiment two:
Hot-water line 21 described in the utility model is communicated with hot water cabin 15 by delivery port 17, and described delivery port 17 is located at the bottom in hot water cabin 15.Establish the hot water tracker 16 of hose-like in the described hot water cabin 15, one port is communicated with described delivery port 17, floats on the top of described hot water cabin 15 inner chambers in the another port.
The effect of hot water tracker 16 is: when water temperature was low, the height that its port floats was higher, made the temperature of water of outflow high as much as possible; When water temperature was higher, the height that its port floats was lower, and the temperature of the water of outflow is suitably reduced, because this moment, it can obtain the water of low temperature from the water inlet of lower.So delivery port 17 is located at the bottom in hot water cabin 15, hot water tracker 16 can be floated according to water temperature, further make its port be positioned at optimal position.
Embodiment three:
The hot water air deflector 11 that is communicated with water inlet cabin 10 and warm water cabin 12 described in the utility model, the port of one end is located at the into inner chamber top in water cabin 10, and the other end is located at the inner chamber bottom in warm water cabin 12; The described hot water air deflector 14 that is communicated with warm water cabin 12 and hot water cabin 15, the port of one end is located at the inner chamber top in warm water cabin 12, and the other end is located at the inner chamber bottom in hot water cabin 15.
The above-mentioned set-up mode of hot water air deflector 11 guarantees the top discharge of hot water from each water tank, and cold water enters from the bottom of each water tank, slows down the mixing velocity of hot and cold water.
Embodiment four:
Embodiment five:
Electric heating intelligent temperature controller described in the utility model 22 is by signal circuit, respectively be located at hot water cabin 15 in water-temperature water-level probe 18 be connected with temperature difference inductor 23 on being located at hot-water line 21 pipelines.
Electric heating intelligent temperature controller 22 is water temperature and water levels of surveying in the hot water cabin 15 by water-temperature water-level probe 18.When water temperature changed, electric heating intelligent temperature controller 22 was judged, and whether is carried out the selection of the auxiliary heating of electricity.Concrete control mode is introduced in embodiment four.
When the water temperature in the hot water cabin 15 is crossed when low, 22 demonstrations of electric heating intelligent temperature controller, need close the non-return valve 2 of running water water inlet, no longer increase cold water, but this moment, the water in possible hot water cabin 15 is used fewer and fewer, even water level descends, still survey and demonstration by water-temperature water-level probe 18 by electric heating intelligent temperature controller 22, be beneficial to user's judgement.
Embodiment six:
Hot-water line 21 pipelines described in the utility model are provided with temperature difference circulating pump 24, and are connected with described electric heating intelligent temperature controller 22 by signal circuit.
The effect of temperature difference circulating pump 24 is:
Cross when low when the hydraulic pressure of running water,, produce the effect of water spray, and running water can be pumped it in the water tank, produce and force the hot and cold water motion for hot-water line 21 provides pressure;
When solar energy and the equal deficiency of electrically heated heat, need to cut off the water supply of running water, at this moment, can't utilize the pressure of running water to supply water, the positive motion that then can rely on temperature difference circulating pump 24 to produce current.
Embodiment seven:
The bottom in warm water described in the utility model cabin 12 is provided with standby electrical heating mouth 13.
Its objective is under certain areas or some weather conditions, the frequent deficiency of solar energy is so that cold water is heated to temperature required, at this moment, can be by increasing electric heater, insert standby electrical heating mouth 13, and by power line it is connected with electric heating intelligent temperature controller 22, the water in the water tank is carried out the auxiliary heating of electricity.If do not need the auxiliary heating of the electricity in warm water cabin 12, then standby electrical heating mouth 13 is sealed with seal.
Embodiment eight:
The quantity in warm water described in the utility model cabin 12 is two or more than two, is communicated with by hot water air deflector hot water air deflector between the described warm water cabin 12.
Said structure is in order to carry out the circulation of hot and cold water better, to prevent hot water or cold water's mixing as much as possible, improving the utilization ratio of hot water.
Embodiment nine:
The outside of water tank described in the utility model, be positioned at into 10 tops, water cabin, establish water supply tank 8, described water supply tank 8 is communicated with described cold water inlet 7; Between described water supply tank 8 and water inlet cabin 10, establish water inlet cabin inlet pipeline, the one end is communicated with water supply tank 8, and the port of the other end feeds the bottom of water inlet cabin 10 inner chambers.
The effect of water supply tank 8 is when not needing running water, and being pressurizeed by 24 pairs of hot water of temperature difference circulating pump makes its forced flow, uses for the user, and at this moment, the effect of water supply tank 8 is to allow air to enter, and is unlikely to produce in each water tank excessive negative pressure; After the recovery tap water supply had been expired, water supply tank 8 sealed automatically.This function is to realize by the float-type sealing structure for water in the water supply tank 8.
Embodiment ten:
Exhaust outlet 9 is established in water inlet described in the utility model cabin 10, and described exhaust outlet 9 is a tubulose, and one port is positioned at the into top of water cabin 10 inner chambers, and the another port is positioned at outside the water tank.
Exhaust outlet 9 with described in the embodiment nine the float-type sealing structure for water be connected, by its control exhaust outlet 9 break-make.
Embodiment 11:
When main water inlet tube road barrier plug for some reason, can be by leading to the tap water pipe line of each unit that uses hot water, to water inlet cabin 10 supply running water.At this moment, running water enters into water cabin 10 by non-return valve 28, standby inlet pipeline 31 and standby water inlet 6, realizes replenishing of running water.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all within protection domain of the present utility model.
Claims (10)
1, a kind of solar water heater, comprise water tank and connected many thermal-collecting tubes (30), described water tank is communicated with running water water inlet pipe (1) and hot-water line (21) respectively, it is characterized in that: in described water tank, establish the cabin (10) that independently intakes mutually by following order, warm water cabin (12) and hot water cabin (15), described water inlet cabin (10), thermal-collecting tube (30) all is equipped with in warm water cabin (12) and hot water cabin (15), between described water inlet cabin (10) and warm water cabin (12), between warm water cabin (12) and hot water cabin (15), adopt hot water air deflector (11 respectively, 14) be communicated with.
2, according to the described solar water heater of claim 1, it is characterized in that: described running water water inlet pipe (1) is communicated with water inlet cabin (10) by temperature difference forced circulation water pipe (5) and cold water inlet (7), and feeds the bottom of water inlet cabin (10) inner chamber.
3, according to the described solar water heater of claim 2, it is characterized in that: described hot-water line (21) is communicated with hot water cabin (15) by delivery port (17), and described delivery port (17) is located at the bottom of hot water cabin (15); Establish the hot water tracker (16) of hose-like in the described hot water cabin (15), one port is communicated with described delivery port (17), floats on the top of described hot water cabin (15) inner chamber in the another port.
4, according to claim 1 or 2 or 3 described solar water heaters, it is characterized in that: the described hot water air deflector (11) that is communicated with water inlet cabin (10) and warm water cabin (12), the port of one end is located at the into inner chamber top of water cabin (10), and the other end is located at the inner chamber bottom in warm water cabin (12); The described hot water air deflector (14) that is communicated with warm water cabin (12) and hot water cabin (15), the port of one end is located at the inner chamber top in warm water cabin (12), and the other end is located at the inner chamber bottom in hot water cabin (15).
5, according to claim 1 or 2 or 3 described solar water heaters, it is characterized in that: electric heater (19) is established in bottom, described hot water cabin (15), and the power line (20) of described electric heater (19) is connected with electric heating intelligent temperature controller (22).
6, according to the described solar water heater of claim 5, it is characterized in that: described electric heating intelligent temperature controller (22) is by signal circuit, and interior with being located at hot water cabin (15) respectively water-temperature water-level probe (18) is connected with the temperature difference inductor (23) on being located at hot-water line (21) pipeline.
7, according to the described solar water heater of claim 5, it is characterized in that: described hot-water line (21) pipeline is provided with temperature difference circulating pump (24), and is connected with described electric heating intelligent temperature controller (22) by signal circuit.
8, according to claim 1 or 2 or 3 described solar water heaters, it is characterized in that: the bottom in described warm water cabin (12) is provided with standby electrical heating mouth (13).
9, according to the described solar water heater of claim 4, it is characterized in that: the quantity in described warm water cabin (12) is two or more than two, is communicated with by hot water air deflector hot water air deflector between the described warm water cabin (12).
10, according to claim 2 or 3 described solar water heaters, it is characterized in that: the outside of described water tank, be positioned at into water cabin (10) top, establish water supply tank (8), described water supply tank (8) is communicated with described cold water inlet (7); Between described water supply tank (8) and water inlet cabin (10), establish water inlet cabin inlet pipeline, the one end is communicated with water supply tank (8), and the port of the other end feeds the bottom of water inlet cabin (10) inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201860202U CN201277732Y (en) | 2008-10-10 | 2008-10-10 | Solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201860202U CN201277732Y (en) | 2008-10-10 | 2008-10-10 | Solar water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201277732Y true CN201277732Y (en) | 2009-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201860202U Expired - Fee Related CN201277732Y (en) | 2008-10-10 | 2008-10-10 | Solar water heater |
Country Status (1)
| Country | Link |
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| CN (1) | CN201277732Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798216A (en) * | 2011-05-26 | 2012-11-28 | 许鸿涛 | Inner container of water tank of water heater |
| CN102997397A (en) * | 2012-10-16 | 2013-03-27 | 李誊 | Control method of photovoltaic electric water heater suitable for snow mountain regions |
| CN103090526A (en) * | 2012-10-16 | 2013-05-08 | 李誊 | Snow collection type photovoltaic electric water heater suitable for snow mountain areas |
| CN104764231A (en) * | 2015-05-07 | 2015-07-08 | 杜杭华 | Solar multipurpose water tank |
| CN111023600A (en) * | 2019-12-26 | 2020-04-17 | 真木农业设备（安徽）有限公司 | Heat storage water tank of solar water heater |
| CN111780430A (en) * | 2020-07-10 | 2020-10-16 | 陈玉凤 | Water adding system and method for solar water heater |
-
2008
- 2008-10-10 CN CNU2008201860202U patent/CN201277732Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798216A (en) * | 2011-05-26 | 2012-11-28 | 许鸿涛 | Inner container of water tank of water heater |
| CN102798216B (en) * | 2011-05-26 | 2015-04-15 | 许鸿涛 | Inner container of water tank, water tank and water heater adopting the inner container |
| CN102997397A (en) * | 2012-10-16 | 2013-03-27 | 李誊 | Control method of photovoltaic electric water heater suitable for snow mountain regions |
| CN103090526A (en) * | 2012-10-16 | 2013-05-08 | 李誊 | Snow collection type photovoltaic electric water heater suitable for snow mountain areas |
| CN102997397B (en) * | 2012-10-16 | 2015-06-10 | 李誊 | Control method of photovoltaic electric water heater suitable for snow mountain regions |
| CN104764231A (en) * | 2015-05-07 | 2015-07-08 | 杜杭华 | Solar multipurpose water tank |
| CN111023600A (en) * | 2019-12-26 | 2020-04-17 | 真木农业设备（安徽）有限公司 | Heat storage water tank of solar water heater |
| CN111780430A (en) * | 2020-07-10 | 2020-10-16 | 陈玉凤 | Water adding system and method for solar water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Dowell New Energy (Wuhu) Co., Ltd. Assignor: Wuhu Dowell Solar energy Co., Ltd. Contract record no.: 2011340000359 Denomination of utility model: Cleaning method for glass vacuum tube surface of solar water heater Granted publication date: 20090722 License type: Exclusive License Record date: 20110819 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20121010 |