CN201488311U - Solar water heater - Google Patents
Solar water heater Download PDFInfo
- Publication number
- CN201488311U CN201488311U CN 200920162043 CN200920162043U CN201488311U CN 201488311 U CN201488311 U CN 201488311U CN 200920162043 CN200920162043 CN 200920162043 CN 200920162043 U CN200920162043 U CN 200920162043U CN 201488311 U CN201488311 U CN 201488311U
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- water
- tank
- buffer tank
- water tank
- solar
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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
Abstract
The utility model relates to the technical field of a solar water heater, and discloses a solar water heater which comprises a thermal collector and a heating water tank, wherein the heating water tank is provided with a hot water outlet, a cold water inlet and at least one standby water tank; and the standby water tank is provided with a standby water tank water inlet and a standby water tank water outlet, and is communicated with the heating water tank. The water is heated by solar radiation energy absorbed by the thermal collector, one part of the heated hot water is stored inside the heating water tank, and the redundant hot water is stored inside the standby water tank. When the sunshine time is long and the solar radiation intensity is high, the thermal collector can fully utilize the solar radiation energy to heat the water to obtain more hot water, and the efficiency of the solar water heater is higher. As a great deal of hot water is stored inside the standby water tank, the solar water heater can be normally used by the users who use more water and need more centralized water consumption time.
Description
Technical field
The utility model relates to technical field of solar water heaters, relates in particular to a kind of solar water heater.
Background technology
Along with the raising of living standards of the people, water heater application in daily life more and more widely.
Existing water heater is divided into combustion gas, fire coal, fuel-oil water heater according to energy source, and several big classes such as electric heater.Above-mentioned combustion gas, fire coal, fuel-oil water heater consumption all are non-renewable energy resources, also cause the pollution of environment; Simultaneously, continue surging today in energy prices, the cost of use of above-mentioned combustion gas, fire coal, fuel-oil water heater is very high, has brought bigger financial burden to the user.Because power consumption is big, electricity price also has the trend of sustainable growth, and also there is no small obstacle in the extensive use of above-mentioned electric heater.
Under this background, advantage is widely used solar water heater so that its energy clean environment firendly, cost of use be lower, easy to use etc., and this will bring significant impact to Chinese national economy and environmental protection cause.
Please referring to Fig. 1, Fig. 1 is the structural representation of a kind of common solar water heater in the prior art.
As shown in Figure 1, the solar water heater of this structure comprises heat collector 11 and heating water tank 12.The effect of heat collector 11 is the interior energy that absorb the energy of solar radiation and be translated into heat collector 11.Be provided with the pipeline that the stream that can supply water passes through in the heat collector 11, the end of heat collector 11 is provided with heat collector water inlet 11-1 and heat collector delivery port 11-2, also be provided with heating water tank water inlet 12-1 and heating water tank delivery port 12-2 on the heating water tank 12, heating water tank delivery port 12-2 is communicated with heat collector water inlet 11-1, heat collector delivery port 11-2 is communicated with heating water tank water inlet 12-1, heat collector 11 and the circulation canal of heating water tank 12 by a closure of pipeline formation.
Cold water in the heating water tank 12 enters in the heat collector 11, flow in the pipeline of cold water in heat collector 11 and form current, current and heat collector 11 carry out heat exchange, the solar radiation energy of heat collector 11 absorptions is converted into the interior energy of current, thereby realize heating to current, heated current return in the heating water tank 12, and the cold water in the heating water tank 12 enters heat collector 11 again, by continuous circulation the cold water in the heating water tank 12 are heated to proper temperature.Heating water tank 12 also is provided with hot water outlet 12-3 and cold water inlet 12-4, can inject cold water by cold water inlet 12-4 in heating water tank, and hot water outlet 12-3 is connected with the terminal water nozzle by pipeline.
Above-mentioned solar water heater is directly water to be heated by heat collector, also has a kind of heat-conducted solar water heater, can heat water indirectly by heat collector.
Please referring to Fig. 2, Fig. 2 is a kind of structural representation of typical heat-conducted solar water heater.
As shown in Figure 2, this heat-conducted solar water heater comprises heat collector 21 and heating water tank 22.
Heat collector 21 can absorb solar radiation energy, and the solar radiation energy that absorbs is converted into the interior energy of heat collector 21, and heat collector 21 inside are provided with the pipeline that can flow for media fluid, and heat collector 21 is provided with inlet 21-1 and liquid outlet 21-2; Media fluid can flow to liquid outlet 21-2 through the pipeline in the heat collector 21 from inlet 21-1.When flowing in the pipeline of media fluid in heat collector 21, media fluid and heat collector 21 carry out heat exchange, and the solar radiation energy that heat collector 21 absorbs is converted into the interior energy of media fluid.
Be provided with medium water tank 23 in the heating water tank 22, be used to hold the medium fluid of carrying out heat exchange in the medium water tank 23, medium water tank 23 is provided with medium inlet 23-1 and media outlet 23-2, medium inlet 23-1 is communicated with the liquid outlet 21-2 of heat collector 21, and media outlet 23-2 is communicated with the inlet 21-1 of heat collector 21.
Heating water tank 22 is provided with hot water outlet 22-1 and cold water inlet 22-2, can replenish cold water in heating water tank 22 by cold water inlet 22-2, and hot water outlet 22-1 is connected with the terminal water nozzle by pipeline.
Medium fluid in the medium water tank 23 enters in the heat collector 21, flow in the pipeline of medium fluid in heat collector 21, heat collector 21 absorbs solar radiation energy, medium fluid and heat collector 21 carry out heat exchange, heated medium fluid is by flowing back in the medium water tank 23, medium fluid will be carried out heat exchange by the water in medium water tank 23 and the heating water tank 22, the interior water that can constantly pass in the heating water tank 22 of medium fluid, make constantly raising in the heating water tank 22, thereby realize heating waters in the heating water tank 22 with coolant-temperature gage.
More than two types solar water heater all the hot water that heats is stored in the heating water tank.The heat collector long-time heating, especially in summer, sunshine-duration is long, intensity of solar radiation is big, can form relatively large hot water, but because the volume of single heating water tank is limited, the hot water amount that can store is also limited, therefore causes the efficient of solar water heater lower, can not make full use of solar radiation energy.The user that particularly some hot water use amounts are big, the water time ratio is concentrated, as villa, hotel etc., and the hot water amount of solar water heater storage on daytime is limited, makes the use of solar water heater be restricted.As adopt the bigger heating water tank of volume, and the heating water tank complex manufacturing technology that volume is bigger, manufacturing cost is higher.
In addition, the hot water outlet of heating water tank is connected to each terminal water nozzle by pipeline, heating water tank is far away apart from the distance of each terminal water nozzle, pipeline between hot water outlet and each the terminal water nozzle is also longer, the process of hot water in the heating water tank from hot water outlet to each terminal water nozzle, thermal losses is bigger, can there be a certain amount of cold water in the pipeline between heating water tank and the terminal water nozzle, when opening a terminal water nozzle, there is cold water to flow out earlier, after a period of time, just has hot water and flow out, and the cold water that flows out when just having opened a terminal water nozzle often can not be used, and so just causes the waste of water.
The utility model content
The purpose of this utility model provides a kind of solar water heater, and this solar water appliance has bigger hot water memory space.
In order to solve the problems of the technologies described above, the utility model provides a kind of solar water heater, comprise heat collector and heating water tank, described heating water tank is provided with hot water outlet and cold water inlet, comprise that also quantity is no less than one buffer tank, described buffer tank is provided with buffer tank water inlet and buffer tank delivery port, and described buffer tank is communicated with described heating water tank.
Preferably, described buffer tank is communicated with described heating water tank, is specially, and the buffer tank water inlet of described buffer tank is communicated with the hot water outlet of described heating water tank by tube connector.
Preferably, described buffer tank is communicated with described heating water tank, is specially, and the buffer tank water inlet of described buffer tank and buffer tank delivery port are communicated with the hot water outlet and the cold water inlet of described heating water tank by tube connector respectively.
Preferably, the tube connector between the hot water outlet of the buffer tank water inlet of described buffer tank and described heating water tank is provided with circulating pump.
Preferably, the tube connector between the cold water inlet of the buffer tank delivery port of described buffer tank and described heating water tank is provided with circulating pump.
Preferably, also comprise cyclic control system, this cyclic control system comprises:
First temperature sensor is used to detect the water temperature in the described heating water tank, and sends water temperature signal to controller;
Second temperature sensor is used to detect the water temperature in the described buffer tank, and sends water temperature signal to described controller;
Controller is used to receive the detected water temperature signal of described first temperature sensor, the detected water temperature signal of described second temperature sensor; And according to the difference between the water temperature in water temperature in the described heating water tank and the described buffer tank, the water of control in the buffer tank whether with heating water tank in water circulate.
Preferably, the hot water exit of described heating water tank is provided with first switch valve.
Preferably, the buffer tank delivery port place of described buffer tank is provided with the second switch valve.
The solar water heater that the utility model provides comprises that heat collector and heating water tank and quantity are no less than one buffer tank, and this buffer tank is communicated with heating water tank.The solar radiation energy that heat collector absorbs heats the hot water that, a part is stored in the heating water tank, unnecessary hot water is stored in the buffer tank, like this, long in the sunshine-duration, when intensity of solar radiation is big, heat collector just can make full use of solar radiation energy and heat and more hot water, and the efficient of solar water heater is higher.Owing to stored a large amount of hot water in the buffer tank, even the user that those water consumptions are more, the water time comparatively concentrates also can normally use solar water heater.
In the preferred version, buffer tank can be arranged near terminal water nozzle place, the buffer tank hot water outlet of buffer tank is communicated with the terminal water nozzle, hot water in the buffer tank can directly flow out from the terminal water nozzle, when opening a terminal water nozzle, directly just with there being hot water to flow out, hot water directly can be used, and can not have the situation of cold water waste.
Description of drawings
Fig. 1 is the structural representation of a kind of common solar water heater in the prior art;
Fig. 2 is a kind of structural representation of typical heat-conducted solar water heater;
The structural representation of the solar water heater that Fig. 3 provides for the utility model first embodiment;
The structural representation of the solar water heater that Fig. 4 provides for the utility model second embodiment;
The structural representation of the solar water heater that Fig. 5 provides for the utility model the 3rd embodiment;
Wherein, among Fig. 1-Fig. 5:
Heat collector 11, heat collector water inlet 11-1, heat collector delivery port 11-2, heating water tank 12, heating water tank water inlet 12-1, heating water tank delivery port 12-2, hot water outlet 12-3, cold water inlet 12-4;
Heat collector 21, inlet 21-1, liquid outlet 21-2, heating water tank 22, hot water outlet 22-1, cold water inlet 22-2, medium water tank 23, medium inlet 23-1, media outlet 23-2;
Heat collector 51, inlet 51-1, liquid outlet 51-2, heating water tank 52, hot water outlet 52-1, cold water inlet 52-2, medium water tank 53, medium inlet 53-1, media outlet 53-2, buffer tank 54, buffer tank water inlet 54-1, buffer tank delivery port 54-2, buffer tank hot water outlet 54-3, circulating pump 55.
The specific embodiment
The utility model core provides a kind of solar water heater water tank, and this solar water appliance has bigger hot water memory space.
Below in conjunction with accompanying drawing content of the present utility model is described, following description only is exemplary and indicative, should any restriction not arranged to protection domain of the present utility model.
Please referring to Fig. 3, the structural representation of the solar water heater that Fig. 3 provides for the utility model first embodiment.
As shown in Figure 3, the solar water heater that provides of the utility model comprises heat collector 31, heating water tank 32 and buffer tank 33.
Be provided with the pipeline that the stream that can supply water passes through in the heat collector 31, the end of heat collector 31 is provided with heat collector water inlet 31-1 and heat collector delivery port 31-2, in a kind of concrete embodiment, heat collector water inlet 31-1 and heat collector delivery port 31-2 are arranged on the end of heat collector 31, the two can all be arranged on an end of heat collector 31, also can be separately positioned on the two ends of heat collector 31;
Also be provided with heating water tank water inlet 32-1 and heating water tank delivery port 32-2 on the heating water tank 32, heating water tank delivery port 32-2 is communicated with heat collector water inlet 31-1, heat collector delivery port 31-2 is communicated with heating water tank water inlet 32-1, heat collector 31 and the circulation canal of heating water tank 32 by a closure of pipeline formation.
Also be provided with hot water outlet 32-3 and cold water inlet 32-4 on the heating water tank 32, can in heating water tank 32, inject cold water, the hot water in the heating water tank 32 can be discharged by hot water outlet 32-3 by cold water inlet 32-4.
The hot water that the solar energy heating that heat collector 31 absorbs goes out, a part is stored in the heating water tank 32, unnecessary hot water can be stored in the buffer tank 33, like this, long in the sunshine-duration, when intensity of solar radiation is big, heat collector 31 just can make full use of solar energy heating and go out more hot water, and the efficient of solar water heater is higher.Owing to stored a large amount of hot water in the buffer tank 33, even the user that those water consumptions are more, the water time comparatively concentrates also can normally use solar water heater.
If do not use for a long time, owing to distributing of heat, the temperature of the hot water in the buffer tank 33 can lower gradually, and when reusing, the hot water in the buffer tank 33 may not reach instructions for use.
For solving the problems of the technologies described above, in the preferred version, the buffer tank delivery port 33-2 of buffer tank 33 is communicated with by tube connector with the cold water inlet 32-4 of heating water tank 32.Form the peripheral passage of a closure like this between buffer tank 33 and the heating water tank 32, water in the buffer tank 33 can enter by the cold water inlet 32-4 of buffer tank delivery port 33-2, tube connector and heating water tank 32 in the heating water tank 32, with enter again in the buffer tank 33 after hot water in the heating water tank 32 mixes, buffer tank 33 interior water can be in higher temperature always.
Can carry out the water circulation in order to make with fast speeds between buffer tank 33 and the heating water tank 32, a circulating pump 34 can be set on the tube connector between buffer tank 33 and the heating water tank 32, circulating pump 34 can be arranged on the tube connector between the cold water inlet 32-4 of buffer tank delivery port 33-2 and heating water tank 32, also can be arranged on the pipeline between the hot water outlet 32-3 of buffer tank water inlet 33-1 and heating water tank 32.
If carry out the water circulation between buffer tank 33 and the heating water tank 32 incessantly always, in continual water cycle process, will there be a large amount of heats to dissipate by tube connector, cause thermal loss, if circulating pump 34 works without cessation simultaneously, also will consume a large amount of electric energy.
For solving the problems of the technologies described above, the solar water heater that the utility model provides also comprises cyclic control system, and this cyclic control system comprises: first temperature sensor, second temperature sensor and controller.
First temperature sensor is used to detect the water temperature in the heating water tank, and sends water temperature signal to controller.First temperature sensor can be installed in the hot water outlet 32-3 place of heating water tank 32, can detect the temperature of the hot water in the heating water tank 32.
Second temperature sensor is used to detect the water temperature in the buffer tank, and sends water temperature signal to controller.Second temperature sensor can be installed in buffer tank delivery port 33-2 place, can detect the temperature of the water in the buffer tank 33.
Controller is used to receive the water temperature signal that described first temperature sensor detects, the water temperature signal that described second temperature sensor detects; And according to the difference between the water temperature in water temperature in the measured heating water tank and the measured buffer tank, the water in the control buffer tank whether with heating water tank in water circulate.
Controller receives the detected water temperature signal of first temperature sensor, the detected water temperature signal of second temperature sensor, water temperature in the comparison heating water tank 32 and the difference between the water temperature in the buffer tank 33, if the difference between the two, is not carried out the water circulation less than default standard difference between buffer tank 33 and the heating water tank 32; If the temperature difference between the two is greater than default standard difference, controller is then controlled circulating pump 34 and is carried out work, makes to carry out the water circulation between buffer tank 33 and the heating water tank 32.
By cyclic control system, when having only water temperatures in the buffer tank 33 to be lower than water temperature certain value in the heating water tank 32, the water in the buffer tank 33 just can circulate with the hot water in the heating water tank 32.Thereby reduced between buffer tank 33 and the heating water tank 32 because of carrying out the thermal loss that uninterrupted water circulation causes, also saved the electric energy that circulating pump consumed simultaneously.
In the preferred version, need not carry out the water circulation time for fear of between buffer tank 33 and the heating water tank 32, water between the two flows into and carries out the water circulation in the tube connector automatically, hot water outlet 32-3 place in heating water tank 32 is provided with first switch valve, is provided with the second switch valve at the buffer tank delivery port 33-2 place of buffer tank 33.Need not carry out the water circulation time between buffer tank 33 and the heating water tank 32, controller can control and cut out first switch valve and second switch valve; Need to carry out the water circulation time between buffer tank 33 and the heating water tank 32, controller can be controlled and open first switch valve and second switch valve.
Above embodiment is to be the introduction that solar water heater that example provides the utility model carries out with the solar water heater with a buffer tank, the solar water heater that the utility model provides is not limited to only have the situation of a buffer tank, also comprise the situation with a plurality of buffer tanks, the quantity of buffer tank can be provided with arbitrarily as required.The utility model second embodiment simply introduces with the situation with two buffer tanks.
Please referring to Fig. 4, the structural representation of the solar water heater that Fig. 4 provides for the utility model second embodiment.
As shown in Figure 4, the solar water heater that provides of the utility model comprises heat collector 41, heating water tank 42, first buffer tank 43, second buffer tank 44.
More than two embodiment be that the solar water heater that directly carries out heat exchange with heat collector and water is the introduction that example is carried out solar water heater that the utility model is provided, the solar water heater that the utility model provides comprises that also heat collector and water carry out the situation of heat exchange indirectly, and following examples will simply be introduced this.
Please referring to Fig. 5, the structural representation of the solar water heater that Fig. 5 provides for the utility model the 3rd embodiment.
As shown in Figure 5, the solar water heater that provides of the utility model comprises heat collector 51, heating water tank 52 and buffer tank 54.
Heat collector 51 can absorb solar radiation energy, and the solar radiation energy that absorbs is converted into the interior energy of heat collector 51, and heat collector 51 inside are provided with the pipeline that can flow for media fluid, and heat collector 51 is provided with inlet 51-1 and liquid outlet 51-2; Media fluid can flow to liquid outlet 51-2 through the pipeline in the heat collector 51 from inlet 51-1.When flowing in the pipeline of media fluid in heat collector 51, media fluid and heat collector 51 carry out heat exchange, and the solar radiation energy that heat collector 51 absorbs is converted into the interior energy of media fluid.
Be provided with medium water tank 53 in the heating water tank 52, medium water tank 53 is used to hold the medium fluid of carrying out heat exchange, medium water tank 53 is provided with medium inlet 53-1 and media outlet 53-2, medium inlet 53-1 is communicated with the liquid outlet 51-2 of heat collector 51, and media outlet 53-2 is communicated with the inlet 51-1 of heat collector 51.
Medium fluid in the medium water tank 53 enters in the heat collector 51, flow in the pipeline of medium fluid in heat collector 51, heat collector 51 absorbs solar radiation energy, medium fluid and heat collector 51 carry out heat exchange, heated medium fluid is by flowing back in the medium water tank 53, medium fluid will be carried out heat exchange by the water in medium water tank 53 and the heating water tank 52, the interior water that can constantly pass in the heating water tank 52 of medium fluid, make the coolant-temperature gage in the heating water tank 52 constantly raise, thereby realize heating water in the heating water tank 52.
Heating water tank 52 is provided with hot water outlet 52-1 and cold water inlet 52-2, can replenish cold water in heating water tank 52 by cold water inlet 52-2, can the hot water in the heating water tank 52 be discharged by hot water outlet 52-1.
The hot water that the solar energy heating that heat collector 51 absorbs goes out, a part is stored in the heating water tank 52, and unnecessary hot water can be stored in the buffer tank 54.Long in the sunshine-duration, when intensity of solar radiation is big, heat collector 51 just can make full use of solar energy heating and go out more hot water, the efficient of solar water heater is higher.Owing to stored a large amount of hot water in the buffer tank 54, even the user that water consumption is more, the water time comparatively concentrates also can normally use solar water heater.
If do not use for a long time, owing to distributing of heat, the temperature of the hot water in the buffer tank 54 also can lower gradually, and when reusing, the hot water in the buffer tank 54 will can not reach instructions for use.
For solving the problems of the technologies described above, in the preferred version, the buffer tank delivery port 54-2 of buffer tank 54 is communicated with by tube connector with the cold water inlet 52-2 of heating water tank 52.Form the peripheral passage of a closure like this between buffer tank 54 and the heating water tank 52, water in the buffer tank 54 can enter by the cold water inlet 52-2 of buffer tank delivery port 54-2, tube connector and heating water tank 52 in the heating water tank 52, with enter again in the buffer tank 54 after hot water in the heating water tank 52 mixes, buffer tank 54 interior water can be in higher temperature always.
Can to carry out the water circulation in order making with fast speeds between buffer tank 54 and the heating water tank 52, a circulating pump 55 can be set on the tube connector between buffer tank 54 and the heating water tank 52.
All the other specific implementation process are similar to the above embodiments, no longer are described in detail at this.
The solar water heater of this structure comprises the situation with a plurality of buffer tanks equally, no longer is described in detail at this.
The above only is the description of preferred implementation of the present utility model; should be understood that; because the finiteness of literal expression; and objectively have unlimited concrete structure; 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 (8)
1. solar water heater, comprise heat collector and heating water tank, described heating water tank is provided with hot water outlet and cold water inlet, it is characterized in that, comprise that also quantity is no less than one buffer tank, described buffer tank is provided with buffer tank water inlet and buffer tank delivery port, and described buffer tank is communicated with described heating water tank.
2. solar water heater according to claim 1 is characterized in that, described buffer tank is communicated with described heating water tank, is specially, and the buffer tank water inlet of described buffer tank is communicated with the hot water outlet of described heating water tank by tube connector.
3. solar water heater according to claim 1, it is characterized in that, described buffer tank is communicated with described heating water tank, be specially, the buffer tank water inlet of described buffer tank and buffer tank delivery port are communicated with the hot water outlet and the cold water inlet of described heating water tank by tube connector respectively.
4. solar water heater according to claim 3 is characterized in that, the tube connector between the buffer tank water inlet of described buffer tank and the hot water outlet of described heating water tank is provided with circulating pump.
5. solar water heater according to claim 3 is characterized in that, the tube connector between the buffer tank delivery port of described buffer tank and the cold water inlet of described heating water tank is provided with circulating pump.
6. according to each described solar water heater of claim 3-5, it is characterized in that also comprise cyclic control system, this cyclic control system comprises:
First temperature sensor is used to detect the water temperature in the described heating water tank, and sends water temperature signal to controller;
Second temperature sensor is used to detect the water temperature in the described buffer tank, and sends water temperature signal to described controller;
Controller is used to receive the detected water temperature signal of described first temperature sensor, the detected water temperature signal of described second temperature sensor; And according to the difference between the water temperature in water temperature in the described heating water tank and the described buffer tank, the water of control in the buffer tank whether with heating water tank in water circulate.
7. solar water heater according to claim 5 is characterized in that the hot water exit of described heating water tank is provided with first switch valve.
8. solar water heater according to claim 6 is characterized in that, the buffer tank delivery port place of described buffer tank is provided with the second switch valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920162043 CN201488311U (en) | 2009-06-30 | 2009-06-30 | Solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920162043 CN201488311U (en) | 2009-06-30 | 2009-06-30 | Solar water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201488311U true CN201488311U (en) | 2010-05-26 |
Family
ID=42427188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920162043 Expired - Fee Related CN201488311U (en) | 2009-06-30 | 2009-06-30 | Solar water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201488311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657589A (en) * | 2019-09-10 | 2020-01-07 | 合肥元鼎机电工程有限公司 | System for preparing constant-temperature water by using solar energy and control method |
-
2009
- 2009-06-30 CN CN 200920162043 patent/CN201488311U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657589A (en) * | 2019-09-10 | 2020-01-07 | 合肥元鼎机电工程有限公司 | System for preparing constant-temperature water by using solar energy and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO VICMAN ELECTRIC CO., LTD. Free format text: FORMER OWNER: HUANG WEIFANG Effective date: 20101208 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20101208 Address after: 315324 No. 989 South Road, Zhouxiang Town, Cixi, Zhejiang Patentee after: Ningbo Weigeman Electric Appliance Address before: 315324 No. 989 South Road, Zhouxiang Town, Cixi, Zhejiang Patentee before: Huang Weifang |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20130630 |