CN201093615Y - Solar energy heating system and using water tank thereof - Google Patents
Solar energy heating system and using water tank thereof Download PDFInfo
- Publication number
- CN201093615Y CN201093615Y CN 200720155842 CN200720155842U CN201093615Y CN 201093615 Y CN201093615 Y CN 201093615Y CN 200720155842 CN200720155842 CN 200720155842 CN 200720155842 U CN200720155842 U CN 200720155842U CN 201093615 Y CN201093615 Y CN 201093615Y
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- water
- heating
- heating system
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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 provides a solar energy heating system which comprises a solar energy flat plate heat collector, a water tank and a heating system, wherein, the solar energy flat plate heat collector is used for collecting the solar energy and transferring the collected solar energy to the water tank; the water tank; the water tank is connected with the solar energy flat plate heat collector and the heating system, and is used for receiving the heat transferred by the solar energy flat plate heat collector, heats the water stored in a chamber for water heating, and supplies the water for the heating system connected with the chamber for water heating; the heating system uses hot water as hot medium to heat indoors. The utility model can realize heating by using the solar energy as the energy source, and correspondingly provides the water tank used by the solar energy heating system. The utility model comprises two or more independent water chambers which are respectively used for receiving the heat transferred by the solar energy flat plate heat collector and heating the water in the independent water chambers, and thus hot water can be used independently, such as respectively supplying for indoor heating, water for living, etc. Thus, the interference of the water temperature can be avoided.
Description
Technical field
The utility model relates to a kind of heating system, particularly a kind of solar heating system and employed water tank.
Background technology
Floor heating system is a kind of system that utilizes interior of building ground to carry out heating.Floor heating system commonly used need be laid heating element heater or heat supply pipeline in advance on the ground before house decoration, filling concrete subsequently, last laying floor, therefore, be difficult to take floor heating for the house of having fitted up, and when construction quantities big, difficulty of construction is high, is difficult to maintenance and maintenance especially when breaking down.
In recent years, ultra-thin, portable floor heating has obtained more and more general application.CN200610140601.8 discloses a kind of portable floor heating system, will as the delivery of heating agent in the capillary water pipe that is laid in the interlayer so that the floor is heated, this floor heating system has even, easy to carry, the easy-on characteristics of heat radiation.The current floor heating system is with combustion gas, fire coal or Electric heating and as the energy water that circulates in the floor heating system is heated.
Be understood that the method for being carried out floor heating by combustion gas, fire coal or Electric heating can make that the heating cost is higher, and expends non-renewable energy resources, and atmosphere is polluted.
The utility model content
The purpose of this utility model is to provide a kind of solar heating system, is that the energy carries out indoor heating to realize with solar energy.
The utility model also provides a kind of solar heating system employed water tank, with the hot water of realizing providing multiple use independently to use.
The solar heating system that the utility model provides comprises:
Plate solar collector is used to gather solar energy and with the heat transferred water tank of the solar energy gathered;
Water tank links to each other with heating system with plate solar collector, is used to receive the heat that plate solar collector passes over and heats the indoor water of storing of its heating water, and offer the heating system that links to each other with hydroecium with its heating;
Heating system is that heating agent heats indoor with hot water.
Wherein, described plate solar collector comprises: gather solar heat thermal-collecting tube, be positioned at the indoor heat exchanger of the heating water of water tank, connect circulation heat conduction pipe that thermal-collecting tube and heat exchanger form the closed-loop path, and in this closed-loop path flowable temperature conduction medium.
Preferable, further comprise: heating water room temperature control device is used to detect the temperature of the indoor water of water tank heating water and controls heating hydroecium hot recycle pump in view of the above; Heating hydroecium hot recycle pump receives the control signal of heating water room temperature control device, control the flow velocity of the described interior flowable temperature conduction medium of heating water indoor heat converter of flowing through.
Optionally, described water tank also comprises: the domestic water chamber is used to receive the heat that plate solar collector passes over and heats the indoor water of storing of its domestic water.
Wherein, described plate solar collector also comprises: be in parallel with heating water indoor heat converter, be positioned at the indoor heat exchanger of domestic water.
Preferable, further comprise: domestic water room temperature control device is used to detect the temperature of the indoor water of water tank domestic water and controls domestic water chamber hot recycle pump in view of the above; Domestic water chamber hot recycle pump receives the control signal of domestic water room temperature control device, control the flow velocity of the described interior flowable temperature conduction medium of domestic water indoor heat converter of flowing through.
Optionally, further comprise: room temperature/heating system temperature control equipment is used to detect the temperature of room temperature/heating system and controls the heating circulating pump in view of the above; The heating circulating pump, the control signal of reception room temperature/heating system temperature control equipment, the heating of control water tank offers the flow velocity of the water of heating system with hydroecium.
Wherein, described heating system is a floor heating system, comprising: link to each other successively with the heating of water tank with hydroecium form heating feed pipe, branch (collection) hydrophone, the contact feed pipe of closed-loop path, in being embedded in high temperature resistant water pipe and get in touch with return pipe.
The employed water tank of the solar heating system that the utility model provides comprises two or more independently hydroeciums, is respectively applied for to receive heat that plate solar collector passes over and heat water in the hydroecium separately.
Wherein, be respectively arranged with in each hydroecium: heat exchanger is used to carry out the water in the hydroecium and the exchange of the solar energy that transmits by heat exchanger; Temperature control equipment, the exchange power that is used to detect the temperature of hydroecium and controls heat exchanger in view of the above.
As seen from the above, the utility model can realize utilizing solar energy to carry out indoor heating.Solar energy is used for indoor heating, and new forms of energy safety, cleaning and renewable can substitute traditional energy.Avoid the pollution that brings of traditional energy.
And solar heating system of the present utility model and employed water tank can be controlled the temperature of water tank.Solar heating system of the present utility model also can be controlled the temperature of heating.Be convenient to the user to temperature controlling.
And the water tank that the utility model adopts can be provided with different hydroeciums, so that hot water is independently used for indoor heating and domestic water respectively, avoids the phase mutual interference of water temperature.
Description of drawings
Fig. 1 shows the structural representation of the solar heat panel type heating system of first embodiment;
Fig. 2 shows the structural representation of the solar heat panel type heating system of second embodiment.
The specific embodiment
At first, here, the title with the label indication equipment in the accompanying drawing is listed below:
1, plate solar collector; 2, circulation heat conduction pipe; 3, water tank; 4, heat exchanger; 5, hot recycle pump; 6, air bleeding valve; 7, heater inleting pipe; 8, domestic water feed pipe; 9, heating water consumption protective device; 10, atmospheric valve; 11, heating feed pipe; 12, heating return pipe; 13, heating circulating pump; 14, water knockout drum; 15, motor valve; 16, contact feed pipe; 17, contact return pipe; 18, floor temperature-sensing probe; 19, two temperature digital controllers; 20, room temperature probe; 21, water heater temperature-sensing probe; 22, the digital temperature controller of water heater
The utility model solar heat panel type heating system mainly comprises: plate solar collector 1, water tank 3, heating system, heating system is that example describes with the floor heating system here, with reference to Fig. 1 the utility model is described in detail.
Plate solar collector 1 is used to gather solar energy, wherein penetratingly is equipped with and arranges in a row heat pipe more, and circulation heat conduction pipe 2 is communicated with described thermal-collecting tube with the heat exchanger 4 that is positioned at water tank 3, constitutes the loop of article one sealing.Flowable temperature conduction medium is arranged in first loop, and under the effect of hot recycle pump 5, the temperature conduction medium flows in first loop circularly, thereby the heat energy of thermal-collecting tube is transferred to heat exchanger 4, and then offers water tank.Wherein, the temperature conduction medium can use big and the material that freezing point is low of specific heat capacity such as ethylene glycol for example as the temperature conduction medium, guaranteeing the efficient conduction of heat, and avoids thermal-collecting tube freezing under the situation of low temperature.
Water tank 3 is used for storage of water, and casing can be made by the material with high heat-insulating property.Above-mentioned heat exchanger 4 is positioned at water tank, and with water tank in the running water generation heat exchange of injecting.Water tank 3 is provided with feed pipe 11 and the return pipe 12 that is used for to floor heating, and the feed pipe 8 that is used for providing domestic water to the user.Water tank 3 also has automatic exhaust steam valve 6, with outside exhaust when the water tank internal pressure raises.In addition, the top of water tank and bottom are separately installed with tank inlet pipe 7 and water tank atmospheric valve 10, are used for feed-tank water-filling or emptying.For the ease of with hereinafter corresponding,,, also water tank can be called the heating hydroecium here because the main application of described water tank 3 is a heating usefulness though the water in the described water tank 3 can be used for purposes such as domestic water.
Floor heating system has heating feed pipe 11, heating circulating pump 13, divides (collection) hydrophone 14, gets in touch with feed pipe 16, is embedded in high temperature resistant water pipe and contact return pipe 17 in the floor, with the water after the heating is heating agent, heat to ground by the high temperature resistant water pipe that is embedded in the floor, described high temperature resistant water pipe preferably is made of plastics, as polyethylene, polypropylene and polybutene etc.Heated whole ground as radiating surface equably to indoor radiations heat energy.After the hot water that flows out from water tank 3 feed pipes 11 dispel the heat, flow into water tanks in floor heating system, form the loop that second seals through water tank 3 return pipes 12.
As seen from the above, native system can be gathered solar energy by plate solar collector, and the water in the water tank is heated, and then the water in the water tank is offered floor heating system, carries out indoor heating.
In addition, can also be provided with temperature control system, temperature control system comprises water heater digital controller 22 and two warm digital controller 19, so that water tank 3, floor and indoor temperature are measured, and by control program the flow velocity of article one loop and second loop is controlled thus.By control, just can realize temperature controlling in the water tank to temperature conduction velocity of medium in article one loop; And, just can realize control to the heat supply of floor heating system by control to the flow velocity of the water in the second loop.
Below with reference to Fig. 1 the principle of first embodiment of the present utility model is described.
The solar heat-collection plate 1 that receives solar light irradiation heats the heat-conduction medium in the thermal-collecting tube by light radiation, and heat-conduction medium absorbs heat in thermal-collecting tube thus, and temperature rises.Under the effect of hot recycle pump 5, heated heat-conduction medium flows out from thermal-collecting tube, flow into the heat exchanger 4 that is positioned at water tank 3 through circulation heat conduction pipe, described heat exchanger 4 can be the pipeline of being made by the material of good heat conductivity, this pipeline can with the form of bending increase with water tank in the contact area of running water, also can there be fin in its surface, to help heat exchange.After heat-conduction medium carried out heat exchange by the running water in heat exchanger 4 and the water tank, the temperature of running water rose, and heat-conduction medium is cooled.The heat-conduction medium that is cooled flows in the thermal-collecting tube once more through circulation heat conduction pipe, is heated once more immediately, after this is cyclic process as hereinbefore.For security consideration, the water temperature of water tank need keep within the specific limits, for example is controlled at below 70 ℃.Use the water temperature in 22 pairs of water tanks of water heater digital controller to control.Water heater temperature-sensing probe 21 sends to water heater digital controller 22 with the water temperature data that detect, when water temperature reaches default ceiling temperature value, digital controller 22 sends order and closes hot recycle pump 5, water tank stops heating, and when water temperature drops to default lower-limit temperature value, digital controller 22 sends order and opens hot recycle pump 5, and water tank continues heating.When but hot recycle pump 5 is the rotating speed timing, also can be rotating speed (also can be described as its power of control), thereby the speed of control heat-conduction medium flow velocity be controlled the temperature that the interior water temperature of water tank remains on setting by digital controller 22 transmission order control hot recycle pumps 5.Be understood that above-mentioned temperature value can be set by the user.
When heated running water temperature rises to the predetermined temperature that can heat in the water tank, water heater temperature-sensing probe 21 is sent to water heater digital controller 22 with the water temperature data, digital controller 22 sends the motor valve 15 that heating circulating pump 13 and water knockout drum 14 are opened in order, hot water is discharged from water tank, flow into branch (collection) hydrophone 14 through heating feed pipe 11, described branch (collection) hydrophone 14 is dispensed to each contact feed pipe 16 with hot water, supplies water for each high temperature resistant capillary of floor heating system.Hot water is back to branch (collection) hydrophone from each contact return pipe 17 again after the capillary heat radiation, return water tank through heating return pipe 12 and heat once more, so circulates.Two temperature digital controllers 19 pass through the power of control heating circulating pump 13 with the control of realization to flow rate of hot water, and then room temperature and ground plate temperature are controlled, promptly, when improving heating circulating pump 13 power, flow rate of hot water increases, and room temperature rises fast, otherwise flow rate of hot water is slowed down, and room temperature rises slow.For avoiding room temperature too high, when the temperature on floor rises to default higher limit, floor temperature-sensing probe 18 and room temperature probe 20 are with floor temperature data and the two warm digital controllers 19 of room temperature data delivery value, two temperature digital controllers 19 send the motor valve 15 that heating circulating pump 13 and water knockout drum 14 are closed in order, hot water stops circulation, the floor stops heating, temperature until the floor drops to default lower limit, heating circulating pump 13 is reopened under the control of temperature control system, hot water flows into floor heating system once more, continues to heat to indoor.Being understood that, also can be that the power that reduces the heating circulating pump comes temperature is controlled.
Supplementary energy equipment (not shown) can also be set, and for example electric heating equipment, gas-fired equipment etc. heat water tank being used for.In the rainy weather of solar radiation intensity deficiency, adopt supplementary energy equipment that water tank is heated like this, also can ensure indoor heating.
As seen from the above, floor heating system with solar heat collector of the present utility model can be realized indoor low energy consumption, free of contamination safety heating.
In the water tank shown in Fig. 1, because the water in the water tank both had been used for domestic water, be used for heating again, so can produce certain influence between the two.For example, when the user spent more hot water in the water tank during in shower, water tank can charge into cold water automatically, make the interior water temperature of water tank descend, and the water in the water tank can not heat up rapidly at short notice, when water temperature is lower than the lower limit temperature of heating water, then can't proceed indoor heating.And the water temperature in the water tank is descended to indoor heating, equally domestic water is impacted.In order to address this problem, the utility model further improves the structure of water tank.Following second embodiment with reference to the floor heating system with solar heat collector of the present utility model shown in Fig. 2 describes.
In second embodiment of the present utility model, water tank therefrom is divided into two parts----domestic water chamber and heating hydroecium, as shown in Figure 2, be arranged in first loop of dual-purpose hydroecium, have separately heat exchanger, hot recycle pump respectively, dual-purpose hydroecium also is provided with devices such as water inlet pipe, air bleeding valve, atmospheric valve respectively.Wherein, heating hydroecium heat exchanger and hot recycle pump, in parallel with domestic water chamber heat exchanger and hot recycle pump, and control respectively with hydroecium ball-and-seat and domestic water chamber ball-and-seat by heating respectively, thereby the difference that can realize dual-purpose hydroecium temperature is controlled separately.The principle of other parts is identical with the first embodiment principle, does not do at this and gives unnecessary details.
Here need to prove that water tank is separated into domestic water chamber and heating when using hydroecium, domestic water chamber and heating can be left-right symmetry, equal-sized structure as shown in Figure 2 with hydroecium, also can be set to up-down structure.And can use hydroecium according to two of different sizes of how much being set to of each self water consumption.Even,, be provided with and more independently use hydroecium with reference to the principle of the water tank shown in Fig. 2 according to user's needs.
As seen, second embodiment of floor heating system with solar heat collector of the present utility model comes domestic water and heating water separation, can avoid influencing each other between the two, satisfies user's multiple demand.
The water tank of second embodiment that the utility model provides not only can be used for floor heating system with solar heat collector described in the utility model, also can be used for other solar heating system, and this water tank can independently not disturb the hot water of different purposes separately mutually.
For solar heat radiation floor heating system of the present utility model, though embodiment and accompanying drawing all are to be that example describes with the floor heating system, but be not defined as specific floor heating system here, but applicable to various floor heating systems, as ultra-thin, the portable floor heating system that go for mentioning in the background technology, even can also be applicable to the heating system of common non-floor type.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a solar heating system is characterized in that, comprising:
Plate solar collector is used to gather solar energy and with the heat transferred water tank of the solar energy gathered;
Water tank links to each other with heating system with plate solar collector, is used to receive the heat that plate solar collector passes over and heats the indoor water of storing of its heating water, and offer the heating system that links to each other with hydroecium with its heating;
Heating system is that heating agent heats indoor with hot water.
2. solar heating system according to claim 1 is characterized in that, described plate solar collector comprises:
Gather solar heat thermal-collecting tube, be positioned at the indoor heat exchanger of the heating water of water tank, connect circulation heat conduction pipe that thermal-collecting tube and heat exchanger form the closed-loop path, and in this closed-loop path flowable temperature conduction medium.
3. solar heating system according to claim 2 is characterized in that, further comprises:
Heating water room temperature control device is used to detect the temperature of the indoor water of water tank heating water and controls heating hydroecium hot recycle pump in view of the above;
Heating hydroecium hot recycle pump receives the control signal of heating water room temperature control device, control the flow velocity of the described interior flowable temperature conduction medium of heating water indoor heat converter of flowing through.
4. according to claim 1,2 or 3 described solar heating systems, it is characterized in that described water tank also comprises:
The domestic water chamber is used to receive the heat that plate solar collector passes over and heats the indoor water of storing of its domestic water.
5. solar heating system according to claim 4 is characterized in that, described plate solar collector also comprises:
Be in parallel with heating water indoor heat converter, be positioned at the indoor heat exchanger of domestic water.
6. solar heating system according to claim 5 is characterized in that, further comprises:
Domestic water room temperature control device is used to detect the temperature of the indoor water of water tank domestic water and controls domestic water chamber hot recycle pump in view of the above;
Domestic water chamber hot recycle pump receives the control signal of domestic water room temperature control device, control the flow velocity of the described interior flowable temperature conduction medium of domestic water indoor heat converter of flowing through.
7. solar heating system according to claim 1 is characterized in that, further comprises:
Room temperature/heating system temperature control equipment is used to detect the temperature of room temperature/heating system and controls the heating circulating pump in view of the above;
The heating circulating pump, the control signal of reception room temperature/heating system temperature control equipment, the heating of control water tank offers the flow velocity of the water of heating system with hydroecium.
8. solar heating system according to claim 1, it is characterized in that, described heating system is a floor heating system, comprising: link to each other successively and the heating of water tank forms heating feed pipe, water knockout drum, the contact feed pipe of closed-loop path, high temperature resistant water pipe and contact return pipe in being embedded in hydroecium.
9. the employed water tank of solar heating system is characterized in that, comprises two or more independently hydroeciums, is respectively applied for to receive heat that plate solar collector passes over and heat water in the hydroecium separately.
10. the employed water tank of solar heating system according to claim 9 is characterized in that, is respectively arranged with in each hydroecium:
Heat exchanger is used to carry out the water in the hydroecium and the exchange of the solar energy that transmits by heat exchanger;
Temperature control equipment, the exchange power that is used to detect the temperature of hydroecium and controls heat exchanger in view of the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720155842 CN201093615Y (en) | 2007-07-02 | 2007-07-02 | Solar energy heating system and using water tank thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720155842 CN201093615Y (en) | 2007-07-02 | 2007-07-02 | Solar energy heating system and using water tank thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201093615Y true CN201093615Y (en) | 2008-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200720155842 Expired - Fee Related CN201093615Y (en) | 2007-07-02 | 2007-07-02 | Solar energy heating system and using water tank thereof |
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| Country | Link |
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| CN (1) | CN201093615Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566615A (en) * | 2015-01-17 | 2015-04-29 | 深圳职业技术学院 | Solar heating control system |
| CN106524288A (en) * | 2016-09-20 | 2017-03-22 | 芜湖市晨曦新型建材科技有限公司 | Intelligent full-automatic control solar heating system |
| CN111561729A (en) * | 2020-04-23 | 2020-08-21 | 中民云能源科技有限公司 | Intelligent adjusting device based on solar heating and gas heating |
| CN114264180A (en) * | 2021-12-22 | 2022-04-01 | 辽宁鼎昕商务服务有限公司 | Seasonal heat storage device for heating and use method thereof |
-
2007
- 2007-07-02 CN CN 200720155842 patent/CN201093615Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566615A (en) * | 2015-01-17 | 2015-04-29 | 深圳职业技术学院 | Solar heating control system |
| CN104566615B (en) * | 2015-01-17 | 2017-07-21 | 深圳职业技术学院 | Solar heating control system |
| CN106524288A (en) * | 2016-09-20 | 2017-03-22 | 芜湖市晨曦新型建材科技有限公司 | Intelligent full-automatic control solar heating system |
| CN111561729A (en) * | 2020-04-23 | 2020-08-21 | 中民云能源科技有限公司 | Intelligent adjusting device based on solar heating and gas heating |
| CN114264180A (en) * | 2021-12-22 | 2022-04-01 | 辽宁鼎昕商务服务有限公司 | Seasonal heat storage device for heating and use method thereof |
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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: WATER DRAGON (BEIJING) ENVIRONMENTAL SCIENCE + TEC Free format text: FORMER OWNER: SONG JIANGUO Effective date: 20090605 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090605 Address after: Room 424, commercial building, No. 27, Third Ring Road, Xicheng District, Beijing, China: 100029 Patentee after: Water dragon (Beijing) Environmental Technology Co. Ltd. Address before: Room 423, commercial building, No. 27, Third Ring Road, Xicheng District, Beijing, China: 100029 Patentee before: Song Jianguo |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080730 Termination date: 20110702 |