CN102679597A - Water feeding and supplying device for intelligent energy-saving solar water heater - Google Patents
Water feeding and supplying device for intelligent energy-saving solar water heater Download PDFInfo
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- CN102679597A CN102679597A CN2012101786807A CN201210178680A CN102679597A CN 102679597 A CN102679597 A CN 102679597A CN 2012101786807 A CN2012101786807 A CN 2012101786807A CN 201210178680 A CN201210178680 A CN 201210178680A CN 102679597 A CN102679597 A CN 102679597A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The invention discloses a water feeding and supplying device for an intelligent energy-saving solar water heater, which consists of an evacuation valve, a user water tank and a controller, wherein a solar water tank is connected with the user water tank through the evacuation valve; and the user water tank includes a thermal insulation water tank including a water level and temperature detector and a heater, a water feed valve, a water feed and discharge valve, a thermal insulation water inlet valve, and several necessary connecting pipelines. For the convenience of connecting, the outer part of the user water tank only consists of four joints, namely a user water tank water intake joint, user water tank water feeding joint, a user water tank water discharge joint and an air exhaust overflow joint; and the controller adopts the water level and temperature detector to monitor the water level an temperature of the solar water tank and the user water tank, and controls the action of the evacuation valve, the feeding valve, the water feed and discharge valve, the thermal insulation water inlet valve and the heater, so as to achieve the functions of water feed and supply, heating and bathing.
Description
Technical field
The present invention relates to water water supply defroster on a kind of intelligent water-saving solar water heater, particularly have exhaust-valve and user's water tank water-saving type solar water heater last water and provide one to drive the water supply installation that hot water is promptly arranged for the user.
Background technology
Solar water heater does not consume any conventional energy resource, utilization be inexhaustible, nexhaustible solar energy.It is safe and reliable, does not have blast, electric leakage, gas leakage etc. to cause the danger of personal injury, and operation automatically, simple to operate, do not have maintenance work basically, do not have the blowdown of solid, liquid, gas body, environment is not had any adverse effect.
Because solar water heater system generally will be installed on the roof of user's dwelling house, the one, produce hot water efficiently for making things convenient for, the 2nd, for can utilizing the high low head of water, the user uses hot water.Yet to needing the water pipe with than length to connect the indoor water spot, if the water in the pipe is mobile for a long time, hot water becomes cold water because of heat radiation from the roof.When the user uses hot water; All to bleed off ducted cold water earlier; This has not only caused great inconvenience to user's normal use hot water, has also caused the huge waste of water resource, and this has caused huge pressure to the original just very nervous freshwater resources of China.If northerly winter, the water in the yard piping can freeze, and causes pipe freezeup, and the hot water in the solar water heater storage water tank can't be used.To above-mentioned existing problems, through the investigation and research of products to market, though find existing pipes evacuating pipeline technology in existing product, using still needs the user to wait for, or causes the waste of water resource; Through the retrieval of patent and document is studied carefully, it is higher to find that big multi-scheme is embodied as, inconvenient installation, and also fundamentally do not solve for the problems referred to above.
Summary of the invention
The objective of the invention is to have proposed water water supply defroster on a kind of intelligent water-saving solar water heater to the deficiency of existing solar energy water heater pipe emptying and water-saving technology, this system have install that water water supply on simple, the intelligence, pipeline active emptying, water resource do not have waste basically, cost is lower and the user once the characteristics of opening hot water.
For realizing its purpose, the present invention adopts following technical scheme:
Water water supply installation on a kind of intelligent water-saving solar water heater is characterized in that solar water container is connected to user's water tank through exhaust-valve; User's water tank volume is less, about 3～5 liters, has insulation and heating function; The temperature of water in the guard box, nearer from dry point, make things convenient for user's water at any time.Controller is through the water-level and water-temperature of solar water container water-level and water-temperature detector monitoring solar water container; When being lower than when going up the water water level; Can order perhaps user's active operation, water to full water water level on carrying out under the state that at first guarantees user's water tank full water according to timing water-feeding; Controller also passes through the water-level and water-temperature of user's cistern water level water temperature detector monitor user ' water tank simultaneously; When the water level of user's water tank is lower than when adding the water water level; Controller is connected solar water container with exhaust-valve; For user's water tank adds water to stopping water level, start air emptying function then, the surplus hot water in the pipe is emptied in user's water tank; When the temperature of water in user's water tank was lower than design temperature, heater just initiatively was heated to a certain temperature with water; When the user need have a bath, through the button of having a bath of controller, or receive the switch activated function of having a bath of having a bath of bathroom, also can conveniently have a bath.
Described user's water tank is by the attemperater that comprises water-level and water-temperature detector and heater, water supply valve, last water draining valve, attemperater water intaking valve; And some necessary connection pipelines are formed; The pipeline of wherein going up water draining valve and correspondence can remove in user's water tank of simplifying; The cold water of last water process is discharged in the attemperater; The outside of user's water tank only by user's water tank water intake interface, on water form to user's water tank interface, user's water tank water outlet interface, four interfaces of exhaustion spill interface, user's water tank water intake interface is received solar water container through exhaust-valve, last water connects city's running water to user's water tank interface; User's water tank water outlet interface is received and is mixed on water valve or the hot water tap, and the exhaustion spill interface is then received near the discharge outlet.
Described controller is through the water level and the water temperature of water-level and water-temperature detector monitoring solar water container and user's water tank; Be shown on the display screen; And water level according to solar water container; Through control exhaust-valve, water supply valve, the upward action of water draining valve, attemperater water intaking valve, accomplish water function; Water level according to user's water tank moves through the control exhaust-valve, accomplishes the function of water supply; According to the action of the water temperature of user's water tank, accomplish the function of heating through control heater; The function of having a bath is accomplished in action through control exhaust-valve and attemperater water intaking valve.
The last water operation of described controller is characterized in that may further comprise the steps:
The last water instruction of (1) sending according to the last water time or the user of controller regulation, system gets into prepares upward water state, through solar water container water-level and water-temperature detector detection cistern water level; When water level is higher than the water water level, cancel water on this, water level is lower than when going up the water water level; At first detect the water level of user's water tank, if do not reach stopping water level then give user's water tank elder generation topped up with water, when guaranteeing the user solar water container water temperature being hanged down behind last water; Still there is hot water to use, gets into then and went up water state, the last water time of described regulation; Be meant and be defined in certain specific time through controller is provided with, as 7 o'clock of morning going up water; The last water instruction that the user sends is meant through startup to be positioned at the last water instruction that the last water button on the controller sends;
What (2) controller blocked attemperater successively often drives water valve into; Exhaust-valve is connected solar water container; Confirm that the normally closed water draining valve of going up is in the state of blocking, connect normally closed water supply valve then, begin to go up water; Up to monitoring the solar water container water level when being higher than the full water water level, water emptying state in the entering;
(3) controller blocks water supply valve successively, and exhaust-valve is connected air, water draining valve in the connection; Behind the regulation water discharge time; Cold water in the water pipe drains, and gets into the normal water supply state then automatically, and this moment, controller blocked the water draining valve promptly to its outage; Connect the attemperater water intaking valve promptly to its outage, and monitoring attemperater water-level and water-temperature.
The water supply operation of described controller; It is characterized in that the water level of controller through user's cistern water level water temperature detector monitor user ' water tank is when water level is lower than when adding the water water level; Controller is connected solar water container with exhaust-valve; Add water to stopping water level for user's water tank, exhaust-valve is connected air, and hot water is in user's water tank in the evacuated tube.Stopping water level wherein should be user's solar water container 1～2 times to water pipe water between user's water tank to the capacity between the water level of the overflow because attemperater is piled; Be in charge of when reaching 5 meters long through calculating when four; The water pipe water is about 0.6 liter, and the capacity between stopping water level and the flood level should be 0.6～1.2 liter.
The heating operation of described controller is characterized in that, controller is through the water temperature of user's cistern water level water temperature detector monitor user ' water tank; When water temperature is lower than design temperature; Controller just starts heater, and water is heated to a certain temperature, closes heater then.
The operation of having a bath of described controller is characterized in that may further comprise the steps:
(1) the state of operation button of having a bath on the controller; Also can receive near the shower nozzle through the external switch of having a bath, when the user need have a bath, push button, controller blocks the attemperater water intaking valve; And exhaust-valve connected solar water container; When the user opens when mixing water valve, the hot water of solar water container will flow out from shower nozzle, just can have a bath;
(2) after a bath after, close the state of having a bath, controller is connected air with exhaust-valve, and connects the attemperater water intaking valve, and the hot water in the water pipe is stored in the attemperater.
The last water operation of described controller; In order to make system simpler, cheap and practical, simplify the last water draining valve that falls user's water tank, make the cold water inflow user water tank in the water pipe behind the water; But because the water temperature of user's water tank is generally all than higher; And just added water to stopping water level, the cold water water temperature that increases in the water pipe changes not too greatly, does not influence use.It is characterized in that may further comprise the steps:
The last water instruction of (1) sending according to the last water time or the user of controller regulation, system gets into prepares upward water state, through solar water container water-level and water-temperature detector detection cistern water level; When water level is higher than the water water level; Cancel water on this, water level is lower than when going up the water water level, at first detects the water level of user's water tank; If do not reach stopping water level then give user's water tank elder generation topped up with water, get into then and go up water state;
(2) controller blocks the attemperater water intaking valve successively, and exhaust-valve is connected solar water container, connects water supply valve then; Begin to go up water, when the solar water container water level is higher than the full water water level, get into the water supply state; This moment, controller was connected the attemperater water intaking valve; Exhaust-valve is connected air, the cold water in the water pipe is recovered in the attemperater, and monitoring attemperater water-level and water-temperature.
Description of drawings
Water water supply installation schematic diagram on Fig. 1 intelligent water-saving solar water heater;
Water water supply installation control system on Fig. 2 intelligent water-saving solar water heater;
Water flow chart on the water water supply installation on Fig. 3 intelligent water-saving solar water heater;
Water water supply installation water supply flow chart on Fig. 4 intelligent water-saving solar water heater.
1. exhaust-valve, 2. user's water tank, 3. controller, 4. attemperater; 5. water supply valve is 6. gone up the water draining valve, 7. attemperater water intaking valve, 8. user's cistern water level water temperature detector; 9. heater, 10. solar water container water-level and water-temperature detector, 11. switches of having a bath; 12. shower nozzle, 13. users mix water valve, 14. solar water containers;
A. go up the water interface, B. user's water tank water intake interface, the last water of C. is to user's water tank interface, D. user's water tank water outlet interface, E. exhaustion spill interface, F. attemperater exhaustion spill interface
The specific embodiment
Fig. 1 is a water water supply installation schematic diagram on the intelligent water-saving solar water heater.It mainly contains exhaust-valve 1, user's water tank 2 and controller 3 three parts and forms.Solar water container 14 is connected to user's water tank 2 through exhaust-valve 1.User's water tank 2 is by the attemperater 4 that comprises water-level and water-temperature detector 8 and heater 9, water supply valve 5, last water draining valve 6, attemperater water intaking valve 7; And some necessary connection pipelines are formed; Wherein, last water draining valve 6 and corresponding pipeline can remove in user's water tank 2 of simplifying.The outside of user's water tank 2 only is made up of to user's water tank interface C, user's water tank water outlet interface D, four interfaces of exhaustion spill interface E user's water tank water intake interface B, last water, and inner attemperater exhaustion spill interface F receives on the pipeline of exhaustion spill interface E.User's water tank water intake interface B receives solar water container 14 through exhaust-valve 1, and last water connects city's running water to user's water tank interface C, and user's water tank water outlet interface D receives and mixes on water valve 13 or the hot water tap, and exhaustion spill interface E then receives down near water or the discharge outlet.The major function of controller 3 has: (1) is through the water-level and water-temperature of solar water container water-level and water-temperature detector 10 monitoring solar water containers 14; When being lower than when going up the water water level; Can order according to timing water-feeding, perhaps user's active operation goes up water, and this moment, controller 3 at first detected the water level of user's water tank 2; If less than stopping water level; Then first through controlling exhaust-valve 1 for it adds water, after being user's water tank 2 topped up with water, controller 3 is gone up water through control water supply valve 5, exhaust-valve 1, last water draining valve 6 and attemperater water intaking valve 7 again; (2) water level through user's cistern water level water temperature detector 8 monitor user ' water tanks 2; When the water level of user's water tank 2 is lower than when adding the water water level; Controller 3 is connected solar water container 14 with exhaust-valve 1; For user's water tank 2 adds water to stopping water level, start air emptying function then, the surplus hot water in the pipe is emptied in user's water tank 2; (3) through the water temperature of user's cistern water level water temperature detector 8 monitor user ' water tanks 2, when the temperature of water in user's water tank 2 was lower than design temperature, controller 3 control heaters 9 just initiatively were heated to a certain temperature with water; (4) when needs are had a bath; The user can start the order of having a bath through the switch 11 of having a bath that have a bath button or slave controller on the controller 3 are received the bathroom; Controller 3 will block attemperater water intaking valve 7, and exhaust-valve 1 is connected solar water container 14, when the user opens shower nozzle 12; The hot water of solar water container 14 will just can have been had a bath from shower nozzle 12 ejections.
Be illustrated in figure 2 as water water supply installation control system on the intelligent water-saving solar water heater.There are two input signal detection appearance input signals in system: the first connects solar water container water-level and water-temperature detector 10, is used to monitor the water level and the water temperature of solar water container 14, and is shown on the display screen; It two is to connect user's cistern water level water temperature detector 8, is used for the water level and the water temperature of monitor user ' water tank 2, and is shown on the display screen.And through control circuit control exhaust-valve 1, water supply valve 5, the upward action of water draining valve 6, attemperater water intaking valve 7 and heater 9, the order of accomplish Shang Shui, Jia Shui, heating and having a bath.Wherein Shang Shui, Jia Shui, heat and the order of having a bath all has button on controller, can carry out manual operation.
Fig. 3 is a water flow chart on the water water supply installation on the intelligent water-saving solar water heater.Last water instruction according to the last water time or the user key-press operation of controller 3 regulations are sent detects cistern water level through solar energy water level water temperature detector 10, when water level is higher than the water water level, cancels water instruction on this, will not go up water; Water level is lower than when going up the water water level, and controller 3 at first detects the water level of user's water tank 2, if reach stopping water level, then begins to go up water; If do not reach stopping water level, then exhaust-valve 1 is connected solar water container 14, adds water to stopping water level earlier for user's water tank 2, begins to go up water then.What controller 3 blocked attemperater successively often drives water valve 7 into, and exhaust-valve 1 is connected solar water container 14, confirms normally closed on water draining valve 6 be in the state of blocking, connect normally closed water supply valve 5 then; Begin to go up water, when solar water container 14 water levels are higher than the full water water level, water emptying state in the entering, controller 3 blocks water supply valve 5 successively; Exhaust-valve 1 is connected air, and water draining valve 6 in the connection is behind the regulation water discharge time; Cold water in the water pipe drains, the state that resumes water supply then, and this moment, controller 3 blocked water draining valve 6; Connect attemperater water intaking valve 7, and monitoring attemperater water-level and water-temperature, this time go up the current journey and finish.
Be illustrated in figure 4 as water water supply installation water supply flow chart on the intelligent water-saving solar water heater.Controller 3 is through the water level of user's cistern water level water temperature detector 8 monitor user ' water tanks 2, when being higher than when adding the water water level, continues monitoring; When being lower than when adding the water water level, controller 3 is connected solar water container 14 with exhaust-valve 1, adds water to being higher than stopping water level for user's water tank 2, and exhaust-valve 1 is connected air, and hot water is in user's water tank 2 in the evacuated tube, and this adds the end of current journey.
Claims (8)
1. water water supply installation on the intelligent water-saving solar water heater is characterized in that described device is made up of exhaust-valve, user's water tank and controller, and controller is realized intelligent water-saving and last water water supply function through the action of control exhaust-valve and user's water tank.
2. user's water tank according to claim 1; It is characterized in that; Described user's water tank is by the attemperater that comprises water-level and water-temperature detector and heater, water supply valve, last water draining valve, attemperater water intaking valve; And some necessary connection pipelines compositions, its outside is made up of four interfaces, is respectively: user's water tank water intake interface, last water are to user's water tank interface, user's water tank water outlet interface, exhaustion spill interface.
3. controller according to claim 1; It is characterized in that; Controller is through the water level and the water temperature of water-level and water-temperature detector monitoring solar water container and user's water tank; Be shown on the display screen, and through control exhaust-valve, water supply valve, the upward action of water draining valve, attemperater water intaking valve, heater, functions such as accomplishing water, water supply, heat and have a bath.
4. the last water operation of controller according to claim 3 is characterized in that may further comprise the steps:
The last water instruction of (1) sending according to the last water time or the user of controller regulation, system gets into prepares upward water state, through solar water container water-level and water-temperature detector detection cistern water level; When water level is higher than the water water level; Cancel water on this, water level is lower than when going up the water water level, at first detects the water level of user's water tank; If do not reach stopping water level then give user's water tank elder generation topped up with water, get into then and go up water state;
(2) controller blocks the attemperater water intaking valve successively, and exhaust-valve is connected solar water container, and the water draining valve is in the state of blocking in the affirmation, connects water supply valve then, begin to go up water, and when the solar water container water level is higher than the full water water level, water emptying state in the entering;
(3) controller blocks water supply valve successively, and exhaust-valve is connected air, water draining valve in the connection; Behind the regulation water discharge time, get into the normal water supply state, this moment, controller blocked the water draining valve; Connect the attemperater water intaking valve, and monitoring attemperater water-level and water-temperature.
5. the water supply of controller according to claim 3 operation; It is characterized in that the water level of controller through user's cistern water level water temperature detector monitor user ' water tank is when water level is lower than when adding the water water level; Controller is connected solar water container with exhaust-valve; Add water to stopping water level for user's water tank, exhaust-valve is connected air, and hot water is in user's water tank in the evacuated tube.
6. the heating operation of controller according to claim 3 is characterized in that, controller is through the water temperature of user's cistern water level water temperature detector monitor user ' water tank; When water temperature is lower than design temperature; Controller just starts heater, and water is heated to a certain temperature, closes heater then.
7. the operation of having a bath of controller according to claim 3 is characterized in that may further comprise the steps:
(1) the state of operation button of having a bath on the controller also can be received near the shower nozzle through the external switch of having a bath, and when starting, controller blocks the attemperater water intaking valve, and exhaust-valve is connected solar water container, and the user just can have a bath;
(2) after a bath after, close the state of having a bath, controller is connected air with exhaust-valve, and connects the attemperater water intaking valve, gets into the water supply state.
8. after the last water of controller according to claim 3 operates in and simplifies the last water draining valve that falls user's water tank, it is characterized in that may further comprise the steps:
The last water instruction of (1) sending according to the last water time or the user of controller regulation, system gets into prepares upward water state, through solar water container water-level and water-temperature detector detection cistern water level; When water level is higher than the water water level; Cancel water on this, water level is lower than when going up the water water level, at first detects the water level of user's water tank; If do not reach stopping water level then give user's water tank elder generation topped up with water, get into then and go up water state;
(2) controller blocks the attemperater water intaking valve successively, and exhaust-valve is connected solar water container, connects water supply valve then; Begin to go up water; When the solar water container water level is higher than the full water water level, get into the water supply state, this moment, controller was connected the attemperater water intaking valve; Exhaust-valve is connected air, and monitoring attemperater water-level and water-temperature.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101786807A CN102679597A (en) | 2012-06-03 | 2012-06-03 | Water feeding and supplying device for intelligent energy-saving solar water heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101786807A CN102679597A (en) | 2012-06-03 | 2012-06-03 | Water feeding and supplying device for intelligent energy-saving solar water heater |
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| CN102679597A true CN102679597A (en) | 2012-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101786807A Pending CN102679597A (en) | 2012-06-03 | 2012-06-03 | Water feeding and supplying device for intelligent energy-saving solar water heater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131662A (en) * | 2017-05-24 | 2017-09-05 | 海宁市海创通日用品科技有限公司 | Solar water is only for control valve |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58145851A (en) * | 1982-02-22 | 1983-08-31 | Kubota Ltd | Hot water supplying system utilizing solar heat |
| JPS6233259A (en) * | 1985-08-06 | 1987-02-13 | Azuma:Kk | Hot water semi-forced circulation device in solar water heater |
| JPH08247557A (en) * | 1995-03-08 | 1996-09-27 | Shigeki Ikeda | Solar heat utilizing hot water-take out device provided with freezing-preventive mechanism |
| CN2411452Y (en) * | 2000-03-04 | 2000-12-20 | 贺晓华 | Solar water heater |
| CN2542994Y (en) * | 2001-11-15 | 2003-04-02 | 韩新民 | Mechanical intelligent regulating controller for solar water heater |
| CN2544230Y (en) * | 2002-03-22 | 2003-04-09 | 顾逸民 | Pipeline automatic emptied all pressure bearing solar energy water heater |
| CN2722136Y (en) * | 2004-04-15 | 2005-08-31 | 顾逸民 | Automatic pipeline drainer of solar water heater |
| CN201251290Y (en) * | 2008-07-16 | 2009-06-03 | 陈书生 | Solar heat collecting system |
-
2012
- 2012-06-03 CN CN2012101786807A patent/CN102679597A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58145851A (en) * | 1982-02-22 | 1983-08-31 | Kubota Ltd | Hot water supplying system utilizing solar heat |
| JPS6233259A (en) * | 1985-08-06 | 1987-02-13 | Azuma:Kk | Hot water semi-forced circulation device in solar water heater |
| JPH08247557A (en) * | 1995-03-08 | 1996-09-27 | Shigeki Ikeda | Solar heat utilizing hot water-take out device provided with freezing-preventive mechanism |
| CN2411452Y (en) * | 2000-03-04 | 2000-12-20 | 贺晓华 | Solar water heater |
| CN2542994Y (en) * | 2001-11-15 | 2003-04-02 | 韩新民 | Mechanical intelligent regulating controller for solar water heater |
| CN2544230Y (en) * | 2002-03-22 | 2003-04-09 | 顾逸民 | Pipeline automatic emptied all pressure bearing solar energy water heater |
| CN2722136Y (en) * | 2004-04-15 | 2005-08-31 | 顾逸民 | Automatic pipeline drainer of solar water heater |
| CN201251290Y (en) * | 2008-07-16 | 2009-06-03 | 陈书生 | Solar heat collecting system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131662A (en) * | 2017-05-24 | 2017-09-05 | 海宁市海创通日用品科技有限公司 | Solar water is only for control valve |
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Application publication date: 20120919 |