CN1138107C - Solar water heater - Google Patents
Solar water heater Download PDFInfo
- Publication number
- CN1138107C CN1138107C CNB991125878A CN99112587A CN1138107C CN 1138107 C CN1138107 C CN 1138107C CN B991125878 A CNB991125878 A CN B991125878A CN 99112587 A CN99112587 A CN 99112587A CN 1138107 C CN1138107 C CN 1138107C
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- CN
- China
- Prior art keywords
- water
- water tank
- pipe
- solar
- float
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The present invention relates to an improved solar water heater which comprises a water tank, a vacuum heat collecting tube, a water intake device and a water charging device, wherein the vacuum heat collecting tube is a bi-pass tube. The lower end of a heat collecting tube is communicated with the upper end of the water tank, and the lower end of the heat collecting tube is communicated with the upper end of the water tank. The water tank is provided with a siphon communicated with the upper end of the heat collecting tube, and the water tank is provided with a water float intake. The present invention has the advantages of favorable heat circulation performance, antifreezing performance, favorable descaling performance, rapid taking of the hot water and convenient control and maintenance.
Description
Technical field
The present invention relates to a kind of solar water heater, belong to the Application of Solar Energy field.
Background technology
Present known solar water heater is with its unique characteristics, and is popular to people deeply.But prior solar water heater all is single-pass pipe thermal-collecting tube structures that water tank places the top, and the bilateral tube solar is the forced circulation mode, but not its cycle performance of forced circulation water heater is not good enough.Because its thermal-collecting tube, device for fetching water, water replanishing device etc. and layout thereof exist not enough, cause solar water heater exist thermal circulation performance poor, fast obtain hot water weak effect, resistance to frost poor, be difficult for scale removal, control, safeguard shortcomings such as inconvenience, make its promotion and application be subjected to considerable restraint.
Summary of the invention
The object of the present invention is to provide a kind of thermal circulation performance good, obtain that hot water is effective, resistance to frost good fast, and snaking is easy, control, solar water heater easy to maintenance.
The object of the present invention is achieved like this: solar water heater comprises water tank, vacuum heat collection pipe, water fetching device and water replanishing device, its vacuum heat collection pipe is the bilateral pipe, the lower end of thermal-collecting tube is communicated with the lower end of water tank, the upper end of thermal-collecting tube is communicated with the upper end of water tank, be provided with the siphon pipe that is communicated with the upper end of thermal-collecting tube in the water tank, be provided with water float intake in the water tank.
Siphon pipe is connected with water float under water, is connected with the water intaking flexible pipe on the water float simultaneously, and last water is controlled automatically, and is easy to maintenance.The water heater thermal circulation performance is good, and the water intaking float makes it possible to obtain fast surperficial hot water, and siphonal the setting when having guaranteed that water level reduces in the water tank still can be realized the circulation heating to water in the water tank, helps utilizing expeditiously solar energy.
Vacuum heat collection pipe can be designed to ripple bilateral pipe, and interior pipe or outer tube are bellows, or inner and outer pipes is bellows, to eliminate the welding back because of the stress that inner and outer pipes thermal expansion difference is produced, increases heat exchange area simultaneously, increases the flow-disturbing characteristic of water, improves heat exchange property.
Described solar water heater, its water replanishing device is the float-ball type automatic water replenishing device, ball float is arranged in the water receptacle that the air inlet, exhaust, balance overflow pipe of solar water heater water tank are introduced, water receptacle is communicated with by communicating pipe with ejector pump on the solar water heater intake pipe, and communicating pipe is provided with non-return valve.Ball float can be connected with valve by guide rod.
This water replanishing device can be installed in indoor use, control, easy to maintenance, and overflow pipe has water tank air inlet, degassing function concurrently.
Intake pipe in the described solar water heater, its water tank is a bullet draw, also can be flexible water conduit, guarantees that the water intaking float moves up and down with water level easily, thereby realizes obtaining fast the purpose of surperficial hot water.
Siphon pipe in the described solar water heater, its water tank is for playing the draw, and an end is connected on the water float in its water tank.The water float is immersed in below the water surface, is connected on the water float, can rotate around the axis and bending.Intake pipe and siphon pipe are connected on the same float, and simplified structure is coordinated serviceability.
Described solar water heater, its air inlet, exhaust, overflow pipe are by a pipe double as, from water tank, pass, the preheating of the air inlet of water tank hot water in water tank, make the intake air temperature of water tank be much higher than outdoor temperature, prevent the shallow freezing phenomenon of water, solved water tank bursting by freezing problem to a certain extent.
Described solar water heater, its water tank can be multiple shape, and our preferred approximate trapezoid structure is convenient to improve performance and is conveniently installed, uses.Convenient for scale removal, can in water tank, set up the incrustation dish, the incrustation tray bottom is lower than the vacuum heat collection pipe bottom, and the incrustation dish is benefit with the lower position.
Described solar water heater, filling pipe is one inverted U-shaped in its water tank, and delivery port is a horn mouth, and the curved top portion of U-shaped pipe has an aperture.When moisturizing, water flows out by the pipe end outlet and the aperture of inverted-loop tube, because the flow resistance of aperture is big, water outlet makes cold water can be distributed in the bottom of water tank based on the pipe end outlet, avoids hot water or cold water's mixed flow.In use for some time, the sealing water intaking valve is opened the draining valve blowdown, and the dirty thing on the incrustation dish at horn mouth place is removed.Because the aperture flow path is little, flow resistance is big, and the cleaning of row's dirt is mainly carried out from horn mouth, can easily finish siphon row dirt.When needs are got cold water and are from water tank, from then on pipe is drawn, and this moment, cistern water level descended, when water level drops to the inverted-loop tube top, aperture is exposed in the air, and gas enters the U-shaped pipe, has destroyed the siphon key element, the following water in inverted-loop tube top can't be taken out, make and remain certain water level in the water tank.Because of siphonal setting between thermal-collecting tube and water tank, make thermal-collecting tube proceed the heat cycles of water and uninterruptedly,, can obtain heating from thermal-collecting tube no matter how many water yields are arranged in the water tank; When in water tank, mending entry, just can from water tank, obtain hot water at any time.
Description of drawings
Thermal circulation performance of the present invention is good, and is antifreeze, the scale removal performance is good, can obtain hot water fast, and control, easy to maintenance.
The present invention is further illustrated below in conjunction with drawings and Examples.
The schematic diagram of Fig. 1, a structure of the present invention also is an embodiment.
Among the figure; 1 water tank, 2 intake pipes, 3 water intaking floats, 4 siphon pipes, 5 air inlets, exhaust, overflow pipe, 6 thermal-collecting tubes, 7 water inlets, blow-off pipe, 8 heaters, 9 filling pipes, 10 float switches, 11 dischargers, 12 tanks, 13U shape pipe, 14 shower nozzles, 15 ejector pumps, 16 water receptacles, 17 ball floats.
The specific embodiment
As shown in the figure, solar water heater of the present invention, comprise water tank 1, vacuum heat collection pipe 6, water fetching device and water replanishing device, its vacuum heat collection pipe 6 is the bilateral pipe, the lower end of thermal-collecting tube 6 is communicated with the lower end of right-angled trapezium water tank 1, the upper end of thermal-collecting tube 6 is communicated with the upper end of water tank 1, is provided with the siphon pipe 4 that is communicated with the upper end of thermal-collecting tube 6 in the water tank 1, is provided with water float 3 intakes in the water tank 1.Intake pipe 2 in the water tank 1 and siphon pipe 4 are for playing the draw, and an end also is connected on the water float in siphon pipe 4 water tanks, move along water level to guarantee that the water intaking mouth of pipe and siphon nozzle are driven by the water float, guarantee all the time to contact with the water surface.Its water replanishing device is the float-ball type automatic water replenishing device, ball float 17 is arranged in the water receptacle 16 that the air inlet, exhaust, balance overflow pipe 5 of solar water heater water tank introduced, water receptacle 16 is communicated with by the U-shaped tube connector with ejector pump 15 on the solar water heater intake pipe, the hydraulic pressure that stores in the U-shaped pipe plays certain sealing process, stop in the water receptacle when anhydrous, gas enters ejector pump, forms vaccuum phenomenon, communicating pipe is provided with non-return valve, prevents that flow of hot water is to water receptacle 16.Air inlet, exhaust, overflow pipe 5 pass and introduce indoor from water tank 1, therefore, make intake air temperature be much higher than outdoor temperature, have prevented the shallow freezing phenomenon of water, have solved water tank bursting by freezing problem to a certain extent.Water end (W.E.) is connected to non-return valve on float switch 10, when preventing that supply channel from cutting off the water, and the aqueous reflux in the water tank.Be provided with discharger 11 on the top of water receptacle 16, the lower end of discharger 11 is inserted in the tank 12, helps the processing of superfluous water; The discharger lower end is communicated with the U-shaped tube connector, with the operation of easy cleaning water receptacle.Filling pipe is promptly intake in the water tank, blow-off pipe 7 is one inverted U-shaped, and delivery port is a horn mouth, and the curved top portion of U-shaped pipe has an aperture, can establish an incrustation dish at the horn mouth place, to make things convenient for scale removal.
In the present invention, from filling pipe 9 to the water tank bottom moisturizing, when the water in water tank is discontented with, the overflow pipe 5 that the mouth of pipe is positioned at tank top plays blast pipe, when the water in the water tank is full of, overflow pipe 5 plays water and overflows drainage, and when the water tank middle water level descended, overflow pipe 5 played air inlet pipe.Water level in the water tank 1 is corresponding with the water level in the water receptacle 16, by the height control float switch of water receptacle 16 middle water levels, finishes the automatic water supplement function.When from water tank 1 during through intake pipe 2 water intaking, (ejector pump is that the negative pressure of utilizing flow of hot water to produce sucks the water in the water receptacle by ejector pump 1, together outflow) effect makes that the water level in water receptacle 16 middle water levels and the water tank 1 descends in proportion, to realize corresponding automatic water supplement function.Under special circumstances, when the water level in the water receptacle 16 was too high, water wherein can be incorporated into the tank 12 from discharger 11.
The water intaking of water float can guarantee at first to obtain hot water fast from water surface.Be connected water heater between the water supplement port outside water tank and intake, can be electric heater, air conditioner and water heater, gas heater etc., in order to when sunlight is not enough, using, make the water in the water tank constitute the self-loopa heating, this technology on the one hand, the applicant has applied for Chinese patent, and application number is 99221623.0, and name is called the water storage type water heater.In the present invention, can increase antifreeze facility and antiscale facility, to improve its performance, about antifreeze and preventing fouling, the applicant also SEPARATE APPLICATION Chinese patent, application number and title are respectively: 98222571.1, the solar water heater defroster; 98122137.8, solar vacuum heat-collecting pipe antiscaling method and device.Comprehensive utilization each several part technology can make solar water heater obtain resultant effect preferably, has overall performance preferably.
Claims (7)
1, a kind of solar water heater, comprise water tank, vacuum heat collection pipe and water replanishing device, the lower end of vacuum heat collection pipe is communicated with the lower end of water tank, the upper end of vacuum heat collection pipe is communicated with the upper end of water tank, it is characterized in that vacuum heat collection pipe is the bilateral vacuum heat collection pipe, be provided with the siphon pipe that is communicated with the upper end of vacuum heat collection pipe in the water tank, end in the siphon pipe water tank is connected with the water float, be provided with water float intake in the water tank, air inlet, exhaust, overflow pipe passes from water tank, air inlet, exhaust, the mouth of pipe of overflow pipe is positioned at the top of water tank, and outlet picks out from the bottom of water tank.
2, solar water heater according to claim 1, it is characterized in that its water replanishing device is the float-ball type automatic water replenishing device, filling pipe one end is connected with water receptacle, the other end is located at water tank bottom, ball float is arranged in the water receptacle that the air inlet, exhaust, balance overflow pipe of solar water heater water tank are introduced, water receptacle is communicated with by communicating pipe with ejector pump on the solar water heater intake pipe, and communicating pipe is provided with non-return valve.
3, solar water heater according to claim 1 and 2, the intake pipe that it is characterized in that water fetching device in the water tank are the bullet draw or a flexible water conduit.
4, solar water heater according to claim 3 is characterized in that the siphon pipe in the water tank is the bullet draw, and an end is connected on the water float in its water tank.
5, solar water heater according to claim 1 is characterized in that its air inlet, exhaust, overflow pipe pass from water tank, the mouth of pipe of air inlet, exhaust, overflow pipe is positioned at the top of water tank, and outlet picks out from the bottom of water tank.
6, solar water heater according to claim 1 is characterized in that its water tank is the approximate trapezoid structure.
7, solar water heater according to claim 1 is characterized in that being provided with in the water tank and is an inverted U-shaped filling pipe, and delivery port is a horn mouth, and the curved top portion of U-shaped pipe has aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB991125878A CN1138107C (en) | 1999-11-20 | 1999-11-20 | Solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB991125878A CN1138107C (en) | 1999-11-20 | 1999-11-20 | Solar water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1297131A CN1297131A (en) | 2001-05-30 |
| CN1138107C true CN1138107C (en) | 2004-02-11 |
Family
ID=5275877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB991125878A Expired - Fee Related CN1138107C (en) | 1999-11-20 | 1999-11-20 | Solar water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1138107C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359737A (en) * | 2011-10-19 | 2012-02-22 | 赵延斌 | Corrugated hose for water conveyance of solar water heater |
-
1999
- 1999-11-20 CN CNB991125878A patent/CN1138107C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1297131A (en) | 2001-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING FOUR SEASONS SONG MU SOLAR TECHNOLOGY CO. Free format text: FORMER OWNER: XU BAOAN Effective date: 20080215 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080215 Address after: Beijing City, Changping District new homes C room 206 Patentee after: Beijing Siji Muge Solar Energy Technology Co., Ltd. Address before: Shandong province Zibo city Zhangdian District Center Road No. 106 Zibo doulaimi Technology Development Co. Ltd. Patentee before: Xu Baoan |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090313 Address after: Room 2, unit 33, No. 302 East Lane, Shijingshan District, Beijing Patentee after: Beijing Huanneng Hikeen Technology Co., Ltd. Address before: Beijing City, Changping District new homes C room 206 Patentee before: Beijing Siji Muge Solar Energy Technology Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: BEIJING HUANNENG HAICHEN SCIENCE CO., LTD. Free format text: FORMER OWNER: BEIJING FOUR SEASONS SONG MU SOLAR TECHNOLOGY CO. Effective date: 20090313 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040211 Termination date: 20101120 |