CN2578747Y - Tank of solar water heater - Google Patents

Tank of solar water heater Download PDF

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Publication number
CN2578747Y
CN2578747Y CN02264601U CN02264601U CN2578747Y CN 2578747 Y CN2578747 Y CN 2578747Y CN 02264601 U CN02264601 U CN 02264601U CN 02264601 U CN02264601 U CN 02264601U CN 2578747 Y CN2578747 Y CN 2578747Y
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CN
China
Prior art keywords
water
tank
solar
water heater
water inlet
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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
Application number
CN02264601U
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Chinese (zh)
Inventor
安荣栓
鞠平
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AO Smith China Water Heater Co Ltd
Original Assignee
AO Smith China Water Heater Co Ltd
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Publication date
Application filed by AO Smith China Water Heater Co Ltd filed Critical AO Smith China Water Heater Co Ltd
Priority to CN02264601U priority Critical patent/CN2578747Y/en
Application granted granted Critical
Publication of CN2578747Y publication Critical patent/CN2578747Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers

Abstract

The utility model relates to a water storage tank of a solar water heater. The utility model belongs to the technical field of a water heater. The water storage tank comprises a water storage container which is provided with a water inlet and a water outlet. The water storage container is also provided with a circulating water inlet which is connected with the upper end opening of a solar heat collector and a circulating water outlet which is connected with the lower end opening of the solar heat collector. The pipe opening position of the circulating water inlet in the water storage container is higher than the pipe opening position of the circulating water outlet in the water storage container. After the utility model is adopted and is connected with the solar heat collector, the water which is heated by the heat collector rises automatically, the water enters the water storage container through the circulating water inlet with the higher pipe opening position, and the water with lower temperature in the water storage container automatically flows into the heat collector from the circulating water outlet with the lower pipe opening position to form natural convection circulation of the water. The sufficient circulation and the heat exchange of the water in the water storage container and the heat collector cause the solar energy to be utilizes effectively.

Description

Solar water heater storage water tank
Technical field
The utility model relates to the solar water heater water-storage water tank, and especially a kind of split pressure-bearing type solar water heater storage tank belongs to technical field of water heaters.
Background technology
Along with popularizing of the glass evacuated endothermic tube of regular solar, the solar water heater industry is just with swift and violent speed development, and the impetus in formation and electric heater, three fens world of gas heater.Simultaneously, along with improving constantly of living standards of the people, solar water heater is just developed to solar thermal collector more high-grade, comfortable, attractive in appearance and storage tank split-type structural by heat collector and storage tank integral structure.
Understand according to the applicant, general separated type solar water heater storage tank is provided with the water inlet that communicates with heat collector, and water tank only plays water storage effect (as constant temperature discharging, regular discharge etc., the hot water emission of uniform temperature in the heat collector being stored) to storage tank.Retrieval finds, the applying date is that February 12, application number in 1999 are that 99203485 Chinese patent discloses a kind of pressure-bearing type electric heating thermal insulation water tank that is made of interior ladle body, electric heater, end cap, water inlet, delivery port, heat-insulation layer etc.Therefore it is introduced that the water inlet of this water tank can be communicated with solar energy hot water tank, have the advantage that can be used with solar water heater, yet this water tank only plays the water storage effect, its structure does not have facilitation to heat exchange.
Summary of the invention
Primary and foremost purpose of the present utility model is: at the deficiency of existing separated type solar water heater storage tank existence, propose a kind ofly not only to have the water storage effect, also can promote the solar water heater storage water tank of heat exchange by self-loopa or forced circulation simultaneously, thereby the raising solar energy utilization rate makes solar water heater practical more economically.
The further purpose of the utility model is: propose a kind of solar water heater storage water tank that can pass through supplementary mode heating such as electricity, combustion gas, fuel oil, thereby make the solar water heater applicability stronger, more high-grade comfortableization.
In order to reach above primary and foremost purpose, the technical solution of the utility model is: solar water heater storage water tank comprises and is shaped on water inlet and delivery port tank, also be provided with circulation water inlet that connects the solar thermal collector upper port and the circulating outlet that connects the solar thermal collector lower port on the described tank, the nozzle position of described circulation water inlet in tank is higher than the nozzle position of circulating outlet in tank.
After adopting structure of the present utility model, when with after solar thermal collector is connected, position as heat collector is lower than storage tank, then the water that is heated by heat collector will rise automatically, the recirculated water water inlet higher by nozzle position enters water receiver, and the water that temperature is lower in the water receiver will flow into heat collector from the lower recirculated water delivery port of nozzle position automatically, form the free convection circulation of water, effectively utilize solar energy by the abundant cycling hot exchange of the water in water receiver and the heat collector.Position as heat collector is higher than storage tank, then can force to realize similar convection circulation by the effect of pump.
In order to reach above further goal of the invention, the tank of the utility model solar water heater storage water tank also is equipped with assisted heating device, assisted heating device can be the electrothermal tube that stretches in the tank, also can be to be positioned at the combustion gas of tank bottom or the burner of fuel oil.
Like this, in use, can accelerate the programming rate of hot water as required by assisted heating device, perhaps remedy the deficiency of solar energy under the specific weather condition, make the solar water heater applicability stronger, more superior, comfortableization.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the structural representation of the utility model embodiment two.
Fig. 3 is the structural representation of the utility model embodiment three.
The specific embodiment
Embodiment one
Present embodiment is a kind of solar water heater storage water tank with typical structure.As shown in Figure 1, the inner bag of storage tank 9 is surrounded by heat-insulation layer outward, one side is shaped on the water inlet 3 that connects running water pipe and the delivery port 4 of building sequence head, opposite side is shaped on circulation water inlet 2 that connects solar thermal collector 11 upper port and the circulating outlet 1 that connects solar thermal collector 11 lower port, and the nozzle position of the water inlet 2 that wherein circulates is higher than the nozzle position of circulating outlet 1 in storage tank 9.Be shaped on spherical dividing plate in storage tank 9 bottoms, the combustion gas of auxiliary heat effect or the burner 13 of fuel oil have been housed in the heat-insulation layer under the dividing plate.
In addition, because this solar water heater storage water tank needs pressure-bearing, therefore must take the corresponding protection measure.As seen from Figure 1, be fitted with anode stub 6 and safety valve 7 on storage tank 9 tops.In order to realize science control and the demonstration to water temperature in the storage tank, also as required, three places have settled 8A, 8B, 8C temperature sensor respectively in storage tank 9 upper, middle and lower.
During use, the solar thermal collector 11 that is in low level docks with circulation water inlet 2 and circulating outlet 1, formed from heat collector 11 to storage tank the energy circulation system 9, can utilize the self-loopa that cold water falls in the solar water heater storage water tank 9, hot water rises easily, make storage tank 9 both have the function of water storage accumulation of energy, can form the free convection of water again with heat collector 11, reach the purpose of heat exchange, thus the split structural design of the heat collector of scientifically having realized 11 and storage tank 9.
Experiment showed, that present embodiment is simple in structure, safe in utilization, temperature control is reliable; Compare with all-in-one, installation and maintenance are simpler, and cost is cheaper; When illumination is not enough, can enable the assisted heating device supplementary heating, adaptability is stronger; Both beautify environment, satisfied the requirement of high-grade comfortable again.
Embodiment two
The solar water heater storage water tank of present embodiment as shown in Figure 2, its basic structure, principle and embodiment one are similar, difference is: 1, between circulation water inlet 2 in storage tank 9 and the circulating outlet 1 coil heat exchanger 12 is housed, therefore the medium in the heat collector 11 can be selected (as adopting anti-icing fluid etc.) as required, and it will be more extensive using the area; 2, circulating outlet 1 connects the lower port (this pump also can be connected on other positions in the circulation line of water) of heat collector 11 by circulating pump 10, even the solar thermal collector installation site is higher than storage tank, also can guarantee normal heat exchange circulation; 3, assisted heating device is the electrothermal tube 5 that direct plug-in mounting is gone into storage tank 9, and auxiliary to add thermal control more convenient.
After experiment showed, water inlet 3 and the running water pipe network linking to each other, as long as enough exchange heat are arranged, delivery port 4 just has enough hot water and uses (when illumination is not enough, can starts electrical heating 5 and carry out supplementary heating).Other outstanding advantages of present embodiment are: 1, flexible for installation, keep in repair easy; 2 and thermal-collecting tube between interface less, technology is simpler; 3, inner bag long service life.Embodiment three
Present embodiment as shown in Figure 3, compare with embodiment one, the main difference part is that circulation water inlet 2 and circulating outlet 1 all are located at the bottom of storage tank 9, the water inlet 2 that wherein circulates stretches to the top of inner bag, the same like this convection circulation that can realize hot and cold water by aqueduct.Its operation principle is not given unnecessary details in addition with embodiment one.
Except that above embodiment, the utility model is other embodiments again.For example, among the embodiment two when water tank is big, under the enough situation of the heat exchange area that guarantees coil heat exchanger 12, also it can be installed in the bottom of water tank 9, thereby by the Natural Circulation of current in storage tank 9, the water on water tank 9 tops is heated naturally, realizes the energy-storage function of big capacity tank; And for example, when the medium circulation that makes by circulating pump 10 in the heat exchanger, the position of storage tank 9 cocycle water inlets 2 and circulating outlet 1 is used interchangeably, and can make the Installation Flexibility of storage tank 9 like this.The technical scheme that all employings are equal to replacement or equivalent transformation formation all drops in the protection domain of the present utility model.

Claims (7)

1. solar water heater storage water tank, comprise the tank that is shaped on water inlet and delivery port, it is characterized in that: also be provided with circulation water inlet that connects the solar thermal collector upper port and the circulating outlet that connects the solar thermal collector lower port on the described tank, the nozzle position of described circulation water inlet in tank is higher than the nozzle position of circulating outlet in tank.
2. according to the described solar water heater storage water tank of claim 1, it is characterized in that: described tank also is equipped with assisted heating device, described assisted heating device can be the electrothermal tube that stretches in the tank, also can be to be positioned at the combustion gas of tank bottom or the burner of fuel oil.
3. according to claim 1 or 2 described solar water heater storage water tanks, it is characterized in that: described storage tank top is fitted with anode stub and safety valve.
4. according to the described solar water heater storage water tank of claim 3, it is characterized in that: three places, described storage tank upper, middle and lower settle temperature sensor respectively.
5. according to claim 1 or 2 described solar water heater storage water tanks, it is characterized in that: described in storage tank the circulation water inlet and circulating outlet between coil heat exchanger is housed.
6. according to the described solar water heater storage water tank of claim 5, it is characterized in that: in the closed circuit of water, connect circulating pump.
7. according to the described solar water heater storage water tank of claim 1, it is characterized in that: described circulation water inlet and circulating outlet all are located at the bottom of storage tank, and described circulation water inlet stretches to the top of inner bag by aqueduct.
CN02264601U 2002-09-24 2002-09-24 Tank of solar water heater Expired - Fee Related CN2578747Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN02264601U CN2578747Y (en) 2002-09-24 2002-09-24 Tank of solar water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN02264601U CN2578747Y (en) 2002-09-24 2002-09-24 Tank of solar water heater

Publications (1)

Publication Number Publication Date
CN2578747Y true CN2578747Y (en) 2003-10-08

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CN02264601U Expired - Fee Related CN2578747Y (en) 2002-09-24 2002-09-24 Tank of solar water heater

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102373476A (en) * 2010-08-20 2012-03-14 宁波帅康热水器有限公司 Method for detecting consumption of anode bar of water heater and carrying out alarm indication
CN103090459A (en) * 2013-03-13 2013-05-08 兰州理工大学 Efficient temperature stratification heat exchange energy storage water tank with internally arranged phase change thermal storage materials
CN103943705A (en) * 2014-04-09 2014-07-23 长兴祯阳低碳热水系统有限公司 Pump circulation PVT heat exchange device
CN103943706A (en) * 2014-04-09 2014-07-23 长兴祯阳低碳热水系统有限公司 Self-circulation PVT heat exchange device
CN104329695A (en) * 2014-08-12 2015-02-04 浙江省建筑设计研究院 Water energy circulation stove water heater

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102373476A (en) * 2010-08-20 2012-03-14 宁波帅康热水器有限公司 Method for detecting consumption of anode bar of water heater and carrying out alarm indication
CN102373476B (en) * 2010-08-20 2014-05-14 宁波帅康热水器有限公司 Method for detecting consumption of anode bar of water heater and carrying out alarm indication
CN103090459A (en) * 2013-03-13 2013-05-08 兰州理工大学 Efficient temperature stratification heat exchange energy storage water tank with internally arranged phase change thermal storage materials
CN103943705A (en) * 2014-04-09 2014-07-23 长兴祯阳低碳热水系统有限公司 Pump circulation PVT heat exchange device
CN103943706A (en) * 2014-04-09 2014-07-23 长兴祯阳低碳热水系统有限公司 Self-circulation PVT heat exchange device
CN104329695A (en) * 2014-08-12 2015-02-04 浙江省建筑设计研究院 Water energy circulation stove water heater
CN104329695B (en) * 2014-08-12 2016-08-24 浙江省建筑设计研究院 Water can circulate shape soil water heater on cooking stove

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20031008