CN102788439A - Water tank for double-capacity water heater - Google Patents
Water tank for double-capacity water heater Download PDFInfo
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- CN102788439A CN102788439A CN2012102443838A CN201210244383A CN102788439A CN 102788439 A CN102788439 A CN 102788439A CN 2012102443838 A CN2012102443838 A CN 2012102443838A CN 201210244383 A CN201210244383 A CN 201210244383A CN 102788439 A CN102788439 A CN 102788439A
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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 relates to a water tank for a double-capacity water heater. The water tank comprises a shell, a heat-insulating layer, phase-changing heat capacity materials, a first heat exchanger and a second heat exchanger, wherein the first and second heat exchangers are uniformly wrapped by the phase-changing heat capacity materials in the shell; the heat-insulating layer is uniformly distributed on the outer layer of the shell; the first heat exchanger is connected with a water path; the second heat exchanger is connected with a heat collector (such as an output pipeline of a solar heat collector or a heat pump heat collector) or an auxiliary heater is arranged in the water tank; or the second heat exchanger is connected with the water path and the first heat exchanger is connected with the heat collector; and the heat exchange is carried out by the two heat exchangers in the phase-changing heat capacity materials. The heat storage capacity of the water tank provided by the invention is above 4 times that of the water tank in the same volume; generally, the materials and the costs of the water tank are saved; convenience is brought to the mounting of solar equipment; an outer shell and an inner shell of the water tank for the double-capacity water heater both need not bear the pressure; and after hot water is received from the water path, the hot water is immediately drained after being boiled.
Description
Technical field
The present invention relates to a kind of water-heater water tank, also relate to solar water container, belong to the solar energy utilization technique field.
Background technology
Chinese patent CN201010033714.4 solar water heater water tank; Comprise an insulation casing; The set inside of casing has the enamel cistern of a tubular, is connected with a heat extraction tubular type vacuum tube on the bottom wall of water tank, and the water tank bottom two ends are respectively arranged with water inlet pipe and outlet pipe; The delivery port of water inlet pipe is lower than the water inlet of outlet pipe, is provided with a pipe heat exchanger in the water tank.
The CN200710165465 solar water container; Comprise: have thermal insulation layer casing, water inlet pipe and water outlet pipe, cover top low radiation insulation glass, swim in the solar absorption panels of the water surface.Wherein low radiation insulation glass adopts hollow or vacuum low emissivity glass.The solar absorption panels that swims in the water surface is processed by metal, glass or plastics.CN201110152878. disclose a kind of solar energy hot water tank, comprised outer bucket (5), be arranged on inner bag (3) and chuck (4) in the urceolus (5), wherein; The outer wall of chuck (4) parcel inner bag (3); The outer wall of inner bag (3) is provided with burr, and this burr links to each other with the inwall of chuck (4), constitutes the helical form runner;
The CN200810157971 solar storage water tank, it comprises water tank, a side lower part of water tank is provided with the outlet pipe interface; The side top of water tank is provided with automatic water compensating valve; It comprises admitting pipe joint, valve body and floating drum said automatic water compensating valve, and the water inlet end of valve body is connected with admitting pipe joint, establishes spring in the connecting portion of admitting pipe joint and valve body; Be provided with the cone spool of band connecting rod in the valve body; One end of spring is sleeved on the cone spool, and the water side of valve body is provided with the floating drum spacer of band stopper slot, and the stopper slot that the connecting rod on the cone spool passes on the floating drum spacer is connected with floating drum.
CN201010298282 is an a kind of pair of water tanks solar energy hot-water heating system; Comprise heat collector, boiler and support, the heat collector upper end is communicated with boiler, and heat collector and boiler are erected on the support; Said boiler one side is provided with cold water storage cistern; The cold water storage cistern bottom is communicated with the boiler bottom through mozzle, and feed pipe is communicated with the cold water storage cistern bottom, and the pipeline of said feed pipe is provided with water pump.
The CN201010136363.X separated type solar heat storage water tank is divided into two water spaces with traditional water tank with space bar; Each water space all has independently water inlet and gas extraction system, and each water space separated type solar heat storage water tank of adopting different thermal-collecting tube mode of heatings to heat; The present invention is made up of water tank, heater, A water inlet pipe, outlet pipe, thermal-collecting tube, temperature and level sensor, air bleeding valve and B water inlet pipe.
Water tank requires high insulating effect, and the water yield of holding is big, and this needs volume big, and insulation material is thick, cost is high, and the hot water that holds receives the restriction of maximum temperature in fact.In order to guarantee the supply of hot water, still to piece together the capacity and the volume of water tank, the water tank of prior art still needs but prior art does not relate to the water tank that doubly holds the heat storage, is particularly useful for water-heater water tank.
Summary of the invention
The objective of the invention is, propose a kind of times and hold water-heater water tank, have double or bigger thermal capacity at relatively little volume; Promptly can supply the hot water water yield of double or bigger multiple; The volume that corresponding minimizing water tank is installed, promptly identical adiabator layer can hold bigger hot water, the present invention also aims to; Need be by the standard fabrication water tank of pressure-bearing, and have the ability of the instant-heating and outlet hot of press-bearing water tank when using fully.
Technical scheme of the present invention is: doubly hold water-heater water tank; Comprise housing, heat-insulation layer, heat of transformation capacity materials, first and second heat exchangers; Heat of transformation capacity materials evenly surrounds first and second heat exchangers in its middle shell, and heat-insulation layer is uniformly distributed in the housing skin, and first heat exchanger is connected the water route; Second heat exchanger is connected in heat collector (like solar thermal collector or heat pump heat collector output pipe), or is provided with auxiliary heater in the water tank.Or second heat exchanger be connected the water route, first heat exchanger is connected in heat collector, two heat exchangers carry out heat exchange in heat of transformation capacity materials.
Phase-change material adopts multiple; Utilize latent heat of phase change material heat accumulation, typical in Sodium acetate trihydrate, Sodium acetate trihydrate is a kind of very potential hydrous salt phase transition energy-storing material; Can add nucleator (like sodium pyrosulfate etc.); This moment, Sodium acetate trihydrate solidified with regard to the rapid release heat of ability, produced optimum phase transformation circulating effect, and the residing temperature range ceiling temperature of Sodium acetate trihydrate should be about 63.5 ℃.The Sodium acetate trihydrate latent heat of phase change can reach 250J/g, is equivalent to the above heat of 60 cards, and the latent heat of phase change of the Sodium acetate trihydrate of 50Kg reaches 3000 kilocalories, and 100 liters water is raise 30 degrees centigrade.Therefore, the water tank of equal volume, quantity of heat storage of the present invention is more than 4 times of equal volume water tank.
First and second heat exchangers are the metal heat exchanger made, especially all adopt the copper spiral coil, and the diameter of two groups of copper spiral coils of first and second heat exchangers varies, and one group of copper spiral coil is inner at the spiral of another group copper spiral coil.
The invention has the beneficial effects as follows: the hot water that holds in the water tank receives the restriction of maximum temperature in fact, in order to guarantee the supply of hot water, still will piece together the capacity and the volume of water tank; The quantity of heat storage of water tank of the present invention is more than 4 times of equal volume water tank; In general, practiced thrift water tank material and cost, brought convenience also for the installation of solar facilities; Shell and the inner casing that the present invention doubly holds water-heater water tank all need not pressure-bearing, and hot water is promptly opened promptly after picking out by water.And the present invention is provided with the Emergent water tank of complementary heating also according to the structure of copper helix tube type, in that reality is emergent is more convenient in using.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a copper spiral coil structural representation.
The specific embodiment
Shown in the figure: doubly hold water-heater water tank, comprise temperature probe 1, inner bag upper cover plate 2, phase-change heat-storage material (heat of transformation capacity materials) 3, expanded material (heat-insulation layer) 4, housing (plastics inner bag) 5, first and second heat exchanger (copper spiral coil) 6,7, water inlet pipe 8, outlet pipe 9, red copper inner bag 10, relief valve 11, inner bag lower cover 12, heating rod 13, second water inlet pipe 14.
Heat of transformation capacity materials evenly surrounds and is distributed on first and second heat exchangers in its middle shell; First and second heat exchangers are the metal heat exchanger made; First and second heat exchangers also can adopt the flat metallic recuperator of multi-disc (during the square chest structure, the flat metallic recuperator of first and second heat exchangers is interspersed); Especially all adopt the copper spiral coil during circle water tank, the diameter of two groups of copper spiral coils of first and second heat exchangers varies, and one group of copper spiral coil is inner at the spiral of another group copper spiral coil.The copper spiral coil of outer ring is water route (heat exchange area is bigger).
Another kind of structure is: be the heat-conducting liquid medium in the housing 1; In this liquid medium, hydrous salt phase transition energy-storing material is wrapped in several metals or the baton round; Then the shape need of two groups of heat exchangers of first and second heat exchangers is not high, all by means of the uniformly transfer heat of the conduction oil in the water tank (can adopt boiling point to reach 250-300 degree centigrade conduction oil).As when being specifically designed to solar water container,, can adopt auxiliary heater (electrical bar input), auxiliary heater input thermal source or the interior conduction oil of water tank so far for preventing the no thermal-arrest source input when overcast and rainy.The structure of heat pump or solar energy input thermal source is that second heat exchanger is as the heat exchanger (the heat pump compressor circulatory system is a prior art) of the heat pump compressor circulatory system (or solar energy).
Heat-insulation layer (employing hard bubble PU) is evenly distributed on the housing skin, and the heat-insulation layer outside also is provided with shell, can be provided with control device on the shell.First heat exchanger is connected in the water route, and cold water advances hot water and goes out, and second heat exchanger is connected in the output pipe of solar thermal collector or other thermal source, and phase-change material adopts multiple, utilizes latent heat of phase change material heat accumulation, and is typical in Sodium acetate trihydrate.
Another kind of embodiment: referring to accompanying drawing, be 18-26cn at the overall diameter of the second heat-exchanger copper spiral coil 7 of inside, the internal diameter of the first heat-exchanger copper spiral coil 6 is greater than the second heat exchanger external diameter.The pipe inside of first and second heat-exchanger copper spiral coil 6,7 is provided with the copper inner bag; The copper inner bag constitutes bearing type water tank; On the end cap of copper inner bag and extend and be provided with heating rod and second water inlet pipe and second outlet pipe in the inner bag; This hot water temperature's height is used for the emergent hot water that uses, if also can pass to heat of transformation capacity materials layer with heat a bit.
Claims (6)
1. doubly hold water-heater water tank; Comprise housing, heat-insulation layer, heat of transformation capacity materials, first and second heat exchangers; Heat of transformation capacity materials evenly surrounds first and second heat exchangers in its middle shell; Heat-insulation layer is uniformly distributed in the housing skin, and first heat exchanger is connected the water route, and second heat exchanger is connected in heat collector; Or second heat exchanger be connected the water route, first heat exchanger is connected in heat collector.
2. according to claim 1 times is held water-heater water tank; It is characterized in that first and second heat exchangers are the copper spiral coil; The diameter of two groups of copper spiral coils of first and second heat exchangers varies, and one group of copper spiral coil is inner at the spiral of another group copper spiral coil.
3. according to claim 1 times is held water-heater water tank; It is characterized in that first and second heat exchangers are the metal heat exchanger made; First and second heat exchangers also can adopt the flat metallic recuperator of multi-disc, and the flat metallic recuperator of first and second heat exchangers is interspersed.
4. according to claim 1 and 2 times is held water-heater water tank, it is characterized in that in the housing being the heat-conducting liquid medium, in this liquid medium, phase-changing energy storage material is wrapped in several metals or the baton round.
5. according to claim 1 and 2 times is held water-heater water tank; It is characterized in that being provided with the copper inner bag in the pipe inside of first and second heat-exchanger copper spiral coil; The copper inner bag constitutes bearing type water tank, on the end cap of copper inner bag and extend and be provided with heating rod and second water inlet pipe and second outlet pipe in the inner bag.
6. according to claim 1 and 2 times is held water-heater water tank, it is characterized in that the overall diameter at the second heat-exchanger copper spiral coil 7 of inside is 18-26cn, and the internal diameter of the first heat-exchanger copper spiral coil is greater than the second heat exchanger external diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210244383.8A CN102788439B (en) | 2012-07-16 | 2012-07-16 | Water tank for double-capacity water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210244383.8A CN102788439B (en) | 2012-07-16 | 2012-07-16 | Water tank for double-capacity water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102788439A true CN102788439A (en) | 2012-11-21 |
| CN102788439B CN102788439B (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210244383.8A Expired - Fee Related CN102788439B (en) | 2012-07-16 | 2012-07-16 | Water tank for double-capacity water heater |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528412A (en) * | 2013-10-24 | 2014-01-22 | 镇江新梦溪能源科技有限公司 | Inside and outside double-spiral-type heat reservoir |
| CN105004078A (en) * | 2015-07-06 | 2015-10-28 | 江苏光芒新能源股份有限公司 | Phase-change heat storage water tank |
| CN105783244A (en) * | 2015-11-19 | 2016-07-20 | 厦门阿玛苏电子卫浴有限公司 | Quick heat electric water heater with phase change materials |
| CN112648749A (en) * | 2020-12-28 | 2021-04-13 | 真木农业设备（安徽）有限公司 | High-efficiency heat storage and exchange device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0339863A (en) * | 1989-07-07 | 1991-02-20 | Arusu Japan:Kk | Solar heat hot water heater |
| CN201083426Y (en) * | 2007-06-25 | 2008-07-09 | 于彬芝 | Electric water heater |
| CN201297788Y (en) * | 2008-07-11 | 2009-08-26 | 上海锦立新能源科技有限公司 | Solar energy phase change thermal storage collector tube |
| CN101782284A (en) * | 2009-01-19 | 2010-07-21 | 刘伟杰 | Phase-change heat storage water tank used for solar water heater |
| CN201731656U (en) * | 2010-05-12 | 2011-02-02 | 皇明太阳能股份有限公司 | Solar water heating system with phase change thermal storage device |
| CN101968328A (en) * | 2010-09-29 | 2011-02-09 | 北京建筑工程学院 | Phase-change energy storage device |
| CN201875982U (en) * | 2010-11-30 | 2011-06-22 | 广西诚基永信太阳能科技工程有限公司 | Double-coil pipe pressure-bearing solar water tank |
-
2012
- 2012-07-16 CN CN201210244383.8A patent/CN102788439B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0339863A (en) * | 1989-07-07 | 1991-02-20 | Arusu Japan:Kk | Solar heat hot water heater |
| CN201083426Y (en) * | 2007-06-25 | 2008-07-09 | 于彬芝 | Electric water heater |
| CN201297788Y (en) * | 2008-07-11 | 2009-08-26 | 上海锦立新能源科技有限公司 | Solar energy phase change thermal storage collector tube |
| CN101782284A (en) * | 2009-01-19 | 2010-07-21 | 刘伟杰 | Phase-change heat storage water tank used for solar water heater |
| CN201731656U (en) * | 2010-05-12 | 2011-02-02 | 皇明太阳能股份有限公司 | Solar water heating system with phase change thermal storage device |
| CN101968328A (en) * | 2010-09-29 | 2011-02-09 | 北京建筑工程学院 | Phase-change energy storage device |
| CN201875982U (en) * | 2010-11-30 | 2011-06-22 | 广西诚基永信太阳能科技工程有限公司 | Double-coil pipe pressure-bearing solar water tank |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528412A (en) * | 2013-10-24 | 2014-01-22 | 镇江新梦溪能源科技有限公司 | Inside and outside double-spiral-type heat reservoir |
| CN105004078A (en) * | 2015-07-06 | 2015-10-28 | 江苏光芒新能源股份有限公司 | Phase-change heat storage water tank |
| CN105783244A (en) * | 2015-11-19 | 2016-07-20 | 厦门阿玛苏电子卫浴有限公司 | Quick heat electric water heater with phase change materials |
| CN112648749A (en) * | 2020-12-28 | 2021-04-13 | 真木农业设备（安徽）有限公司 | High-efficiency heat storage and exchange device |
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| Publication number | Publication date |
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| CN102788439B (en) | 2014-04-09 |
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Granted publication date: 20140409 Termination date: 20180716 |
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