CN107388606A - Solar water heating system - Google Patents

Solar water heating system Download PDF

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Publication number
CN107388606A
CN107388606A CN201710467047.2A CN201710467047A CN107388606A CN 107388606 A CN107388606 A CN 107388606A CN 201710467047 A CN201710467047 A CN 201710467047A CN 107388606 A CN107388606 A CN 107388606A
Authority
CN
China
Prior art keywords
pipe
valve
heat
water tank
condenser
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.)
Pending
Application number
CN201710467047.2A
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Chinese (zh)
Inventor
李振兴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yunnan Sai Cheng Energy Development Group Co Ltd
Original Assignee
Yunnan Sai Cheng Energy Development Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yunnan Sai Cheng Energy Development Group Co Ltd filed Critical Yunnan Sai Cheng Energy Development Group Co Ltd
Priority to CN201710467047.2A priority Critical patent/CN107388606A/en
Publication of CN107388606A publication Critical patent/CN107388606A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S50/00—Arrangements for controlling solar heat collectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00—Solar heat collectors using working fluids
    • F24S10/70—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S60/00—Arrangements for storing heat collected by solar heat collectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • 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

Abstract

The invention discloses solar water heating system, including solar thermal collector, the compressor for connecting solar thermal collector, the water tank provided with condenser pipe, the expansion valve for connecting condenser pipe, evaporator, the first valve and the second valve for connecting expansion valve；Solar thermal collector is by the first valve compressors in series, the second valve in parallel after the first valve and compressor series connection.The present invention uses above structure, realizes the target for reducing heat supply energy consumption.Solve hot water supply problem when environment temperature is relatively low or solar energy resources is insufficient, can guarantee that annual regular supply hot water.

Description

Solar water heating system
Technical field
The present invention relates to technical field of solar water heaters, and in particular to solar water heating system.
Background technology
Existing solar water heater, when solar radiation deficiency, the heating effect of solar thermal collector will have a greatly reduced quality, Had a great influence by season and weather, cannot guarantee that annual regular supply hot water, it usually needs a set of standby system ensures the moon Reliability of heat-supply system when rainy day gas and poor solar radiation, reduce its energy-saving effect.Air source heat pump has efficiently section Can, it is green the features such as, but its heating efficiency and heating capacity can constantly decay with the reduction of outside air temperature, also just reduce Heating reliability under its low temperature, it is impossible to meet hot water supply requirement.
Coordinate practical solar water heating system with air source heat pump, because the condenser of air source heat pump is for a long time in water tank Inside directly and Cold Water Exposure, and heating state is chronically at, calcium, magnesium, chlorine in the condenser copper tube and water of air source heat pump Plasma occurs chemical reaction and produces incrustation scale, influences the service life of condenser.The water tank of solar water heating system is not more using Rust steel inner bag is made, and is that rigidity is strong the advantages of stainless steel inner container, anti-folding, resistance to compression, good appearance.But because stainless steel does not have in itself Standby anti-microbial property, easily makes water produce miscellaneous bacteria, influences water quality.Meanwhile contacted with water long, it is also easy to coating embrittlement, office occur Portion comes off, and box hat is produced crevice corrosion.
The content of the invention
It is an object of the invention to provide solar water heating system, and it is reliable to solve existing solar water heating system heating Property, it is impossible to meet hot water supply requirement, the problem of short life.
To reach above-mentioned purpose, the present invention adopts the following technical scheme that：
Solar water heating system, including solar thermal collector, connect solar thermal collector compressor, provided with condenser pipe Water tank, the expansion valve for connecting condenser pipe, evaporator, the first valve and the second valve for connecting expansion valve；Solar thermal collector leads to Cross the first valve compressors in series, the first valve and compressor the second valve in parallel after connecting.
Further, the solar thermal collector includes vacuum tube group and the union pipe being made up of heat pipe type vacuum pipe array, Union pipe connects heat pipe type vacuum pipe；The glass tube of heat pipe type vacuum pipe including inner vacuum, the heat pipe in insertion glass tube and Absorber plate in glass tube；Heat pipe includes the heat pipe evaporator section in glass tube and the heat pipe condensation outside glass tube Section, heat pipe evaporator section connect with heat pipe condenser section, and heat pipe evaporator section connects and runs through absorber plate；Union pipe includes union pipe shell With the union pipe inner bag being sheathed in union pipe shell, the gas outlet of union pipe inner bag connects first valve and described second Valve；Heat pipe condenser section inserts the air in union pipe inner bag and transferred heat in union pipe inner bag.
Further, the heat pipe condenser section is provided with several radiating fins, and several radiating fins are radial uniformly to be divided Cloth is on heat pipe condenser section outer wall and in inner bag.
Further, the absorber plate includes the absorber plate body of plane and several heat absorption fins on absorber plate body Piece, several heat absorbing fins are evenly distributed on absorber plate body and vertical with absorber plate body.
Further, the absorber plate is metal absorber plate, and alumilite process coating is provided with the surface of absorber plate.
Further, the union pipe also includes union pipe thermal insulation layer, and union pipe thermal insulation layer is filled in the union pipe shell Between the union pipe inner bag.
Further, the water tank includes tank shell, the inner water tank in tank shell, around being located at outside inner water tank The condenser pipe on wall and the heat-insulation layer being filled between tank shell and inner water tank, condenser pipe are located at tank shell and water Between case inner bag；The import of condenser pipe connects first valve and second valve, and the outlet connection of condenser pipe is described swollen Swollen valve.
Further, the condenser pipe is affixed by laser welding process and the inner water tank outer wall, condenser pipe and water tank Heat-conducting glue is provided with inner bladder outer wall link position.
Further, the inner water tank is metallic matrix made of stainless steel, is provided with the inner surface of inner water tank by purple Red copper net made of copper product.
Further, in addition to control device, the solar thermal collector, the compressor, the expansion valve, the evaporation Device, first valve and second valve connect control device respectively.
Compared with prior art, beneficial effects of the present invention are as follows：
1st, the structure that the present invention is coordinated using solar thermal collector and compressor by the first valve and the second valve, when too When positive energy can meet user's thermal load demands, the first valve is closed and the second valve is opened, and only need to open solar thermal collector； When solar thermal collector can not meet user's thermal load demands, then the first valve is opened and the second valve is closed, solar energy collection Hot device and compressor start simultaneously, realize the round-the-clock stable heating demand of system.The present invention combine solar thermal collector with The advantages of air source heat pump, shortcoming is complementary, realizes the target for reducing heat supply energy consumption.Solve that environment temperature is relatively low or solar energy Hot water supply problem during inadequate resource, it can guarantee that annual regular supply hot water.
2nd, solar thermal collector uses the structure of heat absorbing fins, adds endotherm area, improves heat absorption efficiency.Aluminium anodes The performances such as oxide covering is anti-corrosion, wear-resisting and light shine are fairly good.Outer glass pipe is made of low emissivity glass, compared to simple glass Fractional energy savings is higher.
3rd, water tank uses the structure that will condense pipe dish located at inner water tank outer wall, overcomes and is soaked when coordinating with air source heat pump The shortcomings that entering formula condenser tank, realizes the separation of refrigerant and water body, ensure the water quality after water body heating it is not contaminated with And condenser effectively conduct heat it is smooth.Condensation pipe dish is located at inner water tank outer wall, contact of the increase condenser pipe with inner water tank Area, improve condenser heat exchange efficiency.Using the structure of laser welding process and heat-conducting glue, connecing for condenser pipe can be effectively reduced Touch thermal resistance so that the heat that inner water tank absorbs can preferably pass to the water body in inner water tank, reduce thermal loss.Water Case inner bag uses red copper web frame, is directly contacted with water, has Antimicrobial preservative corrosion energy, can improve water quality.Steeped using phenolic aldehyde Foam thermal insulation layer has higher operating temperature, and non-ignitable；Compared with rock wool：More preferable heat-insulating property, more totally, to human body without Evil.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for For those of ordinary skill in the art, without having to pay creative labor, it can also be obtained according to these accompanying drawings His accompanying drawing.
Fig. 1 is solar water heating system of the present invention, the structural representation of embodiment；
Fig. 2 is the part section structural representation of solar thermal collector in Fig. 1；
Fig. 3 is the cross-sectional view of water tank in Fig. 1.
In figure, 1- solar thermal collectors；11- heat pipe type vacuum pipes；111- glass tubes；112- heat pipes；1121- heat pipes evaporate Section；1122- heat pipe condenser sections；1123- radiating fins；113- absorber plates；1131- absorber plate bodies；1132- heat absorbing fins；12- Union pipe；121- union pipe shells；122- union pipe inner bags；123- union pipe thermal insulation layers；2- compressors；3- water tanks；31- water tanks Shell；32- inner water tanks；33- condenser pipes；34- heat-insulation layers；35- red copper nets；4- expansion valves；5- evaporators；The valves of 6- first； The valves of 7- second.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.
The solar water heating system as shown in Fig. 1 to Fig. 3 embodiments, including solar thermal collector 1, connection solar thermal collector 1 compressor 2, the water tank 3 provided with condenser pipe, the expansion valve 4 for connecting condenser pipe, evaporator 5, the first valve for connecting expansion valve 4 The valve 7 of door 6 and second.Solar thermal collector 1 is by the compressors in series 2 of the first valve 6, after the first valve 6 and compressor 2 are connected Second valve 7 in parallel.When solar energy can meet user's thermal load demands, the first valve 6 is closed and the second valve 7 is opened, Solar thermal collector 1 only need to be opened；When solar thermal collector 1 can not meet user's thermal load demands, then the first valve 6 is opened And second valve 7 close, solar thermal collector 1 and compressor 2 start simultaneously, realize the round-the-clock stable heating demand of system. Solve hot water supply problem when environment temperature is relatively low or solar energy resources is insufficient, can guarantee that annual regular supply hot water.
Solar thermal collector 1 includes the vacuum tube group being made up of the array of heat pipe type vacuum pipe 11 and connection heat pipe type vacuum pipe 11 union pipe 12.Heat pipe type vacuum pipe 11 includes glass tube 111, the and of heat pipe 112 inserted in glass tube 111 of inner vacuum Absorber plate 113 in glass tube 111.Heat pipe 112 includes the heat pipe evaporator section 1121 being located in glass tube 111 and located at glass Heat pipe condenser section 1122 outside glass pipe 111, heat pipe evaporator section 1121 connect with heat pipe condenser section 1122；Heat pipe evaporator section 1122 connects Connect and run through absorber plate 113.Union pipe 12 includes union pipe shell 121, the union pipe inner bag being sheathed in union pipe shell 121 122 and union pipe thermal insulation layer 123, union pipe thermal insulation layer 123 be filled between union pipe shell 121 and union pipe inner bag 122, join The overall structure that collector inner bag 122 is formed in one, for air flow.The gas outlet of union pipe inner bag 122 connects the first valve The valve 7 of door 6 and second.Heat pipe condenser section 1122 is inserted in union pipe inner bag 122 and transferred heat in union pipe inner bag 122 Air.Heat pipe condenser section 1122 directly contacts with air and heats air, improves heat transfer efficiency and reduces thermal losses.
Absorber plate 113 includes the absorber plate body 1131 of plane and several heat absorption fins on absorber plate body 1131 Piece 1132, several heat absorbing fins 1132 are evenly distributed on absorber plate body 1131 and vertical with absorber plate body 1131.Adopt With the structure of heat absorbing fins 1132, endotherm area is added, improves heat absorption efficiency.Heat pipe condenser section 1122 dissipates provided with several Hot fin 1123, several radiating fins are radial to be evenly distributed on the outer wall of heat pipe condenser section 1122 and is located at inner bag 122 In, increase the heat transfer area with air.Absorber plate 113 is metal absorber plate, and alumilite process is provided with the surface of absorber plate 113 The performance such as coating (not shown), anti-corrosion, wear-resisting and light shine is fairly good.Alumilite process coating is to be obtained using electrolytic colouring technology Coating, have firmly, stably, sun-proof good characteristic, and can be mass produced.Outer glass pipe uses Low emissivity glass Glass is made, higher compared to simple glass fractional energy savings.
Water tank 3 includes tank shell 31, the inner water tank 32 in tank shell 31, around being located at the outer wall of inner water tank 32 On condenser pipe 33 and the heat-insulation layer 34 that is filled between tank shell 31 and inner water tank 32, condenser pipe 33 be located at tank shell Between 31 and inner water tank 32.The import of condenser pipe 33 connects the first valve 6 and the second valve 7, the outlet connection of condenser pipe 33 Expansion valve 4.Using the structure that the disk of condenser pipe 33 is located to the outer wall of inner water tank 32, overcome scarce with immersion condenser tank Point, realizes the separation of refrigerant and water body, ensures that the water quality after water body heating is not contaminated and condenser effectively conducts heat It is smooth.The disk of condenser pipe 33 is located at the outer wall of inner water tank 32, increases the contact area of condenser pipe 33 and inner water tank 32, raising is changed The thermal efficiency.
Condenser pipe 33 is affixed by laser welding process and the outer wall of inner water tank 32, condenser pipe 33 and the outer wall of inner water tank 32 Heat-conducting glue (not shown) is provided with link position.Using the structure of laser welding process and heat-conducting glue, condensation can be effectively reduced The thermal contact resistance of pipe 33 so that the heat that inner water tank 32 absorbs can preferably pass to the water body in inner water tank 32, subtract The thermal loss of few the present embodiment.
Inner water tank 32 is metallic matrix made of stainless steel, is provided with the inner surface of inner water tank 32 by red copper material system Into red copper net 35, red copper net 35 and inner water tank 32 are welded, are directly contacted with water, have Antimicrobial preservative corrosion can, Water quality can be improved.
Union pipe thermal insulation layer 123 and heat-insulation layer 34 are phenol formaldehyde foam thermal insulation layer, phenol formaldehyde foam thermal insulation layer and polyurethane phase Than with similar heat-insulating property, but there is higher operating temperature, and it is non-ignitable；Compared with rock wool：More preferable heat-insulating property, more Totally, it is harmless.
The present embodiment also includes control device (not shown), solar thermal collector 1, compressor 2, expansion valve 4, evaporator 5, First valve 6 and the second valve 7 connect control device respectively, realize Automated condtrol.
The other structures of the present embodiment are referring to prior art.
The invention is not limited in above-mentioned embodiment, if not departing from the present invention to the various changes or modifications of the present invention Spirit and scope, if these changes and modification belong within the scope of the claim and equivalent technologies of the present invention, then this hair It is bright to be also intended to comprising these changes and modification.

Claims (10)

1. solar water heating system, it is characterised in that：Including solar thermal collector, connect the compressor of solar thermal collector, set The water tank for having condenser pipe, the expansion valve, evaporator, the first valve and the second valve of connection expansion valve that connect condenser pipe；The sun Can heat collector by the first valve compressors in series, the second valve in parallel after the first valve and compressor series connection.
2. solar water heating system according to claim 1, it is characterised in that：The solar thermal collector is included by heat pipe-type The vacuum tube group and union pipe that vacuum tube array is formed, union pipe connection heat pipe type vacuum pipe；Heat pipe type vacuum pipe includes inside Glass tube, the heat pipe in insertion glass tube and the absorber plate in glass tube of vacuum；Heat pipe is included in glass tube Heat pipe evaporator section and the heat pipe condenser section outside glass tube, heat pipe evaporator section connect with heat pipe condenser section, and heat pipe evaporator section connects Connect and run through absorber plate；Union pipe includes union pipe shell and the union pipe inner bag that is sheathed in union pipe shell, in union pipe The gas outlet of courage connects first valve and second valve；Passed in heat pipe condenser section insertion union pipe inner bag and by heat Pass the air in union pipe inner bag.
3. solar water heating system according to claim 2, it is characterised in that：The heat pipe condenser section radiates provided with several Fin, several radiating fins are radial to be evenly distributed on heat pipe condenser section outer wall and in inner bag.
4. solar water heating system according to claim 2, it is characterised in that：The absorber plate includes the absorber plate sheet of plane Body and several heat absorbing fins on absorber plate body, several heat absorbing fins be evenly distributed on absorber plate body and and Absorber plate body is vertical.
5. solar water heating system according to claim 4, it is characterised in that：The absorber plate is metal absorber plate, is being inhaled The surface of hot plate is provided with alumilite process coating.
6. solar water heating system according to claim 2, it is characterised in that：It is heat-insulated that the union pipe also includes union pipe Layer, union pipe thermal insulation layer are filled between the union pipe shell and the union pipe inner bag.
7. according to solar water heating system described in claim 2 to 6 any one, it is characterised in that：The water tank includes water tank Shell, the inner water tank in tank shell, around the condenser pipe being located on inner water tank outer wall and it is filled in outside water tank Heat-insulation layer between shell and inner water tank, condenser pipe is between tank shell and inner water tank；The import connection institute of condenser pipe The first valve and second valve are stated, the outlet of condenser pipe connects the expansion valve.
8. solar water heating system according to claim 7, it is characterised in that：The condenser pipe by laser welding process and The inner water tank outer wall is affixed, and heat-conducting glue is provided with condenser pipe and inner water tank outer wall link position.
9. solar water heating system according to claim 8, it is characterised in that：The inner water tank is gold made of stainless steel Belong to matrix, the red copper net made of red copper material is provided with the inner surface of inner water tank.
10. solar water heating system according to claim 1, it is characterised in that：Also include control device, the solar energy collection Hot device, the compressor, the expansion valve, the evaporator, first valve and second valve connect control respectively Device.
CN201710467047.2A 2017-06-19 2017-06-19 Solar water heating system Pending CN107388606A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710467047.2A CN107388606A (en) 2017-06-19 2017-06-19 Solar water heating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710467047.2A CN107388606A (en) 2017-06-19 2017-06-19 Solar water heating system

Publications (1)

Publication Number Publication Date
CN107388606A true CN107388606A (en) 2017-11-24

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ID=60333524

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710467047.2A Pending CN107388606A (en) 2017-06-19 2017-06-19 Solar water heating system

Country Status (1)

Country Link
CN (1) CN107388606A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4307708A (en) * 1979-10-31 1981-12-29 Tadao Tatusmi Solar heated building
CN201589457U (en) * 2010-02-08 2010-09-22 北京佳盛世纪科技有限公司 Solar-energy stainless steel water-tank inner container containing red copper
CN202928134U (en) * 2012-07-18 2013-05-08 昆明理工大学 Composite paraboloid solar energy focusing vacuum pipe heat collector
CN205641133U (en) * 2016-05-10 2016-10-12 黄顺 Multi -functional solar thermal energy pumping system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4307708A (en) * 1979-10-31 1981-12-29 Tadao Tatusmi Solar heated building
CN201589457U (en) * 2010-02-08 2010-09-22 北京佳盛世纪科技有限公司 Solar-energy stainless steel water-tank inner container containing red copper
CN202928134U (en) * 2012-07-18 2013-05-08 昆明理工大学 Composite paraboloid solar energy focusing vacuum pipe heat collector
CN205641133U (en) * 2016-05-10 2016-10-12 黄顺 Multi -functional solar thermal energy pumping system

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Application publication date: 20171124