CN106524527B - A kind of metal heat transfer all-glass solar vacuum tubular collector - Google Patents

A kind of metal heat transfer all-glass solar vacuum tubular collector Download PDF

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Publication number
CN106524527B
CN106524527B CN201611202055.6A CN201611202055A CN106524527B CN 106524527 B CN106524527 B CN 106524527B CN 201611202055 A CN201611202055 A CN 201611202055A CN 106524527 B CN106524527 B CN 106524527B
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China
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metal
heat
glass
glass vacuum
vacuum tube
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Expired - Fee Related
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CN201611202055.6A
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CN106524527A (en
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姜传鉷
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • F24S10/70Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits
    • F24S10/74Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits the tubular conduits are not fixed to heat absorbing plates and are not touching each other
    • F24S10/742Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits the tubular conduits are not fixed to heat absorbing plates and are not touching each other the conduits being parallel to each other
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • F24S10/40Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
    • F24S10/45Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors the enclosure being cylindrical
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • 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
    • Y02E10/44Heat exchange systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)

Abstract

The present invention relates to a kind of metal heat transfer all-glass solar vacuum tubular collectors.It includes bracket, vacuum pipe solar heat collecting element and boiler, bracket end is equipped with base, vacuum pipe solar heat collecting element is by all-glass vacuum tube, metal absorber plate, self-tightening type rubber plug, waterproof apron composition, all-glass vacuum tube is double-layer transparent glass vacuum tube, heat absorbing coating is coated on metal absorber plate, the metal absorber plate is in arcuation, metal absorber plate width ratio at all-glass vacuum pipe port is smaller in all-glass vacuum tube insied width and is in tabular, self-tightening type rubber plug is made of two semi-cylindrical rubber plugs, it is in dentation on the outside of self-tightening type rubber plug, boiler is by pressure-bearing type metal water tank liner, metal pectination heat-conducting plate, thermal insulation material, metal shell, cold water inlet, hot water outlet pipe's composition.Heat transfer efficiency of the present invention will not gradually decay, can to form boiler when in use upwardly disposed, and also to form boiler downward or horizontally disposed.

Description

A kind of metal heat transfer all-glass solar vacuum tubular collector
Technical field
The present invention relates to a kind of all-glass solar vacuum tubular collector, especially a kind of metal heat transfer all-glass vacuum tube Solar thermal collector.
Background technique
All-glass solar vacuum tubular collector is that a kind of collecting efficiency is high, the low solar energy heat collector of manufacturing cost, All the time and the leading products in solar thermal collector market, it is widely used in various low-temperature water heating heating arts.But due to In the presence of be unable to pressure-bearing, single tube damage system cannot work the disadvantages of.People have been developed too in succession on the basis of glass-vacuum tube Positive heat pipe collector, that is, glassy metal vacuum solar heat pipe collector and all-glass vacuum solar heat pipe collector.The transmission of heat Work by heat pipe, the working principle of heat pipe is: solar radiation is projected directly at metal absorber plate after passing through glass tube or passes through Glass inner tube is transmitted to metal absorber plate, and thermal energy is conducted to the heat among metal absorber plate of combining closely by metal absorber plate again Pipe, makes the liquid working substance rapid vaporization in heat pipe evaporator section, after the working substance steam of vaporization rises to heat pipe condenser section, colder It is condensed on inner surface, releases steam latent heat, transfer heat to the heat-transfer working medium in thermal-arrest box.Liquid working substance after condensation according to Gravity by its own flow back into evaporator section, then repeats the above process.Both sun heat pipe collectors all overcome cannot There is the disadvantages of pressure-bearing, single tube damage system cannot work the fast small starting of thermal capacitance, energy pressure-bearing, single tube damage not to influence system work The advantages of making.But there is also obvious disadvantages for heat pipe itself: firstly, heat pipe is in use with the extension liquid for using the time Body working medium is easy to decompose and vaporize and then formed " gas is stifled ", and heat transfer efficiency can gradually decay and cause heat transfer efficiency lower.Secondly, Liquid working substance in heat pipe need by the gravity reflux of its own to evaporator section thus heat collector can be only formed heat when in use Water tank is upwardly disposed, cannot form that boiler is downward or horizontally disposed, is unable to satisfy the requirement with building integrated arrangement.
In conclusion rationally, heat transfer efficiency will not gradually decay, use for design there is presently no a kind of structure is simple Shi Jineng forms that boiler is upwardly disposed also to be formed boiler downward or horizontally disposed be able to satisfy and building integrated arrangement It is required that heat collector.
Summary of the invention
The purpose of the present invention is being to overcome the above deficiencies in the existing technologies, and provide that a kind of structure is simple, sets Meter is rationally, heat transfer efficiency will not gradually decay, can form that boiler is upwardly disposed also to form boiler downward when in use Or the horizontally disposed heat collector being able to satisfy with the requirement of building integrated arrangement.
The technical proposal for solving the technical problem of the invention is: the metal heat transfer whole glass vacuum tube solar energy energy thermal-arrest Device includes bracket, vacuum pipe solar heat collecting element and boiler, and the bracket end is equipped with base, the solar vacuum tube Energy heat collecting element is made of all-glass vacuum tube, metal absorber plate, self-tightening type rubber plug, waterproof apron, the all-glass vacuum tube For double-layer transparent glass vacuum tube, it is coated with heat absorbing coating on the metal absorber plate, which is in arcuation, which inhales Hot plate width ratio at all-glass vacuum pipe port is smaller in all-glass vacuum tube insied width and is in tabular, the self-tightening type glue Plug is made of two semi-cylindrical rubber plugs, is in dentation on the outside of self-tightening type rubber plug, the boiler by pressure-bearing type metal water tank liner, Metal pectination heat-conducting plate, thermal insulation material, metal shell, cold water inlet, hot water outlet pipe's composition.
When the present invention realizes purpose, there are also structure features some in this way:
1, the all-glass vacuum tube is double-layer transparent glass vacuum tube.
2, the metal absorber plate is that laths of metal coats heat absorbing coating, which is in arcuation, metal heat absorption Plate width ratio at all-glass vacuum pipe port is smaller in all-glass vacuum tube insied width and is in tabular.
3, the self-tightening type rubber plug is made of two semi-cylindrical rubber plugs, is in dentation on the outside of self-tightening type rubber plug.
4, the comb teeth width of the metal pectination heat-conducting plate with metal absorber plate the width phase at all-glass vacuum pipe port Together, it protrudes into all-glass vacuum pipe port and metal pectination heat-conducting plate overlaps, metal pectination heat-conducting plate back and pressure-bearing type metal water The welding of case liner straight joint.
All-glass vacuum tube is double-layer transparent glass vacuum tube.Traditional all-glass vacuum tube outer tube is transparent glass, and interior Pipe surface is coated with heat absorbing coating, and sunray is irradiated to the suction that inner tube is coated by upper part again through all-glass vacuum tube outer tube Hot coating, which absorbs and is converted into heat and then passes through glass, exchanges heat with metal plate, due to the glass inner tube and metal plate of arc Contact can not sufficiently, thus heat exchange efficiency is poor.Double-layer transparent glass vacuum tube can allow sunray through all-glass vacuum Pipe shines directly into metal absorber plate, thus the heat absorbing coating of upper part coating can absorb and the heat converted is more, efficiency It is higher.
Metal absorber plate is in arcuation, and on the one hand sunlight that arcuation metal absorber plate can preferably receive different directions is straight It penetrates, there is higher heat absorption efficiency, another aspect arcuation metal absorber plate has higher structural stability than flat shape, There is better stability in all-glass vacuum tube.
Self-tightening type rubber plug is made of two semi-cylindrical rubber plugs, and the material of self-tightening type rubber plug itself has elasticity, in addition Outside is in dentation, so that self-tightening type rubber plug is had preferably elasticity, two semi-cylindrical rubber plugs are in metal absorber plate and metal pectination It is clamped at heat-conducting plate overlapping, by the rotation of all-glass vacuum tube and is pushed forward movement when installation, fixes self-tightening type rubber plug In all-glass vacuum tube opening.Self-tightening type rubber plug by rotation and be pushed forward movement after all-glass vacuum tube opening have compared with Big pressure can be such that metal absorber plate is preferably combined together with metal pectination heat-conducting plate, while can separate all-glass vacuum It flows inside pipe, plays the role of heat-insulated and every vapour with external air.
The comb teeth width of metal pectination heat-conducting plate is of same size at all-glass vacuum pipe port with metal absorber plate, protrudes into All-glass vacuum pipe port and metal pectination heat-conducting plate overlap, Hymecromone in metal pectination heat-conducting plate back and pressure-bearing type metal water tank Seam welding.Metal pectination heat-conducting plate protrudes into all-glass vacuum pipe port director's degree and is generally 30-35mm, make lamination portion contact compared with Sufficiently, heat exchange loss is reduced as far as possible.Metal pectination heat-conducting plate back and pressure-bearing type metal water tank liner straight joint weld, can So that received heat is transmitted to pressure-bearing type metal liner without loss, finally by pressure-bearing type metal water tank liner by heat It is conducted to the water of its content.
Sunray shines directly into metal absorber plate through all-glass vacuum tube, and the heat absorbing coating coated by upper part is inhaled It receives and is converted into heat and conducted by laths of metal, heat is conducted to all-glass vacuum tube opening and metal pectination heat-conducting plate It swaps, heat is conducted via metal pectination heat-conducting plate to pressure-bearing type metal water tank liner, finally by pressure-bearing type metal water again Case liner conducts heat to the water of its content.Entire heat transfer is to be carried out by metal conduction mode, due to metal fever It is constant for conducting physical characteristic, therefore the heat transfer efficiency of solar thermal collector will not gradually decay.While metal heat conduction Direction is only related to the temperature difference and the position with boiler is unrelated, therefore can to form boiler when in use upwardly disposed for heat collector Also can be formed boiler downward or it is horizontally disposed be able to satisfy and building integrated arrangement requirement.Since entire heat transfer is only adopted It is conducted with metal absorber plate, metal pectination heat-conducting plate, therefore collector structure is simple, design is reasonable.
The invention has the advantages that simple structure and reasonable design, heat transfer efficiency will not gradually decay, when in use both Can be formed boiler it is upwardly disposed can also be formed boiler downward or it is horizontally disposed be able to satisfy and building integrated arrangement requirement.
Detailed description of the invention
Fig. 1 is floor map of the invention.
Fig. 2 be boiler of the invention downward when lateral view.
Fig. 3 is longitudinal sectional view of the invention.
Fig. 4 is the transverse sectional view of all-glass vacuum tube of the invention.
Fig. 5 is the floor map of metal pectination heat-conducting plate of the invention.
Fig. 6 is the floor map after the metal heat transfer all-glass solar vacuum tubular collector series connection of Fig. 1.
1. bracket in figure, 2. vacuum pipe solar heat collecting elements, 3. boilers, 4. bases, 5. all-glass vacuum tubes, 6. gold medals Belong to absorber plate, 7. self-tightening type rubber plugs, 8. waterproof aprons, 9. metal water tank liners, 10. metal pectination heat-conducting plates, 11. thermal insulating materials Material, 12. metal shells, 13. cold water inlets, 14. hot water outlet pipes.
Specific embodiment
The present invention is made further specifically below with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and by embodiment Bright, following embodiment is explanation of the invention and the invention is not limited to following embodiments.
Embodiment.
The metal heat transfer all-glass solar vacuum tubular collector includes bracket 1, vacuum pipe solar heat collecting element 2 and heat Water tank 3,1 end of bracket are equipped with base 4, and the vacuum pipe solar heat collecting element 2 is by all-glass vacuum tube 5, metal Absorber plate 6, self-tightening type rubber plug 7, waterproof apron 8 form, and the all-glass vacuum tube 5 is double-layer transparent glass vacuum tube, described It is coated with heat absorbing coating on metal absorber plate 6, which is in arcuation, and the metal absorber plate 6 is at 5 end of all-glass vacuum tube Width ratio is smaller in 5 insied width of all-glass vacuum tube at mouthful and is in tabular, and the self-tightening type rubber plug 7 is by two semi-cylindrical glue Plug forms, and is in dentation on the outside of self-tightening type rubber plug 7, the boiler 3 is by pressure-bearing type metal water tank liner 9, metal pectination heat-conducting plate 10, thermal insulation material 11, metal shell 12, cold water inlet 13, hot water outlet pipe 14 form.
Sunray shines directly into metal absorber plate 6 through all-glass vacuum tube 5, is irradiated on metal absorber plate 6 Light is absorbed and is converted into heat and conducted by laths of metal by the heat absorbing coating that upper part coats, and heat conducts true to full glass It is swapped at 5 opening of blank pipe and metal pectination heat-conducting plate 10.Heat is conducted via metal pectination heat-conducting plate 10 to pressure-bearing again Formula metal water tank liner 9 is finally conducted heat to the water of its content from pressure-bearing type metal water tank liner 9.
The diameter of pressure-bearing type metal water tank liner 9 is generally 35 centimetres, this kind of boiler 3 can also store heat with thermal-arrest Water, commonly referred to as integral type solar energy heat hydrophone when heat collector this kind of boiler 3 of band, each integral type solar energy heat hydrophone was both It is individually directly used for user, is concentrated use in after can also connecting, is generally used for roofing.
If the diameter reduction of pressure-bearing type metal water tank liner 9 is 10 centimetres or so, boiler 3 is commonly referred to as joining at this time Case, the header major function are thermal-arrest, and hot water is stored by additional storage hot water tank.Heat collector is with header and additional storage Hot water tank is commonly referred to as Solar Enercy Fission Geyser, and each Solar Enercy Fission Geyser was both individually straight for user Use is connect, is concentrated use in after can also connecting, balcony or roofing are typically used for.
Since entire heat transfer is to be carried out by metal conduction mode, and metal heat conduction physical characteristic is constant , therefore the heat transfer efficiency of solar thermal collector will not gradually decay.
The direction of metal heat conduction is only related to the temperature difference and the position with boiler is unrelated, therefore heat collector is when in use not Effective family individually directly using or be concentrated use in after connecting and can form that boiler 3 is upwardly disposed also to form 3 court of boiler It is lower or horizontally disposed, it is able to satisfy and the requirement of building integrated arrangement.Concretely there are three types of arrangements: 1, the heat of heat collector Water tank 3 can be upwardly disposed at an angle.2, the boiler 3 of heat collector can be arranged downward at an angle.It is this The advantages of arrangement, is: first, can make between heat collector in order to reduce spacing required for mutual block because For that can not consider the height of boiler 3 itself and the spacing more upwardly disposed than traditional boiler 3 is small, identical room can be made Face arranges that more heat collectors or heat collector obtain the illumination of longer time.Second, boiler 3 makes solar water downward Device decentralization has preferably wind loading rating.3, the boiler 3 of heat collector can be horizontally disposed.3 water of boiler of heat collector When plain cloth is set, general all-glass vacuum tube is arranged towards East and West direction.This arrangement is mainly used for roofing thermal-arrest, can both make to collect The moulding that hot device is arranged close to roofing without influencing building also may exit off biggish distance arrangement and form similar grape trellis Roofing framework provides the function of roofing leisure.
Since entire heat transfer is only with metal absorber plate 6, metal pectination heat-conducting plate conduction 10, collector structure Simply, design is reasonable.
In addition, it should be noted that, the specific embodiments described in this specification, the shape of parts and components are named Title etc. can be different, and above content is only to structure of the invention example explanation described in this specification.It is all according to According to equivalence changes or simple change that the invention patent design structure, feature and principle is done, it is included in this hair In the protection scope of bright patent.Those skilled in the art can do described specific embodiment various The mode that the modify or supplement or adopt of various kinds is similar substitutes, and without departing from structure of the invention or surmounts present claims Range defined in book, is within the scope of protection of the invention.

Claims (2)

1. a kind of metal heat transfer all-glass solar vacuum tubular collector, including bracket, vacuum pipe solar heat collecting element and heat Water tank, the bracket end are equipped with base, and the vacuum pipe solar heat collecting element is absorbed heat by all-glass vacuum tube, metal Plate, self-tightening type rubber plug, waterproof apron composition, the all-glass vacuum tube are double-layer transparent glass vacuum tube, the metal heat absorption Heat absorbing coating is coated on plate, which is in arcuation, and metal absorber plate width ratio at all-glass vacuum pipe port exists All-glass vacuum tube insied width is smaller and is in tabular, and the self-tightening type rubber plug is made of two semi-cylindrical rubber plugs, self-tightening type Be in dentation on the outside of rubber plug, the boiler by pressure-bearing type metal water tank liner, metal pectination heat-conducting plate, thermal insulation material, metal outside Shell, cold water inlet, hot water outlet pipe's composition, metal pectination heat-conducting plate back and pressure-bearing type metal water tank liner straight joint weld, Two semi-cylindrical rubber plugs are clamped at metal absorber plate and metal pectination heat-conducting plate overlapping.
2. metal heat transfer all-glass solar vacuum tubular collector according to claim 1, it is characterised in that: the metal The comb teeth width of pectination heat-conducting plate is of same size at all-glass vacuum pipe port with metal absorber plate, protrudes into all-glass vacuum tube Port and metal pectination heat-conducting plate overlap.
CN201611202055.6A 2016-12-19 2016-12-19 A kind of metal heat transfer all-glass solar vacuum tubular collector Expired - Fee Related CN106524527B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611202055.6A CN106524527B (en) 2016-12-19 2016-12-19 A kind of metal heat transfer all-glass solar vacuum tubular collector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611202055.6A CN106524527B (en) 2016-12-19 2016-12-19 A kind of metal heat transfer all-glass solar vacuum tubular collector

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CN106524527A CN106524527A (en) 2017-03-22
CN106524527B true CN106524527B (en) 2019-07-23

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Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101762084A (en) * 2008-11-17 2010-06-30 陈跃跃 Heat pipe collector
US20110162641A1 (en) * 2010-01-07 2011-07-07 Schueco International Kg Absorber, in Particular for a Solar Collector, and Method for Manufacturing the Same
CN202008247U (en) * 2011-04-20 2011-10-12 刘建光 Concave and convex lens type solar vacuum tube
CN102278824A (en) * 2011-08-31 2011-12-14 姜传鉷 All-glass vacuum pipe solar heat collector with flow guide pipe
CN204358974U (en) * 2014-12-19 2015-05-27 郑州迪飞机电设备有限公司 Solar energy heat conducting pipe
CN206300366U (en) * 2016-12-19 2017-07-04 姜传鉷 A kind of metal heat transfer all-glass solar vacuum tubular collector

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Granted publication date: 20190723