CN207162973U - A kind of solar energy heat collector using adjustable curved reflecting plate - Google Patents

A kind of solar energy heat collector using adjustable curved reflecting plate Download PDF

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Publication number
CN207162973U
CN207162973U CN201721052044.4U CN201721052044U CN207162973U CN 207162973 U CN207162973 U CN 207162973U CN 201721052044 U CN201721052044 U CN 201721052044U CN 207162973 U CN207162973 U CN 207162973U
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China
Prior art keywords
heat collector
reflecting plate
curved reflecting
plate
double
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Active
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CN201721052044.4U
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Chinese (zh)
Inventor
余雷
李贵
徐玲艳
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Nanjing Suoleyou Energy Saving Technology Co Ltd
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Nanjing Suoleyou Energy Saving Technology Co Ltd
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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
    • Y02E10/44Heat exchange systems
    • 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
    • Y02E10/47Mountings or tracking
    • 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
    • Y02E10/50Photovoltaic [PV] energy

Abstract

This patent discloses a kind of solar energy heat collector using adjustable curved reflecting plate, including curved reflecting plate, glass plate, side plate, frame, support frame, double-faced flat-sheet heat collector, heat collector bracket;Curved reflecting plate is groove profile curved surface platy structure, curved reflecting plate, glass plate and two side plates form the space of a closing, double-faced flat-sheet heat collector is located in the closing space, the both sides axis connection of support frame and frame, support frame fixes on the ground, double-faced flat-sheet heat collector is horizontal positioned, and double-faced flat-sheet heat collector is fixed on support frame by heat collector bracket.Sun energy heat collector passes through optically focused and realizes higher heat-collecting temperature and collecting efficiency, various materials or fluid media (medium) can be heated, widely applicable, manually adjustable heat collector angle optimizes daylighting effect, it is simple in construction, cost is low, solar energy utilization ratio is high, promotion potential is big.

Description

A kind of solar energy heat collector using adjustable curved reflecting plate
Technical field
The present invention relates to a kind of solar energy heat collector, particularly a kind of solar energy collection using adjustable curved reflecting plate Thermal, belong to technical field of solar utilization technique.
Background technology
For solar energy as a kind of cleaning, free of contamination regenerative resource, it, which is developed and utilized, is considered as world energy sources strategy Important component.Solar water heater is successfully commercialized, and how more effectively to be utilized solar energy, is become various countries Scientist endeavours the content of research.
Non-concentrating solar thermal collector based on solar water heater and applied on a large scale, such heat collector Suitable for the relatively low field of heat source temperature demand, such as the application field within 50 DEG C.For thermal source demand at higher temperature, as in Low-temperature region(70℃~120℃), non-concentrating heat collector is then difficult to meet, or collecting efficiency is very low at this temperature.And optically focused Heat collector can be as the thermal source of higher temperature, suitable for wider array of application field.
Compound parabolic concentrator (Compound parabolic concentrator, referred to as CPC) is according to edge The non-imaging concentrator of optical principle design.In theory, the incident light in the range of acceptance angle is directly or through reflecting all most Zhongdao Up on receiver, for given receptions angular region, it can realize maximum focusing ratio, thus be used in solar energy optical-thermal, In photovoltaic system, in non-tracking, tracking (secondary reflector) system.CPC heat collectors have minimum area of dissipation, without tracking Device and reduce cost, it is possible to achieve the demand of medium temperature thermal-arrest.
Current compound parabolic concentrator collector has developed a series of products, but due to some shortcomings or problem, Limit the popularization and application of such heat collector:1st, typically using complete and symmetrical CPC curves, form is single, and volume is larger, fits It is restricted with property;2nd, solar absorber is generally pipeline, can only heat fluid, and application is small;3rd, it is anti-in heat collector Tabula rasa easily falls ash and debris, should not clear up, have impact on using effect;4th, the angle of heat collector can not typically be adjusted, and have impact on The using effect and solar energy utilization ratio of heat collector;5th, heat collector price is higher, it is difficult to popularizes.
The content of the invention
The defects of the purpose of this utility model is to overcome above-mentioned existing associated solar heat collector, there is provided one kind has Cost simple in construction is low, solar energy utilization ratio height, the solar energy heat collector having a wide range of application.
In order to solve the above technical problems, the technical scheme that this patent provides is:
Using a kind of solar energy heat collector using adjustable curved reflecting plate, including curved reflecting plate, glass plate, side Plate, frame, support frame, double-faced flat-sheet heat collector, heat collector bracket;Curved reflecting plate is groove profile curved surface platy structure, glass plate For rectangle tabular structure, the surrounding of glass plate is fixed on frame, and the upper and lower ends of curved reflecting plate are fixed on frame, bent Face reflector, glass plate and two side plates form the space of a closing, and double-faced flat-sheet heat collector is located in the closing space, propped up The both sides of support and frame are fixed on the ground by axis connection, support frame, and double-faced flat-sheet heat collector is horizontal positioned, double-faced flat-sheet Heat collector is fixed on support frame by heat collector bracket.
As it is of the present utility model it is a kind of improve, described double-faced flat-sheet heat collector is rectangular parallelepiped structure, including upper glass Plate, upper absorber plate, lower absorber plate, lower glass plate, heat collector side wall, end cap;Upper glass plates, upper absorber plate, lower absorber plate, lower glass Glass plate is from top to bottom placed in parallel successively, and is fixed in the heat collector side wall of both sides, and the both ends of double-faced flat-sheet heat collector are provided with End cap.
As a kind of improvement of the present utility model, the curved surface of described curved reflecting plate is asymmetric compound parabola or circle Cambered surface.
As a kind of improvement of the present utility model, described support frame is T-shaped, the top of support frame are provided with axis hole.
As a kind of improvement of the present utility model, described heat collector bracket is by a cross bar and is formed more with montant, horizontal Bar is vertical with montant.
As a kind of improvement of the present utility model, the lower surface of the upper surface of described upper absorber plate and lower absorber plate is covered There is solar selectively absorbing coating.
Relative to prior art, heat collector provided by the utility model has the advantage that:
1)The heat collector can heat the upper and lower surface of absorber simultaneously, and heating effect is good;
2)By the way of light and heat collection, focusing ratio can be improved, and then improves solar energy heating efficiency and heat-collecting temperature, The cost of heat collector under unit daylighting area is reduced simultaneously;
3)Using incomplete asymmetrical composite parabolic(CPC)As curved reflecting plate, it is adapted to heat collector lighting surface to incline Tiltedly place, reduce the relative altitude of heat collector;Sunshine in the range of certain angle can be reflexed on absorber, reduce or keep away Exempt from the angular adjustment of solar light-condensing and heat-collecting device;
4)Material or fluid media (medium) can be placed in double-faced flat-sheet heat collector, it is flexibly and easily, widely applicable;
5)Double-faced flat-sheet heat collector high insulating effect, and without insulation material, upper and lower surface is covered with selective absorbing painting Layer improves the utilization rate of solar energy, while cost simple in construction is low;
6)The problem of design of glass plate can reduce heat loss, solve curved mirror and easily fall ash, and hardly possible is cleared up;
7)Heat collector can manually adjust the angle of reflector, to adapt to the change of position of sun, and ensure that The optimization of Solar use efficiency;
8)The heat collector simple system, simple in construction, cost is low, and solar energy utilization ratio is high, energy-saving benefit is notable, pushes away Wide potentiality are big.
Brief description of the drawings
Fig. 1 is the structural representation using the solar energy heat collector of adjustable curved reflecting plate;
Fig. 2 is the structural representation of double-faced flat-sheet heat collector;
Fig. 3 is the solar energy heat collector angular adjustment schematic diagram of adjustable curved reflecting plate;
Fig. 4 is the daylighting schematic diagram of the solar energy heat collector of adjustable curved reflecting plate.
Wherein:1 it is curved reflecting plate, 2 be glass plate, 3 be side plate, 4 be frame, 5 be support frame, 6 is double-faced flat-sheet collection Hot device, 7 be heat collector bracket, 8 be upper glass plates, 9 be upper absorber plate, 10 be lower absorber plate, 11 be lower glass plate, 12 be thermal-arrest Device side wall, 13 be end cap, 14 be sunshine.
Embodiment
Embodiment 1
Referring to Fig. 1, using a kind of solar energy heat collector using adjustable curved reflecting plate, including curved reflecting plate 1, Glass plate 2, side plate 3, frame 4, support frame 5, double-faced flat-sheet heat collector 6, heat collector bracket 7;Curved reflecting plate 1 is groove profile curved surface Platy structure, glass plate 2 are rectangle tabular structure, and the surrounding of glass plate 2 is fixed on frame 4, above and below curved reflecting plate 1 Both ends are fixed on frame 4, and curved reflecting plate 1, glass plate 2 and two side plates 3 form the space of a closing, double-faced flat-sheet collection Hot device 6 is located in the closing space, and by axis connection, support frame 5 fixes on the ground, two-sided for the both sides of support frame 5 and frame 4 Flat plate collector 6 is horizontal positioned, and double-faced flat-sheet heat collector 6 is fixed on support frame 5 by heat collector bracket 7.
Embodiment 2
Referring to Fig. 2, as a kind of improvement of the present utility model, described double-faced flat-sheet heat collector 6 is rectangular parallelepiped structure, bag Include upper glass plates 8, upper absorber plate 9, lower absorber plate 10, lower glass plate 11, heat collector side wall 12, end cap 13;Upper glass plates 8, on Absorber plate 9, lower absorber plate 10, lower glass plate 11 are from top to bottom placed in parallel successively, and are fixed on the heat collector side wall 12 of both sides On;The both ends of double-faced flat-sheet heat collector 6 are provided with end cap 13.
Embodiment 3
Referring to Fig. 1, as a kind of improvement of the present utility model, the curved surface of described curved reflecting plate 1 is asymmetric compound Parabola or arc surface.
Embodiment 4
Referring to Fig. 1, as it is of the present utility model it is a kind of improve, described support frame 5 is T-shaped, the top of support frame 5 Provided with axis hole.
Embodiment 5
Referring to Fig. 1, as a kind of improvement of the present utility model, described heat collector bracket 7 is by a cross bar and more with perpendicular Bar forms, and cross bar is vertical with montant.
Embodiment 6
Referring to Fig. 1-Fig. 2, as a kind of improvement of the present utility model, the upper surface of described upper absorber plate 9 and lower heat absorption The lower surface of plate 10 is covered with solar selectively absorbing coating.
Operation principle and process:
Referring to Fig. 1-Fig. 4, sunshine passes through glass plate 2, and a part shines directly into the upper table of double-faced flat-sheet heat collector 6 Face, a part are irradiated to curved reflecting plate 1, are irradiated to the upper and lower surface of double-faced flat-sheet heat collector 6 after reflection.
The sunshine of double-faced flat-sheet heat collector 6 is irradiated to through falling on absorber plate 9 after upper glass plates 8 or lower glass plate 11 Or lower absorber plate 10, it is converted on heat between absorber plate 9 and lower absorber plate 10 and puts after being absorbed by selective absorber coatings The material or medium put.
When position of sun varies widely, in order to improve the ratio that solar irradiation is mapped on heat collector, can rotate Frame 4, come adjust curved reflecting plate 1 towards angle.
Using asymmetric compound parabola(CPC)Curved reflecting plate 1 can reduce the design height of curved reflecting plate 1, And by the sunshine in the range of certain angle after reflection full illumination on double-faced flat-sheet heat collector 6.
The utility model can also be by least one and 1 group of the embodiment in embodiment 2,3,4,5,6 technical characteristics Close, form new embodiment.
It should be noted that above-described embodiment is only preferred embodiment of the present utility model, it is not used for limiting this reality With new protection domain, the scope of protection of the utility model is defined by claims.

Claims (6)

  1. A kind of 1. solar energy heat collector using adjustable curved reflecting plate, it is characterised in that the adjustable curved surface of described utilization The solar energy heat collector of reflector include curved reflecting plate, glass plate, side plate, frame, support frame, double-faced flat-sheet heat collector, Heat collector bracket;Curved reflecting plate is groove profile curved surface platy structure, and glass plate is rectangle tabular structure, and the surrounding of glass plate is consolidated It is scheduled on frame, the upper and lower ends of curved reflecting plate are fixed on frame, and curved reflecting plate, glass plate and two side plates form one The space of individual closing, double-faced flat-sheet heat collector are located in the closing space, and the both sides of support frame and frame pass through axis connection, support Frame fixes on the ground, and double-faced flat-sheet heat collector is horizontal positioned, and double-faced flat-sheet heat collector is fixed on support by heat collector bracket On frame.
  2. A kind of 2. solar energy heat collector using adjustable curved reflecting plate according to claim 1, it is characterised in that Described double-faced flat-sheet heat collector is rectangular parallelepiped structure, including upper glass plates, upper absorber plate, lower absorber plate, lower glass plate, thermal-arrest Device side wall, end cap;Upper glass plates, upper absorber plate, lower absorber plate, lower glass plate are from top to bottom placed in parallel, and are fixed on successively In the heat collector side wall of both sides, the both ends of double-faced flat-sheet heat collector are provided with end cap.
  3. A kind of 3. solar energy heat collector using adjustable curved reflecting plate according to claim 1, it is characterised in that The curved surface of described curved reflecting plate is asymmetric compound parabola or arc surface.
  4. A kind of 4. solar energy heat collector using adjustable curved reflecting plate according to claim 1, it is characterised in that Described support frame is T-shaped, the top of support frame are provided with axis hole.
  5. A kind of 5. solar energy heat collector using adjustable curved reflecting plate according to claim 1, it is characterised in that Described heat collector bracket is by a cross bar and is formed more with montant, and cross bar is vertical with montant.
  6. A kind of 6. solar energy heat collector using adjustable curved reflecting plate according to claim 2, it is characterised in that The upper surface of described upper absorber plate and the lower surface of lower absorber plate are covered with solar selectively absorbing coating.
CN201721052044.4U 2017-08-22 2017-08-22 A kind of solar energy heat collector using adjustable curved reflecting plate Active CN207162973U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721052044.4U CN207162973U (en) 2017-08-22 2017-08-22 A kind of solar energy heat collector using adjustable curved reflecting plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721052044.4U CN207162973U (en) 2017-08-22 2017-08-22 A kind of solar energy heat collector using adjustable curved reflecting plate

Publications (1)

Publication Number Publication Date
CN207162973U true CN207162973U (en) 2018-03-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721052044.4U Active CN207162973U (en) 2017-08-22 2017-08-22 A kind of solar energy heat collector using adjustable curved reflecting plate

Country Status (1)

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CN (1) CN207162973U (en)

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