CN209181293U - A kind of high efficiency flat-plate solar collector - Google Patents
A kind of high efficiency flat-plate solar collector Download PDFInfo
- Publication number
- CN209181293U CN209181293U CN201821472356.5U CN201821472356U CN209181293U CN 209181293 U CN209181293 U CN 209181293U CN 201821472356 U CN201821472356 U CN 201821472356U CN 209181293 U CN209181293 U CN 209181293U
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- heat
- thermal
- framework
- plate
- insulated
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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
- Y02E10/44—Heat exchange systems
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Abstract
The utility model discloses a kind of high efficiency flat-plate solar collectors, it includes heat-insulated framework and is arranged in the intracorporal thermal-arrest framework of thermal-insulated frame, thermal-arrest framework top is equipped with collecting plate, thermal-arrest framework lower part is equipped with heat insulating board, the thermal-arrest framework, collecting plate and heat insulating board surround a seal cavity, absorber is equipped in the seal cavity, the absorber includes several concentric tubes, the adjacent concentric tube connection, the absorber side has been respectively communicated with heat inlet tube and heat outlet pipe, the heat inlet tube and heat outlet pipe are by being separately positioned on the through-hole of thermal-arrest framework and thermal-insulated frame body side surface, and extend outside thermal-insulated frame body out, the heat-insulated framework is hollow structure, thermal insulation material is filled in the thermal-insulated frame body.The utility model improves heat absorption efficiency and heat conversion rate by improving absorber structure and insulation construction.
Description
Technical field
The utility model relates to a kind of heat collectors, more specifically to a kind of high efficiency flat-plate solar collector.
Background technique
Currently, solar thermal collector has become one of most widely used heat collector, it is and by solar absorption
It is converted to thermal energy, the water recycled in heat collector can be will be passed to, it is allowed to heat.And flat-plate solar collector is the plate sun
The basic functional principle very simple of energy heat collector.In summary, sunlight is irradiated to surface through transparent cover plate and is coated with absorbed layer
Absorber on, wherein most solar radiant energy is absorbed by absorber, is changed into thermal energy, and be transmitted to the work in fluid channel
Matter.In this way, being heated in the fluid passage by solar energy from the cold working medium of heat collector bottom inlet, temperature is gradually risen, heating
Hot working fluid afterwards stores in water storage tank for use, as useful energy is received with useful thermal energy from the upper end outlet of heat collector
Benefit.But in the prior art, there are still heat insulation effect and endothermic effect are undesirable, it is therefore desirable to be further improved the plate sun
The heat-absorbing structure and insulation construction of energy heat collector, make its improve heat conversion rate.
Utility model content
The utility model overcomes the deficiencies in the prior art, provides a kind of high efficiency flat-plate solar collector, passes through
Absorber structure and insulation construction are improved, heat absorption efficiency and heat conversion rate are improved.
To achieve the goals above, the utility model uses following technical proposals:
A kind of high efficiency flat-plate solar collector, it includes heat-insulated framework and is arranged in the intracorporal thermal-arrest frame of thermal-insulated frame
Body, thermal-arrest framework top are equipped with collecting plate, and thermal-arrest framework lower part is equipped with heat insulating board, the thermal-arrest framework, collection
Hot plate and heat insulating board surround a seal cavity, are equipped with absorber in the seal cavity, the absorber includes several
Concentric tube, the adjacent concentric tube connection, the absorber side has been respectively communicated with heat inlet tube and heat outlet pipe, institute
Heat inlet tube and heat outlet pipe are stated by being separately positioned on the through-hole of thermal-arrest framework and thermal-insulated frame body side surface, and extend out every
Outside hot framework, the heat-insulated framework is hollow structure, fills thermal insulation material in the thermal-insulated frame body, heat-insulated framework top is equipped with
Double glazing steel plate fills inert gas between the double glazing steel plate, and the heat-insulated framework lower part is equipped with Dual-layer insulation board,
Insulating glass wool is equipped between the Dual-layer insulation board.
Preferably, the heat inlet tube and heat outlet pipe are sealed with through-hole junction by sealing ring respectively connects
It connects.
Preferably, the absorber is red copper material.
Preferably, the collecting plate is arranged towards direction of illumination, and is coated with aluminium nitrogen selectivity in collecting plate outer wall and absorbs
Coating.
Preferably, the thermal insulation material is EPS thermal insulation material.
Preferably, the collecting plate is aluminum material.
Preferably, the absorber and collecting plate weld.
Preferably, the collecting plate is with a thickness of 1-3mm.
Preferably, the heat-insulated framework respectively the junction between double glazing steel plate and Dual-layer insulation board be equipped with it is close
Sealing.
Preferably, the minimum range between the double glazing steel plate and absorber plate is 20-25mm.
Compared with prior art, the utility model has the beneficial effects that
The utility model surrounds a seal cavity by thermal-arrest framework, collecting plate and heat insulating board, and in seal cavity
It is interior that the absorber that is made of the concentric tube of several adjacent connections is set, endotherm area can be increased, and increase and followed at it
The contact area of the water of ring, so that heat conversion rate improves；Sunlight is transmitted using glass epoxy, and is transmitted through collecting plate
On, sunlight transmittance and heat absorption rate, and glass epoxy comparatively robust can be increased, increase its service life；In thermal-arrest frame
Heat insulating board is arranged in body lower part, can efficiently reduce the heat loss in the middle part of thermal-arrest framework, meanwhile, in heat-insulated framework
Thermal insulation material is filled in hollow structure, and in heat-insulated framework lower part, Dual-layer insulation board is set, and heat preservation is set between insulation board
Material, it is ensured that the intracorporal heat of thermal-insulated frame, which is reduced, to be scattered and disappeared.
Detailed description of the invention
Fig. 1 is a kind of explosive view of high efficiency flat-plate solar collector of the utility model；
Fig. 2 is a kind of structural schematic diagram of high efficiency flat-plate solar collector of the utility model；
Fig. 3 is a kind of sectional view of the absorber of high efficiency flat-plate solar collector of the utility model；
Fig. 4 is a kind of sectional view of the heat-insulated framework of high efficiency flat-plate solar collector of the utility model.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and detailed description:
With reference to Fig. 1, Fig. 2 and Fig. 4, a kind of high efficiency flat-plate solar collector, it include heat-insulated framework 2 and setting every
Thermal-arrest framework 1 in hot framework 2,1 top of thermal-arrest framework are equipped with collecting plate 10, and 1 lower part of thermal-arrest framework is equipped with heat-insulated
Insulation board 14, the thermal-arrest framework 1, collecting plate 10 and heat insulating board 14 surround a seal cavity, collecting plate 10 and heat-insulated guarantor
Warm plate 14 is connect by bolt with 1 spiral of thermal-arrest framework, and absorber 11 is equipped in the seal cavity, and the absorber 11 includes
Several concentric tubes 15, the diameter of concentric tube 15 is equal, and the adjacent concentric tube 15 is connected to, the heat absorption with reference to Fig. 3, after connection
11 section of body is at same circular arc type structure, so that endotherm area is larger, while the area contacted in its water flow recycled
Increase, in this way, heat absorption efficiency and heat conversion rate just increase therewith, 11 side of absorber is respectively equipped with and absorber
Heat inlet tube 12 and heat outlet pipe 13 are communicated with inside 11, the heat inlet tube 12 and heat outlet pipe 13 pass through difference
The through-hole 20 of 2 side of thermal-arrest framework 1 and heat-insulated framework is set, set by through-hole 20 set by thermal-arrest framework 1 and heat-insulated framework 2
The through-hole 20 set is correspondingly arranged, and heat inlet tube 12 and heat outlet pipe 13 can be extended by through-hole 20 outside heat-insulated framework 2 out,
For water circulation, and heat is absorbed, the heat-insulated framework 2 is hollow structure, fills thermal insulation material in the heat-insulated framework 2
21, heat-insulated 2 top of framework is equipped with double glazing steel plate 3, and glass epoxy 3 is transparent glass, and transmittance is stronger, and sunlight is through glass
3 direct projection of steel plate enters in collecting plate 10, and inert gas is filled between the double glazing steel plate 3, and glass epoxy 3 is high temperature resistant,
The material that toughness is higher and thermal conductivity is very low can not only increase service life, but also can increase heat transfer amount, the thermal-insulated frame
2 lower part of body is equipped with Dual-layer insulation board 4, is equipped with insulating glass wool 40 between the Dual-layer insulation board 4, can increase heat insulation effect.
In the present embodiment, preferably, the heat inlet tube 12 and heat outlet pipe 13 connect with through-hole 20 respectively
It meets place to be tightly connected by sealing ring, to reduce heat loss.
In the present embodiment, preferably, the absorber 11 is red copper material, heat absorption effect is more preferable, mentions
Highly endothermic efficiency.
In the present embodiment, preferably, the collecting plate 10 is arranged towards direction of illumination, and in 10 outer wall of collecting plate
Aluminium nitrogen selectivity absorber coatings are coated with, increase heat absorption efficiency is higher, and stability is good.
In the present embodiment, preferably, the thermal insulation material 21 is EPS thermal insulation material, heat insulation effect is more preferable, together
When, there is heat insulation.
In the present embodiment, preferably, the collecting plate 10 is aluminum material, mitigate construction weight.
In the present embodiment, preferably, the absorber 11 and collecting plate 10 weld, so that absorber 11 and thermal-arrest
The contact of plate 10 is more abundant, improves heat absorption efficiency.
In the present embodiment, preferably, the collecting plate 10 is with a thickness of 1-3mm, to increase heat absorption efficiency.
In the present embodiment, preferably, being formed between heat-insulated framework 2 and double glazing steel plate 3 and Dual-layer insulation board 4 another
One seal cavity, the heat-insulated framework 2 respectively the junction between double glazing steel plate 3 and Dual-layer insulation board 4 be equipped with it is close
Sealing reduces the heat loss of heat-insulated 2 inner sealing cavity of framework.
In the present embodiment, preferably, the minimum range between the double glazing steel plate 3 and absorber plate is 20-
25mm increases heat absorption efficiency.
The above content is only the better embodiment of the utility model, for those of ordinary skill in the art, according to this
The thought of utility model, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be understood
For limitations of the present invention.
Claims (10)
1. a kind of high efficiency flat-plate solar collector, which is characterized in that it includes heat-insulated framework and is arranged in thermal-insulated frame body
Thermal-arrest framework, thermal-arrest framework top be equipped with collecting plate, thermal-arrest framework lower part be equipped with heat insulating board, the thermal-arrest
Framework, collecting plate and heat insulating board surround a seal cavity, are equipped with absorber in the seal cavity, the absorber includes
Several concentric tubes, the adjacent concentric tube connection, the absorber side has been respectively communicated with heat inlet tube and heat goes out
Mouthful pipe, the heat inlet tube and heat outlet pipe by being separately positioned on the through-hole of thermal-arrest framework and thermal-insulated frame body side surface, and
Extend outside thermal-insulated frame body out, the heat-insulated framework is hollow structure, fills thermal insulation material, heat-insulated framework in the thermal-insulated frame body
Top is equipped with double glazing steel plate, and inert gas is filled between the double glazing steel plate, and the heat-insulated framework lower part is equipped with double
Layer insulation board, insulating glass wool is equipped between the Dual-layer insulation board.
2. a kind of high efficiency flat-plate solar collector according to claim 1, which is characterized in that the heat entrance
Pipe and heat outlet pipe are tightly connected with through-hole junction by sealing ring respectively.
3. a kind of high efficiency flat-plate solar collector according to claim 1, which is characterized in that the absorber is
Red copper material.
4. a kind of high efficiency flat-plate solar collector according to claim 1, which is characterized in that the collecting plate court
It is arranged to direction of illumination, and is coated with aluminium nitrogen selectivity absorber coatings in collecting plate outer wall.
5. a kind of high efficiency flat-plate solar collector according to claim 1, which is characterized in that the thermal insulation material
For EPS thermal insulation material.
6. a kind of high efficiency flat-plate solar collector according to claim 1 or 4, which is characterized in that the thermal-arrest
Plate is aluminum material.
7. a kind of high efficiency flat-plate solar collector according to claim 1 or 3, which is characterized in that the heat absorption
Body and collecting plate weld.
8. a kind of high efficiency flat-plate solar collector according to claim 1, which is characterized in that the thermal-arrest plate thickness
Degree is 1-3mm.
9. a kind of high efficiency flat-plate solar collector according to claim 1, which is characterized in that the heat-insulated framework
The junction between double glazing steel plate and Dual-layer insulation board is equipped with sealant respectively.
10. a kind of high efficiency flat-plate solar collector according to claim 1, which is characterized in that the double-deck glass
Minimum range between glass steel plate and absorber plate is 20-25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821472356.5U CN209181293U (en) | 2018-09-10 | 2018-09-10 | A kind of high efficiency flat-plate solar collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821472356.5U CN209181293U (en) | 2018-09-10 | 2018-09-10 | A kind of high efficiency flat-plate solar collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209181293U true CN209181293U (en) | 2019-07-30 |
Family
ID=67359668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821472356.5U Expired - Fee Related CN209181293U (en) | 2018-09-10 | 2018-09-10 | A kind of high efficiency flat-plate solar collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209181293U (en) |
-
2018
- 2018-09-10 CN CN201821472356.5U patent/CN209181293U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 Termination date: 20210910 |