CN108413618A - A kind of solar thermal collector and solar water heater of homogeneous heating - Google Patents
A kind of solar thermal collector and solar water heater of homogeneous heating Download PDFInfo
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- CN108413618A CN108413618A CN201810181668.9A CN201810181668A CN108413618A CN 108413618 A CN108413618 A CN 108413618A CN 201810181668 A CN201810181668 A CN 201810181668A CN 108413618 A CN108413618 A CN 108413618A
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- air
- pipe
- solar
- metal tube
- vacuum heat
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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
Abstract
The invention discloses a kind of solar thermal collectors of homogeneous heating, the solar thermal collector includes frame and the solar vacuum heat-collecting pipe of more side by side parallel being arranged in frame arrangement, the frame includes the side plate of top plate and bottom plate and both sides, in the top plate jack for across the solar vacuum heat-collecting pipe corresponding with being provided on bottom plate, it is provided in each described jack and the matched sleeve gasket of the solar vacuum heat-collecting pipe.
Description
Technical field
The present invention relates to field of solar energy, and in particular to a kind of solar thermal collector and solar water of homogeneous heating
Device.
Background technology
Since oil price is unstable and the limitation etc. of climate change agreement, the importance of new regenerative resource become larger.It can be again
The raw energy includes solar heat, sunlight, biomass energy, wind-force, small power station, underground heat, ocean energy and waste energy etc., and new energy
Source includes fuel cell, liquefaction coal, gasification coal and Hydrogen Energy.Problem is sent out from new regenerative resource, particularly sunlight
The cost of electricity is not up to the power grid par for the cost for being equal to traditional thermal power generation using fossil fuel.But with technology
Progress is persistently reduced from the solar thermal power generation of the solar thermal power generation in new regenerative resource in cost of electricity-generating, and
Generating efficiency is being gradually increased.
Solar energy is converted into thermal energy and relies primarily on heat collector.At present solar thermal collector mainly have vacuum tube collector,
Three kinds of heat pipe collector and vacuum flat plate collector.
The solar thermal collector of existing domestic solar water heater, during flowing in evacuated collector tube by water
Heat is absorbed, since evacuated collector tube is cylindrical-shaped structure, the solar energy irradiation in each face is uneven, therefore, causes at it
The uneven heating of the medium water of interior flowing is even, causes finally storage uneven to the coolant-temperature gage in boiler, there are portion temperatures
Therefore inadequate relatively cold water be easy to cause hot water temperature and does not reach requirement, and in winter, environment temperature is relatively low, general in the north
All over environment temperature in subzero, since the evacuated collector tube of solar thermal collector is arranged at outdoor, then vacuum heat-collecting tube capacity
Easy bursting by freezing causes flow to lose and becomes ice, is further exacerbated by bursting by freezing, causes vicious circle, therefore, existing solar thermal collector
There are the risk of bursting by freezing, safety is relatively low.
Invention content
The purpose of the present invention is that be lacked to solve the non-uniform technology of evacuated collector tube thermal-arrest of solar thermal collector
It falls into, a kind of solar thermal collector and solar water heater of homogeneous heating is provided, it is growing to fine life to meet people
Expectation living.
To achieve the above object, the present invention provides following technical schemes：
A kind of solar thermal collector of homogeneous heating provided by the invention, which is characterized in that the solar thermal collector packet
Include frame and be arranged in the frame more side by side parallel arrangement solar vacuum heat-collecting pipe, the frame include top
Plate, bottom plate and the side plate of both sides, it is corresponding with being provided on bottom plate for across described solar energy evacuated in the top plate
The jack of thermal-collecting tube is provided with and the matched sleeve gasket of the solar vacuum heat-collecting pipe in each described jack；
The each solar vacuum heat-collecting pipe includes outer glass pipe and inner metal tube, the solar energy vacuum heat collecting
The cross section of pipe is " D " shape, and the outer glass pipe is coated on the outside of the inner metal tube, the outer glass in the form of half cladding
Pipe does not coat the in the shade side one side of the inner metal tube, and the in the shade side one side of the inner metal tube is planar shaped, in the outer glass
Vacuum interlayer is formed between glass pipe and the inner metal tube of its cladding, the both ends sealing of the outer glass pipe is welded in described
On the both ends side wall of metal tube, the entrance of each solar vacuum heat-collecting pipe is located at lower end, and outlet is located at upper end；
Be provided at least two ∩ type inner groovies in the plane of the in the shade side of each inner metal tube, it is described at least
Two ∩ type inner groovies are mutually arranged, and a corresponding ∩ type air is respectively arranged in ∩ types inner groovy described in each
Branch pipe is provided with multiple axis along the air branch pipe in the side towards the inner groovy of each air branch pipe
The air hole for the non-spaced set that line direction extends, the spacing between multiple air holes is along the air
The axis direction of branch pipe first becomes smaller to become larger afterwards, be provided in the inner groovy it is multiple respectively with air jet orifices phase described in each
An air nozzle is inserted into corresponding air hole respectively in each air hole air corresponding with described in its hole,
Described air nozzle one end connects the air in the air branch pipe, and the other end is inserted into the inner metal tube, and positioned at described
One end outlet edge in inner metal tube is set as fold shape edge；
The each ∩ types air branch pipe includes the two legs Bu " ∣ of lower end " and curved portion " ⌒ " positioned at upper end,
It is provided with baffle in the middle part of the curved portion " ⌒ " of upper end, its internal closing is separated, two legs Bu " ∣ " it is air intake, point
Not Lian Jie air main pipe, the air main pipe is arranged in the lower part of the frame, and the extending direction of the air main pipe with it is every
The extending direction of a piece solar vacuum heat-collecting pipe is perpendicular, is filled by fixed in the rear side of each air branch pipe
It sets and linear slot type speculum is installed, each air branch pipe is located at the focal position of the linear slot type speculum；
Having heaters is set in the import of the air main pipe, cold air enters after becoming hot-air by the heater
The air main pipe, and distribute to each air branch pipe along the air main pipe；
Further include controller, the controller can control the start and stop of the heater, in each air branch pipe
It is inside provided with temperature sensor one, is additionally provided in the corresponding linear slot type mirror edge of each air branch pipe photosensitive
Device, the controller is electrically connected the temperature sensor one and the photoreceptor, when the photoreceptor that controller receives has
Signal, and when the temperature value of temperature sensor one is more than preset temperature value, the controller controls the heater and closes, and works as institute
State controller do not receive the photoreceptor signal or temperature sensor one temperature value be less than the preset temperature value when,
The controller controls the heater starting.
Preferably, the heater is electric heater, and electric heating wire is arranged in the electric heater.
Preferably, further include the temperature sensor two being arranged in the inner metal tube, the temperature sensor two and institute
State controller electrical connection.
Preferably, the air nozzle is decrement nozzle, and the cross-sectional area for being located at one end in the air branch pipe is big
Cross-sectional area in one end in the inner metal tube.
Preferably, the solar thermal collector is for further including cold water storage cistern, boiler and branch in solar water heater
Frame, on the bracket, the cold water storage cistern is located at the lower end of the holder, the heat for the frame setting of the solar thermal collector
Water tank is located at the upper end of the holder, and the entrance of the solar vacuum heat-collecting pipe of the solar thermal collector connects the cold water
The outlet of case, the solar vacuum heat-collecting pipe connects the boiler.
Advantageous effect is：
(1) the in the shade side of the inner metal tube of each solar vacuum heat-collecting pipe is provided with air branch pipe so that
Hot-air after heating is injected directly into the inner metal tube, and heating and flow-disturbing are carried out to the medium water in it so that
Medium water in it is uniformly mixed, and the temperature for carrying on the back positive side and day side is uniform, meanwhile, hot-air can be directly mixed with medium water
It closes, directly water is heated, improves its efficiency of heating surface；
(2) outlet edge of each air branch pipe is provided with fold shape outer edge, on the one hand, by the way that fold is arranged
Shape outer edge so that when medium water flows through the fold shape outer edge, can fold shape outer edge be set by flow-disturbing, on the other hand,
When hot-air is sprayed via the outlet, it is easily formed bubble, improves its bubbling type, and the flow-disturbing of bubble shape air is with obvious effects,
Its efficiency of heating surface can be further increased.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the solar thermal collector of the present invention；
Fig. 2 is the structural schematic diagram of any solar vacuum heat-collecting pipe of the present invention；
Fig. 3 is the in the shade face structural schematic diagram of any solar vacuum heat-collecting pipe of the present invention；
Fig. 4 is the schematic cross-section of any solar vacuum heat-collecting pipe of the present invention；
Fig. 5 is the air main pipe of the present invention and the structural schematic diagram of air branch pipe.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Shown in Fig. 1-Fig. 5, a kind of solar thermal collector of homogeneous heating provided by the invention, which is characterized in that institute
It includes frame 1 and the solar energy evacuated collection of more side by side parallel being arranged in the frame 1 arrangement to state solar thermal collector
Heat pipe 2, the frame 1 include the side plate 5 of top plate 3, bottom plate 4 and both sides, are provided on the top plate 3 and bottom plate 4 opposite
That answers is used for the jack 6 across the solar vacuum heat-collecting pipe 2, is provided in each described jack 6 and the sun
It can 2 matched sleeve gasket (not shown) of evacuated collector tube；
The each solar vacuum heat-collecting pipe 2 includes outer glass pipe 7 and inner metal tube 8, described solar energy evacuated
The cross section of thermal-collecting tube 2 is " D " shape, and the outer glass pipe 7 is coated on the outside of the inner metal tube 8, institute in the form of half cladding
The in the shade side one side that outer glass pipe 7 does not coat the inner metal tube 8 is stated, the in the shade side one side of the inner metal tube 8 is planar shaped,
Vacuum interlayer 9 is formed between the outer glass pipe 7 and the inner metal tube of its cladding 8, the both ends of the outer glass pipe 7 are molten
Soldering and sealing is connected on the both ends side wall of the inner metal tube 8, and the entrance of each solar vacuum heat-collecting pipe 2 is located at lower end,
Outlet is located at upper end；
At least two ∩ types inner groovies 10 are provided in the plane of the in the shade side of each inner metal tube 8, it is described
At least two ∩ types inner groovies 10 are mutually arranged, be respectively arranged in ∩ types inner groovy 10 described in each one it is corresponding
∩ types air branch pipe 11 is provided with multiple along described in the side towards the inner groovy of each air branch pipe 11
The air hole 12 for the non-spaced set that the axis direction of air branch pipe 11 extends, between multiple air holes 12 between
First become smaller away from the axis direction along the inner metal tube and become larger afterwards, be provided in the inner groovy 10 it is multiple respectively with
Each 12 corresponding air hole (not shown) of the air hole, described in each described air hole 12 and its
An air nozzle (not shown) is inserted into corresponding air hole respectively, described air nozzle one end connects the air branch pipe 11
Interior air, the other end are inserted into the inner metal tube 8, and one end outlet edge in the inner metal tube is set as pleat
Shape of wrinkling edge；
The each ∩ types air branch pipe 11 includes the two legs Bu " ∣ of lower end " and curved portion positioned at upper end
" ⌒ " is provided with baffle 13 in the middle part of the curved portion " ⌒ " of upper end, its internal closing is separated, two legs Bu " ∣ " it is air
Entrance, is separately connected air main pipe 14, and the air main pipe 14 is arranged in the lower part of the frame 1, and the air main pipe 14
Extending direction and each solar vacuum heat-collecting pipe 2 extending direction it is perpendicular, in each air branch pipe
11 rear side is equipped with linear slot type speculum (not shown) by fixing device, and each air branch pipe 11 is located at
The focal position of the linear slot type speculum；
Having heaters 15 is set in the import of the air main pipe 14, after cold air becomes hot-air by the heater
The each air branch pipe is distributed into the air main pipe, and along the air main pipe；
Further include controller, the controller can control the start and stop of the heater, in each air branch pipe
It is inside provided with temperature sensor one, is additionally provided in the corresponding linear slot type mirror edge of each air branch pipe photosensitive
Device, the controller is electrically connected the temperature sensor one and the photoreceptor, when the photoreceptor that controller receives has
Signal, and when the temperature value of temperature sensor one is more than preset temperature value, the controller controls the heater and closes, and works as institute
State controller do not receive the photoreceptor signal or temperature sensor one temperature value be less than the preset temperature value when,
The controller controls the heater starting.
Preferably, the heater is electric heater, and electric heating wire is arranged in the electric heater.
Preferably, further include the temperature sensor two being arranged in the inner metal tube, the temperature sensor two and institute
State controller electrical connection.
Preferably, the air nozzle is decrement nozzle, and the cross-sectional area for being located at one end in the air branch pipe is big
Cross-sectional area in one end in the inner metal tube.
Preferably, the solar thermal collector is for further including cold water storage cistern, boiler and branch in solar water heater
Frame, on the bracket, the cold water storage cistern is located at the lower end of the holder, the heat for the frame setting of the solar thermal collector
Water tank is located at the upper end of the holder, and the entrance of the solar vacuum heat-collecting pipe of the solar thermal collector connects the cold water
The outlet of case, the solar vacuum heat-collecting pipe connects the boiler.
Advantageous effect is：
(1) the in the shade side of the inner metal tube of each solar vacuum heat-collecting pipe is provided with air branch pipe so that
Hot-air after heating is injected directly into the inner metal tube, and heating and flow-disturbing are carried out to the medium water in it so that
Medium water in it is uniformly mixed, and the temperature for carrying on the back positive side and day side is uniform, meanwhile, hot-air can be directly mixed with medium water
It closes, directly water is heated, improves its efficiency of heating surface；
(2) outlet edge of each air branch pipe is provided with fold shape outer edge, on the one hand, by the way that fold is arranged
Shape outer edge so that when medium water flows through the fold shape outer edge, can fold shape outer edge be set by flow-disturbing, on the other hand,
When hot-air is sprayed via the outlet, it is easily formed bubble, improves its bubbling type, and the flow-disturbing of bubble shape air is with obvious effects,
Its efficiency of heating surface can be further increased.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (5)
1. a kind of solar thermal collector of homogeneous heating, which is characterized in that the solar thermal collector includes frame and setting
The solar vacuum heat-collecting pipe of more side by side parallel arrangement in the frame, the frame includes top plate and bottom plate and two
The side plate of side, the top plate it is corresponding with being provided on bottom plate for across the solar vacuum heat-collecting pipe jack,
It is provided in each described jack and the matched sleeve gasket of the solar vacuum heat-collecting pipe；
The each solar vacuum heat-collecting pipe includes outer glass pipe and inner metal tube, the solar vacuum heat-collecting pipe
Cross section is " D " shape, and the outer glass pipe is coated on the outside of the inner metal tube in the form of half cladding, and the outer glass pipe is not
The in the shade side one side of the inner metal tube is coated, the in the shade side one side of the inner metal tube is planar shaped, in the outer glass pipe
Vacuum interlayer is formed between the inner metal tube of cladding described in its, the both ends sealing of the outer glass pipe is welded on the interior metal
On the both ends side wall of pipe, the entrance of each solar vacuum heat-collecting pipe is located at lower end, and outlet is located at upper end；
It is provided at least two ∩ type inner groovies in the plane of the in the shade side of each inner metal tube, described at least two
∩ type inner groovies are mutually arranged, and a corresponding ∩ type air branch is respectively arranged in ∩ types inner groovy described in each
Pipe, multiple axis along the air branch pipe are provided in the side towards the inner groovy of each air branch pipe
The air hole for the non-spaced set that direction extends, the spacing between multiple air holes is along the air branch
The axis direction of pipe first becomes smaller to become larger afterwards, is provided in the inner groovy multiple opposite with air jet orifices described in each respectively
An air nozzle, institute are inserted into the air hole answered respectively in each air hole air corresponding with described in its hole
It states air nozzle one end and connects air in the air branch pipe, the other end is inserted into the inner metal tube, and in described
One end outlet edge in metal tube is set as fold shape edge；
The each ∩ types air branch pipe includes the two legs Bu " ∣ of lower end " and curved portion " ⌒ " positioned at upper end, upper end
Curved portion " ⌒ " in the middle part of be provided with baffle, its internal closing is separated, two legs Bu " ∣ " be air intake, connect respectively
Air main pipe is connect, the air main pipe is arranged in the lower part of the frame, and the extending direction of the air main pipe and each
The extending direction of the solar vacuum heat-collecting pipe is perpendicular, is pacified by fixing device in the rear side of each air branch pipe
Equipped with linear slot type speculum, each air branch pipe is located at the focal position of the linear slot type speculum；
Having heaters is set in the import of the air main pipe, cold air becomes entering after hot-air described by the heater
Air main pipe, and distribute to each air branch pipe along the air main pipe；
Further include controller, the controller can control the start and stop of the heater, be set in each air branch pipe
It is equipped with temperature sensor one, photoreceptor is additionally provided in the corresponding linear slot type mirror edge of each air branch pipe,
The controller is electrically connected the temperature sensor one and the photoreceptor, when the photoreceptor that controller receives has letter
Number, and when the temperature value of temperature sensor one is more than preset temperature value, the controller controls the heater and closes, when described
When the temperature value for the signal or temperature sensor one that controller does not receive the photoreceptor is less than the preset temperature value, institute
It states controller and controls the heater starting.
2. the solar thermal collector of homogeneous heating according to claim 1, the heater is electric heater, and the electricity adds
Electric heating wire is set in hot device.
3. the solar thermal collector of homogeneous heating according to claim 1 further includes being arranged in the inner metal tube
Temperature sensor two, the temperature sensor two are electrically connected with the controller.
4. the solar thermal collector of homogeneous heating according to claim 1, the air nozzle is decrement nozzle, is located at
The cross-sectional area of one end in the air branch pipe is more than the cross-sectional area of the one end being located in the inner metal tube.
5. a kind of solar water heater comprising according to the solar energy heating of claim 1-4 any one of them homogeneous heatings
Device, further includes cold water storage cistern, boiler and holder, and the frame setting of the solar thermal collector is on the bracket, described cold
Water tank is located at the lower end of the holder, and the boiler is located at the upper end of the holder, the solar energy of the solar thermal collector
The entrance of evacuated collector tube connects the cold water storage cistern, and the outlet of the solar vacuum heat-collecting pipe connects the boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810181668.9A CN108413618B (en) | 2018-03-06 | 2018-03-06 | A kind of solar thermal collector and solar water heater of homogeneous heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810181668.9A CN108413618B (en) | 2018-03-06 | 2018-03-06 | A kind of solar thermal collector and solar water heater of homogeneous heating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108413618A true CN108413618A (en) | 2018-08-17 |
| CN108413618B CN108413618B (en) | 2019-07-09 |
Family
ID=63129770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810181668.9A Expired - Fee Related CN108413618B (en) | 2018-03-06 | 2018-03-06 | A kind of solar thermal collector and solar water heater of homogeneous heating |
Country Status (1)
| Country | Link |
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| CN (1) | CN108413618B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6026245A (en) * | 1983-07-21 | 1985-02-09 | Nepon Kk | Solar heat collector |
| DE19925531A1 (en) * | 1999-06-04 | 2000-12-07 | Inst Luft Kaeltetech Gem Gmbh | Thermal solar collector has glass tubes joined at top and bottom by distributor and liquid component collector respectively, further inlet and outlet openings for gaseous components |
| CN201652889U (en) * | 2009-11-28 | 2010-11-24 | 苗东升 | Combined type solar vacuum heat-collecting tube |
| CN203258913U (en) * | 2013-04-11 | 2013-10-30 | 蚌埠市智峰科技有限公司 | Solar heat collection panel structure |
| CN104350337A (en) * | 2012-05-03 | 2015-02-11 | 安益鲁 | Solar collector and heat collecting system comprising same |
| CN104713254A (en) * | 2013-12-16 | 2015-06-17 | 南京化工职业技术学院 | Spiral flow hot water air heating water tank |
| CN204612193U (en) * | 2015-04-15 | 2015-09-02 | 伯恩太阳能科技有限公司 | A kind of heat collector |
| CN106918148A (en) * | 2015-12-24 | 2017-07-04 | 南京科技职业学院 | Straight-through vacuum tube air circulation water heater |
-
2018
- 2018-03-06 CN CN201810181668.9A patent/CN108413618B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6026245A (en) * | 1983-07-21 | 1985-02-09 | Nepon Kk | Solar heat collector |
| DE19925531A1 (en) * | 1999-06-04 | 2000-12-07 | Inst Luft Kaeltetech Gem Gmbh | Thermal solar collector has glass tubes joined at top and bottom by distributor and liquid component collector respectively, further inlet and outlet openings for gaseous components |
| CN201652889U (en) * | 2009-11-28 | 2010-11-24 | 苗东升 | Combined type solar vacuum heat-collecting tube |
| CN104350337A (en) * | 2012-05-03 | 2015-02-11 | 安益鲁 | Solar collector and heat collecting system comprising same |
| CN203258913U (en) * | 2013-04-11 | 2013-10-30 | 蚌埠市智峰科技有限公司 | Solar heat collection panel structure |
| CN104713254A (en) * | 2013-12-16 | 2015-06-17 | 南京化工职业技术学院 | Spiral flow hot water air heating water tank |
| CN204612193U (en) * | 2015-04-15 | 2015-09-02 | 伯恩太阳能科技有限公司 | A kind of heat collector |
| CN106918148A (en) * | 2015-12-24 | 2017-07-04 | 南京科技职业学院 | Straight-through vacuum tube air circulation water heater |
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| Publication number | Publication date |
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| CN108413618B (en) | 2019-07-09 |
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Effective date of registration: 20190612 Address after: 233000 No. 32, 33-38, 5-2 buildings of Jinsanli Agricultural and Trade Market, Bengbu City, Anhui Province Applicant after: Anhui Renren Group Co.,Ltd. Address before: 450012 No. 81 Nanyang Road, Jinshui District, Zhengzhou City, Henan Province Applicant before: Li Chunhua |
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Granted publication date: 20190709 |