CN205980387U - Compound parabolic light collecting solar heat collection device of curved surface type that gradually bursts at seams - Google Patents
Compound parabolic light collecting solar heat collection device of curved surface type that gradually bursts at seams Download PDFInfo
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- CN205980387U CN205980387U CN201620416064.4U CN201620416064U CN205980387U CN 205980387 U CN205980387 U CN 205980387U CN 201620416064 U CN201620416064 U CN 201620416064U CN 205980387 U CN205980387 U CN 205980387U
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- solar 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
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Abstract
The utility model discloses a compound parabolic light collecting solar heat collection device of curved surface type that gradually bursts at seams, including collector module and spotlight reflection module, be equipped with endothermic coating on this collector module, this spotlight reflection module is including the compound thing face mould piece of throwing of module and a plurality of that gradually bursts at the seams, be equipped with the light incidence mouth in the module that should gradually burst at the seams, be equipped with in the module that gradually bursts at the seams with the communicating condensing chamber of light incidence mouth, be equipped with the caustic surface that is the face structure that gradually bursts at the seams in this condensing chamber, the base circle position of this caustic surface is equipped with the base that is used for fixed collector module, collector module installs on this base, be equipped with light entry and light export on this complex throwing thing face mould piece, be equipped with in the compound throwing thing face mould piece and export communicating second cavity with light entry and light, be equipped with the plane of reflection that is parabolic structure in this reflection is strong, this light export communicates with each other with the light incidence mouth. The utility model discloses need not to trail sun focal spot and change, can realize receiving solar wide angle, can realize flexible regulation, the spotlight multiplying power that can adjust heating device as required, low cost, easy to maintain.
Description
Technical field
This utility model is related to heat collector, especially relates to composite parabolic-involute surface type concentrating solar
Heat collector.
Background technology
Solar energy stove as one of solar energy heat utilization mode, very early by people's development and utilization.At present, too
Positive stove can be divided into box-type solar collector, flat solar cooker, light concentration type solar cooker etc..Box-type solar collector typically directly table in case
Face spary blacking simultaneously adopts insulating in casing surrounding and bottom, and structure is relatively simple, but, box-type solar collector
The temperature inside the box is relatively low, limits its popularization and application;Flat solar cooker is the casing knot using heat collector and box-type solar collector
Collectively form, its temperature inside the box up to more than 100 DEG C, but, flat solar cooker still suffers from high cost and range of application
Limited shortcoming;And light concentration type solar cooker is by the solar light focusing of larger area to the absorber of small area, reach heating
Purpose.
Parabolic concentrator solar cooker, as one kind of light concentration type solar cooker, is widely used.But, parabola gathers
Light solar cooker exists needs, because of focal spot change, the shortcoming constantly moving solar cooker.At present, some concentrating solar cookers are equipped with too
Positive autotracking unit, but, these concentrating solar cookers have high cost and are difficult to the problems such as safeguard.
For this reason, in order to promote the application of solar thermal collector it is necessary to study the solar energy collection of a kind of low cost, easy care
Hot device.
Utility model content
The purpose of this utility model is to provide a kind of low cost, easy care, need not follow the tracks of the sun that sun focal spot changes
Can heat collector.
To achieve these goals, this utility model adopts the following technical scheme that:
Composite parabolic-involute surface type concentrating solar heat collector, particularly, including heat collecting module and optically focused
Reflecting module;This heat collecting module is provided with heat absorbing coating;This light gathering reflector module includes involute module and several compound throwings
Object plane module;This involute module is provided with light entrance port;It is provided with the optically focused communicating with light entrance port in involute module
Chamber, this optically focused intracavity is provided with the caustic surface in involute face structure;The base circle position of this caustic surface is provided with for fixed set hot-die
The pedestal of block;Heat collecting module is installed on the base;This composite parabolic module is provided with light entrance and light outlet;Compound
It is provided with, in parabola module, the second chamber communicating with light entrance and light outlet, in this second chamber, be provided with the knot in parabola
The reflecting surface of structure;This light outlet is communicated with light entrance port.
Principle of the present utility model is as follows:
Heat collecting module internal memory is placed with the working medium such as water, oil, food or air.Composite parabolic module upper and lower opening, shape respectively
Become to have light entrance and light outlet.Light enters in second chamber through light entrance, configured reflection in second chamber
After the reflection of face, some light directly falls on the heat collecting module of pedestal, and the heat absorbing coating through heat collecting module absorbs, by luminous energy
Be converted to heat energy, thus heating the working medium in heat collecting module.The light entrance port through involute module for another part light enters
Optically focused intracavity, after the configured caustic surface reflection in optically focused intracavity, light reflexes on heat collecting module, the heat absorption through heat collecting module
Coating absorbs thus heating the working medium in heat collecting module.
Heat collecting module can be the object that glass tubing, metal tube, kettle or pot etc. can deposit working medium.Operator can basis
Actually used demand chooses the applicable object of heat collecting module.And the heat absorbing coating being coated on heat collecting module can be pitch-dark, black
Chromium or coating for selective absorption, to ensure the photo-thermal conversion efficiency of heat absorbing coating.
Snoot and composite parabolic module can be spliced successively by several reflecting mirrors, the minute surface of several reflecting mirrors
Splice the caustic surface constituting this heat collector and reflecting surface successively.Snoot and composite parabolic module can also by glass,
Merlon or polymethyl methacrylate are constituted, and the outside Pasting of snoot and composite parabolic module has aluminium film, silver
Film or mylar, thus constitute caustic surface and reflecting surface.
The quantity of composite parabolic module can be N number of, N >=1.Along light incident direction, several compound parabolic face moulds
Block joins end to end, and the light outlet of arbitrary composite parabolic module is connected with the light entrance of adjacent composite parabolic module.
The quantity of composite parabolic module is multiple, i.e. N>When 1, composite parabolic module can pass through telescopic adjustment, realizes this collection hot charging
The concentration magnification put is adjusted.Telescopic adjustment can be that longitudinally adjust, lateral adjustments or circumference are adjusted.
Light gathering reflector module can be the design of one-dimensional focusing formula or the design of two-dimension focusing formula.If light gathering reflector mould
Block is the design of one-dimensional focusing formula, and involute module, composite parabolic module and heat collecting module can be list structure and parallel set
Put, light still can reflected face and caustic surface reflection, refraction after, reach heat collecting module surface, absorbed by heat absorbing coating, by light
Heat energy can be converted to;If light gathering reflector module is the design of two-dimension focusing formula, involute module can be cover body structure, light entrance port
It is arranged on the top of involute module, and the tube structure that composite parabolic module can enclose for upper and lower opening, surrounding, light enters
Mouthful, light outlet be separately positioned on the top of composite parabolic module, bottom, light equally can reflected face and caustic surface anti-
After penetrating, reflecting, reach the surface of heat collecting module, absorbed by heat absorbing coating, convert light energy into heat energy.
This utility model need not follow the tracks of the change of sun focal spot, can achieve that the Radix Rumiciss to the sun receive, and due to its acceptance angle
Degree is wide, and corresponding use time is longer than traditional concentrating solar cooker;Meanwhile, this heat collector can achieve telescopic adjustment, can root
According to needing to adjust the concentration magnification of heat collector, do not limited by geographical position and season during use, and can be according to different ground
Reason position and season carry out suitable regulation;With low cost it is easy to safeguard, no additionally movable part and autotracking unit.
Brief description
Fig. 1 is the schematic diagram of heat collector in this utility model embodiment 3;
Fig. 2 is pathway figure in heat collector for the light beam in this utility model embodiment 3;
Fig. 3 is the schematic diagram of heat collector in this utility model embodiment 4;
Fig. 4 is pathway figure in heat collector for the light beam in this utility model embodiment 4;
Fig. 5 is the schematic diagram of heat collector in this utility model embodiment 5;
Fig. 6 is the schematic diagram of heat collector contraction state in this utility model embodiment 5;
Fig. 7 is the schematic diagram of heat collector in this utility model embodiment 6;
Fig. 8 is the schematic diagram of heat collector contraction state in this utility model embodiment 6.
Description of reference numerals:1- heat collecting module;2- involute module;3- composite parabolic module;4- light entrance port;5-
Laser pump cavity;6- caustic surface;7- heat collecting module support;8- light entrance;9- light outlet;10- second chamber;11- reflecting surface;
12- snap ring;13- telescoping shoring column;14- the first composite parabolic module;15- the second composite parabolic module;16- one-level is combined
Parabola module;Bis- grades of composite parabolic modules of 17-;18- three-level composite parabolic module;19- reflecting optics;20- circumference rail
Road.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is further described.
Embodiment 1:
In the present embodiment 1, heat collector includes heat collecting module 1 and light gathering reflector module.The surface-coated of this heat collecting module 1
There is heat absorbing coating.This light gathering reflector module is the design of one-dimensional focusing formula, and it is multiple that light gathering reflector module includes involute module 2 and 1
Close parabola module 3.
Involute module 2 is overall list structure, and involute module 2 is made up of glass, and the top of involute module 2 is provided with
Light entrance port 4.It is provided with the laser pump cavity 5 communicating with light entrance port 4 in involute module 2.Be provided with this laser pump cavity 5 is in gradually to open
The caustic surface 6 of line-surface structure, the outside of this caustic surface 6 is pasted with the aluminium film for reflection light.The base circle position of caustic surface 6 sets
There is heat collecting module support 7.Heat collecting module 1 is arranged on as on the heat collecting module support 7 of pedestal, relative with involute module 2 solid
Fixed.
Composite parabolic module 3 is overall list structure and is be arranged in parallel with involute module 2, composite parabolic module 3
It is made up of glass, composite parabolic module 3 upper and lower opening, be respectively equipped with light entrance 8 and light outlet 9.Compound parabolic face mould
It is provided with the second chamber 10 communicating with light entrance 8 and light outlet 9, this reflection is interior by force to be provided with paraboloid structure in block 3
Reflecting surface 11, the outside of reflecting surface 11 is pasted with the aluminium film for reflection light.Light outlet 9 is communicated with light entrance port 4.
Heat collecting module 1 is list structure and be arranged in parallel with composite parabolic module 3, the surface-coated of heat collecting module 1 has
Heat absorbing coating.In the present embodiment 1, this heat absorbing coating is pitch-dark.Additionally, heat collecting module 1 be respectively arranged at two ends with working medium entrances and
Sender property outlet, working medium flows to sender property outlet by working medium entrances.In the present embodiment 1, working medium is water.
Light beam is incident in second chamber 10 from light entrance 8, and some light directly falls on heat collecting module 1, through thermal-arrest
The heat absorbing coating of module 1 absorbs, and converts light energy into heat energy, thus heating the working medium in heat collecting module 1.Another part light warp
The light entrance port 4 of involute module 2 enters in laser pump cavity 5, and after configured caustic surface 6 reflection in laser pump cavity 5, light is anti-
It is incident upon on heat collecting module 1, the heat absorbing coating through heat collecting module 1 absorbs thus heating the working medium in heat collecting module 1.
Embodiment 2:
The present embodiment 2 is with the difference of embodiment 1, and in the present embodiment 2, light gathering reflector module includes involute mould
Block 2 and 2 composite parabolic modules 3.2 composite parabolic modules 3 are put along perpendicular or close to perpendicular to light beam incident direction
Put, connected to telescoping shoring column 13 by snap ring 12 and drive 2 composite parabolic modules 3 to carry out horizontal stroke by telescoping shoring column 13
To regulation.The horizontal expansion distance of composite parabolic module 3 during use, according to actually used demand, can be adjusted, and use and terminate
Afterwards, composite parabolic module 3 can be drawn in so as to be in contraction state.Telescoping shoring column 13 can adopt existing conventional design,
Here repeat no more.
Embodiment 3:
The present embodiment 3 is with the difference of embodiment 1, as shown in Figure 1, 2, in the present embodiment 3, this light gathering reflector mould
Block is the design of two-dimension focusing formula, and light gathering reflector module includes involute module 2 and 1 composite parabolic module 3.
Involute module 2 is overall cover body structure, and involute module 2 is made up of Merlon, and light entrance port 4 is arranged on
The top of involute module 2.It is provided with the laser pump cavity 5 communicating with light entrance port 4 in involute module 2.It is provided with this laser pump cavity 5
In the caustic surface 6 of involute face structure, the outside of this caustic surface 6 is pasted with the silverskin of high reflectance.
Composite parabolic module 3 is overall tube structure, and composite parabolic module 3 is made up of polymethyl methacrylate,
Composite parabolic module 3 upper and lower opening, surrounding enclose, and the top of composite parabolic module 3 and bottom are respectively equipped with light entrance 8
With light outlet 9.It is provided with the second chamber 10 communicating with light entrance 8 and light outlet 9, this is anti-in composite parabolic module 3
Penetrate the interior reflecting surface 11 being provided with paraboloid structure by force, the outside of reflecting surface 11 is pasted with the mylar of high reflectance.Light
Outlet 9 is communicated with light entrance port 4.
In the present embodiment 3, working medium is oil, and heat collecting module 1 is the oil being coated with coating for selective absorption.Light beam enters from light
Mouth 8 is incident in second chamber 10, and some light directly falls on heat collecting module 1, and the heat absorbing coating through heat collecting module 1 absorbs,
Convert light energy into heat energy, thus heating the working medium in heat collecting module 1.The light through involute module 2 for another part light enters
Loophole 4 enters in laser pump cavity 5, and after configured caustic surface 6 reflection in laser pump cavity 5, light reflexes on heat collecting module 1, warp
The heat absorbing coating of heat collecting module 1 absorbs thus heating the working medium in heat collecting module 1.
Embodiment 4:
The present embodiment 4 is with the difference of embodiment 3, as shown in Figure 3,4, in the present embodiment 4, except involute module
Outside 2, light gathering reflector module also includes 2 composite parabolic modules 3, and the respectively first composite parabolic module 14 and second is compound
Parabola module 15.The light entrance 8 of the second composite parabolic module 15 and the light outlet 9 of the first composite parabolic module 14
It is connected, the light outlet 9 of the second composite parabolic module 15 is connected with the light entrance port 4 of involute module 2.
Light beam is incident to the second of the first composite parabolic module 14 from the light entrance 8 of the first composite parabolic module 14
In chamber 10, after being launched by reflecting surface 11, the light outlet 9 through the first composite parabolic module 14 enters the second composite parabolic
The light entrance 8 of module 15, and be incident in the second chamber 10 of the second composite parabolic module 15.Some light directly falls in
On heat collecting module 1, the heat absorbing coating through heat collecting module 1 absorbs, and converts light energy into heat energy, thus heating in heat collecting module 1
Working medium.Another part light through involute module 2 light entrance port 4 enter laser pump cavity 5 in, configured in laser pump cavity 5
After caustic surface 6 reflection, light reflexes on heat collecting module 1, and the heat absorbing coating through heat collecting module 1 absorbs thus heating heat collecting module
Working medium in 1.
Embodiment 5:
The present embodiment 5 is with the difference of embodiment 4, as shown in Figure 5,6, in the present embodiment 5, compound parabolic face mould
Block is separated into three parts, respectively 16, two grades of composite parabolic modules 17 and three of one-level composite parabolic module by overall structure
Level composite parabolic module 18.Along light beam incident direction, 16, two grades of composite parabolic module 17 and of one-level composite parabolic module
Three-level composite parabolic module 18 is arranged in order, and wherein, the light entrance 8 of two grades of composite parabolic modules 17 is combined with one-level to be thrown
The light outlet 9 of object plane module 16 is connected, light outlet 9 and the three-level composite parabolic module of two grades of composite parabolic modules 17
18 light entrance 8 is connected, light entrance port 4 phase of the light outlet 9 of three-level composite parabolic module 18 and involute module 2
Even.
16, two grades of composite parabolic modules 17 of one-level composite parabolic module and three-level composite parabolic module 18 pass through card
Ring 12 connects to telescoping shoring column 13 and drives 16, two grades of compound parabolic of one-level composite parabolic module by telescoping shoring column 13
Face mould block 17 and three-level composite parabolic module 18 carry out longitudinally adjust.During use, parabolic can be adjusted according to actually used demand
The bore in face, the light concentrating times required for selecting, and using after terminating, composite parabolic module 3 can be drawn in so as to be in receipts
Contracting state.
Embodiment 6:
The present embodiment 6 is with the difference of embodiment 3, as shown in Figure 7,8, in the present embodiment 6, compound parabolic face mould
Block 3 is the tube structure being made up of four reflecting optics 19, and four reflecting optics splice i.e. composition composite parabolic module 3 successively
The surface of emission.It is provided with circular orbit 20 corresponding with each reflecting optics 19, each reflecting optics are arranged on this circle in involute module 2
In all track 20 and can circumferentially track 20 guidance axis slip, carry out circumference regulation.During use, can be according to actually used need
Ask, adjust the area of paraboloidal effective reflective surface, the light concentrating times required for selecting, and after use terminates, can be by compound throwing
Object plane module 3 is drawn in so as to be in contraction state.It is pasted with aluminium film, with the reflected beams inside circular orbit 20.
Claims (10)
1. composite parabolic-involute surface type concentrating solar heat collector, is characterized in that:Including heat collecting module and optically focused
Reflecting module;Described heat collecting module is provided with heat absorbing coating;Described light gathering reflector module includes composite parabolic module and gradually opens
Wire module;Described involute module is provided with light entrance port;It is provided with described involute module and to communicate with light entrance port
First chamber, is provided with the caustic surface in involute face structure in described first chamber;The base circle position of described caustic surface is provided with use
Pedestal in fixing heat collecting module;Heat collecting module is arranged on described pedestal;Described composite parabolic module is provided with light and enters
Mouth and light outlet;It is provided with the second chamber communicating with light entrance and light outlet in described composite parabolic module, described
It is provided with the reflecting surface in paraboloid structure in second chamber;Described light outlet is communicated with light entrance port.
2. composite parabolic according to claim 1-involute surface type concentrating solar heat collector, its feature
It is:Described light gathering reflector module is the design of one-dimensional focusing formula;Described involute module, composite parabolic module and heat collecting module are equal
For list structure and be arranged in parallel.
3. composite parabolic according to claim 1-involute surface type concentrating solar heat collector, its feature
It is:Described light gathering reflector module is the design of two-dimension focusing formula;Described involute module is cover body structure, and described light entrance port sets
Put the top in involute module;The tube structure that described composite parabolic module is upper and lower opening, surrounding encloses, described light
Entrance, light outlet are separately positioned on the top of composite parabolic module, bottom.
4. composite parabolic according to claim 1-involute surface type concentrating solar heat collector, its feature
It is:The quantity of described composite parabolic module is N number of, N >=1.
5. composite parabolic according to claim 4-involute surface type concentrating solar heat collector, its feature
It is:The quantity of described composite parabolic module is N number of, N>1;N number of composite parabolic module pass through longitudinally adjust, lateral adjustments or
Circumference adjusts and realizes telescopic adjustment.
6. composite parabolic according to claim 1-involute surface type concentrating solar heat collector, its feature
It is:Described involute module and composite parabolic module are spliced successively by several reflecting mirrors;The mirror of several reflecting mirrors
Face is spliced to form caustic surface and reflecting surface successively.
7. composite parabolic according to claim 1-involute surface type concentrating solar heat collector, its feature
It is:Described involute module and composite parabolic module are made up of glass, Merlon or polymethyl methacrylate;Described poly-
The outside of light shield and composite parabolic module is pasted with aluminium film, silverskin or mylar, constitutes caustic surface and reflecting surface.
8. composite parabolic according to claim 1-involute surface type concentrating solar heat collector, its feature
It is:Described heat absorbing coating is coating for selective absorption.
9. composite parabolic according to claim 1-involute surface type concentrating solar heat collector, its feature
It is:Described heat collecting module is glass tubing, metal tube, kettle or pot.
10. composite parabolic according to claim 1-involute surface type concentrating solar heat collector, its feature
It is:Described heat collecting module internal memory is placed with water, oil, food or air.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620416064.4U CN205980387U (en) | 2016-05-09 | 2016-05-09 | Compound parabolic light collecting solar heat collection device of curved surface type that gradually bursts at seams |
Applications Claiming Priority (1)
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CN201620416064.4U CN205980387U (en) | 2016-05-09 | 2016-05-09 | Compound parabolic light collecting solar heat collection device of curved surface type that gradually bursts at seams |
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Publication Number | Publication Date |
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CN205980387U true CN205980387U (en) | 2017-02-22 |
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CN201620416064.4U Active CN205980387U (en) | 2016-05-09 | 2016-05-09 | Compound parabolic light collecting solar heat collection device of curved surface type that gradually bursts at seams |
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2016
- 2016-05-09 CN CN201620416064.4U patent/CN205980387U/en active Active
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