CN102294778A - Method for producing solar energy reflector and its structure - Google Patents

Method for producing solar energy reflector and its structure Download PDF

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Publication number
CN102294778A
CN102294778A CN2010102055833A CN201010205583A CN102294778A CN 102294778 A CN102294778 A CN 102294778A CN 2010102055833 A CN2010102055833 A CN 2010102055833A CN 201010205583 A CN201010205583 A CN 201010205583A CN 102294778 A CN102294778 A CN 102294778A
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CN
China
Prior art keywords
solar energy
unit reflector
reflection mirror
reflector
covered
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Pending
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CN2010102055833A
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Chinese (zh)
Inventor
刘克迅
谢世豪
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MAOJIE OPTOELECTRONIC CO Ltd
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MAOJIE OPTOELECTRONIC CO Ltd
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Priority to CN2010102055833A priority Critical patent/CN102294778A/en
Publication of CN102294778A publication Critical patent/CN102294778A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S23/82Arrangements for concentrating solar-rays for solar heat collectors with reflectors characterised by the material or the construction of the reflector
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

The invention relates to a method for producing a solar energy reflector and its structure, the invention is characterized in that a plurality of unit reflectors form a mirror face of the solar energy reflector, one side of unit reflector is provided with a film which is pasted on a precision die, the foaming materials filled in the unit reflector form the propulsion, so that the film can be pasted on the precision die due to the propulsion to form a precision minute surface radian of the reflector, and the solar energy reflector is formed by taking a casing as the support, the invention has the advantages of low cost and light weight, and is suitable for various solar energy reflectors, so that the usage scope is wider.

Description

The manufacture method of solar energy reflection mirror and structure thereof
Technical field
The present invention relates to a kind of structure and manufacture method of solar energy reflection mirror, is a kind of with low-cost production's high-quality, lightweight solar energy reflection mirror method.
Background technology
The sun by scientist analogy for the Nature use not to the utmost, inexhaustible vigor fountainhead, has plentiful luminous energy and heat energy, the use that this energy can directly be got, also can be stored and be converted to new energy, not only have environmental protection, hang down advantages such as polluting, do not need large-sized workshop, and the light of the sun and heat can be used at gardening again, make scape, room lighting, generating (heat) equal energy source industry through specially designed conversion and storage, and purposes is very extensive.
Yet, the first road instrument of collecting sunshine (heat) promptly is the solar energy reflection mirror, this solar energy reflection mirror can reflex to sunshine the light harvesting district, absorb energy and give storage with solar panels again, therefore if the arc of solar energy reflection mirror can reduce the loss of sunshine (energy) can be more accurate on making; Yet, though be to reach at present, a side of a large-scale speculum be made accurate arc for the technology of the arc of making the solar energy reflection mirror, manufacturing cost will be improved, so cost is very expensive, is its main shortcoming; Another common mode is arranged again, be to use a plastic film to adhere on the body of speculum, on this plastic film, squeeze out the arc of reflection again, because the multi-direction generation deformation of this material meeting, and big deflection also is not easy to control precision, therefore precision is not enough, and quality is not attained perfect, is existing modal shortcoming.
Or again just like No. the 3866285th, United States Patent (USP), be to use alternative speculum, promptly the mode by semicolumn replaces, the wire thermal-arrest focusing function that then only can be used for rough or low range, and can't be focused into the ability (function) of point, can't use in the high-efficiency solar generating, be its main shortcoming.
Therefore, at the existing solar energy reflection mirror of making, what often face is the choice problem of quality and cost, it is very expensive to make whole accurate arc with metal, glass or plastic cement, and with the surface plastic film easy deformation again that is sticked, and precision is not high, and the effective optically focused of the arc of shape easy to use, therefore, technical at the speculum of solar energy, still have bottleneck to remain industrial circle and broken through.
Summary of the invention
Main purpose of the present invention, the minute surface of forming a solar energy reflection mirror with most unit reflectors, and a side-line of this unit reflector posts on precision die with film, and form thrust in the inside of unit reflector filling-foam material, and film pastes the minute surface radian that is butted on precision die and forms accurate speculum, promptly plastic by easy covered shell again as supporting, be characteristic of the present invention; Again owing to this minute surface is made of most unit reflectors, so deflection is little, and precision is very good, be major advantage, and form minute surface, and inside is foam material by film, not only the cost cost reduces, weight is also lighter, and on the solar energy reflection mirror of applicable various moulding, the scope of application is more extensive.
For achieving the above object, the technical solution used in the present invention comprises:
A kind of manufacture method of solar energy reflection mirror is characterized in that, comprises the following steps: at least
Make a convex surface precision die;
At least one unit reflector is set on the surface of this convex surface precision die, and this unit reflector is to be coated with form film in a hollow stent one side, and this form film is butted on the surface of this convex surface precision die;
Filling-foam material in the unit reflector is close to this precision die with the pushing and pressing form film;
Be covered with a covered shell at the rear of unit reflector, and in the inner filling-foam material of this covered shell, and this covered shell is combined the formation one with the unit reflector, constitute the solar energy reflection mirror that a front has the concave arc film.
Wherein: when on the surface of this precision die the unit reflector being set, this unit reflector is formed square region.
Wherein: when on the surface of this precision die the unit reflector being set, this unit reflector is formed polygonal region.
Wherein: this covered shell cover coats the unit reflector fully.
Wherein: this covered shell is covered with the rear of unit reflector, and when the filling-foam material, needs to be fixed.
For achieving the above object, the technical solution used in the present invention also comprises:
A kind of manufacture method of solar energy reflection mirror is characterized in that, comprises the following steps: at least
One base is provided with most and is arrangement always, and the precision die with reflective convex;
Several unit reflectors are set respectively on the reflective convex of each precision die, this unit reflector is to be coated with form film in a hollow stent one side, and this form film is butted on the surface of this convex surface precision die, the form film of filling-foam material in the unit reflector, and pushing and pressing simultaneously is close to the convex surface of this precision die;
Be covered with a microscler covered shell at the rear of unit reflector, and this covered shell is after fixing,, and this covered shell combined the formation one with the unit reflector, constitute the solar energy reflection mirror that a front has the concave arc film in inner filling-foam material.
For achieving the above object, the technical solution used in the present invention also comprises:
A kind of solar energy reflection mirror structure is characterized in that, includes at least:
By a majority concave arc minute surface that the unit reflectors are composed and laid out and formed, this unit reflector is provided with a hollow stent, at least be provided with a geat in the appropriate location of this support, and be covered with the concave arc film, and be filled with foam material in the inner system of hollow stent in a side of this support;
One covered shell, complete packet are overlying on the outer proceeds posterolateral of a described majority unit reflector, and this covered shell one side is provided with geat, and is filled with foam material in the inside of this covered shell, and combine the formation one with a described majority unit reflector.
Wherein: a described majority unit reflector is arranged in square.
Wherein: a described majority unit reflector is arranged in polygon.
Compared with prior art, the beneficial effect that has of the present invention is:
Since the concave arc of the minute surface of solar energy reflection mirror constituted by film, and this film is by most unit groups that reflector is arranged, and by filling-foam material in the unit reflector, this pressure inside is butted on film on the precision die and moulding, so the uniform in shaping of each film and nature, deflection is less simultaneously, so precision is higher, price is existing more cheap simultaneously, is major advantage.
2. because inner system of the present invention is filled with foam material, so weight is lighter, is easy to set up and carry, and is another advantage of the present invention.
3. because this case mainly by most unit groups that reflector is arranged, therefore can constitute different appearance, also promptly be applicable to the solar energy reflection mirror of most forms,, be another advantage of the present invention so use is wider.
Description of drawings
Fig. 1 is the flow chart of steps of the inventive method;
Fig. 2 is the convex surface schematic diagram that unit of the present invention reflector places precision die;
Fig. 3 is the present invention constitutes the solar energy reflection mirror on the convex surface of precision die a shaping schematic view;
Fig. 4 is the front view of solar energy reflection mirror structure of the present invention;
Fig. 5 is the exploded view of solar energy reflection mirror structure of the present invention;
Fig. 6 is the enforcement illustration that the present invention is applied to overhead system solar energy reflection mirror;
Fig. 7 is the enforcement illustration that the present invention is applied to matrix array type solar energy reflection mirror;
Fig. 8 a is the present invention is provided with precision die on base a generalized section;
Fig. 8 b is the present invention is provided with the unit reflector on precision die a generalized section;
Fig. 8 c is the present invention is covered with covered shell at reflector rear, unit a generalized section;
Fig. 9 a is the present invention is provided with precision die on base a schematic top plan view;
Fig. 9 b is the present invention is provided with the unit reflector on precision die a schematic top plan view;
Fig. 9 c is the present invention is covered with covered shell at reflector rear, unit a schematic top plan view.
Description of reference numerals: 10 precision dies; 11 convex surfaces; 20 unit reflectors; 21 supports; 210 geats; 22 films; 30 covered shells; 31 geats; 40 foam materials; 50 condenser modules; 60 solar panels; 70 cooling systems; 80 covered shells; 90 bases; 100 steps; 200 steps; 300 steps; 400 steps; The L light beam.
The specific embodiment
Understand content of the present invention for your juror can be known, it is graphic only to arrange in pairs or groups in the following instructions, illustrate as after.
Below please referring to shown in Figure 1, the manufacture method of solar energy reflection mirror of the present invention comprises the following steps: at least
Step 100 is made a convex surface precision die; Please referring to shown in Figure 2, this precision die 10 is formed with convex surface 11 in a side, and this convex surface 11 is relative shape of the best optically focused concave arc of solar energy reflection mirror.
Step 200 is provided with the unit reflector on the surface of this convex surface precision die, and this unit reflector is to be coated with film in a hollow stent one side, and this film is butted on the surface of this convex surface precision die; Please cooperate referring to Fig. 2; Fig. 3; shown in Figure 4; this unit reflector 20 is provided with a hollow stent 21; at least be provided with a geat 210 in the appropriate location of this support 21; and the side at this support 21 is covered with film 22; this film 22 a kind of common and be preferably with the plastic layer surface and plate silver; more can cover layer protecting film again; this film can directly taken a kind of being called on the market: PET Highly Reflective Silvered film material comes result of use excellent; the prescription of this material is not an emphasis of the present invention; and can take existing material; so promptly will not give unnecessary details about the material of this film 22, close first Chen Ming.
Step 300, filling-foam material in the unit reflector, and the pushing and pressing film is close to the convex surface of this precision die; Please cooperate referring to Fig. 2, shown in Figure 3, this unit reflector 20 is hollow stents 21, and the film 22 that support 21 sides are covered supports the convex surface 11 that is affixed on mould 10, so after the geat 210 of support 21 1 sides is packed into foam material 40, this film 22 is subjected to the tension force that support 21 inner foam materials 40 expand, and is pushing against film 22 and is being adjacent to more closely.
Above-mentioned unit reflector 20 is not limited to Any shape, but be the adaptation of cooperation arrangement and the convenience of manufacturing, this unit reflector 20 is a most preferred embodiment with the square, but also still can be made as hexagon, square or other moulding etc., so long as can organize and become the cell cube of a suitably big small size to get final product.
Above-mentioned unit reflector 20 can be several, and according to itself moulding for example: square is formed one and is arranged (for example shown in the 4th, 5 figure) near circular " Asia " font, as shown in Figure 3, can insert foam material 40 when most reflectors 20 simultaneously after side by side, film 22 sides of a described majority unit reflector 20 evenly are laid on the convex surface 11 of mould 10.
Step 400 is covered with a covered shell at the rear of unit reflector, and this covered shell is after fixing, in inner filling-foam material, and this covered shell is combined the formation one with the unit reflector, constitutes the solar energy reflection mirror that a front has the concave arc film; Please cooperate referring to Fig. 3, Fig. 4, shown in Figure 5, this covered shell 30 is to be principle with the outer proceeds posterolateral that can complete packet be overlying on unit reflector 20, if not only one of unit reflector 20, this covered shell 30 also coats a described majority unit reflector 20 fully; And these covered shell 30 1 sides are provided with geat 31, fill injection foam material 40 from these geat 31 places, covered shell 30 need be fixed or pushed against convex surface 11 directions (shown in Fig. 3 upper arrow) in mould 10 with suitable pressure this moment, then after suitable pressurization appropriate time, the foam material 40 that injects is about to covered shell 30 and combines the formation one with a described majority unit reflector 20, as shown in Figure 5, the film 22 of a described majority unit reflector 20 promptly is pressed into the even curved arch body of a block of cells separately, but the film 22 of a described majority unit reflector 20 pieces together together, then constituting a whole mask has convex surface 11 identical concave arc films with precision die 10, promptly constitutes an accurate and solar energy reflection mirror cheap for manufacturing cost.
The solar energy reflection mirror manufacturing method that the present invention is illustrated, be applicable to the mirror surface of various moulding, please referring to Fig. 4, shown in Figure 6, it is vertical solar energy reflection mirror, constitute the arc card by a described majority unit reflector 20, and articulated by a support body (label not shown in the figures), can organize between this support body and the reflection card and be provided with sun tracking system, in order to the displacement of sun-tracing; Yet the turn-around design of this tool sun tracking system support body is described in another invention case, also can directly be placed by existing assembly, so the present invention does not give unnecessary details in addition to this.
In addition, because the arc card of solar energy reflection mirror of the present invention is very accurate, so near before focus, can organize respectively and establish condenser module 50, solar panels 60 and cooling system 70; When the light beam L of sunshine after the card that unit reflector 20 the is constituted reflection of described majority, promptly by 50 effective optically focused of condenser module, and after solar panels 60 energy storage standby (generating), the usefulness that cooling system 70 then can dispel the heat.
Please referring to shown in Figure 7, the present invention can be applicable to the enforcement of matrix array type solar energy reflection mirror, promptly makes a mode that is listed as side by side with the solar energy reflection mirror system that aforesaid method was constituted, and this kind solar energy reflection mirror has lower windage, also is pattern commonly used.
The step of stating matrix array type solar energy reflection mirror on the implementation is:
Please referring to shown in Fig. 8 a, Fig. 9 a, one base 90 is provided with most and is arrangement always, and precision die 10 with reflective convex 11, for another example shown in Fig. 8 b, Fig. 9 b, several unit reflectors 20 are set respectively on the reflective convex 11 of each precision die 10, and this unit reflector 20 can be formed square region (as Fig. 7) or polygonal region (as Fig. 4) on this precision die 10.
Please cooperate referring to Fig. 2, shown in Figure 3, this unit reflector 20 is coated with form film 22 by a hollow stent 21 in a side, and this form film 22 is butted on the convex surface 11 of this convex surface precision die 10, the form film 22 of filling-foam material 40 in unit reflector 20, and pushing and pressing simultaneously is close to the convex surface 11 of this precision die 10.
Please referring to shown in Fig. 8 c, Fig. 9 c, be covered with a microscler covered shell 30 at the rear of unit reflector 20, and this covered shell 30 is after fixing, in inner filling-foam material 40, and this covered shell 30 combined with unit reflector 20 form one, constitute the solar energy reflection mirror that a front has the concave arc film.
Solar energy reflection mirror structure of the present invention, no matter be as Fig. 4, similar round body shown in Figure 5, or a queue of body as shown in Figure 7, all have:
Please referring to Fig. 4, shown in Figure 7; by a majority concave arc minute surface that unit reflector 20 is composed and laid out and formed; this unit reflector 20 is provided with a hollow stent 21; at least be provided with a geat 210 in the appropriate location of this support 21; and the side at this support 21 is covered with concave arc film 22, and is filled with foam material shown in Fig. 3, Fig. 8 c in the inner system of hollow stent 21, and this film 22; be that the plastic layer surface plates silver, and cover layer protecting film at extexine.
Please referring to Fig. 3, Fig. 8 c, one covered shell 30, complete packet is overlying on the outer proceeds posterolateral of a described majority unit reflector 20, these covered shell 30 1 sides are provided with geat 31, and be filled with foam material 40 in the inside of this covered shell 30, and combine the formation one with a described majority unit reflector 20.
Therefore, when use was of the present invention, its advantage was:
Since the concave arc of the minute surface of solar energy reflection mirror constituted by film, and this film is by most unit groups that reflector is arranged, and by filling-foam material in the unit reflector, this pressure inside is butted on film on the precision die and moulding, so the uniform in shaping of each film and nature, deflection is less simultaneously, so precision is higher, price is existing more cheap simultaneously, is major advantage.
2. because inner system of the present invention is filled with foam material, so weight is lighter, is easy to set up and carry, and is another advantage of the present invention.
3. because this case mainly by most unit groups that reflector is arranged, therefore can constitute different appearance, also promptly be applicable to the solar energy reflection mirror of most forms,, be another advantage of the present invention so use is wider.
More than explanation is just illustrative for the purpose of the present invention, and it is nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited, can make many modifications, variation or equivalence, other are as additional various existing existing relevant parts (for example sun tracking system), or slightly for a change during the shape of profile of the present invention, or when increasing non-essential step, not breaking away from the equivalence replacement of being done under spirit of the present invention and the scope and modification, all should be covered by in the claim of the present invention.

Claims (9)

1. the manufacture method of a solar energy reflection mirror is characterized in that, comprises the following steps: at least
Make a convex surface precision die;
At least one unit reflector is set on the surface of this convex surface precision die, and this unit reflector is to be coated with form film in a hollow stent one side, and this form film is butted on the surface of this convex surface precision die;
Filling-foam material in the unit reflector is close to this precision die with the pushing and pressing form film;
Be covered with a covered shell at the rear of unit reflector, and in the inner filling-foam material of this covered shell, and this covered shell is combined the formation one with the unit reflector, constitute the solar energy reflection mirror that a front has the concave arc film.
2. the manufacture method of solar energy reflection mirror according to claim 1 is characterized in that: when on the surface of this precision die the unit reflector being set, this unit reflector is formed square region.
3. the manufacture method of solar energy reflection mirror according to claim 1 is characterized in that: when on the surface of this precision die the unit reflector being set, this unit reflector is formed polygonal region.
4. the manufacture method of solar energy reflection mirror according to claim 1 is characterized in that: this covered shell cover coats the unit reflector fully.
5. the manufacture method of solar energy reflection mirror according to claim 1 is characterized in that: this covered shell is covered with the rear of unit reflector, and when the filling-foam material, needs to be fixed.
6. the manufacture method of a solar energy reflection mirror is characterized in that, comprises the following steps: at least
One base is provided with most and is arrangement always, and the precision die with reflective convex;
Several unit reflectors are set respectively on the reflective convex of each precision die, this unit reflector is to be coated with form film in a hollow stent one side, and this form film is butted on the surface of this convex surface precision die, the form film of filling-foam material in the unit reflector, and pushing and pressing simultaneously is close to the convex surface of this precision die;
Be covered with a microscler covered shell at the rear of unit reflector, and this covered shell is after fixing,, and this covered shell combined the formation one with the unit reflector, constitute the solar energy reflection mirror that a front has the concave arc film in inner filling-foam material.
7. a solar energy reflection mirror structure is characterized in that, includes at least:
By a majority concave arc minute surface that the unit reflectors are composed and laid out and formed, this unit reflector is provided with a hollow stent, at least be provided with a geat in the appropriate location of this support, and be covered with the concave arc film, and be filled with foam material in the inner system of hollow stent in a side of this support;
One covered shell, complete packet are overlying on the outer proceeds posterolateral of a described majority unit reflector, and this covered shell one side is provided with geat, and is filled with foam material in the inside of this covered shell, and combine the formation one with a described majority unit reflector.
8. solar energy reflection mirror structure according to claim 7 is characterized in that: a described majority unit reflector is arranged in square.
9. solar energy reflection mirror structure according to claim 7 is characterized in that: a described majority unit reflector is arranged in polygon.
CN2010102055833A 2010-06-22 2010-06-22 Method for producing solar energy reflector and its structure Pending CN102294778A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105202776A (en) * 2015-10-28 2015-12-30 浙江大明玻璃有限公司 Encapsulation method of ultrathin micro-arc plane solar reflector

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866285A (en) * 1974-03-01 1975-02-18 Dow Corning Method of constructing a solar energy collector
US7077532B1 (en) * 2000-04-05 2006-07-18 Sandia Corporation Solar reflection panels
CN200989673Y (en) * 2006-12-12 2007-12-12 珠海益品电器有限公司 Matrix solar energy receiver
CN101419333A (en) * 2007-10-22 2009-04-29 上海华达运新能源科技有限公司 Combination concentration and power generation unit of concave reflecting mirror

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866285A (en) * 1974-03-01 1975-02-18 Dow Corning Method of constructing a solar energy collector
US7077532B1 (en) * 2000-04-05 2006-07-18 Sandia Corporation Solar reflection panels
CN200989673Y (en) * 2006-12-12 2007-12-12 珠海益品电器有限公司 Matrix solar energy receiver
CN101419333A (en) * 2007-10-22 2009-04-29 上海华达运新能源科技有限公司 Combination concentration and power generation unit of concave reflecting mirror

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105202776A (en) * 2015-10-28 2015-12-30 浙江大明玻璃有限公司 Encapsulation method of ultrathin micro-arc plane solar reflector

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