CN102463651A - Manufacture method for high precision solar reflector and structure of solar reflector - Google Patents
Manufacture method for high precision solar reflector and structure of solar reflector Download PDFInfo
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- CN102463651A CN102463651A CN2010105353764A CN201010535376A CN102463651A CN 102463651 A CN102463651 A CN 102463651A CN 2010105353764 A CN2010105353764 A CN 2010105353764A CN 201010535376 A CN201010535376 A CN 201010535376A CN 102463651 A CN102463651 A CN 102463651A
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- idiosome
- cell cube
- cambered surface
- speculum
- precision
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Abstract
The invention provides a manufacture method for a high precision solar reflector and a structure of the solar reflector. According to the invention, a reflective film is coated on a recessed cambered surface of a blank body so as to obtain a mirror plane of the solar reflector; the reflective film is mainly formed by cutting a plurality of compounded sheets at the periphery of a unit body; the compounded sheets are cut in a way that enables the compounded sheets to be radially arranged and sides of the compounded sheets to be mutually bonded, and therefore, a cambered surface of the reflector is formed from the unit body. The manufacture method provided in the invention is applicable to both thick reflective films and thin reflective film, has wider applicability and is a novel method for preparing low-cost, high-quality and light-weight solar reflectors.
Description
Technical field
The present invention relates to a kind of solar energy reflection mirror, is a kind ofly to be coated on the idiosome with light reflecting membrane, and forms the new technology of the specific cambered surface of speculum, is a kind of new method of making low cost, high-quality, lightweight solar energy reflection mirror.
Background technology
The collection of solar energy and utilization; It is one of target of endeavouring to make great efforts of modern age science and technology always; The first road instrument of collecting sunshine (heat) promptly is the solar energy reflection mirror, and this solar energy reflection mirror can reflex to the light harvesting district with sunshine, absorbs energy and gives storage with solar panels again; Therefore if the arc of solar energy reflection mirror can reduce the loss of sunshine (ability) can be more accurate on making; Yet, though be to reach at present, a side of a large-scale metallic mirror is made accurate arc for the technology of the arc of making the solar energy reflection mirror, this manufacturing cost is very expensive, is its main shortcoming.
Look into United States Patent (USP) No. 3866285; Be to use alternative speculum; Be recessed into the minute surface of semicolumn in promptly making, this minute surface can be sticked reflective membrane and constitute a reflective mirror on a semicolumn concave arc, but the concave arc of this semicolumn only can be used for the wire thermal-arrest focusing function of rough or low range; And can't can be focused into the ability (function) of point like traditional solar energy reflection mirror; Can't use in high-efficiency solar generating, make that the speculum of solar energy is technical, still have bottleneck to remain industrial circle and break through.
After the inventor breaks through prior art; No. 201010205583.3 patent of invention of application China: the manufacturing approach of solar energy reflection mirror and structure thereof; Disclosed the minute surface of forming a solar energy reflection mirror with most unit reflectors; And a side of this unit reflector is to post on precision die with film, and the inner filling foam material of reflector forms thrust in the unit, film is pasted be butted on the precision die; After moulding, promptly form the minute surface radian of true mirror, promptly plastic by easy covered shell again as supporting; Because this minute surface is made up of most unit reflectors, so deflection is little, and precision is very good; And it is good to form minute surface optics reflection performance by film, and inside is foam material, and not only the cost cost reduces; Weight is also lighter, really is a good solar energy reflection mirror.
Take off the patent case in the thought when being used in the little film of thickness, effect is good, can use on general solar energy reflection minute surface; But if when needing the special speculum of making than thick film, should receive the influence of the excessive warpage of crooked radian, and can make surface (reflector layer than thick film; For example: the phenomenon that ag alloy layer) produces distortion or break, the precision of reflecting surface is affected, be this patent case a fly in the ointment; Yet the inventor is in line with the spirit of essence also refinement; Give breakthrough again and develop case of the present invention, take off shortcoming on improving, make the technology of making the solar energy reflective mirror more attain perfect.
Summary of the invention
Main purpose of the present invention is a kind of technology that constitutes solar energy reflection mirror minute surface on the idiosome that is coated on light reflecting membrane; And this light reflecting membrane can't be out of shape when lining.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is:
A kind of manufacturing approach of high-precision sun ability speculum is characterized in that, comprises the following steps: at least
Step 1, negate optical thin film volume, and cut out out the cell cube of the area of suitable shape as the making speculum;
Step 2; With cooking up central reserve area on the cell cube under the cutting; And be the center with this central authorities' reserve area, around all sides cut out out most radial compounded plates, and between described compounded plate, respectively leave the gap cut-parts; And these gap cut-parts will be removed, and stay to have most compounded plates and link to each other with central reserve area with medial extremity;
Step 3 is made a precision die, and this precision die is formed with the punch face in a side, and this die face is the relative shape of the best optically focused concave arc of solar energy reflection mirror;
Step 4 is provided with system embryo mould above the die face of this precision die, and pours into foam material at this precision die and system embryo intermode, treats that foam material solidifies the back demoulding, mould out one have a speculum cancave cambered surface idiosome;
Step 5 with the cell cube that light reflecting membrane cuts, places the cambered surface of idiosome, and is with bond that the adjacent edge of all compounded plates on the cell cube is bonding, makes light reflecting membrane be overlying on the cancave cambered surface of idiosome and constitutes the solar energy reflection mirror that a front has the concave arc film.
Wherein: in step 4,, be embedded with locking part in advance or collude tool not having on speculum cambered surface one side of this idiosome.
Wherein: in step 4 li, system embryo mould central authorities more are provided with a slide block, and when making the idiosome moulding, leave through hole at middle position.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is:
A kind of high-precision sun ability mirror structure is characterized in that, includes at least:
One idiosome, made for foam material, a side has cancave cambered surface;
One cell cube that cut with the plastic cement light reflecting membrane covers on the last cancave cambered surface of taking off idiosome; And this cell cube is provided with central reserve area, and is the center with this central authorities' reserve area, around all sides be provided with most the radial compounded plates that are a determining deviation, the bonding each other and cancave cambered surface of formation speculum in the both sides of the edge of this majority compounded plate.
Wherein: this idiosome is installed with locking part at least or colludes one of them of tool not having reflection cambered surface side.
Wherein: this idiosome and cell cube are square, circular, polygonal wherein a kind of.
Wherein: this idiosome and cell cube are respectively equipped with through hole and mesopore with respect to middle position.
Wherein: the number of this compounded plate is the wherein a kind of of odd number sheet or even number sheet.
Wherein: most compounded plates of this cell cube periphery are be symmetry or asymmetric setting wherein a kind of.
Wherein: this idiosome and cell cube are arranged into array architecture for most.
Compared with prior art, the beneficial effect that has of the present invention is:
This method for making can be applicable to thicker or thin light reflecting membrane, and applicability is wider, is a kind of new method of making low cost, high-quality, lightweight solar energy reflection mirror; Thisly form minute surface by film; And inside is foam material, and not only the cost cost reduces, and weight is also lighter; And on the solar energy reflection mirror of applicable various appearance, the scope of application is more extensive.
Take off in the step 4 last, in not having on speculum cambered surface one side of this idiosome, be embedded with locking part in advance or collude tool, the solar energy reflection mirror of then being made will be more convenient for being fixed on support body or preposition.
Description of drawings
Fig. 1 is the high-precision sun ability speculum Facad structure figure that manufactures according to the inventive method;
Fig. 2 is the cutaway view of Fig. 1;
Fig. 3 is STRUCTURE DECOMPOSITION figure of the present invention;
Fig. 4 is the sectional structure chart that manufactures second kind of specification according to the inventive method;
Fig. 5 is the structure outside drawing that manufactures the third specification according to the inventive method;
Fig. 6 is the cutaway view of Fig. 5;
Fig. 7 is that the present invention is applied in the solar energy reflection mirror intention that array is arranged;
Fig. 8 is the key step flow chart of the inventive method;
Fig. 9-the 1st, the local schematic flow sheet (1) of manufacturing approach of the present invention;
Fig. 9-the 2nd, the local schematic flow sheet (2) of manufacturing approach of the present invention;
Fig. 9-the 3rd, the local schematic flow sheet (3) of manufacturing approach of the present invention;
Fig. 9-the 4th, the local schematic flow sheet (4) of manufacturing approach of the present invention;
Fig. 9-the 5th, the local schematic flow sheet (5) of manufacturing approach of the present invention;
Fig. 9-the 6th, the local schematic flow sheet (6) of manufacturing approach of the present invention;
Fig. 9-the 7th, the local schematic flow sheet (7) of manufacturing approach of the present invention.
Description of reference numerals:
Manufacturing process part: 1 step; 2 steps; 3 steps; 4 steps; 5 steps;
Structure division: 10 film rolling; 20 cell cubes; 201 cancave cambered surfaces; 202 edges; 21 compounded plates; 22 gap cut-parts; 23 central reserve areas; 30 idiosomes; 300 idiosomes; 301 cancave cambered surfaces; 302 through holes; 40 precision dies; 41 die faces; 50 bonds; 60 cell cubes; 601 cancave cambered surfaces; 602 edges; 61 compounded plates; 62 mesopores; 63 central reserve areas; 70 cut-off knives; 80 locking parts; 81 slide blocks; 90 system embryo moulds; 91 geats.
The specific embodiment
Understand content of the present invention for your juror can be known, only graphic with the description collocation, explain as after.
The manufacturing approach of solar energy reflection mirror of the present invention comprises the following steps at least, please referring to shown in Figure 8:
Step 1 please cooperate referring to shown in Fig. 9-1, negate optical thin film volume 10, and cut out out the cell cube 20 of the area of suitable shape as the making speculum; The shape of this cell cube 20 is the design demand that depend on speculum, if speculum is square then being cut into square (as shown in the present), in like manner also can be cut into circle or polygonal etc., and follow-up step all is identical, so do not represent with drawing in addition; This light reflecting membrane volume 10 is a kind of silver that plates on the plastic layer surface; 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 the present invention takes existing material, so promptly will not give unnecessary details about the material of this film rolling 10.
Step 2; Please cooperate referring to shown in Fig. 9-2, with cooking up central reserve area 23 on the cell cube under the cutting 20, and be the center with this central authorities' reserve area 23; Around all sides cut out out most radial compounded plates 21; And respectively leave gap cut-parts 22 21 of described compounded plates, and these gap cut-parts 22 will remove, and stay and have most compounded plates 21 and link to each other with central reserve area 23 with medial extremity.
Wherein, the number of this compounded plate 21 with more than eight for the most suitable, for example: eight, ten, 12,16 etc. also can be odd number sheet or even number sheet; These compounded plates 21 are in order to the cancave cambered surface 201 of forming speculum as shown in Figure 1, so number the more, it is better suited making than the deep camber speculum for desire; If when being used in the asymmetric arcwall face of special occasions, then compounded plate 21 has the design of symmetry or asymmetric geometry, promptly according to characteristic of the present invention, but simple modification becomes multiple moulding, does not enumerate one by one at this.
Before take off shown in Fig. 9-2, on cell cube 20, when cutting compounded plate 21 and gap cut-parts 22, can use the cut-off knife 70 of modular to implement, in order to a large amount of manufacturings.
Step 3; Please cooperate referring to shown in Fig. 9-3, Fig. 9-4; Make a precision die 40, this precision die 40 is formed with punch face 41 in a side, and this die face 41 is relative shape of the best optically focused concave arc of solar energy reflection mirror; Can be made as square, circular in shape or (isogonism preferably, but be not limited to isogonism) polygonal body etc.
Step 4; Please cooperate referring to shown in Fig. 9-3, Fig. 9-4, system embryo mould 90 is set above the die face 41 of this precision die 40, and pour into foam material at this precision die 40 and 90 of system embryo moulds; Treat that foam material solidifies the back demoulding, mould out one have a speculum cancave cambered surface 301 idiosome 30.
This injects one of method of foam material, can establish geat 91 in a side of system embryo mould 90, foam material can be injected smoothly form preset idiosome 30 shapes; This idiosome 30 itself is the supporting frame of solar energy reflection mirror, so can be shaped to square, circular according to the precision die 40 of need to cooperate going up step or (isogonism preferably, but be not limited to isogonism) polygonal body.
In this step, still can add better design, please referring to Fig. 9-5 and Fig. 9-6; When precision die 40 and 90 of system embryo moulds are moulded system idiosome 30, can be (for example: the back side) for example be embedded with locking part 80 in advance: nut seat, and place fixing in advance with a slide block 81 in a side of this idiosome 30; After treating idiosome 30 moulding, slide block 81 is removed the promptly plastic idiosome 30 of providing locking part 80; Make this idiosome 30 can rely on locking part 80 to be fixed on preset position, on the sun tracking system frame.
In this step; For another kind of specification; Like Fig. 5, solar energy reflection mirror shown in Figure 6 also is to make very easily, promptly at the idiosome 300 according to the preceding method manufacturing, more is provided with a slide block (not shown) in system embryo mould 90 central authorities shown in Fig. 9-5; And when making the idiosome moulding, leave through hole 302 at middle position (like Fig. 5, shown in Figure 6); As for this basic fundamental that slide block is molding is set, does not promptly give unnecessary details at this.
Step 5; Please cooperate referring to shown in Fig. 3 and Fig. 9-7,, place the cancave cambered surface 301 of idiosome 30 cell cube 20 that light reflecting membrane cuts; With bond 50 that the adjacent edge of all compounded plates 21 on the cell cube 20 is bonding, and make light reflecting membrane be covered on the cancave cambered surface 301 of idiosome 30 and form the minute surface of reflective mirror.
Owing to is design between the compounded plate 21 of this cell cube 20 through in advance, removed gap cut-parts 22, the cancave cambered surface that fits in idiosome 30 301 wrinkle resistant foldings that be able to be smooth after bonding, reflectance is very good.
With the cell cube of having removed gap cut-parts 22 shown in Fig. 9-2 20; During the cancave cambered surface 301 that fits in idiosome 30 as shown in Figure 3, if cell cube 20 is bigger, like Fig. 1, Fig. 2, Fig. 5, Fig. 6, shown in Figure 7; Can be with edge 202602 reflexeds of cell cube 20 in all sides of idiosome 30 and bonding or otherwise fixing; If the cancave cambered surface 301 of cell cube 20 and idiosome 30 is harmonious or is extremely similar, can shown in Fig. 9-7, trim fully, more attractive in appearance after developing.
For the film process that is sticked like the solar energy reflection mirror idiosome 300 of Fig. 5, specification shown in Figure 6; Cut out with respect to the through hole 302 of idiosome 300 at cell cube 60 middle positions earlier and establish a mesopore 62; Then can be with cell cube 60 with most compounded plates 61; Except bonding or otherwise fixing in all sides of idiosome 300 with edge 602 reflexeds; And the unnecessary part of middle section also reflexed be adhesively fixed in through hole 302 ends, this cell cube 60 is fitted along the outside of idiosome 300 and is promptly formed the cancave cambered surface 601 of the good solar energy reflection mirror of reflection, proves widely-used property of the present invention.
In view of the above, and obtain just like Fig. 1 or shown in Figure 5, reflecting properties is good, lighter weight, saving cost, easily manufactured solar energy reflection mirror; And the method for manufacturing solar energy reflection mirror shown in the present is fit to for array type solar speculum as shown in Figure 7 especially, and can make easily.
By the made solar energy reflection mirror of method of the present invention, its structure such as Fig. 1, Fig. 2, shown in Figure 3 include at least:
One idiosome 30, made for foam material, a side has cancave cambered surface 301; In addition please referring to shown in Figure 4, this idiosome 30 can be installed with locking part 80 (for example: nut seat or collude tool etc.) in not having reflective concave cambered surface 301 sides, with this locking part 80 speculum is fixed on support body or preset position with convenient.
Please referring to Fig. 1, Fig. 2, shown in Figure 3, the cell cube 20 that cut with the plastic cement light reflecting membrane is to cover in last to take off the cancave cambered surface 301 of idiosome 30 and form reflecting surface; This cell cube 20 is provided with central reserve area 23; And be the center with this central authorities' reserve area 23; Around all sides be provided with most the radial compounded plates 21 that are a determining deviation, this spacing respectively leaves gap cut-parts 22 by 21 of described compounded plates, and these gap cut-parts 22 are to be removed; Make each compounded plate 21 link to each other with central reserve area 23 with medial extremity respectively; And the both sides of the edge of each compounded plate 21 are bonding each other and the cancave cambered surface 201 of formation speculum, so the number of compounded plate 21 the more, it is better suited making than the deep camber speculum for desire; Yet, the number of this compounded plate 21 with more than eight for the most suitable, for example: eight, ten, 12,16 etc., no matter and be that odd number sheet or even number sheet all can after analog computation.
In addition, the outside shape of this cell cube 20 is the needs that depend on speculum, if speculum is square then be cut into square (shown in the present invention is graphic), also can be cut into circle according to needing, and is used for circular speculum.
Please referring to Fig. 5, shown in Figure 6, this idiosome 300 is respectively equipped with through hole 302 and mesopore 62 with cell cube 60 with respect to middle position, plants solar energy reflection mirror specification to constitute other; This case is as shown in Figure 7, very is fit to form the array type solar speculum, and is also more convenient in the use.
Therefore, produce solar energy reflection mirror of the present invention, will have following advantage:
Solar energy reflection mirror of the present invention is to make a foam material idiosome in advance, is pasted by the light reflecting membrane after cutting out and makes on it; Because this film is to be formed by most compounded plate row groups radially; When this light reflecting membrane adheres on the idiosome of foam material and when forming cancave cambered surface, film evenly and naturally is presented on the idiosome, can improve to have now posting film and produce the problem of distortion; Be applicable to thick, thin light reflecting membrane simultaneously; So the precision of reflection is higher, price is existing more cheap simultaneously, is major advantage.
Because idiosome of the present invention is a foam material, compared to existing one-body molded, weight of the present invention is lighter, is easier to set up and carry, and is another advantage of the present invention.
Because the present invention can process the speculum of single mirror, array speculum and central tool mesopore, can both use the cut-off knife module during fabrication and can carry out making fast in a large number, produce more fast, be another advantage of the present invention.
The above; Being merely preferred embodiment of the present invention, is not the scope of implementing in order to qualification the present invention, and other are like additional various existing existing relevant parts (for example solar tracking frame system, collector lens); Or slightly for a change during the shape of profile of the present invention; Or when increasing non-essential step, replace and modify not breaking away from the equivalence of being done under spirit of the present invention and the scope, all should be covered by in the claim of the present invention.
Claims (10)
1. the manufacturing approach of a high-precision sun ability speculum is characterized in that, comprises the following steps: at least
Step 1, negate optical thin film volume, and cut out out the cell cube of the area of suitable shape as the making speculum;
Step 2; With cooking up central reserve area on the cell cube under the cutting; And be the center with this central authorities' reserve area, around all sides cut out out most radial compounded plates, and between described compounded plate, respectively leave the gap cut-parts; And these gap cut-parts will be removed, and stay to have most compounded plates and link to each other with central reserve area with medial extremity;
Step 3 is made a precision die, and this precision die is formed with the punch face in a side, and this die face is the relative shape of the best optically focused concave arc of solar energy reflection mirror;
Step 4 is provided with system embryo mould above the die face of this precision die, and pours into foam material at this precision die and system embryo intermode, treats that foam material solidifies the back demoulding, mould out one have a speculum cancave cambered surface idiosome;
Step 5 with the cell cube that light reflecting membrane cuts, places the cambered surface of idiosome, and is with bond that the adjacent edge of all compounded plates on the cell cube is bonding, makes light reflecting membrane be overlying on the cancave cambered surface of idiosome and constitutes the solar energy reflection mirror that a front has the concave arc film.
2. the manufacturing approach of high-precision sun ability speculum according to claim 1 is characterized in that: in step 4, not having on speculum cambered surface one side of this idiosome, be embedded with locking part in advance or collude tool.
3. high-precision sun according to claim 1 can speculum manufacturing approach, it is characterized in that: in step 4 li, system embryo mould central authorities more are provided with a slide block, and when making the idiosome moulding, leave through hole at middle position.
4. a high-precision sun ability mirror structure is characterized in that, includes at least:
One idiosome, made for foam material, a side has cancave cambered surface;
One cell cube that cut with the plastic cement light reflecting membrane covers on the last cancave cambered surface of taking off idiosome; And this cell cube is provided with central reserve area, and is the center with this central authorities' reserve area, around all sides be provided with most the radial compounded plates that are a determining deviation, the bonding each other and cancave cambered surface of formation speculum in the both sides of the edge of this majority compounded plate.
5. high-precision sun according to claim 4 can mirror structure, it is characterized in that: this idiosome is installed with locking part at least or colludes one of them of tool not having reflection cambered surface side.
6. high-precision sun ability mirror structure according to claim 4, it is characterized in that: this idiosome and cell cube are square, circular, polygonal wherein a kind of.
7. high-precision sun ability mirror structure according to claim 4, it is characterized in that: this idiosome and cell cube are respectively equipped with through hole and mesopore with respect to middle position.
8. high-precision sun ability mirror structure according to claim 4, it is characterized in that: the number of this compounded plate is the wherein a kind of of odd number sheet or even number sheet.
9. high-precision sun ability mirror structure according to claim 4 is characterized in that: most compounded plates of this cell cube periphery are be symmetry or asymmetric setting wherein a kind of.
10. high-precision sun ability mirror structure according to claim 4, it is characterized in that: this idiosome and cell cube are arranged into array architectures for most.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105353764A CN102463651A (en) | 2010-11-04 | 2010-11-04 | Manufacture method for high precision solar reflector and structure of solar reflector |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105353764A CN102463651A (en) | 2010-11-04 | 2010-11-04 | Manufacture method for high precision solar reflector and structure of solar reflector |
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| CN102463651A true CN102463651A (en) | 2012-05-23 |
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| CN2010105353764A Pending CN102463651A (en) | 2010-11-04 | 2010-11-04 | Manufacture method for high precision solar reflector and structure of solar reflector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329197A (en) * | 2017-06-14 | 2017-11-07 | 杨毅 | Method, concave reflection lens array and the light fixture of reflection mirror array are pasted on concave structure |
Citations (3)
| 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 |
| US20050190558A1 (en) * | 2004-03-01 | 2005-09-01 | Seiko Epson Corporation | Method for manufacture of reflecting mirror, reflecting mirror, illumination device, and projector |
| CN201444210U (en) * | 2009-02-20 | 2010-04-28 | 徐光乾 | Solar reflector |
-
2010
- 2010-11-04 CN CN2010105353764A patent/CN102463651A/en active Pending
Patent Citations (3)
| 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 |
| US20050190558A1 (en) * | 2004-03-01 | 2005-09-01 | Seiko Epson Corporation | Method for manufacture of reflecting mirror, reflecting mirror, illumination device, and projector |
| CN201444210U (en) * | 2009-02-20 | 2010-04-28 | 徐光乾 | Solar reflector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329197A (en) * | 2017-06-14 | 2017-11-07 | 杨毅 | Method, concave reflection lens array and the light fixture of reflection mirror array are pasted on concave structure |
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