CN101470257A - Light reflection optical collector and production method thereof - Google Patents
Light reflection optical collector and production method thereof Download PDFInfo
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- CN101470257A CN101470257A CNA2007103046030A CN200710304603A CN101470257A CN 101470257 A CN101470257 A CN 101470257A CN A2007103046030 A CNA2007103046030 A CN A2007103046030A CN 200710304603 A CN200710304603 A CN 200710304603A CN 101470257 A CN101470257 A CN 101470257A
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- catoptron
- reflector
- framework
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- frame
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Abstract
The invention provides an advanced fabrication process of a lightweight reflecting condenser. The reflecting condenser is composed of a reflector and a frame thereof and the like. The reflector is an aluminum film reflector with a large area flexible polyimide substrate, which utilizes direct-current magnetic control sputtering technique to plate, the reflector frame utilizes a hollow rectangle structure, and is wound by carbon fiber, through a method of prestressing stretching force at the periphery of the reflector, the reflector is flattened fully, and the reflector and the frame thereof are combined and solidified under room temperature by utilizing Redux420 room-temperature curing glue. The fabrication process of the invention can realize high optical efficiency, light weight and space engineered application of the reflecting condenser.
Description
Technical field
The present invention is a kind of light reflection optical collector, relates to flexible polyimide substrate aluminum reflector and lightweight carbon fiber frame manufacture, frivolous flexible catoptron flatten and with the combination process of framework.
Background technology
Development high-specific-power, high reliability, long-life and solar cell for space use battle array cheaply are to be engaged in the target that the country of space flight is pursued all the time.For this reason, each state all is being devoted to develop advanced solar cell and advanced person's solar battery array to improve the efficient of solar cell piece.Adopting the reflecting condensation solar battery array of light reflection optical collector is exactly one of them important development direction.
Summary of the invention
Purpose of the present invention provides a kind of advanced person's light reflection optical collector and manufacture craft, specifically comprise the making of key components such as efficient large area flexible polyimide substrate aluminium film catoptron, lightweight carbon fiber catoptron framework, large tracts of land reflection border flatten and with the process such as compound of framework, realize the application of high optical efficiency, lightweight and the space engineeringization of reflecting condenser.
The object of the present invention is achieved like this:
(1) efficient lightweight large tracts of land catoptron is made
A. adopt the frivolous flexible substrates of polyimide of 25 μ m～125 μ thickness;
B. adopt ion beam that flexible substrates is cleaned and activated;
C. adopt magnetically controlled DC sputtering technology at flexible polyimide substrate surface plating aluminium film;
D. adopting winding method to be coated with fabric width uninterruptedly is 0.5m～1.2m flexible polyimide substrate aluminium film reflection border.
(2) lightweight carbon fiber catoptron frame manufacture
A. the catoptron framework adopts hollow rectangle roof beam structure form, is to be entwined on the rectangle plug by carbon fiber at xsect;
B. be effectively to improve frame stiffness, apply the no latitude cloth in shop in rectangle roof beam structure side;
C. the long beam of catoptron framework adopts angle type joint to be connected with short beam, and the buttress brace of catoptron framework adopts T connector to be connected with long beam;
D. built-in fitting is installed in type joint in angle, is connected with solar cell substrate in order to reflecting condenser;
E. the catoptron framework adopts the support compression point of built-in fitting conduct.
(3) the abundant flattening of catoptron and compound with framework thereof
A. adopt catoptron to add the method for drawing stress all around in advance, catoptron is fully flattened;
B. by through the time stress relief, adjust and definite catoptron prestress;
C. adopt room temperature setting adhesives, with catoptron and its framework room temperature composite curing.
Beneficial effect of the present invention is realized the application of high optical efficiency, lightweight and the space engineeringization of reflecting condenser.
Description of drawings
Fig. 1 always schemes for the light reflection optical collector structure;
Fig. 2 flattens and the combination process synoptic diagram for reflection;
Among the figure: the long beam of 1-catoptron mixes with buttress brace and is connected (employing T connector) 2-support compression point (employing built-in fitting) 3-catoptron framework long beam of 4-catoptron, 5-catoptron and short beam mixing angle type joint.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
(1) efficient lightweight large tracts of land catoptron is made
A. adopt the frivolous flexible substrates of 500HN polyimide of 125 μ thickness, size of foundation base 500mm * 2000mm.
B. adopt ion beam that flexible substrates is cleaned and activated.The vacuum chamber background pressure is 1.5 * 10
-3Pa～1 * 10
-3Pa; Ar gas partial pressure: 1 * 10
-1Pa～2 * 10
-1Pa; Discharge current: 2A～1.75A; Ar ion energy: 250eV～350eV; The Ar ion beam current density is 2mA～1.5mA/cm
2
C. adopt magnetically controlled DC sputtering technology at flexible polyimide substrate surface plating aluminium film.Target is of a size of 580mm * 80mm * 3mm; The Al nuclear energy is 1eV～10eV; Rate of sedimentation is (2～4) nm/sec; Base reservoir temperature is 65 ℃～80 ℃; Thickness is 100nm～150nm.
D. adopting winding method to be coated with fabric width uninterruptedly is 0.5m～1.2m flexible polyimide substrate aluminium film reflection border, and normal substrate rate travel is (1～1.5) mm/sec.
(2) lightweight carbon fiber catoptron frame manufacture
A. the hollow rectangle roof beam structure of catoptron framework adopt 3000 strands of 40B/ bundles of carbon fiber M40 cross section 9mm * 22mm plug on 45 degree be entwined, thickness is 0.5mm.
B. apply the 3000 strands of no latitude cloth of 40B/ bundle 0 degree in shop in rectangle roof beam structure side, make the side wall thickness increase to 1mm, to improve roof beam structure mechanical strength and rigidity.
C. the long beam of catoptron framework adopts angle type joint to be connected with short beam, and buttress brace adopts T connector to be connected with long beam, and material adopts the alloy aluminium, as shown in Figure 1.So both strength of joint can be guaranteed, the quality of reflecting condenser can be alleviated again.
D., built-in fitting is installed, so that reflecting condenser is connected with the solar cell substrate hinge in type joint, angle; Simultaneously compress a place built-in fitting also is installed, be equipped with reflecting condenser and compress closing up of solar cell substrate, as shown in Figure 1 in frame supported.For alleviating quality, built-in fitting is the alloy aluminium and makes.
(3) the abundant flattening of catoptron and compound with framework thereof
A. for the frivolous flexible large tracts of land reflection of the thick polyimide substrate of 125 μ border, adopt the method for prestress all around, shown in catoptron is fully flattened, as Fig. 2.Initial institute adds drawing stress and is (5-8) N/cm.
B. by 72h through the time stress relief, catoptron is added drawing stress in advance is adjusted into (1-5) N/cm.
C. adopt the Redux420 room temperature setting adhesives, with catoptron and its framework room temperature composite curing, as shown in Figure 2.
Adopt above-mentioned reflection border to flatten and combination technological method, thereby reduced the reflectivity decline that the cold and hot stress deformation of reflecting mirror surface shape sum of errors causes effectively.
Claims (2)
1. light reflection optical collector is characterized in that: by long beam of catoptron (1) and buttress brace mix be connected (employing T connector), support compression point (2), catoptron framework (3), catoptron 4, the long beam of catoptron is connected with short beam mixing angle type joint (5).
2. the method for making of a light reflection optical collector is characterized in that method for making is:
1) efficient lightweight large tracts of land catoptron is made;
A. adopt the frivolous flexible substrates of polyimide of 25 μ m～125 μ thickness;
B. adopt ion beam that flexible substrates is cleaned and activated;
C. adopt magnetically controlled DC sputtering technology at flexible polyimide substrate surface plating aluminium film;
D. adopting winding method to be coated with fabric width uninterruptedly is 0.5m～1.2m flexible polyimide substrate aluminium film reflection border;
(2) lightweight carbon fiber catoptron frame manufacture
A. the catoptron framework adopts hollow rectangle roof beam structure form, is to be entwined on the rectangle plug by carbon fiber at xsect;
B. be effectively to improve frame stiffness, apply the no latitude cloth in shop in rectangle roof beam structure side;
C. the long beam of catoptron framework adopts angle type joint to be connected with short beam, and the buttress brace of catoptron framework adopts T connector to be connected with long beam;
D. built-in fitting is installed in type joint in angle, is connected with solar cell substrate in order to reflecting condenser;
E. the catoptron framework adopts the support compression point of built-in fitting conduct.
(3) the abundant flattening of catoptron and compound with framework thereof
A. adopt catoptron to add the method for drawing stress all around in advance, catoptron is fully flattened;
B. by through the time stress relief, adjust and definite catoptron prestress;
C. adopt room temperature setting adhesives, with catoptron and its framework room temperature composite curing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103046030A CN101470257B (en) | 2007-12-28 | 2007-12-28 | Light reflection optical collector and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103046030A CN101470257B (en) | 2007-12-28 | 2007-12-28 | Light reflection optical collector and production method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101470257A true CN101470257A (en) | 2009-07-01 |
| CN101470257B CN101470257B (en) | 2010-11-24 |
Family
ID=40827880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007103046030A Active CN101470257B (en) | 2007-12-28 | 2007-12-28 | Light reflection optical collector and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101470257B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101887160A (en) * | 2010-06-30 | 2010-11-17 | 苏州大学 | Supporting system for machining of large-caliber space optical reflectors |
| CN102062954A (en) * | 2010-11-04 | 2011-05-18 | 中国科学院西安光学精密机械研究所 | Tool and method for gluing optical and mechanical parts by epoxy resin |
| CN106756797A (en) * | 2016-11-25 | 2017-05-31 | 上海卫星装备研究所 | A kind of transparent polyimide film is aluminized thermal control coating and preparation method thereof |
-
2007
- 2007-12-28 CN CN2007103046030A patent/CN101470257B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101887160A (en) * | 2010-06-30 | 2010-11-17 | 苏州大学 | Supporting system for machining of large-caliber space optical reflectors |
| CN101887160B (en) * | 2010-06-30 | 2012-12-05 | 苏州大学 | Supporting system for machining of large-caliber space optical reflectors |
| CN102062954A (en) * | 2010-11-04 | 2011-05-18 | 中国科学院西安光学精密机械研究所 | Tool and method for gluing optical and mechanical parts by epoxy resin |
| CN102062954B (en) * | 2010-11-04 | 2012-08-29 | 中国科学院西安光学精密机械研究所 | Tool and method for gluing optical and mechanical parts by epoxy resin |
| CN106756797A (en) * | 2016-11-25 | 2017-05-31 | 上海卫星装备研究所 | A kind of transparent polyimide film is aluminized thermal control coating and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101470257B (en) | 2010-11-24 |
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