CN202735578U - Fixing device for high precision curved surface reflector - Google Patents
Fixing device for high precision curved surface reflector Download PDFInfo
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- CN202735578U CN202735578U CN201220364776.8U CN201220364776U CN202735578U CN 202735578 U CN202735578 U CN 202735578U CN 201220364776 U CN201220364776 U CN 201220364776U CN 202735578 U CN202735578 U CN 202735578U
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- curved
- microscope base
- stationary installation
- reflector
- rest
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Abstract
The utility model provides a fixing device for a high precision curved surface reflector. The fixing device at least comprises two parts of a reflector seat and a bracket and is characterized in that the reflector seat is fixed at a back face or a side edge of the curved surface reflector, extension of the reflector seat or spaced arrangement of small reflector seats along a bending direction of the curved surface reflector are carried out, the bracket is in matching connection with the reflector seat, and an accurate surface type curvature of the curved surface reflector is kept through the shape of the bracket and a fixing force. The fixing device can provide high precision support for the curved surface reflector with a plurality of surface types, and the structure fixed by the bracket has advantages of simple design, low processing cost, easy mounting and change, and the like.
Description
Technical field
The utility model relates to glassware and manufacture field, relates in particular to a kind of curved reflector stationary installation that is applied to field of solar energy.
Background technology
At present, in many commercial plants, especially in solar concentrating system, often can use various difform condenser mirrors.Condenser mirror mainly contains groove type paraboloid catoptron, rotational paraboloid mirror, curved surface spherical reflector etc.; Reach little curvature heliostat condenser mirror or zero curvature catoptron (plane mirror) in the tower-type electricity generation mirror field.
Curved reflector comprises the kinds such as hot bending mirror, hot bending tempering mirror and clod wash mirror, and researchers have dropped into more energy to the curved reflector of mechanical cold deformation manufacturing recently; Application number is 201020680479.5, the utility model name is called the Chinese patent application of a kind of curved reflector and manufacture method thereof, the structure and machining method of the curved reflector that has proposed to use the glass structure utilization to cold pressing and finish, this curved reflector comprises three-decker, be respectively plane glass structure, intermediate adhesive layer and flat glass catoptron, the three solidify to form curved reflector integral body by intermediate adhesive layer after brake forming, this structure make and with low cost, precision is high, anti-external environment ability is strong.Catoptron need to be fixedly supported on these condenser mirrors on the tracker support in order to reach the function of tracing collection.Catoptron in the public technology normally adopts following several method to fix: one, for example FLABEG company proposes, adopt ceramic block as rest, choose some strong points at curved reflector, ceramic block and bend glass are carried out bonding, be connected with support by the embedded nut on the ceramic block; Two, adopt physics perforate fixing means, choose some strong point perforates at the glass curve catoptron, be connected with support by the mechanical point of fixity that passes glass curve catoptron two sides.Between these two kinds of minute surface point of fixity and its Support bracket install and fix and the adjustment mode substantially all adopts screw thread fixing and regulate.These class methods are installed and are inconvenient, along with fixedly deadlock phenomenon occurs in the passage of time meeting, bring difficulty to adjusting, changing between the bolt and nut.And reverse screw rod or nut moment and also can damage the basis that is adhesively fixed when excessive, cause eyeglass to scrap.Often there is strong wind weather in the Application of Solar Energy zone, and such catoptron fixed form concentrates on shape and the bed knife of support to eyeglass on limited several points, can cause near the stress high concentration of point of fixity, has risk of breakage; This type of fixed form not only can't utilize strutting system that lens curve catoptron degree is guaranteed in addition, and the weakness that curve form changes when also existing eyeglass to be subjected to External Force Acting (such as the wind effect) affects optically focused precision and efficient.In addition in the practical application, also having a kind of fixed form is to use the edge press strip that curved reflector is fixed on the Support bracket of required curvature, play effect fixing and that curvature keeps, but minute surface edge press strip at this moment covers the minute surface top, shield portions sunlight affects the minute surface utilization rate, also affect the cleaning convenience because press strip, can accumulate dust in the minute surface projection simultaneously, and the method fixed installation is very inconvenient.
Summary of the invention
The utility model purpose is, overcomes the above curved reflector mode of installing and fixing and has problems, and provides a kind of safe, economical, high-precision curved reflector stationary installation and using method.
The stationary installation of a kind of high-precision curved catoptron that the utility model provides, this device comprises microscope base and rest two parts at least, it is characterized in that described microscope base is fixed on the back side or the side of curved reflector, the continuous or interval layout along the bending direction of curved reflector; Described rest and described microscope base can be connected, and the contour shape by rest and bed knife keep the accurate face type curvature of curved reflector;
Further, the contour shape that cooperates with curved reflector by microscope base of described rest is for can form the required contact interface conjugate profile curve shape of ideal surface catoptron;
Preferably, described microscope base along the curved reflector bending direction continuously or the interval be arranged on the bending length direction more than 60%.
Further, described microscope base is metal sliding rail, so that at the inner precision rest of slide rail.
Preferably, described metal sliding rail bonds to the curved reflector rear portion and become the curved metal slide rail after rest supports.
Further, described microscope base has the bonding through hole in the curved surface direction; Curved reflector, microscope base and compressing member arrange in turn from top to bottom, and utilize cementing agent to pass the bonding through hole compressing member and catoptron to be bondd mutually form and finish integral body, with the enhancing microscope base power that is adhesively fixed.
Further, described microscope base is two and is arranged in parallel and the gapped plane glass structure of tool or bend glass structure.
Further, described bend glass structure obtains by mechanical clod wash or hot bending processing.
Further, the material of described microscope base and/or compressing member is glass material, 1Cr17,1Cr13 material, is fixed in the back of curved reflector by cementing agent.
Further, described curved reflector is one dimension cylindrical mirror, one dimension parabola groove mirror, two-dimensional sphere mirror, Two dimensional parabolic stability mirror or zero curvature level crossing.
Further, described cementing agent is PVB, EVA, bi-component glue, epoxy resin, high-strength epoxy glue.
Preferably, described rest is arc by the outline line that microscope base matches with curved reflector, is preferably circular arc (comprising zero curvature circular arc), and the curved surface of rest curved surface and curved reflector is close; Rest can be inner by the slide rail that embeds or slip into microscope base, by rest profile curve shape and bed knife, acts on the curved mirror through microscope base, to keep more accurately the curvature of curved reflector, farthest near ideal surface.
Further, described rest is metal material, is specially the sheet structure of metal material.
Further, the end xsect that is fixed of described rest and microscope base is " T " font.
Further, it is zigzag structure that described rest and curved reflector are in contact with one another the position, described zigzag structure be the end of sheet structure through mechanical cutting, be stamped to form.
Further, the outside that described rest and microscope base are in contact with one another the position coats cushion, for example is the PVC cushion, to reduce the impact between rest and curved reflector and the compressing member.
Further, the xsect that described rest is fixed by microscope base is upper shed " C " font, interconnects with the microscope base of the second embodiment.
Further, described joint outer part one end is connected in rest one end by modes such as screw-nut, welding, and the other end is fixed on the fixed sturcture.
Description of drawings
Fig. 1 a is the structural representation of stationary installation first embodiment of high-precision curved catoptron of the present utility model;
Fig. 1 b is the local structure for amplifying synoptic diagram of Fig. 1 a;
Fig. 2 is the structural representation of stationary installation second embodiment of high-precision curved catoptron of the present utility model;
Fig. 3 a is the web member example structure synoptic diagram of the stationary installation of high-precision curved catoptron of the present utility model;
Fig. 3 b is Fig. 3 a plan structure synoptic diagram;
Fig. 4 a is the structural representation of stationary installation the 3rd embodiment of high-precision curved catoptron of the present utility model;
Fig. 4 b is the local structure for amplifying synoptic diagram of Fig. 4 a;
Fig. 5 a is the microscope base example structure synoptic diagram with through hole;
Fig. 5 b is the cross section structure synoptic diagram of Fig. 5 a;
Fig. 6 is the structural representation of stationary installation the 4th embodiment of high-precision curved catoptron of the present utility model.
Embodiment
With reference to the accompanying drawings specific embodiments of the present utility model is described in detail.
Fig. 1 a is the structural representation of stationary installation first embodiment of high-precision curved catoptron of the present utility model; As shown in Figure 1a, this device comprises microscope base 11 and rest 13 two parts at least, microscope base 11 is fixed on the back side or the side of curved reflector 14, continuous or the interval layout along the bending direction of curved reflector 14, for example microscope base 11 is along the continuous integral body of bending direction (continuously microscope base also can less than total bending length of curved reflector), perhaps is two and is individually fixed in the spaced apart two sections little microscope bases 11 in curved reflector 14 backs and centre position along bending direction and forms.Preferably, the fixing importance of the limit end of curved reflector 14 is greater than the centre position and fixes, the curvature that can guarantee better curved reflector 14 is stable, so when only at partial-length layout microscope base 11, preferably arrange at 14 type curves of curved reflector two ends; Optimally, microscope base 11 along curved reflector 14 bending directions continuously or the interval be arranged on the bending length direction more than 60%; Described rest 13 can be connected with microscope base 11; By the contour curve shape of rest 13 and the accurate face type curvature of bed knife maintenance curved reflector.This stationary installation also comprises joint outer part (not illustrating among Fig. 1 a), and rest 13 1 ends are connected in curved reflector 14 by microscope base 11, and the other end is connected in joint outer part, and curved reflector 14 and stationary installation are formed structural entity.This stationary installation can be applied to multiple curved reflector, and curved reflector can be one dimension cylindrical mirror, one dimension parabola groove mirror, two-dimensional sphere mirror, Two dimensional parabolic stability mirror or zero curvature level crossing.
Fig. 1 b is the local structure for amplifying synoptic diagram of Fig. 1 a; Microscope base 11 is glass material shown in Fig. 1 b, has the expansivity identical or consistent with curved reflector 14, is fixed in the back of curved reflector 14 by cementing agent 12.This cementing agent 12 can be PVB, EVA, bi-component glue, epoxy resin, high-strength epoxy glue.Microscope base 11 along the curved reflector bending direction continuously or the interval be arranged on the bending length direction more than 60%.Microscope base 11 is two and is arranged in parallel and the gapped plane glass structure of tool or bend glass structure, and wherein the plane glass structure straight flange end that can be used for zero curvature level crossing, one dimension cylindrical mirror or one dimension parabola groove mirror is fixed; The Qu Bianduan that the bend glass structure can be used for one dimension cylindrical mirror, one dimension parabola groove mirror, two-dimensional sphere mirror or Two dimensional parabolic stability mirror fixes.In the actual mechanical process, the bend glass structure can obtain by mechanical clod wash or hot bending processing.
Fig. 2 is the structural representation of stationary installation second embodiment of high-precision curved catoptron of the present utility model; As shown in Figure 2, the stationary installation of two adjacent curved reflectors 24 and curved reflector 27, the rest 23 that comprises mirror holder 21, fixed by mirror holder 21, mirror holder 21 is arranged in the back of curved reflector 24; This stationary installation also comprises joint outer part 26, and wherein rest 23 1 ends are connected in curved reflector 24 by mirror holder 21, and the other end is connected in joint outer part 26, and curved reflector 24, curved reflector 27 are formed structural entity with stationary installation.Two curved reflectors that are arranged in parallel 24, curved reflectors 27 interfix by same joint outer part 26, this joint outer part 26 is for supporting fin, be fixedly connected on the turning axle, can carry curved reflector and realize being driven in the turning axle rotation, finish the tracking of sunray.
Fig. 3 a is the web member example structure synoptic diagram of the stationary installation of high-precision curved catoptron of the present utility model; As shown in Figure 3, rest 33 is " T " font rest, and to be in contact with one another fixing position with curved reflector be zigzag structure; Rest is installed the outline line that contacts with microscope base can adopt the high precision manufacturing process such as mould punching, NC cutting, realize a large amount of production, and can obtain economically high-precision curve, far better more than precision and the economy of glass being carried out the mould hot bending, can greatly promote the curved mirror precision, reduce the fixedly manufacturing cost of the parts of curved reflector; The outline line of this rest is defined as the intersecting lens that fixing device for installing contacts with curved reflector and forms; Namely when stationary installation vertical curved surface mirror axis was arranged to the back side, this outline line was the curved reflector cross section curve; When the axial back side of the non-perpendicular curved reflector of stationary installation was arranged, this outline line and curved reflector cross section curve were inconsistent, and that the intersecting lens of formation directly is installed is consistent with curved reflector; Rest 33 is processed into shape shown in Fig. 3 b, then the sawtooth 38 that the dash area that passes through that terminal compartment is arranged shows is to same vertical direction bending machining, and the sawtooth 39 of spaced apart shadow-free partial display is the bilateral zigzag structure with sheet structure formation with the curved reflector surface of contact so to opposite same vertical direction bending machining.Fig. 3 b is Fig. 3 a plan structure synoptic diagram.
Fig. 4 a is the structural representation of stationary installation the 3rd embodiment of high-precision curved catoptron of the present utility model; Shown in Fig. 4 a, this device comprises microscope base 41 and rest 43 two parts at least, and microscope base 11 is at the back side or the side of curved reflector 44, along the bending direction of curved reflector 44 continuously or the interval arrange; Described rest 43 can firmly be connected with microscope base 41, by the shape of rest 43 and the accurate face type curvature of bed knife maintenance curved reflector.This stationary installation also comprises joint outer part (not illustrating among Fig. 1 a), and rest 43 1 ends are connected in curved reflector 44 by microscope base 41, and the other end is connected in joint outer part, and curved reflector 14 and stationary installation are formed structural entity.This stationary installation can be applied to multiple curved reflector, and curved reflector can be one dimension cylindrical mirror, one dimension parabola groove mirror, two-dimensional sphere mirror, Two dimensional parabolic stability mirror or zero curvature level crossing.
Fig. 4 b is the local structure for amplifying synoptic diagram of Fig. 4 a; Microscope base 41 comprises rail structure 47 and compressing member 48 shown in Fig. 4 b, rail structure 47 and compressing member 48 have the expansivity close with curved reflector, by cementing agent 42 fixedly curved reflector 44 and rest 43, further, described microscope base and curved reflector back or side curvature and size consistent with each other.Microscope base 41 is the slide rail of metal arc, so that at the inner precision rest of slide rail.Microscope base has the through hole of array in the curved surface direction; Curved reflector, microscope base and compressing member arrange in turn from top to bottom, and utilize bonding to pass through hole mutually to bond to form and finish integral body, to reduce microscope base and curved reflector expansion coefficient inconsistency.Microscope base is the thermal expansivity close with curved reflector, for example is glass material or 1Cr17 or 1Cr13 material, and wherein the expansion coefficient under curved reflector or the glass material normal temperature is 9.03e-6 (1/K); Expansion coefficient under the 1Cr17 material normal temperature is 10.5e-6 (1/K); Expansion coefficient under the 1Cr13 material normal temperature is 9.03e-6 (1/K), and the expansion coefficient matching is higher.This cementing agent 12 can be PVB, EVA, bi-component glue, epoxy resin, high-strength epoxy glue.The rail structure 47 of microscope base 41 and compressing member 48 are planar structure or curved-surface structure, and wherein the planar structure straight flange end that can be used for zero curvature planar structure, one dimension cylindrical structure or one dimension parabolic structure is fixed; The Qu Bianduan that curved-surface structure can be used for one dimension cylindrical structure, one dimension parabolic structure, two-dimensional sphere structure or Two dimensional parabolic stability structure fixes.In the actual mechanical process, bend glass structure 44 can obtain by mechanical clod wash or hot bending processing.
Fig. 5 a is the microscope base example structure synoptic diagram with through hole; Shown in Fig. 5 a, comprise microscope base 51, curved reflector 54, microscope base 51 and compressing member 58 with the microscope base of through hole; Microscope base 51 showed as the metal sliding rail shape before not installing, have bonding through hole 59 in the curved surface direction, so that at the inner precision rest of slide rail; Curved reflector 54, microscope base 51 and compressing member 58 arrange in turn from top to bottom, and utilize cementing agent 52 to pass through hole mutually to bond to form and finish integral body, and namely microscope base and compressing member are fixed in the back of curved reflector by cementing agent; Microscope base 51 forms fixing curved metal slide rail after and rest fixing through bonding cooperate, to reduce microscope base and curved reflector expansion coefficient inconsistency.Microscope base 51 and/or compressing member 58 are the thermal expansivity close with curved reflector 54, for example are glass material or 430 materials, 1Cr17,1Cr13, are fixed in the back of curved reflector by cementing agent; Further, the outline line that cooperates with curved reflector by microscope base of rest is circular arc; Fig. 5 b is the cross section structure synoptic diagram of Fig. 5 a.
Fig. 6 is the structural representation of stationary installation the 4th embodiment of high-precision curved catoptron of the present utility model; As shown in Figure 6, this device comprises microscope base 61, curved reflector 64, rest 63 and cementing agent 62 at least; Microscope base 61 is two and is arranged in parallel and the gapped plane glass structure of tool or bend glass structure that the mirror holder is for being arranged in continuously the bend glass structure on the curved reflector bending direction as shown in Figure 6; This bend glass structure can obtain by mechanical clod wash or hot bending processing.Described microscope base 61 is at the back side of curved reflector 64, bending direction along curved reflector 64 is arranged (microscope base is arranged in the bending length direction more than 60% continuously along the curved reflector bending direction) continuously, be arranged in the back of curved reflector by cementing agent 62, microscope base does not have coated with adhesive 62 along two end limits of the curved shape of curved reflector; The xsect that rest 63 is fixed by microscope base 61 is upper shed " C " font, is fastened on two end positions, limit of the curved shape of the uncoated cementing agent 62 of microscope base.
Obviously, under the prerequisite that does not depart from true spirit of the present utility model and scope, the utility model described here can have many variations.Therefore, all are predictable change to those skilled in the art, all should be included within the scope that these claims contain.The utility model scope required for protection is limited by described claims.
Claims (14)
1. the stationary installation of a high-precision curved catoptron, this device comprises microscope base and rest two parts at least, it is characterized in that, described microscope base is fixed on the back side or the side of curved reflector, along the bending direction of curved reflector continuously or the interval arrange; Described rest and described microscope base can be connected, and the contour shape by rest and bed knife keep the accurate face type curvature of curved reflector.
2. the stationary installation of a kind of high-precision curved catoptron according to claim 1 is characterized in that, described microscope base along the curved reflector bending direction continuously or the interval be arranged on the bending length direction more than 60%.
3. the stationary installation of a kind of high-precision curved catoptron according to claim 1 is characterized in that, described curved reflector is one dimension cylindrical mirror, one dimension parabola groove mirror, two-dimensional sphere mirror, Two dimensional parabolic stability mirror or zero curvature level crossing.
4. the stationary installation of a kind of high-precision curved catoptron according to claim 1 is characterized in that, described microscope base is metal sliding rail.
5. the stationary installation of a kind of high-precision curved catoptron according to claim 4 is characterized in that, described microscope base has the bonding through hole in the curved surface direction.
6. the stationary installation of a kind of high-precision curved catoptron according to claim 5 is characterized in that, the material of described microscope base and/or compressing member is glass material, 1Cr17,1Cr13 material, is fixed in the back of curved reflector by cementing agent.
7. according to claim 1 or the stationary installation of 6 described a kind of high-precision curved catoptrons, it is characterized in that described microscope base is two and is arranged in parallel and the gapped plane glass structure of tool or bend glass structure.
8. the stationary installation of a kind of high-precision curved catoptron according to claim 1 is characterized in that, the end xsect that described rest and microscope base are fixed is " T " font.
9. the stationary installation of a kind of high-precision curved catoptron according to claim 1 is characterized in that, the xsect that described rest is fixed by microscope base is upper shed " C " font.
10. according to claim 8 or the stationary installation of 9 described a kind of high-precision curved catoptrons, it is characterized in that the outline line that described rest matches with curved reflector by microscope base is arc.
11. the stationary installation of a kind of high-precision curved catoptron according to claim 10 is characterized in that, the outline line that described rest matches with curved reflector by microscope base is circular arc.
12. the stationary installation of a kind of high-precision curved catoptron according to claim 10 is characterized in that, it is zigzag structure that described rest and curved reflector are in contact with one another the position.
13. the stationary installation of a kind of high-precision curved catoptron according to claim 1 is characterized in that, the outside that described rest and microscope base are in contact with one another the position coats cushion.
14. the stationary installation of a kind of high-precision curved catoptron according to claim 1 is characterized in that, described rest is metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220364776.8U CN202735578U (en) | 2012-07-25 | 2012-07-25 | Fixing device for high precision curved surface reflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220364776.8U CN202735578U (en) | 2012-07-25 | 2012-07-25 | Fixing device for high precision curved surface reflector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202735578U true CN202735578U (en) | 2013-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220364776.8U Expired - Fee Related CN202735578U (en) | 2012-07-25 | 2012-07-25 | Fixing device for high precision curved surface reflector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202735578U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103576281A (en) * | 2012-07-25 | 2014-02-12 | 北京兆阳光热技术有限公司 | High-precision cambered reflector fixing device |
| CN110275271A (en) * | 2019-07-15 | 2019-09-24 | 北京遥感设备研究所 | A kind of connection structure of reflecting mirror and shaft |
-
2012
- 2012-07-25 CN CN201220364776.8U patent/CN202735578U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103576281A (en) * | 2012-07-25 | 2014-02-12 | 北京兆阳光热技术有限公司 | High-precision cambered reflector fixing device |
| CN103576281B (en) * | 2012-07-25 | 2017-02-08 | 北京兆阳光热技术有限公司 | High-precision cambered reflector fixing device |
| CN110275271A (en) * | 2019-07-15 | 2019-09-24 | 北京遥感设备研究所 | A kind of connection structure of reflecting mirror and shaft |
| CN110275271B (en) * | 2019-07-15 | 2021-09-14 | 北京遥感设备研究所 | Connecting structure of reflector and rotating shaft |
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Owner name: BEIJING TERASOLAR PHOTOTHERMAL TECHNOLOGIES CO., L Free format text: FORMER OWNER: BEIJING TERASOLAR ENERGY TECHNOLOGY CO., LTD. Effective date: 20131118 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 101102 TONGZHOU, BEIJING TO: 100070 FENGTAI, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20131118 Address after: 100070 Beijing City, Fengtai District science and Technology Park Fung Fu Road No. 4 Building 4 room 22B04 Patentee after: BEIJING TERASOLAR PHOTOTHERMAL TECHNOLOGIES Co.,Ltd. Address before: 101102, Beijing Zhongguancun Tongzhou District science and Technology Park, Tongzhou Park Jinqiao technology industry base, King Sheng, two South 37 Street Patentee before: BEIJING TERASOLAR ENERGY TECHNOLOGIES Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20210725 |
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| CF01 | Termination of patent right due to non-payment of annual fee |