WO2021143636A1 - 一种定日镜镜架及其定日镜、定日镜场 - Google Patents
一种定日镜镜架及其定日镜、定日镜场 Download PDFInfo
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- WO2021143636A1 WO2021143636A1 PCT/CN2021/071032 CN2021071032W WO2021143636A1 WO 2021143636 A1 WO2021143636 A1 WO 2021143636A1 CN 2021071032 W CN2021071032 W CN 2021071032W WO 2021143636 A1 WO2021143636 A1 WO 2021143636A1
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- Prior art keywords
- support
- heliostat
- frame according
- hole
- auxiliary
- Prior art date
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- 230000008093 supporting effect Effects 0.000 claims abstract description 140
- 238000009434 installation Methods 0.000 claims description 107
- 239000000853 adhesive Substances 0.000 claims description 14
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- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 14
- 238000012545 processing Methods 0.000 description 10
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- 238000010248 power generation Methods 0.000 description 5
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- 230000007774 longterm Effects 0.000 description 2
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Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
- F24S23/74—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with trough-shaped or cylindro-parabolic reflective surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/20—Peripheral frames for modules
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
- F24S23/82—Arrangements for concentrating solar-rays for solar heat collectors with reflectors characterised by the material or the construction of the reflector
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
- G02B7/183—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors specially adapted for very large mirrors, e.g. for astronomy, or solar concentrators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
- F24S2025/601—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules by bonding, e.g. by using adhesives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S2025/80—Special profiles
- F24S2025/804—U-, C- or O-shaped; Hat profiles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
- F24S25/65—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules for coupling adjacent supporting elements, e.g. for connecting profiles together
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
Definitions
- the invention belongs to the technical field of solar thermal power generation, and particularly relates to a heliostat frame, a heliostat and a heliostat field.
- Solar energy is more and more used as a clean and renewable energy.
- Solar thermal power generation technology is an emerging solar energy utilization technology after photovoltaic power generation technology.
- the tower-type solar thermal power generation technology has received extensive attention due to its advantages in energy storage and peak shaving.
- the function of the heliostat in the tower solar thermal power generation is to concentrate sunlight on the heat absorber, and generate high temperature and high pressure steam by heating the heat absorption or storage medium in the heat absorber, and then drive the steam turbine to generate electricity.
- the performance of the heliostat frame determines the quality of the heliostat's light spot, and the quality of the heliostat's reflected light spot will directly affect the efficiency of CSP.
- heliostats are used to gather sunlight and reflect the sunlight to the heat sink on the top of the heat absorption tower.
- the reflective surface of the heliostat is set to a specific curved surface.
- the traditional heliostat is generally designed by pre-designing the secondary beam and processing it into a specific arc, and then connect the reflective surface with the secondary beam, so that the reflective surface also appears A certain arc.
- the higher processing requirements for the sub-beam make the processing more difficult and correspondingly increase the cost.
- the radian sub-beam is prone to deformation, causing the reflecting surface to deviate from the theoretically set specific curved surface, which affects the efficiency of CSP.
- the structural stability of the frame is low, especially the bracket connecting the main beam and the auxiliary beam. After a long time of use, due to external forces such as wind, it is prone to deformation, making the heliostat The reflection accuracy of the mirror is reduced.
- the present invention provides a heliostat frame and the heliostat.
- the heliostat frame provided by the present invention is provided with a supporting block assembly, which can ensure the accuracy of the heliostat's curved surface and reduce the requirements on the manufacturing accuracy of the sub-beam , which can effectively reduce production costs and improve manufacturing efficiency.
- the present invention also provides a heliostat frame, through the arrangement of the central bracket connecting the main beam and the auxiliary beam, the heliostat frame has higher reliability and durability, and can still maintain good after long-term use ⁇ The shape of the face.
- a heliostat frame includes a main beam and a number of auxiliary beams arranged at intervals on the main beam.
- the auxiliary beams are fixed on the main beam along the extending direction of the central axis of the main beam, and the auxiliary beams are provided with Several support block components;
- the supporting block assembly includes a supporting block and a bonding sheet, and the supporting block is connected to the reflective surface of the heliostat through the bonding sheet;
- each support block is set according to its position on the auxiliary beam, so that the center line of the top surface of each support block on the auxiliary beam is arc-shaped.
- the support block is connected to the auxiliary beam by a fixed connection or a detachable connection.
- the sub-beam includes at least one top surface of the sub-beam, and the support block is arranged on the outer surface of the top surface of the sub-beam; or, the support block is embedded on the top surface of the sub-beam.
- a first through hole is provided on the top surface of the auxiliary beam, the support block is embedded in the first through hole, and the longitudinal section of the support block is stepped, including a first part of the support block and The second part of the support block, the radial width of the first part of the support block is smaller than the second part of the support block, and the first part of the support block is embedded in the first through hole on the auxiliary beam, It is connected with the top surface of the auxiliary beam, and the second part of the support block is connected with the bonding sheet.
- the height of the first part of the support block is less than or equal to the thickness of the top surface of the auxiliary beam.
- the support block is fixedly connected to the auxiliary beam by means of bonding, riveting or welding.
- a second through hole is provided at the center of the support block, and a threaded hole is provided at the bottom of the bonding sheet; bolts pass through the first through hole of the auxiliary beam and all of the support block.
- the second through hole is threadedly connected with the threaded hole of the bonding sheet.
- an anti-loosening washer is also provided between the bolt and the inner surface of the top surface of the auxiliary beam.
- the top surface of the support block is centrally symmetrically arranged along a plane that vertically bisects the top surface of the auxiliary beam.
- the auxiliary beam includes two side surfaces respectively extending from two sides in the length direction of the auxiliary beam.
- the auxiliary beam further includes a bending part extending along a free end of the side length direction of the auxiliary beam.
- the support beam includes a support beam top surface and two side surfaces respectively extending from both sides of the length direction of the support beam top surface, and a plurality of hollow holes are provided on the support beam top surface
- the projection of the hollow hole on the auxiliary beam corresponds to the installation position of the support block on the auxiliary beam.
- connection between the support beam and the auxiliary beam is provided with a gasket, and the support beam is connected to the auxiliary beam through the gasket, wherein the thickness of the gasket is the same as that of the supporting beam.
- the sum of the widths of the outer sides of the two sides is equal to the inner width of the two sides of the auxiliary beam.
- the bonding sheet includes a tray for fixed connection with the reflective surface of the heliostat and a base for supporting the tray, the cross section of the tray is thick in the center in the radial direction, and the edges gradually become thinner. the trend of.
- a third through hole is provided in the center of the tray.
- the distance between two adhesive sheets on both sides of the joint of two adjacent reflecting units is smaller than the distance between two adjacent adhesive sheets at other positions.
- each support block is formed by stacking and combining two or more support block gaskets.
- it further includes a plurality of central brackets fixedly sleeved on the main beam, and the secondary beams are connected to the main beam through the central brackets,
- the center bracket includes a first supporting piece and a second supporting piece that are spaced apart from each other and arranged in parallel, and the first supporting piece and the second supporting piece are fixedly connected by at least one supporting member located between the two; wherein, the A first through hole is provided on the first support sheet, a second through hole is provided on the second support sheet, and the first through hole and the second through hole constitute a central bracket through hole;
- the center bracket is sleeved on the main beam through the center bracket through hole, and is fixedly connected to the main beam, the center bracket is provided with an installation point for connecting with the auxiliary beam, and the auxiliary beam passes The mounting point is connected with the center bracket.
- the supporting member is a supporting column, or a sleeve arranged concentrically with the main beam, or a reinforcing rib arranged between the first supporting piece and the second supporting piece.
- a first installation point is provided on the center bracket; the first installation point is composed of two corresponding installation point units respectively located on the first support piece and the second support piece; the first installation The point is arranged on the upper part of the central support, and the sub-beam is connected to the central support at the first installation point.
- each of the central brackets sleeved on the main beam is provided with the first installation point, and in the direction extending to the two ends of the main beam at the middle position of the main beam, there are several central brackets.
- the distance from each first installation point to the central axis of the main beam increases in sequence, so that each first installation point on the plurality of center brackets is arranged in an arc with a low middle and high ends, and each center The first installation point on the bracket is arranged in mirror symmetry along a plane perpendicular to the central axis of the main beam and bisecting the main beam.
- the projection of the central support on a plane perpendicular to the central axis of the through-hole of the central support has a hexagonal structure, and the length of the top side of the projection is less than the length of the bottom side.
- the upper part of the first support sheet and the upper part of the second support sheet are respectively provided with a first support column at the two sets of corners corresponding to the upper part of the second support sheet, and the lower part of the first support sheet and the lower part of the second support sheet are respectively provided.
- a second support column is provided at each of the corresponding left and right sets of top corners.
- a third support column is further provided between the first support sheet and the second support sheet, and the third support column is located at the upper part of the central bracket and in the middle of the connecting line of the two first support columns. Right below the point.
- the distances from the third supporting column and the two second supporting columns to the central axis of the through hole of the central bracket are equal.
- each center bracket the two first support columns are connected to the two connection points on the first support piece to form a first connection line segment, and the two first support columns are connected to the second support piece. After the dots are connected, the second connecting line segment is formed;
- the first installation point is located on the corresponding installation point unit on the first support sheet, and is located on the vertical bisector of the first connecting line segment along the surface of the first support sheet;
- the first installation point is located on the corresponding installation point unit on the second support sheet, and is located on the vertical bisector of the second connecting line segment along the surface of the second support sheet.
- the plane where the first connecting line segment and the second connecting line segment are located is a reference plane, among the plurality of center brackets sleeved on the main beam, the number of center brackets whose first installation point is located above the reference plane is equal to The number of center brackets below the reference plane at the first installation point is the same.
- the first supporting piece and the second supporting piece are arranged symmetrically and parallel to each other.
- the auxiliary beam is arc-shaped, and the lowest point of the auxiliary beam is located at the connection between the central support and the auxiliary beam.
- the distance from the center axis of the through hole of the center bracket to the top surface of the center bracket is greater than the distance from the center axis of the through hole of the center bracket to the bottom surface of the center bracket.
- the auxiliary beam includes a top surface and two side surfaces respectively extending from both sides in the length direction of the top surface, and the upper part of the central support is sandwiched between the two side surfaces of the auxiliary beam.
- the support beams further include support beams separately provided on both sides of the extension direction of the main beam, the support beams include a first support beam and a second support beam, and one end of each support beam is connected to the central support , The other end is connected with the auxiliary beam.
- a straight line passing through the connection point of the first support beam and the auxiliary beam and perpendicularly intersecting the central axis of the main beam has an angle greater than or equal to 0° and less than or equal to 5° with the extension line of the first support beam;
- the angle between the straight line passing through the connection point of the second supporting beam and the auxiliary beam and perpendicularly intersecting the central axis of the main beam and the extension line of the second supporting beam is greater than or equal to 0° and less than or equal to 5°.
- each of the installation points is composed of two corresponding installation point units located on the first support piece and the second support piece; the first beam is at the second installation point and the center The bracket is connected, and the second beam is connected with the central bracket at the third installation point.
- the first installation point, the second installation point, and the third installation point are arranged in an isosceles triangle shape, and the second installation point and the third installation point pass along the first installation point. It is arranged symmetrically with the vertical plane of the central axis of the main beam.
- the first support beam includes a top surface and two side surfaces respectively extending from both sides in the length direction of the top surface, and one end of the first support beam is sandwiched between the first support of the central support Between the sheet and the second support sheet;
- the second support beam includes a top surface and two side surfaces respectively extending from both sides in the length direction of the top surface. One end of the second support beam is sandwiched between the first support sheet and the first support piece of the central support. Between two supporting pieces.
- the present invention also provides a heliostat frame, including a main beam and a plurality of bracket units arranged on the main beam at intervals, and the bracket units are fixed on the main beam along the extending direction of the central axis of the main beam, wherein each The support unit includes a central support fixedly sleeved on the main beam, and a secondary beam connected to the main beam through the central support,
- the center bracket includes a first supporting piece and a second supporting piece that are spaced apart from each other and arranged in parallel, and the first supporting piece and the second supporting piece are fixedly connected by at least one supporting member located between the two; wherein, the A first through hole is provided on the first support sheet, a second through hole is provided on the second support sheet, and the first through hole and the second through hole constitute a central bracket through hole;
- the center bracket is sleeved on the main beam through the center bracket through hole, and is fixedly connected to the main beam, the center bracket is provided with an installation point for connecting with the auxiliary beam, and the auxiliary beam passes The mounting point is connected with the center bracket.
- the present invention also provides a heliostat, comprising: a reflecting surface of the heliostat, a heliostat frame connected to the reflecting surface, and the heliostat frame is the heliostat as described in any one of the above Frame.
- the present invention also provides a heliostat field, including the heliostat as described above.
- the support block is set on the auxiliary beam, and the thickness of the support block is specially set according to the specific position on the auxiliary beam where the support block is located, so that the connection line between the top surface center of each support block forms an arc, for example, the middle is low.
- the high arc shape at both ends can effectively reduce the processing accuracy requirements of the auxiliary beam, thereby reducing manufacturing costs and improving production efficiency.
- each support block has formed a specific arc, when installing the reflective surface , Only need to connect the reflecting surface with the supporting block at the specific position, then the required reflecting surface shape can be formed quickly, which effectively simplifies the installation steps.
- the center bracket includes a first supporting piece and a second supporting piece that are symmetrically arranged in parallel, and the first supporting piece and the second supporting piece are connected through the supporting piece, adopting this structure , It can effectively increase the bearing capacity of the center bracket, which is beneficial to increase the reflection area of the heliostat.
- the first support sheet and the second support sheet support each other, when the center support is connected to the auxiliary beam and the supporting beam, it can Effectively reduce the risk of deformation of the center bracket during the connection process; in addition, when the center bracket is assembled with the main beam, all the center brackets need to be initially positioned, placed on the main beam, and then welded to the main beam.
- the center bracket adopts a double support sheet structure, which is easier to place and has higher preliminary positioning accuracy.
- the present invention adopts a two-piece central support.
- the auxiliary beam, the central support, and the two support beams are connected to each other, no deformation occurs.
- the entire support unit runs along the vertical axis passing through the center axis of the auxiliary beam.
- the straight plane is completely symmetrical, and the components in the entire bracket unit are located in the same plane, so that the overall supporting capacity is significantly improved.
- the first supporting piece and the second supporting piece are used to form a double-layer central support, and the two supporting pieces are connected by corresponding supporting columns.
- the auxiliary beams, support beams and other components are connected to the double-layer central bracket, they can be connected to the inner side of the two supporting pieces at the same time.
- the supporting pieces are connected by supporting columns, so that the two supporting pieces can support each other, so as to ensure that the bearing capacity of the supporting pieces is significantly improved without greatly increasing the thickness of the supporting pieces, and the cost is acceptable.
- the thickness is not large.
- each support piece is connected to the main beam, it can be connected to the main beam by full welding, so as to ensure the connection strength of the center bracket as a whole and the main beam and prevent it from falling off the surface of the main beam.
- Fig. 1 is a complete assembly diagram of the heliostat lens body of embodiment 1 of the present invention
- Figure 2 is a partial enlarged view of the bracket unit of the first embodiment of the present invention.
- Figure 3 is an enlarged view of the center bracket of embodiment 1 of the present invention.
- Figure 4 is a cross-sectional view of the sub-beam of embodiment 1 of the present invention.
- Fig. 5 is a connection diagram of the auxiliary beam and the supporting beam in embodiment 1 of the present invention.
- Fig. 6 is a connection diagram of the support block and the bonding sheet of embodiment 1 of the present invention.
- Fig. 7 is a connection diagram of a support block and an adhesive sheet according to Embodiment 1 of the present invention.
- Figure 9 is a front view of the center bracket of Embodiment 2 of the present invention.
- Fig. 10 is a side view of the center bracket of the second embodiment of the present invention.
- a heliostat frame referring to Figure 1, includes a bracket unit 2.
- the bracket unit 2 includes a main beam 21 and a number of auxiliary beams 23 arranged on the main beam 21 at intervals, and the auxiliary beams 23 extend along the central axis of the main beam 21 The direction is fixed on the main beam, and a number of support block assemblies are provided on the auxiliary beam 23;
- the support block assembly includes a support block 26 and an adhesive sheet 27, and the support block 26 is connected to the reflective surface 1 of the heliostat via the adhesive sheet 27;
- each support block 26 is set according to its position on the auxiliary beam 23, so that the center line of the top surface of each support block on the auxiliary beam 23 is arc-shaped.
- the auxiliary beam In the traditional heliostat, in order to make the reflecting surface of the heliostat to form a specific curved surface, the auxiliary beam needs to be set to a specific arc during assembly.
- This design requires extremely high processing accuracy for the auxiliary beam, and the processing accuracy includes But it is not limited to the radian and surface smoothness of the sub-beam.
- the sub-beam needs to be processed to form a specific arc.
- the surface of the sub-beam needs to be precisely controlled in flatness so that the arc is close when the sub-beam is connected to the reflecting surface.
- the theoretical radian and the accuracy of assembly are also very demanding, which greatly increases the manufacturing cost of the heliostat and reduces the installation efficiency.
- the present invention sets the support block 26 on the auxiliary beam 23, and according to the specific position of the support block 26 on the auxiliary beam 23, the thickness of the support block 26 is specially set, so that the connection between the center of the top surface of each support block 26 is formed
- a specific arc such as an arc with a low middle and a high end. This design can effectively reduce the processing accuracy requirements for the auxiliary beam 23, thereby reducing the manufacturing cost and improving the production efficiency.
- each support block 26 has been formed For a specific arc, when installing the reflecting surface 1, only the reflecting surface 1 needs to be connected with the supporting block at a specific position, and the required surface shape of the reflecting surface can be quickly formed, which effectively simplifies the installation steps.
- the thickness of the preset support block 26 can be adjusted according to the position of the auxiliary beam where the support block 26 is located, the flatness of the auxiliary beam surface at that position, and the theoretically required radian, etc., to adjust the thickness of the preset support block 26 to match the height required by the theoretical radian, which is greatly reduced.
- the surface flatness of the secondary beam 23 is required.
- connection mode of the auxiliary beam 23 and the main beam 21 is not limited in this application, and it may be a connection mode in the prior art.
- the auxiliary beam 23 is connected to the main beam through an existing support base, a support frame, etc., or the auxiliary beam 23 is connected to the main beam.
- the beam is directly welded to the main beam, or it can be connected to the main beam by using a central bracket 22 as shown in FIG. 2.
- the central bracket 22 includes two supporting pieces spaced apart from each other and arranged in parallel, and the two supporting pieces are fixedly connected by at least one supporting member located between the two supporting pieces; both supporting pieces are provided with through holes to constitute the through holes of the central bracket.
- the center bracket 22 is sleeved on the main beam 1 through the center bracket through hole, and is fixedly connected to the main beam 1.
- the center bracket 22 is also provided with an installation site for the auxiliary beam 23 to be installed, and the auxiliary beam passes through the center bracket 22 is connected to the main beam 1.
- the auxiliary beam 23 can be linear or curved.
- the thickness of the support block is set according to the position of the auxiliary beam where the support block is located to meet the theoretical reflection surface radian requirement.
- the auxiliary beam is linear or curved. The shape does not have an actual effect on this, but in order to reduce the cost, it may be preferably a linear sub-beam.
- connection mode of the support block 26 and the auxiliary beam 23 will be further introduced below.
- the supporting block 26 is connected to the auxiliary beam 23 through a fixed connection or a detachable connection.
- the sub-beam 23 includes at least one sub-beam top surface 231, and the support block 26 is disposed on the outer surface of the sub-beam top surface 231; or, the support block 26 is embedded on the sub-beam top surface 231 .
- connection between the support block 26 and the auxiliary beam 23 may include four ways:
- the support block 26 is provided on the outer surface of the top surface 231 of the auxiliary beam by a fixed connection; including but not limited to fixing methods such as gluing and welding.
- the shape of the support block 26 includes, but is not limited to, a block shape or a ring shape. ;
- the support block 26 can be a support ring, which is directly glued and welded to the top surface of the auxiliary beam 231;
- Manner 2 The support block 26 is embedded on the top surface 231 of the auxiliary beam by a fixed connection method, including but not limited to being fixedly connected with the auxiliary beam by means of pressure riveting, gluing, and welding;
- Method 3 The support block 26 is provided on the outer surface of the top surface 231 of the auxiliary beam through a detachable connection; for example, a hole is provided on the top surface of the auxiliary beam 231 and the support block 26, and a bolt is directly passed through the hole and The nut connection connects the support block 26 with the top surface 231 of the auxiliary beam;
- Method 4 The support block 26 is embedded on the top surface 231 of the auxiliary beam by a detachable connection.
- a first through hole 233 is provided on the top surface of the sub-beam 231, and the support block 26 is embedded in the first through hole 233
- the longitudinal section of the support block 26 is stepped and includes a first support block 261 and a second support block 262.
- the radial width of the first support block 261 is smaller than the second support block 262.
- the first part 261 of the support block is embedded in the first through hole 233 on the auxiliary beam 23 and is connected to the top surface 231 of the auxiliary beam.
- the second part 262 of the support block is connected to the bonding Piece 27 is connected.
- the support block 26 adopts this structure.
- the auxiliary beam 23 When it is embedded in the auxiliary beam 23, there is no glue or welding material between the outer surface of the top surface 231 of the auxiliary beam and the bottom surface of the support block 26, which can more conveniently and accurately control the support block 26 on the top of the auxiliary beam.
- the height of the surface 231 can make the surface shape of the reflecting surface of the heliostat more accurate.
- a threaded connection method may be used to make the support block 26 embedded on the top surface 231 of the auxiliary beam.
- a second through hole 263 is provided at the center of the support block 26, and a threaded hole 275 is provided at the bottom of the bonding sheet 27; the bolt 271 passes through the first through hole 233 of the auxiliary beam 23 , The second through hole 263 of the support block 26 and the threaded hole 275 of the adhesive sheet 27 are screwed together.
- a lock washer 25 may be provided between the bolt 271 and the inner surface of the top surface 231 of the auxiliary beam, preferably, a lock washer 25 25 Double-stack self-locking washers can be used.
- the support block 26 will be further introduced below.
- the height of the first portion 261 of the support block is less than or equal to the thickness of the top surface 231 of the auxiliary beam. If the height of the first part 261 of the support block is greater than the thickness of the top surface 231 of the auxiliary beam, the nut or lock washer directly abuts against the bottom of the bottom plate of the first part 261 of the support block, resulting in the auxiliary beam 23, the bonding sheet 27, and the support block 26 The three cannot be connected as a whole, so the reliability of the connection of the three cannot be guaranteed.
- the top surface of the supporting block 26 is arranged symmetrically along the plane that vertically bisects the top surface 231 of the auxiliary beam.
- the mirror-symmetrical arrangement here only refers to the centrally symmetrical arrangement of the top surface of the support block 26, and the thickness of the support block 26 is not necessarily arranged mirror-symmetrically. With this design, it can be ensured that the midpoint of the sub-beam 23 is the lowest point of the reflective surface 1, so that the surface shape of the reflective surface 1 is more uniform and the light condensing effect is better.
- Each support block 26 can be formed by stacking two or more support block spacers (not shown in the figure). By changing the thickness or number of the support block spacers, the height of the support block can be adjusted.
- the auxiliary beam includes the auxiliary beam top surface 231, and may also include at least one side surface connected with the auxiliary beam top surface disposed below the auxiliary beam top surface, so that the auxiliary beam is T-shaped, L-shaped, or ⁇ -shaped.
- the sub-beam 23 includes two side surfaces respectively extending from both sides in the length direction of the sub-beam, that is, the sub-beam side surfaces 232.
- This arrangement can increase the rigidity of the sub-beam itself and prevent the entire frame from being deformed after the assembly is completed.
- the two sides extending from both sides in the length direction of the auxiliary beam make the auxiliary beam form a bent plate. In the case of equal thickness, the rigidity of the bent plate with two sides is better than that of the bent plate with one side and no side Of plates.
- the auxiliary beam 23 also includes a bending portion 233 extending along the free end of the side length direction, that is, the free end of the auxiliary beam side surface 232 is provided with a bending portion 233.
- the auxiliary beam 23 can be effectively strengthened. Therefore, the risk of deformation of the sub-beam 23 is reduced.
- the support unit 2 also includes support beams 24, one end of each support beam 24 is connected to the main beam 21, and the other end is connected to the auxiliary beam 23 to provide support for the auxiliary beam.
- the support beam 24 includes a support beam top surface and extends from both sides in the length direction of the support beam top surface respectively
- the top surface of the supporting beam 24 is provided with a plurality of hollow holes 251 on the two side surfaces of the supporting beam 24, and the projection of the hollow holes 251 on the auxiliary beam 23 corresponds to the installation position of the supporting block 26 on the auxiliary beam 23.
- the projection of the hollow hole 251 on the support beam 24 on the auxiliary beam 23 corresponds to the installation position of the support block 26 on the auxiliary beam 23.
- This design can be used for the support block 26 and bonding when the heliostat is assembled.
- the installation of the piece 27 reserves an installation space for easy operation.
- the top surface of the support beam extends into the groove formed by the top surface of the auxiliary beam and the side surface of the auxiliary beam, and the side surface of the support beam is connected to the auxiliary beam.
- the beam side is connected.
- the joints of the support beam 24 and the sub-beam 23 are all provided with spacers 28, and the support beam 24 is connected to the sub-beam 23 through the spacers 28, wherein the thickness of the spacer 28 is the same as the thickness of the spacer 28.
- the sum of the outer widths of the two side surfaces of the supporting beam is equal to the inner width of the two side surfaces of the auxiliary beam.
- the width of the sub beam 23 is greater than the width of the support beam 24.
- the auxiliary beam can be eliminated.
- the width difference between 23 and the supporting beam 24 prevents the auxiliary beam from being deformed when the auxiliary beam 23 is connected to the supporting beam 24.
- the bonding sheet 27 will be further described below.
- the adhesive sheet 27 includes a tray 272 for fixed connection with the reflective surface 1 of the heliostat and a base 274 for supporting the tray 272.
- the cross section of the tray 272 is in the radial direction. The center is thick and the edges gradually become thinner.
- the tray 272 adopts this design. On the one hand, it can prevent the tray 272 from being too concentrated.
- the reflective surface 1 has a certain curvature, the tray 272 with this structure is connected to the reflective surface 1 through fastening.
- the bolts 271 fixed to the adhesive sheet 27 can appropriately deform the surface of the tray along with the reflective surface, so that the reflective surface can be formed into a smoother arc surface.
- a third through hole 273 is provided in the center of the tray 272.
- the connection between the bonding sheet 27 and the reflective surface 1 is generally done by applying glue on the reflective surface 1 at the position corresponding to the bonding sheet 27, and then the bonding sheet 27 is adhered to the corresponding position, and the bonding sheet 27 is in contact with the reflective surface.
- the glue applied to the surface of the reflective surface 1 will flow to the outer edge of the tray 272 and the middle of the tray 272.
- the glue applied on the tray 272 A third through hole 273 is provided in the center, which can be used to carry excess glue flowing to the center of the tray.
- the distance between the two adhesive sheets 27 on both sides of the joint of the two adjacent reflecting units of the reflecting surface 1 is smaller than the distance between the two adjacent adhesive sheets 27 at other positions the distance. Because the reflecting surface of the heliostat has a large area, in windy weather, whether the airflow flows from the surface of the reflecting surface to the back of the reflecting surface, or from the direction of the back of the reflecting surface to the surface of the reflecting surface, the reflecting surface will Under wind pressure, the airflow can only pass through the joint of two adjacent reflecting units when it is flowing, which will cause the edge of the reflecting unit to vibrate violently. The connection between the reflecting unit and the adhesive sheet failed. By reducing the distance between the two bonding sheets arranged on the two sides of two adjacent reflecting units, the present invention can better limit the vibration of the edge of the reflecting unit, thereby improving the wind resistance of the reflecting surface.
- the aspect ratio of the reflective surface is 1.2-1.6.
- a heliostat frame see Figure 1 and Figure 8, includes a main beam 21 and a number of bracket units 2 arranged on the main beam 21 at intervals, and the bracket units 2 are fixed to the main beam along the extending direction of the central axis of the main beam 21, wherein each support unit 2 includes a central support 22 fixedly sleeved on the main beam 21, and a sub-beam 23 connected to the main beam 21 through the central support 22,
- the center bracket 22 includes a first supporting piece 221 and a second supporting piece 222 that are spaced apart from each other and arranged in parallel, and the first supporting piece 221 and the second supporting piece 222 are fixedly connected by at least one supporting member located between the two
- the first support sheet 221 is provided with a first through hole
- the second support sheet is provided with a second through hole
- the first through hole and the second through hole constitute a central bracket through hole 224;
- the center bracket 22 is sleeved on the main beam 21 through the center bracket through hole 224, and is fixedly connected to the main beam 21, and the center bracket 22 is provided with an installation point for connecting with the auxiliary beam,
- the auxiliary beam 23 is connected to the center bracket 22 through the mounting point.
- the center bracket 22 includes a first supporting piece 221 and a second supporting piece 222 that are symmetrically arranged in parallel, and the first supporting piece 221 and the second supporting piece 222 are connected by a supporting piece, Adopting this structure can effectively increase the bearing capacity of the center bracket 22, which is beneficial to increase the reflection area of the heliostat.
- Adopting this structure can effectively increase the bearing capacity of the center bracket 22, which is beneficial to increase the reflection area of the heliostat.
- the first support sheet 221 and the second support sheet 222 support each other, when the center support 22 and the auxiliary beam 23 When connecting, it can effectively reduce the risk of deformation of the center bracket during the connection process.
- center bracket 22 when the center bracket 22 is assembled with the main beam 21, all the center brackets 22 need to be preliminarily positioned, placed on the main beam 21, and then welded to the main beam 21.
- the center bracket 22 The double support sheet structure is easier to place and the initial positioning accuracy is higher.
- the support unit 2 further includes support beams separately provided on both sides of the extension direction of the main beam 21, the support beams include a first support beam 241 and a second support beam 242, and one end of each support beam It is connected to the central support 22 and the other end is connected to the auxiliary beam 23. Through the supporting beam, further supporting the auxiliary beam is provided.
- the straight line passing through the connection point of the first supporting beam 241 and the auxiliary beam 23 and perpendicularly intersecting the central axis of the main beam 21, and the angle between the extension line of the first supporting beam 241 is greater than or equal to 0°, and less than Equal to 5°;
- the straight line passing through the connection point of the second supporting beam 242 and the auxiliary beam 55 and perpendicularly intersecting the central axis of the main beam 21, and the angle between the extension line of the second supporting beam 242 is greater than or equal to 0°, Less than or equal to 5°.
- the extension lines of the first beam 241 and the second beam 242 should intersect perpendicularly to the central axis of the main beam.
- the first The extension line of the first beam 241 or the second beam 242 cannot accurately intersect the central axis of the main beam 21 perpendicularly.
- the limitation here means that the first beam 241 and the first beam 241 and the The extension lines of the two beams 242 intersect perpendicularly with the central axis of the main beam 21.
- each of the installation points is composed of two corresponding installation point units respectively located on the first support piece 221 and the second support piece 222; the first installation point 227 is arranged on the upper part of the central bracket 22, and the sub-beam 23 It is connected to the central support 22 at the first installation point 227; the first support beam 241 is connected to the central support 22 at the second installation point 228, and the second support beam 242 is installed in the third The point 219 is connected to the center bracket 22.
- auxiliary beam 23 or the support beams 23, 24 and the central bracket 22 When the auxiliary beam 23 or the support beams 23, 24 and the central bracket 22 are connected at the corresponding installation point, they can be connected by preset installation holes at the corresponding installation point; or the lock riveting process can be used at the pre-designed installation point. After the connection is completed using the lock riveting process, only protrusions will be formed at the corresponding installation points, and no through holes will be formed.
- first installation point 217, the second installation point 228, and the third installation point 229 are arranged in an isosceles triangle shape, and the second installation point 228 and the third installation point 229 pass along
- the first installation point 227 is symmetrically arranged with the vertical plane of the central axis of the main beam.
- the edge of the through hole of the center bracket is prone to deformation during processing such as heat treatment.
- the installation points are symmetrically arranged to form a triangular force support structure, which can ensure that the circumferential edge of the through hole 224 of the center bracket is evenly supported, thereby avoiding the center.
- the auxiliary beam 23 includes a top surface and two side surfaces respectively extending from both sides in the length direction of the top surface, and the upper part of the central support 22 is sandwiched between the two side surfaces of the auxiliary beam 23;
- the first support beam 241 includes a top surface and two side surfaces respectively extending from both sides in the length direction of the top surface. One end of the first support beam 241 is sandwiched between the first support of the central support 22 Between the sheet 221 and the second supporting sheet 222, the other end is sandwiched between the two sides of the auxiliary beam 23;
- the second support beam 242 includes a top surface and two side surfaces respectively extending from both sides in the length direction of the top surface. One end of the second support beam 242 is sandwiched between the first support of the central support 22 Between the sheet 221 and the second supporting sheet 222, the other end is sandwiched between the two side surfaces of the auxiliary beam 23.
- the projection of the center bracket 22 on a plane perpendicular to the center axis of the center bracket through hole 21 is a hexagonal structure, and the length of the top side of the projection is less than the length of the bottom side, that is, .
- the first supporting piece 221 and the second supporting piece 222 are both hexagonal structures, and the length of the top side a is less than the length of the bottom side b.
- the hexagonal structure here can be formed by cutting two adjacent corners of a square or rectangular support sheet, or by cutting three corners of a triangle, etc., which is not limited here.
- the hexagonal structure is adopted, and the length of the top side of the hexagon is shorter than the length of the bottom side.
- the difference in the frame width at different positions of the center bracket 22 can be reduced, thereby reducing the hot-dip galvanizing of the center bracket 22 .
- the use of this structure can reduce the surface area of the center bracket 22, thereby reducing the wind resistance of the heliostat frame; in addition, using this With the structure, an operation space can be reserved near the connection position of the central support 22 and the auxiliary beam 23, which facilitates the connection of the central support 22 and the auxiliary beam 23, and at the same time, facilitates the installation of other components on the auxiliary beam 23 at this position.
- the distance from the central axis of the central support through hole 224 to the top surface of the central support 22 is greater than the distance from the central axis of the central support through hole 224 to the bottom surface of the central support 22, that is, the central support through
- the distance from the central axis of the hole 224 to the top edge of the first support piece 221/222 is greater than the distance from the central axis of the central support through hole 224 to the bottom edge of the first support piece 221/the second support piece 222.
- the upper part of the center bracket 22 is provided with a mounting point for connecting with the auxiliary beam, such as the first mounting point 217, with the above design, it can be the mounting point of the upper part of the center bracket through hole 224 of the center bracket 22 A large floating space is left in the preset position of the, so that the connection position of the auxiliary beam and the center bracket can be set according to the needs, so as to meet the requirements of different surface types of heliostats, and at the same time, the center bracket can be mass-produced.
- the supporting member is a supporting column, or a reinforcing rib arranged between the first supporting piece and the second supporting piece.
- the upper part of the first supporting piece 221 and the upper part of the second supporting piece 222 are respectively provided with a first supporting column 223 at two sets of corners, and the lower part of the first supporting piece 221
- a second support post 225 is provided at the left and right corners corresponding to the lower part of the second support piece 222 respectively.
- the top corner described here only refers to the appropriate position near the top corner, and does not limit the absolute position where the first support column 223 and the second support column 225 are set, of which two first support columns 223 and two second support columns 223
- the supporting columns 225 are all arranged in mirror symmetry along a vertical plane that vertically bisects the surface of the central support 22.
- the two first support posts 223 and the two second support posts 225 can be evenly supported between the first support piece 221 and the second support piece 222. After the entire frame is assembled, the entire frame The force of the center bracket is more uniform, preventing local deformation due to excessive force.
- a third support post 226 is also provided between the first support piece 221 and the second support piece 222, and the third support post 226 is located on the upper part of the central support 1 and is located on the two first supports. Just below the midpoint of the line connecting the column 223. Since the distance from the central axis of the central support through hole 224 to the top edge of the first support piece 222/second support piece 222 is greater than the central axis of the central support through hole 224 to the bottom edge of the first support piece 222/second support piece 222 The height of the upper half of the first support piece 221 and the second support piece 222 of the center bracket is relatively high. When the upper part of the frame is pressed by the upper part of the frame, it is prone to overturning and deformation. The first supporting piece 221 and the second supporting piece 222 are well supported, and the first supporting piece 221 and the second supporting piece 222 are prevented from being deformed under pressure.
- the distances from the third supporting column 226 and the two second supporting columns 225 to the central axis of the through hole of the central bracket are equal. Since the center bracket 22 is provided with a center bracket through hole 224, the vicinity of the center bracket through hole edge is likely to be deformed during processing such as heat treatment. With this design, the circumferential edge of the center bracket through hole 224 can be uniformly supported. Therefore, deformation near the edge of the through hole of the center bracket due to uneven thermal stress can be avoided.
- each center bracket 22 sleeved on the main beam 21 is provided with the first installation point 227, and at the middle position of the main beam 21, it faces both ends of the main beam 21.
- the distance from each first installation point 227 on the plurality of center brackets 22 to the central axis of the main beam increases in order, so that each first installation point 227 on the plurality of center brackets 22 is low in the middle,
- the two ends are arranged in high arcs, and the first installation points 227 on each center bracket 22 are arranged in mirror symmetry along a plane perpendicular to the central axis of the main beam and bisecting the main beam.
- auxiliary beam 23 is arc-shaped, and the lowest point of the auxiliary beam 23 is located at the connection between the central support and the auxiliary beam.
- the first installation points 227 on each center bracket 22 are arranged in an arc shape along the extension direction of the main beam 21, and the auxiliary beam 23 also adopts an arc shape, so that the reflecting surface of the heliostat can be in the extension direction of the main beam and perpendicular to the main beam.
- the beam directions all have a certain radian, which can better concentrate sunlight and improve the utilization rate of solar energy.
- each center bracket 22 two first support columns 223 are connected to the two connection points on the first support piece 221 to form a first connection line segment.
- a first support post 223 connects the two connection points on the second support piece 222 to form a second connection line segment;
- the first installation point 227 corresponds to the installation point unit on the first support piece 221, located
- the first connecting line segment is along the vertical bisector of the surface of the first support sheet;
- the first installation point 227 corresponds to the installation point unit on the second support sheet 222, which is located on the second connecting line segment along the surface of the second support sheet.
- the vertical bisector With this design, it can be ensured that the first installation points 227 on the center brackets 22 are all on the same plane.
- each center bracket 22 there are two first support columns 223 around the first installation points 227. It supports 216 with a third support column, so as to reduce the risk of deformation when the central support 22 is connected to the auxiliary beam 23.
- the first connecting line segment and the second connecting line segment are easy to describe, and the set virtual line segment does not exist in the actual product.
- the first installation point 227 is located on the vertical bisector of the first connection line segment and the second connection line segment on the installation point units corresponding to the first support piece 221 and the second support piece 222.
- two first The support columns 223 can form good supports on both sides of the first installation point 227, thereby reducing the risk of deformation of the central support 22 when the central support 22 is connected to the auxiliary beam 23.
- the plane on which the first connecting line segment and the second connecting line segment are located is a reference plane.
- the first installation point 227 is located at the center bracket 22 above the reference plane.
- the number is the same as the number of the center bracket 22 whose first installation point 227 is located below the reference plane.
- first supporting piece and the second supporting piece are arranged symmetrically and parallel to each other.
- Embodiment 1 is an improvement based on Embodiment 1 and Embodiment 2.
- the secondary beam 23 and the main beam 21 are connected to the main beam through the central bracket 22 in the second embodiment.
- Embodiment 2 for the structure of the center bracket, and will not be expanded here.
- a heliostat see FIG. 1, comprising: a reflecting surface 1 of the heliostat, a heliostat frame connected to the reflecting surface 1, and the heliostat frame is any one of the embodiments 1-3 The heliostat frame described in item.
- a heliostat field includes the above-mentioned heliostat.
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Abstract
Description
Claims (39)
- 一种定日镜镜架,包括主梁、间隔设置在主梁上的若干副梁,所述副梁沿主梁中心轴线延伸方向固定于所述主梁之上,其特征在于,所述副梁上设置有若干个支撑块组件;所述支撑块组件包括支撑块、粘结片,所述支撑块通过所述粘结片与定日镜的反射面连接;每个所述支撑块的高度根据其在副梁上的位置进行设置,以使所述副梁上各支撑块的顶面中心连线呈弧形。
- 根据权利要求1所述的定日镜镜架,其特征在于,所述支撑块通过固定式连接方式或可拆式连接方式与所述副梁连接。
- 根据权利要求2所述的定日镜镜架,其特征在于,所述副梁包括至少一个副梁顶面,所述支撑块设置于所述副梁顶面的外表面;或者,所述支撑块嵌设于所述副梁顶面上。
- 根据权利要求3所述的定日镜镜架,其特征在于,所述副梁顶面上设置有第一通孔,所述支撑块嵌设于所述第一通孔内,所述支撑块的纵向截面呈台阶状,包括支撑块第一部和支撑块第二部,所述支撑块第一部的径向宽度小于所述支撑块第二部,并且,所述支撑块第一部嵌设于所述副梁上的第一通孔内,与所述副梁顶面连接,所述支撑块第二部与所述粘结片连接。
- 根据权利要求4所述的定日镜镜架,其特征在于,所述支撑块第一部的高度小于等于所述副梁顶面的厚度。
- 根据权利要求3或4所述的定日镜镜架,其特征在于,所述支撑块通过粘接、铆接或焊接的方式与所述副梁固定连接。
- 根据权利要求4所述的定日镜镜架,其特征在于,所述支撑块的中心位置设置有第二通孔,所述粘结片的底部设置有螺纹孔;螺栓穿过所述副梁的所述第一通孔、所述支撑块的所述第二通孔和所述粘结片的螺纹孔螺纹连接。
- 根据权利要求7所述的定日镜镜架,其特征在于,所述螺栓与所述副 梁顶面的内表面之间还设置有防松垫圈。
- 根据权利要求3所述的定日镜镜架,其特征在于,所述支撑块的顶面沿垂直平分所述副梁顶面的平面呈中心对称设置。
- 根据权利要求3所述的定日镜镜架,其特征在于,所述副梁包括自所述副梁长度方向两侧分别延伸出的两个侧面。
- 根据权利要求10所述的定日镜镜架,其特征在于,所述副梁还包括沿其侧面长度方向的自由端延伸出的弯折部。
- 根据权利要求1所述的所述定日镜镜架,其特征在于,还包括支梁,所述支梁包括一个支梁顶面以及自所述支梁顶面长度方向两侧分别延伸出的两个侧面,所述支梁顶面上设置有若干镂空孔,所述镂空孔在副梁上的投影对应于所述支撑块在副梁上的安装位点。
- 根据权利要求12所述的所述定日镜镜架,其特征在于,所述支梁与副梁的连接处,均设置有垫片,所述支梁通过所述垫片与所述副梁连接,其中,所述垫片的厚度与所述支梁的两侧面的外侧的宽度之和等于所述副梁的两侧面的内侧宽度。
- 根据权利要求1所述的定日镜镜架,其特征在于,所述粘结片包括用于与定日镜的反射面固定连接的托盘和用于支撑所述托盘的底座,所述托盘的截面在径向方向上呈中心厚,边缘逐渐变薄的趋势。
- 根据权利要求14所述的定日镜镜架,其特征在于,所述托盘中心设置有第三通孔。
- 根据权利要求1所述的定日镜镜架,其特征在于,在同一个副梁的长度方向上,相邻两个反射单元的接缝两侧的两个粘结片之间的距离小于其他位置处相邻两个粘结片之间的距离。
- 根据权利要求1所述的定日镜镜架,其特征在于,每个所述支撑块由两个或两个以上支撑块垫片堆叠组合而成。
- 根据权利要求1所述的定日镜镜架,其特征在于,还包括若干个固定套设于主梁上的中心支架,所述副梁通过中心支架与主梁连接,所述中心支架包括相互间隔且平行设置的第一支撑片和第二支撑片,所述第一支撑片和第二支撑片通过位于二者之间的至少一个支撑件固定连接;其中,所述第一支撑片上设置有第一通孔,所述第二支撑片上设置有第二通孔,所述第一通孔和第二通孔构成中心支架通孔;所述中心支架通过所述中心支架通孔套设于所述主梁上,并且与主梁固定连接,所述中心支架上设置有用于与所述副梁连接的安装点,所述副梁通过所述安装点与所述中心支架连接。
- 根据权利要求18所述的定日镜镜架,其特征在于,所述支撑件为支撑柱,或与所述主梁同心设置的套筒、或设置于所述第一支撑片和第二支撑片之间的加强筋。
- 根据权利要求18所述的定日镜镜架,其特征在于,所述中心支架上设置有第一安装点位;所述第一安装点位由分别位于第一支撑片和第二支撑片上的两个对应安装点位单元组成;所述第一安装点位设置于所述中心支架的上部,所述副梁在第一安装点位处与所述中心支架连接。
- 根据权利要求20所述的定日镜镜架,其特征在于,每个套设于所述主梁上的中心支架上均设置有所述第一安装点位,并且,在自主梁中间位置分别向主梁两端位置延伸的方向,若干中心支架上的各第一安装点位到所述主梁中心轴线的距离依次递增,使得所述若干中心支架上的各第一安装点位呈中间低,两端高的弧线排布,并且,各中心支架上的第一安装点位沿垂直主梁中心轴线且平分主梁的平面呈镜像对称设置。
- 根据权利要求20所述的定日镜镜架,其特征在于,所述中心支架在垂直于所述中心支架通孔中心轴线的平面上的投影为六边形结构,并且,所述投影的顶边长度小于底边长度。
- 根据权利要求22所述的定日镜镜架,其特征在于,所述第一支撑片的上部和第二支撑片的上部分别对应的两组顶角处各设置一个第一支撑柱,所述第一支撑片的下部和第二支撑片的下部分别对应的左右两组顶角处各设置一个第二支撑柱。
- 根据权利要求23所述的定日镜镜架,其特征在于,所述第一支撑 片和第二支撑片之间还设置有第三支撑柱,所述第三支撑柱位于所述中心支架的上部,并且位于两个第一支撑柱连线的中点的正下方。
- 根据权利要求24所述的定日镜镜架,其特征在于,所述第三支撑柱以及两个第二支撑柱到所述中心支架通孔中心轴线的距离相等。
- 根据权利要求23所述的定日镜镜架,其特征在于,在每个中心支架中,两个第一支撑柱在第一支撑片上的两个连接点连线后形成第一连接线段,两个第一支撑柱在第二支撑片上的两个连接点连线后形成第二连接线段;所述第一安装点位在第一支撑片上对应的安装点位单元,位于第一连接线段沿第一支撑片表面的垂直平分线上;所述第一安装点位在第二支撑片上对应的安装点位单元,位于第二连接线段沿第二支撑片表面的垂直平分线上。
- 根据权利要求26所述的定日镜镜架,其特征在于,所述第一连接线段和第二连接线段所在的平面为基准平面,在套设于主梁之上的若干中心支架中,第一安装点位位于基准平面上方的中心支架数量,与第一安装点位位于基准平面下方的中心支架数量相同。
- 根据权利要求18所述的定日镜镜架,其特征在于,所述第一支撑片和第二支撑片相互对称且平行设置。
- 根据权利要求18所述的定日镜镜架,其特征在于,所述副梁为弧线形,并且,所述副梁最低点位于中心支架与副梁连接处。
- 根据权利要求18所述的定日镜镜架,其特征在于,所述中心支架通孔中心轴线到所述中心支架的顶面的距离大于所述中心支架通孔中心轴线到所述中心支架的底面的距离。
- 根据权利要求18所述的定日镜镜架,其特征在于,所述副梁包括一个顶面以及自所述顶面长度方向两侧分别延伸出的两个侧面,所述中心支架上部夹设于所述副梁的两个侧面之间。
- 根据权利要求18-31任一项所述的定日镜镜架,其特征在于,所述还包括分设于主梁延伸方向两侧的支梁,所述支梁包括第一支梁和第二支梁, 并且,每个所述支梁的一端与所述中心支架连接,另一端与所述副梁连接。
- 根据权利要求32所述的定日镜镜架,其特征在于,经过所述第一支梁与副梁连接点且与主梁中心轴线垂直相交的直线,与所述第一支梁延长线之间的夹角大于等于0°,小于等于5°;经过所述第二支梁与副梁连接点且与主梁中心轴线垂直相交的直线,与所述第二支梁延长线之间的夹角大于等于0°,小于等于5°。
- 根据权利要求32所述的定日镜镜架,其特征在于,所述中心支架上设置有所述第一安装点位时,所述中心支架上对应所述第一安装点位还设置有两个安装点位,第二安装点位和第三安装点位;每个所述安装点位均由分别位于第一支撑片和第二支撑片上的两个对应安装点位单元组成;所述第一支梁在第二安装点位处与所述中心支架连接,所述第二支梁在第三安装点位处与所述中心支架连接。
- 根据权利要求34所述的定日镜镜架,其特征在于,所述第一安装点位、第二安装点位和第三安装点位按等腰三角形形状排布,所述第二安装点位和第三安装点位沿经过第一安装点位和主梁中心轴线的竖直平面对称设置。
- 根据权利要求32所述的定日镜镜架,其特征在于,所述第一支梁包括一个顶面以及自所述顶面长度方向两侧分别延伸出的两个侧面,所述第一支梁的一端夹设于所述中心支架的第一支撑片和第二支撑片之间;所述第二支梁包括一个顶面以及自所述顶面长度方向两侧分别延伸出的两个侧面,所述第二支梁的一端夹设于所述中心支架的第一支撑片和第二支撑片之间。
- 一种定日镜镜架,包括主梁、以及间隔设置在主梁上的若干支架单元,所述支架单元沿主梁中心轴线延伸方向固定于主梁之上,其中,每个支架单元包括一个固定套设于主梁上的中心支架、一个通过中心支架与主梁连接的副梁,其特征在于,所述中心支架包括相互间隔且平行设置的第一支撑片和第二支撑片,所 述第一支撑片和第二支撑片通过位于二者之间的至少一个支撑件固定连接;其中,所述第一支撑片上设置有第一通孔,所述第二支撑片上设置有第二通孔,所述第一通孔和第二通孔构成中心支架通孔;所述中心支架通过所述中心支架通孔套设于所述主梁上,并且与主梁固定连接,所述中心支架上设置有用于与所述副梁连接的安装点,所述副梁通过所述安装点与所述中心支架连接。
- 一种定日镜,其特征在于,包括:定日镜的反射面,与所述反射面连接的定日镜镜架,所述定日镜镜架为权利要求1-37中任一项所述的定日镜镜架。
- 一种定日镜场,其特征在于,包括权利要求38所述的定日镜。
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US17/785,550 US20230008043A1 (en) | 2020-01-13 | 2021-01-11 | Heliostat frame and heliostat thereof, and heliostat field |
EP21741047.1A EP4092350A4 (en) | 2020-01-13 | 2021-01-11 | HELIOSTAT FRAME AND ASSOCIATED HELIOSTAT, AND HELIOSTAT FIELD |
CN202180018615.5A CN115943279A (zh) | 2020-01-13 | 2021-01-11 | 一种定日镜镜架及其定日镜、定日镜场 |
AU2021207943A AU2021207943B2 (en) | 2020-01-13 | 2021-01-11 | Heliostat frame and heliostat thereof, and heliostat field |
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CN202010032374.7A CN113188262B (zh) | 2020-01-13 | 2020-01-13 | 一种定日镜镜架 |
CN202010031804.3 | 2020-01-13 | ||
CN202010031804.3A CN113108493B (zh) | 2020-01-13 | 2020-01-13 | 一种定日镜镜架及其定日镜、定日镜场 |
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