WO2016000437A1 - Cadre et collecteur de chaleur solaire comportant celui-ci - Google Patents

Cadre et collecteur de chaleur solaire comportant celui-ci Download PDF

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Publication number
WO2016000437A1
WO2016000437A1 PCT/CN2015/000428 CN2015000428W WO2016000437A1 WO 2016000437 A1 WO2016000437 A1 WO 2016000437A1 CN 2015000428 W CN2015000428 W CN 2015000428W WO 2016000437 A1 WO2016000437 A1 WO 2016000437A1
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WO
WIPO (PCT)
Prior art keywords
frame
rotating beam
rotating
heat collecting
suspension
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Application number
PCT/CN2015/000428
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English (en)
Chinese (zh)
Inventor
赵小峰
Original Assignee
赵小峰
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Filing date
Publication date
Application filed by 赵小峰 filed Critical 赵小峰
Publication of WO2016000437A1 publication Critical patent/WO2016000437A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
    • 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
    • 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 relates to a solar heat collecting device, in particular to a frame and a solar heat collecting device suitable for a trough type solar heat collecting device.
  • Trough solar thermal power generation is the only photothermal power generation technology that has been commercialized and has a history of more than 30 years. The biggest advantage of this technology is its thermal storage capacity, which can produce electricity according to grid load requirements and can be used without light. In the case of the case, the heat generation is used for continuous power generation.
  • the existing trough system mainly uses the east-west tracking method to converge sunlight, which has the following disadvantages:
  • the manufacturing precision of the mirror is poor: the existing mainstream technology is a glass hot-bending grooved mirror. Due to the high temperature in the large space, the uniformity of the temperature field in the whole region cannot be controlled for a long time, accurately and effectively, and the optical characteristics of the product. Different shapes, can not guarantee accuracy, microscopic also has a large number of corrugations, the edge of the line focusing light band is blurred when used, the light band exceeds 70mm (25mm under optical precision), and the qualified product index is 70 times of test poly factor, and The theoretical value of 185 times is far apart.
  • the essence of solar energy convergence technology is to achieve high proportion of convergence. Due to the low energy density of the convergence, it has a great impact on further utilization.
  • the manufacturing process of the mounting frame is difficult: the geometrical dimensions of the unit mounting frame are large, and the whole processing is required. It is very heavy, and a large number of mirror mounting bolt positions require separate spatial positioning, which cannot achieve standardized production, and is difficult in terms of guarantee accuracy. , high manufacturing costs. Since the mounting frame needs to carry the overall load of itself and the reflecting unit, the reflecting unit is assembled after the mirror is installed, and its weight is up to several thousand kilograms. It must be transported from the workshop to the installation. The field needs to be hoisted with large cranes, and the overall installation and positioning process is more difficult.
  • the overall stability of the device the length of the device is about 150 meters, the driving point of the rotation is only the middle point.
  • the two ends will inevitably sway, and if the wind is too large, it will easily cause permanent deformation of the rack.
  • the change of the center of gravity is also likely to cause the position of both ends to be skewed, so that a large amount of concentrated light cannot reach the central heat collecting tube.
  • the production cost of vacuum heat collecting tube is high: because the mirror can not accurately collect light, the heat collecting tube needs large diameter, the material cost is high, the manufacturing technology is difficult, and the yield is low, resulting in a smaller procurement cost and a diameter of more than 5 times. .
  • the requirement of the rotating tracking component is high: since the rotating power component drives only one force point, the driving of the 150-meter long-span device will generate a large torque, and the strength of the rotating component is high.
  • the service life of the rotary joint and the heat transfer oil is too short: the use of the rotary joint in the existing structure is a helpless action to compensate for the expansion deformation caused by the cold and heat change of the heat collecting tube.
  • the joint is not produced in China, and the life of the imported device is only 2 years. Significantly increased future operating costs.
  • the service life of the heat transfer oil is also less than 3 years, and the replacement cost in this area is also very large.
  • the overall cost is high: the electricity consumption of the existing system is higher than 14% of its power generation, while the power consumption of conventional thermal power generation is only about 5% of its power generation, mainly the rotating drive mechanism and the heat transfer oil circulation. And the auxiliary heat exchange circulation system and the like greatly increase the power consumption. Moreover, the overall defects of the prior art lead to the equipment cost, installation and construction cost, operation and maintenance cost of the current trough solar power generation system are too high, and the cost of the regenerative unit put into operation abroad is as high as 6000 Euro/KW, and the feasibility of domestic multi-projects The estimated cost is higher than 35,000 yuan / KW, and the high investment and operation and maintenance costs make the power generation cost much higher than conventional coal power generation.
  • the first technical problem to be solved by the present invention is to provide a frame of a solar heat collecting device which is low in cost and light in overall quality and easy to be installed, debugged and processed, in view of the above state of the art.
  • a second technical problem to be solved by the present invention is to provide a solar heat collecting device which is low in overall cost, easy to install and debug, light in weight, and high in heat conversion efficiency.
  • a frame comprising a frame unit, wherein the frame unit comprises two ground fixing brackets disposed opposite to the ground and a rotating beam, a suspension frame, a gravity balance beam, and a vacuum heat collecting tube;
  • the rotating beam can rotate relative to the ground fixing frame about a horizontal axis;
  • the suspension frame is symmetric in the whole And the left and right sides are gradually uplifted, so that the upper surface thereof forms a curved surface of the frame structure for fixing the reflector, and the suspension frame is disposed between the two opposite ground fixtures, under the rotating beam and rotates a certain distance between the beams, the suspension frame is fixedly connected with the rotating beam above it and can swing to the left and right with respect to the ground fixing frame;
  • the gravity balance beam is connected with the rotating beam and arranged in parallel above the rotating beam and rotating a gap between the beams;
  • the vacuum heat collecting tube is arranged side by side with the rotating beam, and is in close contact with the rotating beam, the horizontal axis is in line with the center line of the vacuum heat collecting tube;
  • the left and right symmetry lines of the suspension frame coincide with the projection of the rotating beam and the gravity balance beam on the suspension frame in a natural unstressed state.
  • the top of the ground fixing frame is fixed with a rotating shaft protruding outward, and the two ends of the rotating beam are respectively sleeved outside the rotating shaft and rotatable about the rotating shaft by a pipe or a plate having a U-shaped opening integrally connected thereto.
  • the rotating beams are spaced apart along the length thereof by the lower side thereof, and the connecting rods are fixedly connected to the downwardly downwardly extending connecting rods, and the hanging frame comprises a plurality of square tubes which are alternately interlaced and formed on the upper surface. The surface of the frame structure.
  • the connecting rod is connected with an upwardly extending support rod connected to the gravity balance beam.
  • a power suspension frame is disposed below the suspension frame, and the power suspension frame includes a circular arc-shaped rack extending along a width direction of the suspension frame, the circle The center of the curved rack is located on the horizontal axis.
  • the frame unit is arranged in plurality and arranged side by side, wherein a reduction motor is provided with a bidirectional output under one frame unit, and an output shaft of the reduction motor is connected to the flexible shaft.
  • the flexible shaft extends along an extending direction of the rotating beam and cooperates with the arc-shaped rack, and the rotation of the flexible shaft drives the arc-shaped rack to rotate.
  • the flexible shaft is coupled to a vertical reversing transmission, the vertical reversing transmission being coupled to a gear, the shaft of the gear being in the same direction as the flexible shaft, the gear and
  • the arc-shaped racks are matched and are coplanar with the arc-shaped rack, and the gears and the vertical reversing transmission are both fixed on the ground bracket and located below the arc-shaped rack.
  • the vacuum heat collecting tubes between each frame unit are fixedly connected by a U-shaped tube, and the U-shaped tube is connected to the ground holder Fixed connection.
  • a solar heat collecting device having the above frame, a focal line of the reflecting plate coincides with a center line of the vacuum heat collecting tube, and the reflecting plate includes a bottom plate and a glass reflective lens, the bottom plate comprising a hard outer casing and a lightweight inner layer located inside the outer casing, the outer casing and the inner layer are both polymer materials, and the upper surface of the bottom plate is connected with the glass reflective lens through the grease layer, and the grease
  • the layer includes spaced apart grease and an air passage between the grease, the air passage being communicated to the outside through an exhaust passage through the outer casing and the inner layer.
  • the glass reflective lens is attached A circumference of the surface of the bottom plate is provided with a ring of card slots, and the card slot is engaged with a sealing bead, and the edge sealing strip seals the periphery of the glass reflective lens and is glued to the periphery of the glass reflective lens.
  • the outer casing and the inner layer are made of a polyurethane material, and wherein the inner layer is a polyurethane foamed structure.
  • the frame of the invention is equipped with a reasonable mechanical structure, and is mainly composed of a triangular-supported suspension structure, and is matched with the arrangement of the gravity balance beam, and is combined with the corresponding reflector plate, so that the metal consumption of the frame is greatly reduced, and the overall quality is greatly reduced.
  • the overall strength and structural stability can be greatly improved, and the wind resistance is greatly improved, and the driving devices for driving the respective units are the same, which further improves the synchronization and stability of the frame rotation.
  • the solar collector device using the frame has the advantages of light weight and high light collecting efficiency, so that the entire heat collecting device can directly use water as a heat conducting medium in the vacuum heat collecting tube, thereby greatly simplifying the heat system, and further The heating efficiency is greatly improved and the power consumption of the production process is reduced, and the cost is further reduced.
  • FIG. 1 is a schematic structural view of an embodiment of a solar heat collecting device of the present invention.
  • FIG 2 is another schematic structural view (viewed from the bottom) of an embodiment of the solar heat collecting device of the present invention.
  • FIG 3 is a schematic structural view of a transmission device in an embodiment of a solar heat collecting device of the present invention.
  • FIG. 4 is a schematic view showing the connection structure between the plate and the rotating shaft at both ends of the rotating beam in the embodiment of the solar heat collecting device of the present invention (the ground fixing frame 1 is removed, and the rotating shaft is partially cut).
  • Figure 5 is a cross-sectional view of a reflector in the embodiment of the solar heat collecting device of the present invention.
  • Fig. 6a is a cross-sectional view showing a first embodiment of a connection structure between a reflector and a frame in the solar heat collecting device of the present invention.
  • 6b is a cross-sectional view showing a second embodiment of a connection structure between a reflector and a frame in the solar heat collecting device of the present invention.
  • FIG. 1-3 there is a preferred embodiment of a solar thermal collector to which the framework of the present invention is applied.
  • the solar heat collecting device includes a frame and a plurality of reflecting plates 4.
  • the frame is formed by sequentially arranging a plurality of frame units, and the reflector 4 is mounted in each frame unit to constitute the entire solar heat collecting device.
  • each frame unit includes two ground mounts 1, a rotating beam 2, a suspension frame 3, a gravity balance beam 5, and a vacuum heat collecting tube 10;
  • two ground mounting brackets 1 are vertically fixed to the ground and are disposed oppositely for erecting the rotating beam 2 And a component, in particular, a rotating shaft 11 protruding outwardly is fixed on both sides of the top of the mounting bracket 1 .
  • the two ends of the rotating beam 2 respectively pass through a plate 23 having a U-shaped opening integrally connected thereto.
  • both ends of the rotating beam 2 are respectively mounted on the two opposite ground fixing frames 1, and can be rotated about the rotating shaft 11 with respect to the ground fixing frame 1, the center of the rotating shaft 11
  • the line is the horizontal axis of the rotation of the rotating beam 2.
  • the rotating beam 2 can also be connected to the ground fixed frame 1 by other means, as long as it is connected between the opposite two ground fixing frames 1 and can rotate around the horizontal axis. Just fine.
  • Each of the floor mounts 1 includes a cross member 12 at the top and a bottom frame 13 extending downward from the lower side of the cross member 12, the reel 11 being located intermediate the cross member 12.
  • the suspension frame 3 is disposed between two opposite ground fixing frames 1 under the rotating beam 2 and has a certain distance from the rotating beam 2, and the suspension frame 3 is fixedly connected with the rotating beam 2 above it to be opposite The ground mount 1 swings to the left and right.
  • the lower side of the rotating beam 2 is fixedly connected to the suspension frame 3 by connecting rods 21 spaced along the length direction of the rotating beam 2 and downwardly diverging;
  • the suspension frame 3 includes a plurality of square tubes 31 which are alternately staggered with each other, and have a symmetrical shape on the left and right sides and a sloping shape on the left and right sides, so that the upper surface thereof forms a curved surface of a frame structure, and is used for fixing the solar heat collecting device.
  • the reflecting plate 4, specifically, the reflecting plate 4 is fixedly coupled to each of the tubes 31, and the reflecting plate 4 can follow the rotation of the rotating beam 2 around the rotating beam 2.
  • each of the reflecting plates 4 has a reflecting surface having a paraboloid surface, and the reflecting surface is disposed upward.
  • the reflecting plates 4 are disposed close to the square tube 31 of the suspension frame 3, and the curved surface and reflection formed by the square tube 31 are provided.
  • the shape of the plate 4 coincides.
  • the focal line of the reflecting plate 4 coincides with the center line of the vacuum heat collecting tube 10.
  • the gravity balance beam 5 is arranged in parallel above the rotating beam 2 and has a certain distance from the rotating beam.
  • the connecting rod 21 is connected with an upwardly extending support rod 22 which is connected to the gravity balance beam 5 above the rotating cross member 2 to connect the gravity balance beam 5 with the rotating cross member 2.
  • the gravity balance beam 5 and the suspension frame 3 are respectively located above and below the rotating beam 2, and the three are fixed to each other to form an integral body, and the left and right symmetry lines of the suspension frame 3 and the rotating beam which are naturally free from external force. 2 and the projection of the gravity balance beam 5 on the suspension frame 3 coincides.
  • the vacuum heat collecting tube 10 is disposed side by side with the rotating beam 2 and is in close contact with the rotating beam 2, and the center line of the vacuum heat collecting tube 10 and the horizontal axis of the rotating beam 2 (ie, the center line of the rotating shaft 11) are On the same line.
  • a power suspension frame 6 is attached below the suspension frame 3, the power suspension frame 6 is located below the suspension frame 3, and the power suspension frame 6 together with other components constitutes driving the suspension frame 3 Rotating drive.
  • the driving device includes a bidirectional output geared motor 71 disposed under one of the frame units of one of the rows and placed on the ground.
  • the output shaft of the geared motor 71 is coupled to the flexible rotating shaft 72.
  • the flexible rotating shaft 72 is driven from the reduction motor 71. Both sides extend to both sides in the extending direction of the rotating beam, respectively, and a flexible rotating shaft 72 is coupled to the power suspension frame 6.
  • the power suspension frame 6 is provided with a circular arc-shaped rack 61 extending in the width direction of the suspension frame 3.
  • the The circular arc rack 61 is connected to the suspension frame 3 by a plurality of connecting rods extending downward from the suspension frame 3.
  • the flexible rotating shaft 72 is matched by the arc-shaped rack 61 fixed on the power suspension frame 6, and the circular rotating rack 61 is driven to drive the power suspension frame 6 and suspended by the rotation of the flexible rotating shaft 72.
  • the frame 3 is pivoted about a rotating beam 2, and the center of the arc-shaped rack 61 is located on the rotating beam 2.
  • the flexible shaft 72 cooperates with a vertical reversing transmission 73 fixed to the power suspension frame 6.
  • the vertical reversing transmission may be a worm gear or a bevel gear, and the flexible shaft 72 is spirally shaped. The rotation is converted into a plane rotation with respect to the direction in which the flexible shaft 72 extends.
  • the vertical reversing transmission is coupled to a gear 74 having the shaft in the same direction as the flexible shaft 72 and the gear 74 in the arcuate rack. Below the 61, the gear 74 cooperates with the arcuate rack 61 and is flush with the arcuate rack 61. With this configuration, the entire suspension frame 3, the power suspension frame 6, and the rotating beam and the gravity balance beam 5 are rotated about the rotating shaft 11 by the reduction motor 71.
  • the vertical reversing transmission and the gear 74 are both fixed to the ground support 1 and located below the arc-shaped rack 61.
  • the flexible shaft 72 can extend under the plurality of frame units and cooperate with the power suspension frame 6 on the plurality of frame units, the rotation torque of the flexible shaft is small, and a geared motor can be driven by the flexible shaft 72.
  • the plurality of frame units enable the entire row of frame units to rotate uniformly in the same direction and at the same speed.
  • the reduction motor 71 is bidirectionally output and has the gravity balance beam 5, the rotation of the entire apparatus is made smoother and more stable.
  • the gravity balance beam 5 can be filled with cement precast or square tube cement, and the weight is slightly smaller than the total weight of the suspension frame 3 and the reflector 4, and the projection of the gravity balance beam 5 and the rotating beam 2 coincides with the gap between the reflection plates 4 during operation.
  • the effective illumination of the mirror is not blocked, and the vacuum heat collecting tube 10 which extends in the same direction as the rotating beam 2 and is in close contact with the rotating beam 2 is provided.
  • the vacuum heat collecting tubes between each frame unit are fixedly connected to each other through the U-shaped bending tube 100, and the U-shaped bending tube 100 can compensate the linear expansion of the vacuum collecting tube 10 due to the high temperature, and ensure the vacuum of each unit.
  • the connection between the heat collecting tubes 10 is reliable.
  • the U-shaped expansion tube 100 is fixed to the ground fixing frame, and the vacuum heat collecting tube 10 and the U-shaped bending tube 100 are kept in a fixed position during the rotation of the rotating beam 3 and the entire suspension frame, thereby ensuring the entire The reliability of the device and the high heat collection efficiency.
  • the rotating beam 3, the connecting rod 21, the suspension frame 3, the support rod 22, and the gravity balance beam 5 are welded and fixed to each other.
  • the frame unit can be driven by other driving devices.
  • the reflector 4 includes a bottom plate 41 and a glass reflective lens 42.
  • the bottom plate 41 includes a hard outer casing 411 and a lightweight inner layer 412.
  • the outer casing 411 and the inner layer 412 of the bottom plate 41 are made of a polymer.
  • the material is made of, in particular, the polyurethane material and the foaming agent material are mixed and then foamed. Therefore, the surface structure of the outer casing 411 is dense, hard and smooth, and the average density is between 90 and 130 kg/m 3 .
  • the molding shrinkage ratio is less than 0.2%, and the coefficient of linear expansion is less than 30 ⁇ 10 -6 .
  • the inner layer 412 can be a polyurethane foam structure, which is bulky and light in weight. It can also be understood by those skilled in the art that as long as the outer casing 411 is a hard material, the inner layer 412 may be a lightweight material, or may be made of a combination of other polymer materials.
  • a fixed glass reflective lens 42 is attached to the upper surface of the outer casing 411, and the outer casing 411 is connected to the surface of the glass reflective lens 42.
  • the surface is smooth, and the outer casing 411 and the glass reflective lens 42 are connected by a grease layer 43 comprising spaced apart grease 431 and an air passage 432 between the grease 431.
  • the air passage 432 passes through the outer casing 411 and the inner layer 412.
  • the suction passage 44 is connected to the outside, and the air passage 432 is evacuated by the suction passage 44, so that the grease 431 can tightly adsorb the lens 42 to the bottom plate 41. It is also possible to periodically evacuate the air passage 432 through the suction passage 44 to maintain the stability of the attachment between the glass reflecting mirror 42 and the bottom plate 41.
  • the glass reflective lens 42 is a mirror having a thickness of between 0.2 mm and 1 mm, preferably 0.7 mm.
  • the glass reflective lens 42 is closely adhered to the bottom plate 41 by the grease layer 43 and the glass reflective lens 42 can be thinned. It is curved along the shape of the bottom plate 41. Therefore, the reflector can be used in a trough solar thermal power generation device, and the bottom plate 41 can be made into a parabola with a precise cross section on the upper surface, that is, the upper surface of the bottom plate 1 is a precise paraboloid, as long as the glass reflective lens 42 is attached.
  • the glass reflective lens 42 can be attached to the bottom plate 41 to be bent into the same paraboloid surface, and the reflecting plate required for the solar heat collecting device can be formed without using a hot bending process, and the reflecting plate is light in weight and strong in strength. .
  • a surface of the bottom surface of the bottom plate 41 to which the glass reflective lens 42 is attached is provided with a ring of card slots 413 .
  • the card slot 413 is engaged with an edge sealing strip 45 , and the edge sealing strip 45 seals the glass reflection.
  • the periphery of the lens 42 is glued to the periphery of the glass reflective lens 42.
  • the edge sealing strip 45 has a certain elasticity.
  • the glass reflecting lens and the bottom plate are combined by the grease layer.
  • the glass reflecting lens and the bottom plate are inflated by the temperature change, the glass can be freely slid by the grease, but it is difficult to slide under the action of natural gravity, and the temperature is avoided.
  • the change causes deformation or damage caused by stress between the glass reflective lens and the bottom plate, which ensures the shape stability of the product under different meteorological temperatures, and the grease layer can transmit and distribute the force to the bottom plate when the glass reflective lens is subjected to external impact.
  • glass breakage due to natural causes such as hail is avoided.
  • the reflector 4 of the present invention is not only light in weight, high in strength, but also can avoid deformation of the glass reflecting mirror 42 during hot bending, and thus has high reflectivity, and can be used for a solar heat collecting device to have a high convergence. Light and heat performance. Moreover, the reflector 4 has a simple structure and convenient processing, and can buffer external stress and impact by itself, and has a long service life. At the same time, due to the reflecting plate, the diameter of the vacuum heat collecting tube used in the entire heat collecting device can be greatly reduced.
  • Figures 6a, 6b show two embodiments of the connection structure of the reflector 4 and the square tube 31 (part of the frame) of the present invention.
  • the specific connecting structure of the reflecting plate 4 and the square tube 31 is such that the reflecting plate 4 is provided with a threaded embedded member 48, and the square tube 31 is closely placed under the reflecting plate 4.
  • the connecting member 8 is sleeved on the outer side of the square tube 31, and the connecting member 8 and the threaded embedded member 48 of the reflecting plate 4 are fixed to each other by the screw 81 such that one surface of the square tube 31 abuts below the reflecting plate 4; as shown in Fig.
  • the connecting member 8 is in close contact with the bottom of the square tube 31, and has a gap between the two sides of the square tube 31, that is, the square tube 31 can slide in the connecting member 8, that is, the square tube 31 and the reflecting plate 4 are adjusted.
  • the relative position between the reflectors 4 and the square tube 31 may cause a difference in expansion when the temperature changes, and a displacement space is required between each other to prevent stress.
  • the reserved gap in this manner can satisfy this requirement.
  • the reflector 4 can be at 40 ° C to one Stable use in the range of 30 °C.
  • the connecting member 8 is in close contact with the outer surface of the square tube 31, that is, between the square tube 31 and the reflecting plate 4.
  • the relative position is not movable.

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

Abstract

L'invention concerne un cadre et un collecteur de chaleur solaire comportant celui-ci; le cadre comprend une unité de cadre; l'unité de cadre comprend deux montures (1) fixées au sol, une poutre rotative (2), un dispositif de suspension (3), une poutre d'équilibrage de pesanteur (5) et un tuyau de recueil de chaleur sous vide (10); deux extrémités de la poutre rotative (2) sont respectivement disposées sur les deux montures (1) fixées au sol et peuvent tourner l'une par rapport à l'autre; le dispositif de suspension (3) est relié fixement à la poutre rotative (2) située au-dessus de celui-ci, et peut osciller d'un côté à l'autre; la poutre d'équilibrage de pesanteur (5) est reliée à la poutre rotative (2); et le tuyau de recueil de chaleur sous vide (10) est solidement fixé sous la poutre rotative (2). Le cadre possède une structure mécanique d'appui raisonnable, réduisant la consommation de métal, réduisant la masse totale, améliorant la résistance globale et la stabilité structurale, et améliorant la résistance au vent, et une synchronisation et une stabilité de rotation de cadre.
PCT/CN2015/000428 2014-06-30 2015-06-19 Cadre et collecteur de chaleur solaire comportant celui-ci WO2016000437A1 (fr)

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CN201410310238.4 2014-06-30
CN201410310238.4A CN104266395B (zh) 2014-06-30 2014-06-30 一种框架以及具有该框架的太阳能集热装置

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CN109186107A (zh) * 2018-08-31 2019-01-11 山东奇威特太阳能科技有限公司 槽式集热器支架及其用途
CN113278800A (zh) * 2021-04-19 2021-08-20 宝钛华神钛业有限公司 一种海绵钛还原中过道电热丝位置可调装置
CN113513846A (zh) * 2021-09-07 2021-10-19 吾度科技有限公司 一种恶劣天气用新能源太阳能收集器
CN115060035A (zh) * 2022-05-23 2022-09-16 宝钢空调（泰州）有限公司 一种蓄热式且可低温运行的热回收型模块化风冷热水机组
CN115682445A (zh) * 2022-10-17 2023-02-03 河北珠峰仪器仪表设备有限公司 一种高精准度快捷式安装的槽式太阳能集热器支撑体

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CN104266395B (zh) * 2014-06-30 2016-07-06 赵小峰 一种框架以及具有该框架的太阳能集热装置
CN205481857U (zh) * 2015-06-02 2016-08-17 张正文 安装免调试防爆免热弯太阳能槽式聚光系统

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