A full-day concentrated thermal power unit

Abstract

The present invention discloses a full-day concentrated thermal power unit, which relates to the field of clean energy technology, and includes: a photoelectric detector, a support frame, a base, a solar energy utilization device body, a driving device and a controller, wherein the photoelectric detector is used to detect the direction of sunlight in real time; the solar energy utilization device body is connected to the support frame by rotating around a first axis, a circular track is arranged on the base, the bottom of the support frame is movably arranged on the circular track along the circular track, the central axis of the circular track is a second axis, and the first axis is always perpendicular to the second axis; the photoelectric detector transmits the detected sunlight angle information to the controller, and the controller controls the driving device to drive the solar energy utilization device body to rotate around the first axis and / or the second axis according to the sunlight angle information detected by the photoelectric detector so that the light receiving end of the solar energy utilization device body always faces the sun. The full-day concentrated thermal power unit provided by the present invention can improve the utilization rate of solar energy.

Description

Technical Field

[0001] The invention relates to the technical field of clean energy, and in particular to a full-day concentrated thermal power unit. Background Art

[0002] As a clean energy, solar energy is widely used in various fields, and solar water heaters are one of the major categories. However, existing solar water heaters do not have the function of adjusting the angle during use, which results in the light-receiving end of the solar water heater being able to receive solar energy only in a specific direction. However, at different times of the day, the angle of sunlight is constantly changing, which results in the light-receiving end of the solar water heater being able to receive direct sunlight only within a period of time. The sunlight at other times is not directly directed to the light-receiving end of the solar water heater, which results in low utilization of solar energy. Summary of the invention

[0003] The purpose of the present invention is to provide a full-day concentrated thermal power unit to solve the problems existing in the above-mentioned prior art, improve the utilization rate of solar energy and have a stable structure.

[0004] To achieve the above object, the present invention provides the following solutions:

[0005] The present invention provides a full-day concentrated thermal power unit, comprising: a photoelectric detector, a support frame, a base, a solar energy utilization device body, a driving device and a controller, wherein the photoelectric detector is used to detect the direction of sunlight in real time; the solar energy utilization device body is connected to the support frame by rotating around a first axis, a circular track is arranged on the base, the bottom of the support frame is movably arranged on the circular track along the circular track, the central axis of the circular track is a second axis, and the first axis is always perpendicular to the second axis; the controller is electrically connected to the photoelectric detector and the driving device, the photoelectric detector transmits the detected sunlight angle information to the controller, and the controller controls the driving device to drive the solar energy utilization device body to rotate around the first axis and / or the second axis according to the sunlight angle information detected by the photoelectric detector so that the light receiving end of the solar energy utilization device body always faces the sun.

[0006] Preferably, part or all of the power source of the photodetector is a photovoltaic panel fixedly mounted on the body of the solar energy utilization device. The photovoltaic panel is fixedly mounted on the body of the solar energy utilization device and can rotate synchronously with the body of the solar energy utilization device and always face the sun.

[0007] Preferably, both ends of the bottom of the support frame in the length direction are movably arranged on the circular track along the circular track.

[0008] Preferably, both ends of the bottom of the support frame are movably arranged on the annular track through a roller assembly, the roller assembly includes a top roller and a bottom roller, and the top roller and the bottom roller are both fixedly arranged on the bottom of the support frame; the annular track includes a top annular track and a bottom annular track, the track surface of the top annular track is horizontally upward, and the track surface of the bottom annular track is horizontally downward, the bottom roller is in rolling contact with the bottom annular track, and the top roller is in rolling contact with the top annular track.

[0009] Preferably, limiting rings are fixedly provided on opposite sides of the bottom roller and the top roller, the two limiting rings are respectively located on both sides of the annular track, and limiting surfaces that are in sliding contact with the two limiting rings are respectively provided on the inner and outer sides of the base.

[0010] Preferably, a chain is fixedly provided on the inner side of the base, a gear is rotatably provided on the bottom of the support frame, the gear rotates along a vertical axis, the gear is meshed with the chain, and the gear can roll on the chain.

[0011] Preferably, the main body of the solar energy utilization device is a solar water heater, which includes two groups of hot water pipes and two groups of reflectors, wherein the reflectors are the light receiving ends, the hot water pipes are fixedly arranged, and the reflective surface of the reflectors is an arc-shaped surface and bends toward the hot water pipes. The reflectors can reflect sunlight onto the hot water pipes and heat the water in the hot water pipes.

[0012] Preferably, the driving device includes an electric push rod, the two groups of reflectors are respectively fixed at two ends of a fixing frame, a rotating shaft is fixedly provided in the middle of the fixing frame, the rotating shaft rotates around the first axis and is connected to the support frame, the electric push rod is hinged to the support frame, the free end of the electric push rod is hinged to the rotating shaft, the free end of the electric push rod can push or pull the reflector to rotate around the first axis, and the hot water pipe is fixed to the rotating shaft through a plurality of fixing rods.

[0013] Preferably, rollers are provided at the bottom of the base.

[0014] Preferably, both ends of the rotating shaft are rotatably connected to the support frame through two rotating components respectively, and the rotating components include a plurality of rotating wheels, and the plurality of rotating wheels are rotatably connected to the support frame around an axis parallel to the first axis, and the plurality of rotating wheels are arranged around the circumference of the rotating shaft and can clamp the rotating shaft, and the plurality of rotating wheels are in rolling contact with the rotating shaft.

[0015] Compared with the prior art, the present invention has achieved the following technical effects:

[0016] The controller in the full-day concentrating thermal power unit provided by the present invention can control the driving device to drive the solar energy utilization device body to rotate around the first axis and / or the second axis according to the sunlight angle information detected by the photoelectric detector so that the light receiving end of the solar energy utilization device body is always facing the sun. The light intensity when the light receiving end is directly illuminated by the sun is stronger than the light intensity when it is obliquely illuminated by the sun. Therefore, the full-day concentrating thermal power unit provided by the present invention can improve the utilization rate of solar energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 A schematic diagram of the structure of a full-day concentrated thermal power unit provided by the present invention;

[0019] Figure 2 for Figure 1 A view from another direction;

[0020] Figure 3 This is a schematic diagram of the structure of the full-day concentrated thermal power unit provided by the present invention when no solar water heater is provided;

[0021] Figure 4 for Figure 3 A magnified view of the structure at center A;

[0022] Figure 5 for Figure 3 A magnified view of the structure at B in the middle;

[0023] Figure 6 for Figure 3 A magnified view of the structure at C in the middle;

[0024] In the figure: 1-base, 2-support frame, 21-rotating wheel, 3-solar energy utilization device body, 31-reflecting plate, 32-hot water pipe, 4-fixing rod, 5-rotating shaft, 6-reinforcement rib plate, 7-electric push rod, 8-roller assembly, 11-upper annular plate, 12-lower annular plate, 13-annular connecting plate, 14-chain, 81-top roller, 82-bottom roller, 83-gear, 9-rotating assembly. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] The purpose of the present invention is to provide a full-day concentrated thermal power unit to solve the problems existing in the prior art and improve the utilization rate of solar energy.

[0027] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0028] The present invention provides a full-day concentrated thermal power unit, such as Figures 1 to 6 As shown, it includes: a photoelectric detector, a support frame 2, a base 1, a solar energy utilization device body 3, a driving device and a controller, the photoelectric detector is used to detect the direction of sunlight in real time; the solar energy utilization device body 3 is connected to the support frame 2 by rotating around a first axis, a circular track is arranged on the base 1, and the bottom of the support frame 2 is movably arranged on the circular track along the circular track, the central axis of the circular track is the second axis, and the first axis is always perpendicular to the second axis; the controller is electrically connected to the photoelectric detector and the driving device, the photoelectric detector transmits the detected sunlight angle information to the controller, and the controller controls the driving device to drive the solar energy utilization device body 3 to rotate around the first axis and / or the second axis according to the sunlight angle information detected by the photoelectric detector so that the light receiving end of the solar energy utilization device body 3 is always facing the sun, and the scheme in the present invention can make the light receiving end of the solar energy utilization device body 3 move with the movement of the sun, so that the light receiving end is always directly exposed to the sun, therefore, the full-day concentrated thermal power unit provided by the present invention can improve the utilization rate of solar energy.

[0029] Furthermore, part or all of the power source of the photodetector is a photovoltaic panel fixedly mounted on the solar energy utilization device body 3. The photovoltaic panel rotates synchronously with the solar energy utilization device body 3 and always faces the sun, making full use of solar energy to achieve the effect of saving electricity. In addition, when the amount of electricity generated by the photovoltaic panel is not enough to maintain the operation of the photodetector, a battery can be added between the photodetector and the photovoltaic panel. The battery is connected to the power system, and the power system and the photovoltaic panel can both charge the battery to improve the stability of the device's working process.

[0030] Furthermore, both ends of the bottom of the support frame 2 in the length direction are movably arranged on the circular track along the circular track, thereby improving the stability of the moving process.

[0031] Furthermore, both ends of the bottom of the support frame 2 are movably arranged on the annular track through the roller assembly 8, and the roller assembly 8 includes a top roller 81 and a bottom roller 82, and the top roller 81 and the bottom roller 82 are fixedly arranged at the bottom of the support frame 2; the annular track includes a top annular track and a bottom annular track, the track surface of the top annular track is horizontally upward, and the track surface of the bottom annular track is horizontally downward, the bottom roller 82 is in rolling contact with the bottom annular track, and the top roller 81 is in rolling contact with the top annular track. Specifically, the base 1 is annular, and the base 1 is composed of an upper annular plate 11, a lower annular plate 12 and a plate perpendicular to the upper annular plate 11 and The annular connecting plate 13 is composed of a lower annular plate 12, the upper annular plate 11 and the lower annular plate 12 are opposite to each other up and down and have a spacing arrangement, the annular connecting plate 13 is fixedly arranged between the upper annular plate 11 and the lower annular plate 12, and the upper and lower ends of the annular connecting plate 13 are fixedly connected to the inner edges of the upper annular plate 11 and the lower annular plate 12 respectively, the upper surface of the upper annular plate 11 is the top annular track, the lower surface of the upper annular plate 11 is the bottom annular track, the bottom roller 82 is located below the upper annular plate 11, and the top roller 81 is located above the upper annular plate 11, and the above structure improves the rotation stability of the support frame 2.

[0032] Furthermore, limiting rings are fixedly arranged on opposite sides of the bottom roller 82 and the top roller 81, and the two limiting rings are respectively located on both sides of the annular track, and the inner and outer sides of the base 1 are respectively provided with limiting surfaces that are in sliding contact with the two limiting rings. The side of the annular connecting plate 13 facing away from the upper annular plate 11 and the lower annular plate 12 is a limiting surface, and the outward edge of the lower annular plate 12 is another limiting surface. The above arrangement can prevent the risk of the support frame 2 from tipping during rotation.

[0033] Furthermore, a chain 14 is fixedly provided on the inner side of the base 1, and a gear 83 is rotatably provided at the bottom of the support frame 2. The gear 83 rotates along the vertical axis, and the gear 83 meshes with the chain 14. The gear 83 can roll on the chain 14 to improve the stability of the rotation.

[0034] Furthermore, the main body 3 of the solar energy utilization device is a solar water heater, which includes two groups of hot water pipes 32 and two groups of reflectors 31. The reflectors 31 are the light receiving ends, and the hot water pipes 32 are fixedly arranged. The reflectors 31 are arc-shaped and bend toward the hot water pipes 32. The reflectors 31 can reflect sunlight onto the hot water pipes 32 and heat the water in the hot water pipes 32. The reflectors 31 are made of Dow solar tiles, and the hot water pipes 32 are connected to the user's hot water supply end to provide hot water service to the user.

[0035] Furthermore, the driving device includes an electric push rod 7, two groups of reflectors are respectively fixed at two ends of the fixing frame, a rotating shaft 5 is fixedly provided in the middle of the fixing frame, the rotating shaft 5 rotates around a first axis and is connected to the support frame 2, the electric push rod 7 is hinged to the support frame 2, the free end of the electric push rod 7 is hinged to the rotating shaft 5, the free end of the electric push rod 7 can push or pull the reflector 31 to rotate around the first axis, and the hot water pipe 32 is fixed to the rotating shaft 5 through a plurality of fixing rods 4.

[0036] Furthermore, a plurality of reinforcing ribs 6 are provided on the side of the reflective plate 31 facing away from the hot water pipe 32 , and weight-reducing holes are provided on the reinforcing ribs 6 .

[0037] Furthermore, rollers are provided at the bottom of the base 1 to facilitate the movement of the entire device.

[0038] Furthermore, both ends of the rotating shaft 5 are rotatably connected to the support frame 2 through two rotating components 9 respectively, and the rotating component 9 includes a plurality of rotating wheels 21, and the plurality of rotating wheels 21 are rotatably connected to the support frame 2 around an axis parallel to the first axis, and the plurality of rotating wheels 21 are arranged around the circumference of the rotating shaft 5 and can clamp the rotating shaft, and the plurality of rotating wheels 21 are in rolling contact with the rotating shaft 5. Preferably, the middle portion of the rotating shaft 5 is rotatably arranged on the support frame 2 through at least one bearing.

[0039] The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A full-day concentrated thermal power unit, characterized in that: include: A photoelectric detector, a support frame, a base, a solar energy utilization device body, a driving device and a controller, wherein the photoelectric detector is used to detect the direction of sunlight in real time; The solar energy utilization device body is connected to the support frame by rotating around a first axis, a circular track is arranged on the base, and the bottom of the support frame is movably arranged on the circular track along the circular track, the central axis of the circular track is a second axis, and the first axis is always perpendicular to the second axis; the controller is electrically connected to the photoelectric detector and the driving device, the photoelectric detector transmits the detected solar illumination angle information to the controller, and the controller controls the driving device to drive the solar energy utilization device body to rotate around the first axis and / or the second axis according to the solar illumination angle information detected by the photoelectric detector. The second axis rotates so that the light-receiving end of the solar energy utilization device body is always facing the sun; part or all of the power source of the photoelectric detector is a photovoltaic panel fixedly mounted on the solar energy utilization device body, and the photovoltaic panel is fixedly mounted on the solar energy utilization device body and can rotate synchronously with the solar energy utilization device body and always face the sun; both ends of the bottom of the support frame in the length direction are movably arranged on the circular track along the circular track; both ends of the bottom of the support frame are movably arranged on the circular track through a roller assembly, and the roller assembly includes a top roller and a bottom roller, and the top roller and the The bottom rollers are all fixedly arranged at the bottom of the support frame; the annular track includes a top annular track and a bottom annular track, the track surface of the top annular track is horizontally facing upwards, and the track surface of the bottom annular track is horizontally facing downwards, the bottom roller is in rolling contact with the bottom annular track, and the top roller is in rolling contact with the top annular track; limiting rings are fixedly arranged on opposite sides of the bottom roller and the top roller, and the two limiting rings are respectively located on both sides of the annular track, and limiting surfaces that are in sliding contact with the two limiting rings are respectively arranged on the inner side and the outer side of the base; a chain is also fixedly arranged on the inner side of the base, and a gear is rotatably arranged at the bottom of the support frame, The gear rotates along the vertical axis, the gear meshes with the chain, and the gear can roll on the chain; the base is annular, and the base is composed of an upper annular plate, a lower annular plate and an annular connecting plate perpendicular to the upper annular plate and the lower annular plate, the upper annular plate and the lower annular plate are opposite to each other and have a spacing arrangement, the annular connecting plate is fixedly arranged between the upper annular plate and the lower annular plate, and the edges at the upper and lower ends of the annular connecting plate are respectively fixedly connected to the inner edges of the upper annular plate and the lower annular plate, the upper surface of the upper annular plate is the top annular track, the lower surface of the upper annular plate is the bottom annular track, the bottom roller is located below the upper annular plate, and the top roller is located above the upper annular plate.

2. The full-day concentrated solar thermal power unit according to claim 1, characterized in that: The main body of the solar energy utilization device is a solar water heater, which includes two groups of hot water pipes and two groups of reflectors. The reflectors are the light receiving ends. The hot water pipes are fixedly arranged. The reflective surface of the reflectors is an arc-shaped surface and bends toward the hot water pipes. The reflectors can reflect sunlight onto the hot water pipes and heat the water in the hot water pipes.

3. The full-day concentrated solar thermal power unit according to claim 2, characterized in that: The driving device includes an electric push rod, and the two groups of reflectors are respectively fixedly arranged at the two ends of the fixing frame. A rotating shaft is fixedly arranged in the middle of the fixing frame. The rotating shaft rotates around the first axis and is connected to the support frame. The electric push rod is hinged to the support frame, and the free end of the electric push rod is hinged to the rotating shaft. The free end of the electric push rod can push or pull the reflector to rotate around the first axis, and the hot water pipe is fixed to the rotating shaft through a plurality of fixing rods.

4. The full-day concentrated solar thermal power unit according to claim 1, characterized in that: The bottom of the base is provided with rollers.

5. The full-day concentrated solar thermal power unit according to claim 3 is characterized in that: The two ends of the rotating shaft are rotatably connected to the support frame through two rotating components respectively, and the rotating components include a plurality of rotating wheels, and the plurality of rotating wheels are rotatably connected to the support frame around an axis parallel to the first axis, and the plurality of rotating wheels are arranged around the circumference of the rotating shaft and can clamp the rotating shaft, and the plurality of rotating wheels are in rolling contact with the rotating shaft.

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