Reflection control device and method for building

Abstract

The invention belongs to the technical field of building temperature control, and discloses a light reflection control device and method for a building, the light reflection control device comprises a base, the top of the base is rotationally sleeved with a rotary assembly component, and reflection components are distributed at the top of the rotary assembly component in an array mode. The transverse movement control mechanism and the direction control mechanism are used for controlling self-overturning of the reflection assembly and rotation in the horizontal plane, when the reflection assembly is assembled on the top of a building, the overturning angle and direction of the reflection assembly are regularly adjusted according to the all-day illumination route and angle measured in advance, and the reflection assembly adapts to light irradiated to the top of the building; effective reflection under the vertical effect is achieved, the situation that sunlight irradiates a building surface is reduced, the internal temperature of a building is reduced, the cooling and heat dissipation effects are improved, meanwhile, power consumption of refrigeration equipment in the building is reduced, damage of illumination to the top of the building is reduced, energy is saved, meanwhile, the service life of the building is prolonged, and the use effect is good.

Description

Technical Field

[0001] The invention belongs to the technical field of building temperature control, and in particular relates to a reflection control device and method for a building. Background Art

[0002] At present, the top of the building is exposed to sunlight. During the whole daytime, a large amount of heat from the sunlight is absorbed into the interior of the building, especially for greenhouses and factory workshops. A large amount of heat is absorbed into the building, which makes the temperature inside the building rise significantly. On the one hand, it reduces the weather resistance and life of the building. On the other hand, the higher heat in the building requires a greatly increased investment and power of air conditioning, and more electricity is needed to achieve cooling inside the building. In response to global climate change and energy crisis, especially today when the urban heat island effect is becoming increasingly serious, it is impossible to optimize the heat inside the building, and the actual cooling consumes a lot of energy. At the same time, it greatly reduces the service life of the building and the use effect is not good. Summary of the invention

[0003] The object of the present invention is to provide a reflection control device and method for buildings to solve the problems raised in the above background technology.

[0004] In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions: a reflective control device and method for buildings, comprising a base, a rotating assembly component is rotatably sleeved on the top of the base, a reflective assembly is arrayed on the top of the rotating assembly component, a lateral movement control mechanism and a linkage adjustment part are fixedly provided on the top of the rotating assembly component, the lateral movement control mechanism and the linkage adjustment part jointly control the synchronous flipping of the reflective assembly distributed in the array, a scale plate is fixedly provided on the top of the rotating assembly component,

[0005] The rotating assembly component includes a rotating ring, a snap ring, a scale ring and an inner gear. The rotating ring is rotatably sleeved on the top of the base, and the scale ring is fixedly sleeved on the outer surface of the rotating ring. The rotating assembly component drives the reflection component to rotate.

[0006] Preferably, an internal cavity is opened at the top of the base, the rotating ring is rotatably sleeved in the internal cavity, the retaining ring is fixedly sleeved on the outer surface of the rotating ring, the retaining ring is rotatably sleeved in the base, a sealing ring is fixedly sleeved on the top of the base, and a ring pointer is fixedly provided on the outer side of the sealing ring.

[0007] Preferably, the reflection assembly includes a reflection blade, a support seat and a rotating shaft, the support seat is fixedly mounted on the top of the rotating ring, one end of the rotating shaft is rotatably mounted in the support seat through a bearing, the other end of the rotating shaft is fixedly connected to the reflection blade, the rotating shaft is symmetrically distributed on both ends of the reflection blade, a blade pointer is fixedly connected to the outer surface of one of the rotating shafts, and the rotating shaft is rotatably sleeved with a scale plate, a gear is fixedly sleeved on the outer surface of one of the rotating shafts, and the gear and the scale plate are distributed on the left and right sides of the reflection blade.

[0008] Preferably, the lateral movement control mechanism includes a servo motor, a fixed frame and a threaded shaft, and the motor drives the threaded sleeve-connected linkage adjustment part to move laterally along the fixed frame through the threaded shaft.

[0009] Preferably, the linkage adjustment part includes a horizontal plate, a slider and a tooth plate, the slider is fixedly connected to the bottom surface of the horizontal plate and slidably sleeved in the fixed frame, the slider is threadedly sleeved with the threaded shaft, the tooth plate is fixedly connected to the horizontal plate through an intermediate rod, and the tooth plate corresponds to the gear one by one and is meshingly connected.

[0010] Preferably, the direction control mechanism includes a rotating motor and a pinion, the rotating motor drives the pinion to rotate, the pinion is meshed with an internal gear, the internal gear is fixedly sleeved on the inner wall of the rotating ring, and the direction control mechanism controls the rotation of the rotating assembly component.

[0011] Preferably, an air supply component is fixedly provided on the side of the base, an air hole is provided on the top of the base, an air duct is provided inside the base, and the air duct connects the air hole with the internal cavity. The air supply component inputs pressurized air into the rotating assembly component through the air hole, the air duct and the internal cavity, and blows toward the bottom of the reflective component.

[0012] Preferably, the air supply assembly includes an air pump and a distribution ring, the air outlet end of the air pump is fixedly connected to and communicated with the distribution ring, and the distribution ring is fixedly connected to the top of the base and communicated with the air hole.

[0013] Preferably, the rotating assembly component further includes a distribution plate and an air injection hole, the distribution plate is fixedly connected to the inside of the rotating ring, and the air injection hole is distributed corresponding to the reflection component and is opened on the top of the distribution plate.

[0014] A method for using a reflective control device for a building, the method being applicable to the reflective control device for a building, comprising the following steps:

[0015] Step 1: According to the angle and direction of sunlight in the installation area determined in advance, the lateral movement control mechanism is activated to drive the linkage adjustment part to move laterally along the lateral movement control mechanism, and drive multiple groups of meshing reflection components to rotate synchronously, so that the reflection components are perpendicular to the light and reflect the light;

[0016] Step 2: When the light angle and position change, the lateral control mechanism and the directional control mechanism are remotely started. The lateral control mechanism continues to control the flip angle of the reflective component, and the directional control mechanism controls the rotation of the rotating assembly component, so that the overall rotation angle of the reflective component can adapt to the light angle and direction at the installation position at different times. The light is always reflected along the outside of the building, and the temperature inside the building rises slowly.

[0017] Step 3: Start the air supply assembly, the pressurized air is input into the rotating assembly through the air passage, and the pressurized air is sprayed to the bottom of the reflective assembly through the distribution plate and the air jet hole, and the temperature of the reflective assembly itself is reduced;

[0018] Step 4: When the reflective component needs to be cleaned, start the transverse movement control mechanism to flip the reflective surface of the reflective component downward, keep blowing with pressurized air, and clean the reflective surface of the reflective component.

[0019] The beneficial effects of the present invention are as follows:

[0020] 1. The present invention uses a lateral control mechanism and a directional control mechanism to control the self-flipping and rotation in the horizontal plane of the reflective component respectively. When assembled on the top of a building, the flipping angle and direction of the reflective component are adjusted in a timely manner according to the pre-determined all-day light route and angle to adapt to the light irradiating the top of the building, achieve effective reflection under vertical action, reduce the situation of sunlight irradiating the building surface, reduce the temperature inside the building, improve the cooling and heat dissipation effect, reduce the power consumption of the refrigeration equipment in the building, and reduce the damage of light to the top of the building, so as to achieve energy saving and increase the service life of the building itself, with good use effect.

[0021] 2. The present invention utilizes the air supply effect of the air supply component to further guide the pressurized air to blow toward the reflective component, and adopts convection heat dissipation to reduce the temperature of the reflective component itself, thereby ensuring that when reflecting light, its own temperature balance is maintained to avoid excessive temperature. The self-cooling operation is simple and the cooling effect is good.

[0022] 3. The present invention further utilizes the ventilation effect of the air supply component. After being used for a period of time, the reflective component is flipped over and the reflective surface of the reflective component is facing downward. The pressurized air blown upward is used to blow and clean the reflective surface of the reflective component, thereby preventing dirt from affecting the reflective effect when used on the top of an outdoor building. The actual automatic cleaning operation is simple and the cleaning effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of the present invention;

[0024] Figure 2It is a cross-sectional schematic diagram of the present invention;

[0025] Figure 3 It is a schematic diagram of a reflective component array of the present invention;

[0026] Figure 4 It is an exploded schematic diagram of the linkage adjustment part and the lateral movement control mechanism of the present invention;

[0027] Figure 5 is a schematic diagram of a reflective assembly of the present invention;

[0028] Figure 6 is a schematic diagram of a base and an air supply assembly of the present invention;

[0029] Figure 7 Schematic diagram of the airway and pores of the present invention;

[0030] Figure 8 It is a cross-sectional schematic diagram of the rotating assembly component of the present invention.

[0031] In the figure: 1. base; 2. rotating assembly component; 21. rotating ring; 22. retaining ring; 23. scale ring; 24. internal gear; 25. distribution plate; 26. jet hole; 3. sealing ring; 4. reflection component; 41. reflection blade; 42. support seat; 43. rotating shaft; 5. transverse movement control mechanism; 6. linkage adjustment part; 61. transverse plate; 62. slider; 63. gear plate; 7. gear; 8. scale plate; 9. blade pointer; 10. direction control mechanism; 11. air supply component; 111. air pump; 112. distribution ring; 12. internal cavity; 13. airway; 14. air hole; 15. ring pointer. DETAILED DESCRIPTION

[0032] 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.

[0033] like Figures 1 to 8 As shown, the embodiment of the present invention provides a reflective control device and method for buildings, comprising a base 1, a rotating assembly component 2 is rotatably sleeved on the top of the base 1, a reflective component 4 is distributed in an array on the top of the rotating assembly component 2, a lateral movement control mechanism 5 and a linkage adjustment part 6 are fixedly provided on the top of the rotating assembly component 2, the lateral movement control mechanism 5 and the linkage adjustment part 6 jointly control the synchronous flipping of the reflective components 4 distributed in the array, and a scale plate 8 is fixedly provided on the top of the rotating assembly component 2.

[0034] The rotating assembly component 2 includes a rotating ring 21, a retaining ring 22, a scale ring 23 and an inner gear 24. The rotating ring 21 is rotatably sleeved on the top of the base 1, and the scale ring 23 is fixedly sleeved on the outer surface of the rotating ring 21. The rotating assembly component 2 drives the reflection component 4 to rotate.

[0035] Embodiment 1: According to the angle and direction of sunlight in the installation area determined in advance, the transverse control mechanism 5 is started to drive the linkage adjustment part 6 to move laterally along the transverse control mechanism 5, and the slider 62 in the linkage adjustment part 6 slides along the fixed frame, and drives the transverse plate 61 and the tooth plate 63 to move laterally, and each group of tooth plates 63 drives the meshing gears 7 to rotate, so that multiple groups of meshing reflection components 4 are synchronously meshed and rotated, so that the reflection blades 41 in the reflection component 4 are perpendicular to the light and reflect the light. When the angle and position of the light change, the transverse control mechanism 5 and the direction control mechanism 10 are remotely started, the transverse control mechanism 5 continues to control the flipping angle of the reflection component 4, and the rotating motor in the direction control mechanism 10 drives the small gear to rotate, and controls the rotation of the rotating assembly component 2 through the meshing internal gear 24, so that the overall rotation angle of the reflection component 4 installed on the top can adapt to the light angle and direction at the installation position at different times, and the light is always reflected along the outside of the building, and the temperature inside the building rises slowly.

[0036] Firstly, by utilizing the lateral control mechanism 5 and the directional control mechanism 10, the self-flipping and the rotation in the horizontal plane of the reflective component 4 are controlled respectively. When assembled on the top of the building, the flipping angle and direction of the reflective component 4 are adjusted in time according to the pre-determined all-day light route and angle to adapt to the light irradiating the top of the building, realize effective reflection under vertical action, reduce the situation of sunlight irradiating the building surface, reduce the temperature inside the building, improve the cooling and heat dissipation effect, reduce the power consumption of the refrigeration equipment in the building, and reduce the damage of light to the top of the building, so as to realize energy saving and improve the service life of the building itself, and have a good use effect.

[0037] Embodiment 2: When in use, keep the air supply component 11 started, the air pump 111 inputs the pressurized air into each air hole 14 through the distribution ring 112, and inputs the pressurized air into the rotating assembly component 2 through the air duct 13 through the air hole 14, and the pressurized air entering the rotating assembly component 2 is blown upward through the jet hole 26 on the distribution plate 25, and the pressurized air is sprayed to the bottom of the reflective component 4, and the temperature of the reflective component 4 itself is reduced under convection heat dissipation; when the reflective component 4 needs to be cleaned, start the transverse movement control mechanism 5, so that the reflective surface of the reflective component 4 is flipped to the bottom, keep the pressurized air blowing, and clean the reflective surface of the reflective component 4.

[0038] First, by utilizing the air supply effect of the air supply component 11, the pressurized air is further guided to blow toward the reflective component 4, and the temperature of the reflective component 4 itself is reduced by convection heat dissipation, ensuring that its own temperature balance is maintained when reflecting light to avoid excessive temperature. The self-cooling operation is simple and the cooling effect is good.

[0039] In addition, by further utilizing the ventilation effect of the air supply component 11, after using it for a period of time, by flipping the reflective component 4 and making the reflective surface of the reflective component 4 face downward, the pressurized air blown upward is used to blow and clean the reflective surface of the reflective component 4, so as to avoid dirt affecting the reflective effect when used on the top of outdoor buildings. The actual automatic cleaning operation is simple and the cleaning effect is good.

[0040] Among them, an internal cavity 12 is opened at the top of the base 1, the rotating ring 21 is rotatably sleeved in the internal cavity 12, the retaining ring 22 is fixedly sleeved on the outer surface of the rotating ring 21, the retaining ring 22 is rotatably sleeved in the base 1, and a sealing ring 3 is fixedly sleeved on the top of the base 1, and a circular ring pointer 15 is fixedly provided on the outer side of the sealing ring 3. The reflection component 4 includes a reflection blade 41, a support seat 42 and a rotating shaft 43. The support seat 42 is fixedly installed on the top of the rotating ring 21, one end of the rotating shaft 43 is rotatably installed in the support seat 42 through a bearing, and the other end of the rotating shaft 43 is fixedly connected to the reflection blade 41. The rotating shafts 43 are symmetrically distributed on the two ends of the reflection blade 41, and a blade pointer 9 is fixedly connected to the outer surface of a rotating shaft 43, and the rotating shaft 43 is rotatably sleeved with the scale plate 8. A gear 7 is fixedly sleeved on the outer surface of a rotating shaft 43, and the gear 7 and the scale plate 8 are distributed on the left and right sides of the reflection blade 41.

[0041] By utilizing the rotating sleeve of the clamping ring 22, the installation stability of the rotating assembly component 2 is maintained, and the stable rotation is maintained. The sealing ring 3 realizes the auxiliary sealing of the rotating sleeve area, avoids the leakage of pressurized air, maintains the directional purge cleaning and self-heat dissipation effect, and the circular ring pointer 15 realizes the indication of the scale ring 23. With the application of the scale plate 8 and the blade pointer 9, after the actual installation, the experimental measurement of the illumination angle and direction is realized on the spot. According to the illumination direction and angle at different times, the flip angle and rotation direction position of the reflective component 4 are actively tested and adjusted, and the two sets of scale values ​​are used for data recording to realize the advance measurement. The illumination conditions of the installation area are measured in advance, and the flip angle value and direction angle value of the reflective component 4 in the unavailable time are calculated and listed with the calculation equipment, so as to determine the best adjustment scheme and reflection position;

[0042] It uses the reflection component 4 to perform reflection control, cooperates with the reflection blades 41 to achieve sunlight reflection, and the rotation axis 43 provides rotation stability.

[0043] Among them, the transverse movement control mechanism 5 includes a servo motor, a fixed frame and a threaded shaft. The motor drives the threaded linkage adjustment part 6 to move horizontally along the fixed frame through the threaded shaft. The linkage adjustment part 6 includes a transverse plate 61, a slider 62 and a tooth plate 63. The slider 62 is fixedly connected to the bottom surface of the transverse plate 61 and slidably sleeved in the fixed frame. The slider 62 is threadedly sleeved with the threaded shaft. The tooth plate 63 is fixedly connected to the transverse plate 61 through an intermediate rod. The tooth plate 63 corresponds to the gear 7 one by one and is meshed.

[0044] The reciprocating rotation of the servo motor in the transverse control mechanism 5 realizes transverse reciprocating movement to control the transverse movement of the linkage adjustment part 6. The linkage adjustment part 6 can realize synchronous control of multiple groups of reflection blades 41 and unify the reflection angle through the corresponding engagement of multiple groups of tooth plates 63 with the gear 7.

[0045] The direction control mechanism 10 includes a rotating motor and a pinion. The rotating motor drives the pinion to rotate. The pinion is meshed with the inner gear 24. The inner gear 24 is fixedly sleeved on the inner wall of the rotating ring 21. The direction control mechanism 10 controls the rotating assembly component 2 to rotate.

[0046] The direction control mechanism 10 drives the rotation of the rotating assembly component 2 to achieve adjustment in different directions to adapt to the lighting direction.

[0047] Among them, an air supply component 11 is fixedly provided on the side of the base 1, an air hole 14 is opened on the top of the base 1, and an air channel 13 is opened inside the base 1. The air channel 13 connects the air hole 14 with the internal cavity 12. The air supply component 11 inputs pressurized air into the rotating assembly component 2 through the air hole 14, the air channel 13 and the internal cavity 12, and blows toward the bottom of the reflective component 4. The air supply component 11 includes an air pump 111 and a distribution ring 112. The air outlet end of the air pump 111 is fixedly connected and connected to the distribution ring 112. The distribution ring 112 is fixedly connected to the top of the base 1 and connected to the air hole 14. The rotating assembly component 2 also includes a distribution plate 25 and an injection hole 26. The distribution plate 25 is fixedly connected to the inside of the rotating ring 21. The injection hole 26 is distributed corresponding to the reflective component 4 and is opened on the top of the distribution plate 25.

[0048] The air supply assembly 11 provides pressurized air, and the distribution ring 112, air holes 14 and air ducts 13 are used to input pressurized air into the internal cavity 12 to blow upward to cool the reflective blades 41. When the reflective surface of the reflective blades 41 flips downward, the reflective surface is blown and cleaned to maintain a stable reflection effect.

[0049] A method for using a reflective control device for a building, the method for using the reflective control device for a building comprising the following steps:

[0050] Step 1: According to the angle and direction of sunlight in the installation area determined in advance, the lateral movement control mechanism 5 is started, so that the driving linkage adjustment part 6 moves laterally along the lateral movement control mechanism 5, and drives the multiple groups of meshing reflection components 4 to mesh and rotate synchronously, so that the reflection components 4 are perpendicular to the light and reflect the light;

[0051] Step 2: When the light angle and position change, the lateral movement control mechanism 5 and the direction control mechanism 10 are remotely started, the lateral movement control mechanism 5 continues to control the flip angle of the reflective component 4, and the direction control mechanism 10 controls the rotation of the rotating assembly component 2, so that the overall rotation angle of the reflective component 4 is adapted to the light angle and direction at the installation position at different times, the light is always reflected along the outside of the building, and the temperature inside the building rises slowly;

[0052] Step 3: Start the air supply assembly 11, and the pressurized air is input into the rotating assembly 2 through the air channel 13, and the pressurized air is sprayed to the bottom of the reflective assembly 4 through the distribution plate 25 and the spray hole 26, and the temperature of the reflective assembly 4 itself is reduced;

[0053] Step 4: When the reflective component 4 needs to be cleaned, the transverse movement control mechanism 5 is started to flip the reflective surface of the reflective component 4 downward, and the pressure air is kept blowing to clean the reflective surface of the reflective component 4.

[0054] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A reflective control device for a building, comprising a base (1), characterized in that: The top of the base (1) is rotatably sleeved with a rotating assembly component (2), the top of the rotating assembly component (2) is provided with an array of reflective components (4), the top of the rotating assembly component (2) is fixedly provided with a lateral movement control mechanism (5) and a linkage adjustment portion (6), the lateral movement control mechanism (5) and the linkage adjustment portion (6) jointly control the synchronous flipping of the array-distributed reflective components (4), and the top of the rotating assembly component (2) is fixedly provided with a scale plate (8). The rotating assembly component (2) comprises a rotating ring (21), a retaining ring (22), a scale ring (23) and an internal gear (24); the rotating ring (21) is rotatably sleeved on the top of the base (1); the scale ring (23) is fixedly sleeved on the outer surface of the rotating ring (21); and the rotating assembly component (2) drives the reflection component (4) to rotate.

2. A reflective control device for a building according to claim 1, characterized in that: The top of the base (1) is provided with an internal cavity (12), the rotating ring (21) is rotatably sleeved in the internal cavity (12), the retaining ring (22) is fixedly sleeved on the outer surface of the rotating ring (21), the retaining ring (22) is rotatably sleeved in the base (1), the top of the base (1) is fixedly sleeved with a sealing ring (3), and the outer side surface of the sealing ring (3) is fixedly provided with a circular ring pointer (15).

3. A reflective control device for a building according to claim 2, characterized in that: The reflection component (4) comprises a reflection blade (41), a support seat (42) and a rotating shaft (43); the support seat (42) is fixedly mounted on the top of the rotating ring (21); one end of the rotating shaft (43) is rotatably mounted in the support seat (42) via a bearing; the other end of the rotating shaft (43) is fixedly connected to the reflection blade (41); the rotating shaft (43) is symmetrically distributed on both ends of the reflection blade (41); a blade pointer (9) is fixedly connected to the outer surface of one of the rotating shafts (43); the rotating shaft (43) is rotatably sleeved with a scale plate (8); a gear (7) is fixedly sleeved on the outer surface of one of the rotating shafts (43); the gear (7) and the scale plate (8) are distributed on the left and right sides of the reflection blade (41).

4. A reflective control device for a building according to claim 3, characterized in that: The transverse movement control mechanism (5) comprises a servo motor, a fixed frame and a threaded shaft, and the motor drives the threaded sleeve-connected linkage adjustment part (6) to move transversely along the fixed frame through the threaded shaft.

5. A reflective control device for a building according to claim 4, characterized in that: The linkage adjustment part (6) comprises a transverse plate (61), a slider (62) and a tooth plate (63); the slider (62) is fixedly connected to the bottom surface of the transverse plate (61) and slidably sleeved in a fixed frame; the slider (62) is threadedly sleeved with a threaded shaft; the tooth plate (63) is fixedly connected to the transverse plate (61) via an intermediate rod; the tooth plate (63) corresponds to the gear (7) one by one and is meshedly connected.

6. A reflective control device for a building according to claim 5, characterized in that: The direction control mechanism (10) comprises a rotating motor and a pinion gear. The rotating motor drives the pinion gear to rotate. The pinion gear is meshed and connected with an internal gear (24). The internal gear (24) is fixedly sleeved on the inner wall of the rotating ring (21). The direction control mechanism (10) controls the rotation of the rotating assembly component (2).

7. A reflective control device for a building according to claim 6, characterized in that: An air supply component (11) is fixedly provided on the side of the base (1), an air hole (14) is provided on the top of the base (1), an air passage (13) is provided inside the base (1), and the air passage (13) enables the air hole (14) to communicate with the internal cavity (12). The air supply component (11) inputs pressurized air into the rotating assembly component (2) through the air hole (14), the air passage (13) and the internal cavity (12), and blows toward the bottom of the reflective component (4).

8. A reflective control device and method for buildings according to claim 7, characterized in that: The air supply assembly (11) comprises an air pump (111) and a distribution ring (112); the air outlet end of the air pump (111) is fixedly connected to and communicates with the distribution ring (112); the distribution ring (112) is fixedly connected to the top of the base (1) and communicates with the air hole (14).

9. A reflective control device and method for buildings according to claim 8, characterized in that: The rotating assembly component (2) further comprises a distribution plate (25) and an air injection hole (26), wherein the distribution plate (25) is fixedly connected to the inside of the rotating ring (21), and the air injection hole (26) is distributed corresponding to the reflection component (4) and is opened at the top of the distribution plate (25).

10. A method for using a reflective control device for a building, the method being applicable to the reflective control device for a building as claimed in claims 1 to 9, characterized in that: The following steps are involved: The first step: according to the angle and direction of sunlight in the installation area determined in advance, the lateral movement control mechanism (5) is activated, so that the driving linkage adjustment part (6) moves laterally along the lateral movement control mechanism (5), and drives the multiple groups of meshing reflection components (4) to rotate synchronously, so that the reflection components (4) are perpendicular to the light and reflect the light; Step 2: When the angle and position of the light changes, the lateral movement control mechanism (5) and the directional control mechanism (10) are remotely started, the lateral movement control mechanism (5) continues to control the flip angle of the reflective component (4), and the directional control mechanism (10) controls the rotation of the rotating assembly component (2), so that the overall rotation angle of the reflective component (4) is adapted to the angle and direction of the light at the installation position at different times, the light is always reflected along the outer side of the building, and the temperature inside the building rises slowly; Step 3: Start the air supply assembly (11), the pressurized air is input into the rotating assembly assembly (2) through the air passage (13), and the pressurized air is sprayed to the bottom of the reflective assembly (4) through the distribution plate (25) and the spray hole (26), so that the temperature of the reflective assembly (4) itself is reduced; Step 4: When the reflective component (4) needs to be cleaned, the lateral movement control mechanism (5) is activated to flip the reflective surface of the reflective component (4) downward, and the pressure air is maintained to clean the reflective surface of the reflective component (4).

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