Reflection control device and method for buildings

Abstract

The present invention belongs to the technical field of building temperature control and discloses a reflective control device and method for buildings, comprising a base, a rotating assembly being rotatably sleeved on the top of the base, and a reflective assembly array distributed on the top of the rotating assembly. The present invention utilizes a lateral control mechanism and a directional control mechanism to respectively control the self-flipping and horizontal rotation of the reflective assembly. When assembled on the top of a building, the reflective assembly's flip angle and direction are regularly adjusted according to pre-determined all-day light paths and angles to adapt to the light shining on the building's top, achieving effective vertical reflection, reducing sunlight from reaching the building's surface, lowering the building's internal temperature, improving cooling and heat dissipation, reducing the power consumption of the building's refrigeration equipment, and reducing damage to the building's top caused by sunlight. This achieves energy conservation while also extending the building's service life, resulting in a good use effect.

Description

Technical Field

[0001] The present invention belongs to the technical field of building temperature control, and in particular relates to a reflection control device and method for buildings. 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 significant increase in the input 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 in today's increasingly serious urban heat island effect, it is impossible to optimize the heat inside the building, and the actual cooling energy consumption is large. At the same time, the service life of the building is greatly reduced, and the use effect is poor. Summary of the Invention

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

[0004] To achieve the above-mentioned object, the present invention provides the following technical solution: a reflective control device and method for a building, comprising a base, a rotating assembly component rotatably sleeved on the top of the base, an array of reflective components distributed on the top of the rotating assembly component, a lateral movement control mechanism and a linkage adjustment portion fixedly provided on the top of the rotating assembly component, the lateral movement control mechanism and the linkage adjustment portion jointly controlling the synchronous flipping of the array-distributed reflective components, a scale plate fixedly provided on the top of the rotating assembly component,

[0005] The rotating assembly component includes a rotating ring, a retaining ring, a scale ring and an internal 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 drives the reflective 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 surface 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, the outer surface of one of the rotating shafts is fixedly connected to a blade pointer, and the rotating shaft is rotatably sleeved with a scale plate, the outer surface of one of the rotating shafts is fixedly sleeved with a gear, and the gear and the scale plate are distributed on the left and right sides of the reflection blade.

[0008] Preferably, the transverse movement control mechanism includes a servo motor, a fixed frame and a threaded shaft, and the motor drives the threaded sleeve linkage adjustment part to move transversely 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 on 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 meshed with each other.

[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, and 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 air injection holes, the distribution plate is fixedly connected to the inside of the rotating ring, and the air injection holes are distributed corresponding to the reflective components and are 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: Based on the previously determined angle and direction of sunlight at the installation area, the lateral control mechanism is activated, causing the driving linkage adjustment unit to move laterally along the lateral control mechanism, thereby driving multiple sets of meshing reflective components to rotate synchronously, so that the reflective 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 activated. 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, so that the overall rotation angle of the reflective component adapts 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 component, and the pressurized air is input into the rotating assembly through the air duct, and the pressurized air is sprayed to the bottom of the reflective component through the distribution plate and the air injection hole, so that the temperature of the reflective component 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 utilizes a lateral control mechanism and a directional control mechanism to respectively control the self-flipping and rotation in the horizontal plane of the reflective component. When assembled on the top of a building, the flip angle and direction of the reflective component are regularly adjusted according to the pre-determined all-day light path and angle to adapt to the light irradiating the top of the building, thereby achieving effective reflection under vertical action, reducing the situation where sunlight irradiates the building surface, lowering the internal temperature of the building, improving the cooling and heat dissipation effect, reducing the power consumption of the refrigeration equipment in the building, and reducing the damage to the top of the building caused by light. Energy conservation is achieved while increasing the service life of the building itself, and the use effect is good.

[0021] 2. The present invention utilizes the air supply effect of the air supply component to further guide the pressurized air toward the reflective component for blowing, and adopts convection heat dissipation to reduce the temperature of the reflective component itself, ensuring that the temperature balance is maintained when reflecting light 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 a period of use, the reflective component is flipped over and the reflective surface of the reflective component is facing downward. At this time, 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 outdoor buildings. 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 Schematic diagram of the reflective component array of the present invention;

[0026] Figure 4 Schematic diagram of the explosion 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 the base and 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. Air 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. Tooth 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 clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. 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 making creative efforts are within the scope of protection of the present invention.

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

[0035] Example 1: According to the angle and direction of sunlight in the installation area determined in advance, the transverse control mechanism 5 is started, so that the linkage adjustment part 6 is driven 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 top-mounted reflection component 4 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.

[0036] First, by utilizing the lateral control mechanism 5 and the direction control mechanism 10, the self-flipping and 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 shining on the top of the building, realize effective reflection under vertical action, reduce the situation of sunlight shining on the building surface, lower 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, realize energy saving while improving the service life of the building itself, and have a good use effect.

[0037] Example 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, the transverse movement control mechanism 5 is started, so that the reflective surface of the reflective component 4 is flipped to the bottom, and the pressurized air is kept blowing to 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 toward the reflective component 4 for blowing, 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 a period of use, 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, 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.

[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. A circular ring pointer 15 is fixedly provided on the outer side of the sealing ring 3. The reflection assembly 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. The other end of the rotating shaft 43 is fixedly connected to the reflection blade 41. The rotating shafts 43 are symmetrically distributed on both ends of the reflection blade 41. The outer surface of one rotating shaft 43 is fixedly connected to the blade pointer 9, and the rotating shaft 43 is rotatably sleeved with the scale plate 8. The outer surface of one rotating shaft 43 is fixedly sleeved with a gear 7. 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 stable rotation is maintained. The sealing ring 3 realizes auxiliary sealing of the rotating sleeve area, avoids leakage of pressurized air, maintains directional purge cleaning and self-heating 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 actual installation, the experimental measurement of the illumination angle and direction is realized on site. 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 two sets of scale values ​​are used for data recording to realize advance measurement. The illumination conditions of the installation area are measured in advance, and with the help of the computing equipment, the flip angle value and direction angle value of the reflective component 4 in the unprovided time are calculated and listed to determine the best adjustment scheme and reflection position.

[0042] It uses the reflective component 4 to perform reflection control, cooperates with the reflective blades 41 to achieve sunlight reflection, and the rotating shaft 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 is 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 with it.

[0044] The lateral reciprocating movement is achieved through the reciprocating rotation of the servo motor in the lateral control mechanism 5, which controls the lateral movement of the linkage adjustment part 6. The linkage adjustment part 6 can achieve 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 rotation of the rotating assembly component 2.

[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 air jet hole 26. The distribution plate 25 is fixedly connected to the inside of the rotating ring 21. The air jet hole 26 is distributed corresponding to the reflective component 4 and is opened at the top of the distribution plate 25.

[0048] The air supply assembly 11 is used to provide pressurized air, and the distribution ring 112, the air hole 14 and the air duct 13 are used to input the pressurized air into the internal cavity 12 to blow the reflective blade 41 upward to cool it down. When the reflective surface of the reflective blade 41 is flipped to the bottom, 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 comprising the following steps:

[0050] Step 1: Based on the previously determined angle and direction of sunlight at the installation area, the lateral movement control mechanism 5 is activated, causing the driving linkage adjustment unit 6 to move laterally along the lateral movement control mechanism 5, thereby driving the multiple groups of meshed reflective components 4 to rotate synchronously, so that the reflective components 4 are perpendicular to the light and reflect the light;

[0051] Step 2: When the light angle and position change, the lateral control mechanism 5 and the directional control mechanism 10 are remotely activated. The lateral 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 2, so that the overall rotation angle of the reflective component 4 adapts 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 is ejected to the bottom of the reflective assembly 4 through the distribution plate 25 and the air injection hole 26, so that the temperature of the reflective assembly 4 itself decreases;

[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 pressurized air blowing is maintained to clean the reflective surface of the reflective component 4.

[0054] While 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 these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A reflective control device for a building, comprising a base (1) and a direction control mechanism (10), characterized in that: The top of the base (1) is rotatably sleeved with a rotating assembly component (2), and 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 transverse movement control mechanism (5) and a linkage adjustment portion (6), and the transverse movement control mechanism (5) and the linkage adjustment portion (6) jointly control the synchronous flipping of the array-distributed reflective components (4). 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 snap 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); the rotating assembly component (2) drives the reflective component (4) to rotate. The direction control mechanism (10) includes a rotating motor and a small gear. The rotating motor drives the small gear to rotate. The small gear is meshed 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).

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 snap ring (22) is fixedly sleeved on the outer surface of the rotating ring (21), the snap 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 ring pointer (15).

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

4. The 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 via the threaded shaft.

5. The reflective control device for a building according to claim 4, characterized in that: The linkage adjustment portion (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 the 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. The reflective control device for a building according to claim 5, 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 channel (13) is provided inside the base (1), and the air channel (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 channel (13) and the internal cavity (12), and blows toward the bottom of the reflective component (4).

7. The reflective control device for a building according to claim 6, 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); and the distribution ring (112) is fixedly connected to the top of the base (1) and communicates with the air hole (14).

8. The reflective control device for a building according to claim 7, characterized in that: The rotating assembly component (2) further comprises a distribution plate (25) and an air jet hole (26), wherein the distribution plate (25) is fixedly connected to the interior of the rotating ring (21), and the air jet hole (26) is distributed corresponding to the reflective component (4) and is opened on the top of the distribution plate (25).

9. A method for using a reflective control device for a building, the method being applicable to the reflective control device for a building according to claim 8, characterized in that: The following steps are involved: The first step is to start the transverse control mechanism (5) according to the angle and direction of the sunlight in the installation area determined in advance, so that the driving linkage adjustment part (6) moves laterally along the transverse control mechanism (5), and drives the multiple groups of meshing reflective components (4) to rotate synchronously, so that the reflective components (4) are perpendicular to the light and reflect the light; Step 2: When the angle and position of the light changes, the lateral control mechanism (5) and the directional control mechanism (10) are remotely activated, the lateral 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 outside of the building, and the temperature inside the building rises slowly; Step 3: Start the air supply assembly (11), and the pressurized air is input into the rotating assembly 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 air injection 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 transverse movement control mechanism (5) is activated 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).

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