A wall-embedded solar photovoltaic power generation device

Abstract

The application discloses a wall-embedded solar photovoltaic power generation device and relates to the technical field of photovoltaic power generation. The wall-embedded solar photovoltaic power generation device comprises a wall body, the inside of the wall body is fixedly connected with a mounting frame, the inside of the mounting frame is rotatably connected with a photovoltaic panel, the top of the photovoltaic panel is fixedly connected with a cleaning assembly, the bottom of the photovoltaic panel is fixedly connected with a rotating assembly, the top of the cleaning assembly is movably connected with a fixing assembly, and the bottom of the cleaning assembly is movably connected with a reflecting assembly. The wall-embedded solar photovoltaic power generation device is used, the rotating drum is rotated through a rotating handle, the connecting rod is moved inwards, the photovoltaic panel is rotated downwards, sunlight can be received to the maximum extent, and the influence of dust and other impurities on the photovoltaic panel can be reduced in the case that the gear rack one, the gear one, the worm one, the worm two, the turbine, the telescopic universal flexible shaft and the reciprocating screw rod are matched.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of photovoltaic power generation, in particular to a wall-embedded solar photovoltaic power generation device. BACKGROUND

[0002] Photovoltaic power generation is a technology that converts light energy into electricity by using the photovoltaic effect of the semiconductor interface. It mainly consists of solar panels (components), controllers and inverters, and the main components are composed of electronic components. Solar cells are connected in series and then encapsulated to form large-area solar cell modules. When combined with power controllers and other components, a photovoltaic power generation device is formed. However, in extreme environments such as deserts and snowstorms, it is difficult to install wall-embedded solar photovoltaic panels. Dust, snow and other impurities can cover the photovoltaic panels, greatly reducing the power generation efficiency and causing resource waste.

[0003] A wall-embedded power generation device is disclosed in Chinese patent CN109546944A announced on March 29, 2019. The device includes a wall with an installation slot on one side. An installation plate is installed in the installation slot. A photovoltaic panel is installed at the end of the installation plate away from the bottom of the installation slot. Symmetrical fixing slots are provided at the upper and lower ends of the installation plate. Springs are fixedly connected to the bottom of the fixing slots. The other end of the spring is fixedly connected to a fixing block. A clamping slot is provided in the wall near the top and bottom of the installation slot corresponding to the position of the fixing block. The fixing block extends through the slot of the fixing slot and into the corresponding clamping slot. A notch is provided at the end of the fixing block near the slot of the installation slot. The notch is located between the clamping slot and the installation plate. In the above application, the cleaning of the photovoltaic panel needs to be done manually. In extreme environments such as deserts and snowstorms, it is difficult to clean. Dust and snow cover the photovoltaic panel, affecting the power generation efficiency of the photovoltaic panel. The device needs to be installed manually, increasing the installation difficulty and making it inconvenient for high-altitude installation. The angle of the reflector is fixed and cannot rotate with the photovoltaic panel, affecting the power generation efficiency of the photovoltaic panel. SUMMARY

[0004] To overcome the shortcomings of the prior art, the present application provides a wall-embedded solar photovoltaic power generation device to solve the problems raised in the background art. To achieve the above purpose, the present application is implemented by the following technical scheme: a wall-embedded solar photovoltaic power generation device, comprising:

[0005] An installation frame is embedded in the wall.

[0006] A photovoltaic panel is hingedly connected inside the installation frame through a rotating shaft. A connecting block is fixed to the bottom of the photovoltaic panel.

[0007] The triangular block is fixed inside the mounting frame, the inclined surface of the triangular block is rotationally connected with a threaded cylinder, the inside of the threaded cylinder is threadedly connected with a threaded block one, the side surface of the threaded block one is fixed with a connecting rod, and the connecting rod is hingedly connected with a connecting block;

[0008] The photovoltaic panel is characterized in that two fixing blocks one and two for supporting are fixed on both sides of the photovoltaic panel, two bidirectional lead screws are rotationally connected in the fixing blocks two, two threaded blocks two are threadedly connected on the bidirectional lead screws, a roller brush is rotationally connected between the threaded blocks two, two turbines one are connected to the ends of the bidirectional lead screws through telescopic universal flexible shafts, the turbines are rotationally connected inside the mounting frame, and the turbine one is drivingly connected with the threaded block one through a transmission part.

[0009] Preferably, the transmission part comprises a first worm, a turbine one, a second worm, a gear one, a movable rod, and a first rack, one side of the movable rod is hingedly connected with the threaded block one, the other side of the movable rod is hingedly connected with the first rack, the gear one is fixedly connected with the second worm, the top of the first rack is engaged with the gear one, the top of each turbine one is fixedly connected with the first worm, the two ends of the second worm are engaged with the two turbines one respectively, the side surface of each first worm is engaged with the two turbines one, one end of the turbine one is fixedly connected with a mounting assembly, the middle of the second worm is fixedly connected with a gear two on both sides, the top of the first worm is rotationally connected with the mounting frame through a rotating shaft, and the two sides of the second worm are rotationally connected with the mounting frame through rotating shafts.

[0010] Preferably, the mounting assembly comprises a gear three, a second rack, a third rack, and a sliding block, one end of the gear three is fixedly connected with the turbine one, one side of the gear three is engaged with the second rack, the other side of the gear three is engaged with the third rack, the top of the second rack is slidingly connected with the sliding block, and the bottom of the third rack is slidingly connected with the sliding block.

[0011] Preferably, the reflection assembly is arranged in the mounting frame and fixed, the reflection assembly comprises a mirror, a gear four, and two fourth racks, one side of each of the gear two is engaged with the fourth rack, one end of each of the gear four is rotatably connected with the mirror through a rotating shaft, and the side away from the gear two of each of the fourth rack is engaged with the gear four.

[0012] Preferably, the sliding block is slidably connected with the mounting frame through the sliding groove one.

[0013] Preferably, the inside of each of the sliding blocks and the top of each of the second racks are provided with a pin hole one, the bottom of each of the third racks is provided with a pin hole two, the second rack is slidably connected with the sliding block through the sliding groove two, and the third rack is slidably connected with the sliding block through the sliding groove two.

[0014] Preferably, the mirror is rotatably connected with the wall through a spherical groove arranged on the surface of the wall.

[0015] Preferably, the fourth rack is slidably connected with the wall through the sliding groove three arranged in the wall.

[0016] The wall-embedded solar photovoltaic power generation device has the following advantages:

[0017] (1) The wall-embedded solar photovoltaic power generation device can change the angle of the photovoltaic panel according to the need by rotating the threaded cylinder, moving the connecting rod inward, rotating the photovoltaic panel downward, and then rotating the threaded cylinder, moving the connecting rod inward, moving the movable rod downward, moving the first rack backward, rotating the gear one, and rotating the brush on the surface of the photovoltaic panel reciprocally through the first worm, the second worm, the turbine one, the telescopic universal flexible shaft, the fixed block one, the fixed block two, and the bidirectional screw rod, so that the dust and snow on the surface of the photovoltaic panel are removed, the influence of dust and snow on the photovoltaic panel in extreme environments such as deserts and snowstorms is reduced, the power generation efficiency of the photovoltaic panel is improved, and manual cleaning is reduced.

[0018] (2) The wall-embedded solar photovoltaic power generation device can be fixed to the wall by rotating the threaded cylinder, engaging the connecting rod, the movable rod, the first rack, and the first worm to rotate the turbine one, engaging the gear three, the second rack, and the third rack to fix the sliding block in the sliding groove, and separating the sliding block from the second rack and the third rack when the device is used, so that the position of the sliding block is not changed when the angle of the photovoltaic panel is changed, and the device is more convenient to install and use.

[0019] (3) the wall embedded solar photovoltaic power generation device, when using, through rotating the threaded cylinder, cooperating connecting rod, movable rod, first rack, second worm, makes two gear two rotate, cooperating fourth rack and gear four, makes the reflector rotate following the photovoltaic panel, thereby enhances the area of sunlight reflection to photovoltaic panel, makes photovoltaic panel receive sunlight to the maximum extent, enhances the power generation efficiency of device. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is whole appearance three-dimensional structure schematic diagram of the application;

[0021] Figure 2 It is appearance three-dimensional structure schematic diagram of the installation frame of the application;

[0022] Figure 3 It is cross section three-dimensional structure schematic diagram of the installation frame of the application;

[0023] Figure 4 It is three-dimensional structure schematic diagram of the transmission part of the application;

[0024] Figure 5 It is the three-dimensional structure schematic diagram of the installation assembly of the application; Figure 4 It is the three-dimensional structure schematic diagram of the installation assembly of the application;

[0025] Figure 6 It is three-dimensional structure schematic diagram of the installation assembly of the application;

[0026] Figure 7 It is three-dimensional structure schematic diagram of the reflection assembly of the application.

[0027] In the figure:

[0028] 100, installation frame;200, photovoltaic panel;300, triangular block;400, connecting block;500, rotating cylinder;600, threaded block one;700, connecting rod;

[0029] 801, fixed block one;802, fixed block two;803, bidirectional screw;804, threaded block two;805, rolling brush;806, telescopic universal flexible shaft;807, turbine one;808, first worm;809, turbine two;8010, second worm;8011, gear one;8012, movable rod;8013, first rack;8014, gear two;

[0030] 900, installation assembly;901, gear three;902, second rack;903, third rack;904, sliding block;

[0031] 1000, reflection assembly;1001, reflector;1002, gear four;1003, fourth rack. DETAILED DESCRIPTION

[0032] Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments.

[0033] Embodiment one, please refer to Figures 1-5 A wall embedded solar photovoltaic power generation device, comprising:

[0034] The mounting frame 100 is embedded in the wall, and the mounting frame 100 is arranged so that the device is convenient to install and dismount on the wall, and also makes it more convenient to maintain and replace accessories later;

[0035] The photovoltaic panel 200 is hingedly connected inside the mounting frame 100 through a rotating shaft, and the bottom of the photovoltaic panel 200 is fixed with a connecting block 400;

[0036] The triangular block 300 is fixed inside the mounting frame 100, the inclined surface of the triangular block 300 is rotatably connected with a threaded cylinder 500, the threaded cylinder 500 is internally threadedly connected with a threaded block one 600, the side surface of the threaded block one 600 is fixed with a connecting rod 700, and the connecting rod 700 is hingedly connected with the connecting block 400;

[0037] Both sides of the photovoltaic panel 200 are fixed with two fixed blocks one 801 and two fixed blocks two 802 for supporting, two bidirectional screw rods 803 are rotatably connected inside the two fixed blocks two 802, two threaded blocks two 804 are threadedly connected on the two bidirectional screw rods 803, and a roller brush 805 is rotatably connected between the two threaded blocks two 804, the size of the threaded block two 804 is the same as the internal thread depth and width of the bidirectional screw rod 803, so that the threaded block two 804 can reciprocate along the thread on the bidirectional screw rod 803, so that the roller brush 805 can reciprocate on the photovoltaic panel 200, and the bristle part of the roller brush 805 is in full contact with the photovoltaic panel 200, so that when the roller brush 805 rotates, the accumulated snow and dust on the photovoltaic panel 200 is completely removed, the ends of the two bidirectional screw rods 803 are connected with a turbine one 807 through a telescopic universal flexible shaft 806, the telescopic universal flexible shaft 806 is arranged so that when the photovoltaic panel 200 rotates, the telescopic universal flexible shaft 806 is stretched, bent and rotated, so that the power of the turbine one 807 is transmitted to the bidirectional screw rod 803, so that the roller brush 805 can reciprocate on the photovoltaic panel 200, and the turbine 807 is rotatably connected inside the mounting frame 100, and the turbine one 807 is drivingly connected with the threaded block one 600 through a transmission member;

[0038] The transmission member comprises a first worm 808, a turbine 809, a second worm 810, a gear 811, a movable rod 812, a first rack 813, one side of the movable rod 812 is hinged to the threaded block 1, the other side of the movable rod 812 is hinged to the first rack 813, the gear 811 is fixedly connected to the second worm 810, the top of the first rack 813 is engaged with the gear 811, the top of each turbine 809 is fixedly connected with the first worm 808, the two ends of the second worm 810 are engaged with two turbines 809 respectively, the side surface of each first worm 808 is engaged with two turbines 807, one end of the turbine 807 is fixedly connected with the mounting assembly 900, the middle of the second worm 810 is fixedly connected with a gear 814 on both sides, the top of the first worm 808 is rotatably connected to the mounting frame 100 through a rotating shaft, the two sides of the second worm 810 are rotatably connected to the mounting frame 100 through a rotating shaft, the transmission member is arranged, so that the angle of the photovoltaic panel 200 can be adjusted by adjusting the threaded cylinder 500, and the photovoltaic panel 200 can be changed according to different sunlight angles, so as to improve the power generation efficiency of the device.

[0039] In use, the threaded cylinder 500 is rotated, the connecting rod 700 is driven to move downward, the movable rod 812 is moved downward, the first rack 813 is moved backward along the sliding groove direction in the mounting frame 100, the gear 811 is driven to rotate, the second worm 810 is rotated, the two turbines 807 are rotated, the two first worms 808 are rotated, the two turbines 809 are rotated, so that the two telescopic universal flexible shafts 806 are rotated, the two bidirectional lead screws 803 are driven to rotate, the threaded block 2 is moved along the thread, and the rolling brush 805 reciprocates on the surface of the photovoltaic panel 200, so that the dust and snow on the surface of the photovoltaic panel 200 are removed, the influence of dust and snow on the photovoltaic panel 200 in extreme environments such as deserts and snowstorms is reduced, the power generation efficiency of the photovoltaic panel 200 is improved, and manual work is saved. At the same time, under the state that the connecting rod 700 moves downward, the photovoltaic panel 200 rotates downward along the rotating shaft, so that the angle of the photovoltaic panel 200 can be adjusted, the photovoltaic panel 200 can maximize the acceptance of sunlight, the power generation efficiency of the device is improved, and the length and angle of the telescopic universal flexible shaft 806 change when the angle of the photovoltaic panel 200 changes, so that the power of the turbine 809 is transmitted to the bidirectional lead screw 803, and the reciprocating movement of the rolling brush 805 on the photovoltaic panel 200 is not affected.

[0040] Embodiment two, please refer to Figures 1-6On the basis of embodiment one, the mounting assembly 900 comprises a gear three 901, a second rack 902, a third rack 903, and a sliding block 904. One end of the gear three 901 is fixedly connected with the turbine one 807. One side of the gear three 901 is engaged with the second rack 902. The other side of the gear three 901 is engaged with the third rack 903. The top of the second rack 902 is slidingly connected with the sliding block 904. The bottom of the third rack 903 is slidingly connected with the sliding block 904. The upper and lower ends of the wall body are provided with sliding grooves, so that the two sliding blocks 904 can move up and down in the sliding grooves, thereby enabling the mounting frame 100 to be fixed with the wall body, achieving the effect that the entire device is fixed on the wall body. The sliding block 904 is slidingly connected with the mounting frame 100 through a sliding groove one provided in the mounting frame 100. A bolt hole one is provided in the inside of each sliding block 904 and the top of each second rack 902. A bolt hole two is provided in the bottom of each third rack 903. A sliding groove two is provided in the inside of each sliding block 904. The second rack 902 is slidingly connected with the sliding block 904 through the sliding groove two. The third rack 903 is slidingly connected with the sliding block 904 through the sliding groove two. The provision of the bolt hole one enables the second rack 902 and the third rack 903 to be fixed with the sliding block 904 when the bolt is inserted, thereby making it more convenient to disassemble or assemble. The provision of the sliding groove enables the second rack 903 and the third rack 903 to be slidingly connected in the sliding block 904. The length of the sliding groove two is fixed. When the angle of the photovoltaic panel 200 is adjusted to the minimum, the second rack 902 and the third rack 903 will not slide out of the sliding groove. Magnets are fixed at the bottom of the wall body sliding groove. When the sliding block 904 moves to the top, the bolt is pulled out, enabling the sliding block 904 to be magnetically fixed with the wall body sliding groove, thereby enabling the angle of the photovoltaic panel 200 to be changed without changing the position of the sliding block 904, making the device more convenient to install and use. The provision of the magnets enables the sliding block 904 to be adsorbed to the top of the wall body sliding groove when it is rising or falling, achieving the effect of better fixation.

[0041] In use, on the basis of Embodiment One, when the turbine 807 is in a rotating state, it drives the gear 901 to rotate, causing the sliding block 904 to slide into the interior of the sliding groove. At this point, the pin is removed, causing the sliding block 904 to separate from the second rack 902 and the third rack 903. The interior of the wall sliding groove is provided with a magnet, causing the sliding block 904 to be magnetically attracted and fixed to the wall sliding groove after separation. At the same time, the sliding block 904 does not move with the second rack 802 and the third rack 804, so that when the angle of the photovoltaic panel 200 is changed, the second rack 902 and the third rack 903 move up and down along the sliding groove without changing the position of the sliding block 904, achieving the simultaneous fixing of the mounting frame 100 to the wall and the arbitrary adjustment of the angle of the photovoltaic panel 200, making the device installation and use more convenient. When the device is disassembled, the pin is inserted, causing the sliding block 904 to be fixed to the second rack 902 and the third rack 903. The threaded cylinder 500 is rotated, causing the connecting rod 700 to move downward, causing the movable rod 8012 to move downward, causing the first rack 8013 to move backward along the direction of the sliding groove in the mounting frame 100, driving the gear one 8011 to rotate, causing the second worm 8010 to rotate, driving the two first worms 808 to rotate, causing the two turbines 809 to rotate, causing the gear three 901 to rotate, causing the second rack 902 to move downward and the third rack 903 to move upward, causing the sliding block 904 to be separated from the wall sliding groove, so that the mounting frame 100 is separated from the wall. The triangular block 300 is removed, making it more convenient to disassemble the mounting assembly 900, the reflection assembly 1000, the photovoltaic panel 200, and the mounting frame 100.

[0042] Embodiment Three, please refer to Figures 1-7On the basis of embodiment one and embodiment two, the reflective assembly 1000 is arranged inside the mounting frame 100 and fixedly arranged, the reflective assembly 1000 comprises a reflector 1001, a gear four 1002 and a fourth rack 1003, the number of the fourth rack 1003 is two, one side of each gear two 8014 is engaged with the fourth rack 1003, one end of each gear four 1002 is rotatably connected with the reflector 1001 through a rotating shaft, and the side of each fourth rack 1003 away from the gear two 8014 is engaged with the gear four 1002, the gear two 8014 is arranged so that the power of the second worm gear 8010 can be transmitted to the fourth rack 1003, when the second worm gear 8010 rotates, the two gear twos 8014 are driven to rotate, the fourth rack 1003 moves up and down, thereby changing the angle of the reflector 1001, the reflector 1001 changes the angle together with the photovoltaic panel 200, the reflector 1001 is rotatably connected with the wall through a spherical groove arranged on the surface of the wall, the fourth rack 1003 is slidably connected with the wall through a sliding groove three arranged inside the wall, the reflective assembly 1000 is arranged so that the reflective assembly 1000 can change the angle when the photovoltaic panel 200 changes the angle, the sunlight reflected to the photovoltaic panel 200 is increased, the power generation efficiency of the whole device is improved, the resources are fully utilized, the spherical groove is arranged on the surface of the wall, the reflector 1001 can rotate in the spherical groove and is not affected by the wall, the reflector 1001 is arranged so that the sunlight is reflected to the reflector 1001 and then to the photovoltaic panel 200, more sunlight can be reflected to the photovoltaic panel 200, thereby improving the power generation efficiency of the device.

[0043] In use, on the basis of embodiment one and embodiment two, after the mounting frame 100 is installed, the threaded cylinder 500 is rotated, the connecting rod 700 is driven to move downward, the movable rod 8012 is driven to move downward, the first rack 8013 is driven to move backward along the sliding groove three in the mounting frame 100, the gear one 8011 is driven to rotate, the second worm gear 8010 is driven to rotate, the two gear twos 8014 are driven to rotate, the two fourth racks 1003 are driven to move up and down, the two gear fours 1002 are driven to rotate, thereby the reflector 1001 is driven to rotate along the direction of the rotating shaft, the reflector 1001 rotates together with the photovoltaic panel 200, when the sunlight changes the angle of incidence, the angle of the photovoltaic panel 200 is adjusted to the optimal angle, and the reflector 1001 can also be rotated to the appropriate angle, thereby the area of the sunlight reflected to the photovoltaic panel 200 is increased, the photovoltaic panel 200 receives the sunlight to the maximum extent, and the surface of the wall is provided with the spherical groove, the reflector 1001 rotates in the spherical groove and is not affected by the wall.

[0044] The above merely describes preferred specific embodiments of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art, according to the technical solution and inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A wall-embedded solar photovoltaic power generation device, comprising: a mounting frame (100) embedded in a wall; a photovoltaic panel (200) hingedly connected inside the mounting frame (100), the bottom of the photovoltaic panel (200) being fixed with a connecting block (400); a triangular block (300) fixed inside the mounting frame (100), the inclined surface of the triangular block (300) being rotatably connected with a threaded cylinder (500), the inside of the threaded cylinder (500) being threadedly connected with a threaded block one (600), the side of the threaded block one (600) being fixed with a connecting rod (700), the connecting rod (700) being hingedly connected with the connecting block (400); characterized in that both sides of the photovoltaic panel (200) are fixed with two fixed blocks one (801) and two fixed blocks two (802) for support, the inside of each of the two fixed blocks two (802) is rotatably connected with a bidirectional screw rod (803), the two bidirectional screw rods (803) are threadedly connected with a threaded block two (804), the threaded block two (804) is rotatably connected with a brush roller (805) between the two bidirectional screw rods (803), the ends of the two bidirectional screw rods (803) are connected with a turbine one (807) through a telescopic universal flexible shaft (806), and the turbine one (807) is rotatably connected inside the mounting frame (100), the turbine one (807) is drivingly connected with the threaded block one (600) through a transmission member; the transmission member comprises a first worm (808), a turbine two (809), a second worm (8010), a gear one (8011), a movable rod (8012), a first rack (8013), one side of the movable rod (8012) is hingedly connected with the threaded block one (600), the other side of the movable rod (8012) is hingedly connected with the first rack (8013), the gear one (8011) is fixedly connected with the second worm (8010), the top of the first rack (8013) is engaged with the gear one (8011), the top of each turbine two (809) is fixedly connected with a first worm (808), the two ends of the second worm (8010) are engaged with two turbine twos (809), the side of each first worm (808) is engaged with two turbine ones (807), one end of the turbine one (807) is fixedly connected with a mounting assembly (900), the middle of the second worm (8010) is fixedly connected with a gear two (8014) on both sides, the top of the first worm (808) is rotatably connected with the mounting frame (100) through an axis, the two sides of the second worm (8010) are rotatably connected with the mounting frame (100) through an axis. The mounting assembly (900) comprises a gear three (901), a second rack (902), a third rack (903) and a sliding block (904), one end of the gear three (901) is fixedly connected with the turbine one (807), one side of the gear three (901) is engaged with the second rack (902), the other side of the gear three (901) is engaged with the third rack (903), the top of the second rack (902) is slidably connected with the sliding block (904), and the bottom of the third rack (903) is slidably connected with the sliding block (904).

2. The wall-embedded solar photovoltaic power generation device according to claim 1, characterized in that: The reflecting assembly (1000) is arranged in the mounting frame (100) in a penetrating and fixed manner, the reflecting assembly (1000) comprises a reflecting mirror (1001), a gear four (1002) and a fourth rack (1003), the fourth rack (1003) comprises two, one side of each gear two (8014) is engaged with the fourth rack (1003), one end of each gear four (1002) is rotatably connected with the reflecting mirror (1001) through a rotating shaft, and one side of each fourth rack (1003) away from the gear two (8014) is engaged with the gear four (1002).

3. The wall-embedded solar photovoltaic power generation device according to claim 2, characterized in that: The sliding block (904) is slidably connected with the mounting frame (100) through a sliding groove one formed in the mounting frame (100).

4. The wall-embedded solar photovoltaic power generation device according to claim 3, characterized in that: The inner part of each sliding block (904) and the top of each second rack (902) are provided with a bolt hole one, the bottom of each third rack (903) is provided with a bolt hole two, and the inner part of each sliding block (904) is provided with a sliding groove two, the second rack (902) is slidably connected with the sliding block (904) through the sliding groove two, and the third rack (903) is slidably connected with the sliding block (904) through the sliding groove two.

5. A wall-embedded solar photovoltaic power generation device according to claim 4, characterized in that: The reflecting mirror (1001) is rotatably connected with the wall through a spherical groove formed in the wall surface.

6. A wall-embedded solar photovoltaic power generation device according to claim 5, characterized in that: The fourth rack (1003) is slidably connected with the wall through a sliding groove three formed in the wall.

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