CN114665811A

CN114665811A - Foldable photovoltaic solar panel for household power supply

Info

Publication number: CN114665811A
Application number: CN202210179546.2A
Authority: CN
Inventors: 曹辰; 马锡鹏
Original assignee: Taiyuan Zhikesheng Industrial Design Co ltd
Current assignee: Taiyuan Zhikesheng Industrial Design Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-06-24

Abstract

The invention relates to the technical field of new energy equipment, in particular to a folding photovoltaic solar power generation panel for household power supply, which comprises a square fixing frame, wherein a folding group is arranged in the square fixing frame, the folding group consists of a plurality of solar panels, and two adjacent solar panels are rotationally connected through a hinge; the solar panels are connected end to end through hinges, and the splicing shape of the solar panels is wavy; this structure can conveniently make the solar panel surface keep clean and tidy, avoids impurity to cause to shelter from and influence solar energy absorption effect on its surface, simultaneously through automatic clearance impurity, can effectively reduce the clearance degree of difficulty, physical power and time when saving artifical clearance improve the practicality.

Description

Foldable photovoltaic solar panel for household power supply

Technical Field

The invention relates to the technical field of new energy equipment, in particular to a folding photovoltaic solar power generation panel for household power supply.

Background

As is well known, along with the improvement of people's standard of living and the continuous increase of domestic motor, domestic power consumption also constantly increases to lead to the annual power consumption total amount and the energy consumption volume of china to constantly increase, and domestic solar panel's use then provides another energy and obtains the way for people, current domestic solar panel is whole usually, it is after long-time the use, more dust and impurity of electricity generation board surface deposit easily, influence solar energy collection effect, and when the impurity on the manual work clearance electroplax, need high altitude construction, its clearance degree of difficulty is great.

Disclosure of Invention

In order to solve the technical problem, the invention provides a foldable photovoltaic solar power generation panel for household power supply.

In order to achieve the purpose, the invention adopts the technical scheme that:

foldable photovoltaic solar panel is used in domestic power supply includes:

the solar panel comprises a square fixing frame, wherein a folding group is arranged in the square fixing frame, the folding group consists of a plurality of solar panels, and two adjacent solar panels are rotationally connected through a hinge;

the solar panels are connected end to end through hinges, and the splicing shape of the solar panels is wavy;

the solar panel folding device comprises a square fixing frame, a folding group, a plurality of groups of guide mechanisms and a washing mechanism, wherein one side of the square fixing frame is provided with the power mechanism, the power mechanism is used for driving the folding group to fold or unfold, the solar panel close to the power mechanism in the folding group is evenly provided with the plurality of groups of guide mechanisms, and the outside of the square fixing frame is provided with the washing mechanism.

Further, the power mechanism comprises a first motor and a double-output-shaft speed reducer which are arranged on the outer side wall of the square fixing frame, the first motor is in transmission connection with the double-output-shaft speed reducer, the front output end and the rear output end of the double-output-shaft speed reducer are respectively provided with a worm, a first mounting plate is rotatably arranged on the worm, and the first mounting plate is arranged on the square fixing frame;

the front side and the rear side of the folding group in the square fixing frame are respectively provided with a screw rod, a plurality of moving sleeves are sleeved on the screw rods, connecting shafts are arranged on the moving sleeves, and the other ends of the connecting shafts are rotatably arranged on the end surfaces of the corresponding solar panels;

the movable sleeves on one solar panel far away from the first motor in the folding group are connected with the corresponding screw rods in a threaded manner, and the rest of the plurality of movable sleeves are connected with the corresponding screw rods in a sliding manner;

one end of the screw rod, which is close to the first motor, penetrates through the square fixing frame and is provided with a worm wheel on the end face of the square fixing frame, and the worm wheel is meshed with the worm.

Furthermore, an arc-shaped shielding plate is arranged on the outer side of the square fixing frame and is positioned on the outer side of the first motor and the double-output-shaft speed reducer;

two fixed shafts are symmetrically arranged on the square fixed frame, and the outer ends of the fixed shafts are rotatably arranged on the inner wall of the arc-shaped shielding plate;

the outer end of worm is provided with the straight-teeth gear, the meshing is provided with the arc rack on the straight-teeth gear, the arc rack is installed on arc sunshade inner wall.

Furthermore, the flushing mechanism comprises an arc diffusion bin which is slidably mounted on the inner wall of the arc-shaped shielding plate, the outer end of the arc diffusion bin is in contact with the outer wall of the arc-shaped rack and is in mutual sliding connection with the outer wall of the arc-shaped rack, and the sliding direction of the arc diffusion bin is along the circumferential direction of the inner wall of the arc-shaped shielding plate;

a plurality of nozzles are uniformly communicated and arranged on the arc-shaped diffusion bin, and the direction of the nozzles is vertical to the plane of the folded group in the unfolded state;

two guide pipes are communicated with the arc diffusion bin, and electromagnetic valves are arranged on the guide pipes;

the outer wall of the arc-shaped shielding plate is provided with a second mounting plate, the second mounting plate is provided with a second motor, the output end of the second motor is provided with a power disc, the power disc is eccentrically and rotatably provided with an eccentric shaft, the eccentric shaft is rotatably provided with a push-pull rod, and the other end of the push-pull rod is mounted on the arc-shaped diffusion bin.

Furthermore, the position of the hinge axis is located at the inner side of an included angle between two corresponding adjacent solar panels.

Furthermore, an installation frame is arranged on the outer wall of the solar panel, which deviates from the included angle between the two adjacent solar panels, and the two installation frames on the two adjacent solar panels are connected with each other through springs.

Further, guiding mechanism installs the slider on the solar panel terminal surface that is close to first motor one side including rotating, the slip is provided with the guide rail on the slider, the guide rail is installed on square fixed frame, the both ends of guide rail all are provided with the limiting plate.

Further, the outside of two screw rods all is provided with the deflector, the deflector is installed on square fixed frame inner wall, the outside slidable mounting that removes the cover is on corresponding the deflector.

Compared with the prior art, the invention has the beneficial effects that: when many solar panels expand, it can absorb conversion solar energy, when needs clear up solar panel, power unit drives many solar panels and removes to power unit one side, because rotate through the hinge between two adjacent solar panels and connect, many solar panels fold and pack up, wash the mechanism and carry out the washing process to folding a plurality of solar panels of packing up the state through the gap between two adjacent solar panels, thereby get rid of solar panel surface impurity, the realization is handled solar panel's automatic clearance, this structure can conveniently make solar panel surface keep clean and tidy, avoid impurity to cause to shelter from and influence solar energy absorption effect its surface, simultaneously through automatic clearance impurity, can effectively reduce the clearance degree of difficulty, physical power and time when saving artifical clearance, and the practicability is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front cross-sectional bottom view of the curved shutter of FIG. 1;

FIG. 3 is a schematic bottom view of the curved shutter of FIG. 1 in mid-section;

FIG. 4 is an enlarged view of a portion A of FIG. 1;

FIG. 5 is an enlarged view of a portion B of FIG. 2;

FIG. 6 is an enlarged view of a portion of the structure of FIG. 3 at C;

in the drawings, the reference numbers: 1. a square fixing frame; 2. a solar panel; 3. a hinge; 4. a screw; 5. moving the sleeve; 6. a connecting shaft; 7. a worm gear; 8. a first motor; 9. a speed reducer with double output shafts; 10. a worm; 11. a first mounting plate; 12. an arc-shaped shielding plate; 13. a fixed shaft; 14. an arc-shaped rack; 15. a spur gear; 16. an arc-shaped diffusion bin; 17. a conduit; 18. an electromagnetic valve; 19. a second mounting plate; 20. a second motor; 21. a power disc; 22. an eccentric shaft; 23. a push-pull rod; 24. a mounting frame; 25. a spring; 26. a slider; 27. a guide rail; 28. a limiting plate; 29. a guide plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.

As shown in fig. 1 to 6, the folding photovoltaic solar power generation panel for household power supply of the present invention includes:

the solar panel comprises a square fixing frame 1, wherein a folding group is arranged in the square fixing frame 1, the folding group consists of a plurality of solar panels 2, and two adjacent solar panels 2 are rotatably connected through a hinge 3;

the solar panels 2 are connected end to end through hinges 3, and the splicing shape of the solar panels 2 is wavy;

wherein, one side of square fixed frame 1 is provided with power unit, power unit is used for driving folding group and packs up or expand, evenly is provided with multiunit guiding mechanism on the solar panel 2 that is close to power unit in the folding group, the 1 outside of square fixed frame is provided with washes the mechanism.

In this embodiment, when many solar panel 2 expand, it can absorb conversion solar energy, when needs clear up solar panel 2, power unit drives many solar panel 2 and removes to power unit one side, because rotate through hinge 3 between two adjacent solar panel 2 and connect, many 2 folding receipts of solar panel pack up, wash mechanism and wash the processing through folding a plurality of solar panel 2 of packing up the state through the gap between two adjacent solar panel 2, thereby get rid of 2 surface impurity of solar panel, the realization is handled solar panel 2's automatic clearance, this structure can conveniently make the solar panel surface keep clean, avoid impurity to cause to shelter from and influence solar energy absorption effect on its surface, simultaneously through automatic clearance impurity, can effectively reduce the clearance degree of difficulty, physical power and time when saving artifical clearance, improve the practicality.

In this embodiment, through packing up the clearance with many solar panel 2, can conveniently make the impurity under the clearance directly fall and break away from equipment through the gap between two adjacent solar panel 2, reduce impurity and remain, improve the clearance effect, when sleet or sand and dust weather, through packing up many solar panel 2, can avoid impurity to fall to solar panel 2 on, reduce the windward area of many solar panel 2 simultaneously, avoid wind to cause the destruction to the solar panel 2 of expansion state.

As a preference of the above embodiment, the power mechanism includes a first motor 8 and a dual output shaft reducer 9 which are installed on the outer side wall of the square fixed frame 1, the first motor 8 and the dual output shaft reducer 9 are in transmission connection, two output ends at the front and rear of the dual output shaft reducer 9 are respectively provided with a worm 10, the worm 10 is rotatably provided with a first mounting plate 11, and the first mounting plate 11 is installed on the square fixed frame 1;

the front side and the rear side of the folding group in the square fixing frame 1 are respectively provided with a screw rod 4, a plurality of moving sleeves 5 are sleeved on the screw rods 4, connecting shafts 6 are arranged on the moving sleeves 5, and the other ends of the connecting shafts 6 are rotatably arranged on the end surfaces of the corresponding solar panels 2;

the movable sleeve 5 on one solar panel 2 far away from the first motor 8 in the folding group is in threaded connection with the corresponding screw 4, and the rest of the plurality of movable sleeves 5 are in sliding connection with the corresponding screw 4;

one end of the screw rod 4 close to the first motor 8 penetrates through the square fixing frame 1 and is provided with a worm wheel 7 on the end face of the square fixing frame, and the worm wheel 7 is meshed with the worm 10.

In this embodiment, when the folding group is folded up, first motor 8 drives worm 10 to rotate through dual output shaft reducer 9, worm 10 drives screw rod 4 to rotate through worm wheel 7, screw rod 4 drives the removal cover 5 of spiral shell dress state on it to move, this removal cover 5 drives solar panel 2 of keeping away from first motor 8 through its upper connecting axle 6 and is close to first motor 8, because the concatenation shape of many solar panel 2 is the wave and two adjacent solar panel 2 rotate the connection end to end through solar panel 2, many solar panel 2 is folding to pack up in step, solar panel 2 rotates to vertical state by the tilt state, when the folding group expandes, first motor 8 of reverse operation, solar panel 2 of keeping away from first motor 8 outwards removes and pulls many solar panel 2 and rotates the tilt state when gradually by vertical state, many solar panel 2 expandes this moment.

In this embodiment, when the solar panel 2 is switched between the inclined state and the vertical state, the solar panel 2 is synchronously in the moving state, the solar panel 2 rotates on the corresponding connecting shaft 6, and the connecting shaft 6 supports the solar panel 2.

As a preferred embodiment, an arc-shaped shield 12 is arranged on the outer side of the square fixing frame 1, and the arc-shaped shield 12 is positioned on the outer side of the first motor 8 and the double-output shaft speed reducer 9;

two fixed shafts 13 are symmetrically arranged on the square fixed frame 1, and the outer ends of the fixed shafts 13 are rotatably arranged on the inner wall of the arc-shaped shading plate 12;

the outer end of worm 10 is provided with straight-teeth gear 15, the meshing is provided with arc rack 14 on straight-teeth gear 15, arc rack 14 installs on arc sunshade 12 inner wall.

In this embodiment, when worm 10 rotates, worm 10 drives arc sunshade 12 through straight-tooth gear 15 and arc rack 14 in step and rotates, arc sunshade 12 rotates on fixed axle 13, when folding group is in the state of packing up, arc sunshade 12 rotates to square fixed frame 1's upside and spiral-lock in folding group's the outside, arc sunshade 12 shelters from folding group this moment, thereby conveniently protect many solar panel 2, avoid sleet weather and sand and dust weather to cause destruction to solar panel 2, avoid impurity to fall to solar panel 2 surface, when folding group is in the state of expansion, arc sunshade 12 removes the downside to square fixed frame 1, thereby avoid arc sunshade 12 to cause the hindrance to sunshine, avoid sunshine can't shine on solar panel 2.

In this embodiment, arc sunshade 12 drives through first motor 8 with folding group and carries out synchronous motion, effectively reduces the quantity of power source, improves the synchronism that arc sunshade 12 and folding group removed, simplifies equipment structure, reduce cost.

Preferably, the flushing mechanism comprises an arc-shaped diffusion bin 16 slidably mounted on the inner wall of the arc-shaped shield 12, the outer ends of the arc-shaped diffusion bin 16 are in contact with the outer wall of the arc-shaped rack 14 and are slidably connected with each other, and the sliding direction of the arc-shaped diffusion bin 16 is along the circumferential direction of the inner wall of the arc-shaped shield 12;

a plurality of nozzles are uniformly communicated and arranged on the arc-shaped diffusion bin 16, and the direction of the nozzles is vertical to the plane of the folded group in the unfolded state;

two guide pipes 17 are communicated with the arc diffusion bin 16, and an electromagnetic valve 18 is arranged on each guide pipe 17;

a second mounting plate 19 is arranged on the outer wall of the arc-shaped shielding plate 12, a second motor 20 is arranged on the second mounting plate 19, a power disc 21 is arranged at the output end of the second motor 20, an eccentric shaft 22 is eccentrically and rotatably arranged on the power disc 21, a push-pull rod 23 is rotatably arranged on the eccentric shaft 22, and the other end of the push-pull rod 23 is arranged on the arc-shaped diffusion bin 16.

In this embodiment, when the arc-shaped shielding plate 12 moves to the upper side of the square fixed frame 1 and is buckled outside the folding group, one group of electromagnetic valves 18 is opened, an external water pump discharges water into the arc-shaped diffusion bin 16 through the guide pipes 17 on the group of electromagnetic valves 18, the water in the arc-shaped diffusion bin 16 is sprayed downwards onto the folding group through the spray nozzles on the arc-shaped diffusion bin, the second motor 20 is opened, the second motor 20 drives the arc-shaped diffusion bin 16 to reciprocate in the arc-shaped shielding plate 12 along the circumferential direction of the inner wall of the arc-shaped shielding plate through the power disc 21, the eccentric shaft 22 and the push-pull rod 23, so that the water sprayed from the spray nozzles uniformly falls onto the solar panels 2 in the folding group, thereby washing the solar panels 2, after the washing of the solar panels 2 is completed, the group of electromagnetic valves 18 is closed, the other group of electromagnetic valves 18 is opened, and the external air pump discharges air into the arc-shaped diffusion bin 16 through the guide pipes 17 on the group of electromagnetic valves 18, the air in the arc diffusion bin 16 is sprayed out to the solar panel 2 through the spray ports on the arc diffusion bin, so that the water on the surface of the solar panel 2 is dried.

Preferably, in the above embodiment, the position of the axis of the hinge 3 is located inside the included angle between two adjacent solar panels 2.

In this embodiment, when folding the group and receive up, two adjacent solar panel 2 are close each other, because 3 axis positions of hinge are located the inboard that corresponds 2 contained angles of two adjacent solar panel, can conveniently make solar panel 2 when vertical state, have enough big space between two adjacent solar panel 2, make things convenient for spout spun water to get into in the space and carry out vertical washing processing to solar panel 2 surfaces, improve the cleaning effect.

As a preference of the above embodiment, an installation frame 24 is arranged on an outer wall of the solar panel 2 away from an included angle between two adjacent solar panels 2, and the two installation frames 24 on two adjacent solar panels 2 are connected with each other through a spring 25.

In this embodiment, spring 25 is in the elastic compression state, when solar panel 2 packed up, spring 25 promotes two adjacent solar panel 2 relative rotations through two mounting bracket 24 on it, when solar panel 2 expandes, two mounting bracket 24 extrude spring 25, through setting up mounting bracket 24 and spring 25, can conveniently expand inclination to solar panel 2 and carry out spacingly, conveniently pack up work to solar panel 2 and provide supplementary thrust, when avoiding solar panel 2 to expand to the horizontality, the contained angle is too big between two adjacent solar panel 2 and lead to solar panel 2 can't fold again and pack up, conveniently guarantee the normal operating of equipment.

Preferably, the guiding mechanism includes a sliding block 26 rotatably installed on the end surface of the solar panel 2 near one side of the first motor 8, a guide rail 27 is slidably installed on the sliding block 26, the guide rail 27 is installed on the square fixed frame 1, and limiting plates 28 are respectively installed at two ends of the guide rail 27.

In this embodiment, when solar panel 2 changes between vertical state and tilt state, be close to solar panel 2 of 8 one sides of first motor and rotate on slider 26, this solar panel 2 drives slider 26 and slides on guide rail 27 simultaneously, through setting up slider 26 and guide rail 27, can conveniently expand the direction at folding group's one end and fix, avoid folding group whole to follow the removal cover 5 and remove and lead to its unable expansion, slider 26 and guide rail 27 can support and lead to corresponding solar panel 2 simultaneously, through setting up limiting plate 28, can conveniently carry on spacingly to slider 26 sliding position, thereby it is spacing with angle when receiving to expand solar panel 2.

As a preference of the above embodiment, the two screws 4 are provided with guide plates 29 on the outer sides, the guide plates 29 are mounted on the inner wall of the square fixed frame 1, and the outer sides of the moving sleeves 5 are slidably mounted on the corresponding guide plates 29.

In this embodiment, through setting up deflector 29, can conveniently support and lead to removing cover 5 and screw rod 4, improve the fastness of screw rod 4, stability when improving removal cover 5 and remove.

According to the folding photovoltaic solar power generation panel for household power supply, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the folding photovoltaic solar power generation panel can be implemented as long as the beneficial effects of the folding photovoltaic solar power generation panel are achieved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a power supply of family is with foldable photovoltaic solar panel which characterized in that includes:

the solar energy collecting device comprises a square fixing frame (1), wherein a folding group is arranged in the square fixing frame (1), the folding group consists of a plurality of solar panels (2), and two adjacent solar panels (2) are rotatably connected through a hinge (3);

the solar panels (2) are connected end to end through hinges (3), and the splicing shape of the solar panels (2) is wavy;

wherein, one side of square fixed frame (1) is provided with power unit, power unit is used for driving folding group and packs up or expand, evenly is provided with multiunit guiding mechanism on being close to power unit's solar panel (2) in the folding group, the square fixed frame (1) outside is provided with washes the mechanism.

2. The folding photovoltaic solar panel for household power supply as claimed in claim 1, wherein the power mechanism comprises a first motor (8) and a dual output shaft reducer (9) which are installed on the outer side wall of the square fixing frame (1), the first motor (8) and the dual output shaft reducer (9) are in transmission connection, two output ends of the dual output shaft reducer (9) are respectively provided with a worm (10), a first mounting plate (11) is rotatably arranged on the worm (10), and the first mounting plate (11) is installed on the square fixing frame (1);

the solar panel fixing device is characterized in that screw rods (4) are arranged on the front side and the rear side of a folding group in the square fixing frame (1), a plurality of moving sleeves (5) are sleeved on the screw rods (4), connecting shafts (6) are arranged on the moving sleeves (5), and the other ends of the connecting shafts (6) are rotatably arranged on the end faces of the corresponding solar panels (2);

the movable sleeve (5) on one solar panel (2) far away from the first motor (8) in the folding group is in threaded connection with the corresponding screw (4), and the rest of the plurality of movable sleeves (5) are in sliding connection with the corresponding screw (4);

the one end that screw rod (4) are close to first motor (8) passes square fixed frame (1) and is provided with worm wheel (7) on its terminal surface, worm wheel (7) with worm (10) meshing is connected.

3. A foldable photovoltaic solar panel for domestic electricity supply, according to claim 2, characterized in that the external side of said square fixed frame (1) is provided with an arc-shaped shutter (12), said arc-shaped shutter (12) being located outside the first motor (8) and the dual output shaft reducer (9);

two fixed shafts (13) are symmetrically arranged on the square fixed frame (1), and the outer ends of the fixed shafts (13) are rotatably arranged on the inner wall of the arc-shaped shielding plate (12);

the outer end of worm (10) is provided with straight-teeth gear (15), the meshing is provided with arc rack (14) on straight-teeth gear (15), arc rack (14) are installed on arc sunshade (12) inner wall.

4. A foldable photovoltaic solar panel for domestic power supply according to claim 3, wherein said washing mechanism comprises an arc diffusion chamber (16) slidably mounted on the inner wall of the arc-shaped shield (12), the outer ends of said arc-shaped diffusion chamber (16) are in contact with the outer wall of the arc-shaped rack (14) and are slidably connected with each other, the sliding direction of said arc-shaped diffusion chamber (16) is along the circumferential direction of the inner wall of the arc-shaped shield (12);

a plurality of nozzles are uniformly communicated on the arc-shaped diffusion bin (16), and the direction of the nozzles is vertical to the plane of the folded group in the unfolded state;

two guide pipes (17) are communicated with the arc-shaped diffusion bin (16), and an electromagnetic valve (18) is arranged on each guide pipe (17);

the outer wall of the arc-shaped shielding plate (12) is provided with a second mounting plate (19), the second mounting plate (19) is provided with a second motor (20), the output end of the second motor (20) is provided with a power disc (21), the power disc (21) is eccentrically and rotatably provided with an eccentric shaft (22), the eccentric shaft (22) is rotatably provided with a push-pull rod (23), and the other end of the push-pull rod (23) is mounted on the arc-shaped diffusion bin (16).

5. A foldable photovoltaic solar panel for domestic power supply according to claim 4, characterized in that the position of the axis of the hinge (3) is located inside the angle between two adjacent solar panels (2).

6. A foldable photovoltaic solar panel for domestic power supply according to claim 5, characterized in that the outer wall of the solar panel (2) facing away from the angle between two adjacent solar panels (2) is provided with a mounting frame (24), and the two mounting frames (24) of two adjacent solar panels (2) are connected to each other by a spring (25).

7. The foldable photovoltaic solar panel for home power supply according to claim 6, wherein the guiding mechanism comprises a sliding block (26) rotatably mounted on the end surface of the solar panel (2) near the first motor (8), the sliding block (26) is slidably provided with a guide rail (27), the guide rail (27) is mounted on the square fixing frame (1), and both ends of the guide rail (27) are provided with a limiting plate (28).

8. A foldable photovoltaic solar panel for domestic electricity supply, according to claim 7, characterized in that the two screws (4) are provided on the outside with guide plates (29), said guide plates (29) being mounted on the inner wall of the square fixed frame (1), the outside of said mobile sleeve (5) being slidably mounted on the corresponding guide plates (29).