CN112495873A

CN112495873A - Photovoltaic equipment with high-efficient snow removal function based on winter energy supply

Info

Publication number: CN112495873A
Application number: CN202011364133.9A
Authority: CN
Inventors: 管宗会
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-03-16
Also published as: CN111570349A; CN111570349B

Abstract

The invention discloses a photovoltaic device with a high-efficiency snow removing function based on energy supply in winter, which comprises a support arranged on the ground, a photovoltaic plate arranged on the support and a snow removing device arranged on the photovoltaic plate, wherein the photovoltaic plate is arranged on the support; the snow removing device comprises a glass block positioned above the photovoltaic plate, overturning structures arranged on two sides of the glass block, a resetting structure used for resetting the overturned glass plate, a scraping structure arranged on the glass block and a sealing structure arranged between the photovoltaic plate and the glass block. According to the invention, through the arrangement of the glass block, the turnover structure and the reset structure, accumulated snow falling on the glass block is timely cleaned in a turnover glass block mode, the accumulated snow is timely cleaned to avoid excessive thickness, the photovoltaic panel is effectively protected, the power generation efficiency of the photovoltaic panel in snowy days is ensured, meanwhile, the pressure of manual snow cleaning is greatly relieved through an automatic snow cleaning mode, the labor cost is saved, and the danger of slipping of personnel is reduced.

Description

Photovoltaic equipment with high-efficient snow removal function based on winter energy supply

Technical Field

The invention belongs to the technical field of snow removal of photovoltaic panels, and particularly relates to photovoltaic equipment with a high-efficiency snow removal function based on energy supply in winter.

Background

The main part of the photovoltaic power station is a photoelectric conversion battery panel, the power generation efficiency of the system is directly influenced by the light receiving rate of the battery panel, the photoelectric conversion module is shielded after snow is accumulated on the surface of the battery panel, the light receiving rate of the battery panel is directly influenced, the generated energy is obviously reduced, and the accumulated snow on the surface of the battery panel is timely removed in order to improve the power generation efficiency. The mode that present panel snow was clear away is the artifical mode of scraping snow with the skimming plate of tradition from the panel surface, and this kind of mode efficiency of clearing snow is too low, and because the skimming plate handle length is restricted when panel square matrix area is great, the staff still need trample the panel and clear away to panel square matrix inboard, has the danger that the personnel slipped, still can cause the latent crack of the inside silicon chip of panel, forms irreversible loss. Meanwhile, the cleaning cannot be completed in time, and the weight is continuously thickened in the process of continuously accumulating snow, so that a larger burden is formed on the support.

Disclosure of Invention

The invention provides photovoltaic equipment which is based on winter energy supply, has a snow removing function, is timely and stable and saves cost in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a photovoltaic device with a snow removing function based on winter supply comprises a support arranged on the ground, a photovoltaic plate arranged on the support, and a snow removing device arranged on the photovoltaic plate; the snow removing device comprises a glass block positioned above the photovoltaic plate, overturning structures arranged on two sides of the glass block, a resetting structure used for resetting the overturned glass block, a scraping structure arranged on the glass block and a sealing structure arranged between the photovoltaic plate and the glass block; according to the invention, through the arrangement of the glass block, the turnover structure and the reset structure, snow falls on the glass block and is accumulated in a mode of arranging the glass block above the photovoltaic panel, when the snow accumulated above the glass block exceeds a certain weight, the glass block is driven by the turnover structure to turn over, so that the accumulated snow blocking the light source is removed, the accumulated snow falling on the glass block is timely cleaned in a mode of turning over the glass block, the accumulated snow is timely cleaned to avoid the excessive thickness of the accumulated snow, the photovoltaic panel is effectively protected, the power generation efficiency of the photovoltaic panel in snowy days is ensured, the load of a support is prevented from being increased due to the excessive accumulated snow weight, meanwhile, the pressure of manual snow cleaning is greatly relieved through an automatic snow cleaning mode, the labor cost is saved, and the possibility of danger caused by slipping of personnel during snow cleaning is reduced.

The turnover structure comprises first sliding rails arranged on two sides of the photovoltaic panel, bearing rails arranged at the upper end of the first sliding rails, connecting columns arranged on two sides of the glass block, a first rotating part sleeved on the connecting columns, a first sliding chute arranged on the first sliding rails, a first sliding block arranged in the first sliding chute, a first cavity arranged on the first rotating part, a column sleeve arranged in the first cavity, a guide column arranged on the first sliding block and corresponding to the column sleeve, a first elastic part sleeved on the column sleeve and used for resetting the first rotating part, and a support structure arranged at the lower end of the photovoltaic panel; when the weight of the accumulated snow is below a critical value, the first rotating piece is jacked up by the first elastic piece and clamped in the bearing rail, the weight is continuously increased along with the continuous accumulation of the accumulated snow, the first rotating piece extrudes the first elastic piece to continuously move downwards, when the weight of the accumulated snow exceeds a certain limit, the first rotating piece is attached to the first sliding block, the first rotating piece and the first sliding block slide downwards along the first sliding groove together, the first rotating piece and the first sliding block slide downwards along the first sliding rail under the action of the supporting roller until the position of the first rotating piece passes over the supporting roller, the supporting roller loses the supporting function on the glass block, the glass block deflects downwards around the first rotating piece under the action of gravity, the snow on the glass is thrown downwards, and finally the glass block is in a vertical state, so that the snow cannot be attached to the glass block and falls completely, through rotatory mode with furthest, and the fastest clears away snow, avoided the lasting accumulation of snow to lead to the too big damage that leads to the support of weight of later stage snow etc. effectively improved the life-span, reduced the maintenance cost, simultaneously through the mode that utilizes the weight of snow, practiced thrift the energy, reduced energy resource consumption, in time handle the generating efficiency who will effectively guarantee the photovoltaic board with snow.

The supporting structure comprises an extension block arranged at the lower end of the photovoltaic panel, a second cavity arranged on the extension block, a second sliding block arranged in the second cavity, a supporting frame arranged above the second sliding block, a supporting roller arranged in the supporting frame, a second elastic piece arranged in the second cavity and used for resetting the second sliding block, a locking structure arranged in the extension block and a protection structure arranged on one side of the extension block; after certain accumulated snow is accumulated on the glass block, the glass block continuously extrudes the supporting roller, so that the supporting roller can move the second sliding block into the second cavity under the action of gravity of the glass block, the parallel state between the glass block and the photovoltaic plate is ensured by the supporting roller, the refraction of the glass block is effectively reduced, the light source is more fully utilized, the glass block is effectively guided by the supporting roller, the hard friction between the glass block and the photovoltaic plate is prevented, the photovoltaic plate is scratched, the permeability of the glass is ensured, the utilization rate of sunlight is ensured, and the working efficiency of the photovoltaic plate in winter is improved.

The locking structure comprises a third cavity arranged in the extension block, a third slide block arranged in the third cavity, a first clamping port arranged on the second slide block, a first chamfer arranged at one end of the third slide block, a fourth cavity arranged at the lower end of the first sliding track, an extrusion block arranged in the fourth cavity, a second chamfer arranged at the other end of the third slide block, a fifth cavity arranged at the middle section of the third slide block, a boss arranged at the middle section of the third slide block and capable of moving back and forth in the fifth cavity, and a third elastic part arranged in the fifth cavity and used for resetting the third slide block, when the first rotating part and the first slide block are mutually attached and move downwards along the first sliding groove, the support roll is positioned at the lowest end under the gravity action of accumulated snow on the glass block, and when the first slide block slides to the position at the bottom end of the first sliding groove, the first sliding block extrudes the extrusion block in the first sliding chute, so that the extrusion block is controlled to move downwards, the extrusion block extrudes the second chamfer angle on the third sliding block, the other end of the third sliding block is clamped and enters the first clamping port under the action of pressure, meanwhile, the first chamfer angle and the first clamping port are matched with each other to further extrude the real quick third sliding block downwards, the whole third sliding block is further enabled to move downwards for a small distance, so that the supporting block loses the extrusion of the glass block and bounces upwards when the glass block is dumped after being dumped, the supporting block blocks the glass block from overturning when the glass block is reset under the traction of the resetting structure, the resetting is unsmooth and even unable to reset, the hard contact between the glass block and the supporting block is avoided, the bounces of the supporting block are avoided in a locking mode, and the third sliding block is further extruded downwards under the action before the first chamfer angle and the first clamping port, thereby more reset spaces are made, and the fluency of the equipment is ensured.

The protection structure comprises a fourth elastic piece arranged at the bottom end of the photovoltaic panel and a first rolling piece arranged on the elastic piece, the fourth elastic piece is arranged at the bottom of the photovoltaic panel, when the glass block loses the supporting effect of the supporting block and turns downwards around the first rotating piece, the glass block extrudes the fourth elastic piece, the fourth elastic piece plays a buffer role at the moment, the glass is prevented from being damaged or scratched due to the fact that the glass touches the support frame due to too fast rotation, the equipment maintenance cost is reduced, the other side of the glass can bounce again in the opposite direction after turning under the action of the fourth elastic piece, the glass block is shaken to form a throwing action, the snow removing effect is enhanced, when the glass block bounces upwards due to the fourth elastic piece, the reset structure can reset the glass block more easily, and the resetting of the glass block is further facilitated, stability between the structure has been increased, has reduced the rejection between each part simultaneously, has increased the smoothness degree of part, will improve the effect of snow removing greatly when increasing the smoothness degree, makes the snow removing cleaner.

The resetting structure comprises a second sliding rail arranged on the support, a first supporting block arranged at the upper end of the photovoltaic panel, a guide wheel arranged on the supporting block, a dent arranged on the guide wheel, a second supporting block arranged on the support, a guide roller arranged on the second supporting block, a second sliding chute arranged on the second sliding rail, a balancing weight arranged on the support and capable of moving up and down in the second sliding chute, a rope connected with the balancing weight and the glass block, a push plate arranged below the balancing weight, and a fifth elastic element arranged in the second sliding chute, wherein one end of the fifth elastic element is connected with the push plate; when the accumulated snow is accumulated to a certain degree, the downward sliding force of the glass block exceeds the weight of the balancing weight, so the glass block moves downwards along the first sliding chute, thereby pulling the balancing weight connected with the glass block to move upwards, when the glass block is turned over and all snow above the glass block is poured, the weight of the glass block is less than the pulling force provided by the balancing weight, so that the balancing weight can move downwards along the second chute, the rope can adjust the direction through the guide wheel and the guide roller, thereby the glass block moves upwards along the first moving track to reset, simultaneously the existence of the fifth elastic piece slows down the moving speed of the balancing weight, thereby preventing the glass from being broken due to the contact between the glass block and the part caused by the fast pulling of the glass block, the reset is completed by clearing the difference of the weights before and after accumulated snow on the upper part of the glass block, thereby reducing the energy consumption and saving the energy.

The scraping structure comprises a third sliding rail arranged on the glass block, a third sliding chute arranged on the third sliding rail, a fourth sliding block arranged in the third sliding chute, a connecting block arranged on the fourth sliding block, a scraping blade arranged on the connecting block and a limiting rail arranged at the bottom of the third sliding rail; the scraping blade is a structure with a bottom surface which is attached to two edges of the surface of the glass block and can play a scraping role. When the glass block slides downwards along the first sliding rail, the fourth sliding block abuts against the limiting rail, so that the whole scraping blade is driven to be attached to the surface of the glass to move, snow is separated from the surface of the glass preliminarily, partial snow is prevented from being condensed into ice again after being hydrated, the glass block attached to the surface of the glass block is difficult to remove in an inclined mode, light rays deviate due to the irregular shape of the ice in the later period, the light transmission effect of the glass block is influenced, the absorption effect of the photovoltaic panel is further influenced, when the glass block resets under the pulling of the resetting structure, the fourth sliding block abuts against one side of the limiting rail again, so that the position of the scraping blade is limited, when the glass block resets and moves upwards, the scraping blade scrapes the surface of the glass again, the scraping blade scrapes the residual on the surface of the glass at this time, and the permeability of the glass is ensured, thereby the absorption effect of photovoltaic board has been guaranteed.

The closed structure comprises a sixth cavity arranged on the photovoltaic panel and surrounding the photovoltaic panel for one circle, a fifth sliding block arranged in the sixth cavity, a second rolling piece arranged at the top end of the fifth sliding block, and a sixth elastic piece arranged in the sixth cavity and used for resetting the fifth sliding block; when the glass piece was located directly over the photovoltaic board, the fifth slider upwards bounced under the effect of sixth elastic component, the second rolling member laminating in glass piece below to having stopped snow and having fallen into the photovoltaic board surface from hanging, thereby having laminated in glass piece through the form of second rolling member and having made the removal of glass piece more smooth and easy, through the setting of enclosed construction, effectively prevented that the snow that floats from falling into wherein to lead to inside has the snow piece to shelter from the photovoltaic board.

According to the invention, through the arrangement of the glass block, the turnover structure and the reset structure, accumulated snow falling on the glass block is timely cleaned in a turnover glass block mode, the accumulated snow is timely cleaned to avoid excessive thickness, the photovoltaic panel is effectively protected, the power generation efficiency of the photovoltaic panel in snowy days is ensured, meanwhile, the pressure of manual snow cleaning is greatly relieved through an automatic snow cleaning mode, the labor cost is saved, and the danger of slipping of personnel is reduced. .

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a right side view of the present invention.

Fig. 4 is an enlarged schematic view of a portion a of fig. 1.

Fig. 5 is an enlarged schematic view of fig. 1 at B.

Fig. 6 is a perspective cross-sectional view of fig. 2 taken along line a-a.

Fig. 7 is an enlarged schematic view at C in fig. 6.

Fig. 8 is an enlarged schematic view at D in fig. 6.

Fig. 9 is a perspective cross-sectional view of fig. 2 taken along line B-B.

Fig. 10 is an enlarged schematic view at E in fig. 9.

Fig. 11 is an enlarged schematic view at F in fig. 9.

Fig. 12 is an enlarged schematic view at G in fig. 9.

Fig. 13 is a perspective cross-sectional view of fig. 3 taken along line C-C.

Fig. 14 is an enlarged schematic view at H in fig. 13.

Fig. 15 is an enlarged schematic view at I in fig. 13.

Detailed Description

As shown in fig. 1 to 15, a photovoltaic device with snow removal function based on winter supply comprises a bracket 1, a photovoltaic panel 2 and a snow removal device 3; the support 1 is arranged on the ground, the photovoltaic panel 2 is arranged on the support, and the snow removing device 3 is arranged on the photovoltaic panel; the photovoltaic panel can be directly purchased in the market, and is not repeated here, and the support is a structure in which the photovoltaic panel is supported by four columns, and the supported photovoltaic panel is inclined at a certain angle; the snow removing device 3 comprises a glass block 31, an overturning structure 4, a resetting structure 5, a scraping structure 6 and a sealing structure 7; the glass block 31 is positioned above the photovoltaic plate, the overturning structure 4 is arranged on two sides of the glass block, the resetting structure 5 is used for restoring the overturned glass block to the original position, the scraping structure 6 is arranged on the glass block, the sealing structure 7 is arranged between the photovoltaic plate and the glass block, the glass block is rectangular, the longer side is used as the length, the shorter side is used as the width, the width of the glass block is similar to the width of the photovoltaic plate, the length of the glass block is longer than that of the photovoltaic plate, and the glass block with the longer length can shield the whole photovoltaic plate.

The turnover structure 4 comprises a first sliding track 41, a bearing track 42, a connecting column 43, a first rotating member 44, a first sliding chute 45, a first sliding block 46, a first cavity 47, a column sleeve 48, a guide column 49, a first elastic member 40 and a supporting structure 8; the first sliding tracks 41 are arranged on two sides of the photovoltaic panel, the bearing tracks 42 are arranged at the upper end of the first sliding tracks, the connecting columns 43 are arranged on two sides of the glass blocks, the first rotating piece 44 is sleeved on the connecting columns, the first sliding chute 45 is arranged on the first sliding tracks, the first sliding block 46 is arranged in the first sliding chute, the first cavity 47 is arranged on the first rotating piece, the column sleeve 48 is arranged in the first cavity, the guide columns 49 are arranged on the first sliding block and correspond to the column sleeve, the first elastic pieces 40 are sleeved on the column sleeve and used for resetting the first rotating pieces, and the supporting structure 8 is arranged at the lower end of the photovoltaic panel 2; the first sliding track is two sliding ways arranged at two sides of the photovoltaic panel, is parallel to the surface of the photovoltaic panel, has the bottom slightly longer than the photovoltaic panel, the bearing track is a section of vertical track arranged at the top end of the first sliding track, is connected with the first sliding track, the connecting column is two cylindrical blocks arranged at two sides of the photovoltaic panel, the first rotating part is a block sleeved on the connecting column, the upper part of the block is a circular structure, the lower part of the block is a regular structure and can move up and down in the bearing track, the first sliding chute is a long groove structure arranged at the bottom of the first sliding track, the first sliding block is a block which can move back and forth on the first sliding chute, the first sliding block and the first rotating part are connected in a guide pillar and column sleeve mode, the rear part of the column sleeve is a cavity structure which is a first cavity body, and the column sleeve can move in the first cavity body, thereby increased the moving range of first rotating member on vertical direction, the post cover is equipped with first elastic component outward, set up here to the spring structure, the spring has certain intensity, spring strength will decide the critical point of glass piece upset, after the weight of glass piece top surpassed the scope of bearing, first rotating member will move down and paste in first slider, first rotating member moves down simultaneously with first slider, thereby fall the snow, through the setting of first elastic component, as the mode that detects snow thickness, the cost of labor has been practiced thrift, do not need artifical concern constantly, can accomplish the snow removing step.

The supporting structure 8 comprises an extending block 81, a second cavity 82, a second sliding block 83, a supporting frame 84, a supporting roller 85, a second elastic piece 86, a locking structure 9 and a protecting structure 10; the extension block 81 is arranged at the lower end of the photovoltaic panel, the second cavity 82 is arranged on the extension block, the second sliding block 83 is arranged in the second cavity, the support frame 84 is arranged above the second sliding block, the support roller 85 is arranged in the support frame, the second elastic piece 86 is arranged in the second cavity and used for resetting the second sliding block, the locking structure 9 is arranged in the extension block, and the protection structure 10 is arranged on one side of the extension block; the extension piece is the extension region who sets up in the photovoltaic board bottom, be a structure with the photovoltaic board is the same width, the second cavity is a rectangle cavity structure of setting at extension piece intermediate position, the second slider can reciprocate in the second cavity for a rectangle block structure, second elastic component here selects the spring, outwards jack-up with the second slider, be provided with the support frame setting on the second slider both sides, be provided with the backing roll in the middle of two support frames, backing roll and glass piece contact each other, the supporting role has been played, pile up when snow, the backing roll receives the extrusion degree the same with above-mentioned first elastic block, the event makes the glass piece be on a parallel with the photovoltaic board all the time, make the process of glass piece gliding more smooth, reduce the friction between the apparatus.

The locking structure 9 comprises a third cavity 91, a third slide block 92, a first clamping interface 93, a first chamfer 94, a fourth cavity 95, an extrusion block 96, a second chamfer 97, a fifth cavity 98, a boss 99 and a third elastic piece 90; a third cavity 91 is arranged in the extension block, a third slide block 92 is arranged in the third cavity, a first clamping interface 93 is arranged on the second slide block, a first chamfer 94 is arranged at one end of the third slide block, a fourth cavity 95 is arranged at the lower end of the first sliding track, an extrusion block 96 is arranged in the fourth cavity, a second chamfer 97 is arranged at the other end of the third slide block, a fifth cavity 98 is arranged at the middle section of the third slide block, a boss 99 is arranged at the middle section of the third slide block and can move back and forth in a fifth cavity, and a third elastic member 90 is arranged in the fifth cavity and is used for resetting the third slide block; the third cavity is a long strip-shaped cavity structure, one end of the third cavity is communicated with the second cavity, the third slide block is a long strip-shaped block structure which can move back and forth in the third cavity, one end of the third cavity close to the second slide block is a first chamfer, a first clamping port on the side wall of the second slide block is correspondingly formed, when the third slide block approaches the second slide block, the second slide block slightly moves downwards and is clamped when the first chamfer extrudes the first clamping port, the fourth cavity is a rectangular cavity structure arranged at the bottom of the first chute, the extrusion block is arranged in the fourth cavity, the lower part of the rectangular block structure of the extrusion block is a chamfer which is contacted with the second chamfer, when the extrusion block receives extrusion, the extrusion block controls the third slide block to move by extrusion between the chamfers, a boss is arranged in the middle of the third slide block, a fifth cavity for accommodating the boss is arranged at the boss corresponding to the third slide block, and a third elastic part used for pulling the third sliding block towards the position far away from the second sliding block, wherein the third elastic part is provided with a spring, when the first rotating part on the glass block slides to the bottom of the first sliding track, the extrusion block is continuously extruded, so that the second sliding block is always in a downward-pressing locking stage, the situation that the glass block cannot reset due to rebound of the supporting roller is avoided, and the smoothness of the operation of the instrument is increased.

The protection structure 10 comprises a fourth elastic member 101, a first rolling member 102; the fourth elastic part 101 is arranged at the bottom end of the photovoltaic panel, the first rolling part 102 is arranged on the elastic part, the fourth elastic part is arranged as an elastic sheet at the position and is arranged at the bottom of the photovoltaic panel, two rolling parts are arranged at the position and are respectively arranged at two sides of the bottom of the photovoltaic panel, the elastic sheet structure is a V-shaped elastic sheet structure, one side of the fourth elastic part is attached to the photovoltaic panel, the other side of the fourth elastic part is abutted against the bottom of the first sliding track to form a limit position, the first rolling part is provided with a plurality of rolling parts arranged on the elastic sheet, the rolling parts are balls, when the glass block loses the supporting function of the supporting block and turns downwards around the first rotating part, the glass block extrudes the fourth elastic part, the fourth elastic part plays a buffer function at the moment, the glass is prevented from being damaged or scratched due to the fact that the glass touches the support frame due to too fast rotation, the equipment maintenance cost is reduced, will bounce once more in the opposite direction after the upset, make the glass piece shake, form an action of getting rid of, thereby reinforcing snow removing effect, when the glass piece because the fourth elastic component upwards bounces, reset structure will be easier with the glass piece resets, the event has further made things convenient for the resetting of glass piece, stability between the structure has been increased, repulsion between each part has been reduced simultaneously, the smoothness degree of part has been increased, will improve the effect of snow removing greatly when increasing the smoothness degree, it is cleaner to make the snow removing.

The reset structure 5 comprises a second sliding track 51, a first supporting block 52, a guide wheel 53, a dent 54, a second supporting block 55, a guide roller 56, a second sliding chute 57, a balancing weight 58, a rope 59, a push plate 50 and a fifth elastic member 501; a second sliding track 51 is arranged on the bracket, a first supporting block 52 is arranged at the upper end of the photovoltaic panel, a guide wheel 53 is arranged on the supporting block, a dent 54 is arranged on the guide wheel, a second supporting block 55 is arranged on the bracket, a guide roller 56 is arranged on the second supporting block, a second chute 57 is arranged on the second sliding track, a counterweight 58 is arranged on the bracket and can move up and down in the second chute, a rope 59 is connected with the counterweight and the glass block, a push plate 50 is arranged below the counterweight, and a fifth elastic element 501 is arranged in the second chute, wherein one end of the fifth elastic element is connected with the push plate; the second sliding track is a plate-shaped structure arranged on the long edge of the support, the first supporting block is a support structure arranged at the upper end of the photovoltaic panel, two guide wheels are arranged on the first supporting block for guiding, dents are arranged on the guide wheels for limiting the ropes, so that the ropes are limited on the left and right, the stability of the structure is ensured, the second supporting block is two blocks arranged on the support and fixedly connected to the support, two guide wheels are respectively arranged on the long pillars of the support, the guide rollers are rotatably connected between the second supporting blocks and are of a cylindrical structure, the balancing weight is of a rectangular structure, two sides of the rectangular structure are provided with block structures which can be clamped in the second sliding track, the limiting is carried out, so that the shaking of the balancing weight is limited, one end of the rope is connected to the glass block, bypasses the guide wheels and is clamped in the dents on the guide wheels, the direction of force is changed into vertical downwards by the guide roll again, the structure on the balancing weight is connected to the other end, form about vertical, make the removal of balancing weight more stable, the weight regulation and control of balancing weight is when there is not the heavy object on the glass piece, the glass piece will be at the pulling force of balancing weight rebound, when weight exceedes the critical value, the glass piece will stimulate the balancing weight rebound, fifth elastic component sets up in second slip track, be located second slip track's bottom, carry out the buffering of certain degree to the decline of balancing weight, avoid the glass piece because the too fast striking cracked possibility of translation rate.

The scraping structure 6 comprises a third sliding track 61, a third sliding chute 62, a fourth sliding block 63, a connecting block 64, a scraping blade 65 and a limiting track 66; a third sliding track 61 is arranged on the glass block, a third sliding chute 62 is arranged on the third sliding track, a fourth sliding block 63 is arranged in the third sliding chute, a connecting block 64 is arranged on the fourth sliding block, a scraping blade 65 is arranged on the connecting block, and a limiting track 66 is arranged at the bottom of the third sliding track; the scraping blade is a structure of which the bottom surface is attached to two edges of the surface of the glass block and can play a scraping role; the third sliding track is two tracks arranged at two sides of the glass block, the third sliding groove is a notch arranged in the third sliding track, the fourth sliding block is a cylindrical structure and is clamped in the third sliding groove, the scraping blade is a flat blade attached to the surface of the glass and has a structure with two sides capable of scraping, the connecting block is a block body connecting the fourth sliding block and the scraping blade, a triangular structure is formed between two ends of the scraping blade and the fourth sliding block, so that the scraping blade moves attached to the surface of the glass while the fourth sliding block moves, the limiting track is a five-deformation structure, five angles can be divided into five points, two corners play a role in fixing on the first sliding track, when the glass block slides downwards, the fourth sliding block abuts against the angle far away from the glass block, and the limiting track limits the fourth sliding block, strike off the blade and will laminate in glass piece surface and remove, when the glass piece overturns, the fourth slider falls on first rotating member rear, so the fourth slider will rise, support in the angle of the top, when the glass piece regresses, the fourth slider will fall on the angle that is closest to reset structure to spacing fourth slider makes to strike off the blade and strike off glass piece surface once more.

The closed structure 7 comprises a sixth cavity 71, a fifth slider 72, a second rolling element 73 and a sixth elastic element 74; sixth cavity 71 is located around photovoltaic board a week on the photovoltaic board, fifth slider 72 is located in the sixth cavity, second rolling member 73 is located the slider top, and sixth elastic component 74 is located be used for restoring to the throne in the sixth cavity fifth slider, sixth cavity set up on the photovoltaic board, be a shape of falling the U along the edge of photovoltaic board, fifth slider be with the same type of falling the U block body structure of sixth cavity, laminate in the trilateral of photovoltaic board, the base is because the slope structure, can not do the seal for an ascending notch in the slant, and the setting of this structure will block when snowing, snow wafts into the region between glass piece and the photovoltaic board to prevent to cover on the photovoltaic board and waft snow, thereby the condition that leads to the decline of photovoltaic board efficiency takes place.

The specific operation flow is as follows:

before snow floats are not accumulated, the first rotating piece is upwards bounced under the support of the first elastic piece and clamped in the bearing sliding groove, when snow is continuously accumulated on the glass block, the weight of the glass block is continuously increased so as to enable the first rotating piece to move downwards, the first elastic piece is compressed under continuous extrusion, the first sliding block is also continuously descended under the extrusion of the glass block so as to enable the whole glass block to be still in a state of being parallel to the photovoltaic panel, when the weight of the accumulated snow exceeds a certain limit, the first rotating piece and the first sliding block are mutually attached, so that the first sliding block drives the first rotating piece to simultaneously downwards slide along the first sliding groove, as the force of the downward sliding of the combination of the weight of the snow and the glass block exceeds the weight of the balancing weight, the balancing weight is upwards lifted under the pulling of the glass block, and at the moment, the fourth sliding block is supported on an angle far away from the reset structure to limit, when the glass block continuously slides downwards, the scraping blade connected with the fourth sliding block continuously scrapes snow on the surface layer of the glass block to primarily separate the snow from the glass block to avoid adhesion between the snow and the glass block, when the position of the first rotating piece in the vertical direction passes over the supporting roller, the supporting roller does not support the glass block any more, so the glass block overturns around the first rotating piece to enable the snow on the glass block to fall down, at the moment, the fourth sliding block is propped against the highest corner of the limiting track, meanwhile, the fourth elastic piece plays a role of buffering and bounces up to a certain degree to throw the snow out along with inertia, when the snow on the glass block is reduced, the weight is reduced, so the weight of the balancing weight is higher, the glass block is pulled to reset, and the supporting roller is still in a compressed state due to the fact that the third sliding block is clamped in the first clamping port, at this moment, the glass block bypasses the supporting roller, the glass block is turned back to the original angle, after the first rotating piece crosses the supporting roller, the extrusion block is not extruded any more, so the supporting roller resets upwards, the glass block moves upwards along the first sliding track, meanwhile, the fourth sliding block is abutted to the corner of the limit track close to the reset structure, at the moment, the fourth sliding block is scraped again on the surface of the glass along with the movement of the glass block by the limiting scraping blade, snow residue is avoided, the balancing weight receives the buffering of the fifth elastic piece in the descending process, so the resetting speed of the glass block is slowed down, the possibility of breakage caused by glass impact is avoided, finally, the first rotating piece moves back to the top end of the first moving track, the glass block bounces upwards under the action of the first elastic piece, and the glass block continues to be clamped in the bearing track.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A photovoltaic device with a high-efficiency snow removing function based on winter energy supply comprises a support (1) arranged on the ground, a photovoltaic plate (2) arranged on the support, and a snow removing device (3) arranged on the photovoltaic plate; the method is characterized in that: the snow removing device (3) comprises a glass block (31) positioned above the photovoltaic plate, overturning structures (4) arranged on two sides of the glass block, a resetting structure (5) used for resetting the overturned glass block, a scraping structure (6) arranged on the glass block and a sealing structure (7) arranged between the photovoltaic plate and the glass block; the turnover structure (4) comprises first sliding rails (41) arranged on two sides of the photovoltaic panel, bearing rails (42) arranged at the upper end of the first sliding rails, connecting columns (43) arranged on two sides of the glass block, first rotating parts (44) sleeved on the connecting columns, first sliding chutes (45) arranged on the first sliding rails, first sliding blocks (46) arranged in the first sliding chutes, first cavities (47) arranged on the first rotating parts, column sleeves (48) arranged in the first cavities, guide posts (49) arranged on the first sliding blocks and corresponding to the column sleeves, first elastic parts (40) sleeved on the column sleeves and used for resetting the first rotating parts, and supporting structures (8) arranged at the lower ends of the photovoltaic panel (2); the closed structure (7) comprises a sixth cavity (71) arranged on the photovoltaic panel and surrounding the photovoltaic panel for one circle, a fifth sliding block (72) arranged in the sixth cavity, a second rolling piece (73) arranged at the top end of the sliding block, and a sixth elastic piece (74) arranged in the sixth cavity and used for resetting the fifth sliding block; the scraping structure (6) comprises a third sliding rail (61) arranged on the glass block, a third sliding chute (62) arranged on the third sliding rail, a fourth sliding block (63) arranged in the third sliding chute, a connecting block (64) arranged on the fourth sliding block, a scraping blade (65) arranged on the connecting block and a limiting rail arranged at the bottom of the third sliding rail; the supporting structure (8) comprises an extension block (81) arranged at the lower end of the photovoltaic plate, a second cavity (82) arranged on the extension block, a second sliding block (83) arranged in the second cavity, a supporting frame (84) arranged above the second sliding block, a supporting roller (85) arranged in the supporting frame, a second elastic piece (86) arranged in the second cavity and used for resetting the second sliding block, a locking structure (9) arranged in the extension block and a protection structure (10) arranged on one side of the extension block; the resetting structure (5) comprises a second sliding rail (51) arranged on the support, a first supporting block (52) arranged at the upper end of the photovoltaic panel, a guide wheel (53) arranged on the supporting block, a dent (54) arranged on the guide wheel, a second supporting block (55) arranged on the support, a guide roller (56) arranged on the second supporting block, a second sliding chute (57) arranged on the second sliding rail, a balancing weight (58) arranged on the support and capable of moving up and down in the second sliding chute, a rope (59) connected with the balancing weight and the glass block, a push plate (50) arranged below the balancing weight, and a fifth elastic piece (501) arranged in the second sliding chute, wherein one end of the fifth elastic piece is connected with the push block.

2. The winter-supply-based photovoltaic device with snow removal function according to claim 1, characterized in that: locking structure (9) are including locating third cavity (91) in the extension piece, locate third slider (92) in the third cavity, locate first joint mouth (93) on the second slider, locate first chamfer (94) of third slider one end, locate fourth cavity (95) of first slip track lower extreme, locate extrusion piece (96) in the fourth cavity, locate second chamfer (97) of the third slider other end, locate fifth cavity (98) in third slider middle section, locate third slider middle section can be in fifth cavity round trip movement's boss (99) and locate be used for reseing in the fifth cavity third elastic component (90) of third slider.

3. The winter powered photovoltaic device with snow removal capability of claim 2, wherein: the protection structure (10) comprises a fourth elastic piece (101) arranged at the bottom end of the photovoltaic panel and a first rolling piece (102) arranged on the elastic piece.