Traffic signal lamp is with automatically cleaning type photovoltaic board
Technical Field
The invention relates to the technical field of photovoltaic panels, in particular to a self-cleaning photovoltaic panel for a traffic signal lamp.
Background
As the non-renewable resources can generate toxic gas in the using process, harmful waste materials are generated, and the like, so that the environment deterioration is aggravated, along with the improvement of the scientific and technological technology, the environmental protection consciousness of people is improved, the use of the non-renewable resources is gradually reduced, and the utilization of the renewable resources is increased. Photovoltaic panels are widely used in various fields in daily life as devices for converting solar energy into electric energy, wherein the photovoltaic panels are installed on top of traffic signal lamps for absorbing solar energy and converting the solar energy into electric energy, on the one hand, the electric energy is stored, and on the other hand, the electric energy is directly supplied to the traffic signal lamps. But in the in-service use discovery, because the dust is more on the road, often can raise a large amount of dust when the vehicle passes through, thereby the photovoltaic board can produce static and adsorb a large amount of dust, influences the solar energy conversion efficiency of photovoltaic board, reduces solar energy conversion volume, and the manual cleaning then comparatively consumes material resources manpower and time, and has certain safety risk.
To solve the above problems, we propose a self-cleaning photovoltaic panel for a traffic signal lamp.
Disclosure of Invention
The invention aims to solve the problems in the background art and provides a self-cleaning photovoltaic panel for a traffic signal lamp.
In order to achieve the purpose, the invention adopts the following technical scheme: a self-cleaning photovoltaic panel for a traffic signal lamp comprises a mounting plate which is obliquely mounted at the top of a lamp post, wherein the photovoltaic panel is embedded and mounted on the upper side end face of the mounting plate, a protective box is fixedly connected to the upper end face of the mounting plate, the protective box is rotatably connected with a bidirectional screw rod by using a ball bearing, two ends of the bidirectional screw rod penetrate through the protective box and are in interference fit with a wind wheel, ball nuts are symmetrically and threadedly connected to the bidirectional screw rod, a driving magnet is fixedly connected to the lower end of each ball nut, coil springs are fixedly connected to the outer walls of two ends of the bidirectional screw rod and the inner wall of the protective box together, an upper chute with the width larger than that of the photovoltaic panel is formed in the lower end face of the protective box, an upper sliding block is slidably connected to the upper chute, and a driven magnet which is attracted by the driving magnet is embedded in the side face of the upper sliding block, which is close to the bidirectional screw rod, the utility model discloses a collection box, including the mounting panel, the both sides inner wall of collection box is provided with the spout down, the spout has been seted up down to the downside terminal surface fixedly connected with upside open-ended of mounting panel, sliding connection has lower slider down in the spout, collect the interior bottom surface fixedly connected with glass board of box, the lower terminal surface of slider is stained with the silk piece down, silk piece and glass board friction contact, collect the box and offer a plurality of ash holes that leak with outside intercommunication with the common equidistant of glass board, one side lateral wall that the top shoe is close to each other with the lower slider can be dismantled jointly and be connected with electrically conductive brush.
In the self-cleaning photovoltaic panel for the traffic signal lamp, the inner bottom surface of the protection box is provided with a limiting groove for limiting the position of the driving magnet.
In the self-cleaning photovoltaic panel for the traffic signal lamp, the upper sliding block and the lower sliding block are both of a T-shaped structure, and the upper sliding groove and the lower sliding groove are both of a T-shaped groove.
In the self-cleaning photovoltaic panel for the traffic signal lamp, the two-way screw rod and the ball nut are both made of paramagnetic materials.
Compared with the prior art, this self-cleaning type photovoltaic board for traffic signal lamp's advantage lies in:
1. the wind wheel converts wind energy into circumferential rotation of the bidirectional screw rod, the circumferential rotation of the bidirectional screw rod is converted into linear motion of the ball nut, the driving magnet attracts the driven magnet to move, the two conductive brushes move relatively, then the photovoltaic panel is swept to remove static electricity, the coil spring can store elastic potential energy, the elastic potential energy is released in the absence of wind, the elastic potential energy is converted into mechanical energy of the bidirectional screw rod, the bidirectional screw rod rotates reversely, sweeping of the conductive brushes is achieved again, and the static electricity removing effect is high;
2. in the moving process of the lower sliding block, the silk block and the glass plate are rubbed to generate static electricity, dust on the photovoltaic plate is adsorbed to the glass plate, and the glass plate is washed by rainwater and flows out through the dust leakage hole in rainy days, so that self-cleaning is completely realized, manpower, material resources and time are not required to be consumed, and safety risk is avoided;
3. the initial positions of the two conductive brushes are positioned on two sides of the photovoltaic panel, so that the problems that the conductive brushes reduce the solar energy conversion efficiency of the photovoltaic panel and cause hot spot effect are avoided.
Drawings
FIG. 1 is a perspective view of a self-cleaning photovoltaic panel for a traffic signal lamp according to the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is an enlarged schematic view of portion B of FIG. 1 according to the present invention.
In the figure: the device comprises a mounting plate 1, a photovoltaic plate 2, a protective box 3, a bidirectional screw rod 4, a ball nut 5, a driving magnet 6, an upper sliding block 7, a driven magnet 8, a limiting groove 9, an upper sliding groove 10, a wind wheel 11, a wind spring 12, a collecting box 13, a glass plate 14, an ash leakage hole 15, a lower sliding groove 16, a lower sliding block 17 and a conductive brush 18.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-3, a self-cleaning photovoltaic panel for a traffic signal lamp comprises a mounting plate 1 obliquely mounted on the top of a lamp post, a photovoltaic panel 2 is embedded and mounted on the upper end surface of the mounting plate 1, a protective box 3 is fixedly connected to the upper end surface of the mounting plate 1, the protective box 3 is rotatably connected to a bidirectional screw 4 by using a ball bearing, two ends of the bidirectional screw 4 penetrate through the protective box 3 and are in interference fit with wind wheels 11, ball nuts 5 are symmetrically and threadedly connected to the bidirectional screw 4, the bidirectional screw 4 and the ball nuts 5 are made of paramagnetic materials, a driving magnet 6 is fixedly connected to the lower end of the ball nut 5, the influence of the magnetic attraction between the driving magnet 6 and the driven magnet 8 due to the materials of the bidirectional screw 4 and the ball nuts 5 is prevented, coil springs 12 are fixedly connected to the outer walls of two ends of the bidirectional screw 4 and the inner wall of the protective box 3, the lower end face of the protection box 3 is provided with an upper chute 10 with the width larger than that of the photovoltaic panel 2, the upper chute 10 is connected with an upper slide block 7 in a sliding manner, one side face, close to the two-way lead screw 4, of the upper slide block 7 is embedded with a driven magnet 8 attracted by the driving magnet 6 in opposite polarity, the lower end face of the mounting plate 1 is fixedly connected with a collection box 13 with an opening at the upper side, the inner walls of the two sides of the collection box 13 are provided with lower chutes 16, the lower chute 16 is connected with a lower slide block 17 in a sliding manner, the inner bottom face of the collection box 13 is fixedly connected with a glass panel 14, the lower end face of the lower slide block 17 is adhered with a silk block, the silk block is in friction contact with the glass panel 14, the collection box 13 and the glass panel 14 are jointly provided with a plurality of ash leakage holes 15 communicated with the outside at equal intervals, one side wall, close to each other, of the upper slide block 7 and the lower slide block 17 is jointly detachably connected with a conductive brush 18, the detachable connection can be by common fixing means such as bolting.
The inner bottom surface of the protection box 3 is provided with a limiting groove 9 for limiting the position of the driving magnet 6, so that the ball nut 5 rotates circularly due to the instability of the bidirectional screw rod 4, and the situation that the driving magnet 6 cannot attract the driven magnet 8 is avoided.
The upper sliding block 7 and the lower sliding block 17 are both of T-shaped structures, the upper sliding groove 10 and the lower sliding groove 16 are both of T-shaped grooves, the T-shaped structures can prevent the upper sliding block 7 from being separated from the upper sliding groove 10, the lower sliding block 17 from being separated from the lower sliding groove 16, and the stability of the whole device is enhanced.
In the invention, because of the spaciousness of the road, wind energy is a very important natural resource, wind power drives the wind wheel 11 to rotate circularly, the circular rotation of the bidirectional screw rod 4 is converted into the linear motion of the ball nuts 5, the two ball nuts 5 drive the two driving magnets 6 to move relatively, simultaneously, the driving magnets 6 attract the driven magnets 8 on the upper sliding block 7, then the two conductive brushes 18 are driven to move relatively, the conductive brushes 18 sweep the photovoltaic panel 2 and eliminate static electricity on the photovoltaic panel 2, the bidirectional screw rod 4 drives the two coil springs 12 to curl to a certain degree and store elastic potential energy, when no wind power exists, the coil springs 12 are restored to the original state, the spring potential energy is converted into the mechanical energy of the bidirectional screw rod 4, the bidirectional screw rod 4 rotates reversely and drives the two ball nuts 5 on the surface of the bidirectional screw rod to move back to back and forth, and similarly, the two conductive brushes 18 sweep the photovoltaic panel 2 again and restore to the original position (the original position is positioned at two sides of the photovoltaic panel 2, avoid electrically conductive brush 18 to reduce solar energy conversion efficiency, cause the problem of hot spot effect to photovoltaic board 2), the silk piece and the glass board 14 friction on the lower sliding block 7 produce static in addition, will leave over the dust on photovoltaic board 2 and adsorb to glass board 14 on, when waiting to rain, the rainwater flows to in collecting box 13 and will persist the dust in collecting box 13 and rush out through leaking grey hole 15 through photovoltaic board 2.
It is worth mentioning that: when wind power is stronger, the wind wheel 11 rotates and drives the bidirectional screw rod 4 to rotate circumferentially until the two ball nuts 5 move relatively, the driving magnet 6 attracts the driven magnet 8 to move, the two conductive brushes 18 move relatively until being offset, then the photovoltaic panel 2 can be swept completely to eliminate static completely, the two coil springs 12 are curled and store energy, when no wind power exists, the coil springs 12 recover, elastic potential energy is converted into mechanical energy of the bidirectional screw rod 4, the two conductive brushes 18 move back to sweep the photovoltaic panel 2 again, the silk blocks on the lower sliding block 17 rub with the glass panel 14 to generate stronger static, so that dust on the photovoltaic panel 2 is adsorbed to the glass panel 14, and the self-cleaning effect is stronger.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.