CN110314881A - A kind of desert photovoltaic components in photovoltaic plant maintenance system - Google Patents

Abstract

The invention discloses a photovoltaic component maintenance system of a desert photovoltaic power station, comprising a photovoltaic cell panel and a first fixing rod for supporting the photovoltaic cell panel. It moves along the upper surface of the photovoltaic panel, the dust box is provided with a downwardly open working cavity, and the working cavity is rotatably provided with a brush, when the dust box moves along the upper surface of the photovoltaic panel When moving, the rotating shaft drives the brush to rotate to peel off the dust on the surface of the photovoltaic panel. The cleaning process of the present invention does not need to use water, which saves cleaning costs. The surface of the panel is covered with a dust-proof cloth to prevent dust from accumulating on the photovoltaic panel at night.

Description

A photovoltaic module maintenance system for desert photovoltaic power station

technical field

The invention relates to the technical field of machinery, in particular to a photovoltaic component maintenance system of a desert photovoltaic power station.

Background technique

In my country, the northwest arid area with particularly sufficient sunlight is the area with the most concentrated deserts and the most abundant sunshine, so many photovoltaic power stations are built in the desert, but the dust and sand on the photovoltaic array in the desert may cause damage to photovoltaic modules. Negative effects, even partial coverage of dust or sand can lead to severe production reduction, and failure to clean for a long time can also lead to damage to photovoltaic modules. To solve the above problems, more and more photovoltaic cleaning solutions have emerged, most of which require the use of water. However, in the desert, water resources are scarce, and the cost of using water for cleaning is relatively high. In view of the above problems, the present invention has been improved.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a photovoltaic module maintenance system for a desert photovoltaic power station, which overcomes the above problems.

The present invention is achieved through the following technical solutions.

A photovoltaic component maintenance system for a desert photovoltaic power station of the present invention includes a photovoltaic cell panel and a first fixing rod for supporting the photovoltaic cell panel. The upper surface of the photovoltaic cell plate moves, the dust box is provided with a downwardly open working cavity, and the working cavity is rotatably provided with a brush, when the dust box moves along the upper surface of the photovoltaic cell board When the rotating shaft drives the brush to rotate, the dust on the surface of the photovoltaic cell panel is peeled off, so as to prevent the dust from adhering to the surface of the photovoltaic cell panel;

The working chamber is provided with a suction nozzle located on the right side of the brush, and the suction nozzle is connected to a fan through a connecting pipe. After the fan is started, the dust stripped by the brush passes through the suction nozzle. Absorption is performed to clean the surface of the photovoltaic panel. A right support rod is symmetrically fixed on the ground on the right side of the photovoltaic panel in the front and rear, and an installation shaft is rotated between the right support rods. The installation shaft A winding wheel is fixed on the top, and a dustproof cloth is wound on the winding wheel. One end of the dustproof cloth is fixedly connected to the right end face of the dust removal box. When the dust removal box moves to the left, pull the dustproof cloth. The dustproof cloth is extended to the left, so that after the dust removal is completed, the dustproof cloth is covered on the surface of the photovoltaic cell panel.

Further, a fixed box is fixed on the ground on the right side of the photovoltaic cell panel, the fan is fixed on the upper side of the fixed box, and a sliding cavity is arranged in the fixed box, and the sliding cavity is provided with an operable function. A sliding storage box, the storage box is provided with a storage cavity that penetrates up and down, the storage cavity is communicated with the fan through an intermediate pipe, and the dust absorbed by the fan is discharged to the storage cavity through the intermediate pipe , moving the storage box to the left can make the storage chamber communicate with the outside world to pour out the dust.

Further, an electric push rod is fixed on the right wall of the sliding cavity, and the push rod on the left side of the electric push rod is fixedly connected with the right end face of the storage box.

Further, a second fixing rod is symmetrically fixed on the ground on the front and rear sides of the photovoltaic cell panel, the second fixing rod is provided with an upwardly open spring cavity, and the spring cavity is provided with an adjustment rod that can slide up and down, The upper end of the adjustment rod is fixedly provided with a mounting plate, the mounting plate is provided with a guide groove, the guide groove is provided with a rotatable threaded rod, and the guide groove is slidably provided with a threaded rod connected with the threaded rod. A guide block, opposite ends of the front and rear guide blocks are respectively fixedly connected with the front and rear surfaces of the dust box.

Further, a left support rod is fixed on the ground on the left side of the photovoltaic cell panel, a left chute opened to the right is provided on the right end surface of the left support rod, and a sliding rod is slidably arranged in the left chute. A mounting block is fixed at the right end of the sliding rod, and a motor is fixed in the mounting block, and the motor is dynamically connected with the threaded rod on the rear side, and the front and rear threaded rods are connected through a transmission pulley.

Further, the front and rear adjustment rods are fixedly connected by connecting rods, and when the dust removal box moves to the left side of the photovoltaic cell panel after the dust removal on the surface of the photovoltaic cell panel is completed, the connecting rod moves downward. , so that the downward movement of the dust-removing box drives the dust-proof cloth to descend, so that the dust-proof cloth is attached to the upper surface of the photovoltaic panel.

Further, a camshaft is rotatably provided on the left end surface of the fixed box, and a cam is fixed on the left end of the camshaft. A connection spring is attached.

Further, the front end surface of the right support rod on the rear side is provided with a right chute that opens forward, the right support rod on the rear side is provided with a rack slidingly connected to the right chute in the front and rear, and the mounting shaft is provided with a rack. A winding wheel is fixedly arranged, a pulling wire is wound on the winding wheel, the lower end of the pulling wire is fixedly connected with the upper end of the rack, and a gear shaft is rotated on the front end surface of the right support rod on the rear side, and the gear shaft It is connected with the camshaft through a pulley, and the gear shaft is fixedly provided with a gear that can engage with the rack.

Further, a torsion spring is connected between the installation shaft and the rear end surface of the right support rod on the front side.

Beneficial effects of the present invention: After the sun sets, the present invention can automatically clean the upper surface of the photovoltaic cell panel. The dust is removed without using water in the cleaning process, which saves the cleaning cost. At the same time, after cleaning, the invention can cover the surface of the photovoltaic cell panel with a layer of dust-proof cloth to prevent the accumulation of dust on the photovoltaic cell panel at night.

Description of drawings

In order to illustrate the embodiments of the invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only For some embodiments of the invention, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the structural representation at A-A in Fig. 1;

Fig. 3 is the structural representation at B-B place in Fig. 1;

Fig. 4 is the sectional structure schematic diagram of the second fixing rod in Fig. 1;

FIG. 5 is a schematic view of the structure at C-C in FIG. 1 .

Detailed ways

The present invention will be described in detail below in conjunction with Fig. 1-5, wherein, for the convenience of description, the orientations mentioned below are now specified as follows: the up-down, left-right, front-rear directions mentioned below are consistent with the up-down, left-right, front-rear directions of the projection relationship of Fig. 1 itself.

A photovoltaic module maintenance system for a desert photovoltaic power station described in conjunction with accompanying drawings 1-5 mainly includes a photovoltaic cell panel 43 and a first fixing rod 42 for supporting the photovoltaic cell panel 43. The upper side of the photovoltaic cell panel 43 A dust removal box 18 is provided, and the dust removal box 18 can move along the upper surface of the photovoltaic cell panel 43. The dust removal box 18 is provided with a downwardly opening working cavity 48, and the working cavity 48 is rotatably provided with The brush 17, when the dust box 18 moves along the upper surface of the photovoltaic panel 43, the rotating shaft 19 drives the brush 17 to rotate to peel off the dust on the upper surface of the photovoltaic panel 43 to avoid dust Adhering to the upper surface of the photovoltaic cell panel 43;

The working chamber 48 is provided with a suction nozzle 20 located on the right side of the brush 17 . The suction nozzle 20 is connected to the fan 27 through a connecting pipe 28 , and the fan 27 peels off the brush 17 after starting. The dust is absorbed by the dust suction nozzle 20, so as to realize the cleaning of the upper surface of the photovoltaic cell panel 43. A right support rod 49 is symmetrically fixed on the ground on the right side of the photovoltaic cell panel 43 front and rear, and the right support rod There is an installation shaft 22 rotating between 49, and a winding wheel 23 is fixed on the installation shaft 22, and a dustproof cloth 21 is wound on the winding wheel 23, and one end of the dustproof cloth 21 is connected to the dust collector. The right end face of the box 18 is fixedly connected. When the dust box 18 moves to the left, the dust-proof cloth 21 is pulled to extend to the left, so that when the dust-removal is completed, the dust-proof cloth 21 is covered on the photovoltaic cell panel. 43 upper surface.

Beneficially, a fixing box 37 is fixed on the ground on the right side of the photovoltaic panel 43 , the fan 27 is fixedly arranged on the upper side of the fixing box 37 , and a sliding cavity 36 is arranged in the fixing box 37 . The cavity 36 is provided with a storage box 33 that can act and slide, and the storage box 33 is provided with a storage cavity 32 that penetrates up and down. The absorbed dust is discharged into the storage chamber 32 through the intermediate pipe 31 , and the storage chamber 32 can be communicated with the outside by moving the storage box 33 to the left to pour out the dust.

Beneficially, an electric push rod 35 is fixed on the right wall of the sliding cavity 36 , and the push rod 34 on the left side of the electric push rod 35 is fixedly connected to the right end surface of the storage box 33 .

Beneficially, a second fixing rod 41 is symmetrically fixed on the ground on the front and rear sides of the photovoltaic cell panel 43 . The second fixing rod 41 is provided with a spring cavity 54 that opens upward, and the spring cavity 54 is provided with a vertical A sliding adjustment rod 15, the upper end of the adjustment rod 15 is fixed with a mounting plate 12, the mounting plate 12 is provided with a guide groove 13, and the guide groove 13 is provided with a rotatable threaded rod 14, the guide groove A guide block 50 threadedly connected to the threaded rod 14 is slidably provided in the 13 , and opposite ends of the front and rear guide blocks 50 are respectively fixedly connected to the front and rear surfaces of the dust box 18 .

Beneficially, a left support rod 10 is fixed on the ground on the left side of the photovoltaic cell panel 43 , a left chute 56 opening to the right is provided on the right end surface of the left support rod 10 , and a sliding slot 56 is provided in the left chute 56 . A sliding rod 47, a mounting block 11 is fixed at the right end of the sliding rod 47, a motor 46 is fixed in the mounting block 11, and the motor 46 is dynamically connected with the threaded rod 14 on the rear side, and the threaded rod 14 in the front and rear There is a transmission connection between them through a transmission pulley 45 .

Beneficially, the front and rear adjustment rods 15 are fixedly connected by connecting rods 16. When the dust removal on the upper surface of the photovoltaic cell panel 43 is completed, the dust removal box 18 moves to the left side of the photovoltaic cell panel 43. The connecting rod 16 moves downward, so that the downward movement of the dust box 18 drives the dust cloth 21 to descend, so that the dust cloth 21 is attached to the upper surface of the photovoltaic cell panel 43 .

Beneficially, a camshaft 39 is rotatably provided on the left end surface of the fixing box 37, and a cam 40 is fixedly arranged on the left end of the camshaft 39. A connecting spring 55 is connected between the bottom walls of the spring cavity 54 .

Beneficially, the front end surface of the right support rod 49 on the rear side is provided with a right chute 29 that opens forward, and the right support rod 49 on the rear side is provided with a rack 30 slidably connected to the right chute 29 in the front and rear. A winding wheel 51 is fixed on the installation shaft 22, and a pull wire 24 is wound around the winding wheel 51. The lower end of the pull wire 24 is fixedly connected with the upper end of the rack 30, and the right support rod 49 on the rear side is fixed. The front end face is rotatably provided with a gear shaft 25 , and the gear shaft 25 and the camshaft 39 are connected by means of a pulley 38 . The gear shaft 25 is fixedly provided with a gear 26 that can engage with the rack 30 .

Beneficially, a torsion spring 52 is connected between the installation shaft 22 and the rear end surface of the right support rod 49 on the front side.

The sequence of mechanical actions of the whole device:

1. When the sun sets, the motor 46 starts to drive the threaded rod 14 to rotate, and the rotation of the threaded rod 14 makes the guide block 50 drive the dust box 18 to move leftward along the guide groove 13;

2. Start the rotating motor 53 and the fan 27, the rotating shaft 19 drives the brush 17 to rotate, the brush 17 contacts the upper surface of the photovoltaic cell panel 43, and the dust attached to the upper surface of the photovoltaic cell panel 43 is separated from the surface of the photovoltaic cell panel 43. The dust nozzle 20 inhales the dust, and the inhaled dust enters the storage cavity 32 through the intermediate pipe 31;

3. When the dust removal box 18 moves to the left, the dust removal box 18 pulls the dustproof cloth 21 to the left, and under the action of the dustproof cloth 21, the winding wheel 23 drives the installation shaft 22 to rotate, and the installation shaft 22 drives the winding wheel 51 to rotate and wind Pull wire 24, pull wire 24 pulls the rack 30 upward;

4. When the dust box 18 moves to the left side of the photovoltaic panel 43, the dust on the upper surface of the photovoltaic panel 43 has been removed, the dust box 18 continues to move to the left, the rack 30 meshes with the gear 26, and passes through the gear shaft 25 and the pulley. 38 drives the camshaft 39 to rotate, and the camshaft 39 drives the cam 40 to rotate, thereby causing the connecting rod 16 to descend;

5. The connecting rod 16 drives the adjusting rod 15 to descend, and the adjusting rod 15 drives the mounting plate 12 to descend so that the dust box 18 descends, so that the dustproof cloth 21 covers the upper surface of the photovoltaic cell panel 43 to prevent dust from accumulating on the upper surface of the photovoltaic cell panel 43 at night;

6. Turn off the motor 46, the fan 27, and the rotating motor 53;

7. The electric push rod 35 is activated to push the storage box 33 to the left through the push rod 34, so that the storage cavity 32 is communicated with the outside world, thereby pouring out the dust in the storage cavity 32;

8. After the sun rises, the starter motor 46 is reversed, thereby returning the device to its original state.

The above-mentioned embodiments are only intended to illustrate the technical concept and characteristics of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement it, but not to limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (9)

1. a kind of desert photovoltaic components in photovoltaic plant maintenance system, including photovoltaic battery panel and it is used to support the photovoltaic cell First fixed link of plate, it is characterised in that: dust cleaning case is equipped on the upside of the photovoltaic battery panel, the dust cleaning case can be along the photovoltaic Solar panel upper surface is mobile, and downwardly open working chamber is equipped in the dust cleaning case, is rotatably equipped with hair in the working chamber Brush, when the dust cleaning case is moved along the photovoltaic battery panel upper surface, the rotary shaft drives the hairbrush rotation will be described The dust of photovoltaic battery panel upper surface is removed, and dust is avoided to be adhered to the photovoltaic battery panel upper surface；

The dust absorption nozzle being located on the right side of the hairbrush is equipped in the working chamber, the dust absorption nozzle is connect by connecting tube with blower, The dust that the hairbrush is removed is absorbed by the dust absorption nozzle after the blower starting, to realize the photovoltaic cell The cleaning of plate upper surface, front and back is symmetrically fixed with right support bar, the right support bar on the photovoltaic battery panel right ground Between rotation be equipped with installation axle, be fixed with reel in the installation axle, dustcloth be wound on the reel, it is described anti- Dirt cloth one end is fixedly connected with the dust cleaning case right end face, pulls the dustcloth when dust cleaning case movement moves downward Extend to the left, so that the dustcloth is covered on the photovoltaic battery panel upper surface after dedusting.

2. a kind of desert photovoltaic components in photovoltaic plant maintenance system according to claim 1, it is characterised in that: the light Fixed case is fixed on volt solar panel right ground, the blower is fixedly installed on the upside of the fixed case, the fixed case In be equipped with sliding cavity, the storage bin that can act on sliding is equipped in the sliding cavity, upper and lower perforative storage is equipped in the storage bin Chamber is deposited, the storage chamber is connected to by intermediate tube with the blower, and the dust that the blower absorbs passes through the intermediate tube It is expelled in the storage chamber, the storage bin, which is moved to the left, which can make the storage chamber be in communication with the outside, pours out dust.

3. a kind of desert photovoltaic components in photovoltaic plant maintenance system according to claim 2, it is characterised in that: the cunning Dynamic chamber right wall is fixed with electric pushrod, and the push rod on the left of the electric pushrod is fixedly connected with the storage bin right side.

4. a kind of desert photovoltaic components in photovoltaic plant maintenance system according to claim 2, it is characterised in that: the light The second fixed link is symmetrically fixed with before and after volt solar panel on the ground of side, the spring of upward opening is equipped in second fixed link Chamber, is equipped with can slide up and down in the spring cavity and adjusts bar, and the adjustment bar upper end is fixed with mounting plate, the mounting plate In be equipped with guide groove, rotatable threaded rod is equipped in the guide groove, sliding is equipped with and the threaded rod in the guide groove The guide pad of threaded connection, the front and back guide pad opposite side are respectively fixedly connected with the front/rear end of the dust cleaning case.

5. a kind of desert photovoltaic components in photovoltaic plant maintenance system according to claim 4, it is characterised in that: the light Left support bar is fixed on the left of volt solar panel on ground, left support bar right side is equipped with the left sliding slot being open to the right, institute It states sliding in left sliding slot and is equipped with slide bar, the slide bar right end is fixed with mounting blocks, motor, institute are fixed in the mounting blocks It states motor to be connected by power with the rear side threaded rod, be sequentially connected between the threaded rod of front and back by drive pulley.

6. a kind of desert photovoltaic components in photovoltaic plant maintenance system according to claim 4, it is characterised in that: front and back institute It states and is fixed by the connecting rod connection between adjustment bar, after the dedusting of the photovoltaic battery panel upper surface, the dust cleaning case fortune When moving on the left of the photovoltaic battery panel, the connecting rod is moved downward, so that the dust cleaning case be made to move downward described in drive Dustcloth decline, is bonded the dustcloth with the photovoltaic battery panel upper surface.

7. a kind of desert photovoltaic components in photovoltaic plant maintenance system according to claim 6, it is characterised in that: described solid Determine the rotation of case left side and be equipped with camshaft, the camshaft left end is fixed with cam, the cam and the connecting rod lower end Face offsets, and is connected with connecting spring between the adjustment bar and the spring cavity bottom wall.

8. a kind of desert photovoltaic components in photovoltaic plant maintenance system according to claim 7, it is characterised in that: rear side institute Right support bar front end face is stated equipped with the right rail to open front, the rear side right support bar front and back, which is equipped with, is slidably connected to the right side Rack gear in sliding slot is fixed with reel in the installation axle, is arranged with bracing wire on the reel, the bracing wire lower end with The upper end of the rack is fixedly connected, and rear side right support bar front end face rotation is equipped with gear shaft, the gear shaft with it is described convex It is connected between wheel shaft by belt wheel transmission, being fixed on the gear shaft can be with the rack gear meshed gears.

9. a kind of desert photovoltaic components in photovoltaic plant maintenance system according to claim 8, it is characterised in that: the peace Torsional spring is connected between dress axis and front side right support rod rear end face.