阅读说明：本技术 一种用于光伏电板的行走装置和光伏系统 (A running gear and photovoltaic system for photovoltaic electroplax ) 是由 崔正磊 戚春潮 于 2021-07-16 设计创作，主要内容包括：本发明提供一种用于光伏电板的行走装置和光伏系统,包括支架组件、第一轮组和第二轮组；第一轮组与支架组件连接,第一轮组可在第一行走面行走并驱动支架组件移动；第二轮组与支架组件连接,第二轮组可在第二行走面行走并驱动支架组件移动,第二轮组可相对于支架组件移动并与第二行走面分离。本案实现第一轮组和第二轮组可以交替在两个行走面上行走,继而支架组件能够适应不同平面的行走,继而提高行走的适配性,以提高支架组件的行走通过性,避免在光伏电板或轨道上的卡位,且行走装置具有更多的位置布置安装毛刷,不再受到梁下行走轮位置的限制而出现漏扫。(The invention provides a walking device for a photovoltaic panel and a photovoltaic system, which comprise a bracket component, a first wheel set and a second wheel set; the first wheel set is connected with the bracket component and can walk on the first walking surface and drive the bracket component to move; the second wheel set is connected with the support assembly, the second wheel set can walk on the second walking surface and drive the support assembly to move, and the second wheel set can move relative to the support assembly and is separated from the second walking surface. The present case realizes that first wheelset and second wheelset can walk on two walking faces in turn, then the bracket component can adapt to different planar walking, improves the suitability of walking then to improve the walking trafficability characteristic of bracket component, avoid the screens on photovoltaic electroplax or track, and running gear has more positions and arranges the installation brush, no longer receives the restriction of walking wheel position under the roof beam and appears leaking and sweep.)

1. A walking device for a photovoltaic panel is characterized by comprising a bracket assembly, a first wheel set and a second wheel set;

the first wheel set is connected with the bracket assembly, and the first wheel set can walk on a first walking surface and drive the bracket assembly to move;

the second wheel set is connected with the support assembly, the second wheel set can walk on a second walking surface and drive the support assembly to move, and the second wheel set can move relative to the support assembly and be separated from the second walking surface.

2. The walking device of claim 1, wherein:

the first wheel set comprises a first walking wheel assembly, the first walking wheel assembly comprises a first walking driving device, a first walking wheel, a first wheel frame, a first steering shaft and a first deviation driving device, the first walking wheel is rotatably arranged on the first wheel frame, the first walking driving device is connected with the first walking wheel and drives the first walking wheel to rotate, the first wheel frame is hinged to the support assembly through the first steering shaft, the first deviation driving device is connected between the first wheel frame and the support assembly, and the first deviation driving device drives the first wheel frame and the support assembly to relatively deflect.

3. The walking device of claim 2, wherein:

the first steering shaft is arranged along a traveling direction of the first traveling wheel.

4. The walking device of claim 3, wherein:

the bracket assembly comprises four rotating shafts, two width brackets and two length brackets, the rotating shafts penetrate through the width brackets and the length brackets, and the width brackets and the length brackets rotate around the rotating shafts respectively;

the first wheel set comprises four first walking wheel assemblies, the first rotating shaft is connected between the rotating shaft and the first wheel carrier, and the rotating shaft is perpendicular to the first rotating shaft.

5. The walking device of claim 4, wherein:

the pivot extends along vertical direction, the length support extends along the horizontal direction, the width support slope is in the horizontal plane.

6. The walking device of claim 2, wherein:

the first traveling wheel assembly further comprises a first change gear, the first change gear is rotatably arranged on the first wheel carrier, and the first change gear is located on the axial side of the first traveling wheel.

7. The walking device of any one of claims 1 to 6, wherein:

the second wheelset includes second walking wheel subassembly, second walking wheel subassembly includes second walking drive arrangement, second walking wheel, second wheel carrier and second skew drive arrangement, the second walking wheel rotationally sets up on the second wheel carrier, second walking drive arrangement with the second walking wheel is connected and is driven the second walking wheel rotates, the movably connection of second wheel carrier is in on the bracket component, second skew drive arrangement with the second wheel carrier is connected and is driven the second wheel carrier is towards or is kept away from the second walking face removes.

8. The walking device of claim 7, wherein:

the second traveling wheel assembly further comprises a second change gear, the second change gear is rotatably arranged on the second wheel carrier, and the second change gear is located on the axial side of the second traveling wheel.

9. Photovoltaic system, comprising a runner according to any of the preceding claims 1 to 8, a photovoltaic panel and a rail, the first running surface being located on one of the upper surface of the photovoltaic panel and the upper surface of the rail, and the second running surface being located on the other of the upper surface of the photovoltaic panel and the upper surface of the rail.

10. The photovoltaic system of claim 9, wherein:

the rail is separated from an edge of the photovoltaic panel.

Technical Field

The invention relates to the field of photovoltaic power generation operation and maintenance, in particular to a walking device for a photovoltaic panel and a photovoltaic system.

Background

Photovoltaic is a short term for solar photovoltaic power generation systems, which is a photovoltaic panel made of battery semiconductor materials for photovoltaic effect, and solar light is radiated to the photovoltaic panel, and then the photovoltaic panel can generate electric energy. The solar photovoltaic power generation systems are classified into a centralized photovoltaic power generation system such as a large northwest ground photovoltaic power generation system and a distributed photovoltaic power generation system such as a factory building roof or a residential roof of an industrial and commercial enterprise.

In a large northwest ground photovoltaic power generation system, for better light radiation, the photovoltaic panels are arranged at a certain inclination angle, the extending direction of the photovoltaic panels which are continuously arranged also needs to extend along a non-straight line in a matching manner, and the adjacent photovoltaic panels are staggered in the horizontal direction to realize turning in the horizontal direction and have a fall in the vertical direction to adapt to the lifting of terrains, so that the photovoltaic panels are required to be matched with corresponding track connections.

In actual conditions, when the photovoltaic panel normally walks and goes up and down a slope on the track, the same wheels are used for walking, namely the brush is arranged between the upper walking wheel and the lower walking wheel, so that the cleaning range of the brush cannot completely cover the upper edge and the lower edge of the photovoltaic panel serving as the walking wheel track, and the missed cleaning is easy to generate. And the arrangement of the track can shield the power generation silicon chip of the photovoltaic panel to influence power generation.

Disclosure of Invention

The first purpose of the invention is to provide a walking device for photovoltaic panels, which can walk on two walking surfaces alternately.

The second purpose of the invention is to provide a photovoltaic system with the walking device.

In order to achieve the first object of the invention, the invention provides a walking device for a photovoltaic panel, which comprises a bracket component, a first wheel set and a second wheel set; the first wheel set is connected with the bracket component and can walk on the first walking surface and drive the bracket component to move; the second wheel set is connected with the support assembly, the second wheel set can walk on the second walking surface and drive the support assembly to move, and the second wheel set can move relative to the support assembly and is separated from the second walking surface.

It is visible by above-mentioned scheme, can remove for the bracket component through the second wheelset, except realizing that the second wheelset walks at the second walking face and separates with the second walking face, can also utilize bracket component relative movement, make first wheelset walk at the first walking face, realize that the bracket component can walk on two walking faces, then the bracket component can adapt to different planar walks, then improve the suitability of walking, in order to improve the walking trafficability characteristic of bracket component, avoid the screens on photovoltaic electroplax or track.

According to a further scheme, the first wheel set comprises a first walking wheel assembly, the first walking wheel assembly comprises a first walking driving device, a first walking wheel, a first wheel frame, a first rotating shaft and a first deviation driving device, the first walking wheel is rotatably arranged on the first wheel frame, the first walking driving device is connected with the first walking wheel and drives the first walking wheel to rotate, the first wheel frame is hinged to the support assembly through the first rotating shaft, the first deviation driving device is connected between the first wheel frame and the support assembly, and the first deviation driving device drives the first wheel frame and the support assembly to relatively deflect.

It is further provided that the first swivel axis is arranged in the direction of travel of the first running wheel.

The bracket component comprises four rotating shafts, two width brackets and two length brackets, wherein the rotating shafts penetrate through the width brackets and the length brackets, and the width brackets and the length brackets rotate around the rotating shafts respectively; the first wheel set comprises four first walking wheel assemblies, the first rotating shaft is connected between the rotating shaft and the first wheel carrier, and the rotating shaft is perpendicular to the first rotating shaft.

In a further aspect, the shaft extends in a vertical direction, the length support extends in a horizontal direction, and the width support is inclined to the horizontal.

It is from top to bottom visible, rotate the walking through walking drive arrangement driving wheel, and utilize transposition drive arrangement drive wheel carrier to deflect, not only can realize accomodating or opening of walking wheel, can also control the deflection position of walking wheel and bracket component, make the bracket component climb with the state of deflecting when climbing and falling the slope then, make its walking more stable, and utilize the state of deflecting to make the support avoid the lift section, avoid interfering.

In a further aspect, the first running wheel assembly further comprises a first change gear rotatably disposed on the first wheel carrier, the first change gear being located at an axial side portion of the first running wheel.

From top to bottom, utilize arranging of change gear, the change gear can be used to roll on the edge of photovoltaic electroplax and decide the location, also can separate in the track of photovoltaic electroplax with the cooperation, not only more stable when the rail running, has also avoided the track to shelter from the photovoltaic electroplax.

The second wheel set comprises a second walking wheel assembly, the second walking wheel assembly comprises a second walking driving device, a second walking wheel, a second wheel carrier and a second deviation driving device, the second walking wheel is rotatably arranged on the second wheel carrier, the second walking driving device is connected with the second walking wheel and drives the second walking wheel to rotate, the second wheel carrier is movably connected on the support component, and the second deviation driving device is connected with the second wheel carrier and drives the second wheel carrier to move towards or away from the second walking surface.

According to a further scheme, the second traveling wheel assembly further comprises a second change gear, the second change gear is rotatably arranged on the second wheel frame, and the second change gear is located on the axial side of the second traveling wheel.

It is thus clear that, rotate the walking through walking drive arrangement drive walking wheel, and utilize transposition drive arrangement and transposition axle drive wheel carrier to move towards or keep away from the second walking face to realize accomodating or opening of walking wheel, with the independent control and the walking in turn of realization wheelset, with the drive walking of realization different forms. And the hanging wheel is matched with the photovoltaic panel or the rail to position and walk.

In order to achieve the second object of the invention, the invention provides a photovoltaic system, which comprises the walking device, the photovoltaic panel and the rail of the above scheme, wherein the first walking surface is positioned on one of the upper surface of the photovoltaic panel and the upper surface of the rail, and the second walking surface is positioned on the other of the upper surface of the photovoltaic panel and the upper surface of the rail.

A further solution is that the rails are separated from the edges of the photovoltaic panel.

Therefore, the inclined photovoltaic panel has higher optical efficiency, and the track which can be horizontally arranged enables the walking device to walk alternately by matching the first wheel set and the second wheel set when the walking device walks in a track-changing manner, so that the walking device has better stability. And the separated track arrangement is utilized, so that the photovoltaic panel can be cleaned more comprehensively by the sweeping brush.

Drawings

Fig. 1 is a block diagram of a first embodiment of a photovoltaic system of the present invention.

Fig. 2 is a structural view of a first embodiment of the running gear of the present invention.

Fig. 3 is a block diagram of a first embodiment of the photovoltaic system of the present invention in an on-track configuration.

Fig. 4 is a block diagram of a first embodiment of the photovoltaic system of the present invention in a climbing slope.

Fig. 5 is a block diagram of a first embodiment of the photovoltaic system of the present invention after climbing a hill.

Fig. 6 is a block diagram of a first embodiment of the photovoltaic system of the present invention after derailment.

Fig. 7 is a block diagram of a first embodiment of the photovoltaic system of the present invention in a second climbing state.

Fig. 8 is an enlarged view of the first embodiment of the photovoltaic system of the present invention in a second climbing state.

Fig. 9 is a structural view of a traveling wheel assembly in a second embodiment of the running gear of the present invention.

The invention is further explained with reference to the drawings and the embodiments.

Detailed Description

First embodiment of photovoltaic system and running gear:

referring to fig. 1 to 3, the photovoltaic system includes a running gear 2, a photovoltaic panel 11, a photovoltaic panel 12, and rails 13 located on both sides in a width direction of the photovoltaic panel, and the running gear 2 runs on the photovoltaic panel 11, the photovoltaic panel 12, and the rails 13. In practical application, a plurality of photovoltaic panels 11 are arranged side by side, a plurality of photovoltaic panels 12 are arranged side by side, a position drop and a gap exist between the photovoltaic panels 11 and 12, and the photovoltaic panels 11 and 12 need to be connected through rails 13 on two sides, the rails 13 include a first rail portion 131, a connecting rail portion 132 and a second rail portion 133 which are connected in sequence, the first rail portion 131 is close to the edge of the photovoltaic panel 11, the first rail portion 131 is separated from the edge of the photovoltaic panel 11 and forms a gap, the second rail portion 133 is close to the edge of the photovoltaic panel 12, and the second rail portion 133 is separated from the edge of the photovoltaic panel 12 and forms a gap. The upper surfaces of the photovoltaic panels 11 and 12 are inclined to the horizontal, and the upper surfaces of the first rail portion 131 and the second rail portion 133 of the rail 13 are arranged horizontally. In general, the track may be provided only at the edge portion where the positional difference occurs between the photovoltaic panels, and may be laid along the photovoltaic panels.

The walking device 2 comprises a support assembly 21, a first wheel set and a second wheel set, the support assembly 21 comprises four rotating shafts 24, two width supports 22 and two length supports 23, the width supports are arranged along the width direction of the photovoltaic panel, the length supports are arranged along the length direction of the photovoltaic panel, the width supports 22 and the length supports 23 sequentially surround a rectangle or a parallelogram at intervals, the rotating shafts 24 penetrate through the end parts of the width supports 22 and the end parts of the length supports 23 and form hinged connection, and the width supports 22 and the length supports 23 rotate around the rotating shafts 24 respectively.

The first wheel set comprises four first traveling wheel assemblies 3, the first traveling wheel assemblies 3 are connected with a rotating shaft 24 of the support assembly 21 and are positioned at the lower ends of the rotating shaft 24, each first traveling wheel assembly 3 comprises a first traveling driving device 31, a first traveling wheel 33, a first wheel carrier 32, two first hanging wheels 35, a first rotating shaft 37 and a first offset driving device 36, the first wheel carriers 32 are arranged in an arch shape and are provided with arch-shaped grooves, the first traveling wheels 33 are rotatably arranged in the arch-shaped grooves of the first wheel carriers 32, mounting steps are formed on two side walls of each arch-shaped groove, the first traveling driving device 31 adopts a driving motor, and the first traveling driving device 31 is arranged on the mounting steps, is connected with the first traveling wheels 33 and drives the first traveling wheels 33 to rotate. The first wheel carrier 32 is also provided with a sensor 38, the sensor 38 being used to detect the state of deflection of the wheel carrier.

The two first change gears 35 are respectively connected with two side walls of the arch groove through connecting shafts, the first change gears 35 are rotatably arranged, the axial direction of the first change gears 35 is perpendicular to the axial direction of the first travelling wheels 33, the two first change gears 35 are positioned at two axial side parts of the first travelling wheels 33, and the two first change gears 35 are close to the wheel surfaces of the first travelling wheels 33.

The first wheel carrier 32 is provided with an installation bracket 321 on the top wall of the arch groove, the lower end of the rotating shaft 24 is located at the installation bracket 321, the first rotating shaft 37 is hinged to the installation bracket 321, the first rotating shaft 37 is perpendicular to the rotating shaft 24 and is fixedly connected with the lower end of the rotating shaft 24, the first deviation driving device 36 adopts a driving motor, the fixed shell of the first deviation driving device 36 is connected with the installation bracket 321, the output shaft of the first deviation driving device 36 is connected with the first rotating shaft 37, the first rotating shaft 37 is arranged along the advancing direction of the first walking wheel 33, the rotating shaft 34 extends along the vertical direction, the length bracket 23 extends along the horizontal direction and then is parallel to the horizontally arranged track, and the width bracket 22 is inclined to the horizontal plane and then is parallel to the photovoltaic panel which is obliquely arranged.

By controlling the rotation of the first offset driving device 36, not only the relative deflection of the first wheel frame 32 and the carriage assembly around the first rotation axis 37 is driven, but also the position adjustment of the first travelling wheel 33 and the first change gear 35 is realized.

The second wheel set comprises four second walking wheel assemblies 4, the second walking wheel assemblies 4 are arranged at the end part of the width support 2 and close to the first walking wheel assembly 3, the end part of the width support 2 is provided with a connecting support 421, the second walking wheel assemblies 4 comprise a second walking driving device 41, second walking wheels 43, a second wheel frame 42, a second turning shaft 47 and a second deviation driving device 46, the second wheel frame 42 is arranged in an arch shape and is provided with an arch-shaped groove, the second walking wheels 43 are rotatably arranged in the arch-shaped groove of the second wheel frame 42, two side walls of the arch-shaped groove are provided with mounting steps, the second walking driving device 41 adopts a driving motor, and the second walking driving device 41 is arranged on the mounting steps and is connected with the second walking wheels 43 and drives the second walking wheels 43 to rotate.

The second wheel carrier 42 is provided with a connecting bracket 421 on the top wall of the arch-shaped groove, the second steering shaft 47 penetrates through the connecting bracket 421 and is in driving connection with the connecting bracket 421, the second steering shaft 47 is rotatably arranged on the connecting bracket 421, the second offset driving device 46 adopts a driving motor, a fixed shell of the second offset driving device 46 is connected with the connecting bracket 421, an output shaft of the second offset driving device 46 is connected with the second steering shaft 47, and by controlling the rotation of the second offset driving device 46 and the rotation of the second steering shaft 47, the second wheel carrier 42 is driven to rotate around the second steering shaft 47 relative to the width bracket 2, and the position adjustment of the second traveling wheel 43 is realized.

To the second walking wheel assembly 4 that is located photovoltaic electroplax upside, it still includes second change gear 45, second change gear 45 is connected with the both sides wall in arch-shaped groove through the connecting axle, second change gear 45 rotationally sets up, the axial perpendicular to second walking wheel 43's of second change gear 45 axial, second change gear 45 is located the axial lateral part of first walking wheel 33 and is located and leans on the upside, second change gear 45 is close to the wheel face of first walking wheel 33 and is used for the top edge roll fit with photovoltaic electroplax 11.

Referring to fig. 1 in combination with fig. 2, the second walking surface is located on the upper surface of the photovoltaic panel 11, the first walking surface is located on the upper surface of the first rail portion 131, the first walking surface is arranged horizontally, the second walking surface is arranged obliquely and horizontally, and when the walking device 2 walks on the photovoltaic panel 11, the second walking wheels 43 of the four second walking wheel assemblies 4 of the second wheel set contact with the upper surface of the photovoltaic panel 11 and walk on the second walking surface.

Referring to fig. 3, when the traveling device 2 moves from the photovoltaic panel 11 to the photovoltaic panel 12 through the rail 13, along with the traveling of the second traveling wheel 43, the first traveling wheel assembly 3 is engaged with the first rail portion 131, that is, the two first hanging wheels 35 are respectively located at two sides of the first rail portion 131 and are in positioning engagement with the first rail portion 131, and the traveling device 2 is sequentially and stably moved along the rail 13 by the cooperation of the two first hanging wheels 35 and the first traveling wheel 33. In addition, when the first traveling wheels 33 contact the first rail portion 131, the second traveling wheels 43 are separated from the second traveling surface by the driving of the second deviation driving device 46.

Referring to fig. 4, with the driving of the first traveling wheel 33 and the positioning of the two first hanging wheels 35, the traveling device 2 can smoothly climb, descend or shift on the first traveling surface by using the horizontal arrangement, referring to fig. 5 and 6, the traveling device 2 travels to the photovoltaic panel 12 after successfully crossing the obstacle, and the second traveling wheel 43 is rotated to the second traveling surface and contacts with the upper surface of the photovoltaic panel 12 by the driving of the second shift driving device 46, that is, the first traveling wheel 33 is separated from the first traveling surface by the driving of the first shift driving device 36, so that the subsequent traveling operation can be performed.

For some ascending and descending slopes with small gradient, as shown in fig. 4, the rotating shaft can be made to run in a vertical state, for some ascending and descending slopes with large gradient, as shown in fig. 7 and 8, when climbing or descending slopes, the first travelling wheels 33 are kept in sufficient contact with the track, the rotating shaft 34 is deflected relative to the vertical direction through the driving of the first deflection driving device 36, the rotating shaft 34 is inclined to the vertical direction, and then the whole support assembly is deflected, and the deflection dislocation of the support assembly is utilized, so that the position interference of the slope end is avoided.

Second embodiment of the running gear:

referring to fig. 9, the first traveling wheel assembly and/or the second traveling wheel assembly may also adopt a traveling wheel assembly 5 as shown in fig. 9, the traveling wheel assembly includes a traveling driving device, a traveling wheel 53, a wheel carrier 52, a positioning shaft sleeve 563, a shifting shaft 562 and a shifting driving device 561, the traveling driving device drives the traveling wheel 53 to rotate, the traveling wheel 53 is rotatably disposed on the wheel carrier 52, one end of the shifting shaft 562 is connected with the shifting driving device 561, the shifting driving device 561 may adopt an electric, pneumatic or hydraulic telescopic driving device, the shifting shaft 562 is driven to pass through the positioning shaft sleeve 563 and to telescopically move along the axial direction of the shifting shaft, so as to adjust the position of the traveling wheel 53, the positioning shaft sleeve 563 is fixedly connected with a bracket 51, the bracket 51 may be a width bracket, a length bracket and a connecting bracket connected between the width bracket and the length bracket, and the positioning shaft sleeve 563 can also be used as a rotating shaft for connecting the width bracket and the length bracket, i.e. the traveling wheel assembly 5 can be arranged at a position required by the bracket assembly.

The embodiment is only a preferred embodiment of the scheme, more changes can be realized in practical application, the positions of the first wheel set and the second wheel set can be changed, the wheel sets can be arranged on different positions of a rotating shaft, a length support or a width support according to needs, in addition, one of the wheel sets can be fixedly arranged, the other wheel set can move relative to the support component, the position adjustment of the wheel sets can be realized, the lifting of the support component can also be realized, the position adjustment of the fixed wheel sets can also be realized, and the walking of the first wheel set and the second wheel set on different walking surfaces can be realized. In addition, for the movement of the wheel carrier and the travelling wheels relative to the bracket component, except for the embodiment, the invention can be realized by adopting the conventional driving means such as magnetic driving, relative displacement driving of the wedge block, rotation driving of the cam and the like as long as the wheel set can move relative to the bracket component.

In addition, the first walking surface and the second walking surface can be arranged in parallel, namely the upper surface of the track is parallel to the upper surface of the photovoltaic panel, the track can be close to the edge of the photovoltaic panel, the change gear can be arranged on one side, and corresponding positioning walking can be realized through the change gears on the two sides of the whole walking device.

From top to bottom, can remove for the bracket component through first wheelset, except realizing first wheelset at first walking face walking and with first walking face separation, can also utilize bracket component relative movement, make the second wheelset can walk at second walking face walking and with second walking face separation, realize that the bracket component can walk on two walking faces, then the bracket component can adapt to different planar walking, then improve the suitability of walking, in order to improve the walking trafficability characteristic of bracket component, avoid the screens on photovoltaic electroplax or track.

In addition, more positions can be arranged on the traveling device, the brush is not limited by the positions of the traveling wheels under the beam to avoid missed sweeping, and the climbing rail and the second group of traveling wheels are collinear and are positioned outside the photovoltaic panel, so that a power generation silicon wafer cannot be covered, and the power generation efficiency is improved.