CN219380670U - Photovoltaic robot - Google Patents

Abstract

The utility model discloses a photovoltaic robot, which relates to the technical field of photovoltaic cleaning, comprising: a mobile chassis; a walking assembly arranged on the mobile chassis for driving the mobile chassis to move along the working surface; a cleaning assembly, one set is arranged at the front end and a rear end of the moving chassis, and the cleaning assembly includes a roller brush cleaning mechanism and a scraper located at the rear side of the roller brush cleaning mechanism. On the side, the water outlet assembly is used to discharge water toward the surface to be worked and/or the roller brush cleaning mechanism. The utility model provides a photovoltaic robot, which can more thoroughly clean the working surface, reduce the residue of stains on the working surface, and has the advantages of good cleaning effect and simple structure.

Description

A photovoltaic robot

technical field

The utility model relates to the technical field of photovoltaic cleaning, in particular to a photovoltaic robot.

Background technique

At present, in some photovoltaic panel cleaning machines, cleaning components such as roller brushes are only installed at the front end of the chassis of the mobile machine, and there are the following problems:

On a photovoltaic panel with a slope, during the cleaning process of the machine from bottom to top, the dirt (sewage or dust) generated during cleaning flows downward, which is likely to cause surface pollution on the surface of the machine's drive device (wheels or tracks), and this will cause stains on the photovoltaic panel to remain after cleaning the components, resulting in incomplete cleaning.

Utility model content

In order to overcome at least one defect of the above-mentioned prior art, the utility model provides a photovoltaic robot, which can clean the working surface more thoroughly, reduce the residue of stains on the working surface, and has the advantages of good cleaning effect and simple structure.

The technical scheme that the utility model adopts for solving its problem is:

A photovoltaic robot, comprising: a mobile chassis; a walking assembly arranged on the mobile chassis for driving the mobile chassis to move along the working surface; a cleaning assembly, one set is arranged at the front end and a rear end of the moving chassis, the cleaning assembly includes a roller brush cleaning mechanism and a scraper positioned at the rear side of the roller brush cleaning mechanism, the scraper is suitable for sticking to the working surface to scrape off surface stains; and/or roller brush cleaning mechanism.

Optionally, the roller brush cleaning mechanism includes a rotating drive assembly and a roller brush, the roller brush is rotatably mounted on a roller brush mounting frame, and the rotating drive assembly is fixed to the roller brush mounting frame and connected to the roller brush in transmission.

Optionally, the rotary drive assembly includes a motor, a transmission housing, and a transmission assembly disposed on the transmission housing, the motor is fixed to the transmission housing, and the rotating shaft of the motor is connected to the transmission assembly, wherein the transmission assembly has a connection structure for connecting the roller brush.

Optionally, the roller brush includes a mandrel and a scraper provided on the surface of the mandrel, the connecting structure includes a first engaging part arranged on the transmission assembly, and the mandrel of the roller brush is provided with a second engaging part matched with the first engaging part.

Optionally, the water outlet component is fixedly connected with the roller brush installation frame.

Optionally, the mobile chassis has a first centerline parallel to the moving direction, and the center of gravity of the rotating drive assembly is arranged along the first centerline or coincides with the first centerline.

Optionally, the roller brush includes at least two sections, and two adjacent sections of the roller brush are synchronously driven by a rotating drive assembly, and a connecting gap for installation of the connecting structure is formed between the adjacent two sections of the roller brush.

Optionally, the connection gaps of the two groups of roller brushes located at the front and rear ends of the mobile chassis are staggered.

Optionally, the water outlet assembly is also connected to a water supply assembly, wherein the water supply assembly includes a water tank and a water pump, the water tank is fixed to the mobile chassis, the water pumps are respectively connected to the water tank and the water outlet assembly, and the water pump is used to draw water from the water tank and provide it to the water outlet assembly.

Optionally, the water outlet assembly is also connected to a water supply assembly, wherein the water supply assembly includes an external water pipe, a rotary joint, a connecting pipe, and a connecting seat, wherein the rotary joint is connected to the mobile chassis through the connecting seat, and the connecting pipe is used for the water outlet assembly and one end of the rotary joint respectively, and the external water pipe is connected to the other end of the rotary joint.

Optionally, the external water pipe jacket is provided with an avoidance piece, one end of the avoidance piece is connected to the rotary joint, and the other end extends away from the mobile chassis, so that the external water pipe extends beyond the scope of the photovoltaic robot's overall body.

In summary, the photovoltaic robot provided by the utility model has the following technical effects:

1. The photovoltaic robot adopting this solution drives the mobile chassis to move along the working surface through the walking components to realize the autonomous movement of the photovoltaic robot; since a group of cleaning components are respectively arranged at the front and rear ends of the mobile chassis, during the cleaning process, the water outlet component of the cleaning component located at the front end of the mobile chassis discharges water toward the working surface and/or the roller brush cleaning mechanism, so that the working surface can be directly or indirectly wetted or rinsed, so that the dirt on the working surface is softened. The surface is brushed to separate the dirt from the work surface, and then the scraper located at the back of the roller brush cleaning mechanism scrapes off the mixture of dirt and water, thus completing a brushing process; after the mobile chassis has completed the first scrubbing of the work surface, the cleaning component located at the back of the mobile chassis can be used to perform a second brushing and scraping of the work surface, thereby reducing the residue of stains on the work surface and improving the cleaning effect. Flat or slightly lacking flat work surface.

2. In the roller brush cleaning mechanism, the power drive assembly used to drive the roller brush rotation is integrated. After the power drive assembly is assembled as a whole, it can be installed on the roller brush mounting frame to connect with the roller brush. The overall structure is more compact, stable and reliable.

Description of drawings

Accompanying drawing 1 is the overall structure schematic diagram of the photovoltaic robot of the utility model embodiment;

Accompanying drawing 2 is the top view direction schematic diagram of the photovoltaic robot of the utility model embodiment;

Accompanying drawing 3 is the structural explosion schematic diagram of the roller brush cleaning mechanism of the utility model embodiment;

Accompanying drawing 4 is the overall structure schematic diagram of the rotary drive assembly of the utility model embodiment;

Accompanying drawing 5 is the structural exploded diagram of the rotating drive assembly of the embodiment of the utility model;

Accompanying drawing 6 is the schematic diagram of looking up direction of the photovoltaic robot of the utility model embodiment;

Accompanying drawing 7 is the side view schematic diagram of the photovoltaic robot of the embodiment of the utility model.

Among them, the reference signs have the following meanings:

1. Mobile chassis; 2. Walking component; 3. Cleaning component; 301. Roller brush cleaning mechanism; 3011. Rotation drive assembly; 30111. Motor; 30112. Transmission shell; 30113. Transmission component; 30114. Connection structure; 30123, connection gap; 3013, roller brush installation frame; 30131, installation cover; 301311, installation groove; 301312, gap; 30132, end cover; 3014, rotating part; 302, scraper; 4, water outlet assembly; Connecting seat; 705, booster pump; 8, avoidance piece; 9, controller.

Detailed ways

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and so on are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood To limit the utility model.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of this invention. The terminology used in the description of the utility model herein is only for the purpose of describing specific embodiments, and is not intended to limit the utility model.

1 to 7, the utility model discloses a photovoltaic robot, including a mobile chassis 1, a walking assembly 2, a cleaning assembly 3 and a water outlet assembly 4, wherein: the walking assembly 2 is arranged on the mobile chassis 1, and is used to drive the mobile chassis 1 to move along the working surface (such as a photovoltaic surface).

The cleaning assembly 3 is respectively provided with one group at the front and rear ends of the mobile chassis 1. The cleaning assembly 3 includes a roller brush cleaning mechanism 301 and a scraper 302 positioned at the rear side of the roller brush cleaning mechanism 301, wherein the scraper 302 is suitable for sticking to the working surface to scrape off its surface stains, and the roller brush cleaning mechanism 301 is used to rotate and brush the working surface to separate the dirt from the working surface;

At least one set of water outlet assembly 4 is provided. The water outlet assembly 4 is arranged on the front side, top or rear side of the cleaning assembly 3 located at the front end of the mobile chassis 1. The water outlet assembly 4 is used to discharge water toward the surface to be operated and/or the roller brush cleaning mechanism 301, that is: the water outlet assembly 4 can be set to spray water toward the operation surface. Such an arrangement can rely on the impact of water to flush the dirt on the operation surface;

The water outlet assembly 4 can also be selected to spray water toward the roller brush cleaning mechanism 301. Such a structural arrangement can flush the roller brush cleaning mechanism 301 mechanism by means of the impact force of water to facilitate the cleaning of the roller brush cleaning mechanism 301. With the rotation of the roller brush cleaning mechanism 301, it can also play the role of wetting the working surface and softening the dirt attached to the working surface.

Of course, when the water outlet assembly 4 is provided in multiple groups, the water outlet assembly 4 can also be set to spray water to the working surface and the roller brush cleaning mechanism 301 at the same time.

Furthermore, when the water outlet assemblies 4 are arranged in multiple groups, the water outlet assemblies 4 can be arranged on any one or more than two directions of the front side, the upper side and the rear side of the cleaning assembly 3 at the front end of the mobile chassis 1 .

Such an arrangement can discharge water from multiple directions toward the working surface or the roller brush cleaning mechanism 301 , reducing the possibility of blockage of the water discharge assembly 4 .

Based on the structure of the photovoltaic robot above, during operation, the mobile chassis 1 is driven by the walking assembly 2 to move along the working surface to realize the autonomous movement of the photovoltaic robot; during the cleaning process of the working surface, the cleaning components 3 on the front and rear sides of the mobile chassis 1 pass through the working surface successively, wherein the water outlet component 4 of the cleaning component 3 located at the front end of the mobile chassis 1 discharges water toward the working surface and/or the roller brush cleaning mechanism 301, so that the working surface can be directly or indirectly wetted or washed, and the dirt on the working surface is softened. In this process, the wetted work surface is brushed by the roller brush cleaning mechanism 301, so that the dirt is separated from the work surface, and then the scraper 302 positioned at the rear side of the roller brush cleaning mechanism 301 scrapes off the mixture of dirt and water, thus completing a brushing process; after the mobile chassis 1 passes through the work surface that has been brushed once, the cleaning assembly 3 located at the rear side of the mobile chassis 1 can be used to perform secondary brushing and scrape off the work surface, thereby reducing the residue of stains on the work surface and improving the cleaning effect. The overall structure of the photovoltaic robot is relatively simple, which can adapt to the cleaning operation process of photovoltaic panels, and can also be applied to flat or slightly lacking flat working surfaces similar to photovoltaic panels.

In some possible embodiments, the walking assembly 2 may adopt a crawler-type driving structure or a wheel-type driving structure, and for details, reference may be made to the prior art.

Referring to FIG. 1 and FIG. 6 , in some possible embodiments, the water outlet assembly 4 includes a plurality of water outlets distributed at intervals. In order to increase the water outlet speed, a nozzle (not marked in the figure) can be provided at the water outlet.

Furthermore, in order to increase the water outlet area, the outlet of the water outlet assembly 4 may be flat or adopt a fan-shaped water discharge nozzle, so that the water outlet assembly 4 discharges water in a fan-shaped surface.

1 and 3, in some possible embodiments, the roller brush cleaning mechanism 301 includes a rotating drive assembly 3011 and a roller brush 3012, the roller brush 3012 is rotatably mounted on a roller brush mounting frame 3013, and the rotating drive assembly 3011 is fixed to the roller brush mounting frame 3013 and is in transmission connection with the roller brush 3012.

During installation, after the rotating drive assembly 3011 is assembled, the rotating driving assembly 3011 is fixed with the roller brush mounting bracket 3013, and then the rotating driving assembly 3011 is connected with the roller brush 3012 to drive the roller brush 3012 to rotate.

3, 4 and 5, in some possible embodiments, the rotation drive assembly 3011 includes a motor 30111, a transmission housing 30112 and a transmission assembly 30113 disposed on the transmission housing 30112, wherein the motor 30111 is fixed to the transmission housing 30112, and the rotating shaft of the motor 30111 is connected to the transmission assembly 30113, wherein the transmission assembly 30113 has a connection structure 30 for connecting the roller brush 3012 114.

4 and 5, further, the transmission assembly 30113 is arranged inside the transmission housing 30112, the housing of the motor 30111 is fixed to the transmission housing 30112, and the rotating shaft of the motor 30111 passes through the transmission housing 30112 and is connected to the transmission assembly 30113, so as to transmit power to the roller brush 3012 through the transmission assembly 30113, and then drive the roller brush 3012 to rotate to achieve brushing.

During installation, after the rotating drive assembly 3011 is assembled, the rotating drive assembly 3011 is connected to the roller brush mounting frame 3013. Specifically, in the rotating driving assembly 3011, the transmission shell 30112 is fixed to the roller brush mounting frame 3013, and then the roller brush 3012 is connected to the transmission assembly 30113 through the connecting structure 30114.

Referring to FIG. 1 and FIG. 6 , in some possible embodiments, the water outlet assembly 4 is fixedly connected to the roller brush installation frame 3013 .

1 and 7, further, the roller brush installation frame 3013 includes a semi-enclosed installation cover 30131, the roller brush 3012 is rotatably arranged in the installation cover 30131, and at least a part of the roller brush 3012 can be exposed outside the installation cover 30131 and contact with the working surface.

The setting of the installation cover 30131 can reduce the water vapor of the roller brush 3012 during the rotating operation and is irregularly splashed and diffused, and reduce the splash of water vapor to the mobile chassis 1; it can also play a certain protective role, which can prevent the roller brush 3012, the rotating drive assembly 3011 and other parts from being damaged by foreign objects.

As shown in Figures 1 and 7, the water outlet assembly 4 is fixed to the installation cover 30131 and is located on the front side of the roller brush 3012. In this way, along with the advancement of the mobile chassis 1 (G in FIG. 7 indicates the direction of advancement), the water outlet assembly 4 discharges water to wash the working surface to soften the dirt, so that the subsequent roller brush 3012 rotates to brush the dirt away from the working surface.

Referring to FIG. 1 , FIG. 3 and FIG. 7 , in some possible embodiments, the scraper 302 is fixed to the installation cover 30131 .

Such structural arrangement can simplify the installation structure and make the overall structure compact.

Referring to FIG. 1 , FIG. 3 and FIG. 7 , more specifically, the installation cover 30131 defines an installation groove 301311 along its length direction, and the scraper 302 is clamped in the installation groove 301311 .

The specific installation process is as follows: the scraper 302 is clamped in the installation groove 301311 along the opening direction of the installation groove 301311; the disassembly process is opposite to the installation process.

In some possible embodiments, the scraper 302 can be made of an elastic plate, such as silica gel or rubber. The purpose of this is to enable the scraper 302 to have a certain self-adaptive ability, so that it can be attached to the working surface, and the effect of scraping off the stains on the working surface is better. In addition, because the scraper 302 has a certain self-deformation ability, it can be engaged in the installation groove 301311 by its own self-deformation, which facilitates its assembly and disassembly with the installation cover 30131.

In other possible implementations, the water outlet assembly 4 can be set independently from the roller brush installation frame 3013 , that is, the water outlet assembly 4 is fixedly connected to the mobile chassis 1 .

Referring to FIG. 2 , in some possible embodiments, the mobile chassis 1 has a first centerline 5 parallel to the moving direction, and the center of gravity of the rotating drive assembly 3011 is set along or coincides with the first centerline 5 .

In this way, the center of gravity of the mobile chassis 1 can be concentrated and distributed, which is beneficial to the traveling and turning of the mobile chassis 1, maintains the stability of the operation, and avoids the situation of tipping during the mobile operation.

Referring to FIG. 2 , in some possible embodiments, the centers of the two rotating drive assemblies 3011 provided with the roller brushes 3012 in the front and rear cleaning assemblies 3 are located on the same side of the first centerline 5 or distributed on different sides of the first centerline 5 .

Since the center of gravity of the rotating drive assembly 3011 is mainly distributed on one side of the motor, the distribution of the center of gravity of the rotating drive motor mainly considers the position distribution of the motor; furthermore, the arrangement of the rotating drive assembly 3011 depends on the distribution of the center of gravity. Specifically, there are two possible implementations of the above, that is, the front and rear two rotating drive assemblies 3011 are arranged on the same side of the first centerline 5 or symmetrically distributed on different sides of the first centerline 5.

2, in some possible embodiments, the mobile chassis 1 has a second centerline 6 perpendicular to the moving direction, and the distance from the center of gravity of the two sets of rotating drive assemblies 3011 located at the front and rear ends of the mobile chassis 1 to the second centerline 6 is equal.

The purpose of such setting is also to balance the weight of the front and rear ends of the mobile chassis 1, so as to avoid the situation that one end of the mobile chassis 1 is warped upward due to uneven weight at both ends.

Referring to Fig. 3 and Fig. 6, in some possible embodiments, the roller brush 3012 includes at least two sections, and the two adjacent sections of the roller brush 3012 are synchronously driven by a rotating drive assembly 3011, and a connection gap 30123 for the connection structure 30114 is formed between the adjacent two sections of the roller brush 3012.

When the length of the roller brush 3012 is long, the roller brush 3012 is divided into multiple sections, which can reduce the problem of reduced rigidity caused by the excessive length of the roller brush 3012, and maintain the reliability of the operation of the roller brush 3012. In addition, there is a connection gap 30123 between the adjacent two sections of the roller brush 3012, and the connection structure 30114 of the rotating drive assembly 3011 can connect the two connected sections of the roller brush 3012 at the connection gap 30123 to drive synchronously. Adjacent two sections of roller brushes 3012 rotate.

As shown in Figure 3, the installation cover 30131 is provided with a gap 301312 for the transmission shell 30112 to penetrate. The gap 301312 is set corresponding to the connection gap 30123 between the two roller brushes 3012.

Further specifically, as shown in Fig. 3 and Fig. 5, when the roller brush 3012 adopts two sections, only one rotating drive assembly 3011 is provided, wherein one end of the first section roller brush 3012 is rotationally connected with the roller brush mounting frame 3013, and the other end of the first section roller brush 3012 is connected with the connection structure 30114 located on one side of the rotating drive assembly 3011; one end of the second section roller brush 3012 is rotationally connected with the roller brush mounting frame 3013, and the second end roller brush 301 The other end of 2 is connected with the connecting structure 30114 located on the other side of the rotating drive assembly 3011. In this way, the purpose of synchronously driving two adjacent roller brushes 3012 to rotate by a rotating drive assembly 3011 is achieved.

Referring to Fig. 3, in some possible embodiments, in order to facilitate the installation of the roller brush 3012, the roller brush mounting frame 3013 includes an end cover 30132 that can be separated and fixed from the installation cover 30131, and the end cover 30132 is provided with a rotating part 3014, and the rotating part 3014 is matched with the roller brush 3012.

Further, the rotating member 3014 can be a bearing.

Of course, the rotating member 3014 can also be arranged at the end of the roller brush 3012, so that the roller brush 3012 and the end cover 30132 are rotatably connected.

Referring to FIG. 3 and FIG. 6 , in some possible embodiments, the lengths of the roller brushes 3012 are the same or different.

The length of the roller brush 3012 is designed according to the actual situation, and will not be described in detail here.

Referring to FIG. 6 , in some possible embodiments, the connection gaps 30123 of the two sets of roller brushes 3012 located at the front and rear ends of the mobile chassis 1 are staggered.

The purpose of designing like this is, after the roller brush 3012 of front end rolls brush work surface, when its connection gap 30123 fails to clean, then can carry out rolling brush by the roller brush 3012 of rear end, thereby avoids cleaning vacancy, guarantees cleaning effect.

Referring to FIG. 6 , in some possible embodiments, the connection gaps 30123 of the two groups of roller brushes 3012 are respectively located on both sides of the first central line 5 .

Such an arrangement facilitates the balance of the center of gravity of the motor 30111 and can avoid cleaning vacancies to ensure cleaning effect.

Referring to Fig. 3, Fig. 4, Fig. 5 and Fig. 6, in some possible embodiments, the roller brush 3012 includes a mandrel 30121 and a scraper 30122 provided on the surface of the mandrel 30121, the connecting structure 30114 includes a first engaging part 301141 arranged on the transmission assembly 30113, and the mandrel 30121 of the roller brush 3012 is provided with a second engaging part 301 that matches the first engaging part 301141 142.

The connection of the roller brush 3012 is realized through the snap-fitting of the first clipping part 301141 and the second clipping part 301142, and the structure is simple.

In some possible embodiments, the transmission assembly 30113 is a gear transmission assembly 30113 , a belt/synchronous belt transmission assembly 30113 or a chain transmission assembly 30113 .

The first engaging portion 301141 can be disposed on a gear, a synchronous wheel or a sprocket.

The first clamping portion 301141 can be a groove structure or a column structure, and correspondingly, the second clamping portion 301142 is correspondingly configured as a column structure that can cooperate with the groove structure or a groove structure that can cooperate with the column structure.

It can be understood that, in order to achieve stable transmission and connection, the shape of the column structure or the groove structure can be polygonal or special-shaped structures other than circles, such as triangles, quadrilaterals, pentagons, etc.

In some possible embodiments, the water outlet assembly 4 is also connected to a water supply assembly 7, wherein the water supply assembly 7 includes a water tank (not shown in the figure) and a water pump (not shown in the figure), the water tank is fixed to the mobile chassis 1, and the water pumps are respectively connected to the water tank and the water outlet assembly 4, and the water pump is used to draw water in the water tank and provide it to the water outlet assembly 4.

This kind of embodiment is the way of cleaning with water, and the water supply assembly 7 is supplied with water by the water tank through the water pump to carry out the cleaning operation.

1, in some possible embodiments, the water outlet assembly 4 is also connected to a water supply assembly 7, wherein the water supply assembly 7 includes an external water pipe 701, a rotary joint 702, a connecting pipe 703 and a connecting seat 704, wherein the rotary joint 702 is connected to the mobile chassis 1 through the connecting seat 704, and the two ends of the connecting pipe 703 are respectively connected to the water outlet assembly 4 and one end of the rotary joint 702, and the external water pipe 701 is connected to the other end of the rotary joint 702.

This kind of implementation is to supply water to the water supply assembly 7 through the transfer of the rotary joint 702 through the external water supply mode. The water supply in this way is sufficient, which reduces the anxiety of water shortage and the trouble of replenishing water.

The rotary joint 702 can choose a common water distribution slip ring structure.

In some possible embodiments, the water supply assembly 7 can also include a booster pump 705, which can be fixedly installed on the mobile chassis 1, and the booster pump 705 is connected to the connecting pipe 703 to increase the pressure of the water flowing through the connecting pipe 703 and increase the cleaning effect.

In some embodiments, the booster pump 705 can be independently arranged outside the mobile chassis 1, that is, the booster pump 705 does not move with the mobile chassis, and the booster pump 705 is connected to the external water pipe 701. The external water flow is boosted by the booster pump 705 and then provided to the water supply assembly 7 on the mobile chassis 1 through the external water pipe 701. The effect of increasing the water outlet pressure can also be achieved, and the weight of the mobile chassis 1 can be reduced.

It can be understood that the external water pipe 701 can be directly connected to the municipal water supply, or an external water storage tank (not shown in the figure) can be additionally provided to supply water to the water supply assembly 7 on the mobile chassis 1 through the external water storage tank.

Referring to FIG. 7 , in some possible embodiments, the outer water pipe 701 is provided with an avoidance piece 8, one end of the avoidance piece 8 is connected to the rotary joint 702, and the other end extends out of the range of the photovoltaic robot's overall body, so that the external water pipe 701 is located outside the scope of the photovoltaic robot's overall body, so as to prevent the external water pipe 701 from being damaged by the mobile chassis 1.

In some possible embodiments, the avoiding member 8 is a spring, a rigid helical sleeve or a connecting rod.

Referring to Fig. 7, when the avoidance part 8 adopts a spring or a rigid helical kit, the spring or rigid helical kit is placed outside the external water pipe 701, one end of the spring or the rigid helical kit is connected to the rotary joint 702, and the other end of the spring or the rigid helical kit extends out of the range of the overall body of the photovoltaic robot.

Preferably, the spring or rigid helical set can be rotated with the rotating joint 702 relative to the mobile chassis 1 .

When using a connecting rod (not shown in the figure) as the avoiding member 8, one end of the connecting rod can be connected with the rotary joint 702, and the other end extends outside the scope of the photovoltaic robot's overall body. pass.

Referring to FIG. 1 , the photovoltaic robot further includes a controller 9 , which is electrically connected to the walking assembly 2 and the cleaning assembly 3 , and can control the walking assembly 2 and/or the cleaning assembly 3 to work through signal communication.

A solenoid valve (not shown in the figure) can be provided on the water outlet component 4, and the solenoid valve can also be connected with the controller, so as to control the opening and closing of the solenoid valve through the controller 9, and then control the opening or closing of the water supply component 7.

The controller 9 adopts remote wireless remote control or wired remote control, and can also be preloaded with a program, so that the controller 9 runs the program autonomously to drive the photovoltaic robot to walk autonomously for cleaning.

Working process and principle of the present utility model:

During operation, supply water and electricity to the photovoltaic robot, drive the mobile chassis 1 to walk along the working surface through the walking assembly 2, and during the cleaning process, the water outlet assembly 4 of the cleaning component 3 located at the front end of the mobile chassis 1 discharges water toward the working surface and/or the roller brush cleaning mechanism 301 to wet or rinse the working surface, so that the dirt on the working surface is softened. Then, the scraper 302 positioned at the rear side of the roller brush cleaning mechanism 301 scrapes off the mixture of dirt and water, thereby completing a scrubbing process; after the mobile chassis 1 passes through the working surface that has been scrubbed once, the cleaning assembly 3 positioned at the rear side of the mobile chassis 1 can be used to perform secondary scrubbing and scraping of the working surface.

The technical means disclosed in the solution of the utility model are not limited to the technical means disclosed in the above embodiments, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for those skilled in the art, some improvements and modifications can be made without departing from the principle of the utility model, and these improvements and modifications are also regarded as the protection scope of the utility model.

Claims (10)

1. A photovoltaic robot, characterized in that, comprising: mobile chassis (1); a walking assembly (2), the walking assembly (2) is arranged on the mobile chassis (1), and is used to drive the mobile chassis (1) to move along the working surface; A cleaning assembly (3), one set is respectively arranged at the front and rear ends of the mobile chassis (1), the cleaning assembly (3) includes a roller brush cleaning mechanism (301) and a scraper (302) positioned on the rear side of the roller brush cleaning mechanism (301), the scraper (302) is suitable for sticking to the working surface to scrape off surface stains; and Water outlet assembly (4), at least one set is provided, the water outlet assembly (4) is arranged on the front side, above or rear side of the cleaning assembly (3) at the front end of the mobile chassis (1), and the water outlet assembly (4) is used to discharge water toward the surface to be worked and/or the roller brush cleaning mechanism (301). 2. The photovoltaic robot according to claim 1, characterized in that, the roller brush cleaning mechanism (301) comprises a rotating drive assembly (3011) and a roller brush (3012), and the roller brush (3012) is rotatably mounted on a roller brush mounting frame (3013), and the rotating drive assembly (3011) is fixed with the roller brush mounting frame (3013) and is transmission-connected with the roller brush (3012). 3. The photovoltaic robot according to claim 2, wherein the rotating drive assembly (3011) comprises a motor (30111), a transmission housing (30112), and a transmission assembly (30113) arranged on the transmission housing (30112), the motor (30111) is fixed to the transmission housing (30112), and the rotating shaft of the motor (30111) is connected to the transmission assembly (30113), wherein the transmission assembly (30113) has a connecting structure (30114) for connecting the roller brush (3012). 4. The photovoltaic robot according to claim 3, characterized in that, the roller brush (3012) includes a mandrel (30121) and a scraper (30122) arranged on the surface of the mandrel (30121), the connection structure (30114) includes a first clamping part (301141) arranged on the transmission assembly (30113), and the mandrel (30121) of the roller brush (3012) is provided with the first The second snap-in portion (301142) matched with the snap-in portion (301141). 5. The photovoltaic robot according to any one of claims 2-4, characterized in that, the water outlet assembly (4) is fixedly connected to the roller brush installation frame (3013). 6. The photovoltaic robot according to claim 2, characterized in that, the mobile chassis (1) has a first centerline (5) parallel to the moving direction, and the center of gravity of the rotating drive assembly (3011) is arranged near the first centerline (5) or coincides with the first centerline (5). 7. The photovoltaic robot according to claim 3 or 4, characterized in that, the roller brush (3012) comprises at least two sections, the adjacent two sections of the roller brush (3012) are synchronously driven by a said rotating drive assembly (3011), and a connection gap (30123) for the installation of the connection structure (30114) is formed between the adjacent two sections of the roller brush (3012). 8. The photovoltaic robot according to claim 7, characterized in that the connection gaps (30123) of the two groups of roller brushes (3012) located at the front and rear ends of the mobile chassis (1) are staggered. 9. The photovoltaic robot according to claim 1, wherein the water outlet assembly (4) is also connected to a water supply assembly (7), wherein the water supply assembly (7) includes a water tank and a water pump, the water tank is fixed to the mobile chassis (1), the water pump is connected to the water tank and the water outlet assembly (4) respectively, and the water pump is used to extract water in the water tank and provide to the water outlet assembly (4). 10. The photovoltaic robot according to claim 1, wherein the water outlet assembly (4) is also connected to a water supply assembly (7), wherein the water supply assembly (7) includes an external water pipe (701), a rotary joint (702), a connecting pipe (703) and a connecting seat (704), wherein the rotating joint (702) is connected to the mobile chassis (1) through the connecting seat (704), and the two ends of the connecting pipe (703) are respectively connected to the water outlet The component (4) and one end of the rotary joint (702), the external water pipe (701) is connected to the other end of the rotary joint (702).