CN223518229U - Photovoltaic glass cleaning equipment - Google Patents

Abstract

This application relates to a photovoltaic glass cleaning device, comprising a conveying assembly and a cleaning assembly. The conveying assembly includes a drive shaft and a support plate, with the drive shaft rotatably mounted on the support plate. The cleaning assembly includes a cleaning tank, a first spray structure, a second spray structure, and a drying structure. The support plate is mounted on the cleaning tank, and the first spray structure, second spray structure, and drying structure are all mounted on the cleaning tank and arranged sequentially according to the flow direction of the photovoltaic glass. The technical solution of this application effectively solves the problem of scratches easily occurring on the surface of photovoltaic glass during cleaning in the prior art.

Description

Photovoltaic glass cleaning equipment

Technical Field

The application relates to the technical field of photovoltaic glass production, in particular to photovoltaic glass cleaning equipment.

Background

The post-processing part of the photovoltaic glass is divided into four parts of edging, cleaning, toughening and coating, wherein whether the surface of the photovoltaic glass is clean or not seriously affects the quality of a finished product in the later stage. Edging is a grinding process that necessarily results in the generation of glass dust. If the glass dust is not collected in place in the edging process, the glass dust can remain on the glass surface, if the glass dust does not rinse on the surface and directly enters the cleaning working section, the cleaning load of the cleaning working section can be increased, the cleaning effect is not only influenced, and the larger glass dust can cause the stress of the tip of the whole glass plate to be damaged under the pressure of the cleaning roller when the cleaning effect is serious.

In order to improve the cleaning effect and reduce the load of a cleaning working section, some existing devices (for example, an authorized bulletin number is CN 219817258U and named as a glass cleaning machine) are provided with a hairbrush roller on an upper frame and a lower frame, a water spray pipe is arranged on the hairbrush roller, high-pressure spray heads which are obliquely arranged are arranged on the water spray pipe, the front high-pressure spray heads and the rear high-pressure spray heads are alternately arranged, a water tank is arranged in the lower frame, a water pump is arranged between the water tank and the water spray pipe, a drying chamber is arranged in the lower frame, an air knife is arranged in the drying chamber, and the air knife is connected with a fan. The feeding roller conveys glass to be cleaned between the upper frame and the lower frame, the high-pressure spray heads which are arranged in a staggered way are used for flushing the upper surface and the lower surface of the glass, dirt on the upper surface and the lower surface of the glass is brushed through the brush roller, and finally the glass is dried through the air knife in the drying chamber, so that the dirt on the surface of the glass is cleaned. However, when the glass surface is not completely wetted, the device is easy to scratch the glass surface under the action of the high-pressure spray head and the brush roller.

Disclosure of utility model

The application provides a photovoltaic glass cleaning device, which aims to solve the problem that in the prior art, the surface of photovoltaic glass is easily scratched when the photovoltaic glass is cleaned.

The photovoltaic glass cleaning equipment comprises a conveying assembly and a cleaning assembly. The conveying assembly comprises a driving shaft and a supporting plate, wherein the driving shaft is rotatably arranged on the supporting plate. The cleaning assembly comprises a cleaning tank, a first spraying structure, a second spraying structure and a drying structure, wherein the supporting plate is arranged on the cleaning tank, and the first spraying structure, the second spraying structure and the drying structure are all arranged on the cleaning tank and are sequentially arranged according to the flow direction of the photovoltaic glass.

In some embodiments, the first spraying structure comprises a plurality of first nozzles, two groups of first lifting rods and a group of first pipelines, the two groups of first lifting rods are oppositely arranged on the cleaning tank, two ends of the first pipelines are respectively connected with the two groups of first lifting rods, the plurality of first nozzles are sequentially arranged along the extending direction of the first pipelines and are communicated with the first pipelines, and the first nozzles are all oriented to the photovoltaic glass and are vertically arranged with the photovoltaic glass.

In some embodiments, the second spraying structure comprises a plurality of second nozzles, two groups of second lifting rods and a group of second pipelines, the two groups of second lifting rods are oppositely arranged on the cleaning tank, two ends of each second pipeline are respectively connected with the two groups of second lifting rods, the plurality of second nozzles are sequentially arranged along the extending direction of the second pipeline, the plurality of second nozzles face the photovoltaic glass, on the projection in the vertical direction, the second nozzles and the photovoltaic glass are provided with inclination angles, and the inclination angles are between 70 degrees and 85 degrees.

In some embodiments, the drying structure comprises an air knife, a gas pump, a thermocouple, two groups of third lifting rods and a group of third pipelines, the two groups of third lifting rods are oppositely arranged on the cleaning tank, the gas pump is communicated with the third pipelines, two ends of the third pipelines are respectively connected with the two groups of third lifting rods, the air knife comprises an air knife main body, an air inlet channel and an air outlet channel, two ends of the air inlet channel are respectively communicated with the third pipelines and the first end of the air knife main body, the second end of the air knife main body is communicated with the air outlet channel, an accommodating space is formed in the air knife main body, and the thermocouple is arranged in the air knife main body.

In some embodiments, the first spray structure further comprises a first water pump, a first water tank, a first water inlet pipe and a first water outlet pipe, the first water pump is communicated with the first water tank through the first water inlet pipe, and the first water pump is communicated with the first pipeline through the first water outlet pipe.

In some embodiments, the cleaning assembly further comprises a supporting frame, the cleaning tank is arranged on the supporting frame, the bottom of the cleaning tank is rectangular in projection in the vertical direction, two side walls connected with the long sides of the bottom of the cleaning tank are provided with inclined angles, and the distance between the two side walls gradually increases along the direction away from the bottom of the tank.

In some embodiments, the cleaning assembly further comprises a liquid outlet pipeline, the liquid outlet pipeline is communicated with the bottom of the cleaning tank, and a filter plate is arranged at the connection position of the liquid outlet pipeline and the bottom of the cleaning tank.

In some embodiments, the conveying assembly further comprises a driving motor and a driving belt wheel, the driving motor is arranged on the supporting plate, the driving motor is in transmission connection with the driving shaft, and the driving belt wheel is sleeved on the circumferential outer side of the driving shaft.

In some embodiments, the conveying assembly further comprises a driving belt, a plurality of driven shafts, a plurality of driven pulleys and a plurality of conveying wheels, the driven shafts are arranged at intervals along the extending direction of the supporting plate, the driven pulleys and the driven shafts are arranged in a one-to-one correspondence mode, the driven pulleys are sleeved on the circumferential outer sides of the driven shafts, the driving belt is sleeved on the circumferential outer sides of the driving pulleys and the driven pulleys, the driving belt is meshed with the driving pulleys and the driven pulleys in a homogeneous phase mode, and the conveying wheels are arranged at intervals along the axial directions of the driving shafts and the driven shafts.

In some embodiments, the photovoltaic glass cleaning apparatus further comprises a control assembly comprising a PLC controller, a height sensor disposed on the first spray structure and oriented in a direction proximate to the photovoltaic glass, and an audible and visual alarm disposed on a sidewall of the cleaning tank, the height sensor and audible and visual alarm both electrically connected to the PLC controller.

By applying the technical scheme of the application, the photovoltaic glass cleaning equipment comprises a conveying assembly and a cleaning assembly. The conveying assembly comprises a driving shaft and a supporting plate, wherein the driving shaft is rotatably arranged on the supporting plate, photovoltaic glass is placed on the driving shaft, and the photovoltaic glass moves along with the rotation of the driving shaft. The cleaning assembly comprises a cleaning tank, a first spraying structure, a second spraying structure and a drying structure, wherein the supporting plate is arranged on the cleaning tank, the first spraying structure, the second spraying structure and the drying structure are all arranged on the cleaning tank and are sequentially arranged according to the flow direction of the photovoltaic glass, along with the movement of the photovoltaic glass, the first spraying structure wets the photovoltaic glass first, so that the second spraying structure reduces the impact on the surface of the photovoltaic glass when spraying and cleaning, and further the surface scratch of the photovoltaic glass is not easy to be caused, and the drying structure dries the photovoltaic glass after cleaning. The technical scheme of the application effectively solves the problem that the surface of the photovoltaic glass is easily scratched when the photovoltaic glass is cleaned in the prior art.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.

In order to more clearly illustrate the embodiments of the application or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.

FIG. 1 shows a schematic structural view of a photovoltaic glass cleaning apparatus according to an embodiment of the present application;

FIG. 2 shows a schematic top view of a photovoltaic glass cleaning apparatus of an embodiment of the present application;

Fig. 3 shows a schematic side view of a photovoltaic glass cleaning apparatus according to an embodiment of the present application.

Wherein the above figures include the following reference numerals:

10. Conveying components, 11, driving shafts, 12, supporting plates, 13, driving motors, 14, driving pulleys, 15, driving belts, 16, driven shafts, 17, driven pulleys, 18, conveying wheels, 20, cleaning components, 21, cleaning tanks, 22, a first spraying structure, 221, a first nozzle, 222, a first lifting rod, 223, a first pipeline, 23, a second spraying structure, 231, a second nozzle, 24, a drying structure, 241, an air knife, 25, a supporting frame, 30, a control component, 31, a height sensor, 32, an audible-visual alarm and 100, and photovoltaic glass.

Detailed Description

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

Spatially relative terms, such as "above," "upper" and "upper surface," "above" and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the process is carried out, the exemplary term "above" may be included. Upper and lower. Two orientations below. The device may also be oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 to 3, the embodiment provides a photovoltaic glass cleaning apparatus including a conveying assembly 10 and a cleaning assembly 20. The transport assembly 10 includes a drive shaft 11 and a support plate 12, the drive shaft 11 being rotatably disposed on the support plate 12. The cleaning assembly 20 comprises a cleaning tank 21, a first spraying structure 22, a second spraying structure 23 and a drying structure 24, wherein the supporting plate 12 is arranged on the cleaning tank 21, and the first spraying structure 22, the second spraying structure 23 and the drying structure 24 are all arranged on the cleaning tank 21 and are sequentially arranged according to the flow direction of the photovoltaic glass 100.

By applying the technical scheme of the embodiment, the photovoltaic glass cleaning equipment comprises a conveying assembly 10 and a cleaning assembly 20. The conveyance assembly 10 includes a driving shaft 11 and a supporting plate 12, the driving shaft 11 being rotatably provided on the supporting plate 12, the photovoltaic glass 100 being placed on the driving shaft 11 to perform movement along with the rotation of the driving shaft 11. The cleaning assembly 20 comprises a cleaning tank 21, a first spraying structure 22, a second spraying structure 23 and a drying structure 24, wherein the supporting plate 12 is arranged on the cleaning tank 21, the first spraying structure 22, the second spraying structure 23 and the drying structure 24 are all arranged on the cleaning tank 21 and are sequentially arranged according to the flow direction of the photovoltaic glass 100, along with the movement of the photovoltaic glass 100, the first spraying structure 22 wets the photovoltaic glass 100 first, so that the impact on the surface of the photovoltaic glass is reduced when the second spraying structure 23 sprays and cleans, the surface scratch of the photovoltaic glass 100 is not easy to be caused, and the drying structure 24 is used for drying the photovoltaic glass 100 after the cleaning is completed. The technical scheme of the embodiment effectively solves the problem that the surface of the photovoltaic glass is scratched easily when the photovoltaic glass is cleaned in the prior art.

The support plates 12 are two sets of support plates 12 disposed opposite to each other on the cleaning tank 21, and both ends of the drive shaft 11 are rotatably disposed on the two sets of support plates 12.

As shown in fig. 1 and fig. 2, in some embodiments, the first spraying structure 22 includes a plurality of first nozzles 221, two groups of first lifting rods 222 and a group of first pipes 223, the two groups of first lifting rods 222 are oppositely disposed on the cleaning tank 21, the first lifting rods 222 are cylinders, two ends of the first pipes 223 are respectively connected with the two groups of first lifting rods 222, and can lift along with the lifting of the first lifting rods 222, the plurality of first nozzles 221 are sequentially disposed along the extending direction of the first pipes 223 and are communicated with the first pipes 223, and can lift along with the lifting of the first pipes 223, the first nozzles 221 face the photovoltaic glass 100, and along with the movement of the photovoltaic glass 100, the first nozzles spray liquid to wet the surface of the photovoltaic glass 100, and the first nozzles 221 are vertically disposed with the photovoltaic glass 100, so that the liquid sprayed by the first nozzles reaches the surface of the photovoltaic glass 100 and then splashes outwards, and cannot slide on the surface of the photovoltaic glass 100, and meanwhile, the first nozzles are normal pressure nozzles, so that scratches are not easy to generate on the surface of the photovoltaic glass 100.

As shown in fig. 1 and 2, in some embodiments, the second spraying structure 23 includes a plurality of second nozzles 231, two sets of second lifting rods and a set of second pipes, where the two sets of second lifting rods are disposed on the cleaning tank 21 oppositely, and two ends of the second pipes are connected to the two sets of second lifting rods respectively, and can lift along with the lifting of the second lifting rods. The plurality of second nozzles 231 are sequentially arranged along the extending direction of the second pipeline, the plurality of second nozzles 231 face the photovoltaic glass 100, on the projection of the vertical direction, the second nozzles 231 and the photovoltaic glass 100 are provided with an inclination angle, the inclination angle is between 70 degrees and 85 degrees, in fig. 2, the direction indicated by an arrow is the flowing direction of the photovoltaic glass 100, the second nozzles 231 are high-pressure nozzles, and along with the movement of the photovoltaic glass 100, the liquid sprayed out by the second nozzles 231 takes away impurities on the surface of the photovoltaic glass 100 and flows into the cleaning tank 21 below.

As shown in fig. 1, in some embodiments, the drying structure 24 includes an air knife 241, a gas pump, a thermocouple, two sets of third lifting rods and a set of third pipes, the two sets of third lifting rods being disposed opposite to the cleaning tank 21, the gas pump being in communication with the third pipes for delivering high-speed flowing gas to the third pipes. The two ends of the third pipeline are respectively connected with the two groups of third lifting rods, and can lift along with the lifting of the third lifting rods. The air knife 241 comprises an air knife main body, an air inlet channel and an air outlet channel, wherein two ends of the air inlet channel are respectively communicated with a third pipeline and a first end of the air knife main body, gas enters the air knife main body through the air inlet channel, a second end of the air knife main body is communicated with the air outlet channel, gas in the air knife main body flows out from the air outlet channel and blows to the photovoltaic glass 100, an accommodating space is formed in the air knife main body, a thermocouple is arranged in the air knife main body and can heat the gas in the air knife main body, so that the temperature of the gas blown out from the air outlet channel rises, and the drying of the surface of the photovoltaic glass 100 is accelerated.

In some embodiments, the first spray structure 22 further includes a first water pump, a first water tank, a first water inlet pipe, and a first water outlet pipe, the first water pump is in communication with the first water tank through the first water inlet pipe, the first water pump is in communication with the first conduit 223 through the first water outlet pipe, and the first water pump directs water pressure within the first water tank to the first conduit 223. It should be noted that, the second spraying structure 23 further includes a second water pump, a second water tank, a second water inlet pipe and a second water outlet pipe, the second spraying structure 23 and the first spraying structure 22 are similar in structure, and the connection manner is similar, and will not be described herein. It is emphasized that the second water pump is a high pressure water pump.

As shown in fig. 3, in some embodiments, the cleaning assembly 20 further includes a support frame 25, the cleaning tank 21 is disposed on the support frame 25, the bottom of the cleaning tank 21 is rectangular in projection in the vertical direction, two side walls connected to the long side of the bottom of the cleaning tank 21 have an inclination angle, and the distance between the two side walls increases gradually in a direction away from the bottom of the cleaning tank, so as to reduce adhesion of the washed impurities on the side walls of the cleaning tank 21. The cleaning assembly 20 further comprises a liquid outlet pipeline, the liquid outlet pipeline is communicated with the bottom of the cleaning tank 21, the cleaning tank 21 is erected by the supporting frame 25, so that liquid flows out through the liquid outlet pipeline more smoothly, a filter plate is arranged at the connecting position of the liquid outlet pipeline and the bottom of the cleaning tank 21, liquid in the cleaning tank 21 flows out through the liquid outlet pipeline, and impurities mixed in the liquid are remained in the cleaning tank 21 under the action of the filter plate, and the impurities are cleaned manually and regularly.

As shown in fig. 1 and 2, in some embodiments, the conveying assembly 10 further includes a driving motor 13 and a driving pulley 14, the driving motor 13 is disposed on the supporting plate 12, the driving motor 13 is in transmission connection with the driving shaft 11, the driving pulley 14 is sleeved on the circumferential outer side of the driving shaft 11, and the driving pulley 14 rotates along with the rotation of the driving shaft 11. The conveying assembly 10 further comprises a driving belt 15, a plurality of groups of driven shafts 16, a plurality of groups of driven pulleys 17 and a plurality of groups of conveying wheels 18, the plurality of groups of driven shafts 16 are arranged at intervals along the extending direction of the supporting plate 12, the plurality of groups of driven pulleys 17 and the plurality of groups of driven shafts 16 are arranged in a one-to-one correspondence mode, the driven pulleys 17 are sleeved on the circumferential outer sides of the driven shafts 16, the driving belt 15 is sleeved on the circumferential outer sides of the driving pulleys 14 and the driven pulleys 17, the driving belt 15, the driving pulleys 14 and the driven pulleys 17 are meshed with each other, the driven pulleys 17 are driven to rotate, the driven pulleys 17 are driven to drive the driven shafts 16 to synchronously rotate, the plurality of groups of conveying wheels 18 are arranged at intervals along the axial directions of the driving shafts 11 and the plurality of groups of driven shafts 16, the conveying wheels 18 rotate along with the rotation of the driving shafts 11 and the driven shafts 16, and the photovoltaic glass 100 is placed on the conveying wheels 18 to move along with the rotation of the conveying wheels 18.

As shown in fig. 1 and 3, in some embodiments, the photovoltaic glass cleaning apparatus further includes a control assembly 30, the control assembly 30 includes a PLC controller, a height sensor 31 and an audible and visual alarm 32, the height sensor 31 is disposed on the first spray structure 22 and faces a direction approaching the photovoltaic glass 100, the height sensor 31 can detect a distance between the first nozzle 221 and the photovoltaic glass 100, the audible and visual alarm 32 is disposed on a sidewall of the cleaning tank 21, the height sensor 31 and the audible and visual alarm 32 are electrically connected to the PLC controller, the PLC controller and the first, second and third lifters are electrically connected, and the PLC controller controls the lifting heights of the first, second and third lifters according to a detection signal of the height sensor 31 to accommodate the photovoltaic glass 100 having different thicknesses. When abnormality occurs in the data detected by the height sensor 31, the audible and visual alarm 32 alarms, reminding the worker of the process.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be capable of being practiced otherwise than as specifically illustrated and described. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A photovoltaic glass cleaning apparatus, comprising:

-a transport assembly (10), the transport assembly (10) comprising a drive shaft (11) and a support plate (12), the drive shaft (11) being rotatably arranged on the support plate (12);

The cleaning assembly (20), the cleaning assembly (20) comprises a cleaning tank (21), a first spraying structure (22), a second spraying structure (23) and a drying structure (24), wherein the supporting plate (12) is arranged on the cleaning tank (21), and the first spraying structure (22), the second spraying structure (23) and the drying structure (24) are all arranged on the cleaning tank (21) and are sequentially arranged according to the flow direction of the photovoltaic glass (100).

2. The photovoltaic glass cleaning apparatus according to claim 1, wherein the first spray structure (22) comprises a plurality of first nozzles (221), two groups of first lifting rods (222) and a group of first pipelines (223), the two groups of first lifting rods (222) are oppositely arranged on the cleaning tank (21), two ends of the first pipelines (223) are respectively connected with the two groups of first lifting rods (222), the plurality of first nozzles (221) are sequentially arranged along the extending direction of the first pipelines (223) and are communicated with the first pipelines (223), and the first nozzles (221) are both oriented to the photovoltaic glass (100) and are vertically arranged with the photovoltaic glass (100).

3. The photovoltaic glass cleaning apparatus according to claim 1, wherein the second spray structure (23) comprises a plurality of second nozzles (231), two groups of second lifting rods and a group of second pipes, the two groups of second lifting rods are oppositely arranged on the cleaning tank (21), two ends of the second pipes are respectively connected with the two groups of second lifting rods, the plurality of second nozzles (231) are sequentially arranged along the extending direction of the second pipes, the plurality of second nozzles (231) are all oriented to the photovoltaic glass (100), and on the projection in the vertical direction, the second nozzles (231) and the photovoltaic glass (100) have inclination angles, and the inclination angles are between 70 ° and 85 °.

4. The photovoltaic glass cleaning apparatus according to claim 1, wherein the drying structure (24) comprises an air knife (241), a gas pump, a thermocouple, two sets of third lifting rods and a set of third pipelines, the two sets of third lifting rods are oppositely arranged on the cleaning tank (21), the gas pump is communicated with the third pipelines, two ends of the third pipelines are respectively connected with the two sets of third lifting rods, the air knife (241) comprises an air knife main body, an air inlet channel and an air outlet channel, two ends of the air inlet channel are respectively communicated with the third pipelines and the first end of the air knife main body, the second end of the air knife main body is communicated with the air outlet channel, a containing space is formed in the air knife main body, and the thermocouple is arranged in the air knife main body.

5. The photovoltaic glass cleaning apparatus according to claim 2, wherein the first spray structure (22) further comprises a first water pump, a first water tank, a first water inlet pipe and a first water outlet pipe, the first water pump being in communication with the first water tank through the first water inlet pipe, the first water pump being in communication with the first conduit (223) through the first water outlet pipe.

6. The photovoltaic glass cleaning apparatus according to any one of claims 1 to 5, characterized in that the cleaning assembly (20) further comprises a support frame (25), the cleaning tank (21) is provided on the support frame (25), the tank bottom of the cleaning tank (21) is rectangular in projection in the vertical direction, two side walls connected to the tank bottom long side of the cleaning tank (21) have inclination angles, and the distance between the two side walls increases gradually in a direction away from the tank bottom.

7. The photovoltaic glass cleaning apparatus according to claim 6, characterized in that the cleaning assembly (20) further comprises a liquid outlet pipe, the liquid outlet pipe is communicated with the bottom of the cleaning tank (21), and a filter plate is arranged at the connection position of the liquid outlet pipe and the bottom of the cleaning tank (21).

8. The photovoltaic glass cleaning apparatus according to any of claims 1 to 5, characterized in that the conveyor assembly (10) further comprises a drive motor (13) and a drive pulley (14), the drive motor (13) being arranged on the support plate (12), the drive motor (13) being in driving connection with the drive shaft (11), the drive pulley (14) being sleeved on the circumferential outside of the drive shaft (11).

9. The photovoltaic glass cleaning apparatus according to claim 8, wherein the conveying assembly (10) further comprises a driving belt (15), a plurality of groups of driven shafts (16), a plurality of groups of driven pulleys (17) and a plurality of groups of conveying wheels (18), the plurality of groups of driven shafts (16) are arranged at intervals along the extending direction of the supporting plate (12), the plurality of groups of driven pulleys (17) and the plurality of groups of driven shafts (16) are arranged in a one-to-one correspondence manner, the driven pulleys (17) are sleeved on the circumferential outer sides of the driven shafts (16), the driving belt (15) is sleeved on the circumferential outer sides of the driving pulleys (14) and the driven pulleys (17), the driving belt (15) is meshed with the driving pulleys (14) and the driven pulleys (17), and the plurality of groups of conveying wheels (18) are arranged at intervals along the axial directions of the driving shafts (11) and the plurality of groups of driven shafts (16).

10. The photovoltaic glass cleaning apparatus according to any of claims 1 to 5, characterized in that it further comprises a control assembly (30), said control assembly (30) comprising a PLC controller, a height sensor (31) and an audible and visual alarm (32), said height sensor (31) being arranged on said first spray structure (22) and facing in a direction approaching said photovoltaic glass (100), said audible and visual alarm (32) being arranged on a side wall of said cleaning tank (21), said height sensor (31) and said audible and visual alarm (32) being electrically connected to said PLC controller.