Cleaning device for photovoltaic module

Abstract

The utility model provides a cleaning device for a photovoltaic module. The cleaning device comprises a conveying mechanism, a spraying assembly, a hot air assembly and a main control device. The conveying mechanism comprises a cover plate, a protective shell and a recycling conveying line. The cover plate is erected above the protective shell, so that a channel for the photovoltaic module to pass through is formed between the cover plate and the protective shell bracket; the recycling conveying line is arranged in the protective shell and is used for driving the photovoltaic module to move; the spraying assembly is arranged below the cover plate and above the feeding area, and the spraying assembly is used for washing the photovoltaic assembly; the hot air assembly is used for air-drying the photovoltaic assembly; the main control device is electrically connected with the conveying mechanism, the spraying assembly and the hot air assembly so as to control movement, washing and air drying of the photovoltaic assembly on the recycling conveying line. According to the utility model, the spraying assembly and the hot air assembly are arranged on the path for conveying the photovoltaic module by the conveying mechanism, so that the photovoltaic module on the conveying mechanism is washed and air-dried in sequence.

Description

TECHNICAL FIELD

[0001] The utility model discloses solar photovoltaic module recycling technical field especially relates to a kind of cleaning device for photovoltaic module. BACKGROUND

[0002] Since the design life of photovoltaic module is generally set as 25 years, its performance will continuously attenuate with the passage of time, and the power generation efficiency will also gradually decrease. In order to obtain better power generation performance, it is usually necessary to replace the old photovoltaic module after being used for a certain period of time. For photovoltaic modules that have completed their life cycle, carrying out classification recycling can effectively save natural resources and also provide a large amount of semiconductor and other raw materials for the development of the photovoltaic industry and other industries. For photovoltaic modules that are used all year round, the first step of disassembly and recycling is to clean the surface of the waste photovoltaic module. At present, domestic waste photovoltaic panel modules mainly rely on manual cleaning one by one before disassembly and recycling. This process is very tedious, and as more and more photovoltaic modules approach the design life, the efficiency of manual cleaning cannot keep up with the progress of disassembly and recycling of waste photovoltaic modules, which forces management personnel to further increase labor costs. SUMMARY

[0003] In order to solve the problem of increasing labor costs due to the fact that the efficiency of manual cleaning cannot keep up with the progress of disassembly and recycling of waste photovoltaic modules as more and more photovoltaic modules approach the design life, the utility model provides the following technical solutions:

[0004] A cleaning device for photovoltaic modules, the cleaning device comprising: a transport mechanism, a spraying assembly, a hot air assembly and a main control device; the transport mechanism comprises a cover plate, a protective shell, a recycling transport line; the cover plate is erected above the protective shell to form a channel for the photovoltaic modules to pass through between the cover plate and the protective shell support; the recycling transport line is arranged in the protective shell, and the recycling transport line is used to drive the photovoltaic modules to move; the spraying assembly is arranged on one side of the cover plate feed, and the spraying assembly is used to wash the photovoltaic modules; the hot air assembly is arranged on one side of the cover plate discharge, and the hot air assembly is used to dry the photovoltaic modules; the main control device is electrically connected with the transport mechanism, the spraying assembly and the hot air assembly respectively to control the movement, washing and drying of the photovoltaic modules on the recycling transport line.

[0005] The recycling transportation line comprises a driving motor, a rotating shaft, a gear, a chain and a connecting rod. The driving motor is fixedly arranged in the protective shell and electrically connected with the main control device. Each rotating shaft is rotatably arranged on the opposite sides of the protective shell, and one of the rotating shafts is fixedly connected with the rotating end of the driving motor. The gears are arranged on the outer circumferential surface of each rotating shaft in pairs, and the gears on one of the rotating shafts are rotatably connected with the gears on the other rotating shaft through the chain. The chains are parallel to each other, and a plurality of connecting rods are arranged between the chains.

[0006] Further, the spraying assembly comprises a spraying pipeline, a nozzle and a pressurizing pump. The spraying pipeline is arranged between the cover plate and the protective shell. The nozzles are arranged on the pipe body of the spraying pipeline in an interval. The pressurizing pump is arranged outside the box body, and is used for pressurizing water from an external water source and inputting the water into the spraying pipeline.

[0007] Further, the spraying assembly further comprises a water storage tank and a filter screen. The water storage tank is fixedly arranged outside the box body, and is used for connecting the protective shell, the external water source and the pressurizing pump. The filter screen is fixedly arranged at the connection between the water storage tank and the protective shell.

[0008] Further, the hot air assembly comprises a high-pressure fan, an electric heating rod and an air cutting pipeline. The high-pressure fan is fixedly arranged outside the box body, and the output port of the high-pressure fan is connected with the air cutting pipeline. The electric heating rod is fixedly arranged on the bracket below the cover plate. The air cutting pipeline is arranged on one side of the discharging side of the cover plate, and a plurality of air outlets are arranged on the outer circumferential surface of the air cutting pipeline in an array.

[0009] Further, in the length direction of the box body, the bottom surface of the protective shell is inclined from the two sides to the filter screen. In the width direction of the box body, the bottom surface of the protective shell is inclined from the side away from the filter screen to the side close to the filter screen.

[0010] Further, the spraying pipeline comprises a main pipeline, an upper branch and a lower branch. The main pipeline is fixedly arranged on the inner side wall of the cover plate. One side of the main pipeline is connected with the pressurizing pump, and the other side of the main pipeline is bent and connected with the upper branch and the lower branch respectively. The upper branch penetrates through the cover plate into the channel, and the upper branch and the lower branch are oppositely arranged, so that the photovoltaic module is located between the upper branch and the lower branch during movement.

[0011] Further, the outer circumferential surface of the upper layer branch and the outer circumferential surface of the lower layer branch are respectively provided with a plurality of nozzles arranged at intervals, and the nozzles on the upper layer branch are opposite to the nozzles on the lower layer branch in direction.

[0012] Beneficial effects: the utility model discloses a spray assembly and hot -blast assembly set up on the path of transport mechanism conveying photovoltaic module, and the photovoltaic module on transport mechanism is washed and air -dried action in turn. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a kind of three-dimensional structure schematic diagram of cleaning device for photovoltaic module according to the embodiment of the utility model provides;

[0014] Figure 2 It is a kind of three-dimensional structure schematic diagram inside cleaning device for photovoltaic module according to the embodiment of the utility model, wherein, part cover plate is opened. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical scheme and advantage of the present application more clear, the utility model will be further described in detail below with the drawings. It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model.

[0016] It should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the patent and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the patent.

[0017] Figure 1 It is a kind of three-dimensional structure schematic diagram of cleaning device for photovoltaic module according to the embodiment of the utility model provides.

[0018] REFERENCE Figure 1The utility model discloses a kind of cleaning device for photovoltaic module according to the utility model embodiment, it include: transport mechanism 1, spray component 2, hot air component 3 and master control device 4.Transport mechanism 1 includes: cover plate 11, protective shell 12, recycling transport line 13 and drive motor 131.Wherein, cover plate 11 is erected fixed on protective shell 12, to form the passageway for the photovoltaic module through between cover plate 11 and protective shell 12.Recycling transport line 13 is located in protective shell 12, recycling transport line 13 is used to drive waste photovoltaic module to move.Spray component 2 is located in the side of cover plate 11 feeding, and hot air component 3 is located in the side of cover plate 11 discharging.Master control device 4 is electrically connected with transport mechanism 1, spray component 2 and hot air component 3 respectively.

[0019] Master control device 4 controls the feeding rate when transport mechanism 1 operates, the drying temperature of hot air component 3, the start of hot air component 3 and spray component 2 etc.When waste photovoltaic module is cleaned, waste photovoltaic module is placed on the surface of recycling transport line 13 by manual feeding or other feeding mechanism.Construction personnel start transport mechanism 1, spray component 2 and hot air component 3 through master control device 4, so that the surface of photovoltaic module is washed by spray component 2 and dried by hot air component 3 in the process of transport mechanism 1 transporting photovoltaic module.

[0020] Specifically, recycling transport line 13 includes: drive motor 131, shaft 132, gear 133, chain 134 and connecting rod 135.Drive motor 131 is fixedly arranged on the inner side wall of protective shell 12, and drive motor 131 is electrically connected with master control device 4.Each shaft 132 is arranged on the opposite side of protective shell 12 in pairs, each shaft 132 is parallel to the width direction of protective shell 12, and one end of one of shaft 132 is fixedly connected with the rotating part of drive motor 131.A pair of gears 133 is arranged on the axial direction of each shaft 132, and each gear 133 on each shaft 132 is arranged at intervals.Each chain 134 is annular, and the inner surfaces on both sides of each chain 134 are engaged with a group of gears 133 on the same side of each shaft 132.In protective shell 12, each chain 134 is parallel to the length direction of protective shell 12.A plurality of connecting rods 135 are fixedly arranged between each chain 134, and each connecting rod 135 is parallel to each other.In the plane where the side of each chain 134 is located, connecting rod 135 is divided into upper and lower layers.When master control device 4 controls drive motor 131 to start rotating, the shaft 132 connected with the rotating part of drive motor 131 starts rotating, thereby driving each chain 134 to rotate, and further making the photovoltaic module placed on connecting rod 135 move.

[0021] Figure 2It is a kind of cleaning device inside for photovoltaic module according to the embodiment of the utility model provides a kind of three-dimensional structure schematic diagram, part cover plate is opened.

[0022] With reference to Figure 2 Specifically, the spraying assembly 2 includes a spraying pipeline 21, a nozzle 22, a pressure pump 23, a water storage tank 24 and a filter screen 25. The cover plate 11 is concave-shaped as a whole, one side of the cover plate 11 is concave and opposite to the protective shell 12, and the two sides of the cover plate 11 extend oppositely so as to be fixedly connected with the outer side wall of the protective shell 12. The spraying pipeline 21 is fixedly arranged on the inner side wall of one side of the cover plate 11, one end of the spraying pipeline 21 is communicated with the pressure pump 23, and the other end of the spraying pipeline 21 penetrates through the bottom of the cover plate 11 and enters the channel. The nozzles 22 are arranged on the spraying pipeline 21 at intervals, and when the photovoltaic module is transported below the spraying pipeline 21, the nozzles 22 are all directed to the surface of the photovoltaic module. The pressure pump 23 is fixedly arranged outside the protective shell 12, and the pressure pump 23 is used to pressurize the water from an external water source and then input into the spraying pipeline 21. The water storage tank 24 is fixedly arranged below the protective shell 12, wherein the bottom of the protective shell 12 is communicated with the water storage tank 24, and the flowing water in the external water source enters the pressure pump 23 through the water storage tank 24. The filter screen 25 is arranged at the connection between the protective shell 12 and the water storage tank 24, and the filter screen 25 is used to filter the residual particulate matter after cleaning the photovoltaic module. During the whole operation of the cleaning device, the external water source can timely fill the water storage tank 24, so that the water storage tank 24 is kept full, and the clean water after spraying and cleaning of the spraying assembly 2 can be collected in the water storage tank 24, so as to achieve the effect of recycling water.

[0023] Preferably, in the embodiment, the spraying assembly 2 is provided with two groups, and each group of the spraying assembly 2 is arranged adjacent to each other, so that the photovoltaic module can be fully washed. In each group of the spraying assembly 2, the spraying pipeline 21 includes a main pipeline 211, an upper branch 212 and a lower branch 213. One end of the main pipeline 211 is communicated with the pressure pump 23, the other end of the main pipeline 211 is vertically penetrated into the cover plate 11 and then fixed on the inner side wall of the cover plate 11, and the end of the main pipeline 211 penetrated into the cover plate 11 is continuously bent. The upper branch 212 and the lower branch 213 are parallel to the width direction of the protective shell 12, the upper branches 212 are parallel to each other, the lower branches 213 are parallel to each other, the nozzles 22 on the upper branch 212 are directed to the front surface of the photovoltaic module, and the nozzles 22 on the lower branch 213 are directed to the back surface of the photovoltaic module. When the photovoltaic module passes below the spraying assembly 2, the upper branch 212 and the lower branch 213 wash the front surface and the back surface of the photovoltaic module respectively to complete the cleaning action.

[0024] Further, the bottom surface of the protective shell 12 is inclined at both sides of the length direction of the protective shell 12 to the position of the filter screen 25, and in the width direction of the protective shell 12, the bottom surface of the protective shell 12 is inclined to the side close to the position of the filter screen 25, so that the water after flushing can quickly flow back into the water storage tank 24. The backflow water in the water storage tank 24 can be used for flushing.

[0025] The hot air assembly 3 comprises a high-pressure fan 31, an electric heating rod 32 and a wind cutting pipeline 33. The high-pressure fan 31 is electrically connected with the main control device 4, the high-pressure fan 31 is fixedly arranged outside the protective shell 25, and the output port of the high-pressure fan 31 is communicated with the wind cutting pipeline 33. The electric heating rod 32 is electrically connected with the main control device 4 and is started together after the driving motor 131 works. The electric heating rod 32 is arranged below the cover plate 11 and performs hot air drying treatment on the cleaned photovoltaic module under the power supply control of the main control device 4. The wind cutting pipeline 33 is arranged at one side of the discharge of the cover plate 11, and the wind cutting pipeline 33 is arranged along the front surface and the back surface of the photovoltaic module in the channel, so that when the photovoltaic module is transported to the wind cutting pipeline 33, the front surface and the back surface of the photovoltaic module can be simultaneously subjected to strong wind action, thereby blowing the water stain residues on the surface of the photovoltaic module. The multiple air outlets arranged on the wind cutting pipeline 33 are all directed to the front surface or the back surface of the photovoltaic module. Preferably, in order to achieve the heat insulation effect, the cover plate 11 above the electric heating rod 32 is made of different material from the cover plate above the spraying assembly 2, so as to prevent the operator from being scalded when the cover plate is opened for inspection.

[0026] The specific embodiments of the utility model are described above. Other embodiments are within the scope of the appended claims.

[0027] The terms "exemplary", "example", and the like are used as adjectives to mean "serving as an example, instance, or illustration", and not as adjectives to mean "preferred" or "having some kind of advantage". The specific implementations described herein focus on one implementation. Other implementations can have different features than those described. The specific implementations described herein are not necessarily to be performed in the order described. Various other adaptations and permutations of various concepts described herein are possible. The specific implementations described herein can be implemented in one or more computing devices.

[0028] The above describes the optional implementation of the embodiments of the utility model in detail in combination with the drawings, but the embodiments of the utility model are not limited to the specific details in the above implementation, and various simple modifications can be made to the technical scheme of the embodiments of the utility model within the technical concept range of the embodiments of the utility model, and these simple modifications all belong to the protection range of the embodiments of the utility model.

[0029] The above description of the present disclosure is provided to enable any person skilled in the art to make or use the disclosure. Various modifications to the disclosure will be readily apparent to those skilled in the art, and the generic principles defined herein can be applied to other variations without departing from the scope of the disclosure. Thus, the present disclosure is not intended to be limited to the examples described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A cleaning device for a photovoltaic module, characterized in that The cleaning device comprises a conveying mechanism (1), a spraying assembly (2), a hot air assembly (3) and a main control device; the conveying mechanism (1) comprises a cover plate (11), a protective shell (12) and a recycling conveying line (13); the cover plate (11) is arranged above the protective shell (12) to form a channel for the photovoltaic module to pass through; the recycling conveying line (13) is arranged in the protective shell (12) and used to drive the photovoltaic module to move; the spraying assembly (2) is arranged on one side of the feeding side of the cover plate (11) and used to wash the photovoltaic module; the hot air assembly (3) is arranged on one side of the discharging side of the cover plate (11) and used to dry the photovoltaic module; and the main control device (4) is electrically connected with the conveying mechanism (1), the spraying assembly (2) and the hot air assembly (3) respectively to control the movement, washing and drying of the photovoltaic module on the recycling conveying line (13).

2. A cleaning device for a photovoltaic module as defined in claim 1, characterized in that The recycling conveying line (13) comprises a driving motor (131), a rotating shaft (132), a gear (133), a chain (134) and a connecting rod (135); the driving motor (131) is fixedly arranged in the protective shell (12) and electrically connected with the main control device (4); each rotating shaft (132) is rotatably arranged on the opposite sides of the protective shell (12) and one of the rotating shafts (132) is fixedly connected with the rotating end of the driving motor (131); the gears (133) are arranged on the outer circumferential surfaces of each rotating shaft (132) in pairs and the gears (133) on one of the rotating shafts (132) are rotatably connected with the gears (133) on the other rotating shaft (132) through the chain (134); and each chain (134) is parallel to each other and a plurality of connecting rods (135) are fixedly arranged between each chain (134).

3. A cleaning device for a photovoltaic module as defined in claim 2, characterized in that The spraying assembly (2) comprises a spraying pipeline (21), a nozzle (22) and a pressure pump (23); the spraying pipeline (21) is arranged between the cover plate (11) and the protective shell (12); the nozzles (22) are arranged at intervals on the pipe body of the spraying pipeline (21); and the pressure pump (23) is arranged outside the protective shell (12) and used to pressurize the water from an external water source and input the water into the spraying pipeline (21).

4. A cleaning device for a photovoltaic module as defined in claim 3, characterized in that The spraying assembly (2) further comprises a water storage tank (24) and a filter screen (25); the water storage tank (24) is fixedly arranged outside the protective shell (12) and used to connect the protective shell (12), the external water source and the pressure pump (23); and the filter screen (25) is fixedly arranged at the connection between the water storage tank (24) and the protective shell (12).

5. A cleaning device for photovoltaic modules as claimed in claim 2, characterized in that, The hot air assembly (3) comprises a high-pressure fan (31), an electric heating rod (32) and a wind cutting pipeline (33); the high-pressure fan (31) is fixed outside the protective shell (12), and the output port of the high-pressure fan (31) is communicated with the wind cutting pipeline (33); the electric heating rod (32) is fixed below the cover plate (11), and the electric heating rod (32); the wind cutting pipeline (33) is arranged on one side of the cover plate (11) out of the material, and a plurality of air outlets are arranged on the outer circumferential surface of the wind cutting pipeline (33).

6. A cleaning device for photovoltaic modules as claimed in claim 4, characterized in that In the length direction of the protective shell (12), the bottom surface of the protective shell (12) is inclined from both sides to the filter screen (25); in the width direction of the protective shell (12), the bottom surface of the protective shell (12) is inclined from the side away from the filter screen (25) to the side close to the filter screen (25).

7. A cleaning device for photovoltaic modules as claimed in claim 3, characterized in that, The spray pipeline (21) comprises a main pipeline (211), an upper branch (212) and a lower branch (213); the main pipeline (211) is fixed on the inner side wall of the cover plate (11), one side of the main pipeline (211) is communicated with the pressure pump (23), the other side of the main pipeline (211) is bent and communicated with the upper branch (212) and the lower branch (213) respectively; the upper branch (212) passes through the cover plate (11) into the channel, and the upper branch (212) and the lower branch (213) are oppositely arranged, so that the photovoltaic module is located between the upper branch (212) and the lower branch (213) during movement.

8. A cleaning device for a photovoltaic module as defined in claim 7, characterized in that The outer circumferential surface of the upper branch (212) and the outer circumferential surface of the lower branch (213) are respectively provided with a plurality of nozzles (22) arranged at intervals, and the nozzles (22) on the upper branch (212) are opposite to the nozzles (22) on the lower branch (213).

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