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CN-122007063-A - Photovoltaic cleaning mechanical arm

CN122007063ACN 122007063 ACN122007063 ACN 122007063ACN-122007063-A

Abstract

The invention discloses a photovoltaic cleaning mechanical arm which comprises a connecting base, a first fixed support and a driving cleaning mechanism, wherein the first fixed support is fixedly arranged at the top of the connecting base, and the driving cleaning mechanism is used for cleaning the surface of a photovoltaic plate and preventing secondary pollution of sewage to the photovoltaic plate. The invention adopts wet cleaning to replace the traditional dry cleaning, solves the problem of irreversible damage to the surface caused by the friction between floating sand and the photovoltaic panel in the dry cleaning, adopts a spray nozzle instead of pure water to wash, ensures the cleaning effect, greatly reduces the water consumption, is particularly suitable for water-deficient scenes such as deserts and reduces the use cost, and the arranged frame waterproof cover and the backflow prevention baffle can limit splash and splash, prevent sewage from throwing to the cleaned area, and also avoid the sewage from influencing the normal use of the sensor, thereby ensuring that the cleaned photovoltaic panel is not polluted by sewage.

Inventors

  • CHEN MIAO
  • WANG GUANYI
  • WANG JIANZHOU

Assignees

  • 南京昆利得工业技术有限公司

Dates

Publication Date
20260512
Application Date
20260401

Claims (10)

  1. 1. The photovoltaic cleaning mechanical arm comprises a connecting base (1), a first fixing support (2) and a driving cleaning mechanism (7), wherein the first fixing support (2) is fixedly arranged at the top of the connecting base (1), and the photovoltaic cleaning mechanism is characterized in that the driving cleaning mechanism (7) is used for cleaning the surface of a photovoltaic panel and preventing secondary pollution of sewage to the photovoltaic panel and further comprises: The rolling brush cross beam mechanism (6), the rolling brush cross beam mechanism (6) is used for fixing the driving cleaning mechanism (7); The rolling brush cross beam adjusting mechanism (5), the rolling brush cross beam adjusting mechanism (5) is fixedly connected with the top of the rolling brush cross beam mechanism (6), and the rolling brush cross beam adjusting mechanism (5) is used for finely adjusting the angle of the driving cleaning mechanism (7) so as to enable the driving cleaning mechanism (7) to be attached to the photovoltaic panel; The large arm driving mechanism (3), one end of the large arm driving mechanism (3) is rotationally connected with the top of the first fixed support (2), and the large arm driving mechanism (3) is used for enabling the driving cleaning mechanism (7) to do larger movement relative to the light Fu Banmu elevation direction in a space coordinate system; The device comprises a small arm driving mechanism (4), wherein one side of the small arm driving mechanism (4) is rotationally connected with one end of a large arm driving mechanism (3), the bottom of the small arm driving mechanism (4) is rotationally connected with a rolling brush cross beam adjusting mechanism (5), and the small arm driving mechanism (4) is used for enabling a driving cleaning mechanism (7) to do forward and backward movement relative to a photovoltaic panel in a space coordinate system; The sensor identification mechanism (8) is arranged on the rolling brush cross beam adjusting mechanism (5) and the rolling brush cross beam mechanism (6), and the sensor identification mechanism (8) is used for identifying the position of the photovoltaic panel.
  2. 2. The photovoltaic cleaning mechanical arm according to claim 1, wherein the rolling brush cross beam mechanism (6) comprises a rolling brush cross beam body (13), a first hinging seat (14), a connecting frame (18) and a frame waterproof cover (19), wherein a plurality of groups of first hinging seats (14) are fixedly connected to the top of the rolling brush cross beam body (13), a plurality of groups of connecting frames (18) are fixedly connected to the bottom of the rolling brush cross beam body (13), and the inner wall of the connecting frame (18) is fixedly connected with the frame waterproof cover (19).
  3. 3. The photovoltaic cleaning mechanical arm according to claim 2, wherein the rolling brush cross beam adjusting mechanism (5) comprises a quick connection disc (9), a first connection support lug (10), a small arm connection support lug (11) and a fixed cross beam (12), the bottom of the quick connection disc (9) is fixedly connected with the fixed cross beam (12) through a plurality of groups of bolts, the first connection support lug (10) is fixedly connected to the outer part of the quick connection disc (9), and the small arm connection support lug (11) is fixedly connected to one side of the quick connection disc (9).
  4. 4. The photovoltaic cleaning mechanical arm according to claim 3, wherein the rolling brush cross beam adjusting mechanism (5) further comprises a fixed frame (15), a first electric push rod (16) and a limiting rod (17), the two sides of the fixed cross beam (12) are fixedly connected with the fixed frame (15), the first electric push rod (16) is fixedly arranged in the fixed frame (15), the output end of the first electric push rod (16) is rotationally connected with the first hinging seat (14), the limiting rod (17) is slidingly connected on the fixed frame (15), and the bottom of the limiting rod (17) is hinged with the other two groups of the first hinging seats (14).
  5. 5. The photovoltaic cleaning mechanical arm of claim 4, wherein the driving cleaning mechanism (7) comprises a second fixing support (20), a hydraulic motor (21), a coupler (22), a bearing seat (23), a rotating shaft (24) and a rolling brush body (25), the bearing seat (23) is fixedly arranged on one side of the rolling brush cross beam body (13), the rotating shaft (24) is rotatably connected to the inside of the bearing seat (23), the second fixing support (20) is fixedly arranged on the other side of the rolling brush cross beam body (13), the hydraulic motor (21) is fixedly arranged on one side of the second fixing support (20), the output end of the hydraulic motor (21) is fixedly connected with the rotating shaft (24) through the coupler (22), and the rolling brush body (25) is fixedly connected to the outside of the rotating shaft (24).
  6. 6. The photovoltaic cleaning mechanical arm of claim 5, wherein the driving cleaning mechanism (7) further comprises a first connecting frame (26), an atomizing nozzle (27) and a backflow prevention baffle (28), the side wall of the rolling brush cross beam body (13) is fixedly connected with the first connecting frame (26), the inner wall of the first connecting frame (26) is fixedly provided with a plurality of groups of atomizing nozzles (27) for atomizing and spraying water to the rolling brush body (25), and one side of the first connecting frame (26) close to the rolling brush cross beam body (13) is fixedly connected with the backflow prevention baffle (28) for blocking sewage.
  7. 7. The photovoltaic cleaning mechanical arm of claim 6, wherein the sensor identification mechanism (8) comprises a first mounting bracket (29), a radar sensor (30), a second mounting bracket (31) and an ultrasonic sensor (32), the two ends of the quick-connection disc (9) are fixedly connected with the first mounting bracket (29), the radar sensor (30) is fixedly arranged on the first mounting bracket (29), the plurality of groups of second mounting brackets (31) are fixedly connected with the outer wall of the frame waterproof cover (19), and the ultrasonic sensor (32) is fixedly arranged on the second mounting bracket (31).
  8. 8. The photovoltaic cleaning mechanical arm according to claim 7, wherein the large arm driving mechanism (3) comprises a large arm connecting support lug (33), a large arm body (34), a second hinging seat (35) and a second electric push rod (36), the large arm connecting support lug (34) is fixedly arranged at the top of the first fixing support (2), the large arm body (34) is fixedly arranged on the large arm connecting support lug (33) in a rotating mode, the second hinging seat (35) is fixedly arranged at the bottom of the large arm body (34), the second electric push rod (36) is rotatably connected to the top of the connecting base (1), and the output end of the second electric push rod (36) is rotatably connected with the second hinging seat (35).
  9. 9. The photovoltaic cleaning mechanical arm according to claim 8, wherein the small arm driving mechanism (4) comprises a small arm body (37), a third hinging seat (38), a third electric push rod (39) and a fourth electric push rod (40), the third hinging seat (38) is fixedly arranged in the middle of one side of the small arm body (37), one end of the large arm body (34) is rotationally connected with the third hinging seat (38), the top of the large arm body (34) is rotationally connected with the third electric push rod (39), the output end of the third electric push rod (39) is rotationally connected with the top of the small arm body (37), the bottom of the small arm body (37) is rotationally connected with the first connecting lug (10), the fourth electric push rod (40) is rotationally connected in the middle of the other side of the small arm body (37), and the output end of the fourth electric push rod (40) is rotationally connected with the small arm connecting lug (11).
  10. 10. The photovoltaic cleaning mechanical arm according to claim 9, wherein the ultrasonic sensors (32) are two types, and each ultrasonic sensor comprises an ultrasonic sensor for a grid arranged at two ends of the rolling brush body (25) and an ultrasonic sensor which is positioned at the same horizontal plane with the output end of the first connecting frame (26).

Description

Photovoltaic cleaning mechanical arm Technical Field The invention relates to the technical field of photovoltaic equipment, in particular to a photovoltaic cleaning mechanical arm. Background With the increasing global demand for renewable energy sources, photovoltaic power generation has been widely used worldwide as a clean energy source, and in order to ensure efficient operation of photovoltaic modules, periodic cleaning of dust and dirt on the surface of photovoltaic panels is of great importance, especially in areas with frequent dust and air pollution, dust accumulation on photovoltaic panels affects the power generation efficiency of photovoltaic systems, and can accelerate the aging of photovoltaic panels and shorten the service life, so how to clean photovoltaic modules efficiently and automatically has become an important subject in current research and industrial application. The traditional cleaning method mainly comprises two modes of manual cleaning and mechanical cleaning. The manual cleaning mode relies on manual workers to climb the roof for manual cleaning, and although the mode is low in equipment investment, the operation safety is poor, the efficiency is low and the risk of personal injury exists. In addition, manual cleaning cannot guarantee accuracy in the cleaning process, and dependence on environmental factors such as weather is strong. The mechanical forms of cleaning products on the market are mainly three types, namely a cantilever type, a hanging plate type and a portal type, wherein the hanging plate type is required to be additionally provided with components at the row gap of each group of photovoltaic plates, so that the cost is increased, a large number of machines are required to be deployed in a large electric field scene, meanwhile, the workload of machine damage maintenance is greatly increased due to the increase of the machine base number; At present, some mechanical arm type cleaning devices are on the market, cleaning tools are usually operated by mechanical arms to clean the photovoltaic panels, most of the mechanical arms adopt a fixed structure or a simple manual adjustment mode to adjust the angles and positions of the cleaning tools so as to adapt to the layout of different photovoltaic panels, however, the tail end adjusting device of the existing mechanical arms still has some defects in the using process, cannot completely meet the high-efficiency, safe and accurate cleaning requirements, and a plurality of dry cleaning products exist at the present stage, wherein the dry cleaning can lead floating sand on the surface of the photovoltaic panels to rub with the photovoltaic panels, and irreversible damage is generated on the photovoltaic panels. Disclosure of Invention The invention aims to provide a photovoltaic cleaning mechanical arm, which aims to solve the problem to be solved in the background technology. In order to achieve the above purpose, the invention provides the technical scheme that the photovoltaic cleaning mechanical arm comprises a connecting base, a first fixed support and a driving cleaning mechanism, wherein the first fixed support is fixedly arranged at the top of the connecting base, the driving cleaning mechanism is used for cleaning the surface of a photovoltaic panel and preventing secondary pollution of sewage to the photovoltaic panel, and the photovoltaic cleaning mechanical arm further comprises: The rolling brush cross beam mechanism is used for fixing the driving cleaning mechanism; the rolling brush cross beam adjusting mechanism is fixedly connected with the top of the rolling brush cross beam mechanism and is used for finely adjusting the angle of the driving cleaning mechanism so as to enable the driving cleaning mechanism to be attached to the photovoltaic panel; one end of the large arm driving mechanism is rotationally connected with the top of the first fixed support, and the large arm driving mechanism is used for enabling the driving cleaning mechanism to do larger movement relative to the light Fu Banmu elevation direction in a space coordinate system; One side of the small arm driving mechanism is rotationally connected with one end of the large arm driving mechanism, the bottom of the small arm driving mechanism is rotationally connected with the rolling brush cross beam adjusting mechanism, the forearm driving mechanism is used for enabling the driving cleaning mechanism to move back and forth relative to the photovoltaic panel in a space coordinate system; the sensor identification mechanism is arranged on the rolling brush cross beam adjusting mechanism and the rolling brush cross beam mechanism and is used for identifying the position of the photovoltaic panel. At present, some mechanical arm type cleaning devices are on the market, cleaning tools are usually operated by mechanical arms to clean the photovoltaic panels, most of the mechanical arms adopt a fixed structure or a simple manual adjustment mode to