Mechanical grille with automatic cleaning function

Abstract

The utility model relates to the technical field of mechanical grilles, in particular to a mechanical grille with an automatic cleaning function. The problems that in the using process of a traditional mechanical grating, sundries are prone to being attached to the grating, the grating is blocked, the filtering effect is affected, and therefore the efficiency of removing the sundries is inconvenient to improve are solved. The utility model provides a mechanical grating with an automatic sweeping function. The mechanical grating comprises a rack, a grating assembly, a transmission assembly, a sweeping assembly, a washing assembly, a material conveying assembly and a cleaning assembly. Compared with a traditional mechanical grid in the using process, the mechanical grid is provided with the sweeping structure and the scouring structure, sundries adhering to the bottom wall of the grid structure can be removed through the sweeping structure, in addition, water can be evenly sprayed to the bottom wall of the grid structure from the inner side by starting the scouring structure, and in addition, the water can be evenly sprayed to the bottom wall of the grid structure through the scouring structure. And through cooperation of the sweeping structure, sundries adhering to the bottom wall of the grating structure can be removed, and then the efficiency of removing the sundries can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical grilles, in particular to a mechanical grille with an automatic cleaning function. Background Art

[0002] Mechanical grilles are common equipment in the field of sewage treatment. However, most mechanical grilles have the function of screening debris, and the function of improving the efficiency of removing debris is not yet complete enough, and they are inconvenient to operate and use. In the fields of sewage treatment, industrial wastewater treatment, etc., mechanical grilles, as an important part of the filtering equipment, play a role in intercepting solid debris. However, in the actual use process, debris is easily attached to the grille, resulting in grille blockage, affecting the filtering effect, and even possibly damaging the equipment at the rear end. At the same time, for the cleaning work of the grille, it usually needs to be carried out manually, which not only has a large labor intensity but also has certain safety hazards, thus making it inconvenient to improve the efficiency of removing debris. Summary of the Utility Model

[0003] In order to overcome the problems that in the process of using a mechanical grille, debris is easily attached to the grille, resulting in grille blockage, affecting the filtering effect, and even possibly damaging the equipment at the rear end. At the same time, for the cleaning work of the grille, it usually needs to be carried out manually, which not only has a large labor intensity but also has certain safety hazards, thus making it inconvenient to improve the efficiency of removing debris.

[0004] The technical solution of the utility model is: a mechanical grille with an automatic cleaning function, including a frame, a grille assembly, a transmission assembly, a cleaning assembly, a flushing assembly, a material conveying assembly, and a cleaning component; the grille assembly is arranged inside the frame, the transmission assembly is arranged on one side of the frame, the cleaning assembly is arranged on one side of the transmission assembly, the flushing assembly is arranged inside the grille assembly, the material conveying assembly is arranged below the grille assembly, and the cleaning component is arranged at one end of the material conveying assembly.

[0005] Preferably, when the mechanical grille is in use, first, the lower end of the mechanical grille is arranged in the sewage pool, and the upper end of the mechanical grille is arranged in the debris collection area. Then, starting the grille assembly can screen and filter the debris in the sewage pool. At the same time, the grille assembly can drive the cleaning assembly to rotate through the transmission assembly, and through the cleaning assembly, the debris adhered to the bottom wall of the grille assembly can be removed. In addition, starting the flushing assembly can evenly spray the water liquid from the inside on the bottom wall of the grille assembly. In addition, through the cooperation of the cleaning assembly, the debris adhered to the bottom wall of the grille assembly can be removed, thereby improving the efficiency of removing debris. Finally, the debris is conveyed to the debris collection area through the material conveying assembly.

[0006] Preferably, the grille assembly includes a protective housing, a driving motor, a driving shaft, a driving wheel, a grille belt, a driven wheel, and a driven shaft. A protective housing is provided on one side of the frame. The driving motor is arranged inside the protective housing. The output end of the driving motor is provided with a driving shaft. A driving wheel is arranged outside the driving shaft. A grille belt is arranged outside the driving wheel. A driven shaft is provided on the inner wall of the frame. A driven wheel is arranged outside the driven shaft. The driven wheel is arranged inside the grille belt and is rotatably connected to the grille belt. When the mechanical grille is in use, first, the lower end of the mechanical grille is arranged in the sewage tank, and the upper end of the mechanical grille is arranged in the debris collection area. Then, starting the driving motor can drive the driving wheel to rotate through the driving shaft. The driving wheel can drive the grille belt to rotate in a cycle. Subsequently, the debris in the sewage tank can be screened and filtered through the grille belt. At the same time, the grille belt can drive the driven shaft to rotate through the driven wheel, thereby driving the transmission assembly to rotate.

[0007] Preferably, the transmission assembly includes a connecting wheel, a transmission belt, a transmission shaft, and a transmission wheel. A connecting wheel is arranged at one end of the driven shaft. A transmission belt is arranged outside the connecting wheel. The connecting wheel is rotatably connected to the transmission belt. A transmission shaft is provided on the inner wall of the frame. A transmission wheel is arranged at one end of the transmission shaft. The transmission wheel is arranged inside the transmission belt and is rotatably connected to the transmission belt. The driven shaft can drive the transmission belt to rotate through the connecting wheel, and the transmission belt can drive the transmission shaft to rotate through the transmission wheel.

[0008] Preferably, the cleaning assembly includes a cleaning brush roller and a scraping plate. A cleaning brush roller is arranged on the side wall of the transmission shaft. The outer part of the cleaning brush roller is in contact connection with the bottom wall of the grille belt. A scraping plate is provided on the inner wall of the frame. One side of the scraping plate is in contact connection with the bottom of the grille belt. The transmission shaft can drive the cleaning brush roller to rotate. The debris adhered to the bottom wall of the grille belt can be removed through the cleaning brush roller. At the same time, the debris can be further scraped through the scraping plate, thereby improving the efficiency of removing debris.

[0009] Preferably, the flushing assembly includes a filter tank, a water pump, a water suction pipe, a pressure valve, a spraying pipe and spraying nozzles; a filter tank is arranged below the grille belt, a water pump is arranged inside the filter tank, a water suction pipe is arranged on one side of the water pump, one end of the water suction pipe is provided with a spraying pipe, a pressure valve is arranged on the side wall of the spraying pipe, a plurality of spraying nozzles are arranged on the side wall of the spraying pipe, and the spraying pipe is arranged inside the grille belt; first, the filter tank is arranged in the sewage tank at the lower end of the grille belt. Through the screening and filtration of the grille belt, there are fewer sundries in this area, and the filter tank can prevent the water pump from being blocked by sundries. Then, starting the water pump can extract and convey the water liquid through the water suction pipe to the inside of the spraying pipe. At the same time, opening the pressure valve pressurizes the spraying pipe. Subsequently, the water liquid is evenly sprayed on the bottom wall of the grille plate from the inside through a plurality of spraying nozzles. In addition, through the cooperation of the cleaning brush roller and the scraping plate, the sundries adhered to the bottom wall of the grille belt can be removed, thereby improving the efficiency of removing sundries.

[0010] Preferably, the feeding assembly includes a feeding filter belt, a protective shell, a driving motor, a driving shaft, a driving wheel, a rotating shaft and a rotating wheel; a protective shell is arranged on one side of the frame, a driving motor is arranged inside the protective shell, a driving shaft is arranged at the output end of the driving motor, a driving wheel is arranged outside the driving shaft, a feeding filter belt is arranged outside the driving wheel, the driving wheel is rotationally connected with the feeding filter belt, a rotating shaft is arranged on the inner wall of the frame, a rotating wheel is arranged outside the rotating shaft, the rotating wheel is arranged inside the feeding filter belt, and the rotating wheel is rotationally connected with the feeding filter belt; the removed sundries fall above the feeding filter belt. At the same time, starting the driving motor can drive the driving wheel to rotate through the driving shaft, and the driving wheel can drive the feeding filter belt to rotate in a cycle. The feeding filter belt drives the rotating shaft to rotate through the rotating wheel, and the sundries can be conveyed to the sundries collection area through the feeding filter belt.

[0011] Preferably, the cleaning assembly includes a cleaning brush plate, a mounting plate and a guiding plate; a mounting plate is arranged on the side wall of the frame, a cleaning brush plate is arranged above the mounting plate, the upper end of the cleaning brush plate is in contact with the bottom wall of the feeding filter belt, and a guiding plate is arranged below the mounting plate; the sundries adhered to the bottom wall of the feeding filter belt can be removed through the cleaning brush plate. Subsequently, the sundries slide to the sundries collection area through the guiding plate.

[0012] The beneficial effects of the present utility model are as follows:

[0013] 1. Compared with traditional mechanical grilles, during use, debris easily adheres to the grille, causing it to become blocked, affecting the filtration effect, and even potentially damaging the backend equipment. At the same time, for the cleaning work of the grille, it usually requires manual operation, which not only has a high labor intensity but also poses certain safety hazards, thus making it inconvenient to improve the efficiency of removing debris. This mechanical grille is provided with a cleaning structure and a flushing structure. When the mechanical grille is in use, first, the lower end of the mechanical grille is placed in the sewage tank, and the upper end is placed in the debris collection area. Then, starting the grille structure can screen and filter the debris in the sewage tank. At the same time, the grille structure can drive the cleaning structure to rotate through the transmission structure, and the cleaning structure can remove the debris adhering to the bottom wall of the grille structure. In addition, starting the flushing structure can evenly spray the water liquid onto the bottom wall of the grille structure from the inside. Moreover, through the cooperation of the cleaning structure, the debris adhering to the bottom wall of the grille structure can be removed, thereby improving the efficiency of removing debris;

[0014] 2. When the mechanical grille is in use, first place the lower end of the mechanical grille in the sewage tank and the upper end in the debris collection area. Then, starting the main motor can drive the main wheel to rotate through the main shaft. The main wheel can drive the grille belt to rotate in a cycle. Subsequently, through the grille belt, the debris in the sewage tank can be screened and filtered. At the same time, the grille belt can drive the driven shaft to rotate through the driven wheel. The driven shaft can drive the transmission belt to rotate through the connecting wheel. The transmission belt can drive the transmission shaft to rotate through the transmission wheel. The transmission shaft can drive the cleaning brush roller to rotate, and the cleaning brush roller can remove the debris adhering to the bottom wall of the grille belt. At the same time, the debris can be further scraped off by the scraping plate. In addition, first place the filter box in the sewage tank at the lower end of the grille belt. Through the screening and filtration of the grille belt, there is less debris in this area, and the filter box can prevent the water pump from being blocked by debris. Then, starting the water pump can extract and transport the water liquid through the water suction pipe to the inside of the spraying pipe. At the same time, open the pressure valve to pressurize the spraying pipe. Subsequently, the water liquid is evenly sprayed onto the bottom wall of the grille plate from the inside through multiple spraying heads, and through the cooperation of the cleaning brush roller and the scraping plate, the debris adhering to the bottom wall of the grille belt can be removed, thereby improving the efficiency of removing debris;

[0015] 3. The removed debris falls above the conveying filter belt. At the same time, starting the drive motor can drive the drive wheel to rotate through the drive shaft. The drive wheel can drive the conveying filter belt to rotate in a cycle. The conveying filter belt drives the rotating shaft to rotate through the rotating wheel. And through the conveying filter belt, the debris can be transported to the debris collection area. At the same time, the debris adhering to the bottom wall of the conveying filter belt can be removed by the cleaning brush plate. Description of the Drawings

[0016] Figure 1 Shown is a first three-dimensional structural schematic diagram of a mechanical grille with an automatic cleaning function according to the present utility model;

[0017] Figure 2 Shown is a first partial three-dimensional structural schematic diagram of a mechanical grille with an automatic cleaning function according to the present utility model;

[0018] Figure 3 Shown is a second partial three-dimensional structural schematic diagram of a mechanical grille with an automatic cleaning function according to the present utility model;

[0019] Figure 4 Shown is a third partial three-dimensional structural schematic diagram of a mechanical grille with an automatic cleaning function according to the present utility model;

[0020] Explanation of reference numerals: 1, grille assembly; 2, transmission assembly; 3, cleaning assembly; 4, flushing assembly; 5, material conveying assembly; 6, cleaning assembly; 7, frame; 101, protective shell; 102, driving motor; 103, driving shaft; 104, driving wheel; 105, grille belt; 106, driven wheel; 107, driven shaft; 201, connecting wheel; 202, transmission belt; 203, transmission shaft; 204, transmission wheel; 301, cleaning brush roller; 302, scraping plate; 401, filter box; 402, water pump; 403, water suction pipe; 404, pressure valve; 405, spraying pipe; 406, spraying head; 501, material conveying filter belt; 502, protective shell; 503, driving motor; 504, driving shaft; 505, driving wheel; 506, rotating shaft; 507, rotating wheel; 601, cleaning brush plate; 602, mounting plate; 603, material guiding plate. Detailed implementation manners

[0021] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0022] Please refer to Figure 1 , the present utility model provides an embodiment: a mechanical grille with an automatic cleaning function, including a frame 7, a grille assembly 1, a transmission assembly 2, a cleaning assembly 3, a flushing assembly 4, a material conveying assembly 5 and a cleaning assembly 6; the grille assembly 1 is arranged inside the frame 7, the transmission assembly 2 is arranged on one side of the frame 7, the cleaning assembly 3 is arranged on one side of the transmission assembly 2, the flushing assembly 4 is arranged inside the grille assembly 1, the material conveying assembly 5 is arranged below the grille assembly 1, and the cleaning assembly 6 is arranged at one end of the material conveying assembly 5.

[0023] Please refer to Figure 2, the grille assembly 1 includes a protective housing 101, a driving motor 102, a driving shaft 103, a driving wheel 104, a grille belt 105, a driven wheel 106 and a driven shaft 107; a protective housing 101 is provided on one side of the frame 7, a driving motor 102 is provided inside the protective housing 101, a driving shaft 103 is provided at the output end of the driving motor 102, a driving wheel 104 is provided outside the driving shaft 103, a grille belt 105 is provided outside the driving wheel 104, a driven shaft 107 is provided on the inner wall of the frame 7, a driven wheel 106 is provided outside the driven shaft 107, the driven wheel 106 is arranged inside the grille belt 105, and the driven wheel 106 is rotationally connected to the grille belt 105; when the mechanical grille is in use, first, the lower end of the mechanical grille is arranged in the sewage tank, and the upper end of the mechanical grille is arranged in the debris collection area. Then, starting the driving motor 102 can drive the driving wheel 104 to rotate through the driving shaft 103, and the driving wheel 104 can drive the grille belt 105 to rotate in a cycle. Subsequently, the debris in the sewage tank can be screened and filtered through the grille belt 105. At the same time, the grille belt 105 can drive the driven shaft 107 to rotate through the driven wheel 106, so as to drive the transmission assembly 2 to rotate; the transmission assembly 2 includes a connecting wheel 201, a transmission belt 202, a transmission shaft 203 and a transmission wheel 204; a connecting wheel 201 is provided at one end of the driven shaft 107, a transmission belt 202 is provided outside the connecting wheel 201, the connecting wheel 201 is rotationally connected to the transmission belt 202, a transmission shaft 203 is provided on the inner wall of the frame 7, a transmission wheel 204 is provided at one end of the transmission shaft 203, the transmission wheel 204 is arranged inside the transmission belt 202, and the transmission wheel 204 is rotationally connected to the transmission belt 202; the driven shaft 107 can drive the transmission belt 202 to rotate through the connecting wheel 201, and the transmission belt 202 can drive the transmission shaft 203 to rotate through the transmission wheel 204; the cleaning assembly 3 includes a cleaning brush roller 301 and a scraping plate 302; a cleaning brush roller 301 is provided on the side wall of the transmission shaft 203, the outside of the cleaning brush roller 301 is in contact connection with the bottom wall of the grille belt 105, a scraping plate 302 is provided on the inner wall of the frame 7, and one side of the scraping plate 302 is in contact connection with the bottom of the grille belt 105; the transmission shaft 203 can drive the cleaning brush roller 301 to rotate, and the debris adhered to the bottom wall of the grille belt 105 can be removed through the cleaning brush roller 301. At the same time, the debris can be further scraped through the scraping plate 302, so as to improve the efficiency of removing debris.

[0024] Please refer to Figures 3 - 4, in this embodiment, the flushing assembly 4 includes a filter box 401, a water pump 402, a water suction pipe 403, a pressure valve 404, a spraying pipe 405 and a spray head 406; a filter box 401 is arranged below the grille belt 105, a water pump 402 is arranged inside the filter box 401, a water suction pipe 403 is arranged on one side of the water pump 402, one end of the water suction pipe 403 is provided with a spraying pipe 405, a pressure valve 404 is arranged on the side wall of the spraying pipe 405, a plurality of spray heads 406 are arranged on the side wall of the spraying pipe 405, and the spraying pipe 405 is arranged inside the grille belt 105; first, the filter box 401 is arranged in the sewage tank at the lower end of the grille belt 105. Through the screening and filtering of the grille belt 105, there are fewer sundries in this area, and the filter box 401 can prevent the water pump 402 from being blocked by sundries. Then, when the water pump 402 is started, the water liquid can be pumped through the water suction pipe 403 and conveyed to the inside of the spraying pipe 405. At the same time, the pressure valve 404 is opened to pressurize the spraying pipe 405. Subsequently, the water liquid is evenly sprayed on the bottom wall of the grille plate from the inside through a plurality of spray heads 406. In addition, through the cooperation of the cleaning roller brush 301 and the scraping plate 302, the sundries adhered to the bottom wall of the grille belt 105 can be removed, thereby improving the efficiency of removing sundries; the feeding assembly 5 includes a feeding filter belt 501, a protective shell 502, a driving motor 503, a driving shaft 504, a driving wheel 505, a rotating shaft 506 and a rotating wheel 507; a protective shell 502 is arranged on one side of the frame 7, a driving motor 503 is arranged inside the protective shell 502, the output end of the driving motor 503 is provided with a driving shaft 504, a driving wheel 505 is arranged outside the driving shaft 504, a feeding filter belt 501 is arranged outside the driving wheel 505, and the driving wheel 505 is rotationally connected to the feeding filter belt 501. A rotating shaft 506 is arranged on the inner wall of the frame 7, a rotating wheel 507 is arranged outside the rotating shaft 506, and the rotating wheel 507 is arranged inside the feeding filter belt 501 and is rotationally connected to the feeding filter belt 501; the removed sundries fall above the feeding filter belt 501. At the same time, when the driving motor 503 is started, the driving wheel 505 can be driven to rotate through the driving shaft 504, and the driving wheel 505 can drive the feeding filter belt 501 to rotate in a cycle. The feeding filter belt 501 drives the rotating shaft 506 to rotate through the rotating wheel 507, and the sundries can be conveyed to the sundry collection area through the feeding filter belt 501; the cleaning assembly 6 includes a cleaning brush plate 601, a mounting plate 602 and a guiding plate 603; a mounting plate 602 is arranged on the side wall of the frame 7, a cleaning brush plate 601 is arranged above the mounting plate 602, the upper end of the cleaning brush plate 601 is in contact connection with the bottom wall of the feeding filter belt 501, and a guiding plate 603 is arranged below the mounting plate 602; the sundries adhered to the bottom wall of the feeding filter belt 501 can be removed through the cleaning brush plate 601. Subsequently, the sundries slide to the sundry collection area through the guiding plate 603;

[0025] When the mechanical grille is in use, first set the lower end of the mechanical grille in the sewage tank, and the upper end of the mechanical grille is set in the debris collection area;

[0026] Then, starting the driving motor 102 can drive the driving wheel 104 to rotate through the driving shaft 103. The driving wheel 104 can drive the grille belt 105 to rotate in a cycle. Subsequently, through the grille belt 105, the debris in the sewage tank can be screened and filtered;

[0027] At the same time, the grille belt 105 can drive the driven shaft 107 to rotate through the driven wheel 106. The driven shaft 107 can drive the transmission belt 202 to rotate through the connecting wheel 201. The transmission belt 202 can drive the transmission shaft 203 to rotate through the transmission wheel 204. The transmission shaft 203 can drive the cleaning brush roller 301 to rotate. Through the cleaning brush roller 301, the debris adhering to the bottom wall of the grille belt 105 can be removed. At the same time, through the scraping plate 302, the debris can be further scraped;

[0028] In addition, first set the filter box 401 in the sewage tank at the lower end of the grille belt 105. Through the screening and filtering of the grille belt 105, there is less debris in this area, and the filter box 401 can prevent the water pump 402 from being blocked by debris. Then, starting the water pump 402 can extract and transport the water liquid through the water suction pipe 403 to the inside of the spray pipe 405. At the same time, open the pressure valve 404 to pressurize the spray pipe 405. Subsequently, the water liquid is evenly sprayed on the bottom wall of the grille plate from the inside through multiple spray heads 406. And through the cooperation of the cleaning brush roller 301 and the scraping plate 302, the debris adhering to the bottom wall of the grille belt 105 can be removed, thereby improving the efficiency of removing debris;

[0029] The removed debris falls above the feeding filter belt 501. At the same time, starting the driving motor 503 can drive the driving wheel 505 to rotate through the driving shaft 504. The driving wheel 505 can drive the feeding filter belt 501 to rotate in a cycle. The feeding filter belt 501 drives the rotating shaft 506 to rotate through the rotating wheel 507. And through the feeding filter belt 501, the debris can be transported to the debris collection area. At the same time, through the cleaning brush plate 601, the debris adhering to the bottom wall of the feeding filter belt 501 can be removed. Subsequently, the debris slides to the debris collection area through the guide plate 603.

[0030] Through the above steps, when the mechanical grille is in use, first, the lower end of the mechanical grille is arranged in the sewage tank, and the upper end of the mechanical grille is arranged in the debris collection area. Then, starting the grille assembly 1 can screen and filter the debris in the sewage tank. At the same time, the grille assembly 1 can drive the cleaning assembly 3 to rotate through the transmission assembly 2. Through the cleaning assembly 3, the debris adhering to the bottom wall of the grille assembly 1 can be removed. In addition, starting the flushing assembly 4 can evenly spray the water liquid from the inside onto the bottom wall of the grille assembly 1. Moreover, through the cooperation of the cleaning assembly 3, the debris adhering to the bottom wall of the grille assembly 1 can be removed, thereby improving the efficiency of debris removal. Finally, the debris is transported to the debris collection area through the feeding assembly 5.

[0031] The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the gist of the present invention.

Claims

1. A mechanical grille with an automatic cleaning function, comprising a frame (7), characterized in that: It also includes a grille assembly (1), a transmission assembly (2), a cleaning assembly (3), a flushing assembly (4), a feeding assembly (5) and a cleaning assembly (6); the grille assembly (1) is arranged inside the frame (7), the transmission assembly (2) is arranged on one side of the frame (7), the cleaning assembly (3) is arranged on one side of the transmission assembly (2), the flushing assembly (4) is arranged inside the grille assembly (1), the feeding assembly (5) is arranged below the grille assembly (1), and the cleaning assembly (6) is arranged at one end of the feeding assembly (5).

2. The mechanical grille with an automatic cleaning function according to claim 1, wherein: The grille assembly (1) includes a protective shell (101), a driving motor (102), a driving shaft (103), a driving wheel (104), a grille belt (105), a driven wheel (106) and a driven shaft (107); the protective shell (101) is arranged on one side of the frame (7), the driving motor (102) is arranged inside the protective shell (101), the output end of the driving motor (102) is provided with the driving shaft (103), the driving wheel (104) is arranged outside the driving shaft (103), the grille belt (105) is arranged outside the driving wheel (104), the driven shaft (107) is arranged on the inner wall of the frame (7), the driven wheel (106) is arranged outside the driven shaft (107), the driven wheel (106) is arranged inside the grille belt (105), and the driven wheel (106) is rotationally connected to the grille belt (105).

3. The mechanical grille with an automatic cleaning function according to claim 2, characterized in that: The transmission assembly (2) includes a connecting wheel (201), a transmission belt (202), a transmission shaft (203) and a transmission wheel (204); the connecting wheel (201) is arranged at one end of the driven shaft (107), the transmission belt (202) is arranged outside the connecting wheel (201), the connecting wheel (201) is rotationally connected to the transmission belt (202), the transmission shaft (203) is arranged on the inner wall of the frame (7), the transmission wheel (204) is arranged at one end of the transmission shaft (203), the transmission wheel (204) is arranged inside the transmission belt (202), and the transmission wheel (204) is rotationally connected to the transmission belt (202).

4. The mechanical grille with an automatic cleaning function according to claim 3, characterized in that: The cleaning assembly (3) includes a cleaning brush roller (301) and a scraping plate (302); the cleaning brush roller (301) is arranged on the side wall of the transmission shaft (203), the outer part of the cleaning brush roller (301) is in contact connection with the bottom wall of the grille belt (105), the scraping plate (302) is arranged on the inner wall of the frame (7), and one side of the scraping plate (302) is in contact connection with the bottom of the grille belt (105).

5. The mechanical grille with an automatic cleaning function according to claim 2, wherein: The flushing assembly (4) includes a filter box (401), a water pump (402), a water suction pipe (403), a pressure valve (404), a spraying pipe (405) and a spray head (406); a filter box (401) is arranged below the grille belt (105), a water pump (402) is arranged inside the filter box (401), a water suction pipe (403) is arranged on one side of the water pump (402), one end of the water suction pipe (403) is provided with a spraying pipe (405), a pressure valve (404) is arranged on the side wall of the spraying pipe (405), a spray head (406) is arranged on the side wall of the spraying pipe (405), multiple groups of spray heads (406) are provided, and the spraying pipe (405) is arranged inside the grille belt (105).

6. A mechanical grille with an automatic cleaning function according to claim 1, characterized in that: The material conveying assembly (5) includes a material conveying filter belt (501), a protective shell (502), a drive motor (503), a drive shaft (504), a drive wheel (505), a rotating shaft (506) and a rotating wheel (507); a protective shell (502) is arranged on one side of the frame (7), a drive motor (503) is arranged inside the protective shell (502), a drive shaft (504) is arranged at the output end of the drive motor (503), a drive wheel (505) is arranged outside the drive shaft (504), a material conveying filter belt (501) is arranged outside the drive wheel (505), the drive wheel (505) is rotatably connected to the material conveying filter belt (501), a rotating shaft (506) is arranged on the inner wall of the frame (7), a rotating wheel (507) is arranged outside the rotating shaft (506), the rotating wheel (507) is arranged inside the material conveying filter belt (501), and the rotating wheel (507) is rotatably connected to the material conveying filter belt (501).

7. A mechanical grille with an automatic cleaning function according to claim 1, characterized in that: The cleaning assembly (6) includes a cleaning brush plate (601), a mounting plate (602) and a guide plate (603); a mounting plate (602) is arranged on the side wall of the frame (7), a cleaning brush plate (601) is arranged above the mounting plate (602), the upper end of the cleaning brush plate (601) is in contact connection with the bottom wall of the material conveying filter belt (501), and a guide plate (603) is arranged below the mounting plate (602).

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