Pneumatic diaphragm pump cleaning device

Abstract

The utility model discloses a pneumatic diaphragm pump cleaning device, and relates to the technical field of pneumatic diaphragm pumps. A pneumatic diaphragm pump cleaning device comprises a pneumatic diaphragm pump body and a circular ring, a filter box is fixedly mounted at the position, close to the front end, of the center of the top of a base, a mounting pipe is arranged on the front face of the filter box, and a connecting pipe is fixedly connected to the rear end of the filter box; a motor frame is fixedly installed at the position, close to the center, of the rear end of the filtering box, a driving motor is fixedly installed at the top of the motor frame, a rotating shaft is fixedly connected to the output end of the driving motor, and the end, away from the driving motor, of the rotating shaft is movably sleeved with a bearing seat; a plurality of rotating blocks are distributed at the front end of the outer surface of the rotating shaft and the position close to the center side by side, a plurality of connecting plates are circularly distributed on the outer surfaces of the rotating blocks, cleaning brushes are fixedly mounted at the front ends and the rear ends of the connecting plates, and a plurality of filter screen plates are distributed in the filter box side by side.

Description

Technical Field

[0001] The utility model relates to the technical field of pneumatic diaphragm pumps, in particular to a pneumatic diaphragm pump cleaning device. Background Art

[0002] The pneumatic diaphragm pump is a new type of conveying machinery and the most innovative type of pump in China. It uses compressed air as the power source and can be used for various corrosive liquids. The pneumatic diaphragm pump has four materials: engineering plastics, aluminum alloy, stainless steel, and cast iron. The pneumatic diaphragm pump uses nitrile rubber, chloroprene rubber, fluororubber, polytetrafluoroethylene, polytetrafluoroethylene, etc. according to different liquid media to meet the needs of different users. It is placed in various special occasions to pump various media that conventional pumps cannot pump, and has achieved satisfactory results.

[0003] Chinese utility model patent CN219012853U discloses a pneumatic diaphragm pump cleaning device, which includes a pump body and a water inlet pipe installed on the pump body, the inner wall of the water inlet pipe is inserted with a filter cartridge, the bottom end of the filter cartridge is provided with a reset cartridge, the inner wall of the reset cartridge is provided with a reset spring, the end face of the filter cartridge is threadedly connected with a collecting tube, the end face of the collecting tube is provided with a collecting cavity, the surface of the collecting cavity is provided with a water-permeable hole, the inner wall of the collecting cavity is provided with a non-return structure, the inner wall of the collecting tube is provided with a mounting ring, and the inner wall of the mounting ring is fixedly connected with a guide rod. This application can enable the scraped filter to flow back into the collecting cavity of the collecting tube along with the brush when the scraper drives the brush to scrub the inner wall of the filter cartridge, so as to avoid the filter to appear repeatedly in the filter cartridge, and the collecting tube does not participate in the filtering operation, so as to reduce the pressure of the filter cartridge, thereby ensuring the filtering efficiency of the filter cartridge.

[0004] However, existing pneumatic diaphragm pumps are mostly cleaned by single-layer filtration, resulting in poor filtration effect and inability to effectively filter impurities and particulate matter in the liquid. Utility Model Content

[0005] The utility model provides a pneumatic diaphragm pump cleaning device to solve the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pneumatic diaphragm pump cleaning device, comprising a pneumatic diaphragm pump body and a ring, a base is fixedly installed at the bottom of the pneumatic diaphragm pump body, a water inlet end is arranged at the front of the pneumatic diaphragm pump body near the bottom, a water outlet pipe is fixedly connected to the rear end of the pneumatic diaphragm pump body near the top, a filter box is fixedly installed at the top center of the base near the front end, a mounting pipe is arranged at the front of the filter box, a connecting pipe is fixedly connected to the rear end of the filter box, a motor frame is fixedly installed at the rear end of the filter box near the center, a driving motor is fixedly installed at the top of the motor frame, a rotating shaft is fixedly connected to the output end of the driving motor, a bearing seat is movably sleeved at one end of the rotating shaft away from the driving motor, a plurality of rotating blocks are arranged in parallel at the front end and near the center of the outer surface of the rotating shaft, a plurality of connecting plates are arranged in a circular shape on the outer surface of the rotating block, cleaning brushes are fixedly installed at the front and rear ends of the plurality of connecting plates, and a plurality of filter screen plates are arranged in parallel inside the filter box.

[0007] Furthermore, one end of the connecting pipe away from the filter box is fixedly connected to the water inlet end, and a control valve is provided on the connecting pipe.

[0008] Furthermore, one end of the bearing seat away from the rotating shaft is fixedly connected to the inner front end wall of the pneumatic diaphragm pump body.

[0009] Furthermore, there are multiple circular rings, and the multiple circular rings are respectively connected to multiple connecting plates on multiple rotating shafts.

[0010] Furthermore, the plurality of connecting plates on the plurality of circular rings are respectively cross-arranged between the plurality of filter screen plates, and the cleaning ends of the plurality of cleaning brushes are respectively in close contact with adjacent surfaces of the plurality of filter screen plates.

[0011] Furthermore, the rear end of the rotating shaft penetrates the inner rear end wall of the filter box and extends out of the rear end of the filter box and is connected to the driving motor.

[0012] Furthermore, a ball bearing seat is provided on the outer surface of the rotating shaft, the rotating shaft and the filter box are connected via a ball bearing, and a sealing ring is provided on the rotating shaft and the filter box.

[0013] Furthermore, a drain valve is provided on the right side of the filter box near the bottom drain end.

[0014] Compared with the prior art, the utility model provides a pneumatic diaphragm pump cleaning device, which has the following beneficial effects:

[0015] 1. The pneumatic diaphragm pump cleaning device can improve the filtering effect by arranging a filter box and a filter screen plate, and arranging a plurality of filter screen plates inside the filter box.

[0016] 2. The pneumatic diaphragm pump cleaning device, by providing a connecting plate, a cleaning brush, a rotating shaft, a rotating block and a driving motor, can clean multiple filter screens inside the filter box, improve subsequent filtering effects, and thus increase the service life of the filter screens.

[0017] 3. The pneumatic diaphragm pump cleaning device can strengthen the connection relationship between multiple connecting plates and enhance the stability of the connecting plates during rotation by providing a circular ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a main structure diagram of the pneumatic diaphragm pump of the utility model;

[0020] Figure 3 This is the internal structure diagram of the filter box of the utility model;

[0021] Figure 4 This is a structural diagram of the rotating shaft of the utility model;

[0022] Figure 5 This is a diagram showing the connection relationship between the connecting plate and the circular ring of the utility model.

[0023] In the figure: 1. water outlet pipe; 2. pneumatic diaphragm pump body; 3. filter box; 4. mounting pipe; 5. base; 6. ring; 7. rotating block; 8. connecting plate; 9. filter screen plate; 10. connecting pipe; 11. rotating shaft; 12. driving motor; 13. motor frame; 14. ball bearing; 15. cleaning brush; 16. water inlet end; 17. bearing seat. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5The utility model discloses a pneumatic diaphragm pump cleaning device, including a pneumatic diaphragm pump body 2 and a ring 6. A base 5 is fixedly installed at the bottom of the pneumatic diaphragm pump body 2. A water inlet end 16 is arranged at the front of the pneumatic diaphragm pump body 2 near the bottom. A water outlet pipe 1 is fixedly connected to the rear end of the pneumatic diaphragm pump body 2 near the top. A filter box 3 is fixedly installed at the top center of the base 5 near the front end. A mounting pipe 4 is arranged at the front of the filter box 3. A connecting pipe 10 is fixedly connected to the rear end of the filter box 3. A motor frame 13 is fixedly installed at the position, a driving motor 12 is fixedly installed on the top of the motor frame 13, an output end of the driving motor 12 is fixedly connected to a rotating shaft 11, an end of the rotating shaft 11 away from the driving motor 12 is movably sleeved with a bearing seat 17, a plurality of rotating blocks 7 are distributed in parallel on the front end of the outer surface of the rotating shaft 11 and near the center, a plurality of connecting plates 8 are distributed in a circular shape on the outer surface of the rotating block 7, cleaning brushes 15 are fixedly installed on the front and rear ends of the plurality of connecting plates 8, and a plurality of filter screen plates 9 are distributed side by side inside the filter box 3.

[0026] Specifically, one end of the connecting pipe 10 away from the filter box 3 is fixedly connected to the water inlet end 16 , and a control valve is provided on the connecting pipe 10 .

[0027] In this embodiment, the water entering the air-operated diaphragm pump body 2 is filtered.

[0028] Specifically, one end of the bearing seat 17 away from the rotating shaft 11 is fixedly connected to the inner front end wall of the pneumatic diaphragm pump body 2 .

[0029] In this embodiment, the stability of the rotating shaft 11 during rotation is enhanced.

[0030] Specifically, there are multiple circular rings 6 , and the multiple circular rings 6 are respectively connected to multiple connecting plates 8 on multiple rotating shafts 11 .

[0031] In this embodiment, the stability of the connecting plate 8 is enhanced.

[0032] Specifically, the plurality of connecting plates 8 on the plurality of circular rings 6 are respectively cross-arranged between the plurality of filter screen plates 9 , and the cleaning ends of the plurality of cleaning brushes 15 are respectively in close contact with adjacent surfaces of the plurality of filter screen plates 9 .

[0033] In this embodiment, it is ensured that the filter screen plate 9 can also be cleaned in the case of multi-layer filtration.

[0034] Specifically, the rear end of the rotating shaft 11 penetrates the inner rear end wall of the filter box 3 and extends out of the rear end of the filter box 3 and is connected to the driving motor 12 .

[0035] In this embodiment, it is ensured that the subsequent driving motor 12 drives the rotating shaft 11 to rotate, thereby driving the rotating block 7 to rotate together through the rotating shaft 11 .

[0036] Specifically, a ball bearing 14 seat is provided on the outer surface of the rotating shaft 11 , the rotating shaft 11 is connected to the filter box 3 via the ball bearing 14 , and a sealing ring is provided on the rotating shaft 11 and the filter box 3 .

[0037] In this embodiment, the friction between the rotating shaft 11 and the filter box 3 is reduced to ensure smooth rotation of the rotating shaft 11 .

[0038] Specifically, a drain valve is provided on the right side of the filter box 3 near the bottom drain end.

[0039] In this embodiment, the cleaned sewage is discharged.

[0040] When in use, the control valve on the connecting pipe 10 is opened, and the water flows into the filter box 3 through the installation pipe 4. The water entering the filter box 3 is filtered by the filter screen plate 9 inside the filter box 3. The filtered liquid flows into the water inlet end 16 through the connecting pipe 10, and then enters the pneumatic diaphragm pump body 2. After being processed by the pneumatic diaphragm pump body 2, it flows out through the outlet pipe 1, thereby ensuring that the liquid entering the pneumatic diaphragm pump body 2 does not contain large particles, and avoids clogging inside the pneumatic diaphragm pump body 2. When the filter box 3 is used for a long time, the control valve on the connecting pipe 10 can be closed to retain water in the filter box 3. Then, the driving motor 12 is started, and the rotating shaft 11 is driven to rotate by the driving motor 12, thereby driving the rotating block 7, and the connecting plate 8 and the cleaning brush 15 are driven to rotate by the rotating block 7. The front and rear ends of the filter screen plate 9 are cleaned by the cleaning brush 15 to maintain the cleanliness of the filter screen plate 9, improve the subsequent filtering effect, and extend the service life of the filter screen plate 9. The cleaned sewage flows out by opening the sewage valve on the sewage discharge end.

[0041] In summary, the pneumatic diaphragm pump cleaning device, by setting a filter box 3 and a filter screen plate 9, sets a plurality of filter screen plates 9 inside the filter box 3, thereby improving the filtering effect; by setting a connecting plate 8, a cleaning brush 15, a rotating shaft 11, a rotating block 7 and a driving motor 12, the plurality of filter screen plates 9 inside the filter box 3 can be cleaned, thereby improving the subsequent filtering effect, thereby increasing the service life of the filter screen plates 9; by setting a ring 6, the connection relationship between the plurality of connecting plates 8 can be strengthened, thereby strengthening the stability of the connecting plates 8 during rotation.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pneumatic diaphragm pump cleaning device, comprising a pneumatic diaphragm pump body (2) and a ring (6), characterized in that: A base (5) is fixedly installed at the bottom of the pneumatic diaphragm pump body (2); a water inlet end (16) is arranged at a position near the bottom of the front of the pneumatic diaphragm pump body (2); a water outlet pipe (1) is fixedly connected to a position near the top of the rear end of the pneumatic diaphragm pump body (2); a filter box (3) is fixedly installed at a position near the front end at the center of the top of the base (5); a mounting pipe (4) is arranged at the front of the filter box (3); a connecting pipe (10) is fixedly connected to the rear end of the filter box (3); a motor frame (13) is fixedly installed at a position near the center of the rear end of the filter box (3); A driving motor (12) is fixedly mounted on the top of the frame (13); an output end of the driving motor (12) is fixedly connected to a rotating shaft (11); an end of the rotating shaft (11) away from the driving motor (12) is movably sleeved with a bearing seat (17); a plurality of rotating blocks (7) are arranged in parallel at the front end of the outer surface of the rotating shaft (11) and at a position close to the center; a plurality of connecting plates (8) are arranged in a circular shape on the outer surface of the rotating block (7); cleaning brushes (15) are fixedly mounted at the front and rear ends of the plurality of connecting plates (8); and a plurality of filter screen plates (9) are arranged in parallel inside the filter box (3).

2. The pneumatic diaphragm pump cleaning device according to claim 1, characterized in that: One end of the connecting pipe (10) away from the filter box (3) is fixedly connected to the water inlet end (16), and a control valve is provided on the connecting pipe (10).

3. The pneumatic diaphragm pump cleaning device according to claim 1, characterized in that: One end of the bearing seat (17) away from the rotating shaft (11) is fixedly connected to the inner front end wall of the pneumatic diaphragm pump body (2).

4. The pneumatic diaphragm pump cleaning device according to claim 1, characterized in that: There are multiple circular rings (6), and the multiple circular rings (6) are respectively connected to multiple connecting plates (8) on multiple rotating shafts (11).

5. The pneumatic diaphragm pump cleaning device according to claim 1, characterized in that: The plurality of connecting plates (8) on the plurality of circular rings (6) are respectively cross-arranged between the plurality of filter screen plates (9), and the cleaning ends of the plurality of cleaning brushes (15) are respectively closely attached to adjacent surfaces of the plurality of filter screen plates (9).

6. The pneumatic diaphragm pump cleaning device according to claim 1, characterized in that: The rear end of the rotating shaft (11) penetrates the inner rear end wall of the filter box (3), extends out of the rear end of the filter box (3), and is connected to the driving motor (12).

7. The pneumatic diaphragm pump cleaning device according to claim 1, characterized in that: A ball bearing (14) seat is provided on the outer surface of the rotating shaft (11); the rotating shaft (11) is connected to the filter box (3) via the ball bearing (14); and a sealing ring is provided between the rotating shaft (11) and the filter box (3).

8. The pneumatic diaphragm pump cleaning device according to claim 1, characterized in that: A sewage valve is arranged on the right side of the filter box (3) near the bottom drainage end.

Images