An air-blowing scraper for a mobile disc filter

Abstract

The invention discloses an air-blowing scraper for a mobile disc filter, comprising an air pipe and a fixed seat, wherein one end of the air pipe is provided with a connecting flange, a ball valve is connected to the connecting flange, a plurality of strip-shaped air blowing holes are provided on the air pipe, and shielding components are provided on the strip-shaped air blowing holes; bearings are provided at both ends of the air pipe, the inner ring of the bearing is fixedly connected to the air pipe, and both sides of the outer rings of the two bearings are fixedly connected with fixing frames, and the two fixing seats are arranged below the bearings; the invention can scrape the material on the surface of the filter cloth by air blowing, so as to avoid the threat to the production operation caused by the untimely scraping of the material, and the air pipe does not contact the filter cloth during the material scraping process, so as to effectively avoid the generation of wear; at the same time, the material processing efficiency is improved, and production waste and economic losses are avoided. Moreover, the overall structure is simple, and it is easy to install, disassemble, repair and replace.

Description

Technical Field

[0001] The invention relates to the technical field of filtering equipment, in particular to an air-blowing scraper for a mobile disc filter. Background Art

[0002] Mobile disc filter is a filter that uses filter cloth or filter screen as the medium, arranges the slurry horizontally on the filter medium, and fully utilizes the slurry gravity and vacuum suction to achieve solid-liquid separation. It has the characteristics of high degree of automation, fast filtration speed, and convenient process, and is therefore preferred by many industries.

[0003] During the production and operation of the mobile disc filter, due to the special properties of the material, the scraping effect of using an ordinary scraper on the surface of the filter cloth on the outside of the roller is not ideal, and the scraper is in contact and friction with the filter cloth for a long time, which will not only damage the filter cloth, but also cause certain wear on the scraper itself, which not only causes huge waste in production and threatens the smooth progress of the system production, but also causes huge economic losses. Based on the above problems, we provide an air-blowing scraper for a mobile disc filter to solve the above-mentioned problems. Summary of the invention

[0004] The purpose of the present invention is to provide a subject matter to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] An air-blowing scraper for a mobile disc filter comprises an air pipe and a fixed seat, one end of the air pipe is provided with a connecting flange, a ball valve is connected to the connecting flange, a plurality of strip-shaped air holes are opened on the air pipe, and shielding components are provided on the strip-shaped air holes;

[0007] Both ends of the air pipe are provided with bearings, the inner ring of the bearing is fixedly connected to the air pipe, both sides of the outer rings of the two bearings are fixedly connected to fixed frames, the two rotating seats are arranged below the bearings, one side of the upper end surface of the fixed seat is fixedly connected to a U-shaped plate, the two vertical rods of the U-shaped plate are both inserted into the fixed frame, and the two vertical rods of the U-shaped plate are provided with fixing components for fixing with the fixed frame;

[0008] A mounting plate is fixedly connected to one side of the lower end surface of the fixing seat away from the U-shaped plate, and an adjusting component for adjusting the blowing angle of the strip-shaped blowing holes on the air pipe is also provided on the fixing seat.

[0009] As a further solution of the present invention: the shielding assembly includes a limiting ring, a fixed baffle ring is fixedly connected to the middle position of the inner side of the limiting ring, the limiting ring is fixedly connected to the air pipe through the fixed baffle ring, the limiting ring and the strip blowing holes are alternately arranged, the air pipe is located between the two fixed baffle rings and is penetrated by a shielding tube, the shielding tube is limited by the limiting ring, and the shielding tube is arranged close to the air pipe, and a rectangular hole is opened on the shielding tube.

[0010] As a further solution of the present invention: the fixing component includes installation grooves, and the installation grooves are both opened on the opposite side of the two vertical rods of the U-shaped plate. The two installation grooves are slidably connected with strip clamps for clamping the fixing frame, and fixing springs are installed between the strip clamps and the inner end faces of the installation grooves.

[0011] As a further solution of the present invention: the adjusting assembly includes a worm gear, which is fixedly connected to one end of the air pipe away from the ball valve, and two rotating seats are fixedly connected to the upper end surface of the fixed seat below the worm gear, a rotating rod is rotatably connected between the two rotating seats, a worm is fixedly connected to the middle position of the rotating rod, the worm is meshed with the worm wheel, and one end of the rotating rod passes through one end of the rotating seat and is fixedly connected to a rotating handle.

[0012] As a further solution of the present invention: the adjusting component also includes a gear, which is fixedly connected to one end of the air pipe away from the ball valve, a hollow block is fixedly connected to the middle of the upper end surface of the fixed seat below the gear, a sliding block is slidably connected inside the hollow block, a plurality of fixed teeth are provided on the upper end surface of the sliding block, pressure plates are provided at both ends of the sliding block, and a fastening spring is fixedly connected between the lower end surface of the sliding block and the lower end surface inside the hollow block.

[0013] As a further solution of the present invention: the upper end surface of the pressing plate is provided with a strip-shaped anti-slip pattern.

[0014] As a further solution of the present invention: the width of the strip-shaped blowing holes is 1-2 mm.

[0015] As a further solution of the present invention: the length and width of the rectangular hole are both greater than the length and width of the strip-shaped blowing hole.

[0016] As a further solution of the present invention: the mounting plates are all provided with mounting holes.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. The present invention can scrape the material on the surface of the filter cloth by air blowing, avoiding the threat to production operation caused by untimely scraping of materials, and the air pipe does not contact the filter cloth during the material scraping process, effectively avoiding the generation of wear; at the same time, it improves the material processing efficiency, avoids production waste and economic losses. Moreover, the overall structure is simple, easy to install, disassemble, repair and replace.

[0019] 2. The present invention can adjust the size of each strip-shaped air blowing hole by means of the setting of the limiting ring and the shielding cylinder, so that when in use, the shielding cylinder can be rotated to shield the strip-shaped air blowing holes, so that when in use, the size of the air blowing can be adjusted according to the material conditions to obtain the best air volume. At the same time, the rotating shielding cylinder can also completely block the strip-shaped air blowing holes, so that when in use, the unused strip-shaped air blowing holes can be closed according to the material distribution conditions, thereby reducing the waste of air source and saving energy.

[0020] 3. The present invention can adjust the blowing angle of the air pipe by setting an adjustment component, so that when in use, the air pipe can be rotated as needed to change the blowing angle of the strip-shaped blowing hole, so that when in use, the optimal blowing angle can be rotated according to the material conditions, thereby improving the material scraping effect and improving work efficiency.

[0021] 4. The present invention can facilitate the disassembly of the air pipe by providing the installation groove, the fixing spring and the strip clamp. During disassembly, the strip clamp is pressed into the installation groove to make the oblique hook on the strip clamp detach from the fixing frame, and then the fixing frame is pulled out to complete the disassembly of the air pipe. It is very convenient and easy to replace and repair the air pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the present invention.

[0023] Figure 2 It is a schematic diagram of the structure of the regulating component in the present invention.

[0024] Figure 3 It is a schematic diagram of the structure of the strip-shaped blowing hole in the present invention.

[0025] Figure 4 It is a schematic diagram of the disassembled structure of the shielding tube and the limiting ring in the present invention.

[0026] Figure 5 It is a schematic diagram of the disassembled structure of the fixed component in the present invention.

[0027] Figure 6 It is a schematic diagram of a local enlarged structure in the present invention.

[0028] Figure 7 This is a schematic diagram of the structure of Example 2 of the present invention.

[0029] Figure 8 It is a schematic diagram of the split structure of the sliding block and the hollow block in Example 2 of the present invention.

[0030] Fig. 9 It is a schematic diagram of the structure of the present invention when installed.

[0031] Among them: 1. air pipe; 2. ball valve; 3. limit ring; 4. shielding tube; 5. bearing; 6. strip blowing hole; 7. worm gear; 8. rotating rod; 9. rotating handle; 10. rotating seat; 11. worm; 12. mounting plate; 13. fixed seat; 14. U-shaped plate; 15. fixed frame; 16. fixed retaining ring; 17. rectangular hole; 18. strip clamp; 19. fixed spring; 20. mounting groove; 21. mounting hole; 22. fixed tooth; 23. sliding block; 24. hollow block; 25. fastening spring; 26. pressure plate; 27. connecting flange; 28. gear. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] Example 1

[0034] See also Figure 1-6 9. In the embodiment of the present invention, an air-blowing scraper for a mobile disc filter includes an air pipe 1 and a fixed seat 13. A connecting flange 27 is provided at one end of the air pipe 1, and a ball valve 2 is connected to the connecting flange 27. A plurality of strip-shaped air blowing holes 6 are provided on the air pipe 1, and a shielding component is provided on each of the strip-shaped air blowing holes 6. The present invention can scrape the material on the surface of the filter cloth by air blowing, so as to avoid the threat to the production operation caused by untimely scraping of the material, and the air pipe 1 does not contact the filter cloth during the material scraping process, so as to effectively avoid the generation of wear. At the same time, the material processing efficiency is improved, and production waste and economic losses are avoided. Moreover, the overall structure is simple, and it is easy to install, disassemble, repair and replace.

[0035] The shielding assembly includes a limiting ring 3, a fixed retaining ring 16 is fixedly connected to the middle position of the inner side of the limiting ring 3, the limiting ring 3 is fixedly connected to the air pipe 1 through the fixed retaining ring 16, the limiting ring 3 and the strip-shaped air blowing hole 6 are alternately arranged, the air pipe 1 is located between the two fixed retaining rings 16 and is penetrated by a shielding tube 4, the shielding tube 4 is limited by the limiting ring 3, and the shielding tube 4 is arranged close to the air pipe 1, and a rectangular hole 17 is opened on the shielding tube 4; the width of the strip air blowing hole 6 is 1-2mm; the length and width of the rectangular hole 17 are both Greater than the length and width of the strip-shaped air blowing hole 6; the present invention can adjust the size of each strip-shaped air blowing hole 6 by setting a limit ring 3 and a shielding cylinder 4, so that when in use, the shielding cylinder 4 can be rotated to shield the strip-shaped air blowing hole 6, so that when in use, the size of the blowing can be adjusted according to the material conditions to obtain the best blowing air volume, and at the same time, the rotating shielding cylinder 4 can also completely block the strip-shaped air blowing holes 6, so that when in use, the unused strip-shaped air blowing holes 6 can be closed according to the material distribution conditions, thereby reducing the waste of air source and saving energy.

[0036] Both ends of the air pipe 1 are provided with bearings 5, the inner ring of the bearing 5 is fixedly connected to the air pipe 1, and both sides of the outer rings of the two bearings 5 ​​are fixedly connected with fixing frames 15, and the two fixing seats 13 are arranged below the bearings 5, and one side of the upper end surface of the fixing seat 13 is fixedly connected with a U-shaped plate 14, and the two vertical rods of the U-shaped plate 14 are both inserted into the fixing frame 15, and the two vertical rods of the U-shaped plate 14 are provided with fixing components for fixing with the fixing frame 15; the fixing components include mounting grooves 20, and the mounting grooves 20 are opened on the opposite side of the two vertical rods of the U-shaped plate 14 , the two mounting grooves 20 are both slidably connected with a strip clamp 18 for clamping the fixing frame 15, and a fixing spring 19 is installed between the strip clamp 18 and the inner end surface of the mounting groove 20; the present invention can facilitate the disassembly of the air pipe 1 by setting the mounting groove 20, the fixing spring 19 and the strip clamp 18. During disassembly, the strip clamp 18 is pressed into the mounting groove 20 to make the oblique hook on the strip clamp 18 detach from the fixing frame 15, and then the fixing frame 15 is pulled out to complete the disassembly of the air pipe 1, which is very convenient and easy to replace and repair the air pipe 1.

[0037] The lower end surface of the fixed seat 13 is fixedly connected to the side of the U-shaped plate 14, and the fixed seat 13 is also provided with an adjustment component for adjusting the blowing angle of the strip blowing hole 6 on the air pipe 1; the adjustment component includes a worm gear 7, and the worm gear 7 is fixedly connected to the end of the air pipe 1 away from the ball valve 2, and two rotating seats 10 are fixedly connected to the upper end surface of the fixed seat 13 below the worm gear 7, and a rotating rod 8 is rotatably connected between the two rotating seats 10, and a worm 11 is fixedly connected to the middle position of the rotating rod 8, and the worm 11 is meshed with the worm gear 7, and one end of the rotating rod 8 passes through one end of the rotating seat 10 and is fixedly connected to a rotating handle 9; the mounting plate 12 is provided with mounting holes 21.

[0038] When the blowing direction of the strip-shaped blowing hole 6 needs to be adjusted, the rotating rod 8 can be rotated to drive the worm 11 to rotate, and the rotation of the worm 11 drives the worm wheel 7 to rotate, thereby driving the air pipe 1 to rotate to adjust the blowing angle of the strip-shaped blowing hole 6, so that the scraping effect is better.

[0039] Example 2

[0040] See also Figure 7-8 , which is different from the first embodiment, in that: the regulating assembly further comprises a gear 28, the gear 28 is fixedly connected to the end of the air pipe 1 away from the ball valve 2, a hollow block 24 is fixedly connected to the middle of the upper end surface of the fixed seat 13 below the gear 28, a sliding block 23 is slidably connected inside the hollow block 24, a plurality of fixed teeth 22 are arranged on the upper end surface of the sliding block 23, a pressing plate 26 is arranged at both ends of the sliding block 23, a fastening spring 25 is fixedly connected between the lower end surface of the sliding block 23 and the lower end surface inside the hollow block 24; the pressing plate 26 The upper end surfaces are all provided with strip-shaped anti-slip patterns; when the blowing direction of the strip-shaped blowing hole 6 needs to be adjusted, the two pressing plates 26 are pressed to press the sliding block 23 into the hollow block 24, so that the fixed teeth 22 are disengaged from the gear 28, and then the air pipe 1 is rotated to adjust the blowing direction of the strip-shaped blowing hole 6. After the adjustment is completed, the pressing plate 26 is released, and the fixed teeth 22 re-secure the gear 28 to achieve fixation, so that when in use, the optimal blowing angle can be rotated according to the material conditions, thereby improving the material scraping effect and improving work efficiency.

[0041] The working principle of the present invention is as follows: two scrapers are installed at the mounting position on the frame of the present invention. When in use, the ball valve 2 is first connected to an external air source, and the gas enters the air pipe 1 through the ball valve 2 and is ejected from the strip-shaped air blowing hole 6 to scrape the material on the filter cloth. The set limit ring 3 and shielding cylinder 4 can adjust the size of each strip-shaped air blowing hole 6 individually. When in use, the shielding cylinder 4 can be rotated to shield the strip-shaped air blowing hole 6 to change the width of the strip-shaped air blowing hole 6, so that the size of the air blowing can be adjusted according to the material situation when in use to obtain the best air volume. At the same time, the rotating shielding cylinder 4 can also completely block the strip-shaped air blowing hole 6, so that when in use, the use can be adjusted according to the material distribution situation. The strip blowing holes 6 that are not reached are closed, thereby reducing the waste of air source. At the same time, the adjusting component can adjust the blowing angle of the air pipe 1, so that when in use, the air pipe 1 can be rotated as needed to change the blowing angle of the strip blowing holes 6. When the air pipe 1 needs to be disassembled and replaced, the strip clamp 18 can be pressed into the mounting groove 20 to make the oblique hook on the strip clamp 18 disengage from the fixing frame 15, and then the fixing frame 15 can be pulled out to complete the disassembly of the air pipe 1, which is very convenient and easy to replace and repair the air pipe 1. At the same time, in addition to setting two mounting positions on the frame when in use, the present invention can also set more than three mounting positions on the frame to achieve the best scraping effect.

[0042] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Although this specification is described in accordance with the implementation modes, not every implementation mode includes only one technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An air-blowing scraper for a mobile disc filter, comprising an air pipe (1) and a fixing seat (13), wherein one end of the air pipe (1) is provided with a connecting flange (27), and a ball valve (2) is connected to the connecting flange (27), characterized in that: The air pipe (1) is provided with a plurality of strip-shaped air blowing holes (6), and each of the strip-shaped air blowing holes (6) is provided with a shielding component; Both ends of the air pipe (1) are provided with bearings (5), the inner ring of the bearing (5) is fixedly connected to the air pipe (1), both sides of the outer rings of the two bearings (5) are fixedly connected to fixed frames (15), the two fixing seats (13) are arranged below the bearings (5), one side of the upper end surface of the fixing seat (13) is fixedly connected to a U-shaped plate (14), the two vertical rods of the U-shaped plate (14) are inserted into the fixing frame (15), and the two vertical rods of the U-shaped plate (14) are provided with fixing components for fixing to the fixing frame (15); The lower end surface of the fixing seat (13) is fixedly connected to a mounting plate (12) on one side away from the U-shaped plate (14), and the fixing seat (13) is also provided with an adjustment component for adjusting the blowing angle of the strip-shaped blowing hole (6) on the air pipe (1); The regulating assembly comprises a worm wheel (7), the worm wheel (7) being fixedly connected to one end of the air pipe (1) away from the ball valve (2), the upper end surface of a fixed seat (13) below the worm wheel (7) being fixedly connected to two rotating seats (10), a rotating rod (8) being rotatably connected between the two rotating seats (10), a worm (11) being fixedly connected at the middle position of the rotating rod (8), the worm (11) being meshed with the worm wheel (7), one end of the rotating rod (8) passing through one end of the rotating seat (10) being fixedly connected to a rotating handle (9); The regulating assembly further comprises a gear (28), wherein the gear (28) is fixedly connected to an end of the air pipe (1) away from the ball valve (2), a hollow block (24) is fixedly connected to the middle of the upper end surface of the fixed seat (13) below the gear (28), a sliding block (23) is slidably connected inside the hollow block (24), a plurality of fixed teeth (22) are provided on the upper end surface of the sliding block (23), pressure plates (26) are provided at both ends of the sliding block (23), and a fastening spring (25) is fixedly connected between the lower end surface of the sliding block (23) and the lower end surface inside the hollow block (24).

2. The air-blowing scraper for a mobile disc filter according to claim 1, characterized in that: The shielding assembly comprises a limiting ring (3), a fixed retaining ring (16) is fixedly connected to the middle position of the inner side of the limiting ring (3), the limiting ring (3) is fixedly connected to the air pipe (1) through the fixed retaining ring (16), the limiting ring (3) and the strip-shaped blowing holes (6) are arranged alternately, and a shielding tube (4) is passed through the position of the air pipe (1) between the two fixed retaining rings (16), the shielding tube (4) is limited by the limiting ring (3), and the shielding tube (4) is arranged closely to the air pipe (1), and a rectangular hole (17) is opened on the shielding tube (4).

3. The air-blowing scraper for a mobile disc filter according to claim 1, characterized in that: The fixing assembly comprises a mounting groove (20), wherein the mounting grooves (20) are both arranged on opposite sides of the two vertical rods of the U-shaped plate (14), and strip clamps (18) for clamping the fixing frame (15) are both slidably connected in the two mounting grooves (20), and fixing springs (19) are both installed between the strip clamps (18) and the inner end surfaces of the mounting grooves (20).

4. The air-blowing scraper for a mobile disc filter according to claim 1, characterized in that: The upper end surfaces of the pressing plates (26) are provided with strip-shaped anti-slip patterns.

5. The air-blowing scraper for a mobile disc filter according to claim 1, characterized in that: The width of the strip-shaped blowing holes (6) is 1-2 mm.

6. The air-blowing scraper for a mobile disc filter according to claim 2, characterized in that: The length and width of the rectangular hole (17) are both greater than the length and width of the strip-shaped blowing hole (6).

7. The air-blowing scraper for a mobile disc filter according to claim 1, characterized in that: The mounting plates (12) are each provided with mounting holes (21).

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