Filter cloth cleaning and mud cake scraping dual-purpose device for plate-and-frame filter press

Abstract

The utility model relates to the field of plate-and-frame filter presses, in particular to a filter cloth cleaning and mud cake scraping dual-purpose device for a plate-and-frame filter press. The technical problems are as follows: two groups of high-pressure water flows are adopted to wash the two sides of filter cloth, sewage generated during cleaning directly flows down and is mixed with a mud cake to generate mud, and the difficulty and complexity of treating the mud cake are increased; according to the technical scheme, the filter cloth cleaning and mud cake scraping dual-purpose device for the plate-and-frame filter press comprises a cleaning assembly and a pollution discharge assembly; compared with the prior art that two groups of high-pressure water flows are adopted to wash the two sides of the filter cloth, sewage generated during cleaning directly flows down and can be mixed with a mud cake to generate mud, and the difficulty and complexity of treating the mud cake are increased, the device has the advantages that the device is provided with a negative-pressure water absorption structure; sewage generated when the filter cloth is cleaned can be independently stored, and the sewage is prevented from being mixed with a mud cake, so that the complexity and difficulty of subsequent treatment are reduced, and the labor cost is saved.

Description

Technical Field

[0001] The utility model relates to the field of plate-frame filter presses, in particular to a dual-purpose device for plate-frame filter presses, which can be used for both cleaning filter cloth and scraping mud cakes. Background Art

[0002] Plate and frame filter press is a commonly used separation equipment, which can be used in the process of solid-liquid separation; it consists of a series of sieve plates and frames, and the sieve plates are covered with filter cloth or filter screen; when we inject the suspension into the plate and frame filter press, the solid particles will be blocked on the filter cloth or filter screen, while the liquid will flow out through the filter cloth or filter screen; plate and frame filter press is suitable for many industries and applications, such as chemical, pharmaceutical, environmental protection, etc.; in the chemical industry, plate and frame filter press is often used in solid-liquid separation and solvent recovery processes; in the pharmaceutical industry, plate and frame filter press can be used to separate solid particles and solutions in drugs; in the field of environmental protection, plate and frame filter press can be used to treat wastewater and waste to achieve the purpose of environmental protection; the working principle of plate and frame filter press is very simple; first, we inject the suspension into the plate and frame filter press filter; then, by applying pressure, the solid particles are blocked on the filter cloth or filter screen, and the liquid flows out; when the solid particles accumulate on the filter cloth or filter screen, we can open the plate and frame filter press, remove the solid particles from the filter cloth or filter screen, and clean the filter cloth or filter screen; the plate and frame filter press has many advantages; first, it has a good separation effect and can effectively separate solids and liquids; second, the plate and frame filter press is easy to operate and maintain; finally, it can be modified according to process requirements to meet different production needs; when cleaning the filter cloth of the plate and frame filter press, two sets of high-pressure water flow are used to flush both sides of the filter cloth, and the sewage generated during cleaning flows directly down and will mix with the mud cake to produce mud, which increases the difficulty and complexity of mud cake treatment. Utility Model Content

[0003] In order to overcome the problem that when cleaning the filter cloth of the plate and frame filter press, two sets of high-pressure water flow are used to flush both sides of the filter cloth. The sewage generated during cleaning flows directly down and mixes with the mud cake to produce mud, which increases the difficulty and complexity of mud cake treatment.

[0004] The technical solution of the utility model is: a dual-purpose device for plate and frame filter press for both filter cloth cleaning and mud cake scraping, comprising a support frame, a mounting bracket, a traveling assembly, an adjusting assembly, a lifting assembly, a scraping assembly, a cleaning assembly and a sewage discharge assembly, wherein the mounting bracket is arranged above the support frame, the support frame is arranged above the filter press body, the traveling assembly is arranged at one side of the support frame, the traveling assembly is connected to the mounting bracket, the adjusting assembly is arranged above the mounting bracket, the lifting assembly is arranged below the mounting bracket, the lifting assembly is connected to the mounting assembly, the scraping assembly is arranged on the bottom surface of the lifting assembly, the cleaning assembly is arranged at one side of the scraping assembly, and the sewage discharge assembly is arranged at one side of the cleaning assembly.

[0005] Preferably, by setting up a mounting bracket, the adjusting component, lifting component, scraping component, cleaning component and sewage discharge component can be supported and fixed, by setting up a traveling component, the mounting bracket can be driven to move, by setting up an adjusting component, the size of the lifting component can be adjusted, by setting up a lifting component, the scraping component, cleaning component and sewage discharge component can be driven to rise and fall, by setting up a scraping component, the mud cake can be scraped, by setting up a cleaning component, the filter cloth can be cleaned, and by setting up a sewage discharge component, the sewage generated by the cleaning component can be discharged.

[0006] Preferably, the traveling assembly includes a mounting block, a traveling motor and a traveling screw, the mounting blocks are arranged in two groups, the mounting blocks are arranged on opposite sides of the support frame, the traveling motor is arranged in two groups, the traveling motor is arranged on one side of the mounting block, the traveling screw is arranged in two groups, one end of the traveling screw is rotatably connected to the mounting block, the other end of the traveling screw is fixedly connected to the output end of the traveling motor, and the traveling screw is threadedly connected to the mounting bracket. When in use, the traveling motor and the traveling screw can be installed and fixed by setting the mounting block, and the traveling motor can be driven to rotate by setting the traveling screw, and the traveling screw is threadedly connected to the mounting bracket, so that when the traveling screw rotates, the mounting bracket is driven to move, thereby driving the adjusting assembly, the lifting assembly, the scraping assembly, the cleaning assembly and the sewage discharge assembly to move, so as to clean different filter cloths.

[0007] Preferably, the adjustment component includes an adjustment motor and an adjustment screw. The adjustment motor is arranged on one side of the mounting bracket. A limiting groove is provided on the top surface of the mounting bracket. The adjustment screw is arranged inside the limiting groove. One end of the adjustment screw is fixedly connected to the output end of the adjustment motor. Two sections of threads in opposite directions are provided on the adjustment screw. When in use, the adjustment motor can be used to drive the adjustment screw to rotate.

[0008] Preferably, the lifting assembly includes a moving block and a lifting telescopic rod, the moving block is arranged in two groups, the moving block is arranged inside the limiting groove, the moving block is threadedly connected to the adjusting screw, the lifting telescopic rod is arranged in two groups, the lifting telescopic rod is arranged below the moving block, one end of the lifting telescopic rod is fixedly connected to the moving block. When in use, the moving block is threadedly connected to the adjusting screw, and two sections of threads in opposite directions are arranged on the adjusting screw. At the same time, under the limiting effect of the limiting groove on the moving block, the adjusting screw rotates, driving the two groups of moving blocks to move in opposite directions, thereby preventing the scraper from being blocked by the plate frame of the filter press, causing structural damage.

[0009] Preferably, the scraping assembly includes a mounting plate and a scraper. The mounting plate is arranged in two groups. The other end of the lifting telescopic rod is fixedly connected to the mounting plate. The scraper is arranged in two groups. The scraper is arranged below the mounting plate. The scraper is arranged at an angle. When in use, the scraper can be installed by setting the mounting plate. By setting the scraper, the mud cake on the plate frame inside the plate and frame filter press can be scraped.

[0010] Preferably, the cleaning assembly includes a cleaning hood, a cleaning motor, a cleaning brush and a water delivery pipe. The cleaning hood is arranged above one of the two groups of mounting plates, the cleaning motor is arranged on one side of the cleaning hood, the cleaning brush is arranged inside the cleaning hood, one end of the cleaning brush is fixedly connected to the output end of the cleaning motor, and one end of the water delivery pipe is through-connected to the side wall of the cleaning hood. When in use, the cleaning motor and the cleaning brush can be installed by setting the cleaning hood, and the cleaning brush and the water delivery pipe can be sealed to prevent the water in the water delivery pipe from splashing when the cleaning brush is driven by the cleaning motor to clean the filter cloth, thereby polluting the environment.

[0011] Preferably, the sewage discharge assembly includes a sewage cover, a sewage pipe, a storage box and a negative pressure pump. The sewage cover is arranged above the other group of the two groups of mounting plates, the sewage cover is arranged on one side of the cleaning cover, one end of the sewage pipe is through-connected with the bottom end of one side of the sewage cover, the storage box is arranged on the top surface of the mounting bracket, the negative pressure pump is arranged on the top surface of the storage box, and the other end of the sewage pipe is through-connected with the storage box. When in use, by arranging the sewage cover in coordination with the cleaning cover, the cleaning brush and the water delivery pipe can be sealed to prevent sewage from splashing, and under the action of the negative pressure pump, the sewage can be sucked into the storage box, so that the mud cake can be separated from the sewage, preventing the sewage from flowing into the mud cake during cleaning, which increases the difficulty of mud cake treatment.

[0012] Beneficial effects of the utility model:

[0013] 1. Compared with the prior art, when cleaning the filter cloth of the plate and frame filter press, two sets of high-pressure water flow are used to wash both sides of the filter cloth. The sewage generated during cleaning flows directly down and mixes with the mud cake to produce mud, which increases the difficulty and complexity of mud cake treatment. The device can separately store the sewage generated when cleaning the filter cloth by setting a negative pressure water absorption structure to prevent the sewage from mixing with the mud cake, thereby reducing the complexity and difficulty of subsequent treatment and saving labor costs;

[0014] 2. The cleaning motor and the cleaning brush can be installed by setting a cleaning cover, and the cleaning brush and the conveying water pipe can be sealed to prevent the water in the conveying water pipe from splashing when the cleaning brush is driven by the cleaning motor to clean the filter cloth, thereby polluting the environment. The sewage cover can be matched with the cleaning cover to seal the cleaning brush and the conveying water pipe to prevent sewage from splashing, and the sewage can be sucked into the storage box under the action of the negative pressure pump, so that the mud cake can be separated from the sewage, preventing the sewage from flowing into the mud cake during cleaning, thereby increasing the difficulty of mud cake treatment;

[0015] 3. The moving block is connected to the adjusting screw with threads, and the adjusting screw is provided with two sections of threads in opposite directions. At the same time, under the limiting effect of the limiting groove on the moving block, the adjusting screw rotates, driving the two groups of moving blocks to move in opposite directions, thereby preventing the scraper from being blocked by the plate frame of the filter press and causing structural damage. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 Shown is a three-dimensional structural schematic diagram of a dual-purpose device for cleaning filter cloth and scraping mud cake for a plate and frame filter press of the utility model;

[0017] Figure 2 Shown is a schematic diagram of the three-dimensional structure of the side of the device for cleaning filter cloth and scraping mud cake for the plate and frame filter press of the utility model;

[0018] Figure 3 Shown for Figure 1 A schematic diagram of the enlarged structure in the middle circle;

[0019] Figure 4 The schematic diagram of the cross-sectional three-dimensional structure of the dual-purpose device for cleaning filter cloth and scraping mud cake for the plate and frame filter press of the utility model is shown;

[0020] Explanation of the accompanying drawings: 1. Support frame; 2. Mounting bracket; 3. Traveling assembly; 4. Adjusting assembly; 5. Lifting assembly; 6. Scraping assembly; 7. Cleaning assembly; 8. Sewage discharge assembly; 301. Mounting block; 302. Traveling motor; 303. Traveling screw; 401. Adjusting motor; 402. Adjusting screw; 501. Moving block; 502. Lifting telescopic rod; 601. Mounting plate; 602. Scraper; 701. Cleaning cover; 702. Cleaning motor; 703. Cleaning brush; 704. Water delivery pipe; 801. Sewage discharge cover; 802. Sewage discharge pipe; 803. Storage box; 804. Negative pressure pump. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] See also Figure 1The utility model provides an embodiment: a dual-purpose device for cleaning filter cloth and scraping mud cake for a plate and frame filter press, comprising a support frame 1, a mounting bracket 2, a traveling assembly 3, an adjusting assembly 4, a lifting assembly 5, a scraping assembly 6, a cleaning assembly 7 and a sewage discharge assembly 8, wherein the mounting bracket 2 is arranged above the supporting bracket 1, the traveling assembly 3 is arranged at one side of the supporting bracket 1, the traveling assembly 3 is connected to the mounting bracket 2, the adjusting assembly 4 is arranged above the mounting bracket 2, the lifting assembly 5 is arranged below the mounting bracket 2, the lifting assembly 5 is connected to the mounting assembly, the scraping assembly 6 is arranged on the bottom surface of the lifting assembly 5, the cleaning assembly 7 is arranged at one side of the scraping assembly 6, and the sewage discharge assembly 8 is arranged at one side of the cleaning assembly 7.

[0023] See also Figure 2-3In this embodiment, the traveling assembly 3 includes a mounting block 301, a traveling motor 302 and a traveling screw 303. The mounting block 301 is arranged in two groups, and the mounting blocks 301 are arranged on opposite sides of the support frame 1. The traveling motor 302 is arranged in two groups, and the traveling motor 302 is arranged on one side of the mounting block 301. The traveling screw 303 is arranged in two groups. One end of the traveling screw 303 is rotatably connected to the mounting block 301, and the other end of the traveling screw 303 is fixedly connected to the output end of the traveling motor 302. The traveling screw 303 is threadedly connected to the mounting bracket 2. When in use, By setting the mounting block 301, the travel motor 302 and the travel screw 303 can be installed and fixed. By setting the travel motor 302, the travel screw 303 can be driven to rotate. The travel screw 303 is threadedly connected with the mounting bracket 2, so that when the travel screw 303 rotates, the mounting bracket 2 is driven to move, so that the adjustment component 4, the lifting component 5, the scraping component 6, the cleaning component 7 and the sewage discharge component 8 can be driven to move, and different filter cloths can be cleaned. The adjustment component 4 includes an adjustment motor 401 and an adjustment screw 402. The adjustment motor 401 is set at On one side of the mounting bracket 2, a limit groove is provided on the top surface of the mounting bracket 2, an adjusting screw 402 is arranged inside the limit groove, one end of the adjusting screw 402 is fixedly connected to the output end of the adjusting motor 401, and two sections of threads in opposite directions are provided on the adjusting screw 402. When in use, the adjusting motor 401 can be used to drive the adjusting screw 402 to rotate, and the lifting component 5 includes a moving block 501 and a lifting telescopic rod 502. The moving block 501 is arranged in two groups, and the moving block 501 is arranged inside the limit groove. The moving block 501 and the adjusting screw 402 threads are connected. The lifting and telescopic rod 502 is connected in two groups, and the lifting and telescopic rod 502 is arranged below the moving block 501. One end of the lifting and telescopic rod 502 is fixedly connected to the moving block 501. When in use, the moving block 501 is threadedly connected with the adjusting screw 402, and the adjusting screw 402 is provided with two sections of threads in opposite directions. At the same time, under the limiting effect of the limiting groove on the moving block 501, the adjusting screw 402 rotates, driving the two groups of moving blocks 501 to move in opposite directions, thereby preventing the scraper 602 from being blocked by the plate frame of the filter press, causing structural damage.

[0024] See also Figure 4In this embodiment, the scraping assembly 6 includes a mounting plate 601 and a scraper 602. The mounting plate 601 is provided in two groups. The other end of the lifting telescopic rod 502 is fixedly connected to the mounting plate 601. The scraper 602 is provided in two groups. The scraper 602 is provided below the mounting plate 601. The scraper 602 is provided at an angle. When in use, the scraper 602 can be installed by providing the mounting plate 601. By providing the scraper 602, the mud cake on the plate frame inside the plate frame filter press can be scraped. The cleaning assembly 7 includes a cleaning cover 701, The cleaning motor 702, the cleaning brush 703 and the water delivery pipe 704, the cleaning cover 701 is arranged above one of the two groups of mounting plates 601, the cleaning motor 702 is arranged on one side of the cleaning cover 701, the cleaning brush 703 is arranged inside the cleaning cover 701, one end of the cleaning brush 703 is fixedly connected to the output end of the cleaning motor 702, and one end of the water delivery pipe 704 is connected to the side wall of the cleaning cover. When in use, the cleaning motor 702 and the cleaning brush 703 can be installed by setting the cleaning cover 701, and the cleaning The brush 703 and the water delivery pipe 704 are sealed to prevent the water in the water delivery pipe 704 from splashing when the cleaning brush 703 is driven by the cleaning motor 702 to clean the filter cloth, thereby polluting the environment. The sewage discharge assembly 8 includes a sewage cover 801, a sewage pipe 802, a storage box 803 and a negative pressure pump 804. The sewage cover 801 is arranged above the other group of the two mounting plates 601. The sewage cover 801 is arranged on one side of the cleaning cover. One end of the sewage pipe 802 is connected to the bottom end of one side of the sewage cover 801. The storage box 803 is connected to the bottom end of the sewage cover 801. It is arranged on the top surface of the mounting bracket 2, and the negative pressure pump 804 is arranged on the top surface of the storage box 803. The other end of the sewage pipe 802 is connected with the storage box 803. When in use, by setting the sewage cover 801 to cooperate with the cleaning cover 701, the cleaning brush 703 and the water delivery pipe 704 can be sealed to prevent sewage from splashing, and under the action of the negative pressure pump 804, the sewage can be sucked into the storage box 803, so that the mud cake can be separated from the sewage, preventing the sewage from flowing into the mud cake during cleaning, which increases the difficulty of mud cake treatment.

[0025] When working, the traveling motor 302 is used to drive the traveling screw 303 to rotate, and the traveling screw 303 is threadedly connected to the mounting bracket 2, so that when the traveling screw 303 rotates, the mounting bracket 2 is driven to move, thereby driving the adjustment component 4, the lifting component 5, the scraping component 6, the cleaning component 7 and the sewage discharge component 8 to move, so as to clean different filter cloths;

[0026] The adjusting motor 401 is used to drive the adjusting screw 402 to rotate, and the moving block 501 is threadedly connected to the adjusting screw 402, and the adjusting screw 402 is provided with two sections of threads in opposite directions. At the same time, under the limiting effect of the limiting groove on the moving block 501, the adjusting screw 402 rotates, driving the two groups of moving blocks 501 to move in opposite directions, thereby preventing the scraper 602 from being blocked by the plate frame of the filter press, resulting in structural damage;

[0027] The cleaning motor 702 and the cleaning brush 703 are installed by using the cleaning cover 701, and the cleaning brush 703 and the water delivery pipe 704 are sealed to prevent the water in the water delivery pipe 704 from splashing when the cleaning brush 703 is driven by the cleaning motor 702 to clean the filter cloth, thereby polluting the environment;

[0028] The sewage cover 801 cooperates with the cleaning cover 701 to seal the cleaning brush 703 and the water delivery pipe 704 to prevent sewage from splashing, and under the action of the negative pressure pump 804, the sewage is sucked into the storage box 803, thereby separating the mud cake from the sewage, preventing the sewage from flowing into the mud cake during cleaning, and increasing the difficulty of mud cake treatment.

[0029] Through the above steps, the adjusting component 4, the lifting component 5, the scraping component 6, the cleaning component 7 and the sewage discharge component 8 are supported and fixed by the mounting bracket 2, the traveling component 3 is used to drive the mounting bracket 2 to move, the adjusting component 4 is used to adjust the size of the lifting component 5, the lifting component 5 is used to drive the scraping component 6, the cleaning component 7 and the sewage discharge component 8 to be lifted and lowered, the scraping component 6 is used to scrape the mud cake, the cleaning component 7 is used to clean the filter cloth, and the sewage generated by the cleaning component 7 is discharged by the sewage discharge component 8.

[0030] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A device for cleaning filter cloth and scraping mud cake for a plate and frame filter press, comprising a support frame (1); characterized in that: The utility model also comprises a mounting bracket (2), a travel component (3), an adjustment component (4), a lifting component (5), a scraping component (6), a cleaning component (7) and a sewage discharge component (8); the mounting bracket (2) is arranged above the support frame (1); the travel component (3) is arranged at one side of the support frame (1); the travel component (3) is connected to the mounting bracket (2); the adjustment component (4) is arranged above the mounting bracket (2); the lifting component (5) is arranged below the mounting bracket (2); the lifting component (5) is connected to the mounting component; the scraping component (6) is arranged on the bottom surface of the lifting component (5); the cleaning component (7) is arranged at one side of the scraping component (6); and the sewage discharge component (8) is arranged at one side of the cleaning component (7).

2. The dual-purpose device for cleaning filter cloth and scraping mud cake for a plate and frame filter press according to claim 1, characterized in that: The travel assembly (3) comprises a mounting block (301), a travel motor (302) and a travel screw (303); the mounting block (301) is arranged in two groups, the mounting block (301) is arranged on two opposite sides of the support frame (1); the travel motor (302) is arranged in two groups, the travel motor (302) is arranged on one side of the mounting block (301); the travel screw (303) is arranged in two groups, one end of the travel screw (303) is rotatably connected to the mounting block (301), the other end of the travel screw (303) is fixedly connected to the output end of the travel motor (302), and the travel screw (303) is threadedly connected to the mounting bracket (2).

3. The dual-purpose device for cleaning filter cloth and scraping mud cake for a plate and frame filter press according to claim 2, characterized in that: The adjustment assembly (4) comprises an adjustment motor (401) and an adjustment screw (402); the adjustment motor (401) is arranged on one side of the mounting bracket (2); a limit groove is provided on the top surface of the mounting bracket (2); the adjustment screw (402) is arranged inside the limit groove; one end of the adjustment screw (402) is fixedly connected to the output end of the adjustment motor (401); and the adjustment screw (402) is provided with two sections of threads in opposite directions.

4. The dual-purpose device for cleaning filter cloth and scraping mud cake for a plate and frame filter press according to claim 3, characterized in that: The lifting assembly (5) comprises a moving block (501) and a lifting telescopic rod (502). The moving block (501) is arranged in two groups. The moving block (501) is arranged inside the limiting groove. The moving block (501) is threadedly connected to the adjusting screw (402). The lifting telescopic rod (502) is arranged in two groups. The lifting telescopic rod (502) is arranged below the moving block (501). One end of the lifting telescopic rod (502) is fixedly connected to the moving block (501).

5. The dual-purpose device for cleaning filter cloth and scraping mud cake for a plate and frame filter press according to claim 4, characterized in that: The scraping assembly (6) comprises a mounting plate (601) and a scraper (602); the mounting plate (601) is arranged in two groups; the other end of the lifting and telescopic rod (502) is fixedly connected to the mounting plate (601); the scraper (602) is arranged in two groups; the scraper (602) is arranged below the mounting plate (601); and the scraper (602) is arranged at an angle.

6. The dual-purpose device for cleaning filter cloth and scraping mud cake for a plate and frame filter press according to claim 5, characterized in that: The cleaning assembly (7) comprises a cleaning cover (701), a cleaning motor (702), a cleaning brush (703) and a water delivery pipe (704); the cleaning cover (701) is arranged above one of the two groups of mounting plates (601); the cleaning motor (702) is arranged on one side of the cleaning cover (701); the cleaning brush (703) is arranged inside the cleaning cover (701); one end of the cleaning brush (703) is fixedly connected to the output end of the cleaning motor (702); and one end of the water delivery pipe (704) is connected to the side wall of the cleaning cover.

7. The device for cleaning filter cloth and scraping mud cake for a plate and frame filter press according to claim 1, characterized in that: The sewage discharge assembly (8) comprises a sewage discharge cover (801), a sewage discharge pipe (802), a storage box (803) and a negative pressure pump (804). The sewage discharge cover (801) is arranged above the other of the two groups of mounting plates (601). The sewage discharge cover (801) is arranged on one side of the cleaning cover. One end of the sewage discharge pipe (802) is connected to the bottom end of one side of the sewage discharge cover (801). The storage box (803) is arranged on the top surface of the mounting bracket (2). The negative pressure pump (804) is arranged on the top surface of the storage box (803). The other end of the sewage discharge pipe (802) is connected to the storage box (803).

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