Evenly-stressed top plate pressing device for high-pressure filter press

Abstract

The top plate pressing device comprises a machine frame, sliding rails are installed on the two sides of the machine frame, a plurality of filter plates are arranged in the machine frame, the two ends of each filter plate are installed on the two sliding rails in a sliding mode respectively, and the two ends of each filter plate are arranged on the two sliding rails in a sliding mode respectively. A pressing top plate is arranged at the position, located on the side face of the end filtering plate, of the inner wall of the rack, the pressing top plate is arranged in the rack in a sliding mode, a driving air cylinder is installed on one side of the rack, and the pressing top plate is fixedly connected with the end of a piston rod of the driving air cylinder through an installation assembly. By arranging the sliding rails, the filter plate, the pressing top plate, the driving air cylinder and the mounting mechanism, the driving air cylinder is matched with the pressing top plate and the filter plate, and the driving air cylinder drives the pressing top plate to extrude the filter plate, so that the work of filtering and dewatering can be effectively realized; and meanwhile, the pressing top plate and the driving air cylinder can be conveniently disassembled and assembled through the mounting mechanism, and follow-up replacement and maintenance work can be conveniently carried out.

Description

Technical Field

[0001] The utility model relates to the technical field of high-pressure filter presses, and specifically relates to a top plate pressing device for a high-pressure filter press with uniform stress. Background Technique

[0002] A filter press is a mechanical device that uses a special filtering medium to apply a certain pressure to an object to allow liquid to dialyze out. It is a commonly used solid-liquid separation device and is widely used in industries such as chemical engineering, pharmaceuticals, metallurgy, dyes, food, brewing, ceramics, and environmental protection.

[0003] The top of the existing filter press is not convenient for disassembly and installation, and during the filtration and separation process, the surface of the top plate is prone to wear due to particle friction and is likely to adhere to sticky impurities, requiring staff to clean it repeatedly, which is rather troublesome and cumbersome. Summary of the Invention

[0004] To solve the defects existing in the prior art, the utility model provides a top plate pressing device for a high-pressure filter press with uniform stress.

[0005] To solve the above technical problems, the utility model provides the following technical solutions:

[0006] A top plate pressing device for a high-pressure filter press with uniform stress of the utility model includes a frame. Sliding rails are installed on both sides of the frame, and a plurality of filter plates are arranged inside the frame. Both ends of the filter plates are slidably installed on the two sliding rails respectively. A pressing top plate is provided on the inner wall of the frame on the side of the end filter plate. The pressing top plate is slidably arranged inside the frame, and a driving cylinder is installed on one side of the frame. The pressing top plate is fixedly connected to the end of the piston rod of the driving cylinder through an installation component.

[0007] In the above solution, it should be noted that the driving cylinder is electrically connected to an external controller through an external power supply.

[0008] As a preferred technical solution of the utility model, sliding sleeves are fixedly installed on both sides of the pressing top plate, and the sliding sleeves are sleeved on the frame.

[0009] As a preferred technical solution of the utility model, a protective cloth is provided on the side of the pressing top plate close to the filter plate. Winding rollers for winding and fixing the protective cloth are rotatably provided on both the upper and lower sides of the pressing top plate, and an adjusting component for adjusting the rotation of the winding rollers is provided on the pressing top plate.

[0010] As a preferred technical solution of the utility model, the adjusting component includes a worm with a handle rotatably installed on the side of the pressing top plate, and a worm gear meshing with the worm is fixed to the end of the winding roller.

[0011] As a preferred technical solution of the present utility model, the installation assembly includes a connection block fixed to the end of the piston rod of the driving cylinder and an installation bracket fixed to the side of the pressing top plate. An installation groove is formed in the connection block, and a spring is fixed inside the installation groove. The other end of the spring is fixed with a clamping block, and a clamping groove for the clamping block to be inserted into is formed in the installation bracket.

[0012] As a preferred technical solution of the present utility model, a telescopic rod is arranged inside the spring, and both ends of the telescopic rod are respectively and fixedly installed on the inner wall of the installation groove and the clamping block.

[0013] As a preferred technical solution of the present utility model, a bidirectional threaded rod and a sliding rod are arranged on the top of the installation bracket. The bidirectional threaded rod is rotatably arranged on the installation bracket, and a turning handle is fixed to the end. The sliding rod is fixedly installed on the surface of the installation bracket. Unlocking rods that are used in cooperation with the clamping block are threadedly installed on both threads of the bidirectional threaded rod, and both unlocking rods are slidably arranged on the outer surface of the sliding rod.

[0014] The beneficial effects of the present utility model are as follows:

[0015] 1. For this top plate pressing device for a high-pressure filter press with uniform force, by setting a slide rail, a filter plate, a pressing top plate, a driving cylinder and an installation mechanism, and using the cooperation of the driving cylinder, the pressing top plate and the filter plate, the driving cylinder drives the pressing top plate to extrude the filter plate, which can effectively realize the work of filtration and dehydration. At the same time, the installation mechanism can facilitate the disassembly and installation between the pressing top plate and the driving cylinder, which is convenient for subsequent replacement and maintenance work.

[0016] 2. For this top plate pressing device for a high-pressure filter press with uniform force, by setting a winding roller, a protective cloth and an adjusting mechanism, the protective cloth can prevent impurity particles or viscous residues from remaining on the surface of the pressing top plate, avoiding affecting subsequent work, and at the same time playing a certain protective role for the pressing top plate, improving durability. Using the adjusting mechanism can make the winding roller rotate to adjust the winding and unwinding of the protective cloth, and can directly realize the replacement of the protective cloth, without the need for staff to repeatedly clean or replace, improving efficiency.

[0017] 3. For this top plate pressing device for a high-pressure filter press with uniform force, by setting a bidirectional threaded rod, a sliding rod and an unlocking rod, the rotation of the bidirectional threaded rod in cooperation with the sliding rod can drive the unlocking rods to move relative to each other or in opposite directions. The relative movement of the two unlocking rods can push the clamping block to move, so that the clamping block disengages from the clamping groove, thereby being able to synchronously unlock multiple clamping blocks, facilitating disassembly and further improving the convenience of operation. Description of the Drawings

[0018] The accompanying drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model and do not constitute a limitation to the present utility model. In the drawings:

[0019] Figure 1 is a schematic structural diagram of a top plate pressing device for a high-pressure filter press with uniform force in the present utility model;

[0020] Figure 2 is a schematic structural diagram of a protective cloth of a top plate pressing device for a high-pressure filter press with uniform force in the present utility model;

[0021] Figure 3 is a schematic structural diagram of a pressing top plate of a top plate pressing device for a high-pressure filter press with uniform force in the present utility model;

[0022] Figure 4 is a schematic cross-sectional structural diagram of a mounting rack and a connecting block of a top plate pressing device for a high-pressure filter press with uniform force in the present utility model.

[0023] In the figure: 1, frame; 2, slide rail; 3, filter plate; 4, driving cylinder; 5, pressing top plate; 6, sliding sleeve; 7, protective cloth; 8, winding roller; 9, worm gear; 10, worm; 11, mounting rack; 12, connecting block; 13, spring; 14, telescopic rod; 15, clamping block; 16, unlocking rod; 17, bidirectional threaded rod; 18, slide rod. Specific embodiments

[0024] The following is a description of the preferred embodiments of the present utility model with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present utility model and are not used to limit the present utility model.

[0025] Embodiment: As Figure 1 , Figure 2 , Figure 3 and Figure 4 shown, a top plate pressing device for a high-pressure filter press with uniform force in the present utility model includes a frame 1. Slide rails 2 are installed on both sides of the frame 1, and a plurality of filter plates 3 are arranged inside the frame 1. Both ends of the filter plates 3 are slidably installed on the two slide rails 2 respectively. A pressing top plate 5 is provided on the inner wall of the frame 1 at the side of the end filter plate 3. The pressing top plate 5 is slidably arranged inside the frame 1, and a driving cylinder 4 is installed on one side of the frame 1. The pressing top plate 5 is fixedly connected to the end of the piston rod of the driving cylinder 4 through a mounting component;

[0026] By setting the slide rail 2, the filter plate 3, the pressing top plate 5, the driving cylinder 4 and the mounting mechanism, and using the cooperation of the driving cylinder 4, the pressing top plate 5 and the filter plate 3, the driving cylinder 4 drives the pressing top plate 5 to extrude the filter plate 3, which can effectively realize the work of filtering and dewatering. At the same time, the mounting mechanism can facilitate the disassembly and installation between the pressing top plate 5 and the driving cylinder 4, facilitating the subsequent replacement and maintenance work.

[0027] Among them, sliding sleeves 6 are fixedly installed on both sides of the pressing top plate 5, and the sliding sleeves 6 are slidably sleeved on the frame 1;

[0028] By setting the sliding sleeves 6, the sliding sleeves 6 play a certain supporting and guiding role for the pressing top plate 5, reducing the pressure generated by the pressing top plate 5 on the driving cylinder 4, improving durability, and at the same time facilitating the installation and disassembly work.

[0029] Among them, a protective cloth 7 is provided on one side of the pressing top plate 5 close to the filter plate 3. Winding rollers 8 for winding and fixing the protective cloth 7 are rotatably provided on both the upper and lower sides of the pressing top plate 5, and an adjusting assembly for rotating and adjusting the winding rollers 8 is provided on the pressing top plate 5;

[0030] By setting the winding rollers 8, the protective cloth 7 and the adjusting mechanism, the protective cloth 7 can prevent impurity particles or viscous residues, etc. from remaining on the surface of the pressing top plate 5, avoiding affecting the subsequent work, and at the same time playing a certain protective role for the pressing top plate 5, improving durability. Using the adjusting mechanism can make the winding rollers 8 rotate to adjust the winding and unwinding of the protective cloth 7, and can directly realize the replacement of the protective cloth 7, without the need for staff to repeatedly clean or replace, improving efficiency.

[0031] Among them, the adjusting assembly includes a worm 10 with a handle rotatably installed on the side of the pressing top plate 5, and a worm gear 9 meshing with the worm 10 is fixed at the end of the winding roller 8;

[0032] By setting the worm gear 9 and the worm 10, turning the handle drives the worm 10 to rotate, and the worm 10 rotates to drive the worm gear 9 to rotate, which can realize the rotation of the winding roller 8 and the winding and unwinding work of the protective cloth 7.

[0033] Among them, the mounting assembly includes a connecting block 12 fixed to the end of the piston rod of the driving cylinder 4 and a mounting frame 11 fixed to the side of the pressing top plate 5. An installation groove is formed in the connecting block 12, a spring 13 is fixed inside the installation groove, the other end of the spring 13 is fixed with a clamping block 15, and a clamping groove for the clamping block 15 to be inserted into is formed in the mounting frame 11;

[0034] By providing the connecting block 12, the mounting frame 11, the spring 13 and the clamping block 15, the elasticity of the spring 13 can be used to drive the clamping block 15 to be clamped into the inside of the clamping slot, so that the mounting frame 11 and the connecting block 12 can be fixed, thereby realizing the installation of the driving cylinder 4 and the clamping top plate 5. The clamping block 15 is pressed to disengage the clamping block 15 from the clamping slot, and the fixing of the mounting frame 11 and the connecting block 12 is released, so that the clamping top plate 5 can be disassembled and installed, thereby improving the convenience of work.

[0035] The spring 13 is provided with a telescopic rod 14, and the two ends of the telescopic rod 14 are respectively fixedly mounted on the inner wall of the mounting groove and the clamping block 15;

[0036] By providing the telescopic rod 14, the telescopic rod 14 can be used to support and guide the spring 13 and the block 15, thereby preventing the spring 13 and the block 15 from deflecting or shaking during movement.

[0037] Among them, a bidirectional threaded rod 17 and a slide rod 18 are provided on the top of the mounting frame 11. The bidirectional threaded rod 17 is rotatably arranged on the mounting frame 11 and a turning handle is fixed at the end thereof. The slide rod 18 is fixedly installed on the surface of the mounting frame 11. Unlocking rods 16 used in conjunction with the clamping block 15 are threadedly installed on the two threads of the bidirectional threaded rod 17. The two unlocking rods 16 are slidably arranged on the outer surface of the slide rod 18.

[0038] By setting a bidirectional threaded rod 17, a sliding rod 18 and an unlocking rod 16, the rotation of the bidirectional threaded rod 17 and the sliding rod 18 can drive the unlocking rod 16 to move relative to or in the opposite direction. The relative movement of the two unlocking rods 16 can push the block 15 to move, so that the block 15 is disengaged from the slot, thereby simultaneously releasing the lock of multiple blocks 15, facilitating disassembly, and further improving the convenience of operation.

[0039] During operation, the driving cylinder 4 is controlled to be turned on, and the driving cylinder 4 drives the pressing top plate 5 to squeeze the filter plate 3, which can effectively realize the work of filtering and dehydration. After the filtration is completed, the worm 10 is driven to rotate by turning the handle, and the rotation of the worm 10 drives the worm wheel 9 to rotate, which can realize the rotation of the winding roller 8 and the retraction and replacement of the protective cloth 7, thereby preventing foreign particles or sticky residues from remaining on the surface of the pressing top plate 5 to avoid affecting the subsequent work.

[0040] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A top plate pressing device for a high-pressure filter press with uniform force, characterized in that: The invention comprises a frame (1), slide rails (2) are installed on both sides of the frame (1), and a plurality of filter plates (3) are arranged inside the frame (1), and the two ends of the filter plates (3) are respectively slidably installed on the two slide rails (2), and the inner wall of the frame (1) is provided with a clamping top plate (5) on the side of the end filter plate (3), and the clamping top plate (5) is slidably arranged inside the frame (1), and a driving cylinder (4) is installed on one side of the frame (1), and the clamping top plate (5) is fixedly connected to the end of the piston rod of the driving cylinder (4) through a mounting assembly.

2. A top plate pressing device for a high-pressure filter press with uniform force according to claim 1, characterized in that: Sliding sleeves (6) are fixedly mounted on both sides of the pressing top plate (5), and the sliding sleeves (6) are arranged on the frame (1).

3. The top plate clamping device for a high-pressure filter press with uniform force according to claim 1, characterized in that: A protective cloth (7) is provided on one side of the pressing top plate (5) close to the filter plate (3), winding rollers (8) for winding and fixing the protective cloth (7) are rotatably provided on both the upper and lower sides of the pressing top plate (5), and an adjustment component for rotationally adjusting the winding rollers (8) is provided on the pressing top plate (5).

4. The top plate pressing device for a high-pressure filter press with uniform force according to claim 3, characterized in that: The adjustment assembly comprises a worm (10) having a handle rotatably mounted on the side of the pressing top plate (5), and a worm wheel (9) meshing with the worm (10) is fixed to the end of the winding roller (8).

5. The top plate pressing device for a high-pressure filter press with uniform force according to claim 1, characterized in that: The mounting assembly comprises a connecting block (12) fixed to the end of a piston rod of a driving cylinder (4), and a mounting frame (11) fixed to the side of a pressing top plate (5); the connecting block (12) is provided with a mounting groove and a spring (13) is fixed inside the mounting groove; a clamping block (15) is fixed to the other end of the spring (13); and the mounting frame (11) is provided with a clamping groove for the clamping block (15) to be clamped into.

6. The top plate pressing device for a high-pressure filter press with uniform force according to claim 5, characterized in that: A telescopic rod (14) is provided inside the spring (13), and two ends of the telescopic rod (14) are respectively fixedly mounted on the inner wall of the mounting groove and the clamping block (15).

7. The top plate clamping device for a high-pressure filter press with uniform force according to claim 5, characterized in that: A bidirectional threaded rod (17) and a slide rod (18) are provided at the top of the mounting frame (11); the bidirectional threaded rod (17) is rotatably mounted on the mounting frame (11) and a turning handle is fixed at the end thereof; the slide rod (18) is fixedly mounted on the surface of the mounting frame (11); unlocking rods (16) for use with the clamping block (15) are threadedly mounted on both thread sections of the bidirectional threaded rod (17); and the two unlocking rods (16) are slidably mounted on the outer surface of the slide rod (18).

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