Filter plate structure for sludge treatment

Abstract

The utility model discloses a filter plate structure for sludge treatment, which comprises a filter plate main body, mounting holes are arranged at four corners inside the filter plate main body, mounting columns are movably arranged inside the mounting holes, movable through holes are arranged on the inner walls of the mounting holes, and the movable through holes are communicated with the mounting columns. Fixing boxes in one-to-one correspondence with the mounting holes are fixedly mounted on the outer surface of the filter plate main body, mounting clamping rods are arranged in the fixing boxes in a penetrating manner, fixing plates are integrally and fixedly mounted on the outer surfaces of the mounting clamping rods, and reset springs are mounted on the left sides of the fixing plates; and limiting clamping grooves in one-to-one correspondence with the mounting clamping rods are formed in the outer surface of the mounting column. According to the filter plate structure for sludge treatment, the mounting clamping rods are pulled outwards, so that the mounting clamping rods retreat from the limiting clamping grooves, the mounting columns can be taken out from the interiors of the mounting holes, and the filter cloth can be detached from the filter plate main body, so that the mounting and detaching operations between the filter plate main body and the filter cloth become simple and convenient; therefore, the blocked or damaged filter cloth can be conveniently replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of filter plates, in particular to a filter plate structure for sludge treatment. Background Art

[0002] The filter plate of the filter press is one of its important components. The filter plate mainly plays the role of increasing the area of ​​the filter chamber wall, establishing an effective space to store filter cakes, and transferring the pressure provided by the hydraulic pressure to the liquid. The filter plate of the filter press can generally be made of a variety of materials, including PP, PVDF, aluminum, natural rubber, stainless steel, cast iron, etc. Filter plates of different materials have their own advantages and disadvantages.

[0003] China Authorization Announcement No. CN214763546U discloses a single-chamber feed filter plate and its filter cloth installation structure, including a filter plate and a filter cloth, the filter plate is provided with a feed channel, a feed connection hole, a single-chamber feed hole, a backflush hole, a liquid outlet hole, a liquid outlet channel, a liquid outlet small hole and chambers on both sides, the feed channel is connected to the single-chamber feed hole through the feed connection hole, the liquid outlet hole is connected to the liquid outlet small hole through the liquid outlet channel, the filter plate upper end is evenly arranged with filter cloth hanging columns, the filter cloth includes two front and rear filter cloth pieces, the front and rear filter cloth pieces are connected, the front and rear filter cloth pieces are connected at the connection point corresponding to the filter cloth hanging holes, the front and rear filter cloth pieces are respectively provided with filter cloth side fixing wings on both sides, the filter cloth side fixing wings are provided with fixing holes, and are fastened and fixed by passing the corresponding fixing holes with a tie. The installation method of the filter cloth on the filter plate of the utility model adopts a hanging installation, which greatly saves the installation and disassembly time and labor of the filter cloth.

[0004] Since the filter cloth on the filter plate is easily clogged and needs to be replaced frequently, the existing filter plate uses bolts to fix the upper and lower filter plates together when installing the filter cloth, and then the filter cloth is clamped, or the filter cloth is installed on the filter plate by cable ties. These installation methods make the removal of the filter cloth cumbersome and troublesome, affecting the replacement efficiency of the filter cloth. For this reason, we propose a filter plate structure for sludge treatment. Utility Model Content

[0005] The utility model aims to provide a filter plate structure for sludge treatment, so as to solve the problem raised in the above-mentioned background technology that the filter cloth on the filter plate is easily clogged and needs to be replaced frequently. When installing the filter cloth, the upper and lower filter plates of the existing filter plates are fixed together with bolts to clamp the filter cloth, or the filter cloth is installed on the filter plate by cable ties. These installation methods make the removal of the filter cloth cumbersome and troublesome, affecting the replacement efficiency of the filter cloth.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a filter plate structure for sludge treatment, comprising a filter plate body, mounting holes are opened at the four corners of the inner part of the filter plate body, mounting columns are movably installed inside the mounting holes, movable through holes are opened on the inner walls of the mounting holes, a fixing box corresponding to the mounting holes is fixedly installed on the outer surface of the filter plate body, a mounting rod is penetrated through the interior of the fixing box, a fixing plate is fixedly installed on the outer surface of the mounting rod in an integrated manner, a reset spring is installed on the left side of the fixing plate, and a limiting groove corresponding to the mounting rod is opened on the outer surface of the mounting column.

[0007] Preferably, the fixing plate is elastically connected to the fixing box via a return spring, and the fixing rod is installed to realize movement inside the fixing box.

[0008] Preferably, the mounting rod passes through the interior of the movable through hole, and the diameter of the mounting rod matches the diameter of the interior of the movable through hole, and the mounting rod can move inside the movable through hole.

[0009] Preferably, the shape and size of the mounting rod partially match the shape and size of the interior of the limiting slot, and the mounting column is detachably connected to the mounting hole via the mounting rod and the limiting slot.

[0010] Preferably, the shape and size of the mounting post match the shape and size of the interior of the mounting hole.

[0011] Preferably, the filter plate body is further provided with:

[0012] A filter cloth is arranged at the front end of the filter plate body, and the filter cloth is fixedly connected to the mounting column.

[0013] Compared with the prior art, the utility model provides a filter plate structure for sludge treatment, which has the following beneficial effects: the filter plate structure for sludge treatment can be used to pull the installation clamping rod outward to withdraw the installation clamping rod from the limiting clamping groove, so that the installation column can be taken out from the inside of the installation hole, and the filter cloth can be removed from the filter plate body, thereby making the installation and disassembly operations between the filter plate body and the filter cloth simple and convenient, so as to facilitate the replacement of blocked or damaged filter cloth. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of the filter plate body of the utility model;

[0016] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0017] In the figure: 1. filter plate body; 2. filter cloth; 3. fixing box; 4. movable through hole; 5. mounting rod; 6. reset spring; 7. fixing plate; 8. limit slot; 9. mounting column; 10. mounting hole. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-3 A filter plate structure for sludge treatment includes a filter plate body 1, wherein mounting holes 10 are provided at the four corners of the inner part of the filter plate body 1, and mounting posts 9 are movably installed inside the mounting holes 10; the shape and size of the mounting posts 9 match the shape and size of the inner part of the mounting holes 10, and a movable through hole 4 is provided on the inner wall of the mounting holes 10; a fixing box 3 corresponding to the mounting holes 10 is fixedly installed on the outer surface of the filter plate body 1, and a mounting clamping rod 5 is penetrated inside the fixing box 3; the mounting clamping rod 5 passes through the inner part of the movable through hole 4, and the diameter of the mounting clamping rod 5 matches the diameter of the inner part of the movable through hole 4, and the mounting clamping rod 5 can be moved inside the movable through hole 4, and a fixing plate 7 is fixedly installed on the outer surface of the mounting clamping rod 5 in an integrated manner, and a reset spring 6 is installed on the left side of the fixing plate 7; the fixing plate 7 is reset by The spring 6 is elastically connected to the fixed box 3, and the mounting rod 5 can be moved inside the fixed box 3. The outer surface of the mounting column 9 is provided with a limiting slot 8 corresponding to the mounting rod 5; the shape and size of the mounting rod 5 are partially consistent with the shape and size inside the limiting slot 8, and the mounting column 9 is detachably connected to the mounting hole 10 through the mounting rod 5 and the limiting slot 8; the filter cloth 2 is arranged at the front end of the filter plate body 1, and the filter cloth 2 is fixedly connected to the mounting column 9; by pulling the mounting rod 5 outward, the mounting rod 5 is withdrawn from the limiting slot 8, the mounting column 9 can be taken out from the inside of the mounting hole 10, and the filter cloth 2 can be removed from the filter plate body 1, thereby making the installation and disassembly operations between the filter plate body 1 and the filter cloth 2 simple and convenient, so as to facilitate the replacement of the blocked or damaged filter cloth 2.

[0020] Working principle: When using the filter plate structure for sludge treatment, first pass the filter cloth 2 on one side through the water hole inside the filter plate body 1 to the other side of the filter plate body 1, then pull the mounting clamp 5 outward to make the mounting clamp 5 withdraw from the inside of the mounting hole 10, and then insert the mounting column 9 on the filter cloth 2 into the mounting hole 10 inside the filter plate body 1, loosen the mounting clamp 5, and the reset spring 6 pushes the fixing plate 7 to move to the right through its own elastic force, thereby driving the mounting clamp 5 to move to the right inside the movable through hole 4 and insert into the mounting column 9, and then install the mounting post 9 into the mounting hole 10. Similarly, install the other three mounting posts 9 into the corresponding mounting holes 10 to complete the installation. The filter plate body 1 and the other side of the filter cloth 2 are similarly installed together to complete the installation of the filter plate body 1 and the filter cloth 2. Finally, when the filter cloth 2 is blocked and damaged, pull the mounting clamping rod 5 outward to make the mounting clamping rod 5 withdraw from the limiting clamping groove 8, and the filter cloth 2 can be removed from the filter plate body 1 and replaced. This is the working principle of the filter plate structure for sludge treatment.

[0021] 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 filter plate structure for sludge treatment, characterized in that: include: A filter plate body (1), wherein mounting holes (10) are provided at the four corners of the inside of the filter plate body (1), mounting posts (9) are movably installed inside the mounting holes (10), and a movable through hole (4) is provided on the inner wall of the mounting hole (10), and a fixing box (3) corresponding to the mounting holes (10) is fixedly installed on the outer surface of the filter plate body (1), and a mounting rod (5) is passed through the inside of the fixing box (3), and a fixing plate (7) is fixedly installed on the outer surface of the fixing rod (5) in an integrated manner, and a reset spring (6) is installed on the left side of the fixing plate (7), and a limit groove (8) corresponding to the mounting rod (5) is provided on the outer surface of the mounting post (9).

2. A filter plate structure for sludge treatment according to claim 1, characterized in that: The fixing plate (7) is elastically connected to the fixing box (3) via a return spring (6), and the clamping rod (5) is installed to achieve movement inside the fixing box (3).

3. A filter plate structure for sludge treatment according to claim 1, characterized in that: The mounting rod (5) passes through the interior of the movable through hole (4), and the diameter of the mounting rod (5) matches the diameter of the interior of the movable through hole (4), and the mounting rod (5) can move inside the movable through hole (4).

4. A filter plate structure for sludge treatment according to claim 1, characterized in that: The shape and size of the mounting clamp rod (5) partially match the shape and size of the interior of the limiting clamp groove (8), and the mounting column (9) is detachably connected to the mounting hole (10) via the mounting clamp rod (5) and the limiting clamp groove (8).

5. A filter plate structure for sludge treatment according to claim 1, characterized in that: The shape and size of the mounting column (9) match the shape and size of the interior of the mounting hole (10).

6. A filter plate structure for sludge treatment according to claim 1, characterized in that: The filter plate body (1) is also provided with: A filter cloth (2) is arranged at the front end of the filter plate body (1), and the filter cloth (2) is fixedly connected to the mounting column (9).

Images