Diaphragm filter press for sewage treatment of steel mill

Abstract

The utility model belongs to the technical field of filter pressing, and particularly relates to a steel mill sewage treatment diaphragm filter press which comprises a filter press body, the left side of the filter press body is communicated with the first liquid inlet pipe; the filtering mechanism is located on the left side of the first liquid inlet pipe, and the filtering mechanism is used for filtering oil dirt; the installation mechanism is located at the top of the filtering mechanism, the installation mechanism is used for facilitating workers to quickly maintain a filtering plate, the filtering mechanism comprises a filtering box, a second liquid inlet pipe, an oil stain filtering plate, a sealing plate and an installation plate, and the left side of the first liquid inlet pipe is communicated with the filtering box. According to the filter press provided by the invention, oil dirt can be filtered and is prevented from blocking filter cloth to influence normal operation of the filter press, and the oil dirt filter plate can be quickly detached through matched use of the mounting mechanism, so that the oil dirt filter plate is convenient to replace and maintain.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter press technical field especially relates to a steel plant sewage treatment diaphragm filter press. BACKGROUND

[0002] The diaphragm filter press is a kind of equipment commonly used for solid-liquid separation, mainly through the action of mechanical pressure and diaphragm, help to separate liquid from solid material, commonly used in water treatment, sewage treatment, mining, chemical industry, food processing and other industries.

[0003] The current steel plant sewage generally contains oil stain, and after oil stain enters filter press, oil will adhere to filter cloth, resulting in that the pore of filter cloth is blocked, which can seriously affect the filtering effect, and the existing oil stain filter plate is generally fixedly installed in filter box, and it is more troublesome to maintain and disassemble, therefore, the utility model provides a steel plant sewage treatment diaphragm filter press to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of steel plant sewage treatment diaphragm filter presses, to solve the above problems.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of steel plant sewage treatment diaphragm filter press, comprising:

[0007] Filter press body;

[0008] First liquid inlet pipe, the left side of the filter press body is communicated with first liquid inlet pipe;

[0009] Filter mechanism, the filter mechanism is located at the left side of first liquid inlet pipe, and filter mechanism is used to filter oil stain;

[0010] Mounting mechanism, the mounting mechanism is located at the top of filter mechanism, and mounting mechanism is used to facilitate worker to maintain filter plate quickly, and the mounting mechanism includes: positioning frame, positioning box, T-shaped plate, lock block, first spring, fixed box, limiting plate, extension plate, positioning pin, pull rod, pull block and second spring;

[0011] The front side and the rear side of the top of the mounting plate are fixedly connected with the positioning frame, the positioning box is fixedly installed on the left side of the top of the filter box, positioning holes are formed in the two sides of the top of the positioning box, the T-shaped plate is slidably arranged on the right side of the inner cavity of the positioning box, the front side and the rear side of the right side of the T-shaped plate are fixedly connected with the lock block, the right side of the lock block penetrates into the inner cavity of the positioning frame, the front side and the rear side of the left side of the T-shaped plate are fixedly connected with the first spring, the left side of the first spring is fixedly connected with the inner wall of the positioning box, the top of the T-shaped plate penetrates through the positioning box and is fixedly connected with the fixed box, the limiting plate is slidably arranged on the bottom of the inner cavity of the fixed box, the front side of the limiting plate is fixedly connected with the extension plate, the front side of the extension plate penetrates through the fixed box, the positioning pin is fixedly installed on the bottom of the extension plate, the bottom of the positioning pin penetrates through the inner cavity of the positioning hole, the top of the limiting plate is fixedly connected with the pull rod, the top of the pull rod penetrates through the fixed box and is fixedly connected with the pull block, and the second spring is sleeved on the surface of the pull rod and located on the top of the limiting plate.

[0012] The filter mechanism comprises a filter box, a second liquid inlet pipe, an oil stain filter plate, a sealing plate and a mounting plate.

[0013] As a preferred scheme of the utility model, the left side of the first liquid inlet pipe is communicated with the filter box, the top of the filter box is provided with an opening, the left side of the filter box is communicated with the second liquid inlet pipe, the oil stain filter plate is arranged in the inner cavity of the filter box, the top of the oil stain filter plate is fixedly connected with the sealing plate located in the inner cavity of the opening, and the top of the sealing plate penetrates through the opening and is fixedly connected with the mounting plate.

[0014] As a preferred scheme of the utility model, the top of the mounting plate is fixedly connected with the handle.

[0015] As a preferred scheme of the utility model, the top of the positioning box is provided with a limiting opening, and the limiting opening is matched with the T-shaped plate.

[0016] As a preferred scheme of the utility model, the front side of the fixed box is provided with a positioning opening, the positioning opening is matched with the extension plate, the top of the fixed box is provided with a through hole, and the through hole is slidably connected with the surface of the pull rod. Beneficial effects

[0017] The oil stain filter plate is arranged, so that the oil stain can be filtered, and the filter cloth is prevented from being blocked by the oil stain and affected in normal operation of the filter press.

[0018] The pull block is pulled to drive the pull rod, the limiting plate, the extension plate and the positioning pin to move, then the positioning pin is separated from the positioning hole when moving, then the T-shaped plate and the lock block are moved to the left, the lock block is separated from the positioning frame when moving to the left, and then the oil stain filter plate can be quickly disassembled through the handle.

[0019] In the utility model, the oil stain filter plate can be quickly disassembled through the cooperation of the mounting mechanism, and the oil stain filter plate is convenient to replace and maintain. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic view of the utility model;

[0021] Figure 2 It is a dismounting demonstration view of the oil stain plate of the utility model;

[0022] Figure 3 It is a sectional view of the filter box of the utility model;

[0023] Figure 4 It is a sectional view of the positioning box of the utility model

[0024] Figure 5 It is a Figure 4 Enlarged view of A.

[0025] In the figure: 1, filter press body; 2, first liquid inlet pipe; 3, filter box; 4, second liquid inlet pipe; 5, oil stain filter plate; 6, sealing plate; 7, mounting plate; 8, positioning frame; 9, positioning box; 10, T-shaped plate; 11, lock block; 12, first spring; 13, fixed box; 14, limiting plate; 15, extension plate; 16, positioning pin; 17, pull rod; 18, pull block; 19, second spring; 20, handle. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. EMBODIMENT

[0027] Refer to Figures 1-5 A filter press for treating sewage in a steel plant, comprising:

[0028] Filter press body 1;

[0029] First liquid inlet pipe 2, the left side of the filter press body 1 is communicated with the first liquid inlet pipe 2;

[0030] Filtering mechanism, the filtering mechanism is located at the left side of the first liquid inlet pipe 2, and the filtering mechanism is used for filtering oil stains;

[0031] Mounting mechanism, the mounting mechanism is located at the top of the filtering mechanism, the mounting mechanism is used for facilitating workers to quickly maintain the filter plate, and the mounting mechanism comprises a positioning frame 8, a positioning box 9, a T-shaped plate 10, a lock block 11, a first spring 12, a fixed box 13, a limiting plate 14, an extension plate 15, a positioning pin 16, a pull rod 17, a pull block 18 and a second spring 19;

[0032] The front side and the rear side of the top of the mounting plate 7 are fixedly connected with the positioning frame 8, the positioning box 9 is fixedly installed on the left side of the top of the filter box 3, positioning holes are formed in the top of the positioning box 9, the T-shaped plate 10 is slidably arranged on the right side of the inner cavity of the positioning box 9, the front side and the rear side of the right side of the T-shaped plate 10 are fixedly connected with the lock block 11, the right side of the lock block 11 penetrates into the inner cavity of the positioning frame 8, the front side and the rear side of the left side of the T-shaped plate 10 are fixedly connected with the first spring 12, the left side of the first spring 12 is fixedly connected with the inner wall of the positioning box 9, the top of the T-shaped plate 10 penetrates through the positioning box 9 and is fixedly connected with the fixed box 13, the limiting plate 14 is slidably arranged on the bottom of the inner cavity of the fixed box 13, the front side of the limiting plate 14 is fixedly connected with the extension plate 15, the front side of the extension plate 15 penetrates through the fixed box 13, the positioning pin 16 is fixedly installed on the bottom of the extension plate 15, the bottom of the positioning pin 16 penetrates through the inner cavity of the positioning hole, the top of the limiting plate 14 is fixedly connected with the pull rod 17, the top of the pull rod 17 penetrates through the fixed box 13 and is fixedly connected with the pull block 18, the second spring 19 is sleeved on the surface of the pull rod 17 and located on the top of the limiting plate 14, the pull block 18 drives the pull rod 17, the limiting plate 14, the extension plate 15 and the positioning pin 16 to move by pulling, then the positioning pin 16 is separated from the positioning hole when the positioning pin 16 moves, then the T-shaped plate 10 and the lock block 11 are moved to the left, the lock block 11 is separated from the positioning frame 8 when the lock block 11 moves to the left, then the oil stain filter plate 5 can be quickly disassembled by the handle 20.

[0033] As a preferred scheme of the utility model, the filtering mechanism comprises: a filter box 3, a second liquid inlet pipe 4, an oil stain filter plate 5, a sealing plate 6 and a mounting plate 7.

[0034] The left side of the first liquid inlet pipe 2 is communicated with the filter box 3, the top of the filter box 3 is provided with an opening, the left side of the filter box 3 is communicated with the second liquid inlet pipe 4, the oil stain filter plate 5 is arranged in the inner cavity of the filter box 3, the top of the oil stain filter plate 5 is fixedly connected with the sealing plate 6 located in the inner cavity of the opening, the top of the sealing plate 6 penetrates through the opening and is fixedly connected with the mounting plate 7, the oil stain filter plate 5 is arranged, so that the oil stain can be filtered, and the normal operation of the filter press is prevented from being affected by the oil stain blocking the filter cloth.

[0035] As a preferred scheme of the utility model, the top of the mounting plate 7 is fixedly connected with the handle 20, the handle 20 is arranged, so that workers can conveniently disassemble the mounting plate 7, the sealing plate 6 and the oil stain filter plate 5.

[0036] As a preferred scheme of the utility model, the top of the positioning box 9 is provided with a limiting opening, the limiting opening is matched with the T-shaped plate 10, the limiting opening is arranged, so that the T-shaped plate 10 can be conveniently moved.

[0037] As a preferred scheme of the utility model, the front side of the fixed box 13 is provided with a positioning opening, the positioning opening is matched with the extension plate 15, the top of the fixed box 13 is provided with a through hole, the through hole is slidably connected with the surface of the pull rod 17, the positioning opening can facilitate the movement of the extension plate 15, and the through hole can facilitate the movement of the pull rod 17.

[0038] Through the above structure, the oil stain filter plate 5 can be quickly disassembled through the handle 20, and the number of positioning holes is two; the positioning pin 16 moves from the right positioning hole to the left positioning hole, so that the worker can disassemble the oil stain filter plate 5 without manually pulling the pull block 18 all the time, thereby facilitating the worker to disassemble the oil stain filter plate 5.

[0039] It should be noted that: the electric equipment used in the application is externally connected to the power supply, and the specific model of the filter press body 1 is selected by the person skilled in the related technical field, and the above about the filter press body 1 and the like all belong to the prior art, and the scheme is not described in detail.

[0040] The working principle of the utility model is as follows: in use, the second liquid inlet pipe 4 is communicated with the sewage treatment equipment, then the oil stain filter plate 5 is arranged to filter the oil stain, prevent the oil stain from blocking the filter cloth and affecting the normal operation of the filter press, the filtered sewage enters the filter press body 1 through the first liquid inlet pipe 2, then the pull rod 17, the limiting plate 14, the extension plate 15 and the positioning pin 16 are moved by pulling the pull block 18, then the positioning pin 16 is separated from the positioning hole when moving, then the T-shaped plate 10 and the lock block 11 are moved to the left, the lock block 11 is separated from the positioning frame 8 when moving to the left, then the oil stain filter plate 5 can be quickly disassembled through the handle 20, and it should be noted that the number of positioning holes is two, the positioning pin 16 moves from the right positioning hole to the left positioning hole, so that the worker can disassemble the oil stain filter plate 5 without manually pulling the pull block 18 all the time, thereby facilitating the worker to disassemble the oil stain filter plate 5.

[0041] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A diaphragm filter press for steel plant wastewater treatment, characterized in that, include: Filter press body (1); The first liquid inlet pipe (2) is connected to the left side of the filter press body (1); The filter mechanism is located on the left side of the first liquid inlet pipe (2) and is used to filter oil. The installation mechanism is located on top of the filter mechanism. The installation mechanism is used to facilitate workers to quickly maintain the filter plate. The installation mechanism includes: a positioning frame (8), a positioning box (9), a T-shaped plate (10), a locking block (11), a first spring (12), a fixing box (13), a limiting plate (14), an extension plate (15), a positioning pin (16), a pull rod (17), a pull block (18), and a second spring (19). The front and rear sides of the top of the mounting plate (7) are fixedly connected to the positioning frame (8). The positioning box (9) is fixedly installed on the left side of the top of the filter box (3). Positioning holes are provided on both sides of the top of the positioning box (9). The T-shaped plate (10) is slidably set on the right side of the inner cavity of the positioning box (9). The front and rear sides of the right side of the T-shaped plate (10) are fixedly connected to the locking block (11). The right side of the locking block (11) extends through the inner cavity of the positioning frame (8). The front and rear sides of the left side of the T-shaped plate (10) are fixedly connected to the first spring (12). The left side of the first spring (12) is fixedly connected to the inner wall of the positioning box (9). The top of the T-shaped plate (10) extends through the positioning box. (9) and fixedly connected to the fixed box (13), the limiting plate (14) is slidably set at the bottom of the inner cavity of the fixed box (13), the front side of the limiting plate (14) is fixedly connected to the extension plate (15), the front side of the extension plate (15) passes through the fixed box (13), the positioning pin (16) is fixedly installed at the bottom of the extension plate (15), the bottom of the positioning pin (16) passes through the inner cavity of the positioning hole, the top of the limiting plate (14) is fixedly connected to the pull rod (17), the top of the pull rod (17) passes through the fixed box (13) and is fixedly connected to the pull block (18), the second spring (19) is sleeved on the surface of the pull rod (17) and located at the top of the limiting plate (14).

2. The diaphragm filter press for steel plant wastewater treatment according to claim 1, characterized in that, The filtration mechanism includes: a filter box (3), a second liquid inlet pipe (4), an oil filter plate (5), a sealing plate (6), and a mounting plate (7); The left side of the first inlet pipe (2) is connected to the filter box (3). The top of the filter box (3) has an opening. The left side of the filter box (3) is connected to the second inlet pipe (4). The oil filter plate (5) is set in the inner cavity of the filter box (3). The top of the oil filter plate (5) is fixedly connected to the sealing plate (6) located in the inner cavity of the opening. The top of the sealing plate (6) passes through the opening and is fixedly connected to the mounting plate (7).

3. A diaphragm filter press for steel plant wastewater treatment according to claim 2, characterized in that, The top of the mounting plate (7) is fixedly connected to the handle (20).

4. A diaphragm filter press for steel plant wastewater treatment according to claim 1, characterized in that, The top of the positioning box (9) has a limiting port that is compatible with the T-shaped plate (10).

5. A diaphragm filter press for steel plant wastewater treatment according to claim 1, characterized in that, The front side of the fixing box (13) has a positioning port that is compatible with the extension plate (15). The top of the fixing box (13) has a through hole that is slidably connected to the surface of the pull rod (17).

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