Efficient shield slurry filter press

Abstract

The utility model belongs to the technical field of filter presses, and particularly relates to a high-efficiency shield slurry filter press which comprises a filter press, the device comprises a filter box, a filter plate, a pressing plate, a vertical plate, a limiting frame and an insertion plate, the filter box is fixedly connected to the bottom of the filter press, the filter press communicates with the filter box, the filter plate is movably connected to the inner wall of the filter box, the right side of the filter plate extends to the outside of the filter box, the pressing plate is slidably connected to the right side of the filter box, and the vertical plate is arranged in the limiting frame. The vertical plate is fixedly connected to the top of the pressing plate, the left side of the vertical plate is in sliding connection with the right side of the filtering box, the limiting frame is fixedly connected to the top of the vertical plate, and the left side of the limiting frame is in movable contact with the right side of the filtering plate. And the separated liquid is adsorbed and filtered through the filter plate, so that the liquid is purified, harmful substances such as heavy metals in the liquid are prevented from polluting the environment during discharging, and good practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of filter presses, in particular to a high-efficiency filter press for shield mud. Background Art

[0002] The filter press uses a special filter medium to apply a certain pressure to the object, so that the liquid can be dialyzed out. It is a commonly used solid-liquid separation equipment. It was used in chemical production in the early 18th century and is still widely used in chemical, pharmaceutical, metallurgical, dye, food, brewing, ceramics and environmental protection industries.

[0003] Shield slag mud is mainly produced during the shield construction process. During the underground soil excavation process, due to the softness of the soil or the large excavation area, it is necessary to inject concrete to stabilize the soil around the tunnel. The slag, mud and other impurities generated by the shield machine during the advancement process will be mixed together to form shield slag mud. These slag muds are mainly composed of soil particles, water, organic matter and some chemical additives, and shield slag mud may contain a large amount of heavy metal ions, organic matter and other harmful substances.

[0004] In the prior art, the shield mud high-efficiency filter press, after the liquid separation of the mud, still contains harmful substances such as heavy metals in the separated liquid during actual use. If it is directly discharged, it is easy to pollute the environment and cause inconvenience in use. Therefore, we propose a shield mud high-efficiency filter press to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that in the prior art, after the liquid separation of the mud, the separated liquid still contains harmful substances such as heavy metals, which is easy to pollute the environment if directly discharged, resulting in inconvenience in use, and a high-efficiency shield mud filter press is proposed.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A high-efficiency filter press for shield mud, comprising

[0008] Filter press;

[0009] A filter box, a filter plate, a pressure plate, a vertical plate, a limit frame and a plug plate, wherein the filter box is fixedly connected to the bottom of the filter press, and the filter press is communicated with the filter box, the filter plate is movably connected to the inner wall of the filter box, and the right side of the filter plate extends to the outside of the filter box, the pressure plate is slidably connected to the right side of the filter box, the vertical plate is fixedly connected to the top of the pressure plate, and the left side of the vertical plate is slidably connected to the right side of the filter box, the limit frame is fixedly connected to the top of the vertical plate, and the left side of the limit frame is movably contacted with the right side of the filter plate, the plug plate is fixedly connected to the top of the limit frame, and a slot is provided at the bottom of the filter plate, and the slot is engaged with the plug plate;

[0010] The limiting mechanism is used to fix the plug board and the limiting frame.

[0011] As a preferred solution of the utility model, a support plate is fixedly connected to the right side of the filter box, and the support plate is a hollow structure, and the inner wall of the support plate is slidably connected to the outer wall of the vertical plate.

[0012] As a preferred solution of the utility model, a support spring is fixedly connected to the top of the support plate, and the top of the support spring is in active contact with the bottom of the limiting frame.

[0013] As a preferred solution of the utility model, the limiting mechanism includes: an unlocking plate, a lever, a cross bar and a positioning plate;

[0014] The unlocking plate is slidably connected to the right side of the vertical plate, the lever is rotatably connected to the right side of the unlocking plate, the cross bar is slidably connected to the top of the pressure plate, and the right side of the cross bar is rotatably connected to the left side of the lever, the positioning plate is fixedly connected to the front side of the cross bar, and a positioning groove is provided on the front side of the support plate, and the positioning groove is engaged with the positioning plate.

[0015] As a preferred solution of the utility model, the top of the pressing plate is fixedly connected to a limiting sleeve, and the inner wall of the limiting sleeve is slidably connected to the outer wall of the cross bar.

[0016] As a preferred solution of the utility model, a return spring is fixedly connected to the top of the pressure plate, and the top of the return spring is fixedly connected to the bottom of the unlocking plate.

[0017] Beneficial effects:

[0018] 1. The filter box is used to separate the separated liquid, the filter plate is used to absorb and filter the liquid, the plug plate is used to fix the filter plate through the cooperation with the limit frame, and the plug plate and the limit frame are fixed through the limit mechanism;

[0019] 2. The unlocking plate moves and pushes the lever, which pushes the crossbar to slide forward. The movement of the crossbar drives the positioning plate forward so that the positioning plate is out of contact with the positioning groove, thereby unlocking the limit frame and the plug-in board;

[0020] The utility model uses a simple structure to disassemble and assemble the filter plate, and the separated liquid is adsorbed and filtered by the filter plate, so as to purify the liquid and prevent harmful substances such as heavy metals in the liquid from polluting the environment when discharged, and has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional diagram of the utility model;

[0022] Figure 2 It is a partial stereogram of the utility model;

[0023] Figure 3 It is a partial stereogram of the utility model;

[0024] Figure 4 It is a three-dimensional diagram of the limiting mechanism of the utility model.

[0025] In the figure: 1. filter press; 2. filter box; 3. filter plate; 4. pressure plate; 5. vertical plate; 6. limit frame; 7. plug plate; 8. support plate; 9. support spring; 10. unlocking plate; 11. reset spring; 12. lever; 13. cross bar; 14. positioning plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0027] Example

[0028] Reference Figure 1-Figure 4 , a high-efficiency filter press for shield mud, comprising

[0029] Filter press 1;

[0030] Filter box 2, filter plate 3, pressing plate 4, vertical plate 5, limiting frame 6 and plug plate 7, filter box 2 is fixedly connected to the bottom of filter press 1, and filter press 1 is communicated with filter box 2, filter plate 3 is movably connected to the inner wall of filter box 2, and the right side of filter plate 3 extends to the outside of filter box 2, pressing plate 4 is slidably connected to the right side of filter box 2, vertical plate 5 is fixedly connected to the top of pressing plate 4, and the left side of vertical plate 5 is slidably connected to the right side of filter box 2, limiting frame 6 is fixedly connected to the top of vertical plate 5, and the left side of limiting frame 6 is movably contacted with the right side of filter plate 3, plug plate 7 is fixedly connected to the top of limiting frame 6, and a slot is provided at the bottom of filter plate 3, and the slot is engaged with plug plate 7;

[0031] The limiting mechanism is used to fix the plug board 7 and the limiting frame 6.

[0032] By means of the above mechanism: the separated liquid is separated conveniently through the filter box 2, the liquid is adsorbed and filtered conveniently through the filter plate 3, the filter plate 3 is fixed conveniently through the cooperation between the plug plate 7 and the limit frame 6, and the plug plate 7 and the limit frame 6 are fixed conveniently through the limiting mechanism.

[0033] As a preferred solution of the utility model, a support plate 8 is fixedly connected to the right side of the filter box 2, and the support plate 8 is a hollow structure. The inner wall of the support plate 8 is slidably connected to the outer wall of the vertical plate 5. The support plate 8 is used to conveniently limit the vertical plate 5 so that the vertical plate 5 can move vertically stably.

[0034] As a preferred solution of the utility model, a support spring 9 is fixedly connected to the top of the support plate 8, and the top of the support spring 9 is in active contact with the bottom of the limit frame 6. Through the elastic force of the support spring 9, the limit frame 6 is easily pushed to reset and drive the plug plate 7 to reset.

[0035] As a preferred solution of the utility model, the limiting mechanism includes: an unlocking plate 10, a lever 12, a cross bar 13 and a positioning plate 14;

[0036] The unlocking plate 10 is slidably connected to the right side of the vertical plate 5, the lever 12 is rotationally connected to the right side of the unlocking plate 10, the cross bar 13 is slidably connected to the top of the pressure plate 4, and the right side of the cross bar 13 is rotationally connected to the left side of the lever 12, the positioning plate 14 is fixedly connected to the front side of the cross bar 13, and a positioning groove is provided on the front side of the support plate 8, and the positioning groove is engaged with the positioning plate 14. The movement of the unlocking plate 10 will push the lever 12, and at this time the lever 12 will push the cross bar 13 to slide forward. When the cross bar 13 moves, it will drive the positioning plate 14 to move forward so that the positioning plate 14 is out of contact with the positioning groove, thereby unlocking the limit frame 6 and the plug-in plate 7.

[0037] As a preferred solution of the utility model, the top of the pressure plate 4 is fixedly connected to a limiting sleeve, and the inner wall of the limiting sleeve is slidably connected to the outer wall of the cross bar 13. The limiting sleeve is used to conveniently limit the cross bar 13 so that the cross bar 13 can move laterally stably.

[0038] As a preferred solution of the utility model, a return spring 11 is fixedly connected to the top of the pressure plate 4, and the top of the return spring 11 is fixedly connected to the bottom of the unlocking plate 10. Through the elastic force of the return spring 11, the unlocking plate 10 is easily pushed to reset, thereby driving the positioning plate 14 to reset.

[0039] It should be noted that the specific type of filter press 1 and filter plate 3 to be used is a matter for the relevant technical personnel familiar with the field to choose, and the above-mentioned filter press 1 and filter plate 3 are all existing technologies and will not be elaborated in this solution.

[0040] The working principle of the utility model: in actual use, the shield mud is filtered by the filter press 1 to separate the solid and the liquid. The separated liquid will flow to the bottom of the filter press 1 and flow to the inside of the filter box 2, and the separated liquid will be adsorbed and filtered by the filter plate 3. The filter plate 3 is made of activated carbon. When the filter plate 3 needs to be replaced, the unlocking plate 10 is first pushed down. When the unlocking plate 10 moves, the reset spring 11 is compressed. At the same time, the movement of the unlocking plate 10 will push the lever 12. At this time, the lever 12 will push the cross bar 13 to slide forward. When the cross bar 13 moves, it will drive the positioning plate 14 to move forward so that the positioning plate 14 is out of contact with the positioning groove, thereby unlocking the limit frame 6 and the plug plate 7. At this time, the pressing plate 4 can be pushed down. When the pressing plate 4 moves, it will drive the vertical plate 5 to move. The movement of the vertical plate 5 will drive the limit frame 6 and the plug plate 7 to move. At this time, the limit When filter plate 3 is replaced, filter plate 3 is put into the filter box 2, and filter plate 3 is put into the filter box 2. When filter plate 3 is replaced, filter plate 3 is put into the filter box 2, and filter plate 3 is put into the filter box 2. When filter plate 3 is replaced, filter plate 3 is put into the filter box 2, and filter plate 3 is put into the filter box 2. When filter plate 3 is replaced, filter plate 3 is put into the filter box 2, and filter plate 3 is put into the filter box 2. When filter plate 3 is replaced, filter plate 3 is put into the filter box 2, and filter plate 3 is put into the filter box 2.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A high-efficiency filter press for shield mud, characterized in that: include Filter press (1); A filter box (2), a filter plate (3), a pressure plate (4), a vertical plate (5), a limit frame (6) and a plug plate (7), wherein the filter box (2) is fixedly connected to the bottom of the filter press (1), and the filter press (1) is communicated with the filter box (2), the filter plate (3) is movably connected to the inner wall of the filter box (2), and the right side of the filter plate (3) extends to the outside of the filter box (2), the pressure plate (4) is slidably connected to the right side of the filter box (2), the vertical plate (5) is fixedly connected to the top of the pressure plate (4), and the left side of the vertical plate (5) is slidably connected to the right side of the filter box (2), the limit frame (6) is fixedly connected to the top of the vertical plate (5), and the left side of the limit frame (6) is movably contacted with the right side of the filter plate (3), and the plug plate (7) is fixedly connected to the top of the limit frame (6), and a slot is provided at the bottom of the filter plate (3), and the slot is engaged with the plug plate (7); A limiting mechanism, wherein the limiting mechanism is used to fix the plug plate (7) and the limiting frame (6).

2. A shield mud high-efficiency filter press according to claim 1, characterized in that: A support plate (8) is fixedly connected to the right side of the filter box (2), and the support plate (8) is a hollow structure, and the inner wall of the support plate (8) is slidably connected to the outer wall of the vertical plate (5).

3. A shield mud high-efficiency filter press according to claim 2, characterized in that: The top of the support plate (8) is fixedly connected to a support spring (9), and the top of the support spring (9) is in active contact with the bottom of the limiting frame (6).

4. A shield mud high-efficiency filter press according to claim 1, characterized in that: The limiting mechanism comprises: an unlocking plate (10), a lever (12), a crossbar (13) and a positioning plate (14); The unlocking plate (10) is slidably connected to the right side of the vertical plate (5), the lever (12) is rotationally connected to the right side of the unlocking plate (10), the cross bar (13) is slidably connected to the top of the pressure plate (4), and the right side of the cross bar (13) is rotationally connected to the left side of the lever (12), the positioning plate (14) is fixedly connected to the front side of the cross bar (13), and a positioning groove is provided on the front side of the support plate (8), and the positioning groove is engaged with the positioning plate (14).

5. A shield mud high-efficiency filter press according to claim 1, characterized in that: The top of the pressing plate (4) is fixedly connected to a limiting sleeve, and the inner wall of the limiting sleeve is slidably connected to the outer wall of the cross bar (13).

6. A shield mud high-efficiency filter press according to claim 1, characterized in that: A return spring (11) is fixedly connected to the top of the pressure plate (4), and the top of the return spring (11) is fixedly connected to the bottom of the unlocking plate (10).

Images