CN213159545U - Plate and frame filter press - Google Patents
Plate and frame filter press Download PDFInfo
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- CN213159545U CN213159545U CN202021297105.5U CN202021297105U CN213159545U CN 213159545 U CN213159545 U CN 213159545U CN 202021297105 U CN202021297105 U CN 202021297105U CN 213159545 U CN213159545 U CN 213159545U
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Abstract
The application provides a pair of plate and frame filter press, including fixing in the frame on ground, fixing crossbeam in the frame, setting are in the holding plate and the adjustable clamp plate at crossbeam both ends, be located a plurality of filter plates and a plurality of filter frame, setting between holding plate and the adjustable clamp plate are in the filter cloth and the closing device of filter plate both sides be close to on the filter cloth one side of filter frame is equipped with filter paper, the filter paper covers the filter cloth, closing device promotes adjustable clamp plate will the filter plate with the filter frame compresses tightly, carries out the solid-liquid separation back to the liquid that contains solid particulate matter, the filter plate is loosened and is peeled off the cake sediment, and partly cake sediment glues and is in on the filter paper, will filter paper takes off. By adopting the device, part of cake slag is prevented from being adhered to the filter cloth, the use times of the filter cloth are increased, the production efficiency is improved, and the production cost is saved.
Description
Technical Field
The application relates to the field of filtering equipment, in particular to a plate and frame filter press.
Background
The filter press is used as solid-liquid separation equipment and widely applied to the industries of pharmacy, biochemistry, food, water treatment and the like. The plate-frame filter press mainly comprises a fixed pressing plate (tail plate), a plurality of groups of filter plates, a plurality of groups of filter frames, a plurality of groups of filter cloth, a movable pressing plate (head plate) and a pressing device.
The plate-and-frame filter press arranges filter plates with filtrate channels and filter frames alternately in parallel, filter cloth is clamped between each group of filter plates and filter frames, and the filter plates and the filter frames are pressed tightly by pressing plates to form a filter pressing chamber between the filter plates. Liquid containing solid particles flows in from the feed inlet, the liquid is discharged from the filtrate outlet through the filter plate, cake dregs formed by the solid particles are accumulated on filter cloth in the filter frame, and the cake dregs are peeled off after the filter plate and the filter frame are loosened.
However, after the filter plate and the filter frame of the plate-and-frame filter press are loosened, the cake dregs contain a small amount of liquid, and a part of the cake dregs are adhered to the filter cloth after the cake dregs are peeled off, so that generally, workers detach and clean each piece of filter cloth, time and labor are wasted, the production efficiency is reduced, the filter cloth may be damaged in the cleaning process, and the production cost is increased.
SUMMERY OF THE UTILITY MODEL
The application provides a plate and frame filter press to solve among the prior art some cake dregs glue the problem on the filter cloth after the cake dregs are peeled off.
The application provides a plate and frame filter press for carry out solid-liquid separation to the liquid that contains solid particulate matter, plate and frame filter press includes: the filter comprises a frame fixed on the ground, a cross beam fixed on the frame, a fixed pressure plate and a movable pressure plate arranged at two ends of the cross beam, a plurality of filter plates and a plurality of filter frames positioned between the fixed pressure plate and the movable pressure plate, filter cloth arranged at two sides of the filter plates and a compressing device;
a first feed inlet and a first discharge outlet are respectively formed in one side of the fixed pressing plate along the moving direction of the movable pressing plate;
a second feed inlet and a second discharge outlet are respectively formed in one side of the movable pressing plate along the movable direction of the movable pressing plate;
the filter plates and the filter frames are alternately arranged in parallel, a first handle and a second handle are respectively arranged on the two sides of the filter plates and the filter frames along the moving direction of the movable pressing plate, the filter plates and the filter frames are movably erected on the cross beam through the first handles and the second handles respectively, four first through holes are formed in the four corners of the filter plates, and four second through holes are formed in the four corners of the filter frames;
the filter cloth is provided with filter paper, the filter paper covers the filter cloth, and the filter paper is positioned on one side, close to the filter frame, of the filter cloth;
the pressing device is located at the end of the cross beam and connected with the movable pressing plate and used for driving the movable pressing plate to move back and forth along the cross beam.
Optionally, a plurality of protrusions are arranged on the filter paper, and the plurality of protrusions are uniformly distributed on one side, far away from the filter cloth, of the filter paper.
Optionally, the protrusion is of a conical or truncated cone structure.
Optionally, the diameter of the filter hole of the filter paper is 0.2-0.4 μm.
Optionally, the height of the protrusion is 1.5 mm-3 mm.
Optionally, the pressing device includes a pressure cylinder and a piston rod, one end of the piston rod is located inside the pressure cylinder, and the other end of the piston rod is fixedly connected to the movable pressing plate.
Optionally, the pressure cylinder is a hydraulic cylinder or an air cylinder.
The application provides a pair of plate and frame filter press, including fixing in the frame on ground, fixing crossbeam in the frame, setting are in the holding plate and the adjustable clamp plate at crossbeam both ends, be located a plurality of filter plates and a plurality of filter frame, setting between holding plate and the adjustable clamp plate are in the filter cloth and the closing device of filter plate both sides be close to on the filter cloth one side of filter frame is equipped with filter paper, the filter paper covers the filter cloth, closing device promotes adjustable clamp plate will filter plate and filter frame compress tightly, carry out the solid-liquid separation back to the liquid that contains solid particulate matter, the filter plate is loosened and is peeled off the cake sediment, and some cake sediment glues and is in on the filter paper, will filter paper takes off. By adopting the device, part of cake slag is prevented from being adhered to the filter cloth, the use times of the filter cloth are increased, the production efficiency is improved, and the production cost is saved.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a plate and frame filter press provided herein;
FIG. 2 is a front view of a filter plate in a plate and frame filter press as provided herein;
FIG. 3 is a front view of a filter frame in a plate and frame filter press as provided herein;
FIG. 4 is a front view of filter paper in a plate and frame filter press provided herein;
fig. 5 is a schematic structural diagram of a pressing device in a plate and frame filter press provided by the present application.
The filter comprises a frame 1, a cross beam 2, a fixed pressure plate 3, a movable pressure plate 4, a filter plate 5, a filter frame 6, filter cloth 7, a first feed inlet 31, a first discharge outlet 32, a second feed inlet 41, a second discharge outlet 42, a first handle 51, a first through hole 52, a second handle 61, a second through hole 62, filter paper 71, a projection 711, a pressure cylinder 81 and a piston rod 82.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The application provides a plate and frame filter press for carry out solid-liquid separation to the liquid that contains solid particulate matter, as the schematic structure diagram shown in figure 1, plate and frame filter press includes: fix frame 1 on ground, fix crossbeam 2 in frame 1, set up and be in the fixed pressing plate 3 and the activity clamp plate 4 at crossbeam 2 both ends, be located a plurality of filter plates 5 and a plurality of filter frame 6 between fixed pressing plate 3 and the activity clamp plate 4, set up and be in the filter cloth 7 and the closing device 8 of filter plate 5 both sides.
And a first feed port 31 and a first discharge port 32 are respectively arranged on one side of the fixed pressing plate 3 along the moving direction of the movable pressing plate 4.
And a second feeding hole 41 and a second discharging hole 42 are respectively formed in one side of the movable pressing plate 4 along the moving direction of the movable pressing plate 4.
The filter plate 5 and the filter frame 6 are arranged in parallel and alternately, a first handle 51 and a second handle 61 are respectively arranged on two sides of the filter plate 5 and the filter frame 6 along the moving direction of the movable pressure plate 4, the filter plate 5 and the filter frame 6 are movably erected on the cross beam 2 through the first handle 51 and the second handle 61 respectively, as shown in a front view of fig. 2, four first through holes 52 are arranged at four corners of the filter plate 5, as shown in a front view of fig. 3, and four second through holes 62 are arranged at four corners of the filter frame 6.
As shown in the schematic structural diagram of fig. 1, filter paper 71 is disposed on the filter cloth 7, the filter paper 71 covers the filter cloth 7, and the filter paper 71 is located on one side of the filter cloth 7 close to the filter frame 6.
The pressing device 8 is located at the end of the cross beam 2, and the pressing device 8 is connected with the movable pressing plate 4 and used for driving the movable pressing plate 4 to move back and forth along the cross beam 2.
In this embodiment, the first through holes 52 and the second through holes 62 form a pore, two ends of the pore are respectively connected to the first feed port 31 and the second feed port 41, the movable platen 4 compresses the filter plates 5 toward the fixed platen 3, a filter chamber is formed between two adjacent filter plates 5, the filter part of each filter plate 5 is of a mesh structure, the filter part of the filter frame 6 is of a hollow structure, during solid-liquid separation, liquid containing solid particles is simultaneously input from the first feed port 31 and the second feed port 41, the liquid containing solid particles flows into the pore, enters the filter chamber from the second through holes 62, and the filtered liquid permeates through the filter plates 5 and the filter frame 6, reaches the fixed platen 3 and the movable platen 4, flows out from the first discharge port 32 and the second discharge port 42 through diversion, solid particles accumulated in the filter pressing chamber form cake slag, a part of the cake slag is adhered to the filter paper 71, and the filter paper 71 is taken off, so that the cake slag is prevented from being adhered to the filter cloth 7, and the using times of the filter cloth 7 are increased.
The cake dregs fall off naturally under the influence of gravity, and in order to reduce the adhesion amount of the cake dregs on the filter paper 71, the filter paper 71 is easy to take off, as shown in the front view of fig. 4, a plurality of protrusions 711 are arranged on the filter paper 71, and the plurality of protrusions 711 are uniformly distributed on one side, far away from the filter cloth 7, of the filter paper 71.
The protrusion 711 has a conical or truncated cone-shaped structure, and may have other tapered or truncated cone-shaped structures.
Before the filtration by the plate and frame filter press, the diameter or the minimum length of the solid particles in the liquid containing the solid particles exceeds 0.4 μm, the diameter of the filtration pores of the filter paper 71 is 0.2 μm to 0.4 μm, and the diameter of the filtration pores of the filter paper 71 is preferably 0.3 μm.
The height of the protrusion 711 is 1.5mm to 3 mm. The height of the protrusion 711 is preferably 3 mm.
As shown in the schematic structural diagram of fig. 5, the pressing device 8 includes a pressure cylinder 81 and a piston rod 82, one end of the piston rod 82 is located inside the pressure cylinder 81, and the other end of the piston rod 82 is fixedly connected to the movable platen 4. The pressing device 8 can further comprise a lead screw and a hand wheel, one end of the lead screw is in limit connection with the movable pressing plate 4, the other end of the lead screw is fixedly connected with the hand wheel, a fixed nut is arranged on the rack 1, the lead screw penetrates through the fixed nut on the rack 1, the hand wheel is rotated, and the lead screw reciprocates in the fixed nut to drive the movable pressing plate 4 to move along the cross beam 2.
The pressure cylinder 81 is a hydraulic cylinder or an air cylinder.
The application provides a plate and frame filter press, including fixing frame 1 on ground, fixing crossbeam 2, setting in frame 1 are in the holding plate 3 and the adjustable clamp plate 4 at crossbeam 2 both ends, being located holding plate 3 with a plurality of filter plates 5 between the adjustable clamp plate 4 and a plurality of filter frame 6, setting are in the filter cloth 7 and the closing device 8 of filter plate 5 both sides be close to on the filter cloth 7 one side of filter frame 6 is equipped with filter paper 71, filter paper 71 covers filter cloth 7, closing device 8 promote adjustable clamp plate 4 will the filter plate 5 with filter frame 6 compresses tightly, carries out the solid-liquid separation back to the liquid that contains solid particulate matter, the filter plate 5 with filter frame 6 is loosened and is peeled off the cake sediment, and some cake sediment glues even on 71, will filter paper 71 takes off. By adopting the device, a part of cake residues are prevented from being adhered to the filter cloth 7, the use times of the filter cloth 7 are increased, the production efficiency is improved, and the production cost is saved.
The present application has been described in detail with reference to specific embodiments and illustrative examples, but the description is not intended to limit the application. Those skilled in the art will appreciate that various equivalent substitutions, modifications or improvements may be made to the presently disclosed embodiments and implementations thereof without departing from the spirit and scope of the present disclosure, and these fall within the scope of the present disclosure. The protection scope of this application is subject to the appended claims.
Claims (7)
1. A plate and frame filter press for solid-liquid separation of a liquid containing solid particles, comprising: the device comprises a frame (1) fixed on the ground, a cross beam (2) fixed on the frame (1), a fixed pressing plate (3) and a movable pressing plate (4) arranged at two ends of the cross beam (2), a plurality of filter plates (5) and a plurality of filter frames (6) positioned between the fixed pressing plate (3) and the movable pressing plate (4), filter cloth (7) arranged at two sides of the filter plates (5) and a pressing device (8);
a first feed inlet (31) and a first discharge outlet (32) are respectively formed in one side of the fixed pressing plate (3) along the moving direction of the movable pressing plate (4);
a second feeding hole (41) and a second discharging hole (42) are respectively formed in one side of the movable pressing plate (4) along the moving direction of the movable pressing plate (4);
the filter plates (5) and the filter frames (6) are arranged in parallel and alternately, two sides of the filter plates (5) and the filter frames (6) along the moving direction of the movable pressing plate (4) are respectively provided with a first handle (51) and a second handle (61), the filter plates (5) and the filter frames (6) are movably erected on the cross beam (2) through the first handle (51) and the second handle (61), four first through holes (52) are arranged at four corners of the filter plates (5), and four second through holes (62) are arranged at four corners of the filter frames (6);
filter paper (71) is arranged on the filter cloth (7), the filter paper (71) covers the filter cloth (7), and the filter paper (71) is positioned on one side, close to the filter frame (6), of the filter cloth (7);
the pressing device (8) is located at the end of the cross beam (2), and the pressing device (8) is connected with the movable pressing plate (4) and used for driving the movable pressing plate (4) to move back and forth along the cross beam (2).
2. A plate and frame filter press according to claim 1, wherein the filter paper (71) is provided with a plurality of protrusions (711), and the plurality of protrusions (711) are uniformly distributed on the side of the filter paper (71) away from the filter cloth (7).
3. The plate and frame filter press of claim 2, wherein the protrusions (711) have a conical or truncated cone-shaped configuration.
4. The plate and frame filter press of claim 1, wherein the filter paper (71) has filter pores with a diameter of 0.2 μm to 0.4 μm.
5. The plate and frame filter press of claim 2, wherein the protrusions (711) have a height of 1.5mm to 3 mm.
6. The plate and frame filter press according to claim 1, wherein the pressing device (8) comprises a pressure cylinder (81), a piston rod (82), one end of the piston rod (82) is located inside the pressure cylinder (81), and the other end of the piston rod (82) is fixedly connected with the movable pressure plate (4).
7. The plate and frame filter press of claim 6, wherein the pressure cylinder (81) is a hydraulic or pneumatic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021297105.5U CN213159545U (en) | 2020-07-06 | 2020-07-06 | Plate and frame filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021297105.5U CN213159545U (en) | 2020-07-06 | 2020-07-06 | Plate and frame filter press |
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| Publication Number | Publication Date |
|---|---|
| CN213159545U true CN213159545U (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021297105.5U Active CN213159545U (en) | 2020-07-06 | 2020-07-06 | Plate and frame filter press |
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| CN (1) | CN213159545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113198220A (en) * | 2021-06-18 | 2021-08-03 | 赣州求真科技有限公司 | Novel plate-and-frame filter press |
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2020
- 2020-07-06 CN CN202021297105.5U patent/CN213159545U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113198220A (en) * | 2021-06-18 | 2021-08-03 | 赣州求真科技有限公司 | Novel plate-and-frame filter press |
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