CN215505671U

CN215505671U - Filter-pressing plate for plate filter press

Info

Publication number: CN215505671U
Application number: CN202120058685.0U
Authority: CN
Inventors: 赵豪杰; 杨朋飞; 赵俊杰
Original assignee: Henan Longchang Aluminum Co ltd
Current assignee: Henan Longchang Aluminum Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2022-01-14
Anticipated expiration: 2031-01-11

Abstract

The utility model discloses a filter-pressing plate for a plate-type filter press, which comprises a plate frame, wherein an elastic bag is fixedly arranged in the middle of the plate frame, the elastic bag is communicated with a high-pressure pipe, two sides of the elastic bag are respectively provided with a squeezing plate, the extrusion plate is an elastic plate, the edge position of the extrusion plate is fixedly connected with the inner wall of the plate frame, filter cloth is respectively arranged at two ends of the plate frame, the edge of the filter cloth is fixedly connected with the edge of the inner wall of the plate frame, an even number of water channels are arranged at the corner of the plate frame along the axial direction, the water channel penetrates through two ends of the plate frame, a communicating water channel communicated with the cavity between the extrusion plate and the filter cloth is arranged in the water channel, the filter press plate for the plate-type filter press is redesigned by arranging coaxial through holes in the centers of the filter cloth, the extrusion plate and the elastic bag, so that the force application direction of extrusion force is increased, and the extrusion rate of internal water is improved.

Description

Filter-pressing plate for plate filter press

Technical Field

The utility model relates to the technical field of filter press equipment, in particular to a filter pressing plate for a plate type filter press.

Background

Plate filter press also is exactly plate and frame filter press, plate filter press filter area is big, and the flow is big, and application scope is big, but current plate filter press's filter-pressing plate structure is comparatively single, and wherein the filter-pressing plate is simple plane plate, when extrudeing the material, only can the folk prescription extrude the material, causes the extrusion force not enough in the material, unable abundant extrudees inside moisture.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a filter pressing plate for a plate filter press, which can effectively solve the problems in the background art by redesigning the filter pressing plate, increasing the force application direction of the extrusion force, and improving the extrusion rate of the internal water.

In order to achieve the purpose, the utility model provides the following technical scheme: a filter-pressing plate for a plate filter press comprises a plate frame, an elastic bag is fixedly arranged in the middle of the plate frame, the elastic bag is communicated with a high-pressure pipe, two sides of the elastic bag are respectively provided with a squeezing plate, the extrusion plate is an elastic plate, the edge position of the extrusion plate is fixedly connected with the inner wall of the plate frame, filter cloth is respectively arranged at two ends of the plate frame, the edge of the filter cloth is fixedly connected with the edge of the inner wall of the plate frame, an even number of water channels are arranged at the corner of the plate frame along the axial direction, the water channel penetrates through two ends of the plate frame, a communicating water channel communicated with the cavity between the extrusion plate and the filter cloth is arranged in the water channel, coaxial through holes are arranged at the centers of the filter cloth, the extrusion plate and the elastic bag, a central cylinder is arranged in the through hole, two ends of the central cylinder are respectively and fixedly connected with the extrusion plates and the filter cloth on the corresponding sides, and a plurality of groups of frustum bulges are arranged on the surface of one surface, close to the filter cloth, of each extrusion plate.

As a preferred technical scheme of the utility model, two ends of the central cylinder are respectively provided with a flanging, and the edge positions of the through holes of the extrusion plate and the filter cloth are fixedly installed with the flanging;

through the flanging design, the relative positions of the extrusion plates on the two sides and the filter cloth are fixed, so that the elastic bag can uniformly apply force to the two sides when expanding.

As a preferred technical scheme of the utility model, an elastic sealing ring is stuck to the side edge of one end of the plate frame;

through increasing the sealing ring, promote the sealing performance of adjacent two sets of sheet frames joint department.

As a preferred technical scheme of the utility model, both ends of the water channel are provided with communicating mechanisms for sealing connection;

and by adding a communication mechanism, the communication of the water channels between the adjacent filter pressing plates is ensured.

As a preferred technical scheme of the utility model, the communication mechanism comprises a step hole and a step-shaped bulge which are respectively positioned at two ends of the water channel, wherein inclined planes with the same angle are respectively arranged at the edges of the step hole and the step-shaped bulge;

by increasing the structural design of the inclined plane, the area of the joint for sealing is expanded, and therefore the sealing performance of the joint is improved.

Compared with the prior art, the utility model has the beneficial effects that: this filter-pressing board for plate filter press makes the stripper plate can be to both sides synchronous extrusion through the mode with the elasticity bag is built-in, and the edge and the central point of stripper plate put by fixed, through the elastic deformation of self, to the filter cloth side application arc extrusion force of arranging, makes the material accept the extrusion force of equidirectional, and sets up a plurality of groups frustum archs on the stripper plate surface, changes original extrusion force direction to promote the water yield of material, guarantee the filter-pressing effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the installation of the stripper plate of the present invention;

FIG. 4 is a front view of the present invention;

fig. 5 is a cross-sectional view at a of the present invention.

In the figure: 1 plate frame, 101 water course, 102 intercommunication water course, 2 elastic bag, 201 high-pressure pipe, 3 stripper plates, 301 frustum arch, 4 filter cloths, 5 central cylinders, 6 sealing rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Referring to fig. 1-5, the present invention provides a technical solution: a filter pressing plate for a plate filter press comprises a plate frame 1, wherein an elastic bag 2 is fixedly arranged in the middle of the plate frame 1, the elastic bag 2 is communicated with a high-pressure pipe 201, squeezing plates 3 are respectively arranged on two sides of the elastic bag 2, the squeezing plates 3 are elastic plates, the edge positions of the squeezing plates 3 are fixedly connected with the inner wall of the plate frame 1, filter cloth 4 is respectively arranged at two ends of the plate frame 1, the edge of the filter cloth 4 is fixedly connected with the edge of the inner wall of the plate frame 1, even-numbered water channels 101 are arranged at the corner of the plate frame 1 along the axial direction, the water channels 101 penetrate through two ends of the plate frame 1, a communicated water channel 102 communicated with a cavity between the squeezing plates 3 and the filter cloth 4 is arranged in the water channel 101, coaxial through holes are arranged at the centers of the filter cloth 4, the squeezing plates 3 and the elastic bag 2, a center cylinder 5 is arranged in each through hole, and two ends of the center cylinder 5 are respectively fixedly connected with the squeezing plates 3 and the filter cloth 4 on the corresponding sides, the surface of one side of the extrusion plate 3 close to the filter cloth 4 is provided with a plurality of groups of frustum bulges 301.

Two ends of the central cylinder 5 are provided with flanges, and the edge positions of the through holes of the extrusion plate 3 and the filter cloth 4 are fixedly arranged with the flanges;

through the flanging design, the relative positions of the extrusion plates 3 and the filter cloth 4 on the two sides are fixed, so that the elastic bag 2 can uniformly apply force to the two sides when expanding.

An elastic sealing ring 6 is stuck to the side edge of one end of the plate frame 1;

through increasing sealing ring 6, promote the sealing performance of adjacent two sets of sheet frame 1 junctions.

Both ends of the water channel 101 are provided with communicating mechanisms for sealing connection;

by adding the communication mechanism, the communication of the water channel 101 between the adjacent filter pressing plates is ensured.

The communicating mechanism comprises a step hole and a step bulge which are respectively positioned at two ends of the water channel 101, inclined planes with the same angle are respectively arranged at the edges of the step hole and the step bulge, when two adjacent groups of plate frames 1 are combined, the step bulge of one group of water channel 101 is inserted into the step hole of the other group of water channel 101, and the inclined planes of the two groups of water channel 101 are mutually contacted and sealed;

When in use: the high-pressure pipe 201 is connected with a high-pressure system, after the two groups of filter pressing plates are combined, materials are filled into the central cylinder, the materials enter between the filter cloth 4 between the two groups of filter pressing plates, circulating water is introduced into the water channel 101, soluble substances in the materials are taken away through communicating water channel 102 and material water exchange, the materials are cleaned, after the cleaning, high-pressure media are filled into the elastic bag 2 through the high-pressure pipe 201, the elastic bag 2 can expand outwards, the extrusion plate 3 is pushed to move outwards, and therefore the materials are extruded, and water in the materials flows out of the water channel 101.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a filter-pressing board for plate filter press, includes plate frame (1), its characterized in that: the improved filter plate is characterized in that an elastic bag (2) is fixedly arranged in the middle of a plate frame (1), the elastic bag (2) is communicated with a high-pressure pipe (201), squeezing plates (3) are respectively arranged on two sides of the elastic bag (2), the squeezing plates (3) are elastic plates, the edge positions of the squeezing plates (3) are fixedly connected with the inner wall of the plate frame (1), filter cloth (4) is respectively arranged at two ends of the plate frame (1), the edge of the filter cloth (4) is fixedly connected with the edge of the inner wall of the plate frame (1), an even number of water channels (101) are arranged at the corner of the plate frame (1) along the axis direction, the water channels (101) penetrate through two ends of the plate frame (1), a communicated water channel (102) communicated with a cavity between the squeezing plates (3) and the filter cloth (4) is arranged in the water channel (101), and coaxial through holes are formed in the centers of the filter cloth (4), the squeezing plates (3) and the elastic bag (2), a central cylinder (5) is arranged in the through hole, two ends of the central cylinder (5) are fixedly connected with the extrusion plate (3) and the filter cloth (4) on the corresponding side respectively, and a plurality of groups of frustum bulges (301) are arranged on the surface of one side, close to the filter cloth (4), of the extrusion plate (3).

2. The filter press plate of claim 1, wherein: flanges are arranged at two ends of the central cylinder (5), and the edge positions of the through holes of the extrusion plate (3) and the filter cloth (4) are fixedly installed with the flanges.

3. The filter press plate of claim 1, wherein: elastic sealing rings (6) are pasted on the side edges of one end of the plate frame (1).

4. The filter press plate of claim 1, wherein: and both ends of the water channel (101) are provided with communicating mechanisms for sealing connection.

5. The filter press plate according to claim 4, wherein: the communicating mechanism comprises a step hole and a step bulge which are respectively arranged at two ends of the water channel (101), inclined planes with the same angle are arranged at the edges of the step hole and the step bulge, when two adjacent plate frames (1) are combined, the step bulge of one group of water channel (101) is inserted into the step hole of the other group of water channel (101), and the inclined planes of the two groups of water channel (101) are in contact with each other and are sealed.