CN212236131U - Filter pressing module of filter press - Google Patents
Filter pressing module of filter press Download PDFInfo
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- CN212236131U CN212236131U CN202020835065.9U CN202020835065U CN212236131U CN 212236131 U CN212236131 U CN 212236131U CN 202020835065 U CN202020835065 U CN 202020835065U CN 212236131 U CN212236131 U CN 212236131U
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Abstract
The utility model relates to the field of purification equipment, in particular to a filter pressing module of a filter press, which comprises a plurality of filter pressing plates arranged along the axial direction; the filter pressing plate comprises a frame body, a flexible plate, an elastic piece and filter cloth; one two flexoplates of fixedly connected with in the frame, the feed liquor mouth of pipe has been seted up at the flexoplate middle part, elastic component fixed connection is between two flexoplates, the flexible plate deviates from elastic component one side and has seted up a plurality of annular liquid passage around the feed liquor mouth of pipe on the surface, the flowing back passageway has still been seted up on the surface of elastic component one side to the flexible plate back of the body. The beneficial effects of the utility model reside in that: the flexible plates can be concave or convex under the action of external pressure, so that the volume of the filter pressing cavity can be increased, and materials can be extruded and filtered more thoroughly by injecting a hydraulic agent between the two flexible plates; the elastic piece can support the flexible plate, and the flexible plate is prevented from being broken due to overlarge compression.
Description
Technical Field
The utility model relates to a clarification plant field, concretely relates to filter-pressing module of pressure filter.
Background
A mechanical device for dialyzing liquid by applying a certain pressure to a subject by using a special filter medium in a filter press is a common solid-liquid separation device. The method is applied to chemical production at the beginning of the 18 th century, and is still widely applied to the industries of chemical industry, pharmacy, metallurgy, dye, food, brewing, ceramics, environmental protection and the like until now.
The filter pressing module of the existing filter press can only extrude materials between filter cloths through the pressure of a booster pump generally, in the filter pressing process, the materials cannot be thoroughly extruded and filtered, and the residual filter cake after extrusion often contains a large amount of moisture.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: a filter press module of a filter press for filtering more thoroughly is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: a filter-press module of a filter press comprises a plurality of filter-press plates arranged along the axial direction;
the filter pressing plate comprises a frame body, a flexible plate, an elastic piece and filter cloth;
two flexible plates are fixedly connected in one frame body, a liquid inlet pipe orifice is formed in the middle of each flexible plate, each elastic part is fixedly connected between the two flexible plates, a plurality of annular liquid channels are formed on the surface of one side, away from the elastic part, of each flexible plate around the liquid inlet pipe orifice, a liquid discharge channel is further formed on the surface of one side, away from the elastic part, of each flexible plate, and the liquid discharge channels are sequentially communicated with all the liquid channels;
the filter cloth is fixedly connected in the frame and is positioned on one side of the flexible plate, which is away from the elastic piece;
a hydraulic inlet and a filtrate outlet are formed in the side wall of the frame body, the hydraulic inlet is located between the two flexible plates, the filtrate outlet is located between the flexible plates and the filter cloth, and the filtrate outlet is communicated with the liquid drainage channel.
The beneficial effects of the utility model reside in that: the flexible plates can be concave or convex under the action of external pressure, so that the volume of the filter pressing cavity can be increased, and materials can be extruded and filtered more thoroughly by injecting a hydraulic agent between the two flexible plates; the elastic piece can support the flexible plate, so that the flexible plate is prevented from being broken due to overlarge pressure; the annular liquid drainage channel can enhance the liquidity of filtrate and accelerate the liquid drainage rate, and meanwhile, the flexible plate can have a deformable space when being concave or convex, so that the flexible plate is prevented from being broken due to excessive tensioning on the surface.
Drawings
FIG. 1 is a schematic structural view of a filter pressing module of a filter press according to an embodiment of the present invention;
FIG. 2 is a side cross-sectional view of a filter press module of a filter press according to an embodiment of the present invention;
description of reference numerals:
1-a frame body; 11-a hydraulic inlet; 12-filtrate outlet; 13-hydraulic oil ducts; 2-a flexible plate; 21-liquid inlet pipe orifice; 22-a liquid channel; 23-a drainage channel; 3-an elastic member; 4-filter cloth; 5-a piston; 51-plug; 52-plug head; 6-a hydraulic chamber; 61-baffle ring.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 2, a filter pressing module of a filter press of the present invention includes a plurality of filter pressing plates arranged in an axial direction;
the filter pressing plate comprises a frame body 1, a flexible plate 2, an elastic piece 3 and filter cloth 4;
two flexible plates 2 are fixedly connected in one frame body 1, a liquid inlet pipe opening 21 is formed in the middle of each flexible plate 2, each elastic part 3 is fixedly connected between the two flexible plates 2, a plurality of annular liquid channels 22 are formed on the surface of one side, away from the elastic part 3, of each flexible plate 2 around the corresponding liquid inlet pipe opening 21, liquid discharge channels 23 are further formed on the surface of the other side, away from the elastic part 3, of each flexible plate 2, and the liquid discharge channels 23 are sequentially communicated with all the liquid channels 22;
the filter cloth 4 is fixedly connected in the frame body 1 and is positioned on one side of the flexible plate 2 departing from the elastic part 3;
a hydraulic inlet 11 and a filtrate outlet 12 are formed in the side wall of the frame body 1, the hydraulic inlet 11 is located between the two flexible plates 2, the filtrate outlet 12 is located between the flexible plates 2 and the filter cloth 4, and the filtrate outlet 12 is communicated with a liquid drainage channel 23.
The utility model discloses a theory of operation does: when the filter press works, all the filter pressing plates are close to each other, a filter pressing cavity is formed between the filter cloth 4 of two adjacent filter pressing plates, at the moment, a material to be subjected to filter pressing is conveyed into the filter pressing cavity by the liquid inlet pipe, the material is extruded under the action of the external booster pump, and filtrate is discharged from the liquid drainage channel 23 through the filter cloth 4.
Wherein, owing to be equipped with flexonics 2 in this application, and be equipped with elastic component 3 between the flexonics 2, consequently when not letting in the material, two flexonics 2 are outwards outstanding under elastic component 3's elastic force effect, after the material is full of the material chamber, can extrude flexonics 2, are that flexonics 2 are inwards sunken and lead to the compression of elastic component 3, and more materials can be stored to the filter-pressing intracavity this moment. Let in the hydraulic pressure agent through outside pipeline in to hydraulic pressure inlet 11, the hydraulic pressure agent can be full with the space filling between two flexible boards 2 to make flexible board 2 outwards bulge again, thereby carry out the secondary extrusion to the material, thereby make the material extruded more thoroughly.
As can be seen from the above description, the utility model has the advantages that: the flexible plates can be concave or convex under the action of external pressure, so that the volume of the filter pressing cavity can be increased, and materials can be extruded and filtered more thoroughly by injecting a hydraulic agent between the two flexible plates; the elastic piece can support the flexible plate, so that the flexible plate is prevented from being broken due to overlarge pressure; the annular liquid drainage channel can enhance the liquidity of filtrate and accelerate the liquid drainage rate, and meanwhile, the flexible plate can have a deformable space when being concave or convex, so that the flexible plate is prevented from being broken due to excessive tensioning on the surface.
Further, still include hydraulic pressure connection structure, hydraulic pressure connection structure includes piston 5 and hydraulic pressure chamber 6, piston 5 fixed connection is in framework 1 one side, hydraulic pressure chamber 6 has been seted up to one side that framework 1 deviates from piston 5, in piston 5 sliding connection is in the hydraulic pressure chamber 6 on adjacent framework 1, hydraulic pressure oil duct 13 has been seted up in the framework 1, the inside hydraulic pressure oilhole that communicates with hydraulic pressure oil duct 13 that has seted up of piston 5.
From the above description, it can be known that, by injecting a hydraulic agent into the hydraulic oil channel between two filter pressing plates connected to each other by the hydraulic connecting structure, the two filter pressing plates can be separated, and compared with the existing device for separating the filter pressing plates by one push-pull device, the separation efficiency of the filter pressing plates is greatly improved. And when the filter pressing plates are combined, impact cannot occur in the combining process due to the fact that the hydraulic agent exists inside the filter pressing plates.
Further, the piston 5 comprises a plug 51 and a plug 52, the diameter of the plug 52 is larger than that of the plug 51, a stop ring 61 is fixedly connected in the hydraulic cavity 6, and the stop ring 61 is used for limiting the plug 52.
As can be seen from the above description, the stop ring enables the plug head to be always positioned in the hydraulic cavity, and the plug head is prevented from being separated.
Further, a rubber gasket is arranged on the surface of the baffle ring 61.
From the above description, it can be seen that the rubber gasket enables the plug and the retainer ring to be in contact without causing excessive impact.
Further, the liquid passage 22 is circular, and a plurality of the liquid passages 22 are concentrically arranged.
Further, the cross-sectional shape of the liquid passage 22 is semicircular.
Further, the elastic member 3 is a spring.
Example one
A filter-press module of a filter press comprises a plurality of filter-press plates arranged along the axial direction;
the filter pressing plate comprises a frame body 1, a flexible plate 2, an elastic piece 3 and filter cloth 4;
two flexible plates 2 are fixedly connected in one frame body 1, a liquid inlet pipe opening 21 is formed in the middle of each flexible plate 2, each elastic part 3 is fixedly connected between the two flexible plates 2, each elastic part 3 is a spring, a plurality of annular liquid channels 22 are formed in the surface of one side, away from the elastic part 3, of each flexible plate 2 around the corresponding liquid inlet pipe opening 21, a liquid drainage channel 23 is further formed in the surface of one side, away from the elastic part 3, of each flexible plate 2, the liquid drainage channels 23 are sequentially communicated with all the liquid channels 22, each liquid channel 22 is circular, the liquid channels 22 are concentrically arranged, and the cross section of each liquid channel 22 is semicircular;
the filter cloth 4 is fixedly connected in the frame body 1 and is positioned on one side of the flexible plate 2 departing from the elastic part 3;
a hydraulic inlet 11 and a filtrate outlet 12 are formed in the side wall of the frame body 1, the hydraulic inlet 11 is positioned between the two flexible plates 2, the filtrate outlet 12 is positioned between the flexible plates 2 and the filter cloth 4, and the filtrate outlet 12 is communicated with a liquid drainage channel 23;
still include hydraulic pressure connection structure, hydraulic pressure connection structure includes piston 5 and hydraulic pressure chamber 6, 5 fixed connection in framework 1 one side of piston, hydraulic pressure chamber 6 has been seted up to one side that framework 1 deviates from piston 5, 5 sliding connection of piston is in the hydraulic pressure chamber 6 on adjacent framework 1, hydraulic pressure oil duct 13 has been seted up in the framework 1, the piston 5 is inside to be seted up the hydraulic pressure oilhole with 13 intercommunications of hydraulic pressure oil duct, piston 5 includes cock 51 and chock plug 52, the diameter of chock plug 52 is greater than cock 51, fixedly connected with keeps off ring 61 in the hydraulic pressure chamber 6, it is used for spacing to chock plug 52 to keep off ring 61, it is equipped with the rubber gasket to keep off ring 61 surface.
To sum up, the utility model provides a beneficial effect lies in: the flexible plates can be concave or convex under the action of external pressure, so that the volume of the filter pressing cavity can be increased, and materials can be extruded and filtered more thoroughly by injecting a hydraulic agent between the two flexible plates; the elastic piece can support the flexible plate, so that the flexible plate is prevented from being broken due to overlarge pressure; the annular liquid drainage channel can enhance the liquidity of filtrate and accelerate the liquid drainage rate, and meanwhile, the flexible plate can have a deformable space when being concave or convex, so that the flexible plate is prevented from being broken due to excessive tensioning on the surface. The two filter pressing plates connected with each other through the hydraulic connecting structure can be separated by injecting a hydraulic agent into the hydraulic oil channel, and compared with the existing device for separating the filter pressing plates through a push-pull device, the separation efficiency of the filter pressing plates is greatly improved. And when the filter pressing plates are combined, impact cannot occur in the combining process due to the fact that the hydraulic agent exists inside the filter pressing plates. The stop ring can make the chock plug be located the hydraulic pressure intracavity all the time, avoids the chock plug to break away from. The rubber gasket can prevent the plug head from causing excessive impact when contacting with the baffle ring.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (7)
1. A filter-press module of a filter press, comprising a plurality of filter-press plates arranged in an axial direction;
the filter pressing plate comprises a frame body, a flexible plate, an elastic piece and filter cloth;
two flexible plates are fixedly connected in one frame body, a liquid inlet pipe orifice is formed in the middle of each flexible plate, each elastic part is fixedly connected between the two flexible plates, a plurality of annular liquid channels are formed on the surface of one side, away from the elastic part, of each flexible plate around the liquid inlet pipe orifice, a liquid discharge channel is further formed on the surface of one side, away from the elastic part, of each flexible plate, and the liquid discharge channels are sequentially communicated with all the liquid channels;
the filter cloth is fixedly connected in the frame and is positioned on one side of the flexible plate, which is away from the elastic piece;
a hydraulic inlet and a filtrate outlet are formed in the side wall of the frame body, the hydraulic inlet is located between the two flexible plates, the filtrate outlet is located between the flexible plates and the filter cloth, and the filtrate outlet is communicated with the liquid drainage channel.
2. The filter pressing module of the filter press according to claim 1, further comprising a hydraulic connection structure, wherein the hydraulic connection structure comprises a piston and a hydraulic cavity, the piston is fixedly connected to one side of the frame body, the hydraulic cavity is formed in one side of the frame body, which is far away from the piston, the piston is slidably connected to the hydraulic cavity on the adjacent frame body, a hydraulic oil duct is formed in the frame body, and a hydraulic oil hole communicated with the hydraulic oil duct is formed in the piston.
3. A filter press module as claimed in claim 2 wherein said piston comprises a plug and a plug head, said plug head having a diameter greater than the plug, said hydraulic chamber having a retainer ring fixedly attached thereto, said retainer ring being adapted to retain the plug head.
4. A filter press module according to claim 3, wherein the baffle ring surface is provided with a rubber gasket.
5. A filter press module according to claim 1, wherein said liquid channel is annular and a plurality of said liquid channels are concentrically arranged.
6. A filter press module according to claim 1, wherein the liquid channel has a semi-circular cross-sectional shape.
7. A filter press module according to claim 1, wherein said resilient member is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020835065.9U CN212236131U (en) | 2020-05-19 | 2020-05-19 | Filter pressing module of filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020835065.9U CN212236131U (en) | 2020-05-19 | 2020-05-19 | Filter pressing module of filter press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212236131U true CN212236131U (en) | 2020-12-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020835065.9U Active CN212236131U (en) | 2020-05-19 | 2020-05-19 | Filter pressing module of filter press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212236131U (en) |
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2020
- 2020-05-19 CN CN202020835065.9U patent/CN212236131U/en active Active
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