CN220405023U - High-pressure composite squeezing mechanism of vacuum belt filter - Google Patents
High-pressure composite squeezing mechanism of vacuum belt filter Download PDFInfo
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- CN220405023U CN220405023U CN202321945078.1U CN202321945078U CN220405023U CN 220405023 U CN220405023 U CN 220405023U CN 202321945078 U CN202321945078 U CN 202321945078U CN 220405023 U CN220405023 U CN 220405023U
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- filter
- filter cake
- pressing
- press
- pressure
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- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 239000012065 filter cake Substances 0.000 claims abstract description 46
- 238000003825 pressing Methods 0.000 claims abstract description 43
- 239000004744 fabric Substances 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 9
- 238000001179 sorption measurement Methods 0.000 claims abstract description 9
- 230000008595 infiltration Effects 0.000 claims abstract 2
- 238000001764 infiltration Methods 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000012466 permeate Substances 0.000 abstract description 5
- 230000018044 dehydration Effects 0.000 abstract description 3
- 238000006297 dehydration reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The application relates to a high-pressure composite press mechanism of a vacuum belt filter, which comprises: the belt conveyor comprises a conveying filter cloth for loading and conveying the solid-liquid mixture, and a squeezing assembly is arranged above the moving end of the belt conveyor; the squeezing assembly comprises a hydraulic cylinder, and a pressing plate for squeezing and conveying the solid-liquid mixture on the filter cloth is arranged on a power output rod of the hydraulic cylinder; the bottom surface is provided with the indent under the clamp plate, and the clamp plate side is provided with a plurality of gas pockets that link up with the indent, lets in the gas pocket has the high-pressure gas that is used for driving the downward infiltration of the moisture above the filter cake. According to the utility model, the air holes penetrating through the pressing grooves are formed in the pressing plate, and high-pressure gas is introduced into the upper surface of the filter cake during mechanical pressing, so that pressed moisture permeates the filter cake to flow downwards or be discharged to the side, and the dehydration effect of the filter cake is improved; the utility model adopts three composite pressing modes of high-pressure air, negative pressure adsorption and mechanical pressing, improves the pressure when pressing the filter cake, and ensures that the filter cake is dehydrated more fully.
Description
Technical Field
The application belongs to the technical field of vacuum belt filters, and particularly relates to a high-pressure composite pressing mechanism of a vacuum belt filter.
Background
The existing squeezing mechanism of the vacuum belt filter is generally only provided with a mechanical squeezing part, when the mechanical squeezing part squeezes the filter cake, the water squeezed below the filter cake can be absorbed by the negative pressure adsorption device, but the water squeezed below the filter cake can not flow away completely, a part of water can remain on the surface of the filter cake, and after the mechanical squeezing part breaks away from the filter cake, the water remaining on the upper surface of the filter cake can be adsorbed by the filter cake or continuously remain on the surface of the filter cake, so that the water content of the filter cake exceeds the standard.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to solve the defects in the prior art, the squeezing mechanism of the high-pressure composite squeezing mechanism of the vacuum belt filter aims at squeezing a filter cake, and high-pressure gas is introduced into the upper surface of the filter cake, so that squeezed water permeates the filter cake to flow downwards or be discharged to the side surface, and the dehydration effect of the filter cake is improved.
The technical scheme adopted for solving the technical problems is as follows:
a high pressure composite press mechanism for a vacuum belt filter, comprising:
the belt conveyor comprises a conveying filter cloth for loading and conveying a solid-liquid mixture or a filter cake, and a squeezing assembly is arranged above the moving end of the belt conveyor;
the squeezing assembly comprises a hydraulic cylinder, and a pressing plate for squeezing and conveying filter cakes on the filter cloth is arranged on a power output rod of the hydraulic cylinder;
the bottom surface is provided with the indent under the clamp plate, the clamp plate side is provided with a plurality of gas pockets that link up with the indent, let in the gas pocket and be used for driving the downward high-pressure gas that permeates of the moisture above the filter cake.
Preferably, the high-pressure composite pressing mechanism of the vacuum belt filter is characterized in that a vacuum adsorption cavity is arranged on a belt conveyor below the pressing plate and is used for adsorbing moisture in a solid-liquid mixture or a filter cake.
Preferably, in the high-pressure composite pressing mechanism of the vacuum belt filter, an elastic buffer element is arranged between the pressing plate and the power output rod of the hydraulic cylinder.
Preferably, the high-pressure compound pressing mechanism of the vacuum belt filter is characterized in that the pressing groove is a grid groove.
Preferably, the high-pressure composite squeezing mechanism of the vacuum belt filter is characterized in that a squeezing filter cloth is further arranged between the pressing plate and the filter cake, and the squeezing filter cloth is used for isolating the pressing plate and the filter cake.
The beneficial effects of the utility model are as follows:
(1) According to the utility model, the air holes penetrating through the pressing grooves are formed in the pressing plate, and high-pressure gas is introduced into the upper surface of the filter cake during mechanical pressing, so that pressed moisture permeates the filter cake to flow downwards or be discharged to the side, and the dehydration effect of the filter cake is improved;
(2) The utility model adopts three composite pressing modes of high-pressure air, negative pressure adsorption and mechanical pressing, improves the pressure when pressing the filter cake, and ensures that the filter cake is dehydrated more fully.
Drawings
The technical scheme of the application is further described below with reference to the accompanying drawings and examples.
FIG. 1 is a schematic three-dimensional structure of an embodiment of the present application;
FIG. 2 is a schematic view of a platen structure according to an embodiment of the present application;
FIG. 3 is a schematic view of the press filter cloth mounting structure of an embodiment of the present application;
the reference numerals in the figures are:
a belt conveyor 10;
conveying the filter cloth 11;
a press assembly 20;
a hydraulic cylinder 21;
a pressing plate 22;
a pressing groove 221;
an air hole 222;
press the filter cloth 23.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of protection of the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application can be understood by those of ordinary skill in the art in a specific context.
The technical solutions of the present application will be described in detail below with reference to the accompanying drawings in combination with embodiments.
Examples
The present embodiment provides a high-pressure composite press mechanism of a vacuum belt filter, referring to fig. 1 to 3, the structure includes:
the belt conveyor 10, the belt conveyor 10 includes the transport filter cloth 11 that is used for loading and conveying solid-liquid mixture or filter cake, is provided with the squeezing subassembly 20 above belt conveyor 10 motion end, and belt conveyor 10's filter disc bottom is provided with the vacuum adsorption chamber, and the vacuum adsorption chamber is used for adsorbing the moisture in solid-liquid mixture or the filter cake.
Specifically, the pressing assembly 20 includes a hydraulic cylinder 21, and a pressing plate 22 for pressing and conveying the cake on the filter cloth 11 is provided on a power output rod of the hydraulic cylinder 21.
In practice, when the solid-liquid mixture is adsorbed by the vacuum adsorption chamber in the front stage and reaches the lower part of the pressing plate 22, no flowing water is on the surface, and a fixed filter cake is formed.
Preferably, in the high-pressure composite pressing mechanism of the vacuum belt filter of the embodiment, a pressing groove 221 is formed in the lower bottom surface of the pressing plate 22, the pressing groove 221 is formed as a grid groove, a plurality of air holes 222 penetrating the pressing groove 221 are formed in the side surface of the pressing plate 22, and the air holes 222 are connected with a high-pressure air pump or an air compressor through air pipes.
When the hydraulic cylinder 21 stretches out to act, the pressing plate 22 is pushed to press the filter cake, the high-pressure air pump or the air compressor is simultaneously opened to introduce high-pressure air into the contact surface of the pressing plate 22 and the filter cake through the air hole 222, the high-pressure air drives the water above the filter cake to permeate downwards, the water is sucked away under the action of negative pressure in the vacuum adsorption cavity, and the water separated from the filter cake is more thoroughly separated.
Preferably, in the high-pressure composite pressing mechanism of the vacuum belt filter of the embodiment, a buffer spring is arranged between the pressing plate 22 and the power output rod of the hydraulic cylinder 21, so as to play a role in buffer protection.
Preferably, a high-pressure composite squeezing mechanism of the vacuum belt filter of the embodiment is further provided with a squeezing filter cloth 23 between the pressing plate 22 and the filter cake, wherein the squeezing filter cloth 23 is used for isolating the pressing plate 22 from the filter cake, so that the pressing plate 22 is convenient to separate from the filter cake.
With the above-described preferred embodiments according to the present application as a teaching, the related workers can make various changes and modifications without departing from the scope of the technical idea of the present application. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of claims.
Claims (5)
1. A high pressure composite press mechanism for a vacuum belt filter, comprising:
-a belt conveyor (10), the belt conveyor (10) comprising a conveying filter cloth (11) for loading and conveying a solid-liquid mixture or filter cake, the belt conveyor (10) being provided with a press assembly (20) above the moving end;
the squeezing assembly (20) comprises a hydraulic cylinder (21), and a pressing plate (22) for squeezing and conveying filter cakes on the filter cloth (11) is arranged on a power output rod of the hydraulic cylinder (21);
the bottom surface is provided with indent (221) under clamp plate (22), clamp plate (22) side is provided with a plurality of gas pockets (222) that link up with indent (221), it has the high-pressure gas that is used for driving the downward infiltration of the moisture above the filter cake to lead to in gas pocket (222).
2. A high pressure composite press mechanism of a vacuum belt filter according to claim 1, characterized in that a vacuum adsorption chamber for adsorbing moisture in a solid-liquid mixture or filter cake is provided on the belt conveyor (10) under the press plate (22).
3. A high-pressure compound press mechanism of a vacuum belt filter according to claim 2, characterized in that an elastic buffer element is arranged between the press plate (22) and the power take-off rod of the hydraulic cylinder (21).
4. A high pressure compound press mechanism of a vacuum belt filter according to claim 3, characterized in that the press vat (221) is arranged as a grating vat.
5. A high pressure composite press mechanism of a vacuum belt filter according to any of claims 1-4, characterized in that a press filter cloth (23) is further arranged between the press plate (22) and the filter cake, the press filter cloth (23) being used for isolating the press plate (22) from the filter cake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321945078.1U CN220405023U (en) | 2023-07-24 | 2023-07-24 | High-pressure composite squeezing mechanism of vacuum belt filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321945078.1U CN220405023U (en) | 2023-07-24 | 2023-07-24 | High-pressure composite squeezing mechanism of vacuum belt filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220405023U true CN220405023U (en) | 2024-01-30 |
Family
ID=89649426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321945078.1U Active CN220405023U (en) | 2023-07-24 | 2023-07-24 | High-pressure composite squeezing mechanism of vacuum belt filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220405023U (en) |
-
2023
- 2023-07-24 CN CN202321945078.1U patent/CN220405023U/en active Active
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