CN219596049U - Filtering, washing and dewatering equipment - Google Patents
Filtering, washing and dewatering equipment Download PDFInfo
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- CN219596049U CN219596049U CN202321025713.4U CN202321025713U CN219596049U CN 219596049 U CN219596049 U CN 219596049U CN 202321025713 U CN202321025713 U CN 202321025713U CN 219596049 U CN219596049 U CN 219596049U
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- vacuum
- adhesive tape
- washing
- filtration unit
- annular adhesive
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Abstract
The utility model discloses filtering, washing and dewatering equipment, which comprises a vacuum suction filtration unit, wherein the vacuum suction filtration unit comprises a driving roller, a driven roller and an annular adhesive tape, the outer surface of the annular adhesive tape is covered with filter cloth, a vacuum box is arranged between the driving roller, the driven roller and the annular adhesive tape, the annular adhesive tape positioned at the upper end part is connected with the vacuum box, and the vacuum suction filtration unit is sequentially divided into a washing area, an extrusion area and a drying area from left to right; the vacuum suction filtration unit corresponds to a plurality of leaching hoppers above the washing area, a plough device is arranged between two adjacent leaching hoppers, and the plough device is arranged above the filter cloth; a pair-roller extrusion device is arranged above the corresponding extrusion area of the vacuum filtration unit, and comprises a driving roller, extrusion filter cloth, a plurality of groups of press rollers and a pair roller; and an oven is arranged above the vacuum filtration unit corresponding to the drying area and is used for further dehydrating the extruded and dehydrated solid.
Description
Technical Field
The utility model belongs to the technical field of vacuum filtration, and relates to a filtering, washing and dewatering device.
Background
In the industrial production process, some equipment is often needed to perform solid-liquid separation on the treated slurry, and after preliminary solid-liquid separation, a subsequent working section is needed to wash the solid part.
Chinese patent CN203971536U discloses a compact vacuum belt press, the apparatus is composed of a vacuum zone and a press zone, the slurry is dewatered in the vacuum zone to form a filter cake, then the filter belt holds the filter cake together into the press zone, the filter cake is wound around a multistage press roll to press and dewater, and finally the material is discharged at the discharge end. The solid is not washed, so that the subsequent working section is also required to be washed, and the operation is complex; meanwhile, only the squeezing force acts on the squeezing area to dehydrate, the squeezing force is low, the means is single, and the dehydration effect is not ideal.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a filtering, washing and dewatering device.
The technical scheme of the utility model is as follows:
the filtering, washing and dewatering equipment comprises a vacuum suction filtration unit, wherein the vacuum suction filtration unit comprises a driving roller, a driven roller and an annular adhesive tape, the outer surface of the annular adhesive tape is covered with filter cloth, a vacuum box is arranged among the driving roller, the driven roller and the annular adhesive tape, the annular adhesive tape positioned at the upper end part is connected with the vacuum box, and the vacuum suction filtration unit is sequentially divided into a washing area, an extrusion area and a drying area from left to right;
the vacuum suction filtration unit corresponds to a plurality of leaching hoppers above the washing area, a plough device is arranged between two adjacent leaching hoppers, and the plough device is arranged above the filter cloth;
a pair-roller extrusion device is arranged above the corresponding extrusion area of the vacuum filtration unit, and comprises a driving roller, extrusion filter cloth, a plurality of groups of press rollers and a pair roller;
and an oven is arranged above the vacuum filtration unit corresponding to the drying area.
The extrusion area can furthest remove the water in the filter cake under the condition of common wrapping of upper and lower filter cloth, and meanwhile, the extrusion area is provided with a plurality of groups of press rolls and counter rolls, so that the filter cake is extruded under the conditions of high pressure and line contact, and the water in the filter cake is furthest removed; and a drying area, wherein an oven is arranged above the filter cloth, hot air is blown to the filter cake, and the moisture in the filter cake is further removed.
Preferably, the annular adhesive tape is in sliding contact with the vacuum box.
In a preferred scheme, the annular adhesive tape is provided with a transverse groove.
In a preferred scheme, the upper surface of the vacuum box is provided with a plurality of small holes, and the vacuum box is connected with a vacuum pump.
Preferably, the leaching hoppers are arranged above the filter cloth at equal intervals, and the plow material device is arranged at the middle position of two adjacent leaching hoppers.
In the preferred scheme, the plow material device is a coulter and is used for plowing up the filter cake on the filter cloth, thereby being beneficial to improving the dehydration speed and the washing effect.
In a preferred scheme, the filtering, washing and dewatering equipment further comprises a distributing device, wherein the distributing device is arranged on one side of the vacuum filtration unit close to the driven roller.
The filter washing dehydration equipment also comprises an annular adhesive tape cleaning device and a filter cloth cleaning device, wherein the annular adhesive tape cleaning device is positioned below the side of the driving roller and is used for cleaning the annular adhesive tape; the filter cloth cleaning device is positioned below the driving roller and above the corresponding filter cloth and is used for cleaning the filter cloth.
In a preferred scheme, the filtering, washing and dewatering equipment further comprises a deviation rectifying device, and the deviation rectifying device is positioned below the driven roller.
The beneficial technical effects are as follows:
according to the filtering, washing and dewatering equipment, an annular adhesive tape is continuously operated by a motor for decelerating and driving a driving roller, filter cloth is paved on the annular adhesive tape for synchronous operation, the annular adhesive tape is in sliding contact with a vacuum box (water is introduced between the vacuum box and the annular adhesive tape to form water seal), when a vacuum pump is started, a vacuum suction filtration area is formed on the annular adhesive tape, slurry is uniformly distributed on the filter cloth by a distributing device, under the action of vacuum, filtrate passes through the filter cloth, is gathered through transverse grooves on the annular adhesive tape and enters the vacuum box through small holes, solid particles are intercepted to form a filter cake, and liquid entering the vacuum box is discharged through a vapor-water separator; and the formed filter cake sequentially enters a washing area, an extrusion area and a drying area along with the movement of the annular adhesive tape, so that the solid is washed and separated from solid and liquid, and finally, the filter cloth is separated from the annular adhesive tape, the filter cake is removed, and the filter cloth and the annular adhesive tape after the filter cake removal are cleaned and regenerated.
The utility model integrates the functions of vacuum suction, double-filter cloth extrusion and twin-roll extrusion and drying, and can realize washing and solid-liquid separation simultaneously by one device.
Drawings
For a clearer description of the technical solution of the implementation of the present utility model, the following figures are briefly described. The following description of the drawings is merely exemplary of some embodiments of the present utility model and may be practiced by those skilled in the art without undue burden, in light of the drawings and the actual manufacturing considerations.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the annular adhesive tape and the vacuum box;
description of the reference numerals: 1-driving roller, 2-driven roller, 3-annular adhesive tape, 4-filter cloth, 5-vacuum box, 6-leaching bucket, 7-driving roller, 8-extrusion filter cloth, 9-compression roller, 10-pair roller, 11-oven, 12-vacuum pump, 13-coulter, 14-distributor, 15-annular adhesive tape cleaning device, 16-filter cloth cleaning device and 17-deviation correcting device.
Detailed Description
The utility model will be described in further detail with reference to the accompanying drawings and specific examples:
it should be noted that, unless specifically stated otherwise, all references to "upper", "lower", "left", "right", "front" and "rear" describing an orientation herein do not refer to the orientation, but merely for convenience of description, the product may be placed in different directions and descriptions thereof may be different. Those skilled in the art can understand the direction without making any creative effort, and all directions are within the protection scope of the present utility model.
Example 1
As shown in fig. 1-2, the filtering, washing and dewatering equipment comprises a vacuum suction filtration unit, wherein the vacuum suction filtration unit comprises a driving roller 1, a driven roller 2 and an annular adhesive tape 3, the outer surface of the annular adhesive tape 3 is covered with filter cloth 4, a vacuum box 5 is arranged between the driving roller 1, the driven roller 2 and the annular adhesive tape 3, the annular adhesive tape 3 positioned at the upper end part is connected with the vacuum box 5, and the vacuum suction filtration unit is sequentially divided into a washing area, an extrusion area and a drying area from left to right;
a plurality of leaching hoppers 6 are arranged above the washing area corresponding to the vacuum suction filtering unit, a coulter 13 is arranged between two adjacent leaching hoppers 6, and the coulter 13 is arranged above the filter cloth 4;
a pair-roller extruding device is arranged above the corresponding extruding area of the vacuum suction filtering unit, and comprises a driving roller 7, an extruding filter cloth 8, a plurality of groups of press rollers 9 and a pair roller 10;
and an oven 11 is arranged above the vacuum filtration unit corresponding to the drying area and is used for further dehydrating the extruded and dehydrated solid.
In order to improve the washing effect, the leaching hoppers are arranged at equal intervals, and the coulter 13 is arranged at the middle position of the two leaching hoppers 6.
In this embodiment, the annular adhesive tape 3 is in sliding contact with the vacuum box 5; the annular adhesive tape 3 is provided with a transverse groove; the upper surface of the vacuum box 5 is provided with a plurality of small holes, and the vacuum box 5 is connected with a vacuum pump 12 through a hose.
In this embodiment, the filter washing and dewatering apparatus further includes a distributor 14, and the distributor 14 is disposed on the side of the vacuum filtration unit near the driven roller 2.
In the embodiment, the filtering, washing and dewatering device further comprises an annular adhesive tape cleaning device 15 and a filter cloth cleaning device 16, wherein the annular adhesive tape cleaning device 15 is positioned below the side of the driving roller 1 and is used for cleaning the annular adhesive tape; the filter cloth cleaning device 16 is positioned below the driving roller 1 and above the filter cloth 4, and is used for cleaning the filter cloth.
In this embodiment, the filtering, washing and dewatering device further comprises a deviation rectifying device 17, and the deviation rectifying device 17 is located below the driven roller 2.
The working principle of the utility model is as follows:
the annular adhesive tape is continuously operated by a motor for decelerating and driving a driving roller, filter cloth is paved on the annular adhesive tape for synchronous operation, the annular adhesive tape is in sliding contact with a vacuum box (water is introduced between the vacuum box and the annular adhesive tape to form water seal), when a vacuum pump is started, a vacuum suction filtration area is formed on the annular adhesive tape, slurry is uniformly distributed on the filter cloth by a distributing device, under the action of vacuum, filtrate passes through the filter cloth, is gathered through transverse grooves on the annular adhesive tape and enters the vacuum box through small holes, solid particles are intercepted to form a filter cake, and liquid entering the vacuum box is discharged through a steam-water separator; and the formed filter cake sequentially enters a washing area, an extrusion area and a drying area along with the movement of the annular adhesive tape, so that the solid is washed and separated from solid and liquid, and finally, the filter cloth is separated from the annular adhesive tape, the filter cake is removed, and the filter cloth and the annular adhesive tape after the filter cake removal are cleaned and regenerated.
The above description is merely a preferred embodiment of the present utility model, and the scope of the present utility model is not limited to the above examples. Modifications and variations which would be obvious to those skilled in the art without departing from the spirit of the utility model are also considered to be within the scope of the utility model.
Claims (6)
1. The filtering, washing and dewatering equipment comprises a vacuum suction filtration unit, wherein the vacuum suction filtration unit comprises a driving roller (1), a driven roller (2) and an annular adhesive tape (3), the outer surface of the annular adhesive tape (3) is covered with filter cloth (4), a vacuum box (5) is arranged between the driving roller (1), the driven roller (2) and the annular adhesive tape (3), and the annular adhesive tape (3) positioned at the upper end part is connected with the vacuum box (5), and the filtering and dewatering equipment is characterized in that the vacuum suction filtration unit is sequentially divided into a washing area, an extrusion area and a drying area from left to right;
the vacuum suction filtration unit corresponds to a plurality of leaching hoppers (6) above the washing area, a plough device (13) is arranged between two adjacent leaching hoppers (6), and the plough device (13) is arranged above the filter cloth (4);
a pair-roller extrusion device is arranged above the corresponding extrusion area of the vacuum filtration unit, and comprises a driving roller (7), extrusion filter cloth (8), a plurality of groups of press rollers (9) and a pair roller (10);
an oven (11) is arranged above the vacuum filtration unit corresponding to the drying area.
2. The filter washing and dewatering device according to claim 1, characterized in that the endless belt (3) is in sliding contact with a vacuum box (5).
3. The filtering, washing and dewatering equipment according to claim 2, characterized in that the annular adhesive tape (3) is provided with transverse grooves.
4. A filter washing and dewatering device according to claim 3, characterized in that the upper surface of the vacuum box (5) is provided with a number of small holes, the vacuum box (5) being connected to a vacuum pump (12).
5. The filtering, washing and dewatering equipment according to claim 1, characterized in that the leaching hoppers (6) are arranged above the filter cloth (4) at equal intervals, and the plow device (13) is arranged at the middle position of two adjacent leaching hoppers (6).
6. A filtering, washing and dewatering apparatus according to claim 1 or 5, characterized in that the plow (13) is a plow blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321025713.4U CN219596049U (en) | 2023-04-28 | 2023-04-28 | Filtering, washing and dewatering equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321025713.4U CN219596049U (en) | 2023-04-28 | 2023-04-28 | Filtering, washing and dewatering equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219596049U true CN219596049U (en) | 2023-08-29 |
Family
ID=87752091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321025713.4U Active CN219596049U (en) | 2023-04-28 | 2023-04-28 | Filtering, washing and dewatering equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219596049U (en) |
-
2023
- 2023-04-28 CN CN202321025713.4U patent/CN219596049U/en active Active
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