CN102500147B - Variable-chamber-containing box filter plate of box filter press - Google Patents
Variable-chamber-containing box filter plate of box filter press Download PDFInfo
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- CN102500147B CN102500147B CN201110307758.6A CN201110307758A CN102500147B CN 102500147 B CN102500147 B CN 102500147B CN 201110307758 A CN201110307758 A CN 201110307758A CN 102500147 B CN102500147 B CN 102500147B
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- plate
- chamber
- filter
- bearing plate
- porous disc
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Abstract
The invention relates to a variable-chamber-containing box filter plate of a box filter press. The filter plate comprises a bearing plate and a press plate. The bearing plate and the press plate have corresponding shapes and sizes, and are equipped with a positioning pin, which makes the bearing plate and press plate move relatively but not rotate relatively. The inner and outer side surfaces of the bearing plate are provided thereon with a concave chamber and a convex chamber, respectively, an inner water permeable plate is arranged in the concave chamber, an elastic member is arranged between the inner water permeable plate and the press plate, and an outer water permeable plate is arranged in the convex chamber. Each of the outer water permeable plate, the bearing plate, the inner water permeable plate and the press plate is provided with a round via-hole at the center. The variable-chamber-containing box filter plate is improved upon a common filter plate in the invention. By adopting the press plate and bearing plate made of steel material, and mounting a high-strength elastic member between the press plate and bearing plate for holding the size of the chamber, the inventive filter plate can withstand high-pressure filtration, pressure difference at two sides of the filter plate and high-pressure pressing, meanwhile, the filtration performance of the filter plate is ensured by mounting the water permeable plates on the bearing plate.
Description
Technical field
The present invention relates to the filter-plate structure on chamber-type press filter, specifically a kind of variable chamber chamber filter plate.
Background technology
Filter press is typical intermittently operated pressure filtration facility, is applicable to the Separation of Solid and Liquid of various suspension.Be widely used in chemical industry, oil, pharmacy, food, light under, coal washing, fuel and the industry such as metallurgical, be also applicable to the environmental wastewater processing procedures such as weaving, printing and dyeing, leather, papermaking.A kind of desirable solid-liquid two device for phase saparation.Filter press mainly contains three kinds of plate and frame filter press, chamber-type press filter and vertical type blotter press, and chamber-type press filter is applicable under elevated pressures, to filter and filter residue does not need the slip of washing.
The structure of existing chamber-type press filter generally as shown in Figure 1 and Figure 2, it is mainly by thrust plate 1, a plate 2, the parts such as filter plate 3, crossbeam 4, tailgate 5, pressure strip 6, filter medium and hold down gag 7 form, two crossbeams 4 are thrust plate 1 and the hold down gag 7 formation frame that connects together, and in frame, pressure strip 6 is hinged with hold down gag 7; Between thrust plate 1 and pressure strip 6, be arranged in order filter plate 3, all filter plates 3 all can be put and hang on crossbeam 4 by the handle 10 of self both sides, and can move along crossbeam 4 horizontal directions, between adjacent filter plate 3, clip filter medium (filter cloth or filter paper etc.), form filter chamber; Plate 2 is fixed on thrust plate 1, and tailgate 5 is fixed on movably on pressure strip 6; Hold down gag 7 promotes pressure strip 6, and all filter plates 1 are pressed in frame, reaches after specified thrust, can filter.Filter while starting, slip is under the promotion of feed pump, and the charging aperture on thrust plate 1 enters in each filter chamber, and the pressure of borrowing feed pump to produce filters.Solid particle is filtered medium and is trapped in filter chamber, and filtrate sees through medium, by water nozzle (free flow) or liquid valve (undercurrent), is discharged.
But in some occasion, existing chamber-type press filter filter pressure is not enough height, filter plate 4 can not bear the pressure reduction on high-pressure filteration, filter plate 4 both sides can not be too high, cannot realize the object of further reduction moisture content.Therefore need to be improved.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of variable chamber chamber filter plate being applied on chamber-type press filter is provided, its structure is ingenious rationally can improve the filter pressure of filter press greatly, thereby has realized the object that reduces moisture content.
According to technical scheme provided by the invention: the variable chamber chamber filter plate of chamber-type press filter, it is characterized in that: comprise bearing plate and pressing plate, the shape size of described bearing plate and pressing plate is corresponding and be fitted with alignment pin, and alignment pin makes bearing plate and pressing plate can relatively move and can not relatively rotate; In described bearing plate, on lateral surface, be respectively equipped with inner cavity and outer cavity, in described inner cavity, be equipped with interior porous disc, between interior porous disc and described pressing plate, clamp flexible, in described outer cavity, be equipped with outer porous disc; The center of described outer porous disc, bearing plate, interior porous disc and pressing plate offers the circular hole of perforation.
As a further improvement on the present invention, described bearing plate periphery offers alignment pin through hole, and the corresponding position of described pressing plate offers dowel hole, and alignment pin inserts and stretches in the dowel hole adopting on pressing plate by the alignment pin through hole on bearing plate.
As a further improvement on the present invention, the thickness of described interior porous disc is greater than the thickness of outer porous disc.
As a further improvement on the present invention, described interior porous disc and outer porous disc all adopt polypropylene (PP) material to make, and described bearing plate and pressing plate all adopt steel material to make.
As a further improvement on the present invention, described elastic component adopts spring, such as traditional cylindrical shape Compress Spring.
The present invention compared with prior art, advantage is: the present invention improves the filter plate of existing chamber-type press filter, common filter plate is modified into the box filter plate of variable chamber, this filter plate is different from the high-pressure polypropylene filter plate of diaphragm type completely, it has adopted pressing plate and the bearing plate of being made by steel material, and between pressing plate and bearing plate, clamped high strength elastic part and maintained chamber size, guarantee that filter plate can bear pressure reduction and the high-pressure compressing on high-pressure filteration, filter plate both sides, on bearing plate, assembled porous disc, guaranteed the strainability of filter plate simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural front view of chamber-type press filter.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is variable chamber chamber filter plate structural front view of the present invention.
Fig. 4 is the A-A cutaway view in Fig. 3.
Description of reference numerals: porous disc, 14-alignment pin, 15-elastic component, 16-pressing plate, 17-circular hole in 1-thrust plate, a 2-plate, 3-filter plate, 4-crossbeam, 5-tailgate, 6-pressure strip, 7-hold down gag, 8-dreg removing system, 9-drainage system, 10-handle, the outer porous disc of 11-, 12-bearing plate, 13-.
The specific embodiment
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in Figure 1 and Figure 2: the variable chamber chamber filter plate of described chamber-type press filter is mainly comprised of outer porous disc 11, bearing plate 12, interior porous disc 13, alignment pin 14, elastic component 15 and pressing plate 16, corresponding and the equipped alignment pin 14 of shape size of described bearing plate 12 and pressing plate 16, the effect of alignment pin 14 is to make bearing plate 12 and pressing plate 16 can relatively move and can not relatively rotate; On the interior lateral surface of described bearing plate 12, be respectively equipped with inner cavity and outer cavity, described interior porous disc 13 is assemblied in inner cavity, between interior porous disc 13 and described pressing plate 16, clamps elastic component 15, and described outer porous disc 11 is assemblied in outer cavity; Described outer porous disc 11, bearing plate 12, interior porous disc 13 and pressing plate 16 center offer the circular hole 17 of perforation.Described elastic component 15 preferably adopts spring, such as traditional cylindrical shape Compress Spring, can certainly adopt the spring of other form.
The assembling mode of described alignment pin 14 as shown in Figure 1, at bearing plate 12 peripheries, offer alignment pin through hole, in pressing plate 16Shang corresponding position, offer dowel hole, alignment pin 14 inserts and stretches in the dowel hole adopting on pressing plate 16 by the alignment pin through hole on bearing plate 12, and alignment pin 14 heads can move axially but can not deviate from alignment pin through hole.
As shown in Figure 1, the thickness of described interior porous disc 13 is greater than the thickness of outer porous disc 11, and thicker interior porous disc 13 has higher intensity, can sustain the pressure of elastic component 15.
As shown in Figure 1, described interior porous disc 13 and outer porous disc 11 all adopt polypropylene (PP) material to make, and its corrosion resistance and intensity are all relatively good; Described bearing plate 12 and pressing plate 16 all adopt steel material to make, thereby make its structural strength obtain effective assurance.
The present invention is modified into the box filter plate 3 of variable chamber by the common filter plate 3 on existing chamber-type press filter, this filter plate 3 has adopted pressing plate 16 and the bearing plate 12 of being made by steel material, and between pressing plate 16 and bearing plate 12, clamped high strength elastic part 14 and maintained chamber size, guarantee that filter plate 3 can bear pressure reduction and the high-pressure compressing on high-pressure filteration, filter plate 3 both sides, on bearing plate 12, assembled porous disc, guaranteed the strainability of filter plate 3 simultaneously.In order to coordinate the application of this kind of filter plate 3, on chamber-type press filter, also need to set up high-pressure compressing system, and remaining hydraulic system, dreg removing system 8, drainage system 9 and filter residue induction system etc. still can adopt the existing parts on chamber-type press filter.
During concrete application, as shown in Figure 1 and Figure 2, box filter plate 3 horizontal parallel of variable chamber of the present invention are arranged, by the handle 10 of himself, put and hang on housiung separator 4, and can relatively move along arranging fore-and-aft direction, arranging fore-and-aft direction is also the squeeze force direction of hold down gag 7, and what the hold down gag 7 of diagram chamber-type press filter adopted is hydraulic means.
With sludge press filtration, be treated to example, when charging, hydraulic system only provides an initial pressure, slip while maintaining charging (mud) is material spray not, now be equivalent to common chamber-type press filter, after charging finishes, now in filter chamber, the moisture content of mud is about 70%～80%.Then high-pressure compressing system is started working, by 15 compressions of the elastic component between bearing plate 12 and pressing plate 16, under the effect of pressing plate 16 and bearing plate 12, mud dewaters being greater than under the pressure of 1.5MPa, mud is squeezed squeezing and further dewaters, and through squeezing, moisture percentage in sewage sludge is less than 50%; Then proceed to dump program, the mud after high-pressure compressing is unloaded from equipment, by filter residue induction system, be transported to dry dust field, transport outward or burn to boiler, complete a course of work.
Claims (5)
1. the variable chamber chamber filter plate of chamber-type press filter, it is characterized in that: comprise bearing plate (12) and pressing plate (16), the shape size of described bearing plate (12) and pressing plate (16) is corresponding and be fitted with alignment pin (14), and alignment pin (14) makes bearing plate (12) and pressing plate (16) can relatively move and can not relatively rotate; On the interior lateral surface of described bearing plate (12), be respectively equipped with inner cavity and outer cavity, in described inner cavity, be equipped with interior porous disc (13), between interior porous disc (13) and described pressing plate (16), clamp flexible (15), in described outer cavity, be equipped with outer porous disc (11); The center of described outer porous disc (11), bearing plate (12), interior porous disc (13) and pressing plate (16) offers the circular hole (17) of perforation.
2. the variable chamber chamber filter plate of chamber-type press filter as claimed in claim 1, it is characterized in that: described bearing plate (12) periphery offers alignment pin through hole, the corresponding position of described pressing plate (16) offers dowel hole, and alignment pin (14) inserts and stretches in the dowel hole adopting on pressing plate (16) by the alignment pin through hole on bearing plate (12).
3. the variable chamber chamber filter plate of chamber-type press filter as claimed in claim 1, is characterized in that: the thickness of described interior porous disc (13) is greater than the thickness of outer porous disc (11).
4. the variable chamber chamber filter plate of chamber-type press filter as claimed in claim 1, it is characterized in that: described interior porous disc (13) and outer porous disc (11) all adopt polypropylene material to make, described bearing plate (12) and pressing plate (16) all adopt steel material to make.
5. the variable chamber chamber filter plate of chamber-type press filter as claimed in claim 1, is characterized in that: described elastic component (15) adopts spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110307758.6A CN102500147B (en) | 2011-10-10 | 2011-10-10 | Variable-chamber-containing box filter plate of box filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110307758.6A CN102500147B (en) | 2011-10-10 | 2011-10-10 | Variable-chamber-containing box filter plate of box filter press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102500147A CN102500147A (en) | 2012-06-20 |
| CN102500147B true CN102500147B (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110307758.6A Expired - Fee Related CN102500147B (en) | 2011-10-10 | 2011-10-10 | Variable-chamber-containing box filter plate of box filter press |
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| CN (1) | CN102500147B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872622B (en) * | 2012-10-17 | 2015-11-25 | 无锡锦和科技有限公司 | A kind of variable mould cavity collection drain assembly of filter press |
| CN103331045A (en) * | 2013-07-22 | 2013-10-02 | 江苏康泰环保设备有限公司 | Reusable elastic pressure filtration plate |
| CN105268222A (en) * | 2015-11-30 | 2016-01-27 | 无锡鼎天环保设备有限公司 | Filter plate structure of chamber type filter press |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2121261U (en) * | 1992-05-08 | 1992-11-11 | 冶金部长沙矿冶研究院 | Horizontal pressing filter |
| JP2550251B2 (en) * | 1992-02-28 | 1996-11-06 | 株式会社栗田機械製作所 | Pressing filter plate for pressing filter press |
| CN2601721Y (en) * | 2003-01-17 | 2004-02-04 | 南松贵 | Filtering device of press filter |
| CN201744208U (en) * | 2010-08-09 | 2011-02-16 | 张国清 | Compressible filter plate |
| CN202289608U (en) * | 2011-10-10 | 2012-07-04 | 无锡鼎天环保设备有限公司 | Changeable-cavity chamber type filter plate for chamber filter press |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5678610A (en) * | 1979-11-30 | 1981-06-27 | Tetsuya Kurita | Pressing type filter press apparatus |
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2011
- 2011-10-10 CN CN201110307758.6A patent/CN102500147B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2550251B2 (en) * | 1992-02-28 | 1996-11-06 | 株式会社栗田機械製作所 | Pressing filter plate for pressing filter press |
| CN2121261U (en) * | 1992-05-08 | 1992-11-11 | 冶金部长沙矿冶研究院 | Horizontal pressing filter |
| CN2601721Y (en) * | 2003-01-17 | 2004-02-04 | 南松贵 | Filtering device of press filter |
| CN201744208U (en) * | 2010-08-09 | 2011-02-16 | 张国清 | Compressible filter plate |
| CN202289608U (en) * | 2011-10-10 | 2012-07-04 | 无锡鼎天环保设备有限公司 | Changeable-cavity chamber type filter plate for chamber filter press |
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| Publication number | Publication date |
|---|---|
| CN102500147A (en) | 2012-06-20 |
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Granted publication date: 20140115 Termination date: 20181010 |