CN103223269A - Energy-saving diaphragm type pressure filter - Google Patents
Energy-saving diaphragm type pressure filter Download PDFInfo
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- CN103223269A CN103223269A CN2013101378431A CN201310137843A CN103223269A CN 103223269 A CN103223269 A CN 103223269A CN 2013101378431 A CN2013101378431 A CN 2013101378431A CN 201310137843 A CN201310137843 A CN 201310137843A CN 103223269 A CN103223269 A CN 103223269A
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Abstract
The invention discloses an energy-saving diaphragm type pressure filter, comprising a thrust plate, a compressing plate, filter plates and a top press oil cylinder, wherein the thrust plate and the compressing plate are arranged oppositely; the compressing plate is connected to a piston rod of the top press oil cylinder; the filter plates are successively arranged and pressed tightly between the thrust plate and the compressing plate; a filter cloth is clamped between each adjacent filter plates so as to form a filter chamber; an elastic membrane is arranged between each filter plate and corresponding filter cloth; the thrust plate is provided with a material-feeding port communicated with each filter chamber; the material-feeding port is communicated with a slurry pump pipe with a control valve; the thrust plate is also provided with dewatering ports passing through the filter plates and the elastic membranes; the dewatering ports are communicated with a high pressure medium pump pipe with the control valve; and the high pressure medium pump pipe with the control valve and a blow-off pipe are connected to the slurry pump pipe. By adopting two additional processing measures of emptying residual liquid and backflushing air, water content in a filter cake is reduced maximally and steam for the next drying process is saved.
Description
(1) technical field:
The present invention relates to the filtering equipment of Separation of Solid and Liquid, be specially a kind of energy-saving membrane pressure filter.
(2) background technology:
Membrane pressure filter in the unit are disposal ability, reduce filter cake moisture, the aspects such as adaptability of the character of material handling all shown significant effect, be widely used in existing the every field of Separation of Solid and Liquid, as the feedstuff industry of the application unit.
The primary structure of described diaphragm filter press is divided into main frame and two parts of hydraulic pressure.Main frame mainly partly is made up of thrust plate, pressure strip, filter plate, oil cylinder, oil cylinder seat, crossbeam etc., when oil cylinder piston in hydraulic oil effect following time, will drive pressure strip on crossbeam, to move forward and backward; Filter plate is arranged between pressure strip and the thrust plate in proper order, and the centre also will clip filter cloth, has installed one deck elastic membrane between filter plate and the filter cloth additional, when pressure strip when the front advances, filter plate and filter plate just form filter chamber one by one.
When slurry is advanced in pushing under the pressure of membrane pressure filter at feed pump, slurry will enter each filter chamber from the charging aperture of thrust plate, solid particle also can be trapped in filter chamber inside greatly because of the hole of size ratio filter cloth, form a filter cake, liquid component can be by filter cake and filter cloth outside fluid hole be discharged to machine; When pan feeding finishes, high-pressure fluid medium can be injected between filter plate and the elastic membrane, an at this moment whole elastic membrane will be heaved the compressing filter cake, thereby realizes the further dehydration of filter cake.
Find in the practice, begin discharging after membrane pressure filter squeezing is finished before, some slurries remains between charging aperture and filter plate and the filter plate, has influenced the removal of filter cake water content, causes the press filtration efficient of machine to can not get improving to greatest extent.
(3) summary of the invention:
At the weak point of conventional membrane formula filter press, the objective of the invention is to propose a kind of energy-saving membrane pressure filter that improves the machine operational efficiency.
Can realize the energy-saving membrane pressure filter of above-mentioned purpose, comprise thrust plate, pressure strip, filter plate and roof pressure oil cylinder, described thrust plate is relative with pressure strip and put, pressure strip is connected on the piston rod of roof pressure oil cylinder, described filter plate is arranged in proper order and is pressed between thrust plate and the pressure strip, clip filter cloth between filter plate and the filter plate and form filter chamber, also be provided with elastic membrane between filter plate and the filter cloth, offer the charging aperture that is communicated with each filter chamber on the described thrust plate, the external slurry pump line that has control valve of described charging aperture, also offer the dehydrated mouth that feeds between filter plate and the elastic membrane on the thrust plate, the external high-pressure medium pump line that has control valve of described dehydrated mouth, different is in the charging aperture place, the high-pressure air pipe and the blow-off pipe that have control valve insert the slurry pump line, by advancing slurry dehydration---the filter-pressing process flow process of extrusion dehydration---emptying remains liquid---air blowback, described slurry pump line, the high-pressure medium pump line, the control valve of blow-off pipe and high-pressure air pipe is opened separately respectively.
Conventionally connect slurry pump line, charging aperture, high-pressure air pipe and blow-off pipe with four-way union.
Corresponding to the slurry pump line of ￠ 125, the coupling caliber of described high-pressure air pipe is ￠ 25, and the coupling caliber of described blow-off pipe is ￠ 50.
Advantage of the present invention:
The energy-saving membrane pressure filter of the present invention adopts the technological measure of the surplus liquid of emptying and two increases of air blowback, reduces the water content of filter cake to greatest extent, saves steam for next step baking operation, dries one ton of feed and can economize on gas 50kg.
(4) description of drawings:
Fig. 1 is the structural representation of one embodiment of the present invention.
Figure number sign: 1, thrust plate; 2, pressure strip; 3, filter plate; 4, roof pressure oil cylinder; 5, slurry pump line; 6, control valve; 7, high-pressure air pipe; 8, blow-off pipe; 9, four-way union; 10, charging aperture; 11, dehydrated mouth; 12, piston rod; 13, oil cylinder seat; 14, support.
(5) specific embodiment:
Below in conjunction with accompanying drawing technical scheme of the present invention is described further:
The energy-saving membrane pressure filter of the present invention comprises thrust plate 1, pressure strip 2, filter plate 3, roof pressure oil cylinder 4, parts such as oil cylinder seat 13 and crossbeam constitute, two crossbeams connect into a rectangular horizontal frame with oil cylinder seat 13 and thrust plate 1 and are supported on the support 14, roof pressure oil cylinder 4 is installed in oil cylinder seat 13, the horizontal piston bar 12 of roof pressure oil cylinder 4 protracts and connects pressure strip 2(and be held on the crossbeam), pressure strip 2 is oppositely arranged with thrust plate 1, some filter plate 3 orders are arranged and are pressed between pressure strip 2 and the thrust plate 1, clip filter cloth between filter plate 3 and the filter plate 3, install one deck elastic membrane between filter plate and the filter cloth additional, form filter chamber between filter plate 3 and the filter plate 3, as shown in Figure 1.
The middle part of described thrust plate 1 is provided with the charging aperture 10 that can be communicated with each filter chamber, and described charging aperture 10 needs outwards to be communicated with the slurry pump line 5 of band control valve 6; The periphery of thrust plate 1 is provided with dehydrated mouth 11, and described dehydrated mouth 11 can pass between the filter plate 3 and elastic membrane of each filter chamber, and dehydrated mouth 11 needs outwards to be communicated with the high-pressure medium pump line of band control valve 6, as shown in Figure 1.
The slurry pump line 5 of charging aperture 10 positions also need insert the high-pressure air pipe 7 and the blow-off pipe 8 of band control valve 6, for convenient the connection adopted four-way union 9, slurry pump line 5, charging aperture 10, high-pressure air pipe 7 and blow-off pipe 8 are connected together by four-way union 9, by advancing slurry dehydration---the filter-pressing process flow process of extrusion dehydration---emptying remains liquid---air blowback, the control valve 6 of described slurry pump line 5, high-pressure medium pump line, blow-off pipe 8 and high-pressure air pipe 7 is opened separately respectively, and slurry pump line 5, high-pressure medium pump line, blow-off pipe 8 and high-pressure air pipe 7 are worked alone respectively.
The caliber of described slurry pump line 5 is ￠ 125, and the caliber of high-pressure air pipe 7 is ￠ 25, and the caliber of blow-off pipe 8 is ￠ 50.
Filter-pressing process flow process of the present invention:
1, at first is the normal pressure press-dehydrating, also claims to advance the slurry dehydration.
The piston rod 12 of roof pressure oil cylinder 4 is released and is compressed filter plate 3, the control valve 6 of slurry pump line 5 is opened (control valve 6 of other pipelines is closed), filter material is admitted to filter chamber at powerful direct draught, its solid portion of filter material that enters filter chamber is filtered cloth and holds back the formation filter cake, liquid partly sees through filter cloth and discharges filter chamber, thereby reach the purpose of Separation of Solid and Liquid, along with the increase of malleation pressure, Separation of Solid and Liquid is then more thorough.
2, be extrusion dehydration then.
The control valve 6 of high-pressure medium pump line is opened (control valve 6 of other pipelines is closed), and then the fluid compressed media back side that enters elastic membrane promotes elastic membrane filter cake is further dewatered.
3, carry out the surplus liquid of emptying again.
After dehydration was finished, the control valve 6 of blow-off pipe 8 was opened (control valve 6 of other pipelines is closed), with the whole emptyings of residual liquid in the charging aperture 10.
4, carry out the air blowback at last.
After the residual liquid emptying, the control valve 6 of high-pressure air pipe 7 is opened (control valve 6 of other pipelines is closed), and high pressure gas enters filter chamber blowback filter cake, the moisture content of further air-dry filter cake, and the moisture content of filter cake is fallen in solution to greatest extent.
After the filter-pressing process flow process finished, piston rod 12 rollbacks of roof pressure oil cylinder 4 were removed the thrust to filter plate 3, and monolithic progressively draws back filter plate 3, unlimited respectively filter chamber removal filter cake.
Claims (3)
1. energy-saving membrane pressure filter, comprise thrust plate (1), pressure strip (2), filter plate (3) and roof pressure oil cylinder (4), described thrust plate (1) is relative with pressure strip (2) and put, pressure strip (2) is connected on the piston rod (12) of roof pressure oil cylinder (4), described filter plate (3) order is arranged and is pressed between thrust plate (1) and the pressure strip (2), clip filter cloth between filter plate (3) and the filter plate (3) and form filter chamber, also be provided with elastic membrane between filter plate (3) and the filter cloth, offer the charging aperture (10) that is communicated with each filter chamber on the described thrust plate (1), the external slurry pump line (5) that has control valve (6) of described charging aperture (10), also offer the dehydrated mouth (11) that feeds between filter plate (3) and the elastic membrane on the thrust plate (1), the external high-pressure medium pump line that has control valve (6) of described dehydrated mouth (11), it is characterized in that: locate in charging aperture (10), the high-pressure air pipe (7) and the blow-off pipe (8) that have control valve (6) insert slurry pump line (5), by advancing slurry dehydration---the filter-pressing process flow process of extrusion dehydration---emptying remains liquid---air blowback, described slurry pump line (5), the high-pressure medium pump line, the control valve (6) of blow-off pipe (8) and high-pressure air pipe (7) is opened separately respectively.
2. energy-saving membrane pressure filter according to claim 1 is characterized in that: connect slurry pump line (5), charging aperture (10), high-pressure air pipe (7) and blow-off pipe (8) with four-way union (9).
3. energy-saving membrane pressure filter according to claim 1 and 2 is characterized in that: corresponding to the slurry pump line (5) of ￠ 125, the coupling caliber of described high-pressure air pipe (7) is ￠ 25, and the coupling caliber of described blow-off pipe (8) is ￠ 50.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137843.1A CN103223269B (en) | 2013-04-19 | 2013-04-19 | Energy-saving diaphragm type pressure filter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137843.1A CN103223269B (en) | 2013-04-19 | 2013-04-19 | Energy-saving diaphragm type pressure filter |
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| CN103223269A true CN103223269A (en) | 2013-07-31 |
| CN103223269B CN103223269B (en) | 2015-04-15 |
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| CN201310137843.1A Active CN103223269B (en) | 2013-04-19 | 2013-04-19 | Energy-saving diaphragm type pressure filter |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405951A (en) * | 2013-08-30 | 2013-11-27 | 重庆三温暖电气有限公司 | Filter press |
| CN103405953A (en) * | 2013-08-30 | 2013-11-27 | 重庆三温暖电气有限公司 | Filter press |
| CN103405952A (en) * | 2013-08-30 | 2013-11-27 | 重庆三温暖电气有限公司 | Filter press control method and system |
| CN104824380A (en) * | 2015-05-19 | 2015-08-12 | 吴秀生 | Waste diatomite processing system and waste diatomite processing technique |
| CN105572015A (en) * | 2016-03-04 | 2016-05-11 | 台州海勃机械有限公司 | Filter cloth adaptive model selection simulation tester |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03118805A (en) * | 1989-09-28 | 1991-05-21 | Krupp Mach Technik Gmbh | Filter press |
| CN101544459A (en) * | 2009-05-11 | 2009-09-30 | 华章电气（桐乡）有限公司 | Plate-type sludge dewatering machine and dewatering method therefor |
| CN202519234U (en) * | 2012-02-09 | 2012-11-07 | 张志军 | Yellow wine press |
| CN202876468U (en) * | 2012-09-11 | 2013-04-17 | 邹平县滨渤生物科技有限公司 | Plate-and-frame filter press |
| CN203183762U (en) * | 2013-04-19 | 2013-09-11 | 广西新天德能源有限公司 | Energy-saving diaphragm type pressure filter |
-
2013
- 2013-04-19 CN CN201310137843.1A patent/CN103223269B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03118805A (en) * | 1989-09-28 | 1991-05-21 | Krupp Mach Technik Gmbh | Filter press |
| CN101544459A (en) * | 2009-05-11 | 2009-09-30 | 华章电气（桐乡）有限公司 | Plate-type sludge dewatering machine and dewatering method therefor |
| CN202519234U (en) * | 2012-02-09 | 2012-11-07 | 张志军 | Yellow wine press |
| CN202876468U (en) * | 2012-09-11 | 2013-04-17 | 邹平县滨渤生物科技有限公司 | Plate-and-frame filter press |
| CN203183762U (en) * | 2013-04-19 | 2013-09-11 | 广西新天德能源有限公司 | Energy-saving diaphragm type pressure filter |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405951A (en) * | 2013-08-30 | 2013-11-27 | 重庆三温暖电气有限公司 | Filter press |
| CN103405953A (en) * | 2013-08-30 | 2013-11-27 | 重庆三温暖电气有限公司 | Filter press |
| CN103405952A (en) * | 2013-08-30 | 2013-11-27 | 重庆三温暖电气有限公司 | Filter press control method and system |
| CN103405953B (en) * | 2013-08-30 | 2015-05-20 | 重庆三温暖电气有限公司 | Filter press |
| CN103405952B (en) * | 2013-08-30 | 2015-07-15 | 重庆三温暖电气有限公司 | Filter press control method and system |
| CN103405951B (en) * | 2013-08-30 | 2015-09-30 | 重庆三温暖电气有限公司 | A kind of filter press |
| CN104824380A (en) * | 2015-05-19 | 2015-08-12 | 吴秀生 | Waste diatomite processing system and waste diatomite processing technique |
| CN105572015A (en) * | 2016-03-04 | 2016-05-11 | 台州海勃机械有限公司 | Filter cloth adaptive model selection simulation tester |
| CN105572015B (en) * | 2016-03-04 | 2018-06-15 | 台州海勃机械有限公司 | Filter cloth is adapted to type selecting stimulation tester |
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| Publication number | Publication date |
|---|---|
| CN103223269B (en) | 2015-04-15 |
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