CN107261581A - A kind of plate and frame type filter-press of new discharge way - Google Patents
A kind of plate and frame type filter-press of new discharge way Download PDFInfo
- Publication number
- CN107261581A CN107261581A CN201710712549.7A CN201710712549A CN107261581A CN 107261581 A CN107261581 A CN 107261581A CN 201710712549 A CN201710712549 A CN 201710712549A CN 107261581 A CN107261581 A CN 107261581A
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- CN
- China
- Prior art keywords
- plate
- filter
- press
- filter plate
- frame type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
- B01D25/21—Plate and frame presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
- B01D25/21—Plate and frame presses
- B01D25/215—Construction of the filter plates, frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/32—Removal of the filter cakes
- B01D25/325—Removal of the filter cakes counter-current flushing, e.g. by air bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/32—Removal of the filter cakes
- B01D25/34—Removal of the filter cakes by moving, e.g. rotating, the filter elements
- B01D25/346—Removal of the filter cakes by moving, e.g. rotating, the filter elements by vibration
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a kind of plate and frame type filter-press of new discharge way, aeration passage is used as by the use of filter plate bleed hole and charging aperture, after bleed process terminates, pressure is laid down but not bounced back by oil cylinder, by being aerated, passage is rhythmical to carry out blowback to compressed air to filter cloth, intermission aeration is formed, loosely the mud cake Nian Jie with filter cloth, then pull filter plate discharging.The present invention is due to using intermission aeration, from the main feed mouthful air inlet on thrust plate, extensional vibration is produced to filter cloth, and increase special filter plate, from side air inlet, vertical and horizontal vibration is formed with the main feed mouthful air inlet on thrust plate, so that mud cake is bonding with filter cloth loose, easily depart from, non-environmental-pollution, outward transport is convenient.
Description
Technical field
The present invention relates to a kind of plate and frame type filter-press, more particularly to a kind of plate and frame type filter-press of new discharge way.
Background technology
Plate and frame filter press constitutes one group of filter chamber by the filter plate and filter frame being alternately arranged.There is groove on the surface of filter plate, and it protrudes
Position is used to supporting filter cloth.Have on the corner of filter frame and filter plate and complete passage constituted after through hole, assembling, can be passed through suspension,
Washings and extraction filtrate.Plate, frame both sides respectively have handle rest on crossbeam, by pressing device pressure strip, frame.Between plate, frame
Filter cloth play gasket seal.Suspension is pressed into filter chamber by charging pump, filter residue is formed on filter cloth, until full of filter
Room.Filtrate through filter cloth and flow to sheet frame corner passage along filter plate groove, concentrates discharge.Filtering is finished, and can be passed through washing washing
Wash the filter residue on filter cloth.After washing, also need to be passed through compressed air sometimes, remove remaining cleaning solution, then turn on filter press and unload
Except filter residue, filter cloth is cleaned, again pressure strip, frame, start subsequent work circulation.
Because existing plate and frame type filter-press is all the throat-fed by being arranged on pressure filter thrust plate one end, liquid outlet
Discharge opeing, from throat-fed, by multigroup filter plate and filter cloth, the other end is progressively filled to by one end, what this structure was produced asks
Topic is a lot, mainly has：1st, cake moisture is high, and the mud extraction time is long, and outward transport is difficult, seriously polluted.2nd, filter cake bonding can not come off,
The labor intensity manually removed is big, easily the broken filter cloth of shovel.3rd, filter cake removing is not net, residue can be caused to harden, be filtered when putting into operation again
Cloth is easily damaged.
The content of the invention
The present invention is to solve the above problems, provide a kind of plate and frame type filter-press of new discharge way, when can shorten mud extraction
Between, make the cake moisture to be formed uniform, non-environmental-pollution, filter cake is easy to fall off, outward transport is convenient.
The present invention is adopted the technical scheme that to reach above-mentioned purpose：A kind of plate and frame press filtration of new discharge way
Machine, by the use of filter plate bleed hole and charging aperture as aeration passage, after bleed process terminates, pressure is laid down but not returned by oil cylinder
Contracting, by being aerated, passage is rhythmical to carry out blowback to compressed air to filter cloth, forms intermission aeration, loosely the mud Nian Jie with filter cloth
Cake, then pulls filter plate discharging.
Further, in the plate and frame type filter-press, insert special in some groups of filtering groups that filter plate and filter cloth are constituted
Filter cloth is not provided with filter plate, the special filter plate, charging aperture is set on the externally-located face of special filter plate, and in special filter plate
The upper through-hole pipe for setting connection charging aperture is used for into slurry or air inlet.
Further, the special filter plate sets some pieces, is distributed between filtering group.
Further, in the special filter plate at least one piece close to pressure strip set.
Further, the charging aperture on the special filter plate is fed simultaneously with the charging aperture on thrust plate, is entering pressure
During contracting air, while air inlet.
The beneficial effects of the invention are as follows：Due to using intermission aeration, from the main feed mouthful air inlet on thrust plate, filter cloth is produced
Raw extensional vibration, and increase special filter plate, from side air inlet, form vertical and horizontal with the main feed mouthful air inlet on thrust plate and shake
It is dynamic so that mud cake is bonding with filter cloth loose, easily departs from, non-environmental-pollution, and outward transport is convenient.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the present invention.
In figure：1st, filtering group, 2, special filter plate, 3, charging aperture, 4, pressure strip, 5, thrust plate.
Embodiment
When filter press works, due to the effect of hydraulic jack, all filter plates are pressed on activity head plate and fixed tailgate
Between, make to constitute filter chamber between adjacent filter plate, be around sealed, slurries are fed by the plup inlet of thrust plate with certain pressure,
After all filter chambers are full of slurries, pressure-filtering process starts, and the pressure that slurries feed slurries by feed pump carries out separation of solid and liquid, Gu
Body particle is stayed in filter chamber due to the stop of filter cloth, filtrate through filter cloth along on filter plate catch-drain discharge, through after a while with
Afterwards, filtrate is no longer flowed out, that is, completes dehydration.Now, feed can be stopped, being adjusted by hydraulic control system, head plate is moved back
Original position is returned to, filter plate mobile device pulls open filter plate in succession, and filter cake comes off by deadweight, and by being located at the belt of bottom
Transport.In order to prevent filter cloth eyelet from blocking, influence filter cloth after filter effect, cake discharge need to be cleaned, complete whole pressure-filtering process.
Filter plate is the core component of filter press.Filter plate is usually square, and filter cloth nestles up the protuberance on spill filter plate
Point, the filter chamber of a closing can be made up of two piece of four shape filter plate.When filter press is run, the center that slurries pass through every piece of filter plate
Hole.Due to the effect of filter cloth, the solid particle in slurries, which is separated, to be accumulated in the concave groove body of filter plate both sides, and filtrate water is passed through
Filter cloth, is flowed out by filter plate corner catch-drain.Through after a period of time, no longer there are flowing out, that is, complete filtration.
The slurry that enters of filter press is at present：Slurries enter filter press by unique pulp-inlet pipe road；Filter press filter board group is compacted
Afterwards, slurries enter each filter element by filter press pulp-inlet pipe road by every piece of filter plate centre bore, carry out filtrate separation.It is this
The problem of structure is produced is a lot, mainly has：1st, cake moisture is high, and the mud extraction time is long, and outward transport is difficult, seriously polluted.2nd, filter cake
Bonding can not come off, and the labor intensity manually removed is big, easily the broken filter cloth of shovel.3rd, filter cake removing is not net, residue can be caused to harden,
Filter cloth is easily damaged when putting into operation again.
A kind of plate and frame type filter-press of new discharge way as shown in Figure 1, by the use of filter plate bleed hole and charging aperture 3 as
Passage is aerated, after bleed process terminates, pressure is laid down but do not bounced back by oil cylinder, and compressed air is rhythmical by being aerated passage
Blowback is carried out to filter cloth, intermission aeration is formed, loosely the mud cake Nian Jie with filter cloth, filter plate discharging is then pulled.
In the plate and frame type filter-press, special filter plate is inserted in some groups of filtering groups 1 that filter plate and filter cloth are constituted, it is described
Filter cloth is not provided with special filter plate, charging aperture, and the company of setting on special filter plate are set on the externally-located face of special filter plate
Tapping into the through-hole pipe of material mouth is used for into slurry or air inlet.
The special filter plate sets some pieces, is distributed between filtering group.
At least one piece is set close to pressure strip in the special filter plate.
Charging aperture on the special filter plate is fed simultaneously with the charging aperture on thrust plate, when entering compressed air,
Air inlet simultaneously.
The present invention is due to using intermission aeration, from the main feed mouthful air inlet on thrust plate, and extensional vibration is produced to filter cloth, and
Increase special filter plate, from side air inlet, vertical and horizontal vibration formed with the main feed mouthful air inlet on thrust plate so that mud cake with
The bonding of filter cloth is loose, easily departs from, non-environmental-pollution, and outward transport is convenient.
The embodiment of the present application is only intended to illustrate technical characteristic disclosed in the present application, and those skilled in the art pass through simple
The change that is carried out of replacement, still fall within the scope that the application is protected.
Claims (5)
1. a kind of plate and frame type filter-press of new discharge way, by the use of filter plate bleed hole and charging aperture as aeration passage, works as analysis
After water process terminates, pressure is laid down but not bounced back by oil cylinder, and by being aerated, passage is rhythmical to be carried out anti-compressed air to filter cloth
Blow, form intermission aeration, loosely the mud cake Nian Jie with filter cloth, then pull filter plate discharging.
2. the plate and frame type filter-press of new discharge way according to claim 1, it is characterised in that：The plate and frame press filtration
In machine, inserted in some groups of filtering groups that filter plate and filter cloth are constituted on special filter plate, the special filter plate and be not provided with filter cloth,
Charging aperture is set on the externally-located face of special filter plate, and sets the through-hole pipe of connection charging aperture to be used for into slurry on special filter plate
Or air inlet.
3. the plate and frame type filter-press of new discharge way according to claim 2, it is characterised in that：The special filter plate is set
Some pieces are put, is distributed between filtering group.
4. the plate and frame type filter-press of new discharge way according to claim 2, it is characterised in that：In the special filter plate
At least one piece is set close to pressure strip.
5. the plate and frame type filter-press of new discharge way according to claim 2, it is characterised in that：On the special filter plate
Charging aperture fed simultaneously with the charging aperture on the thrust plate, when entering compressed air, while air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710712549.7A CN107261581A (en) | 2017-08-18 | 2017-08-18 | A kind of plate and frame type filter-press of new discharge way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710712549.7A CN107261581A (en) | 2017-08-18 | 2017-08-18 | A kind of plate and frame type filter-press of new discharge way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107261581A true CN107261581A (en) | 2017-10-20 |
Family
ID=60080439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710712549.7A Pending CN107261581A (en) | 2017-08-18 | 2017-08-18 | A kind of plate and frame type filter-press of new discharge way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107261581A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025996A (en) * | 2019-05-14 | 2019-07-19 | 龙海市宏远机械修造有限公司 | A kind of plate and frame type filter-press that filters pressing effect is good |
| CN110052064A (en) * | 2019-05-14 | 2019-07-26 | 龙海市宏远机械修造有限公司 | A method of improving filter press filters pressing effect |
| CN110092552A (en) * | 2018-01-30 | 2019-08-06 | 辽宁德智环保技术有限公司 | A method of processing sludge conditioning excessive concentration |
| CN112403049A (en) * | 2020-10-30 | 2021-02-26 | 浙江东瓯过滤机制造有限公司 | Filter plate filtering method of filter plate frame-free filter plate and filter plate of filter press |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201676571U (en) * | 2010-03-29 | 2010-12-22 | 禹州双发化工机械有限公司 | Novel membrane pressure filter |
| CN203577396U (en) * | 2013-10-22 | 2014-05-07 | 山西兰花华明纳米材料有限公司 | Automatic discharge filter press with air backblowing device |
| CN204841076U (en) * | 2015-06-08 | 2015-12-09 | 河南新大新材料股份有限公司 | Automatic washing formula annulus pulse filter pressing device |
-
2017
- 2017-08-18 CN CN201710712549.7A patent/CN107261581A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201676571U (en) * | 2010-03-29 | 2010-12-22 | 禹州双发化工机械有限公司 | Novel membrane pressure filter |
| CN203577396U (en) * | 2013-10-22 | 2014-05-07 | 山西兰花华明纳米材料有限公司 | Automatic discharge filter press with air backblowing device |
| CN204841076U (en) * | 2015-06-08 | 2015-12-09 | 河南新大新材料股份有限公司 | Automatic washing formula annulus pulse filter pressing device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110092552A (en) * | 2018-01-30 | 2019-08-06 | 辽宁德智环保技术有限公司 | A method of processing sludge conditioning excessive concentration |
| CN110025996A (en) * | 2019-05-14 | 2019-07-19 | 龙海市宏远机械修造有限公司 | A kind of plate and frame type filter-press that filters pressing effect is good |
| CN110052064A (en) * | 2019-05-14 | 2019-07-26 | 龙海市宏远机械修造有限公司 | A method of improving filter press filters pressing effect |
| CN112403049A (en) * | 2020-10-30 | 2021-02-26 | 浙江东瓯过滤机制造有限公司 | Filter plate filtering method of filter plate frame-free filter plate and filter plate of filter press |
| CN112403049B (en) * | 2020-10-30 | 2023-09-26 | 浙江东瓯过滤机制造有限公司 | Filter plate filtering method without filter cloth plate frame and filter plate of filter press |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |