CN105944419A - Filter press filter plate provided with split type squeezing membrane - Google Patents
Filter press filter plate provided with split type squeezing membrane Download PDFInfo
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- CN105944419A CN105944419A CN201610574237.XA CN201610574237A CN105944419A CN 105944419 A CN105944419 A CN 105944419A CN 201610574237 A CN201610574237 A CN 201610574237A CN 105944419 A CN105944419 A CN 105944419A
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- filter plate
- barrier film
- filter
- main body
- plate main
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- 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
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- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention provides a membrane filter plate for a filter press. The filter plate comprises filter plate bodies 4, membranes 3 and membrane press plates 1, wherein processed membrane positioning grooves are formed in the filter plate bodies 4; the membranes 3 are pressed and fixed on the filter plate bodies, and the filter plate is characterized in that a plurality of membranes 3 are fixed on each filter plate body 4. Folds 5 are prefabricated on each membrane 3, when filtering chambers of the membrane filter plate are filled, the membranes 3 with the folds 5 are pressed to the filter plate bodies 4 by filled slurry and/or filtered materials in the slurry, and in the following inflation squeezing, the membranes 3 are swelled by the compressed air blown between the membranes 3 and the filter plate bodies 4 to leave the the filter plate bodies 4 and squeeze a filter cake. The folds 5 are of one of the following forms: a generally round bulge, which is generally concentric with the membrane 3 where the bulge is in; a circular structure with one V-shaped fracture surface; a circular structure with two to three sleeved V-shaped fracture surfaces.
Description
Technical field
The present invention relates to the filter press filter board with split type squeeze diaphragm and pressure filter, and corresponding filter-pressing method and
Barrier film, belongs to solid-liquid pressure-filtering separation field.
Background technology
It is conventional a kind of solid-liquid separation technique that filter pressing separates.In a kind of traditional pressure filter, multiple filter plates with can
The mode juxtaposition of movement, between fixing end and the movable end of pressure filter, moves movable end by hydraulic cylinder, thus all of
Filter plate is pressed together, thus is formed between filter plate and close filter chamber.Then with charging pump, slurry is squeezed into filter chamber, solid to carry out
Liquid separates.Solid-liquid separation is generally divided into filter pressing, removal of filtrate by air, discharge step.In filter pressing step, define closing filter chamber it
After, slurry from feeding mouth enhancing perfusion to filter chamber in, by the effect of the filter cloth being arranged in filter chamber, the solid in slurry becomes
Part is left in filter chamber, and liquid component then flows out from the outlet of each filter chamber through filter cloth.Slurry perfusion is typically high pressure
Perfusion.Along with the carrying out of perfusion, the ratio of the solid content in filter chamber is increasing, and has finally been filled with whole filter chamber and shape
Become filter cake.After solid content is full of filter chamber and forms filter cake, stop material feeding.Carry out removal of filtrate by air subsequently.At removal of filtrate by air
Step, is blown into filter cake compressed air and carries out air-water displacement, thus take away the moisture in filter cake.At discharge step, by filter pressing
The hydraulic cylinder of machine makes all filter chambers substep open, and filter cake falls by gravity, thus completes discharging.
And the material such as metalliferous mineral, mine tailing and clay of dehydration is difficult to for some, only by filter-press dehydration with blow de-
Water is not met by the requirement of more low-water-content.In Chinese patent ZL 99125926.2, describe the solution of a kind of compressible filter chamber
Certainly scheme, wherein, is arranged on the elastic sealing element of filter plate periphery so that when filter chamber is closed by employing, by pressure
Contracting elastic sealing element so that the width of filter chamber can regulate, it is possible to the filter being in filter chamber in air dehydration step
Cake extrudes.
But the solution of this compressible filter chamber has serious limitation.First, the power of compression filter chamber needs by cylinder pressure
There is provided, and the design pressure of cylinder pressure is limited, and first have to for closing filter chamber, the residue after completing filter chamber and closing
Pressure is the most limited.Second, owing to filter chamber compression is the compression being necessarily accompanied with elastic sealing element, and the elasticity of elastic sealing element is returned
Multiple power strengthens along with the increasing of suppressed range, and so, the most limited residual compression of cylinder pressure is mainly used in overcoming this elasticity time
Multiple power, and do not act on filter cake, this is clearly the defect in a serious design principle.
In order to overcome this defect, a kind of new equipment using diaphragm pressing to be dehydrated and new technology are arisen at the historic moment.Current one
Plant in the chamber-type press filter design with squeeze diaphragm of main flow, be mounted alternately with the filter plate of two kinds of different structures.One is band
Having the filter plate of pan feeding pipeline, filter plate main body steel plate makes, and installs the modified poly ethylene with vertical groove in steel plate both sides and moulds
Material liner plate, groove flows out for the discharging tube that filtrate water imports filter plate bottom smoothly；Another kind is referred to as membrane filter plate, filter
Plate main body is also steel plate, installs elastic rubber squeeze diaphragm in steel plate both sides.In the both sides of above two filter plate, the most outstanding
Hang and special filter cloth is installed；At diaphragm of rubber towards the side of filter chamber, with densely arranged small boss, it is simple to the filter filtered out
Liquid water flows into the discharging tube of filter plate bottom.In the course of the work, the above two filter plate of alternately arranged setting is pressed on pressure filter
Together, between adjacent filter plate, filter chamber is formed, after being filled with filter chamber by filter material, to barrier film and the filter plate of membrane filter plate
It is blown into pressure-air between main body, agitates diaphragm of rubber to be deformed, filter cake (i.e. in filter chamber by filter material) is squeezed
Pressure, squeezes out the excessive moisture in filter cake, makes filter cake meet the requirement of more low-water-content.
Traditionally, barrier film is square monolithic construction, and its size is the most suitable with filter chamber.
The square diaphragm filter-plate structure of traditional monoblock type is shown in Figure 1A-1E.In Figure 1A-1E, label 1 for steel plate make square
Barrier film pressing plate, multiple disk-shaped diaphragm pressing plates that label 13 makes for steel plate, it is provided commonly for being fixed and clamped filter plate master barrier film
On body；Label 2 is the barrier film detent processed in filter plate main body, and label 41 is monoblock type square rubber barrier film；Label
51 is steel filter plate main body, and label 6 is to the air inlet pipe joint being blown into pressure-air between barrier film and filter plate main body；Label 7 be to
Being blown into the air inlet of pressure-air between barrier film and filter plate main body, label 8 is filter plate (the most aseptate filter with pan feeding pipeline
Plate) plup inlet position.
As a concrete instance, in a specific embodiment, the length of side of the filter plate shown in Figure 1A is about 1820 millimeters.
Fig. 1 E shows the details of membrane surface according to a specific embodiment, the surface of barrier film is provided with small boss, at figure
In the concrete example of 1E, these small boss are regularly arranged with the pitch of 20 millimeters.It is little that Fig. 1 D shows in a specific embodiment
The size of boss.Above-mentioned size is not the most determinate.
Summary of the invention
According to an aspect of the invention, it is provided the membrane filter plate of a kind of pressure filter, including: filter plate main body, filter plate
With the barrier film detent processed in main body；Barrier film；Barrier film pressing plate, for barrier film being pressed abd fixed on filter plate main body,
It is characterized in that:
It is fixed with multiple barrier film in each filter plate main body.
According to another aspect of the present invention, it is provided that the barrier film of above-mentioned membrane filter plate, it is characterised in that on described barrier film
It is prefabricated with fold.
According to a further aspect of the invention, it is provided that include the pressure filter of above-mentioned membrane filter plate.
According to a further aspect of the invention, it is provided that serosity filter pressing based on the pressure filter including above-mentioned membrane filter plate
Method, it is characterised in that including:
Slurry to be filtered is pumped into filter chamber, and the wall of described filter chamber includes described membrane filter plate so that described slurry and/
Or the solid state component in described slurry extrudes described barrier film towards filter plate main direction；
Pressure-air is blown between barrier film and filter plate main body, so that barrier film is away from the direction shifting of filter plate main body
Dynamic, and extrude filter cake, described filter cake includes the solid state component in described slurry.
A further aspect according to the present invention, in said method, when pressure-air is blown into barrier film and filter plate master
Time between body so that barrier film moves away from the direction of filter plate main body and extrudes filter cake, the described movement of barrier film is adjoint
Barrier film stress and/or diaphragm deflection are absorbed by described fold.
A further aspect according to the present invention, in said method, is being blown into barrier film and filter plate master pressure-air
Solid state component compressing barrier film before between body, in described slurry and/or described slurry so that barrier film moves towards filter plate main body
Dynamic, thus eliminate the space formed between barrier film and filter plate main body before pumping into described slurry due to fold.
Accompanying drawing explanation
Figure 1A-1E shows the square diaphragm filter-plate structure of traditional monoblock type.
Fig. 2 A-2E shows the structure after the assembling of circle according to an embodiment of the invention split type membrane filter plate.
Fig. 3 A and 3B shows the main body steel of the split type membrane filter plate of circle according to one example embodiment
Plate weldment structure.
Fig. 4 A and 4B shows the barrier film knot of the split type membrane filter plate of circle according to one example embodiment
Structure.
Detailed description of the invention
The present inventor through long-term practical observation, study and sum up, it was found that prior art exists following problem:
1, being overall square structure due to the barrier film 41 of conventional membrane filter plate, the compressed air being blown into when barrier film 41 is agitated
During deformation, the stress distribution on barrier film is uneven, there is serious stress concentration phenomenon；Further and specifically, due to every
Film 41 overall dimensions is relatively big, except in periphery, corner and the position of plup inlet 8 of barrier film 41, barrier film 41 is by square steel barrier film
Outside pressing plate 1 is fixed and clamped, also some positions in the middle part of barrier film 41 be provided with the less disc of multiple diameter every
Mould plate 13, to carry out more reliable fixing to barrier film.When the compressed air that barrier film 41 is blown into agitates deformation, these barrier films
Pressing plate 1, plup inlet 8, disk-shaped diaphragm pressing plate 13 periphery the deflection of barrier film 41 relatively big, stress concentration phenomenon is serious, easily leads
Cause barrier film 41 fatigue damage at these positions；Especially it is discontented with filter chamber once material filling, is easier to when blasting pressure-air
Cause the abnormal tear of barrier film 4；
2, it is overall due to barrier film 41, even one whole barrier film only has damage little at, whole barrier film just can not continue
Continuing and employ, barrier film 41 material cost changing whole is high, changes and repairs time-consuming length, and labour cost is high, and reduction equipment starts rate.
The present inventor above-mentioned practical observation, study and sum up on the basis of, it is proposed that one have split type circle every
The solution of the membrane filter plate of film, it compares conventional membrane filter plate, and to have barrier film length in service life, maintenance replacement cost low etc.
Advantage.Meanwhile, the present inventor finds through reality test, when with polylith circular diaphragm instead of original single overall barrier film it
After, although barrier film no longer constitutes entirety to membrane filter plate and covers, but the extrusion dehydration of filter cake still can be reached design
Requirement.The split type circular diaphragm scheme of the present invention also has other advantage and/or beneficial effect, as mentioned below.
Structure after the split type membrane filter plate of circle according to an embodiment of the invention assembles is shown in Fig. 2 A-2E.At figure
In 2A-2E, the circular diaphragm pressing plate that label 1 makes for steel plate, for being fixed and clamped barrier film 3 in filter plate main body；Label 2
For the barrier film detent processed in filter plate main body, label 3 is circular split type diaphragm of rubber；Label 4 is filter plate main body,
Label 5 represents the fold precast on barrier film.In one embodiment, filter plate main body 4 is steel.
The main body Plate Welding part structure of the split type membrane filter plate of circle according to one example embodiment is shown in
Fig. 3 A and 3B.In figures 3 a and 3b, label 301 is to the air inlet pipe joint being blown into pressure-air between barrier film and filter plate main body；Mark
Numbers 302 is to the air inlet being blown into pressure-air between barrier film and filter plate main body, and label 303 is between each monomer barrier film steel plate
Vent cap.The embodiment of Fig. 3 A and 3B is exemplary；Under the basic conception of the present invention, other air inlet pipe joint,
Air inlet, vent cap arrange and are also apparent from.
The membrane configuration of the split type membrane filter plate of circle according to one example embodiment is shown in Fig. 4 A and 4B.?
In Fig. 4 A and 4B, label 401 is the fold precast.The embodiment of Fig. 4 A and 4B is exemplary；In the present invention one
In embodiment, fold also can behave as circular ring structure that section configuration is " V " font or 2 to 3 section configurations are " V " word
The structure that the annulus of shape is nested.As shown in Fig. 2 A-2D, Fig. 3 A and 3B and Fig. 4 A Yu 4B according in embodiments of the invention,
The barrier film of every piece of membrane filter plate includes four pieces of circular diaphragm 3；Fold 5 and 401 has been made in advance on barrier film 3.As shown in Figure 2 C, exist
In one specific embodiment, when filter chamber is not filled, fold 5 is corresponding between middle body and the filter plate main body 4 of barrier film 3
A gap.In the exemplary embodiment shown in Fig. 2 C, this gap there are about 20 millimeters；This numerical value is non-determinate.Root
According to a preferred embodiment, as shown in Fig. 2 B, 2C, 4B, fold 5 and 401 constitutes a projection of circular, and it is with circular
Barrier film 3 is generally concentric.
Obviously, on each filter plate, the number of the barrier film of configuration is not limited to four.Under the general plotting of the present invention, other
The barrier film number of number also it is expected to.
Obviously, the shape of each barrier film is also not necessarily limited to circle.Such as, barrier film can also be rectangle, etc..These barrier films
Shape belongs to the scope of the present invention.In the case of using rectangle barrier film, fold can be the annulus knot that section is " V "-shaped
Structure, or a projection of a circular, it is also possible to be the disconnected of other suitable shapes (the most generally round rectangle)
The " V "-shaped structure in face or projection.
Fig. 2 D gives the example embodiment according to the small boss on the membrane surface of the present invention, there is shown small boss
Associated exemplary size (unit in this figure is millimeter).Fig. 2 E gives these small boss exemplary cloth on the diaphragm surface
Office.Above-mentioned size and layout are all non-determinate.
By precasting barrier film fold 5 and 401, when filter chamber is filled, the bossing quilt of the barrier film 3 that fold is formed
The serosity filled and/or serosity press to filter plate main body 4 by filter material, and when the inflated squeezing carried out subsequently, barrier film 3
The pressure-air being blown between barrier film 3 and membrane filter plate main body 4 is agitated, and produces the motion leaving membrane filter plate main body 4,
Filter cake is caused extruding, squeezes out the excessive moisture in filter cake and/or elimination moisture is extruded in rear filter cake the space reserved, make
Filter cake meets the requirement of more low-water-content.Obviously, in the case of the embodiment as shown in Fig. 2 B, 2C, 4B, barrier film 3 is above-mentioned
Above-mentioned moving under the agitating of pressure-air is partially reply deformation；Such as, in the embodiment shown in Fig. 2 C, if every
The above-mentioned deformation that film 3 starts from the surface of filter plate main body 4 under the agitating of above-mentioned pressure-air is along the direction being perpendicular to filter plate
The when of not less than 20 millimeters, the reply that all belongs to of the most above-mentioned deformation deforms；And when this deformation is along the side being perpendicular to filter plate
To the when of more than 20 millimeters, then the 20 millimeters of parts started in this deformation are to reply deformation.Thus, prefabricated fold 5 and 401
(protruding) just serves the effect of " answering in advance " so that the general extension amplitude of deformation that barrier film 3 is experienced in whole work process obtains
Arrive corresponding reduction, it may be assumed that at least one of diaphragm deflection is offset or avoided to the projection (fold) of barrier film, reduces barrier film
Stretcher strain amount, improve the anti-fatigue ability of barrier film.And be the " V "-shaped circular ring structure of section at fold 5 and 401
In the case of, the barrier film 3 above-mentioned motion under the agitating of above-mentioned pressure-air does not then result in there is undue stress on barrier film 3,
Avoid barrier film and suffer fatigue damage.
Compared with the diaphragm solutions of tradition pressure filter, the beneficial effect comprise that
1) it is circular due to the barrier film of the present invention and barrier film pressing plate, effectively prevent the barrier film that square pressing plate easily causes and become
Stress concentration phenomenon during shape, can be greatly prolonged barrier film service life；
2) it is split type due to barrier film, the most a certain piece of diaphragm failures, it is only necessary to change or repair the barrier film that this block damages
, other barrier film need not dismounting, saves replacing repairing time and expense, also facilitates replacing or the repairing of barrier film；
3) by precasting barrier film fold (protruding) 5, when filter chamber is filled, protruding barrier film 3 is pressed towards filter plate main body
4, when the inflated squeezing carried out subsequently, the pressure-air that barrier film 3 is blown between barrier film 3 and filter plate main body 4 is agitated and is produced
Change shape, and this is deformed into the reply deformation being partially barrier film, thus offsets and/or avoid barrier film elongation at least in part and become
Shape, i.e. reduces the stretcher strain amount of barrier film 3, improves the anti-fatigue ability of barrier film 3；Or, it is " V " word at fold 5 and 401
In the case of the circular ring structure of shape section, the barrier film 3 motion under the agitating of pressure-air do not result in occur on barrier film 3 undue
Stress, it is to avoid barrier film suffers fatigue damage；
4) due to the split type barrier film according to the present invention, relative to traditional overall barrier film, the area of single barrier film reduces,
Reduce the die cost that barrier film makes, and improve the yield rate that barrier film is manufactured；
5) due to prolongation and the shortening of repair and replacement barrier film used time of membrane life, setting of pressure filter product can be significantly improved
Standby use serviceability rate, advantageously ensures that pressure filter operationally can reach the production capacity of its design；Secondly, diaphragm replacing or repairing
The saving of expense, reduces equipment operating cost.All of these factors taken together, all can be greatly enhanced the market competition of pressure filter product
Power.
Claims (11)
1. the membrane filter plate of pressure filter, including:
Filter plate main body (4), with the barrier film detent (2) processed in filter plate main body (4), barrier film (3),
Barrier film pressing plate (1), for barrier film (3) is pressed abd fixed on filter plate main body (4),
It is characterized in that:
It is fixed with multiple barrier film (3) on each filter plate main body (4).
Membrane filter plate the most according to claim 1, it is characterised in that the shape of each barrier film (3) is to select from following shape
The one gone out:
Circle,
Rectangle.
Membrane filter plate the most according to claim 1, it is characterised in that be prefabricated with fold (5) on each barrier film (3),
Wherein
When the filter chamber including above-mentioned membrane filter plate is filled, the serosity that is filled with the barrier film (3) of described fold (5) and/
Or serosity presses to filter plate main body (4) by filter material, and when the inflated squeezing carried out subsequently, barrier film (3) be blown into every
Compressed air between film (3) and filter plate main body (4) is agitated, and produces the motion leaving filter plate main body (4), causes filter cake
Extruding.
4. according to the membrane filter plate one of claim 1-3 Suo Shu, it is characterised in that farther include:
To being blown into compressed-air actuated air inlet (302) between barrier film (3) and filter plate main body (4)；
Vent cap (303) between each barrier film.
5. according to the membrane filter plate one of claim 1-3 Suo Shu, it is characterised in that:
Being fixed with four circular diaphragm (3) on each filter plate main body (4), these circular diaphragm (3) are divided into upper and lower two rows, often arrange
Including two circular diaphragm (3).
6. according to the membrane filter plate one of claim 1-3 Suo Shu, it is characterised in that:
The plurality of barrier film (3) is circular diaphragm, and correspondingly, described barrier film detent (2) is circular,
Described fold (5) has an one in following form:
One projection of circular, it is generally concentric with the circular diaphragm at place (3)；
One section configuration is the circular ring structure of " V " font；And
2 to 3 section configurations are the circular ring structure being nested of " V " font.
7. for the barrier film (3) according to the membrane filter plate one of claim 1-6 Suo Shu, it is characterised in that on described barrier film (3)
It is prefabricated with fold (5).
8. include the pressure filter according to the membrane filter plate one of claim 16 Suo Shu.
9. serosity filter-pressing method based on the pressure filter including membrane filter plate according to claim 3, it is characterised in that bag
Include:
Slurry to be filtered is pumped into filter chamber, and the wall of described filter chamber includes described membrane filter plate, so that described slurry and/or institute
The solid state component stated in slurry extrudes described barrier film towards filter plate main body (4),
Pressure-air is blown between barrier film (3) and filter plate main body (4), so that barrier film (3) is away from filter plate main body (4)
Direction is moved, and extrudes filter cake, and described filter cake includes the solid state component in described slurry.
Method the most according to claim 9, it is characterised in that:
When pressure-air being blown between barrier film (3) and filter plate main body (4) so that barrier film (3) is away from filter plate main body (4)
Direction when moving and extrude filter cake, barrier film stress that the described movement of barrier film (3) is adjoint and/or diaphragm deflection are by described pleat
Wrinkle (5) is absorbed.
11. methods according to claim 9, it is characterised in that:
Before pressure-air being blown between barrier film (3) and filter plate main body (4), consolidating in described slurry and/or described slurry
State composition compressing barrier film (3) so that barrier film (3) is mobile towards filter plate main body (4), thus eliminates before pumping into described slurry
The space formed between barrier film (3) and filter plate main body (4) due to fold (5).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610574237.XA CN105944419B (en) | 2016-07-19 | 2016-07-19 | Filter press filter board with split type squeeze diaphragm |
| CN201811163990.5A CN109364543B (en) | 2016-07-19 | 2016-07-19 | Diaphragm of filter press diaphragm filter plate and filter press diaphragm filter plate using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610574237.XA CN105944419B (en) | 2016-07-19 | 2016-07-19 | Filter press filter board with split type squeeze diaphragm |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811163990.5A Division CN109364543B (en) | 2016-07-19 | 2016-07-19 | Diaphragm of filter press diaphragm filter plate and filter press diaphragm filter plate using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105944419A true CN105944419A (en) | 2016-09-21 |
| CN105944419B CN105944419B (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811163990.5A Active CN109364543B (en) | 2016-07-19 | 2016-07-19 | Diaphragm of filter press diaphragm filter plate and filter press diaphragm filter plate using same |
| CN201610574237.XA Active CN105944419B (en) | 2016-07-19 | 2016-07-19 | Filter press filter board with split type squeeze diaphragm |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811163990.5A Active CN109364543B (en) | 2016-07-19 | 2016-07-19 | Diaphragm of filter press diaphragm filter plate and filter press diaphragm filter plate using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN109364543B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110869101A (en) * | 2017-07-05 | 2020-03-06 | Jvk过滤系统有限公司 | Device comprising a filter plate and an attachment |
| CN113828022A (en) * | 2021-08-31 | 2021-12-24 | 廖福尧 | Full-automatic diaphragm filter press |
| CN117839282A (en) * | 2024-03-09 | 2024-04-09 | 福建省创绿机械股份有限公司 | One-way diaphragm filter plate type filter press |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111135616B (en) * | 2020-01-03 | 2020-10-16 | 第一环保（深圳）股份有限公司 | High-pressure double-diaphragm filter plate |
| WO2021209680A1 (en) * | 2020-04-17 | 2021-10-21 | Metso Outotec Finland Oy | A sealing strip for sealing adjacent filter plate assemblies of a filter press, such as a tower press, a filter frame, a filter frame assembly and a filter apparatus |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2495357Y (en) * | 2001-07-02 | 2002-06-19 | 湖南中联环保工程有限公司 | Pressure filter utilziing water pressure to proceed high pressure squeezing |
| CN2607186Y (en) * | 2003-03-28 | 2004-03-24 | 杭州西湖分离机械有限公司 | Dovetail shape inserted combined filtering plate |
| CN2887406Y (en) * | 2006-03-15 | 2007-04-11 | 秦素芳 | Endurable composite type diaphragm filter plate |
| CN201049234Y (en) * | 2007-05-21 | 2008-04-23 | 杭州兴源过滤机有限公司 | Wave shape diaphragm |
| JP2014180617A (en) * | 2013-03-19 | 2014-09-29 | Mitsubishi Plastics Inc | Compression membrane for filter press |
| CN205913823U (en) * | 2016-07-19 | 2017-02-01 | 康明克斯（北京）机电设备有限公司 | Framework -filter plate with split type diaphragm that squeezes |
-
2016
- 2016-07-19 CN CN201811163990.5A patent/CN109364543B/en active Active
- 2016-07-19 CN CN201610574237.XA patent/CN105944419B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2495357Y (en) * | 2001-07-02 | 2002-06-19 | 湖南中联环保工程有限公司 | Pressure filter utilziing water pressure to proceed high pressure squeezing |
| CN2607186Y (en) * | 2003-03-28 | 2004-03-24 | 杭州西湖分离机械有限公司 | Dovetail shape inserted combined filtering plate |
| CN2887406Y (en) * | 2006-03-15 | 2007-04-11 | 秦素芳 | Endurable composite type diaphragm filter plate |
| CN201049234Y (en) * | 2007-05-21 | 2008-04-23 | 杭州兴源过滤机有限公司 | Wave shape diaphragm |
| JP2014180617A (en) * | 2013-03-19 | 2014-09-29 | Mitsubishi Plastics Inc | Compression membrane for filter press |
| CN205913823U (en) * | 2016-07-19 | 2017-02-01 | 康明克斯（北京）机电设备有限公司 | Framework -filter plate with split type diaphragm that squeezes |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110869101A (en) * | 2017-07-05 | 2020-03-06 | Jvk过滤系统有限公司 | Device comprising a filter plate and an attachment |
| CN110869101B (en) * | 2017-07-05 | 2022-06-07 | Jvk过滤系统有限公司 | Device comprising a filter plate and an attachment |
| CN113828022A (en) * | 2021-08-31 | 2021-12-24 | 廖福尧 | Full-automatic diaphragm filter press |
| CN113828022B (en) * | 2021-08-31 | 2022-12-06 | 江苏沙英喜实业有限公司 | Full-automatic diaphragm filter press |
| CN117839282A (en) * | 2024-03-09 | 2024-04-09 | 福建省创绿机械股份有限公司 | One-way diaphragm filter plate type filter press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109364543B (en) | 2022-05-31 |
| CN105944419B (en) | 2019-01-04 |
| CN109364543A (en) | 2019-02-22 |
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Denomination of invention: Filter plate of filter press with split press diaphragm Effective date of registration: 20221103 Granted publication date: 20190104 Pledgee: Xiamen International Bank Co.,Ltd. Beijing Branch Pledgor: COMEX (BEIJING) MECHANICAL & ELECTRONIC EQUIPMENT CO.,LTD. Registration number: Y2022980020817 |