CN107596745A - A kind of air blowing type filter press plate with lines formula filtration - Google Patents
A kind of air blowing type filter press plate with lines formula filtration Download PDFInfo
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- CN107596745A CN107596745A CN201711052786.1A CN201711052786A CN107596745A CN 107596745 A CN107596745 A CN 107596745A CN 201711052786 A CN201711052786 A CN 201711052786A CN 107596745 A CN107596745 A CN 107596745A
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- air blowing
- plate
- plate body
- filter press
- depression
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- 238000007664 blowing Methods 0.000 title claims abstract description 60
- 238000001914 filtration Methods 0.000 title claims abstract description 48
- 239000004744 fabric Substances 0.000 claims abstract description 39
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 230000018044 dehydration Effects 0.000 claims description 21
- 238000006297 dehydration reaction Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 25
- 238000007789 sealing Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000012065 filter cake Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 4
- 230000001154 acute effect Effects 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000002775 capsule Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
A kind of air blowing type filter press plate with lines formula filtration, including plate body, circular depression, depression filter cloth, charging aperture and blowing structure；Circular depression is arranged at the tow sides of plate body；Several annular concentric retainer plates are provided with circular depression, the top of annular retainer plate is for being provided with annular press strip；Circular depression is provided with texture structure by annular retainer plate at intervals of several air blowing regions, the surface in air blowing region；Texture structure is made up of several concentric ring-steps；Depression filter cloth is covered in the surface of plate body, and forms downward etat lacunaire in the recess of texture structure；Charging aperture is opened in the center of plate body, and blowing structure is arranged at the inside of plate body, and the depression filter cloth for being pointed to air blowing region carries out air blowing and heaves discharging；Air blowing type filter press plate proposed by the present invention, not only intensity is high, filtering surface is big and it is few to take up an area for it, and its air blowing discharging effect is more abundant, and efficiency of press filtering is high, dehydrating effect is good.
Description
Technical field
The present invention relates to squeezer technical field, more particularly to a kind of air blowing type press filtration with lines formula filtration
Plate.
Background technology
National environmental protection is increasing to dehydration capacity requirements at present, the mass dryness fraction more and more higher required dehydration.It is but existing
The generally planar design of filter press plate, but its press filtration limited area, therefore the dehydration face of filter press plate is transformed constantly from 2 squares of filtering surfaces
Increase to more than 2000 squares of filtering surfaces, cause to take up an area the problem of big, filter-press arrangement is unstable, and in order to meet that its intensity will
Ask, the material for preparing that also results in filter press plate is multiplied, and does not still meet to capacity requirements but, while also do not reach volume reduction
Decrement and production energy-saving requirement；And in current air blowing type filter press plate, not only press filtration limited area, and often because
Its filter cloth area is excessive, unstable, the problem of easily causing its discharging and insufficient dehydrating effect of its structure.
In addition, for example southern sewage plant, which produces sludge organic matter, has reached more than 30% over dry percentage, adopted in filter press plate
With the Normal practice of parallel filter cloth, parallel space often is not easy to be dehydrated, made because organic matter weight is partially light and granularity is thin
Into sandwich filter cake, filtration time length, material is built bridge less, viscosity is big, while organic materials space between cells also makes water-water reactor combine in centre
The sandwich moisture content formed reaches more than 80%, can not realize preferable dewatering state, cause dewatering low, filtration time length
Problem, there is also such situation for equal Electroplate Factory, printing and dyeing, mine, chemical pharmaceutical factory.And also exist in the extruding to material
During, because water route is distributed the problem of not reasonable, make drainage longer by the time discharged in filter cake, or even can not be fully complete
Effectively discharge, cause to influence the mass dryness fraction being dehydrated.
The content of the invention
It is an object of the invention to propose a kind of air blowing type filter press plate with lines formula filtration, its not only intensity
High, filtering surface is greatly and occupation of land is few, and its air blowing discharging effect is more abundant, and efficiency of press filtering is high, dehydrating effect is good.
To use following technical scheme up to this purpose, the present invention：
A kind of air blowing type filter press plate with lines formula filtration, it is characterised in that：Including plate body, circular depression,
Be recessed filter cloth, charging aperture and blowing structure；The circular depression is arranged at the tow sides of the plate body；The circular depressed
Several annular concentric retainer plates are provided with portion, the top of the annular retainer plate is for being provided with annular press strip；The ring
The circular depression is provided with lines knot by shape retainer plate at intervals of several air blowing regions, the surface in the air blowing region
Structure；The texture structure is made up of several concentric ring-steps；
The depression filter cloth is covered in the surface of the plate body, and forms downward recess in the recess of texture structure
State；The charging aperture is opened in the center of the plate body, and the blowing structure is arranged at the inside of plate body, for being pointed to blow
The depression filter cloth in region carries out air blowing and heaves discharging.
Further illustrate, dehydration groove is mutually formed between annular boss described in each two, the width of the dehydration groove is 3-
6mm；Circular depression is provided with some effluent troughs, and the effluent trough is through the annular boss, and the dehydration groove is by described
Effluent trough connects the delivery port in filter press plate；The width of the effluent trough is 5-10mm.
Further illustrate, one or more layers superposition bulge loop is provided with the top of each annular boss；The superposition
The width of bulge loop is gradually reduced from bottom to top layer.
Further illustrating, the top and/or side of each annular boss are provided with several equally distributed projections,
The projection is halfpace structure.
Further illustrate, be provided with the outside of the plate body and hold down assembly, it is described hold down assembly including ring compression set and
Two O-shaped retainer plates；Depression filter cloth is pressed into the corresponding groove opened up on the outside of the plate body by the O-shaped retainer plate respectively
It is interior, and the outside of the plate body is tightly placed in the fixation O-shaped retainer plate by the ring compression set.
Further illustrate, be provided with locking mechanism on the inside of the charging aperture, the locking mechanism includes two retaining rings
With two O-shaped retainer plates；Depression filter cloth is pressed into the corresponding groove opened up of the charging aperture by the O-shaped retainer plate respectively
It is interior；By being placed on the charging aperture in the retaining ring with fixed by the O-shaped retainer plate, and two retaining rings pass through its inner side
The screw thread of setting carrys out spiral connection.
Further illustrate, the texture structure of the tow sides of the plate body is symmetrically or mutually wrong as axle using the plate body
Bit distribution.
Further illustrate, the distance d1 and annular boss described in each two of the peak of the annular boss to minimum point it
Between distance c1 ratio be 0.5:1~1:0.5.
Further illustrate, the tow sides of the plate body are provided with some support columns, and the support column circumferentially uniformly divides
Cloth, and it is divided into two groups of inner ring and outer ring according to circumference；Be four to six positioned at one group of inner ring, each support column it is a diameter of
30-50mm；One group positioned at outer ring is six to eight, a diameter of 50-70mm of each support column.
Further illustrate, the support column is frustum cone structure, and the periphery of the frustum cone structure offers annular effluent trough, described
Annular effluent trough is connected in the dehydration groove.
Further illustrate, the air blowing type filter press plate is PP or PE materials.
Further illustrate, the edge of any one side in the plate body 1 is provided with half round bar formula sealing structure, another side
Edge is provided with planar strip formula sealing structure.
Beneficial effects of the present invention：On the one hand, it make use of the stereochemical structure of annular boss, there is provided uniform supporting role
Power, while the depression filter cloth is effectively fitted in the surface of the texture structure, and can in the recess of the texture structure
Form downward etat lacunaire, so as to not only increase the intensity of filter press plate, impact resistance, long lifespan, reduce middle sheet material into
This, and press filtration area is considerably increased, efficiency of press filtering is high, and floor space is small；On the other hand by filter cloth by annular retainer plate knot
Structure is uniformly spaced, and it not only can increase its press filtration area by the texture structure, and pass through knot of blowing
Depression filter cloth is formed and expanded outwardly by structure, and when heaving the effect of discharging, several air blowing capsules have been integrally formed in it, so as to reach
More fully discharging effect；And when continuing to repeat to feed after the completion of discharging and squeezing work, it is easier its filter cloth that is recessed
Ground carries out return, and the area for avoiding entirely heaving by filter cloth is excessive and the filter cloth that easily occurs being recessed can not carry out the feelings of uniform return
Condition.
In addition, by the texture structure, when two pieces of filter press plates are bonded to each other, mutually formed using texture structure convex
Recessed design feature, material is set to realize the extruding of more direction power, the sandwich of layers of especially material formation filter cake can be along convex-concave
Structure forms acute angle extruding deflecting, so as to effectively reduce sandwich moisture content aggregation, improves material mass dryness fraction；And change extruding to produce
Moisture content runner, increase the flow direction of moisture content, and extrude structure of the section along convex-concave to form uniform water route, realize most fast
For speed by being discharged in press filtration chamber, dehydration flow velocity faster, effectively reduces time of filter pressing, dewatering is good；Therefore the texture structure is not
Only have the function that to increase press filtration area, and substantially increase the dehydration mass dryness fraction of material and there is more effective water conservancy diversion filtrate
Effect.
Brief description of the drawings
Fig. 1 is the front view of the air blowing type filter press plate of one embodiment of the invention；
Fig. 2 is the sectional stereogram of the air blowing type filter press plate of one embodiment of the invention；
Fig. 3 is the sectional view of the air blowing discharging state of the air blowing type filter press plate of one embodiment of the invention；
Fig. 4 is the sectional view of the feed state of the air blowing type filter press plate of one embodiment of the invention；
Wherein：Plate body 1, support column 11, half round bar formula sealing structure 12, planar strip formula sealing structure 13, circular depression
2, annular retainer plate 21, annular press strip 211, texture structure 23, annular boss 231, be recessed filter cloth 3, charging aperture 4, is superimposed bulge loop
7, ring compression set 91, O-shaped retainer plate 92, retaining ring 101.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
A kind of air blowing type filter press plate with lines formula filtration, including plate body 1, circular depression 2, depression filter cloth 3,
Charging aperture 4 and blowing structure；The circular depression is arranged at the tow sides of the plate body 1；Set in the circular depression 2
Several annular concentric retainer plates 21 are equipped with, the top of the annular retainer plate 21 is for being provided with annular press strip 211；The ring
The circular depression 2 is provided with lines by shape retainer plate 21 at intervals of several air blowing regions, the surface in the air blowing region
Structure 23；The texture structure 23 is made up of several concentric ring-steps 231；The depression filter cloth 3 is covered in the plate body 1
Surface, and form downward etat lacunaire in the recess of texture structure 23；The charging aperture 4 is opened in the plate body 1
Center, the blowing structure are arranged at the inside of plate body, and the depression filter cloth 3 for being pointed to air blowing region, which carries out air blowing, to be heaved and unload
Material.
A kind of air blowing type filter press plate with lines formula filtration proposed by the present invention, by the circular depression
The annular retainer plate 21 and corresponding annular press strip 211 are provided with 2, so that by the circular depression 2 at intervals of some
Individual air blowing region, and its air blowing region has been uniformly arranged texture structure 23, on the one hand, it make use of the three-dimensional knot of annular boss 231
Structure, there is provided uniform supporting force, while the depression filter cloth is effectively fitted in the surface of the texture structure 23, and
Downward etat lacunaire can be formed in the recess of the texture structure 23, so as to not only increase the intensity of filter press plate, impact resistance, longevity
Life length, reduces the cost of middle sheet material, and considerably increases press filtration area, and efficiency of press filtering is high, and floor space is small；
On the other hand filter cloth is uniformly spaced by annular fixed ring, it can not only pass through the lines
Structure is expanded outwardly depression filter cloth formation by blowing structure to increase its press filtration area, heaves the effect of discharging
When, several air blowing capsules have been integrally formed in it, so as to reach more fully discharging effect；And continue to repeat after the completion of discharging
When charging and squeezing work, its filter cloth that is recessed more easily is carried out return, avoid the area entirely heaved by filter cloth excessive and
Easily there is the situation that depression filter cloth can not carry out uniform return.In addition, by the texture structure 23, when two pieces of filter press plate phases
Mutually during fitting, the design feature of convex-concave is mutually formed using annular boss 231, material is realized the extruding of more direction power,
Especially the sandwich of layers of material formation filter cake can form acute angle extruding deflecting along the structure of convex-concave, so as to effectively reduce sandwich moisture content
Aggregation, improve material mass dryness fraction；And the runner of moisture content caused by extruding is changed, increases the flow direction of moisture content, and extrude section
Uniform water route can be formed along the structure of convex-concave, realizes prestissimo by being discharged in press filtration chamber, dehydration flow velocity faster, is effectively reduced
Time of filter pressing, dewatering are good；Therefore the texture structure not only has the function that to increase press filtration area, and substantially increases thing
The dehydration mass dryness fraction of material and there is more effective water conservancy diversion filtrate.
Further illustrate, dehydration groove 5 is mutually formed between annular boss 231 described in each two, it is described to be dehydrated a width of of groove 5
3-6mm；Circular depression 2 is provided with some effluent troughs, and the effluent trough is through the annular boss, and the dehydration groove is by institute
State effluent trough and connect delivery port in filter press plate；The width of the effluent trough is 5-10mm.(wherein, effluent trough is not in the drawings
Display) by the dehydration groove of the formation one fixed width of the annular boss 231 adjacent two-by-two, in order to extrude caused moisture content
Form preliminary convergence, then moisture content again flowed into the effluent trough by the dehydration groove and forms secondary convergence, finally by
The effluent trough is expelled to the water outlet, so as to accelerate the velocity of discharge of the moisture content in press filtration chamber, and is dehydrated more thorough
Bottom, stably, avoids moisture content from remaining.Wherein, the effluent trough that the circular depression 2 opens up is along the bottom of the annular boss 231
What portion opened up.
In addition, the depression filter cloth 3 is covered in the plate body surface, and formed in the recess of texture structure to recessed
During the state of falling into, depression filter cloth 3 can also form several dehydration grooves 5 between each annular boss 231, as shown in Figure 4.
Further illustrate, the top of each annular boss 231 is provided with one or more layers superposition bulge loop 7；It is described
The width of superposition bulge loop 7 is gradually reduced from bottom to top layer.It is with the number of plies increase of set superposition bulge loop 7, then described recessed
The directly proportional increase of area of fitting, that is, make full use of the texture structure 23 to be effectively increased press filtration area required for falling into filter cloth,
Its width is gradually decreased from bottom to top layer simultaneously, and effective dispersive stress effect, structure is more stable, improves superposition bulge loop 7
Intensity, to meet the crushing strength of filter press plate.Wherein, the thickness of the plate body 1 is 25mm-70mm, the annular boss 231
Thickness is 20-45mm, width 20-45mm.
Further illustrate, each it is equally distributed convex to be provided with several for the top of the annular boss 231 and/or side
Post, the projection are halfpace structure.(wherein, convex cylinder is shown not in the drawings) by setting the projection, using uniform
The projection of distribution forms the flowing water gap of even density on the surface of texture structure, to ensure positioned at the surface of texture structure 23
On material caused by moisture content can effectively shunt, form S types water routes, increase shunt volume, the water self-assembling formation often located is most short
Most fast flow path, to realize by evenly being discharged in press filtration chamber, effectively reduce time of filter pressing, water outlet more uniformly it is quick,
Fully, dewatering is stronger.
Further illustrate, the outside of the plate body 1, which is provided with, to hold down assembly, described to hold down assembly including ring compression set 91
With two O-shaped retainer plates 92；Depression filter cloth is pressed into the outside of plate body 1 is corresponding opens up respectively by the O-shaped retainer plate 92
Groove in, and the outside of the plate body 1 91 is tightly placed in the fixation O-shaped retainer plate 92 by ring compression set.
Further illustrate, the inner side of the charging aperture 4 is provided with locking mechanism, and the locking mechanism includes two retaining rings
101 and two O-shaped retainer plates 92；Depression filter cloth is pressed into the charging aperture 4 is corresponding opens up respectively by the O-shaped retainer plate 92
Groove in；By being placed on the charging aperture 4 in the retaining ring 101 with fixed by the O-shaped retainer plate 92, and two are locked
The screw thread that ring 101 is set by its inner side connects come spiral.10 are held down assembly jointly by depression with described by described hold down assembly
Filter cloth is effectively fixed on the surface of the plate body 1, and its structure is more stable.
Further illustrate, the texture structures 23 of the tow sides of the plate body 1 with the plate body 1 be axle symmetrically or phase
Mutually it is dislocatedly distributed.The texture structure 23 on the two sides of plate body 1 is arranged to symmetrical or mutual dislocation distributed architecture, i.e., when two pieces of pressures
When filter plate is bonded to each other, in the press filtration chamber be made up of the circular depression, the phase of texture structure 23 on its surface of circular depression 2
The design feature of convexo-convex or convex-concave is mutually formd, its object is to：After material is filled from the charging hole of filter press plate to press filtration intracavitary,
And under the interaction force of plate body, press dewatering is carried out, by under the active force of convexo-convex or the structure of convex-concave, realizing material
The sandwich of layers that the extruding of more direction power, especially material form filter cake can form acute angle extruding change along the structure of convexo-convex or convex-concave
To so as to effectively reduce sandwich moisture content aggregation, raising material mass dryness fraction, reduction time of filter pressing；Water caused by extruding is changed simultaneously
The runner of part, increases the flow direction of moisture content, and extrudes section to form ◇ ◇ or S types water route along the structure of convexo-convex or convex-concave,
Dewatering is good.
Further illustrate, distance d1 of the peak to minimum point of the annular boss 231 and convex annular described in each two
The distance between platform 231 c1 ratio is 0.5:1~1:0.5.Preferably, when the texture structure 23 is using the plate body as axle phase
When mutually symmetrical, then the aforementioned proportion is 1:1, and now depression filter cloth can be formed further tiltedly in the recess of texture structure
Face angle degree is the downward etat lacunaire of 45° angle, and so as to considerably increase press filtration area, dehydrating effect is more abundant, greatly improves
The mass dryness fraction of material.
Further illustrate, the tow sides of the plate body 1 are provided with some support columns 11, and the support column 11 is circumferentially equal
Even distribution, and it is divided into two groups of inner ring and outer ring according to circumference；Be four to six positioned at one group of inner ring, each support column it is straight
Footpath is 30-50mm；One group positioned at outer ring is six to eight, a diameter of 50-70mm of each support column.When two pieces of air blowing type pressures
Filter plate is bonded to each other, and when being squeezed to the material of press filtration intracavitary, then the corresponding support column 11 of two pieces of filter press plates is then mutual
Push against, ensure filter press plate when bearing the crunch of sewage by using support column 11 facing each other, left and right occur and shake
The phenomenon of rolling, make the squeezing of filter press plate more stable.Simultaneously always according to the loading characteristic of filter press plate of different shapes, to the branch
Dagger designs different distributed architectures, and for the situation of different stress sizes, is grouped to match different-diameter
Support column, not only effectively avoids the rocking in pressure-filtering process of filter press plate, while reduces the unnecessary waste of middle sheet material, with
The support column of two groups of different-diameter sizes is collocated with each other, and makes to be more uniformly stressed, and improves the stability of filter press plate.
Further illustrate, the support column 11 is frustum cone structure, and the periphery of the frustum cone structure offers annular effluent trough, institute
Annular effluent trough is stated to connect in the dehydration groove.(wherein, annular water outlet slot structure is shown not in the drawings) is in the support column
11 periphery offers annular effluent trough, so that the material positioned at support column surrounding can be along its round platform by moisture content caused by extruding
After structure side surface is converged in the annular effluent trough, then flow into the dehydration groove, avoid moisture content from remaining.
Further illustrate, the air blowing type filter press plate is PP or PE materials.
Further illustrate, the edge of any one side in the plate body 1 is provided with half round bar formula sealing structure 12, another side
Edge be provided with planar strip formula sealing structure 13, as shown in Figure 2.When two pieces of air blowing type filter press plates are bonded to each other, its edge
It can then be formed by the combination of half round bar formula sealing structure 12 and planar strip formula sealing structure 13 to be sealed, so as to form
The higher and more stable press filtration chamber of tightness.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed in any way.Based on explanation herein, the technology of this area
Personnel would not require any inventive effort the other embodiments that can associate the present invention, and these modes are fallen within
Within protection scope of the present invention.
Claims (10)
- A kind of 1. air blowing type filter press plate with lines formula filtration, it is characterised in that：Including plate body, circular depression, recessed Fall into filter cloth, charging aperture and blowing structure；The circular depression is arranged at the tow sides of the plate body；The circular depression Several annular concentric retainer plates are inside provided with, the top of the annular retainer plate is for being provided with annular press strip；The annular The circular depression is provided with texture structure by retainer plate at intervals of several air blowing regions, the surface in the air blowing region； The texture structure is made up of several concentric ring-steps；The depression filter cloth is covered in the surface of the plate body, and forms downward etat lacunaire in the recess of texture structure； The charging aperture is opened in the center of the plate body, and the blowing structure is arranged at the inside of plate body, for being pointed to air blowing area The depression filter cloth in domain carries out air blowing and heaves discharging.
- A kind of 2. air blowing type filter press plate with lines formula filtration according to claim 1, it is characterised in that：Every two Dehydration groove is mutually formed between the individual annular boss, the width of the dehydration groove is 3-6mm；Circular depression is provided with some Effluent trough, the effluent trough are connected the water outlet in filter press plate by the effluent trough through the annular boss, the dehydration groove Mouthful；The width of the effluent trough is 5-10mm.
- A kind of 3. air blowing type filter press plate with lines formula filtration according to claim 1, it is characterised in that：Each One or more layers superposition bulge loop is provided with the top of the annular boss；It is described superposition bulge loop width from bottom to top layer by It is decrescence small.
- A kind of 4. air blowing type filter press plate with lines formula filtration according to claim 1, it is characterised in that：Each The top and/or side of the annular boss are provided with several equally distributed projections, and the projection is halfpace structure.
- A kind of 5. air blowing type filter press plate with lines formula filtration according to claim 1, it is characterised in that：It is described It is provided with and holds down assembly on the outside of plate body, it is described to hold down assembly including ring compression set and two O-shaped retainer plates；It is described O-shaped solid Depression filter cloth is pressed into the corresponding groove opened up on the outside of the plate body by fixed circle respectively, and is locked by the ring compression The outside of the plate body is placed on the fixation O-shaped retainer plate.
- A kind of 6. air blowing type filter press plate with lines formula filtration according to claim 1, it is characterised in that：It is described Locking mechanism is provided with the inside of charging aperture, the locking mechanism includes two retaining rings and two O-shaped retainer plates；It is described O-shaped Depression filter cloth is pressed into the corresponding groove opened up of the charging aperture by retainer plate respectively；It is described by being placed in the retaining ring Charging aperture is to fix the O-shaped retainer plate, and the screw thread that two retaining rings are set by its inner side connects come spiral.
- A kind of 7. air blowing type filter press plate with lines formula filtration according to claim 1, it is characterised in that：It is described The texture structure of the tow sides of plate body using the plate body as axle symmetrically or mutual dislocation be distributed.
- A kind of 8. air blowing type filter press plate with lines formula filtration according to claim 1, it is characterised in that：It is described The distance between annular boss c1 ratio described in the peak of annular boss to the distance d1 and each two of minimum point is 0.5:1 ~1:0.5.
- A kind of 9. air blowing type filter press plate with lines formula filtration according to claim 1, it is characterised in that：It is described The tow sides of plate body are provided with some support columns, and the support column is circularly and evenly distributed, and is divided into inner ring according to circumference With two groups of outer ring；One group positioned at inner ring is four to six, a diameter of 30-50mm of each support column；One group positioned at outer ring For six to eight, a diameter of 50-70mm of each support column.
- A kind of 10. air blowing type filter press plate with lines formula filtration according to claim 1, it is characterised in that：Institute It is frustum cone structure to state support column, and the periphery of the frustum cone structure offers annular effluent trough, and the annular effluent trough is connected in described It is dehydrated groove.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711052786.1A CN107596745A (en) | 2017-10-30 | 2017-10-30 | A kind of air blowing type filter press plate with lines formula filtration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711052786.1A CN107596745A (en) | 2017-10-30 | 2017-10-30 | A kind of air blowing type filter press plate with lines formula filtration |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108159746B (en) * | 2018-02-12 | 2024-04-26 | 广东省金凯地过滤设备有限公司 | Filter pressing plate with three-section type center fixing assembly |
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| CN106925007A (en) * | 2017-05-03 | 2017-07-07 | 南通亚威机械制造有限公司 | A kind of symmetrical dual chamber variable chamber super-pressure filter press |
| CN207562423U (en) * | 2017-10-30 | 2018-07-03 | 佛山市金凯地环保工程有限公司 | A kind of air blowing type filter press plate with lines formula filtration |
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| CN108159746B (en) * | 2018-02-12 | 2024-04-26 | 广东省金凯地过滤设备有限公司 | Filter pressing plate with three-section type center fixing assembly |
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