CN201848141U - Rotary filter press - Google Patents

Rotary filter press Download PDF

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Publication number
CN201848141U
CN201848141U CN2010201938365U CN201020193836U CN201848141U CN 201848141 U CN201848141 U CN 201848141U CN 2010201938365 U CN2010201938365 U CN 2010201938365U CN 201020193836 U CN201020193836 U CN 201020193836U CN 201848141 U CN201848141 U CN 201848141U
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filter
revolving body
laid
filtering
gas
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王光华
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Abstract

The utility model relates to a rotary filter press, which belongs to mechanical equipment for continuously separating solid-liquid suspensions or slurries. The rotary filter press is characterized in that filter pocket type independent filtering units (1-1) are evenly distributed on the inner side of a filtering revolving body (1) in the circumferential direction, and a sealing boot (8-2) in a filtering device (8) covers partial filtering units to form a hydraulic filtering cavity (8-3); a static central pipe (2) is arranged in the filtering revolving body (1), wherein a rectangular receiving opening formed at the top of the static central pipe (2) is connected with a sealing isolating device (11); the pressurized gas, materials and other substances enter a channel, and a discharge device (13) is arranged in the static central pipe (2); the filtering revolving body (1) is divided into a pressure chamber and a constant pressure chamber through the sealing isolating device (11); and the materials are fed into the hydraulic filtering cavity (8-3) and rotate along with the filtering revolving body (1) to form filter cakes after being subject to hydraulic filtering, washing, gas-phase pressure filtration, drying and the like, then the filter cakes enter into the constant pressure chamber to be unloaded through gas-phase blowback and then discharged out through the discharge device (13), and then the filtrate is collected to a gas-liquid biphase switching control head (17) through a gas-liquid biphase channel (18) and then discharged.

Description

A kind of rotary pressure filter
One, technical field:
The present invention is a kind of rotary pressure filter, belong to the plant equipment of separating solid-liquid suspension or slurry continuously, be applicable to the Separation of Solid and Liquid of industries such as sugar industry, petrochemical industry, chemical and medicine industry, colliery coal separation, technics of metallurgy mineral dressing, Aluminum, sewage disposal, as the multitudinous slag separation of sugar refinery mandarin orange, PVC device PVC pulp separation, PTA device CTA slurry and PTA pulp separation, the colliery raw coal is selected and tail coal reclaims, AL in the Aluminum 2O 3Separation of mud etc. in the separation of slurry, the sewage-treatment plant.
Two, background technology:
The rotating machinery that relates to Separation of Solid and Liquid has a lot, and present industrial application is more vacuum filtration unit, centrifugal separator and various filter-presses etc., but the plant equipment of these extensive uses exists following defective respectively:
1. the vacuum filtration unit is by the rotation vacuum filter, liquid-ring vacuum pump, the required feed back system of the normal operation of vacuum filter constitutes, exist complex structure huge, productive rate is low, defectives such as power consumption is big, wherein rotate vacuum filter, liquid-ring vacuum pump all needs the powerful drive motors of configuration separately, there is significant energy dissipation in the feed back system, the employed BIRD YOUNG of the PTA device vacuum filtration unit that with the scale is ten thousand tons/year of 60-200 is an example, the driving power of the rotation vacuum filter in its single cover vacuum filtration unit is 37KW, the driving power of liquid-ring vacuum pump is 318.5KW, the power that feed back consumed is up to 45KW, amount to consumed power and reach 400.5KW, and the maximum butt PTA production capacity of this single cover unit has only 50000kg/ (M 2H), the energy loss-rate is up to 0.0075KWh/kg.
2. there are defectives such as productive rate filter cake water capacity low, after separating is big, power consumption is big in centrifugal separator.With the scale is that the centrifugal separator of using in the PTA device of ten thousand tons/year of 60-200 is an example, the maximum butt PTA production capacity of separate unit centrifuge has only 35333kg/h, PTA filter cake water capacity after the separation is up to 22～25%, and the unit driving power reaches 250KW, and it can loss-rate be 0.00566KWh/kg.
3. interior rotary drum filter-press exists that effective filtration area is few, gas consumption is big, filter cake can not directly be discharged from the filter cake outlet, must add the discharge sealing device at filter cake outlet place, filter cake could be intermittently or defective such as discharges continuously, and the butt production capacity of separating being used for of developing the PTA slurry with BIRDYOUNG company continuously is 11052kg/ (M 2H) rotary drum filter-press is an example, because of perforate bowl inside is all-pass with gas-liquid two-phase discharge pipe, rotary drum only has sub-fraction to be immersed in the filter pocket, be that the degree of depth that perforate bowl immerses in the filter pocket only accounts for 20% of rotary drum radius, its effective filtration area only accounts for 20.8% of the rotary drum gross area, most of filtering surface is because of being in the shortcut passage that has formed these gas flow external worlds in the pressure filtration gas, this makes the pressure filtration gas consumption become tens of times of increases, and the gas grosses that process consumed such as its gas phase pressure filtration are up to 38760NM 3/ h, gas consumption ratio can be up to 0.7751NM 3/ kg, and must add rotary valve at the filter cake outlet and seal partition, just can make to keep certain pressure in the filter-press and make filter cake be transported to next drying process continuously.
4. the rotating disc type filter-press exists filter cake thin, filter cake easily be full of cracks comes off, productivity per unit is low, gas consumption is big, and must add the discharge sealing device at the outlet place, the control filter cake is intermittently discharged or defective such as discharge continuously, to be used for the GPJ-120 rotating disc type continuous pressure filter that raw coal fine purifiation or tail coal reclaim is example, although the gas-liquid two-phase passage of each rotating disk is a subregion, but, each rotating disk is immersed in the filter pocket because of only having the part filtering surface, other part filtering surfaces but are in the pressure filtration gas, these filtering surfaces have constituted pressure filtration gas and have discharged the outer shortcut passage of filter, the consumption of pressure filtration gas is multiplied, gas consumption is big, and gas consumption ratio is up to 0.36NM 3/ kg, filter cake is thin, filter cake easily chaps comes off, it is low to be directed at productivity per unit, and the butt production capacity only is 166.7kg/ (M 2H).
5. being used to of German BHS company exploitation separated the filter-press of the external independent filter pocket formula filter element of interior rotary drum of PTA slurry, it exists two end axles seal structure size huge, very easily leak, sealing life is short, maintaining is frequent, defectives such as cost is high, the filter-press that reaches 75000kg/h with butt PTA production capacity is an example, its two end axles envelope size reaches 1600mm, every operation sealing in 8 hours just begins to leak, needed in per 8 hours once the sealing maintenance, the sealing life is generally for 1～February, the long life also has only March, need change the sealing of a collection of costliness from German import average February.
6. Chinese patent CN85105930A has described a kind of continuous pressure filter, it is a kind of interior rotary drum filter-press, sieve plate and filter cloth are set in the rotary drum constitute filter element, utilize the malleation operation principle of plate and frame type filter-press, flow processs such as the subregion filtration of employing drum type vacuum filter, drying, blowback discharging, by in tube, carrying raw coal or tail coal suspension, compressed air, make filtrate pass through filter cloth, sieve plate, through conduit, dispensing head is discharged, and the cleaned coal filter cake of fine particle is attached on the surface of sieve plate filter cloth.Its sieve plate is evenly distributed along the tube inwall, independent separately, every sieve plate is corresponding one by one with the tube outer catheter, when each piece sieve plate rotates to the upper end, conduit and dispensing head blowback air are connected, the filter cake that is attached on the sieve plate filter cloth is blown off by blowback air, drop in the receiving hopper that vertically leaves standstill in the tube, deliver to the discharging hermatic door and discharge through spiral conveyer, but there is following distinct disadvantage in it: (1), its filter element are the filter cloth that is arranged on the sieve plate, formed filter cake thickness is restricted, and filter cake easily be full of cracks comes off, and the productive rate on the unit are is low; (2), as the main motive force of filtering, the liquid phase pressure that comes from material does not utilize and wastes with the gas phase supercharging for it, gas consumption is big, energy consumption is big; (3), discharge zone and gas phase supercharging filtering area all are laid in the pressure chamber of uniform pressure grade, for being blown smoothly, filter cake unloads, the pressure that must make blowback air is at least than filtering supercharging with the big 0.5kg/cm2 of gas pressure, this not only needs the work source of the gas of two kinds of pressure ratings, and the pressed gas after causing the gas phase supercharging to be filtered can not directly reclaim and is used for discharging, cause the energy to waste, increased the unit energy consumption; (4), the inhomogeneities of the filter cake sent here of the intermittent take-off Men Yin of the cylinder piston control adopted behind the feeding screw can cause pressure filtration gas toward external leakage, causes the gas consumption amount big; (5), its scavenge pipe (10) shown in Fig. 1 implements the forward spray washing to the filter cloth after the discharging, clean result is not good; (6), do not have the device of anti-precipitation in its cartridge filter, can't solve the treating material density unevenness even, easily filter cake uneven thickness on the caused filter clothes such as deposition, maybe can not form filter cake, and then cause pressure filtration gas problem such as wastes in a large number; (7), no flusher in its filtration barrel body, can not be suitable for the chemical plant installations that filter cake is had rinsing requirement, can not carry out the decontamination processing to filter cake.
Three, summary of the invention:
Purpose of the present invention is exactly the above deficiency for vacuum filtration unit, centrifugal separator and the various filter-presses that fundamentally solve present extensive use, a kind of designs simplification, manufacturing, use, easy to maintenance are provided, working speed is low, filtration pressure difference is big, productivity per unit is high, gas consumption ratio is low, the low rotary pressure filter of energy loss-rate, this rotary pressure filter need not to be provided with feed back, the butt production capacity is up to 120000kg/h, and the unit are butt productive rate that separates the PTA slurry is up to 13000kg/ (M 2H); The filter cake water capacity is low, only is 10%～15%; The energy loss-rate is low, can loss-rate only be 0.0012KWh/kg, can loss-rate be 16% of vacuum filtration unit, is 21% of centrifugal separator; Gas consumption ratio is low, and gas consumption ratio is 0.0093NM 3/ kg, gas consumption ratio are 1.2% of BIRD YOUNG company rotary drum filter-presses, are 36% of the vertical rotating disk continuous pressure of GPJ-120 filters.Technical scheme of the present invention is such, a kind of rotary pressure filter is made up of following part, (1) filters revolving body, (2) quiescent center pipe, (3) support positioning combined device, (4) add the admission passage of calming the anger, (5) material admission passage, (6) filter cake cleaning solution admission passage, (7) filter element backwash water passing away, (8) filter, (9) filter cake wash mill, (10) filtration cakes torrefaction district, (11) seal separating device, (12) filter cake discharge zone, (13) discharge device, (14) filter element back flush device, (15) filter the rotator shaft sealing, (16) filter cake discharger sealing, (17) gas-liquid two-phase switching controls head, (18) gas-liquid two-phase passage, (19-1) filter the revolving body drive unit, (19-2) drive unit of filter cake discharger, (20) knockout drum, (21) gas-drying apparatus, (22) ultrasonic vibration apparatus, it is characterized in that: filter revolving body (1) and be cylindrical shape, it itself is the pressure-bearing body, do not need to establish in addition pressure shell, its inboard along the circumferential direction uniform filter pocket formula independence filter element (1-1) is also all laid several sections vertically, quiescent center pipe (2) is a cylindrical shape, rectangle receiving opening (2-1) is laid at its top, and be laid in the filtration revolving body (1), make the rectangle receiving opening (2-1) at its top be positioned at the central authorities of filtering revolving body (1), quiescent center pipe (2) is implemented to connect by supporting positioning combined device (3) with the two ends of filtering revolving body (1), support, the location, filter revolving body (1) and rotate under the driving of drive unit (19-1), filter (8) is laid in quiescent center pipe (2) outside, and its seal shoe (8-2) will filter revolving body (1) and be separated into closed hydraulic pressure pressure area and non-hydraulic pressure district, in the hydraulic pressure district, lay hydraulic filtering chamber (8-3) and pressurization laminar flow washing cavities (9-1), two axial center lines of two groups of axial arc sealing plates in the sealing plate assembly (8-2-2) of seal shoe (8-2) are 145 °～165 ° with filtering the formed angle value of revolving body rotation (1) line of centres, and seal separating device (11) is laid in the outer top of quiescent center pipe (2) and covers rectangle receiving opening (2-1) and the array filter pocket formula independence filter element (1-1) that filters the inboard top of revolving body (1), and the non-hydraulic pressure differentiation that will filter in the revolving body (1) is divided into pressure chamber and common pressure chamber, common pressure chamber is laid in the top of filtering the revolving body inboard between two parties, pressure chamber is laid in the both sides of common pressure chamber, lays filtration cakes torrefaction district (10) in the pressure chamber in left side, extends to pressurization laminar flow washing cavities (9-1) counterclockwise and locates, lay filter element back flush device (14) in the pressure chamber on right side, the sealing plate assembly (8-2-2) that extends to filter (8) right upper portion is clockwise located, and filter cake discharge zone (12) is laid in the common pressure chamber, is positioned at seal separating device (11), also be attached thereto logical over against rectangle receiving opening (2-1) by seal separating device (11), be discharge device (13) under the rectangle receiving opening (2-1), filter cake wash mill (9) is laid in tiltedly downside of the outer left side of quiescent center pipe (2), and cleaning solution distributor (9-2) is wherein linked to each other with filter cake cleaning solution admission passage (6), multichannel arm (9-2-1) links to each other with pressurization laminar flow washing cavities (9-1), the spray direction of the multichannel spray arm (9-2-2) of band nozzle and spray scope over against and cover the array filter pocket formula independence filter element (1-1) in filtration cakes torrefaction district (10), discharge device (13) is laid in the quiescent center pipe (2) and at drive end and quiescent center pipe (2) and constitutes material admission passage (5), material admission passage (5) extends to and filters in the revolving body (1), links to each other with filter (8), lays filter cake discharger sealing (16) between the exhaust end of discharge device (13) and the quiescent center pipe (2), and link to each other with the drive unit (19-2) of filter cake discharger, add the admission passage of calming the anger (4), filter cake cleaning solution admission passage (6), that filter element backwash water passing away (7) all radially pierces from overhanging section ecto-entad of the quiescent center pipe (2) of drive end side and be close to its inwall and extend to and filter in the revolving body (1), radially pierce it more from inside to outside, make to add the admission passage of calming the anger (4) and link to each other with filtration cakes torrefaction district (10), filter cake cleaning solution admission passage (6) links to each other with filter cake wash mill (9), filter element backwash water passing away (7) links to each other with backwash liquor reflow metal hose connector (14-2) in the filter element back flush device (14), and gas-liquid two-phase switching controls head (17) is laid in the drive end side of filtering revolving body (1), gas-liquid two-phase passage (18) is distributed on the outside of filtering revolving body (1), the hole of the filter pocket formula independence filter element (1-1) that one end is inboard with filtering revolving body (1) links to each other, and the other end links to each other with gas-liquid two-phase switching controls head (17), and knockout drum (20) links to each other with gas-liquid two-phase switching controls head (17), gas-drying apparatus (21) links to each other with knockout drum (20), and ultrasonic vibration apparatus (22) is laid on material admission passage (5) and the filter (8).Therefore the present invention compare with existing solid-liquid separation mechanics equipment have significant designs simplification, manufacturing, use, easy to maintenance, the high and remarkable energy-saving advantages of productivity per unit.
Four, description of drawings:
The structure sectional side elevation of a kind of rotary pressure filter of Fig. 1 (revolving body adopts angular contact ball bearing to support).
Another structure sectional side elevation of a kind of rotary pressure filter of Fig. 2 (revolving body adopts support roller to support).
Each functional device (district) distributed architecture figure of a kind of rotary pressure filter of Fig. 3.
Fig. 4 supports positioning combined device (3) structure chart (adopting ball bearing to support).
Fig. 5 supports another structure chart of positioning combined device (3) (adopting support roller to support).
Fig. 6 filter (8) structure chart.
Fig. 7 filter element (1-1-2) structure master cutaway view.
Fig. 8 filter element (1-1-2) structure vertical view.
Fig. 9 filter cake wash mill (9) structure chart.
Figure 10 seal separating device (11) structure chart.
Figure 11 filter cake discharge zone (12) structure chart.
Figure 12 filter element back flush device (14) structure chart.
Quiet dispensing head (17-1) structure chart of Figure 13 gas-liquid two-phase switching controls head (17).
Wear-resistant seal sheet (17-2) structure chart of Figure 14 gas-liquid two-phase switching controls head (17).
Moving dispensing head (17-3) structure chart of Figure 15 gas-liquid two-phase switching controls head (17).
Figure 16 filters rotator shaft sealing (15) with the unsteady labyrinth seal structure figure that is inverted.
Figure 17 filter cake discharger sealing (16) is with just putting the labyrinth seal structure figure that floats.
Pressed gas is regenerated as the blowback air origin system flow chart that unloads filter cake in Figure 18 filtrate.
Five, the specific embodiment:
A kind of rotary pressure filter of the present invention, it specifically implements architectural feature and material treatment process process is as follows:
(1), architectural feature:
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 9, Figure 18, a kind of rotary pressure filter, it is characterized in that: it is made up of following part, (1) filters revolving body, (2) quiescent center pipe, (3) support positioning combined device, (4) add the admission passage of calming the anger, (5) material admission passage, (6) filter cake cleaning solution admission passage, (7) filter element backwash water passing away, (8) filter, (9) filter cake wash mill, (10) filtration cakes torrefaction district, (11) seal separating device, (12) filter cake discharge zone, (13) discharge device, (14) filter element back flush device, (15) filter the rotator shaft sealing, (16) filter cake discharger sealing, (17) gas-liquid two-phase switching controls head, (18) gas-liquid two-phase passage, (19-1) filter the revolving body drive unit, (19-2) drive unit of filter cake discharger, (20) knockout drum, (21) gas-drying apparatus, (22) ultrasonic vibration apparatus, wherein, filtering revolving body (1) is cylindrical shape, it itself is the pressure-bearing body, do not need to establish in addition pressure shell, its inboard along the circumferential direction uniform filter pocket formula independence filter element (1-1) is also all laid several sections vertically, and quiescent center pipe (2) is a cylindrical shape, rectangle receiving opening (2-1) is laid at its top, and be laid in the filtration revolving body (1), make the rectangle receiving opening (2-1) at its top be positioned at the central authorities of filtering revolving body (1), quiescent center pipe (2) is implemented to connect by supporting positioning combined device (3) with the two ends of filtering revolving body (1), support, the location, filtering revolving body (1) rotates under the driving of drive unit (19-1), filter (8) is laid in quiescent center pipe (2) outside, and its seal shoe (8-2) all filters the inboard filter pocket formula independence filter element (1-1) of revolving body (1) over against also covering, and will filter revolving body (1) and be separated into closed hydraulic pressure pressure area and non-hydraulic pressure district, in the hydraulic pressure district, lay hydraulic filtering chamber (8-3) and pressurization laminar flow washing cavities (9-1), two axial center lines of two groups of axial arc sealing plates in the sealing plate assembly (8-2-2) of seal shoe (8-2) are 145 °～165 ° with filtering the formed angle value of revolving body rotation (1) line of centres, and seal separating device (11) is laid in the outer top rectangular receiving opening (2-1) of quiescent center pipe (2) and goes up and cover the array filter pocket formula independence filter element (1-1) that filters the inboard top of revolving body (1), and the non-hydraulic pressure differentiation that will filter in the revolving body (1) is divided into pressure chamber and common pressure chamber, common pressure chamber is laid in the top of filtering the revolving body inboard between two parties, pressure chamber is laid in the both sides of common pressure chamber, lays filtration cakes torrefaction district (10) in the pressure chamber in left side, extends to pressurization laminar flow washing cavities (9-1) counterclockwise and locates, lay filter element back flush device (14) in the pressure chamber on right side, portion sealing plate assembly (8-2-2) that extends to clockwise on filter (8) right side locates, and filter cake discharge zone (12) is laid in the common pressure chamber, is positioned at seal separating device (11), also communicate with it over against rectangle receiving opening (2-1) by seal separating device (11), be discharge device (13) under the rectangle receiving opening (2-1), filter cake wash mill (9) is laid in tiltedly downside of the outer left side of quiescent center pipe (2), and laying cleaning solution distributor (9-2) wherein is fixed in the outer left side of quiescent center pipe (2) and links to each other with filter cake cleaning solution admission passage (6), the multichannel arm (9-2-1) that is laid on the cleaning solution distributor (9-2) links to each other with pressurization laminar flow washing cavities (9-1), be laid in the band nozzle on the cleaning solution distributor (9-2) multichannel spray arm (9-2-2) spray direction and spray scope over against and cover the array filter pocket formula independence filter element (1-1) in filtration cakes torrefaction district (10), discharge device (13) is laid in the quiescent center pipe (2) and at drive end and quiescent center pipe (2) formation material admission passage (5), material admission passage (5) extends in the filtration revolving body (1), radially piercing quiescent center pipe (2) more from inside to outside links to each other with filter (8), lay filter cake discharger sealing (16) between the exhaust end of discharge device (13) and the quiescent center pipe (2), and link to each other with the drive unit (19-2) of filter cake discharger so that discharge device (13) rotation adds the admission passage of calming the anger (4), filter cake cleaning solution admission passage (6), that filter element backwash water passing away (7) all radially pierces from overhanging section ecto-entad of the quiescent center pipe (2) of drive end side and be close to its inwall and extend to and filter in the revolving body (1), radially pierce it more from inside to outside, make and add the admission passage of calming the anger (4) and link to each other with filtration cakes torrefaction district (10), filter cake cleaning solution admission passage (6) links to each other with filter cake wash mill (9), filter element backwash water passing away (7) links to each other with backwash liquor reflow metal hose connector (14-2) in the filter element back flush device (14), gas-liquid two-phase switching controls head (17) is laid in the drive end side of filtering revolving body (1), and gas-liquid two-phase passage (18) is distributed on the outside of filtering revolving body (1), and the hole of the filter pocket formula independence filter element (1-1) that an end is inboard with filtering revolving body (1) links to each other, the other end links to each other with gas-liquid two-phase switching controls head (17), knockout drum (20) links to each other with gas-liquid two-phase switching controls head (17), and gas-drying apparatus (21) links to each other with knockout drum (20), and ultrasonic vibration apparatus (22) is laid on material admission passage (5) and the filter (8).
Referring to Fig. 1, Fig. 2, Fig. 6, Fig. 7, Fig. 8, a kind of rotary pressure filter, it is characterized in that: filter the interior filter pocket formula independence filter element (1-1) of revolving body (1) by filter pocket (1-1-1), filter element (1-1-2) is formed, filter element (1-1-2) is made of filter medium (1-1-2-1) and bearing substrate (1-1-2-2), wherein, filter pocket (1-1-1) is shaped as cuboid, filter pocket (1-1-1) degree of depth is 10～500mm, filter element (1-1-2) is laid in the bottom of filter pocket (1-1-1), be fixed outside filtering revolving body by fastening bolt, between filter element and the filter pocket bottom, adopt sealing gasket between fastening bolt and the filtration revolving body, filter medium (1-1-2-1) is the elastomer material, preferred PEEK, PTFE, nylon, bearing substrate (1-1-2-2) is a metal material, preferred titanium or stainless steel.
Referring to Fig. 1, Fig. 2, Fig. 3, Figure 10, a kind of rotary pressure filter, it is characterized in that: the tube connector (2-3) of having laid flange (2-2) and band companion flange on the rectangle receiving opening (2-1) at the top of quiescent center pipe (2), be laid in and add the admission passage of calming the anger (4), material admission passage (5), filter cake washings admission passage (6), filter element backwash water passing away (7) in the quiescent center pipe (2) that filters the revolving body drive end side, be independently pipeline, the discharge device (13) that is laid in the quiescent center pipe (2) adopts the helical form rotor.
Referring to Fig. 1, Fig. 2, Fig. 4, Fig. 5, a kind of rotary pressure filter, it is characterized in that: filter revolving body (1) and implement to connect by supporting positioning combined device (3) with the two ends of quiescent center pipe (2), support, the location, wherein, it is as follows with the support at the two ends of quiescent center pipe (2) to filter revolving body (1): filter revolving body and be supported on the inner ring that supports the bearing (3-1) in the positioning combined device (3) or on several support rollers (3-1), the outer ring of bearing (3-1) or several support rollers are supported in the bearing block (3-2), quiescent center pipe (2) is connected in the bearing block (3-2) by the seam of connecting rack (3-3), make quiescent center be in control support, and make the center of quiescent center pipe and the center of filtering revolving body keep concentric, spring bearing (3-1) is angular contact ball bearing group or taper roll bearing group, or several support rollers (3-1) are the roller bearing of band fixed axis, quantity is 3, and the lubricating grease of described bearing (3-1) or several support rollers (3-1) is added by oil nozzle (3-2-2); Being positioned such that of the two ends of filtration revolving body (1) and quiescent center pipe (2): the location at the two ends of filtration revolving body (1) and quiescent center pipe (2) is by the bearing (3-1) that supports in the positioning combined device (3), bearing block (3-2), connecting rack (3-3), filter the revolving body outrigger shaft shaft shoulder (3-4), bearing inner race gland (3-5), bearing outer ring gland (3-6), bearing block gland (3-7), positioning key on the quiescent center pipe (3-8), connecting rack alignment pin (3-3-1), alignment pin on the bearing block (3-2-1) combination is finished, or by the bearing block (3-2) that supports in the positioning combined device (3), connecting rack (3-3), filter revolving body outrigger shaft axle head (3-4), thrust plate on the bearing block (3-5), positioning key on the quiescent center pipe (3-8), connecting rack alignment pin (3-3-1) combination is finished, lubricating grease on the thrust plate on the bearing block (3-5) is added by oil nozzle (3-2-3), make an end that filters revolving body (1) and quiescent center pipe (2) fix other end freedom.
Referring to Fig. 1, Fig. 2, Fig. 6, a kind of rotary pressure filter, it is characterized in that: filter (8) is by hydraulic filtering chamber (8-3), seal shoe (8-2), hollow arm (8-1-1), multiple branch circuit distribution house steward (8-1) forms, hydraulic filtering chamber (8-3) is made up of array seal shoe (8-2) and filter pocket formula independence filter element (1-1), seal shoe (8-2) is by charging aperture (8-2-1), sealing plate assembly (8-2-2), arc bearing plate (8-2-4) is formed, sealing plate assembly (8-2-2) is made up of the arc sealing plate of two groups of axial arc sealing plates and two groups of circumferencial directions, wherein, hydraulic filtering chamber (8-3) is not on the longitudinal center line of the axial arc sealing plate in the sealing plate assembly (8-2-2) at end place, laid the hollow adapter (8-2-3) of several Φ 25mm, its quantity equates with the quantity of seal shoe (8-2) group, the bottom surface of seal shoe (8-2) is a cambered surface, sealing all around, empty in middle, hollow arm (8-1-1) is a cylindrical shape with the charging aperture (8-2-1) of seal shoe, one end of hollow arm (8-1-1) links to each other with multichannel distribution house steward (8-1) and is linked to each other with material admission passage (5) by multiple branch circuit distribution house steward (8-1), the charging aperture (8-2-1) of the other end of hollow arm (8-1-1) and seal shoe socket-connects, charging aperture (8-2-1) can axially be done two-way moving along it on hollow arm (8-1-1), laid the sealing of twice O shape ring on its cooperation cylinder that slides relatively, cooperate the preferred triangle of cylinder section configuration, rectangle, circular, the head of seal shoe charging aperture (8-2-1) has been laid the circular opening locking device, can be with seal shoe (8-2) locking positioning, seal shoe (8-2) over against and cover on the filter pocket formula independence filter element (1-1) that filters in the revolving body, arbitrary axial arc sealing plate in its sealing plate assembly (8-2-2) is in arbitrary moment of filtering the revolving body rotation, all can cover a filter pocket formula independence filter element (1-1), sealing plate assembly (8-2-2) is 0.00～0.40mm with the gap of filter pocket formula independence filter element (1-1) median septum, two axial center lines of two groups of axial arc sealing plates of sealing plate assembly (8-2-2) are 145 °～165 ° with filtering the formed angle value of revolving body (1) pivot line, sealing plate assembly (8-2-2) material is the self-lubricating elastomer, preferred nylon, PTFE, PEEK.
Referring to Fig. 1, Fig. 2, Fig. 9, a kind of rotary pressure filter is characterized in that: filter cake wash mill (9) by sealed pressurization laminar flow washing cavities (9-1) with cleaning solution distributor (9-2), be connected flexible pipe (9-3) and form; Sealed pressurization laminar flow washing cavities (9-1) then do not form by hydraulic filtering chamber (8-3) by the axial arc sealing plate and the filter pocket formula independence filter element (1-1) at end place; Cleaning solution distributor (9-2) is made up of the multichannel spray arm (9-2-2) of multichannel arm (9-2-1) and band nozzle; Wherein, cleaning solution distributor (9-2) is fixed in the outer left side of quiescent center pipe (2) and links to each other with filter cake cleaning solution admission passage (6), the multichannel arm (9-2-1) that is laid on the cleaning solution distributor (9-2) is connected with the hollow adapter (8-2-3) of Φ 25mm by connecting flexible pipe (9-3), communicate with pressurization laminar flow washing cavities (9-1), be laid in the spray direction of multichannel spray arm (9-2-2) of the band nozzle on the cleaning solution distributor (9-2) and spray scope over against and cover the array filter pocket formula independence filter element (1-1) in filtration cakes torrefaction district (10).
Referring to Fig. 1, Fig. 2, Figure 10, a kind of rotary pressure filter, it is characterized in that: seal separating device (11) is by filter pocket formula independence filter element (1-1), arc sealing plate (11-1), sliding sleeve is taken over (11-2) and is formed, wherein, the tube connector (2-3) of the band companion flange on sliding sleeve adapter (11-2) and the quiescent center pipe (2) socket-connects and can be free to slide thereon, laid the sealing of twice O shape on the sliding surface of two adapter sockets, lay flexible member and restriction sliding sleeve between the end face of flange of the tube connector (2-3) of sliding sleeve adapter (11-2) and band companion flange and take over the stopping means (2-2-2) of position, make each sealing plate on the seal separating device keep steady state value automatically with the gap of filtering the revolving body inboard always, its value is 0.00～0.40mm, arc sealing plate (11-1) material on the seal separating device is the self-lubricating elastomer, preferred nylon, PTFE, PEEK.
Referring to Fig. 3, Figure 11, a kind of rotary pressure filter, it is characterized in that: filter cake discharge zone (12) is made of the filter pocket formula independence filter element (1-1) in gas-liquid two-phase passage (18), the filtration revolving body, the arc sealing plate (11-1) of seal separating device (11), be laid in the top of filtering the revolving body inboard, discharging starting point and terminating point are symmetrical in and filter revolving body cross section vertical center line, and the longitudinal center line of two groups of arc sealing plates (11-1) of discharging starting point and discharging terminating point is 36 °～48 ° with the angle that filters revolving body pivot line.
Referring to Fig. 3, Figure 12, a kind of rotary pressure filter, it is characterized in that: back flush device (14) is by gas-liquid two-phase passage (18), filter pocket formula independence filter element (1-1), the arc sealing plate assembly (8-2-2) of filter (8), the arc sealing plate (11-1) of seal separating device (11), backwash liquor funnel (14-1), backwash liquor reflow metal hose connector (14-2), filter element backwash water passing away (7) is formed, be laid in the pressure chamber on seal separating device (11) right side, the sealing plate assembly (8-2-2) that extends to clockwise on the filter (8) is located.
Referring to Fig. 4, Figure 13, Figure 14, Figure 15, a kind of rotary pressure filter, it is characterized in that: gas-liquid two-phase switching controls head (17) is by quiet dispensing head (17-1), wear-resistant seal sheet (17-2), moving dispensing head (17-3) and sound dispensing head are adjusted spring (17-1-5) and are constituted, wherein, quiet dispensing head is fixed on the right side of the supporting and positioning device (3) that filters the revolving body driving side, the sound dispensing head is adjusted spring (17-1-5) and is laid between quiet dispensing head (17-1) and the supporting and positioning device (3), moving dispensing head is connected to by binding and filters on the revolving body, wear-resistant seal sheet (17-2) is laid between quiet dispensing head and the moving dispensing head, quiet dispensing head (17-1) is laid four not connected circular passage grooves in the face of the one side of wear-resistant seal sheet, be docile and obedient clockwise, be followed successively by device for discharging blowback air circular passage groove (17-1-1), independent filter element backwash liquor circular passage groove (17-1-2), hydraulic filtering pendular ring shape channel slot (17-1-3), gas-liquid phase hybrid loop channel slot (17-1-4), discharging is laid in the top of quiet dispensing head (17-1) with blowback air circular passage groove, it plays initial line and is symmetrical in quiet dispensing head (17-1) end face vertical center line with the termination limit, its angle is elected 27 ° as, it is taken over (N1) with the discharging blowback air and communicates, the initial line that rises of independent filter element backwash liquor circular passage groove (17-1-2) is 18 ° with the angle that stops the limit, be docile and obedient clockwise, its angle that plays initial line and vertical center line is 32 °, it communicates with back flush liquid inlet (N2), it is 145 °～165 ° with the angle that stops the limit that hydraulic filtering pendular ring shape channel slot plays initial line, be docile and obedient clockwise, its angle that plays initial line and vertical center line is 59 °, it communicates with filtrate outlet (N3), the initial line that rises of gas-liquid phase hybrid loop channel slot is 108 ° with the angle that stops the limit, be docile and obedient clockwise, its angle that plays initial line and vertical center line is 220.5 °, it communicates with mixture outlets (N4) such as tail filtrates, the quantity of the circular passage groove on the wear-resistant seal sheet (17-2), the orientation of each circular passage groove, structure, on angle and the quiet dispensing head (17-1) fully with, its material is wear-resisting elastomer, preferred nylon, PTFE, PEEK, the two-phase access opening quantity of being laid on the moving dispensing head (17-3) is equal also corresponding one by one with two-phase passage (18) quantity on filtering revolving body, and adopts quick metal flexible hose to connect.
Referring to Fig. 1, Fig. 2, Figure 16, a kind of rotary pressure filter, it is characterized in that: the sealing (15) of filtering revolving body has been adopted static labyrinth seal (15-1) and has been inverted that (15-2) is combined in unsteady labyrinth seal, the sealing of filter cake discharger (13) has been adopted and has just been put unsteady labyrinth seal (16), wherein, filter sealing (15) composed as follows of revolving body: static labyrinth seal (15-1) is general labyrinth seal, it is first order sealing, the unsteady labyrinth seal (15-2) that is inverted has comprised moving axis cover (15-2-1), dead axle cover (15-2-2), static seal sheet (15-2-3), floating seal sheet (15-2-4), benefit is tasted spring (15-2-5), gland (15-2-6), it is second level sealing, one side of static seal sheet (15-2-3) is laid flange, opposite side is laid to mend and is tasted spring (15-2-5), the side that makes flange be close to floating seal sheet (15-2-4) forms mechanical sealing, ring and outer shroud mosaic texture in floating seal sheet (15-2-4) adopts, in ring go up to lay wide be that the slotted hole of 3mm is for the location and the usefulness of floating, outer shroud cylindrical and moving axis cover (15-2-1) inner headed face form floating type labyrinth seal, the total backlash value is 0.06～0.09mm, the elastic force effect is located and be subjected to ring because of need in it, material is titanium or stainless steel, its outer shroud side and cylindrical are sealing surfaces, material is the self-lubricating non-metallic material, preferred graphite, moving axis cover (15-2-1) is positioned to filter on the revolving body by O ring and bolt, and dead axle cover (15-2-2) is positioned on the quiescent center pipe by O ring and bolt; The sealing of filter cake discharger (13) is composed as follows: just putting unsteady labyrinth seal (16) and comprising moving axis cover (16-1), dead axle cover (16-2), static seal sheet (16-3), floating seal sheet (16-4), benefit is tasted spring (16-5), gland (16-6), one side of static seal sheet (16-3) is laid flange, opposite side laying benefit is tasted spring (16-5) makes flange be close to the side formation mechanical sealing of floating seal sheet (16-4), ring and outer shroud mosaic texture in floating seal sheet (16-4) adopts, laying wide on the outer shroud be that the slotted hole of 3mm is for the location and the usefulness of floating, circle forms floating type labyrinth seal with moving axis cover (16-1) periphery in the interior ring, the total backlash value is 0.06～0.090mm, its outer shroud is because of the need location and be subjected to the elastic force effect, material is titanium or stainless steel, ring side and interior circle are sealing surfaces in it, material is the self-lubricating non-metallic material, preferred graphite, moving axis cover (16-1) is positioned on the helical axis of filter cake discharger by the O ring and the shaft shoulder, and dead axle cover (16-2) is positioned on the quiescent center pipe (2) by O ring and gland bolt.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 6, Fig. 9, a kind of rotary pressure filter, it is characterized in that: filter (8) will filter revolving body (1) and be separated into closed hydraulic pressure pressure area and non-hydraulic pressure district, in the hydraulic pressure district, lay hydraulic filtering chamber (8-3) and pressurization laminar flow washing cavities (9-1), the non-hydraulic pressure differentiation that seal separating device (11) will filter in the revolving body (1) is divided into pressure chamber and common pressure chamber, common pressure chamber is laid in the top of filtering the revolving body inboard between two parties, pressure chamber is laid in the both sides of common pressure chamber, lay filtration cakes torrefaction district (10) in the pressure chamber in left side, extending to pressurization laminar flow washing cavities (9-1) counterclockwise locates, lay filter element back flush device (14) in the pressure chamber on right side, the sealing plate assembly (8-2-2) that extends to filter (8) right upper portion is clockwise located, filter cake discharge zone (12) is laid in the common pressure chamber with discharge device (13), be positioned at seal separating device (11), cleaning solution distributor (9-2) in the filter cake wash mill (9) links to each other with filter cake cleaning solution admission passage (6), multichannel arm (9-2-1) on the cleaning solution distributor (9-2) links to each other with pressurization laminar flow washing cavities (9-1), the spray direction of the multichannel of the band nozzle on the cleaning solution distributor (9-2) spray arm (9-2-2) and spray scope over against and cover the array filter pocket formula independence filter element (1-1) in filtration cakes torrefaction district (10), according to filtering the revolving body operative orientation, self-hydraulic filters beginning, the closed that distributes successively hydraulic filtering chamber (8-3), pressurization laminar flow washing cavities (9-1), the multichannel shower (9-2) of band nozzle, filtration cakes torrefaction district (10), filter cake discharge zone (12), discharge device (13), back flush device (14).
Referring to Fig. 3, Figure 11, Figure 18, a kind of rotary pressure filter, it is characterized in that: the hydraulic filtering pendular ring shape channel slot (17-1-3) in the quiet dispensing head (17-1) of knockout drum (20) and gas-liquid two-phase switching controls head (17) (N3), gas-liquid phase hybrid loop channel slot (17-1-4) (N4) links, knockout drum (20) links to each other with automatic regeneration formula gas-drying apparatus group (21) again, automatic regeneration formula gas-drying apparatus (21) blowback air circular passage groove (17-1-1) dry and in the gas-liquid two-phase switching controls head (17) links to each other, moving dispensing head (17-3) through gas-liquid two-phase switching controls head (17) links to each other with gas-liquid two-phase passage (18), pass straight through to filter cake device for discharging (12), make the gas of discharging from gas-liquid two-phase switching controls head (17) with tail filtrate, after knockout drum (20) gas-liquid separation, part gas is after automatic regeneration formula gas-drying apparatus (21) drying, taking over (N1) from the discharging blowback air enters, the multiplexing discharging source of the gas of doing, by gas-liquid two-phase switching controls head (17), enter in the filter cake device for discharging (12) through gas-liquid two-phase passage (18), oppositely blow continuously and unload filter cake.
Referring to Fig. 3, Fig. 6, a kind of rotary pressure filter, it is characterized in that: ultrasonic vibration apparatus (22) is laid on material admission passage (5) and the filter (8), high-energy ultrasound is radiated in the suspension or slurry in material admission passage (5) and the closed hydraulic filtering chamber (8-3), to the stirring of pulling an oar of wherein solid-liquid suspension or slurry, prevent fouling and accelerated filtration, ultrasonic vibration apparatus is elected liquid whistle vibration head as or is electricity driving vibration head.
(2), material treatment process process:
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 9, Figure 18, a kind of rotary pressure filter, it filters revolving body (1) and rotates under the driving of drive unit (19-1), the helical rotor of discharge device (13) rotates under the driving of drive unit (19-2), pending solid-liquid suspension or slurry enter the closed hydraulic filtering chamber (8-3) through material admission passage (5) from charging aperture (N0), behind hydraulic filtering, form filter cake, enter again and carry out the washing of hydraulic pressure laminar flow formula in the closed pressurization laminar flow washing cavities (9-1), again through the spray washing of multichannel shower (9-2-2) of band nozzle, then through gas phase pressure filtration, the gas phase dry run, enter the filter cake discharge zone (12) in the common pressure chamber at last, through the gas phase blowback, filter cake falls into discharge device (13), filter pocket formula independence filter element (1-1) after the discharging enters the filtration of carrying out next round in the closed hydraulic filtering chamber (8-3) again behind the back flush of back flush device (14), the helical rotor in the discharge device (13) is discharged the filter cake that falls into continuously; The filter cake cleaning solution is introduced from the washing agent inlet (N8) of pulling an oar again, wherein a part enters into sealed pressurization laminar flow washing cavities (9-1) by the multichannel arm (9-2-1) on the cleaning solution distributor (9-2), filter cake after filtering is carried out the pressure level streaming to be washed for the first time, the then ejection of the nozzle from the multichannel shower (9-2-2) of another part, to carrying out the spray washing second time, to remove the impurity in the filter cake through the filter cake that enters filtration cakes torrefaction district (10) after the washing for the first time; Filtrate, filter cake cleaning solution and tail filtrate are then flowed out through the pressure effect from inside to outside from the bottom of filtering each the filter pocket formula independence filter element in the revolving body, be pooled in the gas-liquid two-phase switching controls head (17) through gas-liquid two-phase passage (18) again, discharge continuously through filtrate outlet (N3) and tail filtrate (containing gas phase) mixture outlet (N4) respectively; Filter-press is introduced from filter-press gas inlet (N6) with gas with gas and filtration cakes torrefaction, with elimination cleaning solution and tail filtrate; Utilize tail filtrate knockout drum (20) and gas-drying apparatus (21), make the gas of discharging from gas-liquid two-phase switching controls head (17) with tail filtrate, after knockout drum (20) gas-liquid separation, part gas is used as the discharging source of the gas again through gas-drying apparatus (21) drying again, enter from the filter cake blowback air inlet (N1) that unloads from gas-liquid two-phase switching controls head (17) with the new discharging blowback air that replenishes, enter in the filter cake discharge zone (12) through gas-liquid two-phase passage (18), oppositely blow continuously and unload filter cake, make it fall into filter cake discharger (13) and discharged continuously; The used back flush liquid of filter pocket formula independence filter element (1-1) is introduced from taking over (N2), backwash liquor is by gas-liquid two-phase switching controls head (17), enter into back flush device (14) from gas-liquid two-phase passage (18), filter pocket formula independence filter element (1-1) after the discharging is implemented continuous back flush, remove small plugging particle wherein, and discharge from interface (N7); High-energy ultrasound is incorporated into the ultrasonic vibration apparatus (22) from interface (N5), ultrasonic vibration apparatus (22) is laid on material admission passage (5) and the filter (8), high-energy ultrasound is radiated in the suspension or slurry in material admission passage (5) and the closed hydraulic filtering chamber (8-3), to the stirring of pulling an oar of wherein solid-liquid suspension or slurry, make it be evenly distributed, prevent material deposition fouling and accelerated filtration, the material treatment process process of more than going round and beginning again has been implemented the continuous separation to solid-liquid suspension or slurry.A kind of rotary pressure filter of the present invention, the working speed that filters revolving body can change 30～1800/per hour control flexibly in the scope, and the filter cake cleaning solution is looked solid-liquid suspension or the slurry different in kind that needs separation, and optional different solvents is as acid, water etc.; Operating temperature is 0～270 ℃; Operating pressure is 0.2kg/cm 2～20kg/cm 2G; Filtration pressure difference is 0.5～10kg/cm 2
Used symbol, notion, unit explanation: kg among the present invention: kilogram; NM 3: standard cubic meter; KW: kilowatt; H: hour; Can loss-rate=driving power/butt production capacity per hour; The butt production capacity of the air consumption of gas consumption ratio=per hour/per hour.

Claims (15)

1. rotary pressure filter, it is characterized in that: it is made up of following part, (1) filters revolving body, (2) quiescent center pipe, (3) support positioning combined device, (4) add the admission passage of calming the anger, (5) material admission passage, (6) filter cake cleaning solution admission passage, (7) filter element backwash water passing away, (8) filter, (9) filter cake wash mill, (10) filtration cakes torrefaction district, (11) seal separating device, (12) filter cake discharge zone, (13) discharge device, (14) filter element back flush device, (15) filter the rotator shaft sealing, (16) filter cake discharger sealing, (17) gas-liquid two-phase switching controls head, (18) gas-liquid two-phase passage, (19-1) filter the revolving body drive unit, (19-2) drive unit of filter cake discharger, (20) knockout drum, (21) gas-drying apparatus, (22) ultrasonic vibration apparatus, wherein, filtering revolving body (1) is cylindrical shape, it itself is the pressure-bearing body, do not need to establish in addition pressure shell, its inboard along the circumferential direction uniform filter pocket formula independence filter element (1-1) is also all laid several sections vertically, quiescent center pipe (2) is a cylindrical shape, rectangle receiving opening (2-1) is laid at its top, quiescent center pipe (2) is laid in and filters in the revolving body (1), makes the rectangle receiving opening (2-1) at its top be positioned at the central authorities of filtering revolving body (1), and quiescent center pipe (2) is implemented to connect by supporting positioning combined device (3) with the two ends of filtering revolving body (1), support, the location, filtering revolving body (1) rotates under the driving of drive unit (19-1), filter (8) is laid in quiescent center pipe (2) outside, and its seal shoe (8-2) all filters the inboard filter pocket formula independence filter element (1-1) of revolving body (1) over against also covering, and will filter revolving body (1) and be separated into closed hydraulic pressure pressure area and non-hydraulic pressure district, in the hydraulic pressure district, lay hydraulic filtering chamber (8-3) and pressurization laminar flow washing cavities (9-1), two axial center lines of two groups of axial arc sealing plates in the sealing plate assembly (8-2-2) of seal shoe (8-2) are 145 °～165 ° with filtering the formed angle value of revolving body rotation (1) line of centres, and seal separating device (11) is laid in the outer top of quiescent center pipe (2) and covers rectangle receiving opening (2-1) and the array filter pocket formula independence filter element (1-1) that filters the inboard top of revolving body (1), and the non-hydraulic pressure differentiation that will filter in the revolving body (1) is divided into pressure chamber and common pressure chamber, common pressure chamber is laid in the top of filtering the revolving body inboard between two parties, pressure chamber is laid in the both sides of common pressure chamber, lays filtration cakes torrefaction district (10) in the pressure chamber in left side, extends to pressurization laminar flow washing cavities (9-1) counterclockwise and locates, lay filter element back flush device (14) in the pressure chamber on right side, the sealing plate assembly (8-2-2) that extends to filter (8) right upper portion is clockwise located, and filter cake discharge zone (12) is laid in the common pressure chamber, is positioned at seal separating device (11), also communicate with it over against rectangle receiving opening (2-1) by seal separating device (11), be discharge device (13) under the rectangle receiving opening (2-1), filter cake wash mill (9) is laid in tiltedly downside of the outer left side of quiescent center pipe (2), and cleaning solution distributor (9-2) is wherein linked to each other with filter cake cleaning solution admission passage (6), multichannel arm (9-2-1) links to each other with pressurization laminar flow washing cavities (9-1), the spray direction of the multichannel spray arm (9-2-2) of band nozzle and spray scope over against and cover the array filter pocket formula independence filter element (1-1) in filtration cakes torrefaction district (10), discharge device (13) is laid in the quiescent center pipe (2) and at drive end and quiescent center pipe (2) and constitutes material admission passage (5), material admission passage (5) extends to and filters in the revolving body (1), radially pierces quiescent center pipe (2) more from inside to outside and links to each other with filter (8), lays filter cake discharger sealing (16) between the exhaust end of discharge device (13) and the quiescent center pipe (2), and link to each other with the drive unit (19-2) of filter cake discharger so that discharge device (13) rotation, add the admission passage of calming the anger (4), filter cake cleaning solution admission passage (6), that filter element backwash water passing away (7) all radially pierces from overhanging section ecto-entad of the quiescent center pipe (2) of drive end side and be close to its inwall and extend to and filter in the revolving body (1), radially pierce it more from inside to outside, make to add the admission passage of calming the anger (4) and link to each other with filtration cakes torrefaction district (10), filter cake cleaning solution admission passage (6) links to each other with filter cake wash mill (9), filter element backwash water passing away (7) links to each other with backwash liquor reflow metal hose connector (14-2) in the filter element back flush device (14), and gas-liquid two-phase switching controls head (17) is laid in the drive end side of filtering revolving body (1), gas-liquid two-phase passage (18) is distributed on the outside of filtering revolving body (1), the hole of the filter pocket formula independence filter element (1-1) that one end is inboard with filtering revolving body (1) links to each other, and the other end links to each other with gas-liquid two-phase switching controls head (17), and knockout drum (20) links to each other with gas-liquid two-phase switching controls head (17), gas-drying apparatus (21) links to each other with knockout drum (20), and ultrasonic vibration apparatus (22) is laid on material admission passage (5) and the filter (8).
2. a kind of rotary pressure filter according to claim 1, it is characterized in that: filter the interior filter pocket formula independence filter element (1-1) of revolving body (1) by filter pocket (1-1-1), filter element (1-1-2) is formed, filter element (1-1-2) is made of filter medium (1-1-2-1) and bearing substrate (1-1-2-2), wherein, filter pocket (1-1-1) degree of depth is 10～500mm, filter element (1-1-2) is laid in the bottom of filter pocket (1-1-1), be fixed outside filtering revolving body by fastening bolt, between filter element and the filter pocket bottom, adopt sealing gasket between fastening bolt and the filtration revolving body, filter medium (1-1-2-1) is the elastomer material, and bearing substrate (1-1-2-2) is a metal material.
3. a kind of rotary pressure filter according to claim 1, it is characterized in that: the tube connector (2-3) of having laid flange (2-2) and band companion flange on the rectangle receiving opening (2-1) at the top of quiescent center pipe (2), be laid in and add the admission passage of calming the anger (4), material admission passage (5), filter cake washings admission passage (6), filter element backwash water passing away (7) in the quiescent center pipe (2) that filters the revolving body drive end side, be independently pipeline, the discharge device (13) that is laid in the quiescent center pipe (2) adopts helical rotor.
4. a kind of rotary pressure filter according to claim 1, it is characterized in that: filter revolving body (1) and implement to connect by supporting positioning combined device (3) with the two ends of quiescent center pipe (2), support, the location, wherein, it is as follows with the support at the two ends of quiescent center pipe (2) to filter revolving body (1): filter revolving body and be supported on the inner ring that supports the bearing (3-1) in the positioning combined device (3) or on several support rollers (3-1), the outer ring of bearing (3-1) or several support rollers are supported in the bearing block (3-2), quiescent center pipe (2) is connected in the bearing block (3-2) by the seam of connecting rack (3-3), make quiescent center be in control support, and make the center of quiescent center pipe and the center of filtering revolving body keep concentric, spring bearing (3-1) is angular contact ball bearing group or taper roll bearing group, or several support rollers (3-1) for the band fixed axis roller bearing, quantity is 3; The location at the two ends of filtration revolving body (1) and quiescent center pipe (2) is by the bearing (3-1) that supports in the positioning combined device (3), bearing block (3-2), connecting rack (3-3), filter the revolving body outrigger shaft shaft shoulder (3-4), bearing inner race gland (3-5), bearing outer ring gland (3-6), bearing block gland (3-7), positioning key on the quiescent center pipe (3-8), connecting rack alignment pin (3-3-1), alignment pin on the bearing block (3-2-1) combination is finished, or by the bearing block (3-2) that supports in the positioning combined device (3), connecting rack (3-3), filter revolving body outrigger shaft axle head (3-4), thrust plate on the bearing block (3-5), positioning key on the quiescent center pipe (3-8), connecting rack alignment pin (3-3-1) combination is finished, make an end that filters revolving body (1) and quiescent center pipe (2) fix other end freedom.
5. a kind of rotary pressure filter according to claim 1, it is characterized in that: filter (8) is by hydraulic filtering chamber (8-3), seal shoe (8-2), hollow arm (8-1-1), multiple branch circuit distribution house steward (8-1) forms, hydraulic filtering chamber (8-3) is made up of seal shoe (8-2) and array filter pocket formula independence filter element (1-1), seal shoe (8-2) is by charging aperture (8-2-1), sealing plate assembly (8-2-2), arc bearing plate (8-2-4) is formed, sealing plate assembly (8-2-2) is made up of the arc sealing plate of two groups of axial arc sealing plates and two groups of circumferencial directions, wherein, hydraulic filtering chamber (8-3) is not on the longitudinal center line of the axial arc sealing plate in the sealing plate assembly (8-2-2) at end place, laid the hollow adapter (8-2-3) of several Φ 25mm, the bottom surface of seal shoe (8-2) is a cambered surface, sealing all around, empty in middle, hollow arm (8-1-1) is a cylindrical shape with the charging aperture (8-2-1) of seal shoe, one end of hollow arm (8-1-1) links to each other with multichannel distribution house steward (8-1) and is linked to each other with material admission passage (5) by multiple branch circuit distribution house steward (8-1), the charging aperture (8-2-1) of the other end of hollow arm (8-1-1) and seal shoe socket-connects, charging aperture (8-2-1) can axially be done two-way moving along it on hollow arm (8-1-1), laid the sealing of twice O shape ring on its cooperation cylinder that slides relatively, the head of seal shoe charging aperture (8-2-1) has been laid the circular opening locking device, can be with seal shoe (8-2) locking positioning, seal shoe (8-2) is over against also all covering on the filter pocket formula independence filter element (1-1) that filters in the revolving body, arbitrary axial arc sealing plate in its sealing plate assembly (8-2-2) is in arbitrary moment of filtering the revolving body rotation, all can cover a filter pocket formula independence filter element (1-1), sealing plate assembly (8-2-2) is 0.00～0.40mm with the gap of filter pocket formula independence filter element (1-1) median septum, two axial center lines of two groups of axial arc sealing plates of sealing plate assembly (8-2-2) are 145 °～165 ° with filtering the formed angle of revolving body rotation (1) line of centres, and sealing plate assembly (8-2-2) material is the self-lubricating elastomer.
6. a kind of rotary pressure filter according to claim 1, it is characterized in that: filter cake wash mill (9) is by sealed pressurization laminar flow washing cavities (9-1), cleaning solution distributor (9-2), connecting flexible pipe (9-3) forms, sealed pressurization laminar flow washing cavities (9-1) then do not form by hydraulic filtering chamber (8-3) by the axial arc sealing plate and the filter pocket formula independence filter element (1-1) at end place, cleaning solution distributor (9-2) is made up of the multichannel spray arm (9-2-2) of multichannel arm (9-2-1) and band nozzle, wherein, cleaning solution distributor (9-2) is fixed in the outer left side of quiescent center pipe (2) and links to each other with filter cake cleaning solution admission passage (6), the multichannel arm (9-2-1) that is laid on the cleaning solution distributor (9-2) is connected with the hollow adapter (8-2-3) of Φ 25mm by connecting flexible pipe (9-3), communicate with pressurization laminar flow washing cavities (9-1), be laid in the spray direction of multichannel spray arm (9-2-2) of the band nozzle on the cleaning solution distributor (9-2) and spray scope over against and cover the array filter pocket formula independence filter element (1-1) in filtration cakes torrefaction district (10).
7. a kind of rotary pressure filter according to claim 1, it is characterized in that: seal separating device (11) is by filter pocket formula independence filter element (1-1), arc sealing plate (11-1), sliding sleeve is taken over (11-2) and is formed, wherein, the tube connector (2-3) of the band companion flange on sliding sleeve adapter (11-2) and the quiescent center pipe (2) socket-connects and can be free to slide thereon, laid the sealing of twice O shape on the sliding surface of two adapter sockets, lay flexible member and restriction sliding sleeve between the end face of flange of the tube connector (2-3) of sliding sleeve adapter (11-2) and band companion flange and taken over the stopping means (2-2-2) of position, make each sealing plate on the seal separating device keep steady state value automatically with the gap of filtering the revolving body inboard always, its value is 0.00～0.40mm, and arc sealing plate (11-1) material on the seal separating device is the self-lubricating elastomer.
8. a kind of rotary pressure filter according to claim 1, it is characterized in that: filter cake discharge zone (12) is by gas-liquid two-phase passage (18), filter the filter pocket formula independence filter element (1-1) in the revolving body, the arc sealing plate (11-1) of seal separating device (11) constitutes, be laid in the top of filtering the revolving body inboard, discharging starting point and terminating point are symmetrical in and filter revolving body cross section vertical center line, and the longitudinal center line of two groups of arc sealing plates (11-1) of discharging starting point and discharging terminating point is 36 °～48 ° with the angle that filters revolving body pivot line.
9. a kind of rotary pressure filter according to claim 1, it is characterized in that: back flush device (14) is by gas-liquid two-phase passage (18), filter the filter pocket formula independence filter element (1-1) in the revolving body (1), the arc sealing plate assembly (8-2-2) of filter (8), the arc sealing plate (11-1) of seal separating device (11), backwash liquor funnel (14-1), backwash liquor reflow metal hose connector (14-2), filter element backwash water passing away (7) is formed, be laid in the pressure chamber on seal separating device (11) right side, the sealing plate assembly (8-2-2) that extends to filter (8) right upper portion is clockwise located.
10. a kind of rotary pressure filter according to claim 1, it is characterized in that: gas-liquid two-phase switching controls head (17) is by quiet dispensing head (17-1), wear-resistant seal sheet (17-2), moving dispensing head (17-3) and sound dispensing head are adjusted spring (17-1-5) and are constituted, wherein, quiet dispensing head (17-1) is fixed on the right side of the supporting and positioning device (3) that filters the revolving body driving side, the sound dispensing head is adjusted spring (17-1-5) and is laid between quiet dispensing head (17-1) and the supporting and positioning device (3), moving dispensing head is connected to by binding and filters on the revolving body, wear-resistant seal sheet (17-2) is laid between quiet dispensing head and the moving dispensing head, quiet dispensing head (17-1) is laid four not connected circular passage grooves in the face of the one side of wear-resistant seal sheet, be docile and obedient clockwise, be followed successively by device for discharging blowback air circular passage groove (17-1-1), independent filter element backwash liquor circular passage groove (17-1-2), hydraulic filtering pendular ring shape channel slot (17-1-3), gas-liquid phase hybrid loop channel slot (17-1-4), discharging is laid in the top of quiet dispensing head (17-1) with blowback air circular passage groove, it plays initial line and is symmetrical in quiet dispensing head (17-1) end face vertical center line with the termination limit, its angle is 27 °, the initial line that rises of independent filter element backwash liquor circular passage groove (17-1-2) is 18 ° with the angle that stops the limit, be docile and obedient clockwise, its angle that plays initial line and vertical center line is 32 °, it is 153 ° with the angle that stops the limit that hydraulic filtering pendular ring shape channel slot plays initial line, be docile and obedient clockwise, its angle that plays initial line and vertical center line is 59 °, the initial line that rises of gas-liquid phase hybrid loop channel slot is 108 ° with the angle that stops the limit, be docile and obedient clockwise, its angle that plays initial line and vertical center line is 220.5 °, the quantity of the circular passage groove on the wear-resistant seal sheet (17-2), the orientation of each circular passage groove, structure, on angle and the quiet dispensing head (17-1) fully with, its material is wear-resisting elastomer, the two-phase access opening quantity of being laid on the moving dispensing head (17-3) equates with two-phase number of channels on filtering revolving body and is corresponding one by one, and adopts quick metal flexible hose connection.
11. a kind of rotary pressure filter according to claim 1, it is characterized in that: the sealing (15) of filtering revolving body has been adopted static labyrinth seal (15-1) and has been inverted that (15-2) is combined in unsteady labyrinth seal, the sealing of filter cake discharger (13) has been adopted separately and has just been put unsteady labyrinth seal (16), wherein, the unsteady labyrinth seal (15-2) that is inverted has comprised moving axis cover (15-2-1), dead axle cover (15-2-2), static seal sheet (15-2-3), floating seal sheet (15-2-4), benefit is tasted spring (15-2-5), gland (15-2-6), one side of static seal sheet (15-2-3) is laid flange, opposite side is laid to mend and is tasted spring (15-2-5), the side that makes flange be close to floating seal sheet (15-2-4) forms mechanical sealing, ring and outer shroud mosaic texture in floating seal sheet (15-2-4) adopts, in ring go up to lay wide be that the slotted hole of 3mm is for the location and the usefulness of floating, outer shroud cylindrical and moving axis cover (15-2-1) inner headed face form floating type labyrinth seal, the total backlash value is 0.06～0.09mm, the elastic force effect is located and be subjected to ring because of need in it, material is titanium or stainless steel, its outer shroud side and cylindrical are sealing surfaces, material is the self-lubricating non-metallic material, moving axis cover (15-2-1) is positioned to filter on the revolving body by O ring and bolt, and dead axle cover (15-2-2) is positioned on the quiescent center pipe by O ring and bolt; Just put unsteady labyrinth seal (16) and comprising moving axis cover (16-1), dead axle cover (16-2), static seal sheet (16-3), floating seal sheet (16-4), benefit is tasted spring (16-5), gland (16-6), one side of static seal sheet (16-3) is laid flange, opposite side laying benefit is tasted spring (16-5) makes flange be close to the side formation mechanical sealing of floating seal sheet (16-4), ring and outer shroud mosaic texture in floating seal sheet (16-4) adopts, laying wide on the outer shroud be that the slotted hole of 3mm is for the location and the usefulness of floating, circle forms floating type labyrinth seal with moving axis cover (16-1) periphery in the interior ring, the total backlash value is 0.06～0.090mm, its outer shroud is because of the need location and need to locate and be subjected to the elastic force effect, material is titanium or stainless steel, ring side and interior circle are sealing surfaces in it, material is the self-lubricating non-metallic material, moving axis cover (16-1) is positioned on the helical axis of filter cake discharger by the O ring and the shaft shoulder, and dead axle cover (16-2) is positioned on the quiescent center pipe (2) by O ring and gland bolt.
12. a kind of rotary pressure filter according to claim 1, it is characterized in that: filter (8) will filter revolving body (1) and be separated into closed hydraulic pressure pressure area and non-hydraulic pressure district, in the hydraulic pressure district, lay hydraulic filtering chamber (8-3), pressurization laminar flow washing cavities (9-1), the non-hydraulic pressure differentiation that seal separating device (11) will filter in the revolving body (1) is divided into pressure chamber and common pressure chamber, common pressure chamber is laid in the top of filtering the revolving body inboard between two parties, pressure chamber is laid in the both sides of common pressure chamber, lay filtration cakes torrefaction district (10) in the pressure chamber in left side, extending to pressurization laminar flow washing cavities (9-1) counterclockwise locates, lay filter element back flush device (14) in the pressure chamber on right side, the sealing plate assembly (8-2-2) that extends to filter (8) right upper portion is clockwise located, filter cake discharge zone (12) is laid in the common pressure chamber with discharge device (13), be positioned at seal separating device (11), cleaning solution distributor (9-2) in the filter cake wash mill (9) links to each other with filter cake cleaning solution admission passage (6), multichannel arm (9-2-1) on the cleaning solution distributor (9-2) links to each other with pressurization laminar flow washing cavities (9-1), the spray direction of the multichannel of the band nozzle on the cleaning solution distributor (9-2) spray arm (9-2-2) and spray scope over against and cover the array filter pocket formula independence filter element (1-1) in filtration cakes torrefaction district (10), according to filtering the revolving body operative orientation, self-hydraulic filters beginning, the closed that distributes successively hydraulic filtering chamber (8-3), pressurization laminar flow washing cavities (9-1), the multichannel shower (9-2) of band nozzle, filtration cakes torrefaction district (10), filter cake discharge zone (12), discharge device (13), back flush device (14).
13. according to claim 1 and 10 described a kind of rotary pressure filters, it is characterized in that: the side adapter of knockout drum (20) and the hydraulic filtering pendular ring shape channel slot (17-1-3) of the quiet dispensing head in the gas-liquid two-phase switching controls head (17), gas-liquid phase hybrid loop channel slot (17-1-4) is connected, knockout drum (20) top vent again is connected with automatic regeneration formula gas-drying apparatus group (21), in automatic regeneration formula gas-drying apparatus group (21) and the gas-liquid two-phase switching controls head (17) blowback air circular passage groove (17-1-1) of quiet dispensing head be connected, moving dispensing head (17-3) through gas-liquid two-phase switching controls head (17) is connected with gas-liquid two-phase passage (18), passes straight through to filter cake device for discharging (12).
14. a kind of rotary pressure filter according to claim 1, it is characterized in that: ultrasonic vibration apparatus (22) is laid on material admission passage (5) and the filter (8), with high-energy ultrasound be radiated in the material admission passage (5) with closed hydraulic filtering chamber (8-3) in, to the stirring of pulling an oar of wherein solid-liquid suspension or slurry, and accelerated filtration, ultrasonic vibration apparatus is elected liquid whistle vibration head as or is electricity driving vibration head.
15. a kind of rotary pressure filter according to claim 1, it is characterized in that: the working speed that filters revolving body can change 30～1800/per hour control flexibly in the scope, look the solid-liquid suspension or the slurry different in kind that need separation, the filter cake cleaning solution is chosen as different solvents, operating temperature can be 0～270 ℃, and operating pressure is elected 0.5～30kg/cm as 2G, filtration pressure difference is elected 0.5～10kg/cm as 2, the butt production capacity is 100～120000kg/h.
CN2010201938365U 2010-05-18 2010-05-18 Rotary filter press Expired - Fee Related CN201848141U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104524848A (en) * 2014-12-31 2015-04-22 贵州大学 Novel efficient energy-saving tailing drying and discharging device
CN106310760A (en) * 2016-10-14 2017-01-11 洛阳矿山机械工程设计研究院有限责任公司 Center shaft for disc filter
CN106573188A (en) * 2014-07-25 2017-04-19 Bp北美公司 Rotary pressure filter apparatus with reduced pressure fluctuations
CN106964190A (en) * 2017-03-31 2017-07-21 王光华 Another rotary pressure filter
CN108905356A (en) * 2018-08-09 2018-11-30 浙江荟美食品饮料有限公司 A kind of fruit juice filter
CN111214956A (en) * 2020-01-15 2020-06-02 山东润德生物科技有限公司 Rotary membrane solid-liquid separation equipment

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106573188A (en) * 2014-07-25 2017-04-19 Bp北美公司 Rotary pressure filter apparatus with reduced pressure fluctuations
CN104524848A (en) * 2014-12-31 2015-04-22 贵州大学 Novel efficient energy-saving tailing drying and discharging device
CN104524848B (en) * 2014-12-31 2017-01-04 贵州大学 Novel high-efficiency and energy-saving tailing dry arranging device
CN106310760A (en) * 2016-10-14 2017-01-11 洛阳矿山机械工程设计研究院有限责任公司 Center shaft for disc filter
CN106964190A (en) * 2017-03-31 2017-07-21 王光华 Another rotary pressure filter
CN106964190B (en) * 2017-03-31 2022-09-23 王光华 Rotary pressure filter
CN108905356A (en) * 2018-08-09 2018-11-30 浙江荟美食品饮料有限公司 A kind of fruit juice filter
CN108905356B (en) * 2018-08-09 2023-10-27 浙江荟美食品饮料有限公司 Fruit juice filtering device
CN111214956A (en) * 2020-01-15 2020-06-02 山东润德生物科技有限公司 Rotary membrane solid-liquid separation equipment
CN111214956B (en) * 2020-01-15 2021-10-08 山东润德生物科技有限公司 Rotary membrane solid-liquid separation equipment

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