WO2006103900A1 - Separateur solide-liquide et procede de separation solide-liquide - Google Patents

Separateur solide-liquide et procede de separation solide-liquide Download PDF

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Publication number
WO2006103900A1
WO2006103900A1 PCT/JP2006/304765 JP2006304765W WO2006103900A1 WO 2006103900 A1 WO2006103900 A1 WO 2006103900A1 JP 2006304765 W JP2006304765 W JP 2006304765W WO 2006103900 A1 WO2006103900 A1 WO 2006103900A1
Authority
WO
WIPO (PCT)
Prior art keywords
solid
mixture
sealing material
liquid
supplied
Prior art date
Application number
PCT/JP2006/304765
Other languages
English (en)
Japanese (ja)
Inventor
Masuhiro Sato
Tomoki Honma
Hironobu Takagi
Takayoshi Chin
Nobutaka Sakurai
Original Assignee
Tsukishima Kikai Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tsukishima Kikai Co., Ltd. filed Critical Tsukishima Kikai Co., Ltd.
Priority to EP06715535A priority Critical patent/EP1862205A4/fr
Priority to CN2006800092172A priority patent/CN101146585B/zh
Publication of WO2006103900A1 publication Critical patent/WO2006103900A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/09—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with filtering bands, e.g. movable between filtering operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/04—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams
    • B30B9/06—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams co-operating with permeable casings or strainers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/09—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with filtering bands, e.g. movable between filtering operations
    • B01D29/096—Construction of filtering bands or supporting belts, e.g. devices for centering, mounting or sealing the filtering bands or the supporting belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
    • B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
    • B01D29/82—Handling the filter cake in the filter for purposes other than for regenerating for drying by compression
    • B01D29/824—Handling the filter cake in the filter for purposes other than for regenerating for drying by compression using pistons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/04—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams
    • B30B9/10—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams without use of a casing
    • B30B9/105—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams without use of a casing using a press ram co-operating with an intermittently moved endless conveyor

Definitions

  • the present invention relates to a solid-liquid separation device and a solid-liquid separation method for separating a liquid substance and a solid substance from a mixture.
  • a filtration unit in which the mixture is supplied to the surface, and the mixture supplied to the surface of the filtration unit include
  • a pressurizing device that pressurizes and a recovery device that recovers the liquid substance on the back side of the filtration unit are provided.
  • the pressurizing device of Patent Document 1 includes a pressurizing plate in which a plurality of through-holes are formed, and a surface on which the through-holes open contacts and pressurizes the mixture, and the pressurizing plate is mixed with the pressurizing plate.
  • the mixture is pressurized with the pressure plate and the pressurized fluid by allowing the pressurized fluid to pass through the through-hole while being in contact with the body.
  • the mixture is pressurized by both the pressure plate and the pressurized fluid, and the liquid substance squeezed by the mixture force is recovered by the recovery device, so that the mixture is changed from the mixture to the liquid substance. Solid material is separated.
  • Patent Document 1 Japanese Patent No. 3311417
  • the present invention has been made under such a background, and during pressurization, the mixture is extruded or scattered outside the pressurization area along the surface of the filtration part.
  • the object of the present invention is to provide a solid-liquid separation apparatus and a solid-liquid separation method that can prevent the solid matter from being dispersed, suppress the dispersion of the purity of the obtained solid substance, and improve the purity of the solid substance.
  • the solid-liquid separation device of the present invention includes a filtration part to which a mixture is supplied on the surface, and a frame shape pressed against the mixture.
  • a frame-shaped sealing material that can be pressed and intimately pressed against the surface of the filtration unit or the mixture supplied to the surface over the entire circumference, and the seal
  • a seal device that supports the material so as to be able to advance and retreat toward the surface of the filtration unit, and a pressurization device that pressurizes the mixture supplied to the surface of the filtration unit inside the pressing surface. It is characterized by.
  • the sealing material is supported so that the pressing surface can be brought into close contact with the surface of the filtration part or the mixture supplied to the surface over the entire circumference.
  • the pressurizing device calorically pressurizes the liquid substance that is located on the surface of the filtration unit or on the inner side of the pressing surface of the sealing material in close contact with the mixture supplied to the surface. Therefore, when the mixture is pressurized by the pressurizing device, the mixture is pushed or scattered outside the inside of the opening surface of the sealing material along the surface of the filtration part. It is possible to prevent that. That is, it is possible to pressurize the mixture located on the inner side of the pressing surface of the sealing material while keeping the inner side of the mixture.
  • each of the sealing material and the pressure device is provided by independently providing a driving device for driving the sealing material and a driving device for driving the pressure device. They can be driven independently.
  • the pressing load by the sealing material can be appropriately changed according to, for example, the properties of the mixture. Therefore, when the mixture is pressurized by the caloric pressure device, the mixture can be prevented from being extruded or scattered regardless of the kind of the mixture. As a result, even when various kinds of mixtures are compressed and ventilated, stable filtration can be performed without scattering the mixture, and the solid-liquid separation efficiency can be improved. Therefore, it is possible to improve the handleability of the solid-liquid separator.
  • the sealing material be formed of a material that undergoes inertial deformation.
  • a material for example, rubber foam, closed cell sponge or urethane can be used.
  • the mixture located inside the opening surface of the sealing material is pressurized in a state where the sealing material is in the state of being deformed and brought into intimate contact with the surface of the filtration part or the mixture supplied to the surface. It is possible to reliably prevent the mixture from being pushed outward from the inside of the opening surface of the sealing material at the time of pressurization, thereby improving the solid-liquid separation efficiency and It is possible to reliably reduce the variation in the purity of the solid substance.
  • a tube can be used as another one. By supplying a pressurized fluid into the tube, it can be expanded and elastically deformed.
  • the sealing material formed of the material it is possible to achieve the same effect as the sealing material formed of the material, and the first pressurized fluid is directly supplied into the tube, so that it expands and elastically deforms, and Since it is in close contact with the surface of the filtration part, it is possible to reliably realize the sealing of the mixture with the sealing material with a simple configuration.
  • the sealing device can press the sealing material independently of each other in a circumferentially divided region against the surface of the filtration unit or the mixture supplied to the surface. There may be.
  • the intimate force to the surface of the filtration part etc. is varied for each circumferential position of the sealing material. It becomes possible. Therefore, for example, by adjusting this intimate force for each circumferential position of the sealing material according to the properties of the mixture and the restrictions on the apparatus, the entire surface of the sealing material can be transferred to the surface of the filtration section, etc. It is possible to equalize the close state of Accordingly, it is possible to reliably suppress the mixture from being pushed outward from the inside of the pressing surface of the sealing material.
  • the pressurizing device may pressurize the mixture by a second pressurized fluid supplied to the inside of the pressing surface of the sealing material.
  • the pressurizing device further includes a pressurizing plate in which a plurality of through-holes are formed, and a surface on which the through-holes open contacts and pressurizes the mixture, and the pressurizing plate is brought into contact with the mixture.
  • the mixture may be pressurized with the pressure plate and the second pressurized fluid by passing the second pressurized fluid through the through hole. In this case, it is possible to reliably improve the solid-liquid separation efficiency and reduce the variation in the purity of the solid substance.
  • a recovery device connected to a vacuum suction device and recovering the liquid substance may be provided on the back side of the filtration unit.
  • the vacuum suction pressure is preferably, for example, from 0.01 to 1 IMPa.
  • the surface of the filtration unit is configured by a filter cloth that runs substantially horizontally, and the recovery device is configured by a vacuum tray connected to the vacuum suction device, and the filter cloth is disposed under the filter cloth. It is preferable to have more than one in the direction of travel.
  • a mixture containing a liquid substance and a solid substance supplied to the surface of the filtration unit is surrounded by a frame-shaped sealing material to seal the pressure area, and the pressure area Pressurizing the mixture located inside to separate the liquid substance and the solid substance.
  • the mixture containing the liquid substance and the solid substance supplied to the surface of the filtration unit is surrounded by the frame-shaped sealing material to seal the pressurization region, and the pressurization
  • the mixture located in the region is pressurized to separate the liquid substance from the solid substance
  • the mixture supplied to the surface of the filtration unit is vacuum-sucked from the back side of the filtration unit.
  • FIG. 1 is a schematic diagram of a main part of a solid-liquid separation device shown as a first embodiment of the present invention.
  • FIG. 2 is a cross-sectional plan view of the solid-liquid separator in FIG. 1 as viewed from the running direction of the filter cloth.
  • FIG. 3 is a cross-sectional plan view of the solid-liquid separation device of FIG.
  • FIG. 4 is an overall schematic diagram of a solid-liquid separator shown as an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of a main part of a solid-liquid separator shown as a second embodiment of the present invention.
  • FIG. 6 is a schematic diagram of a main part of a solid-liquid separator shown as a third embodiment of the present invention.
  • Solid-liquid separation device 10a Device body 11 Filter cloth 11a Filter unit 12, 30, 40 Seal device 12a, 31 Sealing material 12d Pressing surface 13 Pressurizing device 14 Recovery device Al to A4 Vacuum tray F Running of filter cloth Direction S Slurry (mixture) V Vacuum suction device BEST MODE FOR CARRYING OUT THE INVENTION
  • the solid-liquid separation device 10 of the present embodiment includes a filtration unit 11a to which a mixture is supplied on the surface, a sealing device 12 having a frame-shaped sealing material 12a, and a mixture supplied to the surface of the filtration unit 11a. There are provided a pressurizing device 13 that presses and a recovery device 14 that is provided on the back side of the filtration unit 11a and recovers the liquid substance separated from the mixture.
  • the filtration unit 11a is configured by a part of the filter cloth 11 provided on the apparatus main body 10a so as to be able to travel substantially horizontally. As shown in FIG. 4, the filter cloth 11 is stretched endlessly on a large number of guide rolls 15 rotatably provided on the apparatus main body 10a. Of the filter cloth 11, a horizontal portion that is horizontally stretched on the upper side of the apparatus main body 10a constitutes the filter portion 11a.
  • a plurality of (four in the illustrated example) recovery devices 14 are provided on the back surface side of the filtration unit 11a along the traveling direction F of the filtration unit 11a.
  • Each recovery device 14 includes box-shaped vacuum trays A1 to A4 connected to a vacuum suction device V.
  • the mixture is a so-called slurry S containing a solid substance in a liquid substance.
  • the upper surfaces of the plurality of vacuum trays A1 to A4 include a horizontal portion 14b that is a central portion of the cross section when viewed in the running direction F force of the filtration portion 11a, and the horizontal portion
  • the force at both ends of 14b is also substantially U-shaped with a slope 14c that rises obliquely upward toward the outside.
  • the filtration part 11a disposed on the upper surfaces of the vacuum trays A1 to A4 is also substantially U-shaped along the upper surfaces of the vacuum trays Al to A4.
  • a plurality of through holes are formed on the horizontal portion 14b side of the horizontal portion 14b and the inclined portion 14c.
  • a vacuum suction force acts on the slurry S supplied to the surface of the filtration part 11a through the through hole, and the liquid material from the slurry S flows into the vacuum trays A1 to A4.
  • the vacuum suction pressure is preferably, for example, from 0.01 to 1 IMPa.
  • the plurality of vacuum trays A1 to A4 are independently connected to a control valve (not shown) and a filtrate tank. Each filtrate tank is connected to a vacuum pump and a filtrate pump (not shown). Each vacuum tray A1 to A4 can independently perform the required vacuum pressure and air release operation.
  • the slurry supply device 16 supported by the moving frame 10b and the first and second cleaning devices 17a and 17b are connected to each other, and the traveling method of the filtration unit 11a It is provided so that it can reciprocate along direction F.
  • the slurry supply device 16 supplies the slurry S to the cake forming section.
  • Each of the cleaning devices 17a and 17b receives the second cleaning filtrate (recovered liquid collected through the second cleaning section) and a fresh cleaning liquid (for example, tap water) in the first and second cleaning sections, respectively. Supply.
  • a support member 19 is attached to the lower part of the apparatus main body 10a.
  • a traveling carriage 18 is disposed on the support member 19 so as to be able to travel along the traveling direction F of the filtering part 11a.
  • the traveling carriage 18 is provided with a clamping cylinder (not shown) that clamps the filter cloth 11 located below the vacuum trays A1 to A4 from the thickness direction.
  • a moving cylinder 20 is suspended from the lower part of the apparatus main body 10a so that the axis extends in the traveling direction F.
  • One end of the moving cylinder 20 (rear end in the traveling direction F) 20a is connected to the traveling carriage 18.
  • the one end side 20a of the moving cylinder 20 moves in the direction opposite to the traveling direction F in a state where the holding cylinder holds the filter cloth 11 positioned below the vacuum trains A1 to A4. Move towards.
  • the traveling carriage 18 travels in the opposite direction to the traveling direction F with the filter cloth 11 positioned below the vacuum trays A1 to A4, and the filtration unit 1 la faces the traveling direction F. Travel (ie move forward).
  • a cleaning pipe 21 is connected to the other end portion (front end portion in the traveling direction F) 20b of the moving cylinder 20.
  • a cleaning nozzle 22 for cleaning the filter cloth 11 after peeling off the obtained solid substance is surrounded by covers V and 23 for preventing splashing of cleaning water at the tip of the cleaning pipe 21 (front end in the traveling direction F). Be prepared! /
  • the front side of the traveling direction F with respect to the second cleaning liquid supply device 17b (in the illustrated example, in the traveling direction F).
  • the pressurizing device 13 and the seal device 12 are disposed at the position where the vacuum tray A4 is disposed at the front end.
  • the pressurizing device 13 and the sealing device 12 are disposed at the same position in the traveling direction F of the filtration unit 11a, and the same slurry on the surface of the filtration unit 11a. Acts simultaneously on s.
  • the pressurizing device 13 includes a main body portion 13a having a rectangular shape in plan view, and a flat plate disposed on the lower surface side of the main body portion 13a facing the surface of the filtration portion 11a.
  • An unillustrated V ⁇ pressurized fluid supply device for supplying pressurized fluid is provided!
  • openings 13e and 13f are formed on the lower surface of the main body 13a.
  • the openings 13e and 13f open to the surface of the filter 11a.
  • a plurality of openings 13e and 13f are provided.
  • the opening 13e is a main opening 13e that opens at the center in the width direction on the surface of the filtering part 11a.
  • the opening 13f is a sub-opening 13f that opens at both ends in the width direction on the surface of the filtering part 11a.
  • the insides of these openings 13e and 13f are communicated with the pressurized fluid supply device via the second pressurized fluid supply hole 13h, so that the second pressurized fluid can be supplied.
  • air is used as the pressurized fluid.
  • a driving unit 13c of a pressure device is connected to the upper surface of the main body 13a.
  • the main body part 13a can move forward and backward with respect to the surface of the filtration part 1la together with the ventilation plate 13b.
  • the ventilation plate 13b is attached to the lower surface of the main body 13a so as to close the openings 13e and 13f.
  • a plurality of through holes 13g penetrating in the thickness direction are formed in the ventilation plate 13b.
  • the second pressurized fluid supplied to the openings 13e, 13f via the pressurized fluid supply hole 13h passes through the through-hole 13g and contacts the slurry S supplied to the surface of the filtration part 11a.
  • the slurry S can be pressurized.
  • the pressure of the second pressurized fluid that pressurizes the mixture is preferably, for example, 0.1 to 1. OMPa.
  • the sealing device 12 is connected to the frame-shaped sealing material 12a, the backup plate 12b bonded to the upper surface of the sealing material 12a, and the upper surface of the backup plate 12b.
  • a seal material driving device 12c such as a cylinder device for supporting the backup plate 12b together with the seal material 12a with respect to the surface of the filtration portion 11a.
  • the sealing device 12 has a vacuum tray A with the pressing surface 12d of the sealing material 12a around the entire circumference. 4 can be pressed against and closely contacted with the surface of the filtration part 11a located at the part corresponding to the inclined part 14c and the slurry S supplied to the surface.
  • the sealing material driving device 12c is constituted by another component different from the pressurizing device driving portion 13c, the sealing material 12a is advanced and retracted independently of the ventilation plate 13b, and the inclined portion 14c of the vacuum tray A4 is The surface of the filtration part 11a located in the corresponding part and the slurry S supplied to the surface can be pressed.
  • the pressing force of the sealing material 12a is preferably, for example, 0.1 to 1. OMPa.
  • the sealing device 12 is provided on the outer peripheral edge of the main body 13a of the pressurizing device 13.
  • the seal material 12a is disposed so that the lower surface side of the seal member 12a also projects the lower surface force of the main body 13a.
  • the backup plate 12b is disposed inside the main body 13a.
  • the sealing material driving device 12c is disposed on the upper surface of the main body portion 13a.
  • the backup plate 12b is disposed so as to cover substantially the entire upper surface of the sealing material 12a, and is divided into a plurality in the circumferential direction. That is, the knock-up plate 12b includes a portion that presses the surface of the filtration portion 11a located in a portion corresponding to the inclined portion 14c of the vacuum tray A4 in the seal material 12a, and a slurry S supplied to the surface. It is set as the structure divided
  • a plurality of sealing material driving devices 12c are provided corresponding to a plurality of divided backup plates 12b, and each of the divided backup plates 12b is separated from each other by a plurality of sealing material driving devices 12c. Can advance and retreat independently of each other. As a result, the intimate force force of the integrally formed sealing material 12a is supplied to the surface that presses the surface of the filtration portion 11a located in the portion corresponding to the inclined portion 14c of the vacuum tray A4, and the surface. It differs depending on the portion where the slurry S is pressed. Therefore, the close contact state of the sealing material 12a can be made uniform over the entire circumference.
  • the sealing material 12a of the present embodiment is made of, for example, foam rubber, single foam sponge, or urethane, and is provided on the surface of the filtration part 11a that is located in the part corresponding to the inclined part 14c of the vacuum tray A4, and on the surface. It is elastically deformed when pressed against the supplied slurry S.
  • the inner peripheral edge shape of the sealing material 12a is substantially the same shape as the outer peripheral edge shape of the vent plate 13b of the pressure device 13, and the sealing material 12a In this state, there is almost no gap between the inner peripheral edge and the outer peripheral edge of the ventilation plate 13b. That is, the ventilation plate 13b and the sealing material 12a of the present embodiment are arranged such that a part of the outer peripheral edge of the ventilation plate 13b bites into the inner peripheral edge of the sealing material 12a.
  • the one end portion 20a of the moving cylinder 20 is held in a state where the filter cloth 11 positioned below the vacuum trays A1 to A4 is sandwiched by the clamping cylinders. It is moved by a predetermined distance in the direction opposite to the traveling direction F. As a result, the filter cloth 11 positioned below the vacuum trays A1 to A4 is moved toward the opposite side of the traveling direction F, and the filtering part 11a is moved a predetermined distance toward the traveling direction F.
  • the sandwiching cylinder and the moving cylinder 20 cause the filtering unit 11a to move intermittently by a predetermined distance in the traveling direction F, and the slurry S is supplied to the surface of the filtering unit 11a by the slurry supply device 16.
  • the slurry S is made into a cake-like slurry S by vacuum suction, and then the second cleaning filtrate and cleaning liquid are supplied to the slurry S by the first and second cleaning devices 17a and 17b and vacuum suctioned to clean the slurry S.
  • this slurry S It is dehydrated and dried by vacuum suction, and is removed from the filter cloth 11 by a scraper (not shown) as a solid substance and collected.
  • the filter cloth 11 In a state where the pressure device 13 is stopped, the pressure device driving portion 13c of the pressure device 13 is moved forward toward the surface of the filtration portion 11a, and the main body portion 13c is directed to the surface of the filtration portion 1 la together with the ventilation plate 13b. Move forward.
  • the seal material drive device 12c of the seal device 12 is driven forward toward the surface of the filtration portion 11a, and the seal material 12a is directed toward the surface of the filtration portion 1 la via the knock-up plate 12b.
  • the lower surface (pressing surface) 12d of the sealing material 12a is pressed against the surface of the filtration part 11a located in the part corresponding to the inclined part 14c of the vacuum tray A4 and the slurry S supplied to the surface. Close.
  • the sealing material 12a is elastically deformed in the thickness direction.
  • the lower surface of the sealing material 12a is pressed and brought into close contact with the surface of the filtration part 11a and the slurry S supplied to the surface, and at the same time, the slurry S surrounded and sealed by the sealing material 12a.
  • the lower surface of the ventilation plate 13b comes into contact.
  • the pressurized fluid supply device In a state where the slurry S is surrounded by the sealing material 12a, the pressurized fluid supply device is operated, and the second pressurized fluid is supplied via the pressurized fluid supply hole 13h formed in the main body portion 13a. Is supplied to the openings 13e and 13f. As a result, the insides of the openings 13e and 13f of the main body 13a are blocked by the ventilation plate 13b and the slurry S, and the internal pressure thereof increases. It acts on the increased internal pressure and the pressurized fluid force slurry S supplied to the openings 13e and 13f through the through holes 13g formed in the ventilation plate 13b.
  • the slurry S positioned inside the pressing surface 12d of the sealing material 12a is pressurized by the second pressurized fluid supplied into the openings 13e and 13f. At this time, the slurry S is separated into a solid substance and a liquid substance by evacuating the lower surface side of the filtration part 11a with the vacuum tray A4.
  • the sealing material 12a is supplied to the surface of the filtration unit 11a and the surface thereof with the pressing surface 12d extending over the entire circumference.
  • the pressure device 13 is pressed against the slurry S so as to be supported in close contact with it, and the pressurizing device 13 is located on the surface of the filtration part 11a or inside the pressing surface 12d of the sealing material 12a in close contact with the slurry S supplied to the surface.
  • the slurry S is pressurized to separate the liquid material. Therefore, when the slurry S is pressurized by the pressurizing device 13, the slurry S is prevented from being pushed or scattered outwardly from the inside of the opening surface of the sealing material 12a along the surface of the filtration part 11a. It is possible.
  • the sealing material 12a is formed of the elastically deformable material, the sealing material 12a is elastically deformed and brought into close contact with the surface of the filtration part 11a and the slurry S supplied to the surface. It is possible to pressurize the slurry S located inside the opening surface of the sealing material 12a and separate it into solid and liquid. Therefore, it is possible to reliably suppress the slurry S from being extruded from the inside of the opening surface of the sealing material 12a to the outside during the pressurization. Therefore, the solid-liquid separation efficiency can be improved and the variation in the purity of the solid substance can be further suppressed.
  • the sealing material 12a force is supported by the sealing material driving device 12c via the backup plate 12b so as to be able to move forward and backward. Therefore, even if the sealing material 12a formed of the material has high flexibility. The sealing material 12a can be moved forward and backward easily and reliably by the sealing material driving device 12c.
  • the sealing material 12a can be pressed against the surface of the filtration unit 11a and the slurry S supplied to the surface independently of each other in a region divided in the circumferential direction. Therefore, for each circumferential position of the sealing material 12a, that is, in this embodiment, a portion that presses the surface of the filtration portion 11a located in a portion corresponding to the inclined portion 14c of the vacuum tray A4, and the surface is supplied to the surface. It is possible to vary the close contact force between the pressed portion of the slurry S. For example, the pressing force in the portion that presses the slurry S can be made smaller than the pressing force in the portion that presses the surface of the filtration part 11a. This Thus, the close contact state can be made uniform over the entire circumference of the sealing material 12a. Therefore, it is ensured that the slurry S is pushed outwardly from the opening surface of the sealing material 12a. Can be suppressed.
  • the surface of the filtration unit 11a is configured by the filter cloth 11 provided on the device main body 10a so as to be able to run substantially horizontally, and the recovery device 14 is disposed below the filtration unit 11a.
  • a plurality of vacuum trays A1 to A4 provided in the traveling direction F of the filtration unit 11a and connected to the vacuum suction device V are configured.
  • the seal material driving device 12c is constituted by another component different from the pressurizing device driving portion 13c, it corresponds to the inclined portion 14c of the vacuum tray A4 independently of the ventilation plate 13b. It is possible to press the surface of the filtration part 11a located in the portion to be pressed and the slurry S supplied to the surface. Therefore, for example, according to the properties of the slurry S supplied to the surface of the filtration part 11a, the pressure load of the ventilation plate 13b and the sealing material 12a toward the surface of the filtration part 11a can be appropriately changed. is there. Thereby, when the slurry S is pressurized by the pressurizing device 13, the slurry S can be prevented from being pushed out or scattered regardless of the type of the slurry S.
  • the sealing device 40 of the present embodiment includes a sealing material driving device 41 having a tube force in place of the sealing material driving device 12c having a cylinder device equal force of the sealing device 12.
  • the sealing material driving device 41 is elastically expanded. Deform. Since the seal material 12a is moved forward toward the surface side of the filtration portion 11a by the deformation of the seal material 12a, the surface of the filtration portion 11a located at the portion corresponding to the inclined portion 14c of the vacuum tray A4, and the surface The supplied slurry S can be pressed.
  • a plurality of sealing material driving devices 41 are provided.
  • a plurality of pressurized fluid supply holes 42 are formed in the main body portion 13a according to the number of the sealing material driving devices 41.
  • the first pressurized fluid can be supplied from the individual pressurized fluid supply holes 42 independently of each other into the respective sealant driving devices 41.
  • the pressing force can be made different between a portion that presses the surface of the filtering portion 11a and a portion that presses the slurry S supplied to the surface of the filtering portion 11a.
  • the present embodiment it is possible to achieve substantially the same operational effects as in the first embodiment.
  • the number of components of the sealing device 40 can be reduced, and the handleability can be improved. High cost can be suppressed.
  • the sealing device 30 of this embodiment includes a sealing material 31 formed of a tube, instead of the sealing material 12a and the backup plate 12b of the first embodiment. Furthermore, a pressurized fluid supply hole 32 that connects the inside of the sealing material 31 and a pressurized fluid supply device (not shown) is provided in the main body 13 a of the pressurizing device 13. When the first pressurized fluid is supplied to the inside of the sealing material 31 through the pressurized fluid supply hole 32, the sealing material 31 expands and deforms, and the lower surface of the sealing material 31 is attached to the filter portion 11a. It is in close contact with the surface in an elastically deformed state.
  • the internal pressure of the tube is preferably 0.1 to 1.0 MPa, for example.
  • the technical scope of the present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the spirit of the present invention.
  • the configuration in which the filter cloth 11 is intermittently moved in the traveling direction F is shown, but the present invention can also be applied to a case where the filter cloth 11 is moved continuously.
  • the solid-liquid separation device 10 is configured to employ a so-called horizontal vacuum filter as shown in FIG. 4, but is not limited thereto, for example, the filtration unit 11a can travel.
  • the present invention can also be applied to an unsupported configuration in which the surface of the filtration unit 11a to which the mixture is supplied is fixed.
  • the configuration showing the vacuum trays A1 to A4 is shown as the recovery device 14, it is not limited to this.
  • the slurry S supplied to the surface of the filtration unit 11a without the collection device 14, that is, the solid S is separated by simply pressurizing with the pressurization device 13 without vacuum suction with the vacuum suction device V. Even so,
  • the configuration is shown in which air is used as the pressurized fluid.
  • a liquid such as water or a cleaning liquid may be used.
  • the solid-liquid separation device 10 that does not have the ventilation plate 13b may be employed.
  • the ventilation plate 13b may be used as a pressure plate that pressurizes the slurry S supplied to the surface of the filtration unit 11a. That is, when the pressurizing device drive unit 13c is driven forward with respect to the surface of the filtration unit 11a, the slurry S on the surface of the filtration unit 11a is pressurized by the lower surface of the ventilation plate 13b.
  • the slurry S may be pressurized with the second pressurized fluid while maintaining the pressure. In this case, the solid-liquid separation efficiency and the purity of the solid substance can be further improved.
  • the pressure applied to the ventilation plate 13b is preferably, for example, 0.1 to 1. OMPa.
  • the slurry S is pressurized by the pressurizing device 13
  • an aspect using only the second pressurized fluid an aspect using both the second pressurized fluid and the ventilation plate 13b as the pressure plate
  • three of the embodiments using only the pressure plate are shown.
  • the slurry S supplied to the surface of the filtration unit 11a by the recovery device 14 may or may not be vacuum suctioned for its lower force.
  • sealing device 30 shown in FIG. 6 a configuration in which the sealing material 31 is divided into a plurality in the circumferential direction may be employed.
  • the sealing material 12a may be removed and a plurality of sealing material driving devices 41 formed of tubes may be used as the sealing material.
  • each sealing material is expanded and deformed.
  • the lower surfaces of the seals are in close contact with the surface of the filtration part 11a located in the part corresponding to the inclined part 14c of the vacuum tray A4, and the slurry S supplied to the surface, and are adjacent in the circumferential direction.
  • the peripheral ends of the material driving device 41 are in close contact with each other in an elastically deformed state.
  • the seal material driving device 12c that moves the seal material 12a forward and backward toward the surface of the filtration part 1 la. , 41 is configured by a component different from the pressurizing device driving unit 13c that supports the main body unit 13a and the ventilation plate 13b so as to be movable back and forth toward the surface of the filtering unit 11a.
  • the seal material 12a may be moved forward and backward toward the surface of the filtration unit 1la by the pressurizing device driving unit 13c. That is, in the first and second embodiments, a solid-liquid separator that does not include the sealing material driving devices 12c and 41 and the backup plate 12b may be employed.
  • the sealing material 12a is moved forward and backward toward the surface of the filtering portion 11a together with the main body portion 13a and the ventilation plate 13b or the pressure plate by the pressure device driving portion 13c. Therefore, when the slurry S supplied to the surface of the filtration part 11a is pressurized by the pressurizing device 13, the slurry S can be surrounded by the sealing material 12a.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filtration Of Liquid (AREA)
  • Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)

Abstract

Séparateur solide-liquide (10) destiné à séparer des substances liquides et des substances solides à partir d'un corps diphasique (S), et procédé de séparation solide-liquide. Le dispositif comporte une pièce de filtration (11a) sur laquelle le corps diphasique (S) est amené, un matériau d'étanchéité (12a) en forme de cadre sur toute la périphérie duquel une surface de pression (12d) en forme de cadre est pressée par la surface de la pièce de filtration (11a) ou par le corps diphasique (S) amené à la surface de la pièce de filtration de telle sorte qu'ils puissent s'ajuster l'un à l'autre, un dispositif de joint (12) supportant le matériau d'étanchéité (12a) de telle sorte que le matériau d'étanchéité puisse être rapproché et éloigné de la surface de la pièce de filtration (11a), et un dispositif de pressurisation (13) pressurisant le corps diphasique (S) amené à la surface de la pièce de filtration (11a) sur l'intérieur de la surface de pression.
PCT/JP2006/304765 2005-03-25 2006-03-10 Separateur solide-liquide et procede de separation solide-liquide WO2006103900A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP06715535A EP1862205A4 (fr) 2005-03-25 2006-03-10 Separateur solide-liquide et procede de separation solide-liquide
CN2006800092172A CN101146585B (zh) 2005-03-25 2006-03-10 固液分离装置及固液分离方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2005087602 2005-03-25
JP2005-087602 2005-03-25
JP2005-271722 2005-09-20
JP2005271722A JP4597827B2 (ja) 2005-03-25 2005-09-20 固液分離装置および固液分離方法

Publications (1)

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WO2006103900A1 true WO2006103900A1 (fr) 2006-10-05

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KR (1) KR101212859B1 (fr)
CN (1) CN101146585B (fr)
TW (1) TW200633756A (fr)
WO (1) WO2006103900A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102961905A (zh) * 2012-11-30 2013-03-13 江门市慧信净水材料有限公司 压滤测试台
ITUA20163684A1 (it) * 2016-05-23 2017-11-23 Soc Agricola Monte Rossa S R L Torchio per la spremitura di frutta
US11511465B2 (en) * 2017-03-10 2022-11-29 Spencer Sitnik Rosin press system

Families Citing this family (5)

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Publication number Priority date Publication date Assignee Title
JP4898334B2 (ja) * 2005-07-29 2012-03-14 キヤノン株式会社 トナー粒子の製造方法
JP4847286B2 (ja) * 2006-11-14 2011-12-28 キヤノン株式会社 トナー粒子の製造装置および製造方法
US8545133B2 (en) 2008-03-05 2013-10-01 Canon Kabushiki Kaisha Filter cloth traveling type belt filter and production method of toner particles
CN101925388B (zh) * 2008-03-25 2013-03-06 月岛机械株式会社 固液分离装置、过滤装置及固液分离方法
KR101140637B1 (ko) 2010-01-25 2012-05-23 강원대학교산학협력단 이동 가능한 압착식 영양염 농축 및 농축수 회수장치

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JPS59124690U (ja) * 1983-02-08 1984-08-22 市川毛織株式会社 加圧脱水機における加圧箱のシ−ル構造
JPS6033900A (ja) * 1983-08-01 1985-02-21 Riken Corp 連続圧搾脱水装置
JP3311417B2 (ja) * 1993-03-18 2002-08-05 ディ・アンド・シィ・リミテッド 濾過装置

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JP4014355B2 (ja) * 2000-07-03 2007-11-28 本田技研工業株式会社 排気ガス還流装置

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JPS59124690U (ja) * 1983-02-08 1984-08-22 市川毛織株式会社 加圧脱水機における加圧箱のシ−ル構造
JPS6033900A (ja) * 1983-08-01 1985-02-21 Riken Corp 連続圧搾脱水装置
JP3311417B2 (ja) * 1993-03-18 2002-08-05 ディ・アンド・シィ・リミテッド 濾過装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102961905A (zh) * 2012-11-30 2013-03-13 江门市慧信净水材料有限公司 压滤测试台
ITUA20163684A1 (it) * 2016-05-23 2017-11-23 Soc Agricola Monte Rossa S R L Torchio per la spremitura di frutta
US11511465B2 (en) * 2017-03-10 2022-11-29 Spencer Sitnik Rosin press system

Also Published As

Publication number Publication date
TW200633756A (en) 2006-10-01
JP4597827B2 (ja) 2010-12-15
CN101146585A (zh) 2008-03-19
TWI361714B (fr) 2012-04-11
KR20070114773A (ko) 2007-12-04
JP2006297366A (ja) 2006-11-02
KR101212859B1 (ko) 2012-12-14
CN101146585B (zh) 2010-09-15

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