WO1996013332A1 - Separateur centrifuge - Google Patents

Separateur centrifuge Download PDF

Info

Publication number
WO1996013332A1
WO1996013332A1 PCT/IB1995/001103 IB9501103W WO9613332A1 WO 1996013332 A1 WO1996013332 A1 WO 1996013332A1 IB 9501103 W IB9501103 W IB 9501103W WO 9613332 A1 WO9613332 A1 WO 9613332A1
Authority
WO
WIPO (PCT)
Prior art keywords
shaft
solidus
pipe
mesh screen
grill
Prior art date
Application number
PCT/IB1995/001103
Other languages
English (en)
Inventor
Youn Ho Kim
Original Assignee
Youn Ho Kim
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 Youn Ho Kim filed Critical Youn Ho Kim
Publication of WO1996013332A1 publication Critical patent/WO1996013332A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
    • B04B9/12—Suspending rotary bowls ; Bearings; Packings for bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B3/00—Centrifuges with rotary bowls in which solid particles or bodies become separated by centrifugal force and simultaneous sifting or filtering
    • B04B3/02—Centrifuges with rotary bowls in which solid particles or bodies become separated by centrifugal force and simultaneous sifting or filtering discharging solid particles from the bowl by means coaxial with the bowl axis and moving to and fro, i.e. push-type centrifuges
    • B04B3/025—Centrifuges with rotary bowls in which solid particles or bodies become separated by centrifugal force and simultaneous sifting or filtering discharging solid particles from the bowl by means coaxial with the bowl axis and moving to and fro, i.e. push-type centrifuges with a reversible filtering device

Definitions

  • the present invention relates generally to a conical centrifugal separator.
  • the invention mainly increases the separation efficiency and increases the capacity of a centrifugal separator without having to replace the mesh screen at a high speed to which a slurry is introduced effecting centrifugal separation of the solidus material from a slurry is proposed.
  • the present invention is a centrifugal separator.
  • the mesh screen is connected to a motor by way of a clamping device and enable it to slide up and down while making the mesh screen to rotate and also supporting the rotating shaft.
  • the elevator plaie and the combination elevator slide cylinder is the essential features for the present invention.
  • Figure 1 is a overview of the centrifugal separator.
  • Figure 2 is the structure mesh screen
  • Figure 3 is the mesh screen in motion
  • Figure 4 is the blade with a roller attachment
  • Figure 5 is cross sectional view of the conical centrifugal separator
  • Figure 6 is a different view chronicle centrifugal separator
  • Figure 7 is feeder end of the separator in cross section of view
  • FIG. 8 is the grill attachment
  • Figure 9 is a bearing attachment
  • Figure 10 is elevator mechanism
  • Figure 11 is a handle attachment
  • Figure 12 is the blade attachment
  • the present invention is a chronicle centrifugal separator designed to separate liquid phase from a slurry phase containing minute solidus materials.
  • centrifugal separator has been use in the waste water treatment industry, the pharmaceutical industry and the purification of raw materials industry. These sort of centrifugal separator relied on a high speed centrifugal action.
  • a slurry containing minute solidus materials has been introduced on a mesh screen. Liquid phase has been separated from the slurry. At the same time the solidus material has been separated out by a chronicle mesh screen type centrifuge.
  • centrifugal separator is not practical as a general consumer product.
  • the slurry had been introduced at a reduced amount through the supply pipe toward the center of the scraper blade.
  • the slurry feed of pipe must be a fine pipe.
  • the present invention solves this problem because there is no blinding of the mesh screen even though the mesh screen is not replaced.
  • Another purpose of the present invention is to increase the amount of slurry in order to enhance the separation efficiency.
  • the present invention utilizes the centrifugal action at high speed where the slurry is introduced. Because of the centrifugal force, the mesh screen is connected to the shaft. The periphery of the opening of the mesh screen is clamped to the upper and lower portion of the grill. The grill can slide up and down toward the direction of the centrifugal action. At the same time the mesh screen may turn in combination.
  • the shaft supports the moveable parts. At the same time, the shaft houses the support for the moveable parts, which are fixed on the elevator plate. This elevator plate is attached to the elevator cylinder.
  • Another investigation of this invention is that the slurry is introduced into this housing by means of a pipe installed on the cover. Through this pipe the slurry is introduced and separated.
  • the bearing attachment fixes the height of the rotating shaft. At the same time, it turns the inside of the screen out. This elevator attachment contacts the mesh screen which is turned over in order
  • This solid phase removal mechanism contains a blade.
  • the grill is clamped on a fixed screen at the lower inside.
  • the opening periphery of the mesh screen is attached to the screen plate by clamping on the lower inside periphery.
  • the shaft connected to the sliding attachment could be hexagonly in shape, considering the sliding mechanism is in the direction of the shaft. During the rotation of the mechanism, the inside of the mesh screen turns to the outside. As a result materials blinding off the screen is separated out by centrifugal action. In this way the replacement of the mesh screen is unnecessary.
  • the solidus material separates off the mesh screen and is collected at a collection channel.
  • the collection blade collects the solidus materials from the collection channel. This blade is fixed to the ⁇ ng gear
  • the ring gear rotates because of the centrifugal gear and motor attachment Because of this ring gear, the slurry pipe attached toward the center of the shaft is enlarged making the feed rate of the slurry increased.
  • the first figure is the overall view of the present invention
  • the slurr> material is introduced through Figure 1
  • These raw materials introduce pipe 1 which freely falls down through the raw material overflow prevention pipe 2.
  • the 7 chronicle mesh screen introduces the slu
  • the mesh screen 7 has stationary screen 5 and 6 clamped at its lower pe ⁇ phe ⁇
  • the upper periphery has grill 9 & grill 8 by way of clamping
  • the stationary screen plate 5 and 6 are fixed by not 11 but. to a shaft 24.
  • the mesh screen 7 contains multiples of bolts by way of tight clamping. Use of these bolts fall under public knowledge and is not subject of present invention
  • the raw material introduction pipe 4 is fixed to the upper part of the stationary screen 5 In this case a constant gap is maintained between the introduction pipe #4 and the upper stationary screen 5.
  • the raw mate ⁇ al is passed through multiple openings 46. Accordingly, the end note in 11 and the centrifugal spread material passes through the opening 46 of the rav. material introduction pipe 4. And by way of the centrifugal force sprayed over the inside surface of mesh screen 7.
  • the mesh screen 7 is rotated by way of the rotation shaft 24 to which a pulley 32 and belt 34 are affixed.
  • the centrifugal pulley 33 and the centrifugal 41 provide the power.
  • Belt 34 is a V shaped belt type. Timing belt was similar can also be used for the power source.
  • the Centrifugal motor 41 is connected to rotation shaft 24.
  • the shaft 28 is connected to a stationary bolt 31.
  • the shaft 28 is connected to bearing 35 in the housing 26.
  • the housing 26 and the centrifugal motor 41 is supported by the elevator plate 38.
  • Elevator plate 38 is vertically movable because of the air cylinder 42.
  • Air cylinder 42 is supported by the plate 36 located at the upper part of the case. This makes it possible to support the elevator plate 38.
  • a spacer 43 is installed in order to control the height of the elevator plate 38 a spacer 43 is installed.
  • Air cylinder 42 moves the elevator plate 38 maintaining the steadiness by the guide post 39 at least at 4 corners. These are guided by guide roller 40.
  • the elevator plate 38 and the stationary shaft 24 are activated by the air cylinder 42.
  • the shaft 24 and the stationary screen 5 and 6 elevates and docents the mesh screen 7.
  • the same can turn the mesh screen 7 inside out or outside in.
  • the air cylinder 41 rotates at high speed by the centrifugal motor 41. separating the slum . elevating the mesh screen 7. turning the screen upside down during the operation.
  • the raw material feed pipe 1 and raw material guide pipe 4 facilitates the separation of the slurry by way of a high speed mesh screen 7.
  • the fluid is then collected by the liquid collection chamber 15, which is provided at lower periphery at mesh screen 7.
  • the collected liquid is then transferred to the next phase by exiting exit number 23.
  • the solidus material follows through the angled surface of the mesh screen 7 upwards and it is collected at collection chamber 14. While doing this, the solidus material is collected also at the screen opening which then lowers the separation efficiency.
  • the present invention facilitate a mechanism whereby the mesh screen 7 is turned upside down by use of the air cylinder 41. periodically.
  • the solidus material collected at collection 14 is merged at one location by the action of the blade 21.
  • This material subsequently is transferred to the next process by the screw conveyer 22.
  • the blade 21 is installed at four directions, ss viewed from the rotation shaft.
  • the blade 21 is fixed to the lower portion of the ring gear 19.
  • the ring gear 19 rotates by ways of multiples of roller 20 and is supported by the motor support plate 16.
  • This ring gear 19 interfaces the centrifugal gear 18. then rotates with the power supplied by motor 17 which is supported by support plate 16.
  • the part 3 is the cover for the centrifugal separator and part 45 is the clamp which supports the cover to the motor.
  • the part 44 is a wheel and is located in the lower part of plate 37.
  • Figure 2 shows the mesh screen, the shaft, the upper and lower grill and its cross sectional view.
  • the lower grill 8 has the mesh screen 7.
  • the mesh screen 7 is clamped to the lower part of grill 9 and 8.
  • the lower periphery plate is clamped in between the stationary plate 5 and 6.
  • the grill 9 and 8 are firmly secured by lower grill 8 and nut 13.
  • Grill 9 and 8 are secured on grill support 10.
  • the pexagonal rotation shaft 24 and shaft 27 are connected. In this case the shaft 27 slides toward the shaft direction without any needs of support.
  • the shaft 24 slides towards the direction of the arrow, turning the mesh screen 7 inside out.
  • This mechanism is shown in figure 3.
  • Figure 3 A illustrates a situation where the mesh screen is blinded off with fine minute solidus materials.
  • Figure 3B shows the mechanism whereby the solidus material is removed from the mesh screen. Air cylinder 42 periodically removes the solidus materials from mesh screen 7. The solidus materials is collected at the collection chamber 13.
  • Figure 4 shows the structure of the blade. Blade 21 and ring gear 19 are at a 90 degree angle. Ring gear 19 and centrifugal gear 18 are tooted together and are at a rotational motion which is facilitated using the power supplied by motor 17. In this case the ring gear 19 is supported by multiples of roller 20. Roller 20 is supported by support plate 16 as shown on figure 1.
  • the present invention unlike the traditional centrifugal separator takes the raw materials introduced, maintaining the extra space toward the direction of the shaft.
  • the raw materials overflow prevention pipe is installed toward the center. In this way the raw material does not overflow.
  • the raw material inlet pipe can be enlarged making the amount of input higher and making the separation efficiency higher.
  • Figure 5 shows the mechanism by which the solidus materials collected at collection channel 14 is scraped by the blade 21 to be transferred to the next process.
  • a donut shape collection channel 14 is located at the outside periphery at screen 7.
  • Blade 21 collects the solidus material from the collection shaft 14 and exits through exit 12.
  • screw conveyer 22 transfers the solidus materials to the next process.
  • Centrifugal separator 50 consist of introduction pipe 51 and grill 60, bearing material, elevator, removal mechanism and blades.
  • Centrifugal separator 50 has the introduction pipe 51 as a means of introduction of the slurry into the housing 52. Therefore, it is located at the cover 53.
  • the introduction pipe 51 consists of multiples of pipe 54 and sliding bearing 55.
  • the pipe 54 is attached to the lower part of cover 53.
  • Bearing 56 is installed at pipe 57.
  • the pipe 57 slides over bearing rail 58.
  • Pipe number 59 and bearing rail leads to guide pipe 62.
  • Pipe 57, 59, 60. and 61 are located at pipe 54 which forms the part number 64 through part 63.
  • Part 64. 62 and the pipe 66 facilitates the flow of the slurry through mesh screen 65.
  • the pipe 66 is formed with a certain slope at its center in order to control the flow rate by erecting the plate 57 on support panel 68.
  • Bracket 69 and wire 70 are connected to pipe 62.
  • the cover 53 is installed to roller 71. Connection is accomplished by motor 72. Introduction of the slurry is easily facilitated by attaching cover 53 to pipe 54.
  • Centrifugal separator 50 has grill 80 as a means of rotating mesh screen 65.
  • Grill 80 is of a rebinous 81. the structure of the centrifugal separator 50 and bearing 85 rotates while making the shaft 86 move up and down while transferring the power to the grill 80.
  • Bearing 85 is connected to the motor 87 and belt 88 by pulley 89: bearing 90 then is activated.
  • the centrifugal separator consist of bearing 85. bearing 90. shaft 86. spline nut 91. pulley 89. shaft 92. opening 93 and housing 52 which supports case 94.
  • the elevator 95 determines the height of shaft 86 which is mounted on bearing 85 in order to turn the mesh screen 65 inside out the bearing hold 102. support part 101 and support shaft 86.
  • the screw shaft 99 is connected to the nut 100 in order to compensate the support part 101.
  • Motor 96 is connect to belt 86 and pulley 97. These are support by bracket 98 and screw shaft 99.
  • the elevator part 95 consist of part 101 and nut 100 which supports 103 and ball joint shaft 104, bearing hold 102, support plate 105, shaft hold 106, ball joint shaft 104 and part 107.
  • the centrifugal separator 50 has a solidus phase removal attachment 1 10.
  • the elevator part 95 removes the solidus materials from mesh screen 95 by a rotational motion.
  • the solidus phase removal mechanism rotates without any power; it is at a certain angle located at housing 52.
  • This solidus phase removal mechanism 1 10.
  • shaft 111. bearing 112, nut 1 13 and pipe 114 are housed in housing 1 15.
  • the feeder valve and pipe 1 17 is connected in order to facilitate the solidus phase from the mesh screen 65. Solidus phase removal.
  • shaft 1 1 1 forms spray hole 18 and is connected to spray chamber 1 19.
  • the cleaning fluid is then sprayed through fine holes 120 making the solidus phase remove without having the hairlike hole 121.
  • This centrifugal separation 50 and blade material 130 removes the solidus phase outside housing 52 by the action of the solidus removing material 1 10.
  • the blade 130 rotates inside housing 52.
  • Blade 131 has blade 132 in order to reduce the friction and suppressed noise.
  • Centrifugal separator 50 and housing 52 are mounted on wheel 133 for easy relocation from one location from to another.
  • a peep hole 138 enables the inspection of housing 137.
  • the peep hole 138 is located on cover 53.
  • Reinforcement plate 139 is located at the outside periphery housing 137 in order to facilitate easier transportation and handling.
  • the outside support hole 130 is formed at the same time the inspection window 141 is located at 3 directions other than the exit direction 135.

Landscapes

  • Centrifugal Separators (AREA)

Abstract

L'invention concerne un nouveau séparateur centrifuge et permet d'augmenter principalement l'efficacité de séparation, ainsi que la capacité du séparateur centrifuge, sans qu'il soit nécessaire de remplacer le tamis pour un fonctionnement à des vitesses élevées quand on introduit une boue liquide dont le matériau solide est à séparer du liquide par centrifugation.
PCT/IB1995/001103 1994-10-27 1995-10-27 Separateur centrifuge WO1996013332A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR19940028150 1994-10-27
KR1994/28150 1994-10-27

Publications (1)

Publication Number Publication Date
WO1996013332A1 true WO1996013332A1 (fr) 1996-05-09

Family

ID=19396509

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB1995/001103 WO1996013332A1 (fr) 1994-10-27 1995-10-27 Separateur centrifuge

Country Status (1)

Country Link
WO (1) WO1996013332A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2709894B2 (de) * 1977-03-08 1981-05-07 Heinkel Industriezentrifugen GmbH & Co, 7120 Bietigheim-Bissingen Diskontinuierliche Filterzentrifuge
DE3520134A1 (de) * 1985-06-05 1986-12-11 Heinkel Industriezentrifugen GmbH + Co, 7120 Bietigheim-Bissingen Stuelpfilter-zentrifuge
US5004540A (en) * 1989-12-01 1991-04-02 Ketema Process Equipment Division Invertible filter-type centrifuge with improved bearing and seal assembly
WO1992019381A1 (fr) * 1991-05-04 1992-11-12 Heinkel Industriezentrifugen Gmbh & Co. Centrifugeuse a filtre a recouvrement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2709894B2 (de) * 1977-03-08 1981-05-07 Heinkel Industriezentrifugen GmbH & Co, 7120 Bietigheim-Bissingen Diskontinuierliche Filterzentrifuge
DE3520134A1 (de) * 1985-06-05 1986-12-11 Heinkel Industriezentrifugen GmbH + Co, 7120 Bietigheim-Bissingen Stuelpfilter-zentrifuge
US5004540A (en) * 1989-12-01 1991-04-02 Ketema Process Equipment Division Invertible filter-type centrifuge with improved bearing and seal assembly
WO1992019381A1 (fr) * 1991-05-04 1992-11-12 Heinkel Industriezentrifugen Gmbh & Co. Centrifugeuse a filtre a recouvrement

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