DE261117T1 - TURNING ELEMENT FOR A SCREENING DEVICE WITH A PROFILED CONTOUR. - Google Patents

TURNING ELEMENT FOR A SCREENING DEVICE WITH A PROFILED CONTOUR.

Info

Publication number
DE261117T1
DE261117T1 DE1986903389 DE86903389T DE261117T1 DE 261117 T1 DE261117 T1 DE 261117T1 DE 1986903389 DE1986903389 DE 1986903389 DE 86903389 T DE86903389 T DE 86903389T DE 261117 T1 DE261117 T1 DE 261117T1
Authority
DE
Germany
Prior art keywords
grooves
envelope
side wall
screen plate
screen
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE1986903389
Other languages
German (de)
Inventor
Frey Glens Falls Ny 12801 Frejborg
Harry Sf-48600 Karhula Lampenius
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ahlstrom Corp
Original Assignee
Ahlstrom Corp
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
Priority claimed from US06/738,743 external-priority patent/US4676903A/en
Application filed by Ahlstrom Corp filed Critical Ahlstrom Corp
Publication of DE261117T1 publication Critical patent/DE261117T1/en
Pending legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D21D5/16—Cylinders and plates for screens
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D21D5/023—Stationary screen-drums
    • D21D5/026—Stationary screen-drums with rotating cleaning foils

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)

Claims (10)

Anmeldenummer: 86 903 389.4 46 169 pi/st Veröffentlichungsnummer: 0 261 117 PatentansprücheApplication number: 86 903 389.4 46 169 pi/st Publication number: 0 261 117 Patent claims 1. Vorrichtung zum Sieben von Pulpe, bestehend aus1. Device for screening pulp, consisting of - einem Behälter,- a container, - einem zylindrischen, mit Nuten versehenen Sieb in dem Behälter,- a cylindrical, grooved sieve in the container, - einem Drehelement, das mit vorbestimmter Geschwindigkeit in der Nähe des Siebes umläuft,- a rotating element rotating at a predetermined speed near the screen, - einem Einlaß für die ungesiebte pulpe und- an inlet for the unscreened pulp and - einem Auslaß für die gesiebte Pulpe in dem Behälter,- an outlet for the screened pulp in the container, der in Wirkverbindung mit dem Sieb steht, $ which is in operative connection with the sieve, $ dadurch gekennzeichnet,characterized, daß das Drehelement eine profilierte Oberfläche mit Nuten hat, welche gebildet werden austhat the rotary element has a profiled surface with grooves which are formed from - einer ersten, im wesentlichen parallel zur Hüllfläche des Siebes verlaufenden Fläche,- a first surface running essentially parallel to the envelope surface of the sieve, - einer geneigten Fläche,- an inclined surface, - einer oberen Fläche und- an upper surface and - einer Seitenfläche, die im wesentlichen senkrecht zu der ersten Fläche steht,- a side surface which is substantially perpendicular to the first surface, wobei die geneigte Fläche mit der ersten Fläche einen Winkel zwischen 30 und 60° einschließt und die obere Fläche im wesentlichen parallel zu der ersten Fläche ist.wherein the inclined surface forms an angle of between 30 and 60° with the first surface and the upper surface is substantially parallel to the first surface. • «ftf• «ftf 2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß das'Drehelement ein Rotor ist.2. Device according to claim 1, characterized in that the rotating element is a rotor. 3. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß das Drehelement aus Segmenten nach der Art von
Flügeln besteht.3. Device according to claim 1, characterized in that the rotary element consists of segments in the manner of
wings. 4. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß der Winkel zwischen der geneigten und der ersten Fläche ungefähr 45° ist.4. Device according to claim 1, characterized in that the angle between the inclined and the first surface is approximately 45°. 5. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die erste Fläche eine Länge von 0 bis 76,2 mm (0 bis 3 inch) hat.5. Device according to claim 1, characterized in that the first surface has a length of 0 to 76.2 mm (0 to 3 inches). 6. Siebvorrichtung nach Anspruch 2, dadurch
gekennzeichnet,6. Screening device according to claim 2, characterized
marked, daß der Rotor über die Siebfläche hinausragt.that the rotor protrudes beyond the screen surface. 7. Siebvorrichtung nach Anspruch 3, dadurch
gekennzeichnet,7. Screening device according to claim 3, characterized
marked, daß der Rotor über die Siebfläche hinausragt.that the rotor protrudes beyond the screen surface. 8. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß das Sieb ein Zylinderblech ist, das auf der
Einlaßseite in die Oberfläche eingearbeitete Nuten
hat, wobei das Siebblech eine Hüllfläche hat8. Device according to claim 1, characterized in that the sieve is a cylindrical sheet which is
Inlet side grooves machined into the surface
has, whereby the screen plate has an envelope surface und die Nuten durch eine stromaufwärts liegende, vom Nutengrund ausgehende Seitenwand, eine stromabwärtsand the grooves are separated by an upstream side wall extending from the groove base, a downstream liegende Seitenwand und eine Nutengrundfläche gebildet werden, wobei die Grundfläche im wesentlichen parallel zur Hüllfläche des Siebbleches ist undlying side wall and a groove base surface are formed wherein the base surface is essentially parallel to the envelope surface of the screen plate and die Nuten Durchgangsbohrungen in der Grundflächethe grooves through holes in the base haben,have, 026111?026111? wobei die stromaufwärts liegende Seitenwand der Nuten im wesentlichen senkrecht zu der Hüllfläche steht und die stromabwärts liegende Seitenwand der Nuten mit der Hüllfläche einen Winkel zwischen 60 und 5° bildet.wherein the upstream side wall of the grooves is substantially perpendicular to the envelope surface and the downstream side wall of the grooves forms an angle of between 60 and 5° with the envelope surface. 9. Vorrichtung, nach Anspruch 8, dadurch gekennzeichnet, daß bei dem Siebblech die stromabwärts liegende Seitenwand der Nuten mit der Hüllfläche des Siebblechs einen Winkel von ungefähr 30° bildet.9. Device according to claim 8, characterized in that in the screen plate the downstream side wall of the grooves forms an angle of approximately 30° with the envelope surface of the screen plate. 10. Vorrichtung nach Anspruch 8, dadurch gekennzeichnet, daß bei dem Siebblech die stromabwärts und die stromaufwärts liegenden Seitenwände der Nuten miteinander durch eine Fläche verbunden sind, die im wesentlichen parallel zu der Hüllfläche ist.10. Device according to claim 8, characterized in that in the screen plate the downstream and upstream side walls of the grooves are connected to one another by a surface which is substantially parallel to the envelope surface.
DE1986903389 1985-05-29 1986-05-19 TURNING ELEMENT FOR A SCREENING DEVICE WITH A PROFILED CONTOUR. Pending DE261117T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/738,743 US4676903A (en) 1983-01-26 1985-05-29 Screening apparatus

Publications (1)

Publication Number Publication Date
DE261117T1 true DE261117T1 (en) 1989-07-13

Family

ID=24969298

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1986903389 Pending DE261117T1 (en) 1985-05-29 1986-05-19 TURNING ELEMENT FOR A SCREENING DEVICE WITH A PROFILED CONTOUR.

Country Status (7)

Country Link
EP (1) EP0261117B1 (en)
JP (1) JPS62503109A (en)
BR (1) BR8607123A (en)
CA (1) CA1275973C (en)
DE (1) DE261117T1 (en)
FI (1) FI77481C (en)
WO (1) WO1986007105A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9321229B2 (en) 2011-07-13 2016-04-26 Krones Ag One-star system for feeding and discharging containers for processing machines
US9463591B2 (en) 2011-04-13 2016-10-11 Krones Ag Container treatment machine and method of treating containers

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI882569A (en) * 1987-06-11 1988-12-12 Ahlstroem Oy SIL.
WO1988010335A1 (en) * 1987-06-26 1988-12-29 A. Ahlstrom Corporation An apparatus for screening pulp and a method of screening a pulp suspension
EP0331883B1 (en) * 1988-03-07 1994-04-06 Sulzer-Escher Wyss Gmbh Pressure knotter screening apparatus
JPH0880405A (en) * 1994-09-14 1996-03-26 Shinko Kk Filter
JP4514009B2 (en) * 2001-03-28 2010-07-28 株式会社Ｉｈｉ機械システム Screen device
WO2007094967A1 (en) * 2006-02-16 2007-08-23 Kadant Black Clawson Inc. Pulb screen foil and method of use
DE112013002676T5 (en) 2012-05-25 2015-03-19 Aikawa Fiber Technologies Trust Rotor element and rotor for a screening device
CN105970713A (en) * 2016-07-05 2016-09-28 李�昊 Screening fluffer
CN106381746B (en) * 2016-11-18 2019-05-31 广西大学 A kind of pressure sieve rotor rotor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2712749A1 (en) * 1977-03-23 1979-02-08 Finckh Maschf SORTER FOR SITING FIBER SUSPENSIONS
DE2712715B2 (en) * 1977-03-23 1979-05-23 Hermann Finckh Maschinenfabrik Gmbh & Co, 7417 Pfullingen Sorter for fiber suspensions
FR2572950B1 (en) * 1984-11-12 1987-01-23 Lamort E & M IMPROVEMENTS ON SCREENS FOR CLEANERS AND THEIR MANUFACTURE

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9463591B2 (en) 2011-04-13 2016-10-11 Krones Ag Container treatment machine and method of treating containers
US9321229B2 (en) 2011-07-13 2016-04-26 Krones Ag One-star system for feeding and discharging containers for processing machines

Also Published As

Publication number Publication date
CA1275973C (en) 1990-11-06
FI853373A0 (en) 1985-09-03
JPS62503109A (en) 1987-12-10
EP0261117A1 (en) 1988-03-30
BR8607123A (en) 1988-02-23
WO1986007105A1 (en) 1986-12-04
FI853373L (en) 1986-11-30
EP0261117B1 (en) 1991-04-24
FI77481C (en) 1989-03-10
FI77481B (en) 1988-11-30

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