US2747499A - Discharge structure for a pulp press - Google Patents

Discharge structure for a pulp press Download PDF

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Publication number
US2747499A
US2747499A US331622A US33162253A US2747499A US 2747499 A US2747499 A US 2747499A US 331622 A US331622 A US 331622A US 33162253 A US33162253 A US 33162253A US 2747499 A US2747499 A US 2747499A
Authority
US
United States
Prior art keywords
annular
trough
ring
housing
spider
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.)
Expired - Lifetime
Application number
US331622A
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English (en)
Inventor
Clande C Beeman
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.)
Jackson and Church Co
Original Assignee
Jackson and Church Co
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 to BE525764D priority Critical patent/BE525764A/xx
Priority to LU32627D priority patent/LU32627A1/xx
Application filed by Jackson and Church Co filed Critical Jackson and Church Co
Priority to US331622A priority patent/US2747499A/en
Priority to GB34757/53A priority patent/GB742230A/en
Priority to ES0212990A priority patent/ES212990A1/es
Priority to FR1091204D priority patent/FR1091204A/fr
Application granted granted Critical
Publication of US2747499A publication Critical patent/US2747499A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B30B9/12—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 pressing worms or screws co-operating with a permeable casing
    • B30B9/128—Vertical or inclined screw presses

Definitions

  • This invention relates in general to pulp presses and more particularly relates to an improved construction of pulp presses which can be fabricated more economically and rapidly than previous types and without loss in desirable operating functions.
  • a principal object of the present invention is to provide a structure for the discharge portion of a pulp press which can be constructed from welded plate stock without loss of any of the advantageous functional features of castings previously used.
  • a further object of the present invention is to provide a structure, as aforesaid, which is strong and sturdy, resulting in longer continued use without breakdowns or replacement of parts.
  • a fiirther object of the present invention is to provide a discharge structure for a pulp press, as aforesaid, which can be fabricated rapidly and economically.
  • a further object of the present invention is to provide a pulp press structure, as aforesaid, which can be constructed in varying sizes and for varying uses without requiring major changes in design other than dimensional.
  • Figure 1 is a broken side view having a substantial part thereof exposed in central cross-section.
  • Figure 2 represents a section taken on the line 11-11 of Figure 3.
  • Figure 3 is a section taken on the line Iii-III of Figure 1.
  • Figure 4 is a top view of the base plate with all other parts removed.
  • Figure 5 is a top view of the spider depending from the lower end of the spindle.
  • Figure 6 is a top view of the inner and outer vertical housings.
  • Figure 7 is a fragmentary sectional view taken on the line VIIVII of Figure 3 to illustrate a detail of the invention.
  • Figure 8 is a fragmentary sectional view taken on the line VIIIVIII of Figure 3 to further illustrate said detail.
  • the heart of the pulp press is a conventional spindle 10 having helical flights 11 arranged to rotate around a vertical axis.
  • the spindle 10 is driven by any conventional means at the upper end thereof in the general manner described in said Patent 2,664,814 as through the gear 9.
  • a screen structure 12 surrounds the spindle 10 and is held in place by frame members 13 which form a grill-like frame surrounding the said screen 12.
  • An outer wall 14 surrounds the entireassembly defining an efliuent collecting chamber 15 whose bottom is defined by a trough 16.
  • a floor plate 6 rests upon a floor 20 upon which the entire machine is supported.
  • the outer wall 14 is fastened at its upper end in any convenient manner to said floor plate, as by bolts, and is fastened at its lower end to the outer rim of the trough or water basin 16.
  • Said trough supports an outer annular housing 29 from which is suspended a base member 24.
  • the spindle 10 is supported by the combined radial and thrust bearings 18 near its upper end and is supported radially by the bearing 82 at its lower end.
  • Discharge control mechanism including a wedge ring 61 is supported upon the base member 24 and piston 70.
  • Rods 7 and 8, and counterparts thereof 7a and 8a, on the other side of the device, are suspended from the floor plate 6 and function to hold the apparatus in suspended condition during assembly or when certain parts thereof, as the connection between the trough and the outer wall 14, are disconnected for cleaning and/ or repair.
  • a spider 17 ( Figures 1 and 5), including an annular, downwardly extending skirt 86, is suspended from the lower end of the conical portion of the spindle 10 and in turn supports a guide shaft 83, said guide shaft 83 being coaxial with and extending below the conical portion of the spindle 10.
  • the base 24 ( Figures 1 and 4) is provided with a plurality of downwardly extending stiffening flanges, three of which are shown at 21, 22 and 23.
  • a central opening 25 is provided through said base 24 and a plurality of boltholes 26 is provided adjacent its peripheral edge.
  • a lower flange 27 Positioned adjacent the outer periphery of said base 24 is a lower flange 27 which is bolted to the base 24 by a series of outer bolts 28.
  • the lower end of the annular outer housing 29 is connected to the base 24 by lower flange 27 and an upper flange 30 connects the trough or water basin 16 to the upper end of said housing 29.
  • An inner vertical annular housing 31 extends from the base 24 to the same horizontal plane as that defined by the upper flange 30 and is braced with respect to the outer annular housing 29 by the brackets 4 and 5 ( Figures 2, 3 and 6).
  • An outlet conduit 32 extends from the interior of the inner annular housing 31 to the outside of the outer housing 29.
  • Two pairs of cooperating, angularly positioned, solids directing shield plates 33, 33a, 33b and 330 ( Figures 2, 3 and 6) are provided between the inner annular housing 31 and the outer annular housing 29.
  • the secondary guide plates 1%, 101, 102, and 103 are provided between the internal walls of the outer annular housing 29 and the shield plates 33, 33a, 33b, and 330 respectively, in order to assist'in the direction of solid material toward the openings 91 and 92.
  • the housing defining the trough or water basin 16 is comprised of'an outer annular trough plate 34 co-axial with and axially co-extensive from the outer housing 29 which includes a relatively heavy ring member 35.
  • the ring member 35 preferably has its internal surface 36 machined to a bevel as shown and said ring member 35 is attached to the upper flange 30.
  • a conical inner plate 37 extends upwardly and radially inwardly from the heavy ring member 35 and connects to an upper inner trough ring 39.
  • Said trough ring 39 has a bevel '41 at its inner lower edge for purposes appearing hereinafter.
  • An open ing 42 through said outer annular trough plate 34 is provided for communication with an upper external conduit 43.
  • conduit 43 acts in cooperation with a lower external conduit 44 to conduct efiiuent from the press into a common conduit 46 for conducting said efiluent to such other place as may be desired.
  • the cone supporting structure 50 comprises three spider arms 51 supported on a hub 52 and having three upstanding legs 53.
  • a brace 54 stiffens each upstanding leg 53 and a brace 55 stiffens each spider arm 51.
  • At the upper end of said spider legs 53 there is a ring 56.
  • the cone, or clearance adjusting, member 57 comprises a cylindrical housing 58 having a beveled ring 59 at its lower edge, a conically arranged plate or member 60 extending inwardly and downwardly from a point on the inner surface of said cylindrical housing 58 intermediate its upper and lower ends, the wedge ring 61 afiixed to its upper end.
  • Said wedge ring 61 has an annular internal surface coaxial with the spindle engaging the outer surface of the downwardly extending skirt 86 as closely as possible while remaining in both slidable and rotatable relationship with respect thereto.
  • the opposing surfaces of the conical plate 37 and the wedge ring 61 define a conical passageway 88.
  • Said wedge ring 61 is of such size with respect to the spacing of said skirt 86 from the internal wall 87 of the ring 39 that, when wedge ring is in its full upward position as shown by the broken lines 61A in Figure l, it will fully close the space between the ring 39 and the skirt 86 at the lower end of spindle 19 and will fit closely against the beveled surface 41.
  • a second cylindrical housing or skirt 62 concentric with the center of the machine extends downwardly from the lower end of the conical member 61).
  • the hub 52 of the cone supporting structure 50 is supported on a plunger 70 of a pressure cylinder 71 which is Operation As the spindle 10 rotates, moving the pulp or solid material downwardly, liquid or efliuent pressed out through the screen 12 enters the trough 16 and is conducted through conduit 43 to the conduit 46.
  • the shield plates 33, 33a, 33b, and 33.0 serve to guide the solid material sidewardly from the point of discharge thereof from the conical passageway 88 and into the openings 91 and 92 defined between the edges 93 and 94 of the base plate 24 and the wall of outer housing 29. Said shield plates and the guide plates 160, 101, 102 and 163 also prevent said material from accumulating on top of the conduit 32.
  • An internal effluent receiving chamber 75 is defined by a lower horizontal circular plate 76 and an outer annular wall 77.
  • a guide member 78 is afiixed to the upper end of the wall 77 for supporting and guiding the second cylindrical housing or skirt 62.
  • Said inner etfluent chamber 75 has an opening 79 permitting communication from its interior to the conduit 32.
  • a discharge structure for a pulp press having a vertically cylindrical screen and a concentric, radially outwardly spaced outer housing
  • the combination comprising: a base plate having a central opening therethrough, a pair of upstanding annular housings arranged concentric with said central opening of said base plate and each connected at its lower edge to said base plate; an annular trough connected with the upper edge of the outermost of said annular housings, the radially inner and outer upper edges of said annular trough respectively adapted for connecting to the lower edges of the screen and said outer housing, respectively; a spider positioned concentrically with said central opening in said base plate and having upstanding legs at the ends of the arms of said spider, said upstanding legs being spaced radially inwardly of the inner wall or" the innermost annular housing; a conical wedge ring supported at the upper ends of said upstanding legs; an external skirt depending from said ring and engaging an inner surface of said inner annular housing, said ring being movable vertically with respect to said inner housing for
  • a supporting structure for a pulp press having a vertically cylindrical screen and a concentric, radially outwardly spaced outer housing
  • the combination comprising: a base structure having a central opening; inner and outer housings each arranged concentric with the said central opening and connected to said base; an annular trough connected to the upper edge of the said outer annular housing, said trough having radially inner and outer upper edges adapted for engagement with the screen and outer housing, respectively; a spider positioned concentrically with said central opening, said spider having upwardly extending legs at the ends of the arms thereof; a wedge ring supported upon the upper ends of said up- Wardly extending legs; a skirt depending from said ring and engaging the inner surface of said inner annular housing, said ring being radially inwardly from, below, and movable vertically with respect to, said trough; and means extending through said central opening for imposing a pressure of constant value onto said spider for urging said ring upwardly.
  • a supporting structure for a pulp press having a vertically cylindrical screen and a concentric radially outwardly spaced outer housing
  • the combination comprising: a base structure having a central opening; a pair of radially spaced, vertically annular housings arranged concentric with the said central opening and connected to said base; an annular trough on the upper edge of the radially outermost of said annular housings; a spider positioned concentrically with said trough and having upwardly extending legs at the ends of the arms thereof; a wedge ring supported upon the upper ends of said upwardly extending legs, constantly engaging the inner surface of the innermost of said annular housings and engageable with the inner surface of said annular trough; and means secured to said spider and extending through said central opening for imposing a pressure of constant value onto said spider for urging said ring upwardly, said last-named means also serving to move said wedge ring into and out of engage ment with said inner surface of said annular trough.
  • a supporting structure for a pulp press having a vertically cylindrical screen and a concentric outwardly spaced outer housing
  • the combination comprising; a base structure; a pair of radially spaced, vertically annular housings arranged concentric with each other and connected to said base; an annular trough on the upper edge of the radially outermost of said annular housings; a spider positioned above said base plate and mounted for movement relative thereto, said spider being positioned concentrically with said trough and having upwardly extending legs at the ends of the arms thereof; a wedge ring supported upon the upper end of said upwardly extending legs, constantly engaging the inner surface of the innermost of said annu lar housings and engageable with the inner surface of said annular trough; and means secured to said spider for moving said ring into and out of engagement with said inner surface of said annular trough.
  • a discharge structure for a pulp press having a vertically cylindrical screen and a concentric, radially outwardly spaced outer housing
  • the combination comprising: a base plate; a pair of upstanding annular housings arranged concentric with each other and each connected at its lower edge to said base plate; an annular trough connected with the upper edge of the outermost of said annular housings; the radially inner and outer upper edges of said annular trough respectively secured to the lower edges of the screen and the outer housing, respectively; a spider positioned above said base plate and mounted for movement relative thereto, said spider being positioned concentrically with said trough and having upstanding legs at the ends of the arms thereof, said upstanding legs being spaced radially inwardly of the inner wall of the innermost annular housing; a wedge ring supported at the upper ends of said legs; a cylindrical skirt depending from said ring and engaging the inner surface of said inner annular housing, said ring being movable vertically with respect to said inner housing for varying clearance between said ring and
  • a supporting structure for a pulp press having a vertically cylindrical screen and a concentric, outwardly spaced outer housing
  • the combination comprising: a base structure; a pair of radially spaced, vertically annular housings arranged concentric with each other and connected to said base; an annular trough on the upper edge of the radially outermost of said annular housings; a wedge ring supporting member positioned above said base plate and mounted for movement relative thereto, said wedge ring supporting member being positioned concentrically with said trough and having legs extending upwardly therefrom; a wedge ring supported upon the upper end of said upwardly extending legs, constantly engaging the inner surface of the innermost of said annular housings and engageable with the inner surface of said annular trough; and means secured to said wedge ring supporting member for moving said ring into and out of engagement with said inner surface of said annular trough.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
US331622A 1953-01-16 1953-01-16 Discharge structure for a pulp press Expired - Lifetime US2747499A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
BE525764D BE525764A (enrdf_load_stackoverflow) 1953-01-16
LU32627D LU32627A1 (enrdf_load_stackoverflow) 1953-01-16
US331622A US2747499A (en) 1953-01-16 1953-01-16 Discharge structure for a pulp press
GB34757/53A GB742230A (en) 1953-01-16 1953-12-14 Constant pressure pulp presses
ES0212990A ES212990A1 (es) 1953-01-16 1953-12-31 UNA PRENSA DE PRESIoN CONSTANTE PARA PULPA
FR1091204D FR1091204A (fr) 1953-01-16 1954-01-07 Presses à pulpe à pression constante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US331622A US2747499A (en) 1953-01-16 1953-01-16 Discharge structure for a pulp press

Publications (1)

Publication Number Publication Date
US2747499A true US2747499A (en) 1956-05-29

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ID=23294705

Family Applications (1)

Application Number Title Priority Date Filing Date
US331622A Expired - Lifetime US2747499A (en) 1953-01-16 1953-01-16 Discharge structure for a pulp press

Country Status (6)

Country Link
US (1) US2747499A (enrdf_load_stackoverflow)
BE (1) BE525764A (enrdf_load_stackoverflow)
ES (1) ES212990A1 (enrdf_load_stackoverflow)
FR (1) FR1091204A (enrdf_load_stackoverflow)
GB (1) GB742230A (enrdf_load_stackoverflow)
LU (1) LU32627A1 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3035511A (en) * 1956-04-12 1962-05-22 Fmc Corp Vertical screw press
US4901636A (en) * 1986-12-03 1990-02-20 Salzgitter Maschinenbau Gmbh Spindle press
DE10011949C2 (de) * 1999-03-25 2002-10-31 Fehb Gmbh Stendal Anlage zur Verarbeitung von umweltbelastenden Abprodukten
WO2015135810A1 (de) * 2014-03-14 2015-09-17 Andritz Ag Schneckenpresse

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641250A1 (de) * 1986-12-03 1988-07-28 Salzgitter Maschinenbau Spindelpresse

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1245950A (en) * 1914-03-04 1917-11-06 Bromberger Maschb Anstalt Ges Mit Beschraenkter Haftung Press for beet-root cuttings, bagasse, and the like.
DE560184C (de) * 1931-05-19 1932-09-29 Hermann Heiss Schnitzelpresse
GB427571A (en) * 1933-12-30 1935-04-26 Rose Downs & Thompson Ltd Improvements in presses for moisture-containing materials
US2122202A (en) * 1935-01-17 1938-06-28 French Oil Mill Machinery Expressing press
US2325426A (en) * 1940-07-16 1943-07-27 Carl A Rietz Disintegrating apparatus
US2548938A (en) * 1945-06-23 1951-04-17 Booth Beverage mixing and dispensing apparatus

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1245950A (en) * 1914-03-04 1917-11-06 Bromberger Maschb Anstalt Ges Mit Beschraenkter Haftung Press for beet-root cuttings, bagasse, and the like.
DE560184C (de) * 1931-05-19 1932-09-29 Hermann Heiss Schnitzelpresse
GB427571A (en) * 1933-12-30 1935-04-26 Rose Downs & Thompson Ltd Improvements in presses for moisture-containing materials
US2122202A (en) * 1935-01-17 1938-06-28 French Oil Mill Machinery Expressing press
US2325426A (en) * 1940-07-16 1943-07-27 Carl A Rietz Disintegrating apparatus
US2548938A (en) * 1945-06-23 1951-04-17 Booth Beverage mixing and dispensing apparatus

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3035511A (en) * 1956-04-12 1962-05-22 Fmc Corp Vertical screw press
US4901636A (en) * 1986-12-03 1990-02-20 Salzgitter Maschinenbau Gmbh Spindle press
DE10011949C2 (de) * 1999-03-25 2002-10-31 Fehb Gmbh Stendal Anlage zur Verarbeitung von umweltbelastenden Abprodukten
WO2015135810A1 (de) * 2014-03-14 2015-09-17 Andritz Ag Schneckenpresse
CN106103070A (zh) * 2014-03-14 2016-11-09 安德里特斯公开股份有限公司 螺旋压榨机
CN106103070B (zh) * 2014-03-14 2018-09-28 安德里特斯公开股份有限公司 螺旋压榨机
RU2687116C2 (ru) * 2014-03-14 2019-05-07 Андриц Аг Шнековый пресс

Also Published As

Publication number Publication date
FR1091204A (fr) 1955-04-08
BE525764A (enrdf_load_stackoverflow)
GB742230A (en) 1955-12-21
ES212990A1 (es) 1954-06-01
LU32627A1 (enrdf_load_stackoverflow)

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