WO2017010123A1 - Désintégrateur et structure de lame pour rotor de désintégrateur - Google Patents

Désintégrateur et structure de lame pour rotor de désintégrateur Download PDF

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Publication number
WO2017010123A1
WO2017010123A1 PCT/JP2016/058422 JP2016058422W WO2017010123A1 WO 2017010123 A1 WO2017010123 A1 WO 2017010123A1 JP 2016058422 W JP2016058422 W JP 2016058422W WO 2017010123 A1 WO2017010123 A1 WO 2017010123A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotor
blade
blade body
pulper
shaped
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.)
Ceased
Application number
PCT/JP2016/058422
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English (en)
Japanese (ja)
Inventor
勇次郎 出口
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.)
Rotor Industry Co ltd
Original Assignee
Rotor Industry 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=57758079&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2017010123(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rotor Industry Co ltd filed Critical Rotor Industry Co ltd
Priority to KR1020177037290A priority Critical patent/KR102017723B1/ko
Priority to CN201680040911.4A priority patent/CN107849809B/zh
Priority to JP2017528296A priority patent/JP6945449B2/ja
Publication of WO2017010123A1 publication Critical patent/WO2017010123A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30—Defibrating by other means
    • D21B1/34—Kneading or mixing; Pulpers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Definitions

  • the present invention relates to a blade structure of a pulper and a pulper rotor, and more particularly, to an economical spare blade technology excellent in wear resistance and exchanging workability.
  • a pulper device which usually has a basic configuration including a storage tank into which used paper and water are charged, and a rotor provided rotatably at the bottom of the storage tank. Further, in order to increase the efficiency of disaggregation, the rotor is provided with blade blades extending in the radial direction, and the used paper is disaggregated by the rotation thereof.
  • FIG. 5 is a cross-sectional view of a conventional replaceable blade.
  • Fig.5 (a) has shown the type which attaches a replacement blade to the rotation direction front of a blade blade.
  • FIG. 5B shows a replaceable blade type that has a two-sheet configuration and the lower blade can also be replaced. The lower blade is bolted to the upper blade, and the upper blade is bolted to the base body so as to be bonded together.
  • the wear resistance is improved as a whole by using a harder material on the lower side in the two-sheet configuration.
  • the conventional technique has the following problems.
  • To solve this problem it is possible to use an integrated replacement blade that is made by welding a hard material (eg, stellite) to the lower corner and polishing and molding it. Considering this, there was a problem that it was not economical.
  • This invention is made
  • a rotor blade according to claim 1 is a pulper comprising: a storage tank into which paper and water are charged; a strainer provided at a bottom portion of the storage tank; and a substantially disk-shaped rotor that rotates on the strainer.
  • a blade portion that is arranged rotationally symmetrically while extending in the radial direction of the rotor, and separates the paper from the strainer by the rotation of the rotor, and a base portion that is formed with a ridge on the front side in the rotation direction;
  • the blade body is characterized in that it can be attached to and detached from the base portion by a bolt screwed from the upper surface side of the rotor through a hole penetrating the protrusion of the base portion.
  • the blade is separated into an L-shaped blade body and a plate blade body, and can be replaced at respective replacement timings. It is a material that requires more wear resistance, and in general, a material with a high unit price can be cut out into a plate shape that is easy to process and has a small volume (material used compared to FIG. 5B). Less amount). Thereby, the abrasion resistance of the whole blade part improves, and it becomes possible to extend a lifetime. Moreover, an electric tool can be applied from the rotor upper surface side, and exchanging workability is excellent.
  • the rotor blade portion according to claim 2 is the blade portion according to claim 1, wherein the L-shaped blade body and the plate blade body are each formed of a homogeneous material, and the hardness of the plate blade body is an L-shaped blade. The material is larger than the hardness of the body.
  • the invention according to claim 2 eliminates the need to weld a high-hardness material, which has been conventionally performed, so that the wear resistance of the upper and lower corners is substantially equal, and a uniform and homogeneous material. By simply processing, it is possible to make a suitable blade at the right place.
  • the rotor blade according to claim 3 is the blade according to claim 1, wherein a material having a hardness higher than that of the base portion is attached to the bottom surface of the base portion at a position continuous to the rear side in the rotational direction of the plate blade body. It is characterized by.
  • the invention according to claim 3 can further improve the wear resistance of the entire bottom surface of the rotor that is easily worn with the strainer.
  • exchanged may be sufficient as being able to arrive, and the aspect which welded may be sufficient.
  • this material is not specifically limited, the thing exceeding the hardness of a base
  • a pulper according to claim 4 is a pulper having the rotor blade portion according to claim 1, 2 or 3.
  • the invention according to claim 4 can provide a pulper that is excellent in wear resistance and excels in exchanging workability of rotor blades.
  • the economical spare blade structure which is excellent in abrasion resistance and exchange workability
  • a pulper employing the structure can be provided.
  • FIG. 1 It is a schematic block diagram of the pulper which has the rotor blade part (blade blade) of this invention. It is a partial sectional view. It is an enlarged view of the bottom part of a pulper.
  • (A) is a top view
  • (b) is a cross-sectional schematic diagram. It is a perspective view of a blade blade part. In addition, the concave streak is partially seen through.
  • It is sectional drawing of a blade blade and a strainer. It is sectional drawing of the conventional blade blade.
  • (A) is a sectional view of one replaceable blade type
  • (b) is a sectional view of two replaceable blade types
  • (c) is a plan view of a rotor equipped with the replaceable blade type of (b). Yes (the strainer is also shown).
  • FIG. 1 is a schematic configuration diagram of a pulper having a rotor blade portion of the present invention.
  • FIG. 2 is an enlarged view of the bottom portion of the pulper.
  • FIG. 3 is a perspective view of the blade blade portion.
  • FIG. 4 is a cross-sectional view of the blade blade and the strainer.
  • the pulper 1 includes a storage tank 2, a strainer 3 provided at the bottom of the storage tank 2, and a rotor 4 that rotates on the strainer 3.
  • the storage tank 2 includes a cylindrical portion 21, a truncated cone portion 22 that faces the rotor 4, and an upper lid 23.
  • the upper lid 23 has an insertion port 231 through which used paper or the like is inserted.
  • a water supply pipe is joined to the cylindrical portion 21.
  • the mixture of water and waste paper gathers in the rotor 4 due to the slope of the truncated cone portion 22, and efficient shearing is realized. In other words, rapid slurrying of the mixture is achieved.
  • the strainer 3 is a plate-like member having a predetermined thickness in which a large number of holes 31 are formed, and shears waste paper with the holes 31 and the blade blades 5 of the rotor 4 described later.
  • stainless steel having a predetermined hardness is used for the strainer 3.
  • An openable / closable discharge port (not shown) is provided directly below the strainer 3 to discharge the slurry in an appropriate state.
  • the rotor 4 is generally disc-shaped, and includes a rotor body 41 and a rotor cap 42 that is attached to the upper portion of the rotor body 41 and rotates integrally with the rotor body 41.
  • both the rotor body 41 and the rotor cap 42 are made of stainless steel having a predetermined hardness or strength.
  • the rotor body 41 is provided with eight blade blades 5 arranged in a rotationally symmetrical manner extending in the radial direction with respect to the rotation axis.
  • the blade blade 5 is configured by covering a base portion 51 with a substantially U-shaped recess 52.
  • the base portion 51 is an extended portion of the rotor body 41, and the front side in the rotational direction of the rotor 4 is formed in a protruding line.
  • the concave stripe 52 has a shape that fits into the convex stripe, and is divided into two along the longitudinal direction, and an L-shaped blade body 521 positioned on the rotor 4 upper surface side and a plate blade positioned on the rotor 4 bottom surface side (strainer 3 side). And a body 522.
  • the L-shaped blade body 521 and the plate blade body 522 are formed by tightening bolts B from the upper surface side of the rotor 4 through holes 511 passing through the upper and lower ridges lying on the side. It joins to the part 51 (it will be in the state which the groove 52 covered the protrusion).
  • the plate blade body 522 is a substantially rectangular plate material having a predetermined thickness, and uses a specific high hardness stainless steel.
  • the L-shaped blade body 521 is a columnar body having an L-shaped cross section, and uses a predetermined high hardness stainless steel.
  • the concave strip 52 has a front surface S in the rotational direction forming a front inclined surface, and waste paper or slurry is guided to the strainer 3 side, thereby increasing the shear efficiency.
  • the corners 521C and 522C gradually wear with use.
  • the strainer 3 exists immediately below, the resistance increases and the wear rate is fast (if the material is the same, the corner 522C wears out at a rate three times the wear rate of the corner 521C. To go). Therefore, in the blade blade 5, the L-shaped blade body 521 uses a material with a hardness higher than that of the base portion 51, and the plate blade body 522 uses a material with a hardness higher than that of the L-shaped blade body 521. Thereby, the lifetime of the corner 522C can be extended, and the maintainability is improved.
  • the plate blade body 522 is plate-shaped and therefore excellent in workability.
  • the volume of the plate blade body 522 is smaller than that of the L-shaped blade body 521 and the running cost is also reduced. Even when compared with the conventional two-blade configuration shown in FIG. 5B, the volume of the plate blade body 522 is 1/2 to 1/3 of the replacement blade on the lower side of the figure, which is economical.
  • the concave strip 52 can be easily fitted to the base portion 51 using an electric tool. Since it can be detached, it is extremely easy to replace. Note that the number of bolts B can also be half that of the two-blade specification shown in FIG. 5B (see FIG. 5C).
  • a reinforcing plate 53 is welded to the bottom surface of the blade blade 5.
  • the reinforcing plate 53 uses the same material as the L-shaped blade body 521. Thereby, the lifetime of the rotor 4 is further improved.
  • the rotor cap 42 is formed by a substantially conical cap base 421 that rises in a mountain shape, and a plurality of stirring protrusions 422 that are radially provided so as to form convex ridges that draw an arc on the upper surface of the cap base 421.
  • the cap base 421 and the stirring protrusion 422 are integrated.
  • the stirring blade 512 On the upper surface of the blade blade 5, ridges that form a smooth arc continuous with the stirring protrusion 422 are formed as the stirring blade 512.
  • the stirring blade 512 is away from the center of rotation and has a high speed to shear the used paper again. Like the concave strip 52, it is worn by resistance, so that the stirring blade 512 is also replaceable. That is, it is possible to attach and detach with a power tool from above with the bolt B.
  • waste paper is introduced from the input port 231 with the discharge port of the storage tank 2 closed, and then water is poured. Then, the rotor 4 is rotated. As the rotor 4 rotates, a water flow that circulates in the storage tank 2 is generated, and the waste paper is sequentially refined by the blade blade 5. Thereafter, the discharge port is opened, and the pulp-containing liquid (slurry) is taken out.
  • the pulper 1 is a pulper that employs an economical replacement blade structure that is excellent in wear resistance and workability.
  • the present invention is not limited to the above embodiment.
  • the number of blade blades 5 is not eight, but may be six or ten.
  • the rotor cap 42 is not limited to the mountain shape but may be a shape that rises like a bowl.
  • the reinforcing plate 53 may also be exchangeable.
  • This rotor structure can be used in the field of stirring / dissolving or stirring shearing.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)

Abstract

L'invention concerne des lames (5) qui s'étendent dans la direction du diamètre d'un rotor (4) dans un désintégrateur (1), lesdites lames étant caractérisées en ce que chacune est formée à partir d'une partie de base (51) dans laquelle le côté avant dans le sens de rotation est formé en une arête, et un corps de lame en forme de L (521) et un corps de lame à plaque (522) qui sont formés par division d'une rainure sensiblement en forme de U (52) qui est en prise avec la partie de base (51) en deux le long de la direction longitudinale, le corps de lame en forme de L (521) étant positionné sur le côté surface supérieure du rotor (4) et le corps de lame à plaque (522) étant positionné sur le côté surface inférieure du rotor (4), et le corps de lame en forme de L (521) et le corps de lame à plaque (522) peuvent être fixés à la partie de base (51), et détachés de celle-ci, par des boulons (B) qui fournissent une prise filetée à partir des trous traversants (511) côté surface supérieure du rotor (4) traversant l'arête de la partie de base (51).
PCT/JP2016/058422 2015-07-14 2016-03-17 Désintégrateur et structure de lame pour rotor de désintégrateur Ceased WO2017010123A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020177037290A KR102017723B1 (ko) 2015-07-14 2016-03-17 펄퍼 및 펄퍼 로터의 날부 구조
CN201680040911.4A CN107849809B (zh) 2015-07-14 2016-03-17 碎浆机以及转子刃部
JP2017528296A JP6945449B2 (ja) 2015-07-14 2016-03-17 パルパーおよびパルパーロータの刃部構造

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015140196 2015-07-14
JP2015-140196 2015-07-14

Publications (1)

Publication Number Publication Date
WO2017010123A1 true WO2017010123A1 (fr) 2017-01-19

Family

ID=57758079

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2016/058422 Ceased WO2017010123A1 (fr) 2015-07-14 2016-03-17 Désintégrateur et structure de lame pour rotor de désintégrateur

Country Status (5)

Country Link
JP (1) JP6945449B2 (fr)
KR (1) KR102017723B1 (fr)
CN (1) CN107849809B (fr)
TW (1) TWI609113B (fr)
WO (1) WO2017010123A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107916592A (zh) * 2017-12-14 2018-04-17 济南大学 一种扰流板组合且截面多变式碎浆机

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02147241U (fr) * 1989-05-16 1990-12-13
JP2009287131A (ja) * 2008-05-27 2009-12-10 Rootaa Kogyo Kk パルパー製造装置用のロータ及びそのようなロータを備えるパルパー装置
JP2014005570A (ja) * 2012-06-26 2014-01-16 Aikawa Iron Works Co Ltd パルパー

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US3707267A (en) * 1971-02-24 1972-12-26 Beloit Corp Replaceable vane insert for impeller
JPS5982491A (ja) * 1982-10-28 1984-05-12 株式会社岩科製作所 離解機
US5086209A (en) * 1988-02-16 1992-02-04 The Mead Corporation Hot air apparatus for glossing sheets
JPH0738292U (ja) * 1993-12-27 1995-07-14 日本車輌製造株式会社 オーガドリルの掘削刃取付構造
DE19649764C2 (de) * 1995-12-02 2000-11-30 Ask High Technology Tech Entwi Vorrichtung zum Zerkleinern von Material, insbesondere von Altpapier
DE19850204A1 (de) * 1998-10-23 2000-04-27 Bech Ulrich Modular aufgebauter Rotor mit wechselbaren, gepanzerten Arbeitskanten für die Stoffaufbereitung
JP4691427B2 (ja) * 2005-09-22 2011-06-01 ローター工業株式会社 パルパー
JP2007138354A (ja) * 2005-11-21 2007-06-07 Mitsubishi Heavy Ind Ltd 紙料離解装置
JP4934881B2 (ja) * 2007-05-23 2012-05-23 ボイス パテント ゲーエムベーハー 古紙裁断用ロータ
DE102009012236A1 (de) * 2009-03-07 2010-09-09 Voith Patent Gmbh Rotorverschleißschutz
WO2012041269A2 (fr) * 2010-09-17 2012-04-05 Hans-Joachim Boltersdorf Désintégrateur pourvu d'une plaque de tamisage
DE102011012191A1 (de) * 2010-10-05 2012-04-05 Hans-Joachim Boltersdorf Verfahren zur Aufbereitung von Grünschnitt
DE102011082976A1 (de) * 2011-09-19 2013-03-21 Günter Betz Vorrichtung zum Aufschlagen (zerkleinern, zerfasern, auflösen, aufbereiten) von Altpapieren und Zellstoffen in einem Pulper (Stofflöser)
JP5438813B2 (ja) 2012-10-12 2014-03-12 ローター工業株式会社 パルパー製造装置用のロータ及びそのようなロータを備えるパルパー装置
CN203654072U (zh) * 2013-12-26 2014-06-18 山东杰锋机械制造有限公司 轻渣分离机叶轮
CN204370227U (zh) * 2014-11-29 2015-06-03 中冶纸业银河有限公司 一种新型防堵塞水力碎浆机飞刀转子

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Publication number Priority date Publication date Assignee Title
JPH02147241U (fr) * 1989-05-16 1990-12-13
JP2009287131A (ja) * 2008-05-27 2009-12-10 Rootaa Kogyo Kk パルパー製造装置用のロータ及びそのようなロータを備えるパルパー装置
JP2014005570A (ja) * 2012-06-26 2014-01-16 Aikawa Iron Works Co Ltd パルパー

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107916592A (zh) * 2017-12-14 2018-04-17 济南大学 一种扰流板组合且截面多变式碎浆机

Also Published As

Publication number Publication date
KR20180012319A (ko) 2018-02-05
TW201702459A (zh) 2017-01-16
JPWO2017010123A1 (ja) 2018-07-12
CN107849809A (zh) 2018-03-27
CN107849809B (zh) 2019-11-26
TWI609113B (zh) 2017-12-21
KR102017723B1 (ko) 2019-09-03
JP6945449B2 (ja) 2021-10-06

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