JPS648982U - - Google Patents

Info

Publication number
JPS648982U
JPS648982U JP10134587U JP10134587U JPS648982U JP S648982 U JPS648982 U JP S648982U JP 10134587 U JP10134587 U JP 10134587U JP 10134587 U JP10134587 U JP 10134587U JP S648982 U JPS648982 U JP S648982U
Authority
JP
Japan
Prior art keywords
classification
casing
ceiling plate
blade group
powder
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.)
Granted
Application number
JP10134587U
Other languages
Japanese (ja)
Other versions
JPH0454867Y2 (en
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 filed Critical
Priority to JP10134587U priority Critical patent/JPH0454867Y2/ja
Publication of JPS648982U publication Critical patent/JPS648982U/ja
Application granted granted Critical
Publication of JPH0454867Y2 publication Critical patent/JPH0454867Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Combined Means For Separation Of Solids (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図から第３図はこの考案の実施例を示し、
第１図は第２図の部分拡大図、第２図は分級装置
の縦断面図、第３図は第１図の―線矢視断面
図、第４図は従来例を示し、第２図に相当する図
である。 １……分級装置、４……ケーシング、６……天
井板、３２……回転羽根、３４……ラビリンス、
Ｍ……粉粒体、Ｇ……気流、Ｓ……微粉、Ｌ……
粗粉。 Figures 1 to 3 show examples of this invention,
Fig. 1 is a partially enlarged view of Fig. 2, Fig. 2 is a longitudinal sectional view of the classification device, Fig. 3 is a sectional view taken along the line - - of Fig. 1, Fig. 4 shows a conventional example, and Fig. 2 shows a conventional example. This is a diagram corresponding to . 1... Classifier, 4... Casing, 6... Ceiling plate, 32... Rotating blade, 34... Labyrinth,
M...Powder, G...Airflow, S...Fine powder, L...
Coarse powder.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸心縦向きで上端が天井板により閉じられた断
面円形のケーシングを設けると共に、このケーシ
ングと同軸上でその軸心回りに回転する周方向複
数の分級羽根を設け、この分級羽根群の回転中心
に対応させて上記天井板に排出孔を形成し、上記
ケーシング内に供給した粉粒体を気流と共に分級
羽根間を通過させて排出孔からケーシングの外部
へ排出させるようにした粉粒体分級装置において
、上記分級羽根群と共に回転し、この分級羽根群
の回転方向とは逆の方向に進むに従い径方向外方
へ延びる複数の回転羽根を天井板と分級羽根群の
上端との間に設け、かつ、これら各回転羽根より
もケーシングの径方向内方で同上天井板と分級羽
根の上端との間にラビリンスを形成したことを特
徴とする粉粒体分級装置。 A casing with a circular cross section whose axis is vertically oriented and whose upper end is closed by a ceiling plate is provided, and a plurality of classification blades are provided in the circumferential direction coaxially with the casing and rotate around its axis, and the rotation center of the classification blade group is provided. A powder and granular material classification device in which a discharge hole is formed in the ceiling plate in accordance with the above, and the powder and granular material supplied into the casing is made to pass between the classification blades together with an air flow and discharged from the discharge hole to the outside of the casing. , a plurality of rotating blades that rotate together with the classification blade group and extend radially outward in a direction opposite to the rotational direction of the classification blade group are provided between the ceiling plate and the upper end of the classification blade group, A powder and granular material classification device characterized in that a labyrinth is formed between the ceiling plate and the upper end of the classification blade at a position radially inward of the casing from each of these rotating blades.
JP10134587U 1987-07-01 1987-07-01 Expired JPH0454867Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10134587U JPH0454867Y2 (en) 1987-07-01 1987-07-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10134587U JPH0454867Y2 (en) 1987-07-01 1987-07-01

Publications (2)

Publication Number Publication Date
JPS648982U true JPS648982U (en) 1989-01-18
JPH0454867Y2 JPH0454867Y2 (en) 1992-12-22

Family

ID=31330251

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10134587U Expired JPH0454867Y2 (en) 1987-07-01 1987-07-01

Country Status (1)

Country Link
JP (1) JPH0454867Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0478972U (en) * 1990-11-21 1992-07-09
JP2007222741A (en) * 2006-02-22 2007-09-06 Ube Techno Enji Kk Classifier
WO2011142390A1 (en) * 2010-05-14 2011-11-17 バブコック日立株式会社 Rotating classifier and classification device equipped with same, pulverization device, and coal-fired boiler plant
WO2020045276A1 (en) * 2018-08-27 2020-03-05 三菱日立パワーシステムズ株式会社 Solid fuel crushing device, power plant equipped with same, and solid fuel crushing method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0478972U (en) * 1990-11-21 1992-07-09
JP2007222741A (en) * 2006-02-22 2007-09-06 Ube Techno Enji Kk Classifier
WO2011142390A1 (en) * 2010-05-14 2011-11-17 バブコック日立株式会社 Rotating classifier and classification device equipped with same, pulverization device, and coal-fired boiler plant
JP2011255368A (en) * 2010-05-14 2011-12-22 Babcock Hitachi Kk Rotating classifier and classification device equipped with the same, pulverization device, and coal-fired boiler plant
US8714359B2 (en) 2010-05-14 2014-05-06 Babcock-Hitachi Kabushiki Kaisha Rotating classifier
AU2011251218B2 (en) * 2010-05-14 2014-10-16 Mitsubishi Power, Ltd. Rotating classifier and classification device equipped with same, pulverization device, and coal-fired boiler plant
WO2020045276A1 (en) * 2018-08-27 2020-03-05 三菱日立パワーシステムズ株式会社 Solid fuel crushing device, power plant equipped with same, and solid fuel crushing method
JP2020032313A (en) * 2018-08-27 2020-03-05 三菱日立パワーシステムズ株式会社 Solid fuel crushing apparatus, power generation plant comprising the same, and solid fuel crushing method

Also Published As

Publication number Publication date
JPH0454867Y2 (en) 1992-12-22

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