JPS607366U - Sand prevention mechanism of shaft seal part - Google Patents

Sand prevention mechanism of shaft seal part

Info

Publication number
JPS607366U
JPS607366U JP9659883U JP9659883U JPS607366U JP S607366 U JPS607366 U JP S607366U JP 9659883 U JP9659883 U JP 9659883U JP 9659883 U JP9659883 U JP 9659883U JP S607366 U JPS607366 U JP S607366U
Authority
JP
Japan
Prior art keywords
shaft seal
sand prevention
prevention mechanism
flange part
seal part
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
JP9659883U
Other languages
Japanese (ja)
Other versions
JPS6242211Y2 (en
Inventor
中村　輝夫
淳 小泉
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.)
Ebara Corp
Original Assignee
Ebara 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
Application filed by Ebara Corp filed Critical Ebara Corp
Priority to JP9659883U priority Critical patent/JPS607366U/en
Publication of JPS607366U publication Critical patent/JPS607366U/en
Application granted granted Critical
Publication of JPS6242211Y2 publication Critical patent/JPS6242211Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の軸封部分の防砂機構の一例を示す部分断
面図、第２図は本考案を実施した軸封部分の防砂機構を
示す部分断面図である。 １・・・・・・ケーシング、２・・・・・・回転軸、３
・・・・・・メカニカルシール、５・・・・・・スリー
ブ、６・・・・・・フランジ部、９・・・・・・小孔、
１０・・・・・・円筒部、１１・・・・・・狭い流路。FIG. 1 is a partial sectional view showing an example of a conventional sand prevention mechanism for a shaft seal portion, and FIG. 2 is a partial sectional view showing a sand prevention mechanism for a shaft seal portion in which the present invention is implemented. 1...Casing, 2...Rotating shaft, 3
... Mechanical seal, 5 ... Sleeve, 6 ... Flange part, 9 ... Small hole,
10...Cylindrical part, 11...Narrow flow path.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 砂等の異物が混入する液を取扱う回転機械の軸封部分の
防砂機構において、軸封部分を取囲むように軸線方向に
延びる固定側のフランジ部分と、そのフランジ部分の半
径方向外方に設けられた回転側の円筒部とよりなり、そ
のフランジ部分の外周面と円筒部の内周面とは僅かの間
隙を有して狭い流路を構成しており、そして円筒部には
多数の小孔が穿設されていることを特徴とする軸封部分
の防砂機構。In sand prevention mechanisms for the shaft seals of rotating machines that handle liquids that contain foreign substances such as sand, the flange part on the fixed side that extends in the axial direction so as to surround the shaft seal part, and the flange part provided radially outward of the flange part. The outer circumferential surface of the flange portion and the inner circumferential surface of the cylindrical portion have a slight gap to form a narrow flow path, and the cylindrical portion has a large number of small holes. A sand prevention mechanism for a shaft seal portion characterized by having a hole drilled therein.
JP9659883U 1983-06-24 1983-06-24 Sand prevention mechanism of shaft seal part Granted JPS607366U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9659883U JPS607366U (en) 1983-06-24 1983-06-24 Sand prevention mechanism of shaft seal part

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9659883U JPS607366U (en) 1983-06-24 1983-06-24 Sand prevention mechanism of shaft seal part

Publications (2)

Publication Number Publication Date
JPS607366U true JPS607366U (en) 1985-01-19
JPS6242211Y2 JPS6242211Y2 (en) 1987-10-29

Family

ID=30230142

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9659883U Granted JPS607366U (en) 1983-06-24 1983-06-24 Sand prevention mechanism of shaft seal part

Country Status (1)

Country Link
JP (1) JPS607366U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017002842A (en) * 2015-06-11 2017-01-05 株式会社川本製作所 Shaft seal device and pump device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017002842A (en) * 2015-06-11 2017-01-05 株式会社川本製作所 Shaft seal device and pump device

Also Published As

Publication number Publication date
JPS6242211Y2 (en) 1987-10-29

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