JPH0213200U - - Google Patents

Info

Publication number
JPH0213200U
JPH0213200U JP8842088U JP8842088U JPH0213200U JP H0213200 U JPH0213200 U JP H0213200U JP 8842088 U JP8842088 U JP 8842088U JP 8842088 U JP8842088 U JP 8842088U JP H0213200 U JPH0213200 U JP H0213200U
Authority
JP
Japan
Prior art keywords
labyrinth
shaft sealing
shaft
sealing box
pump
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
JP8842088U
Other languages
Japanese (ja)
Other versions
JPH0521679Y2 (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 JP8842088U priority Critical patent/JPH0521679Y2/ja
Publication of JPH0213200U publication Critical patent/JPH0213200U/ja
Application granted granted Critical
Publication of JPH0521679Y2 publication Critical patent/JPH0521679Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

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

Description

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

第１図は本考案の実施例による軸封装置を採用
した立軸斜流ポンプの一部破断側面図、第２図は
上記軸封装置の拡大断面図である。 ２……主軸、３……軸封箱、７……セグメント
シール機構、１１……下部ラビリンス、１２……
上部ラビリンス、１３……中間室、１４……上部
室、２３，２１……ブローオフ配管、２５……連
通管、２８……セグメントシール、Ｈ２……最高
水位。 FIG. 1 is a partially cutaway side view of a vertical shaft mixed flow pump employing a shaft sealing device according to an embodiment of the present invention, and FIG. 2 is an enlarged sectional view of the shaft sealing device. 2...Main shaft, 3...Shaft sealing box, 7...Segment seal mechanism, 11...Lower labyrinth, 12...
Upper labyrinth, 13... intermediate chamber, 14... upper chamber, 23, 21... blow-off piping, 25... communicating pipe, 28... segment seal, H2 ... highest water level.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 主軸が貫挿された軸封箱に下部ラビリンスと上
部ラビリンスとが間隔を隔てて設けられ、下部ラ
ビリンスと上部ラビリンスとの間の中間室および
上部ラビリンスの上方の上部室のそれぞれにポン
プ井中に没入されたブローオフ配管が連通され、
上部室がポンプ運転時における軸封箱の内部の通
常の最高水位よりも上位に設けられていると共に
、上部ラビリンスの上方に軸封箱の内部と外部と
をシールするセグメントシール機構が設けられて
いることを特徴とする立軸ポンプの軸封装置。 A lower labyrinth and an upper labyrinth are provided at intervals in a shaft sealing box into which the main shaft is inserted, and the intermediate chamber between the lower labyrinth and the upper labyrinth and the upper chamber above the upper labyrinth are respectively immersed in the pump well. The blow-off piping that was
The upper chamber is provided above the normal highest water level inside the shaft sealing box during pump operation, and a segment seal mechanism is provided above the upper labyrinth to seal the inside and outside of the shaft sealing box. A shaft sealing device for a vertical shaft pump.
JP8842088U 1988-07-01 1988-07-01 Expired - Lifetime JPH0521679Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8842088U JPH0521679Y2 (en) 1988-07-01 1988-07-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8842088U JPH0521679Y2 (en) 1988-07-01 1988-07-01

Publications (2)

Publication Number Publication Date
JPH0213200U true JPH0213200U (en) 1990-01-26
JPH0521679Y2 JPH0521679Y2 (en) 1993-06-03

Family

ID=31312984

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8842088U Expired - Lifetime JPH0521679Y2 (en) 1988-07-01 1988-07-01

Country Status (1)

Country Link
JP (1) JPH0521679Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02141696U (en) * 1989-04-28 1990-11-29
WO2017022851A1 (en) * 2015-08-06 2017-02-09 株式会社 荏原製作所 Shaft-sealing device and vertical shaft pump equipped with shaft-sealing device
WO2018142855A1 (en) * 2017-02-03 2018-08-09 株式会社 荏原製作所 Shaft sealing apparatus and vertical shaft pump provided with same

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02141696U (en) * 1989-04-28 1990-11-29
WO2017022851A1 (en) * 2015-08-06 2017-02-09 株式会社 荏原製作所 Shaft-sealing device and vertical shaft pump equipped with shaft-sealing device
CN107995938A (en) * 2015-08-06 2018-05-04 株式会社荏原制作所 Gland seal device and the vertical shaft pump including the gland seal device
JPWO2017022851A1 (en) * 2015-08-06 2018-07-05 株式会社荏原製作所 Shaft seal device and vertical shaft pump equipped with the shaft seal device
US10655632B2 (en) 2015-08-06 2020-05-19 Ebara Corporation Shaft seal device and vertical pump with this shaft seal device
WO2018142855A1 (en) * 2017-02-03 2018-08-09 株式会社 荏原製作所 Shaft sealing apparatus and vertical shaft pump provided with same

Also Published As

Publication number Publication date
JPH0521679Y2 (en) 1993-06-03

Similar Documents

Publication Publication Date Title
JPH0213200U (en)
JPH02141696U (en)
JPS639598U (en)
JPS61171897U (en)
JPH02143573U (en)
JPS6450397U (en)
JPH0392569U (en)
JPH035750U (en)
JPS62154292U (en)
JPS6115371U (en) Drainage trap for washroom floor
JPS61116285U (en)
JPS6158230U (en)
JPS61186799U (en)
JPH0166025U (en)
JPS61150599U (en)
JPH0199998U (en)
JPH0223066U (en)
JPS6158692U (en)
JPS60105894U (en) Vertical pump suction sealing device
JPS6451776U (en)
JPS6391761U (en)
JPH0342553U (en)
JPS6157173U (en)
JPS62170871U (en)
JPH0393819U (en)