RU2004134238A - MULTI-STAGE CENTRIFUGAL PUMP WITH DEVICE FOR BALANCING RADIAL FORCES - Google Patents

MULTI-STAGE CENTRIFUGAL PUMP WITH DEVICE FOR BALANCING RADIAL FORCES Download PDF

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Publication number
RU2004134238A
RU2004134238A RU2004134238/06A RU2004134238A RU2004134238A RU 2004134238 A RU2004134238 A RU 2004134238A RU 2004134238/06 A RU2004134238/06 A RU 2004134238/06A RU 2004134238 A RU2004134238 A RU 2004134238A RU 2004134238 A RU2004134238 A RU 2004134238A
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RU
Russia
Prior art keywords
radial forces
centrifugal pump
heel
balancing
radial
Prior art date
Application number
RU2004134238/06A
Other languages
Russian (ru)
Other versions
RU2287086C2 (en
Inventor
Эдуард Николаевич Бритвин (RU)
Эдуард Николаевич Бритвин
Михаил Эдуардович Бритвин (RU)
Михаил Эдуардович Бритвин
Original Assignee
Открытое акционерное общество "Научно-производственное объединение гидравлических машин" (ЗАО "НПО "ГИДРОМАШ") (RU)
Открытое акционерное общество "Научно-производственное объединение гидравлических машин" (ЗАО "НПО "ГИДРОМАШ")
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Application filed by Открытое акционерное общество "Научно-производственное объединение гидравлических машин" (ЗАО "НПО "ГИДРОМАШ") (RU), Открытое акционерное общество "Научно-производственное объединение гидравлических машин" (ЗАО "НПО "ГИДРОМАШ") filed Critical Открытое акционерное общество "Научно-производственное объединение гидравлических машин" (ЗАО "НПО "ГИДРОМАШ") (RU)
Priority to RU2004134238/06A priority Critical patent/RU2287086C2/en
Publication of RU2004134238A publication Critical patent/RU2004134238A/en
Application granted granted Critical
Publication of RU2287086C2 publication Critical patent/RU2287086C2/en

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Claims (2)

1. Многоступенчатый центробежный насос с устройством для уравновешивания радиальных сил, содержащий установленные на одном валу и размещенные в корпусе насоса электродвигатель и блок рабочих колес, а также торцовые уплотнения, опоры скольжения и осевую пяту, отличающийся тем, что устройство для уравновешивания радиальных сил выполнено в виде поворотной радиальной гидростатической пяты, установленной со стороны первой ступени блока рабочих колес в зоне опоры скольжения на втулке вала насоса, причем в радиальной пяте выполнены соединенные между собой каналом полость и расточка, которая гидравлически связана с напорным трактом насоса.1. A multistage centrifugal pump with a device for balancing radial forces, comprising an electric motor and a block of impellers mounted on one shaft and placed in the pump housing, as well as mechanical seals, sliding bearings and an axial heel, characterized in that the device for balancing radial forces is made in in the form of a rotary radial hydrostatic heel mounted on the side of the first stage of the impeller block in the area of the sliding bearing on the sleeve of the pump shaft, and in the radial heel are made connected s cavity between a channel and a bore which is hydraulically connected with the pump discharge path. 2. Многоступенчатый центробежный насос с устройством для уравновешивания радиальных сил по п.1, отличающийся тем, что полость радиальной пяты ограничена дугой 150÷160°.2. A multistage centrifugal pump with a device for balancing radial forces according to claim 1, characterized in that the cavity of the radial heel is limited by an arc of 150-160 °.
RU2004134238/06A 2004-11-24 2004-11-24 Multistage centrifugal pump with radial force balancer RU2287086C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2004134238/06A RU2287086C2 (en) 2004-11-24 2004-11-24 Multistage centrifugal pump with radial force balancer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2004134238/06A RU2287086C2 (en) 2004-11-24 2004-11-24 Multistage centrifugal pump with radial force balancer

Publications (2)

Publication Number Publication Date
RU2004134238A true RU2004134238A (en) 2006-05-20
RU2287086C2 RU2287086C2 (en) 2006-11-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2004134238/06A RU2287086C2 (en) 2004-11-24 2004-11-24 Multistage centrifugal pump with radial force balancer

Country Status (1)

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RU (1) RU2287086C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102996496A (en) * 2012-11-20 2013-03-27 锦州重型水泵有限公司 Self-balancing self-positioning energy-saving multi-stage water pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102996496A (en) * 2012-11-20 2013-03-27 锦州重型水泵有限公司 Self-balancing self-positioning energy-saving multi-stage water pump
CN102996496B (en) * 2012-11-20 2014-12-24 锦州重型水泵有限公司 Self-balancing self-positioning energy-saving multi-stage water pump

Also Published As

Publication number Publication date
RU2287086C2 (en) 2006-11-10

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20131125