RU2008109509A - SCREW CENTRIFUGAL PUMP - Google Patents
SCREW CENTRIFUGAL PUMP Download PDFInfo
- Publication number
- RU2008109509A RU2008109509A RU2008109509/06A RU2008109509A RU2008109509A RU 2008109509 A RU2008109509 A RU 2008109509A RU 2008109509/06 A RU2008109509/06 A RU 2008109509/06A RU 2008109509 A RU2008109509 A RU 2008109509A RU 2008109509 A RU2008109509 A RU 2008109509A
- Authority
- RU
- Russia
- Prior art keywords
- screw
- centrifugal pump
- intermediate cavity
- gap seals
- screw centrifugal
- Prior art date
Links
Abstract
1. Шнекоцентробежный насос, содержащий корпус, центробежное колесо, шнек, плавающие кольца, передний уплотнительный бурт колеса, на котором выполнены основное и дополнительное щелевые уплотнения с образованием промежуточной полости между ними, отличающийся тем, что промежуточная полость между щелевыми уплотнениями выполнена на всю длину шнека и на противоположном от щелевых уплотнений конце соединена радиальными отверстиями с входной зоной шнека. ! 2. Шнекоцентробежный насос по п.1, отличающийся тем, что на боковой поверхности промежуточной полости выполнены винтовые ребра.1. A screw centrifugal pump comprising a housing, a centrifugal wheel, an auger, floating rings, a front wheel sealing collar, on which the main and additional gap seals are made to form an intermediate cavity between them, characterized in that the intermediate cavity between the gap seals is made over the entire length of the screw and at the opposite end from the gap seals, it is connected by radial holes to the inlet area of the screw. ! 2. The screw centrifugal pump according to claim 1, characterized in that screw ribs are made on the lateral surface of the intermediate cavity.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2008109509/06A RU2380575C2 (en) | 2008-03-12 | 2008-03-12 | Auger centrifugal pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2008109509/06A RU2380575C2 (en) | 2008-03-12 | 2008-03-12 | Auger centrifugal pump |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2008109509A true RU2008109509A (en) | 2009-09-20 |
RU2380575C2 RU2380575C2 (en) | 2010-01-27 |
Family
ID=41167432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2008109509/06A RU2380575C2 (en) | 2008-03-12 | 2008-03-12 | Auger centrifugal pump |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2380575C2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9017893B2 (en) | 2011-06-24 | 2015-04-28 | Watt Fuel Cell Corp. | Fuel cell system with centrifugal blower system for providing a flow of gaseous medium thereto |
RU2534334C1 (en) * | 2013-07-04 | 2014-11-27 | Федеральное государственное унитарное предприятие "Государственный космический научно-производственный центр имени М.В. Хруничева" | Auger wheel pump |
GB2579791B (en) * | 2018-12-13 | 2021-07-14 | Edwards Ltd | Vacuum pump with variable axial position |
RU2731552C1 (en) * | 2019-03-26 | 2020-09-04 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Воронежский государственный технический университет" | Vane pump |
-
2008
- 2008-03-12 RU RU2008109509/06A patent/RU2380575C2/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2380575C2 (en) | 2010-01-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20190313 |