Title:
FIVE-CYLINDER PLUNGER PUMP
Document Type and Number:
WIPO Patent Application WO/2021/051397
Kind Code:
A1
Abstract:
Disclosed is a five-cylinder plunger pump, comprising a power end assembly (1), a fluid end assembly (2) and a reduction gearbox assembly (3). One end of the power end assembly (1) is connected to the fluid end assembly (2), and the other end of the power end assembly (1) is connected to the reduction gearbox assembly (3); the reduction gearbox assembly (3) comprises planetary reduction gearboxes (29, 31) and a parallel-stage reduction gearbox (30); the planetary reduction gearboxes (29, 31) cooperate with the parallel-stage reduction gearbox (30) for use; and the transmission ratio of the reduction gearbox assembly (3) is 60:1 to 106:1.
Inventors:
CUI HAIPING (CN)
WANG JIXIN (CN)
CUI WENPING (CN)
WEI XIAOSONG (CN)
LI PENG (CN)
LI HAILONG (CN)
WANG JIXIN (CN)
CUI WENPING (CN)
WEI XIAOSONG (CN)
LI PENG (CN)
LI HAILONG (CN)
Application Number:
PCT/CN2019/107022
Publication Date:
March 25, 2021
Filing Date:
September 20, 2019
Export Citation:
Assignee:
YANTAI JEREH PETROLEUM EQUIPMENT &TECHNOLOGIES CO (CN)
International Classes:
F04B17/00; F04B1/00; F04B53/14; F16C3/22; F16C9/04; F16H1/28; F16H37/12
Foreign References:
| CN109869294A | 2019-06-11 | |||
| CN109869294A | 2019-06-11 | |||
| CN201739442U | 2011-02-09 | |||
| CN109882144A | 2019-06-14 | |||
| CN205101472U | 2016-03-23 | |||
| JP2013108611A | 2013-06-06 |
Attorney, Agent or Firm:
YANTAI BINKING PATENT AGENT OFFICE (GENERAL PARTNERSHIP) (CN)
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