The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 27, 2025

Filed:

Dec. 22, 2021
Applicant:

Yantai Jereh Petroleum Equipment & Technologies Co., Ltd., Shandong, CN;

Inventors:

Shuzhen Cui, Shandong, CN;

Rikui Zhang, Shandong, CN;

Sheng Chang, Shandong, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 53/08 (2006.01); E21B 43/26 (2006.01); F04B 17/03 (2006.01); F04B 53/16 (2006.01); F04D 25/06 (2006.01);
U.S. Cl.
CPC ...
F04B 53/08 (2013.01); E21B 43/2607 (2020.05); F04B 17/03 (2013.01); F04B 53/16 (2013.01); F04D 25/06 (2013.01);
Abstract

A variable-speed integrated machine and a wellsite apparatus are disclosed. The variable-speed integrated machine includes: a driving device which includes an electric motor and a housing; an inversion device which is disposed on the housing and electrically connected with the electric motor; an inversion heat dissipating device which is disposed at one side of the inversion device away from the housing and configured to perform heat dissipation on the inversion device in a liquid-cooling heat dissipating way; and a driving heat dissipating device, at least one portion of the driving heat dissipating device being disposed on the housing and configured to perform heat dissipation on the driving device in at least one selected from the group of a liquid-cooling heat dissipating way and an air-cooling heat dissipating way, the inversion device and at least one portion of the driving heat dissipating device are disposed on a same side of the housing.


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