US 12,270,314 B2
Exhaust device and installation method thereof, turbine fracturing apparatus, disassembly method of turbine
Peng Zhang, Shandong (CN); Liang Lv, Shandong (CN); Xincheng Li, Shandong (CN); Rikui Zhang, Shandong (CN); Yipeng Wu, Shandong (CN); Chunqiang Lan, Shandong (CN); Weipeng Yuan, Shandong (CN); and Xiaolei Ji, Shandong (CN)
Assigned to Yantai Jereh Petroleum Equipment & Technologies Co., Ltd., Yantai (CN)
Filed by YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD., Shandong (CN)
Filed on Aug. 6, 2021, as Appl. No. 17/396,188.
Claims priority of application No. 202110339066.3 (CN), filed on Mar. 30, 2021.
Prior Publication US 2022/0316362 A1, Oct. 6, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. F01D 25/30 (2006.01); E21B 43/26 (2006.01); F01N 13/18 (2010.01); F02C 7/045 (2006.01)
CPC F01D 25/30 (2013.01) [E21B 43/26 (2013.01); E21B 43/2607 (2020.05); F02C 7/045 (2013.01); F01N 13/18 (2013.01); F01N 13/1805 (2013.01); F05D 2230/60 (2013.01); F05D 2230/70 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An exhaust device, comprising:
a body, comprising a side wall;
a fixation plate, configured to be fixed to the side wall;
a pressure plate, configured to be pre-fixedly connected and fixedly connected with the fixation plate; and
a diffusion pipe, configured to be fixed to the side wall through the pressure plate and the fixation plate,
wherein the fixation plate further comprises a first pre-installation part, and the pressure plate further comprises a second pre-installation part, and the second pre-installation part is matched with the first pre-installation part to realize a pre-fixation of the diffusion pipe.