US 12,238,885 B2
Vehicle-mounted inverter skid
Chenglin Song, Qingdao (CN); Xianzhou Sun, Qingdao (CN); Pingping Song, Qingdao (CN); and Zheng Ding, Qingdao (CN)
Assigned to QINGDAO CCS ELECTRIC CORPORATION, Qingdao (CN)
Appl. No. 17/781,655
Filed by QINGDAO CCS ELECTRIC CORPORATION, Qingdao (CN)
PCT Filed Nov. 16, 2020, PCT No. PCT/CN2020/128970
§ 371(c)(1), (2) Date Jun. 1, 2022,
PCT Pub. No. WO2022/048021, PCT Pub. Date Mar. 10, 2022.
Claims priority of application No. 202010906023.4 (CN), filed on Sep. 1, 2020.
Prior Publication US 2023/0007803 A1, Jan. 5, 2023
Int. Cl. H05K 7/14 (2006.01); H02M 5/42 (2006.01); H02M 7/00 (2006.01); H05K 7/20 (2006.01)
CPC H05K 7/1432 (2013.01) [H02M 5/42 (2013.01); H02M 7/003 (2013.01); H05K 7/20909 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A vehicle-mounted variable-frequency drive skid comprising:
a container body, in which in sequence a first accommodation space, a second accommodation space and a third accommodation space are divided into; and a supporting frame
is connected to the bottom of the container body;
an inlet cable unit arranged in the first accommodation space;
a power transformation unit arranged in the second accommodation space; and
an inverter unit arranged in the third accommodation space;
wherein,
a plurality of supporting beams are installed on a bottom plate of the container body, and the heights of the supporting beams are smaller than the height of the supporting frame so that the container body has a sinking structure relative to the supporting frame;
the inlet cable unit comprises a high voltage distribution cabinet and an inlet cable component arranged in the first accommodation space; wherein the inlet cable component comprises inlet cable terminals and an inlet cable supporting bracket; the inlet cable supporting bracket is in the shape of C opened with inlet cable holes on its top plate; the inlet cable terminals are vertically inserted in the inlet cable holes for fixation; the bottom plate of the container body is opened with inlet cable openings corresponding to the inlet cable holes; and
the power transformation unit is arranged in the middle of the second accommodation space and an excitation component of the inlet cable unit is arranged on a side of the power transformation unit arranged in the second accommodation space.