公开(公告)号：US20240147677A1

公开(公告)日：2024-05-02

申请号：US18272155

申请日：2021-12-03

Applicant: LS ELECTRIC CO., LTD.

Inventor： Soo Yong HWANG ,  Kil Ju JUNG ,  Su Hyeong LEE ,  Won Suk CHOI ,  Kyu Hwa KIM

IPC: H05K7/20 ,  H02M7/00

CPC classification number: H05K7/20909 ,  H02M7/003 ,  H05K7/209

Abstract: A lower module of a power electronic device includes a lower module included in a power electronic device that is divided into an upper module and a lower module by an intermediate plate and comprises a blower fan to introduce air into the inner space of the lower module; a plurality of capacitors installed in a suspended form on the intermediate plate and spaced apart from the blower fan; a heat sink having a plurality of heat dissipation fins through which heat generated from a heating component disposed on the upper module is conducted, and disposed adjacent to the capacitors to cool the plurality of heat dissipation fins by air moved from the plurality of capacitors; a DC reactor cooled by the air moved from the heat dissipation fins; and a discharge plate having a vent hole to discharge the air moved from the DC reactor to the outside.

公开(公告)号：US20230354531A1

公开(公告)日：2023-11-02

申请号：US17799516

申请日：2021-01-12

Applicant: LS ELECTRIC CO., LTD.

Inventor： Su Hyeong LEE ,  Soo Yong HWANG

IPC: H05K5/00 ,  H05K1/02

CPC classification number: H05K5/0052 ,  H05K5/0018 ,  H05K1/0274 ,  H05K2201/10106 ,  H05K2201/10121

Abstract: An electronic control device according to an embodiment of the present disclosure comprises a lower cover including a side wall with a first coupling portion and a second coupling portion; a circuit board arranged inside the side wall of the lower cover and having on the upper surface thereof a button; a middle cover provided with a third coupling portion coupled to the first coupling portion and a first button hole, and coupled to the lower cover by coupling of the third coupling portion to the first coupling portion; a button cover arranged on the upper surface of the middle cover, covering the first button hole, and having a protrusion portion; and an upper cover including a side wall provided with a fourth coupling portion coupled to the second coupling portion, the upper cover provided with a second button hole, and covering the button cover and the middle cover.

公开(公告)号：US20240057276A1

公开(公告)日：2024-02-15

申请号：US18268029

申请日：2021-11-25

Applicant: LS ELECTRIC CO., LTD.

Inventor： Su Hyeong LEE ,  Soo Yong HWANG

IPC: H05K7/14 ,  H02M7/00 ,  H02M7/42

CPC classification number: H05K7/14327 ,  H02M7/003 ,  H02M7/42

Abstract: Provided is an electronic apparatus having an electronic control device. An electronic apparatus having an electronic control device, according to one embodiment of the present disclosure, may comprise: the electronic control device having a first coupling part and an electronic control device groove part; a bracket including a side wall having a bracket protrusion to be coupled to the electronic control device groove part and a fixing member protrusion seating groove to be coupled to the first coupling part, wherein the bracket includes a pair of second coupling parts and a pair of third coupling parts and has a through-hole formed in the central portion thereof; a housing which includes a pair of fourth coupling parts and a pair of fifth coupling parts formed on a first surface, and has an electronic apparatus disposed therein; and a circuit board electrically connected to the electronic apparatus and electrically connected to the electronic control device via the through-hole.