公开(公告)号：KR1020140077718A

公开(公告)日：2014-06-24

申请号：KR1020120146811

申请日：2012-12-14

Applicant: 현대자동차주식회사

Inventor： 염기태 ,  양재식 ,  김성원 ,  황태원 ,  이홍영

IPC: F02B39/00 ,  F01P3/12 ,  F01D25/12

Abstract: Disclosed is a cooling apparatus of an electric turbocharger. According to the present invention, the cooling apparatus of an electric turbocharger has an electric motor installed on a shaft connecting a turbine wheel and a compressor wheel inside a center housing, and comprises: a coolant supply flow path allowing a coolant supplied from an engine to be supplied to a cooling fin chamber, which is formed at one side inside the center housing, through a radiator; a coolant discharge flow path discharging the coolant from the cooling fin chamber to the engine again; a coolant chamber formed at the other side inside the center housing, and penetrated by the shaft; a first bypass flow path bypass-connecting the coolant supply flow path and the coolant chamber; a second bypass flow path bypass-connecting the coolant discharge flow path and the coolant chamber; a pump impeller positioned inside the coolant chamber, installed on the shaft, and pumping the coolant inside the coolant chamber depending on the driving of the electric motor; and a first and a second shutoff valve installed on one side of the coolant supply flow path and the coolant discharge flow path respectively.

Abstract translation: 公开了一种电动涡轮增压器的冷却装置。 根据本发明，电动涡轮增压器的冷却装置具有安装在连接涡轮机叶轮和中心壳体内的压缩机叶轮的轴上的电动马达，并且包括：冷却剂供给流路，其允许从发动机供应的冷却剂 通过散热器供给到形成在中心壳体内的一侧的冷却翅片室; 将冷却剂从冷却片室再次排出到发动机的冷却剂排出流路; 形成在所述中心壳体内的另一侧并被所述轴穿透的冷却剂室; 第一旁路流路旁路连接冷却剂供给流路和冷却剂室; 第二旁通流路旁路连接冷却剂排出流路和冷却剂室; 位于冷却剂室内部的泵叶轮，安装在轴上，并且根据电动机的驱动将冷却剂泵送到冷却剂室内; 以及分别安装在冷却剂供给流路和冷却剂排出流路的一侧的第一截止阀和第二截止阀。

公开(公告)号：KR101339280B1

公开(公告)日：2014-01-06

申请号：KR1020120158617

申请日：2012-12-31

Applicant: 현대자동차주식회사 ,  주식회사 뉴로스

Inventor： 염기태 ,  양재식 ,  김성원 ,  황태원 ,  임재만 ,  이홍영

IPC: F02B39/10 ,  F16J15/06 ,  F01D11/00

Abstract: A sealing bracket of an electric turbo charger is disclosed. The sealing bracket of an electric turbo charger according to an embodiment of the present invention: supports so that a shaft which connects a turbine wheel, a compressor wheel, and an electric motor is able to rotate by being installed in one side of a center housing; and is fastened through a flange part in the one side surface of the center housing in the sealing bracket of the electric turbo charger which forms the sealing of a rotary part. The present invention includes: a disc bracket which has an inner side formed to be inclined in a cone shape and guides oil which flows inside of the upper part to the outside of the lower part; a cover bracket which is installed in the central part of the disc bracket, has an oil inlet in the upper side, has an oil outlet in the lower side, and discharges oil which is supplied through an oil path in the central housing to the lower part by supplying the oil to the upper part of the disc bracket; and a support ring which supports the cover bracket against the disc bracket by being inserted between the disc bracket and the cover bracket.

Abstract translation: 公开了一种电动涡轮增压器的密封支架。 根据本发明的实施例的电动涡轮增压器的密封支架：支撑件，使得连接涡轮机叶轮，压缩机叶轮和电动机的轴能够通过安装在中心壳体的一侧而旋转 ; 并且通过形成密封旋转部件的电动涡轮增压器的密封支架中的中心壳体的一个侧表面中的凸缘部紧固。 本发明包括：一个盘托架，其内侧形成为倾斜的锥形，并将上部的内部的油引导到下部的外部; 安装在盘支架的中心部分的盖托架在上侧具有进油口，在下侧具有出油口，并将通过中央壳体中的油路供给的油排出到下部 通过将油供应到盘支架的上部; 以及支撑环，其通过插入盘托架和盖支架之间而将盖支架支撑抵靠盘托架。