摘要:
Provided is an electric driving device including an electric motor (1), and a control device (20) arranged on an axis line of a rotation shaft (2) of the electric motor, for controlling the electric motor. The electric motor includes a motor terminal (13) extending toward the control device in parallel to a direction of the axis line of the rotation shaft, and a slit (13a) is formed at an end portion of the motor terminal on the control device side. The control device includes a motor connection terminal (34) formed on an extension line of the motor terminal and connected to the motor terminal. The slit of the motor terminal is press-fitted and fixed to the motor connection terminal, and an insulating member (33) for holding the motor connection terminal is fixed to the heat sink (35).
摘要:
Provided is an electric driving device including an electric motor (1), and a control device (20) arranged on an axis line of a rotation shaft (2) of the electric motor, for controlling the electric motor. The electric motor includes a motor terminal (13) extending toward the control device in parallel to a direction of the axis line of the rotation shaft, and a slit (13a) is formed at an end portion of the motor terminal on the control device side. The control device includes a motor connection terminal (34) formed on an extension line of the motor terminal and connected to the motor terminal. The slit of the motor terminal is press-fitted and fixed to the motor connection terminal, and an insulating member (33) for holding the motor connection terminal is fixed to the heat sink (35).
摘要:
ProblemTo obtain a drive unit integrated rotating electrical machine that makes it easier to connect power circuits and achieves not only excellent vibration resistance but also excellent heat releasing properties.Means for SolutionA drive unit integrated rotating electrical machine has a motor, a drive unit driving the motor under control and provided with power switching elements and conductors passing a current to the power switching elements, and a heat sink cooling the drive unit, which are combined into one unit. The drive unit integrated rotating electrical machine is characterized in that: the power switching elements are molded and formed into mold modules in a state in which terminals thereof are exposed; the conductors are insert-molded in a frame in a state in which terminals thereof are exposed; and the exposed terminals of the mold modules are connected to the exposed terminals of the insert-molded conductors and the mold modules are firmly fixed to the heat sink.
摘要:
There is provided a drive-device-integrated rotating electrical machine, in which a radially protruding portion is provided radially on at least one of a housing and a heat sink which constitute a storing section of the drive device; an opening portion is formed on at least one of the radially protruding portion; a connector section is attachably/detachably attached onto the opening portion; and a connector-connecting portion for electrically connecting the connector section with the drive device is provided in the vicinity of the opening portion.
摘要:
A rotary electric machine according to the present invention includes a stator having a connection member forming a three phase delta connection by coil windings. In the rotary electric machine, the connection member is composed of an insulating annular groove portion formed with double annular grooves and a first, a second, and a third annular conductive members, the annular conductive members being attached by insertion into the insulating annular groove portion; the insulating annular groove portion is formed with double grooves of one and the other, and both the grooves are connected via one window portion; the respective annular conductive members are each formed in a circular arc shape and provided with a plurality of arm portions extended outward in the radial direction of the stator, the plurality of arm portions being connected to coil end portions of the coil windings respectively; the first annular conductive member and the second annular conductive member are attached by insertion into different grooves of the insulating annular groove portion, are overlapped at a part of opened sections where a circular arc is not present, are in a positional relationship in which both annular conductive members are opened, and are attached by insertion so that the window portion is disposed at the position where both annular conductive members are opened; and the third annular conductive member is made such that a portion to be attached by insertion into one groove and a portion to be attached by insertion into the other groove are attached by insertion into the insulating annular groove portion via the window portion.
摘要:
A motor drive control apparatus 30, on which a switching element 73 for performing drive control of the motor 10 is mounted, includes: a heat sink 50 placed on the front side or rear side of the motor; and a housing 40 that is coupled to the heat sink and couples the heat sink to the frame or that covers the switching element mounted on the heat sink, and wherein an abutment surface 110 between the housing and the heat sink is located on a single plane intersecting with the direction of the rotation axis of the motor, and screw holes 42 and 52 for coupling the frame, the heat sink and the housing to each other are provided such that the positions in the circumferential direction of the screw holes 42 and 52 correspond to each other.
摘要:
To provide a vehicular power converter with high reliability by effectively radiating heat generated in a power circuit section and control circuit section without using a cooling fan. The vehicular power converter includes a power circuit section provided with a switching element; a control circuit section for controlling the switching element; and a housing for accommodating the power circuit section and the control circuit section, wherein a first heat conducting layer intervenes between a base plate having a first heat exchange section for cooling the power circuit section and the power circuit section; a second heat conducting layer intervenes between a cover having a second heat exchange section for cooling the control circuit section and the control circuit section; and the first heat exchange section and the second heat exchange section are disposed on one main surface side and on the other main surface side of an outer circumferential surface part of the housing, respectively.
摘要:
To provide a vehicular power converter with high reliability by effectively radiating heat generated in a power circuit section and control circuit section without using a cooling fan. The vehicular power converter includes a power circuit section provided with a switching element; a control circuit section for controlling the switching element; and a housing for accommodating the power circuit section and the control circuit section, wherein a first heat conducting layer intervenes between a base plate having a first heat exchange section for cooling the power circuit section and the power circuit section; a second heat conducting layer intervenes between a cover having a second heat exchange section for cooling the control circuit section and the control circuit section; and the first heat exchange section and the second heat exchange section are disposed on one main surface side and on the other main surface side of an outer circumferential surface part of the housing, respectively.
摘要:
A material of the stator core is different from a material of the housings, in a state where one end portion in the axis direction of the stator core is contacted to the first housing, and the other end portion in the axis direction of the stator core is contacted to the second housing; and a neighboring portion of a contact portion, at which the first housing is contacted to the stator core, and another neighboring portion of a contact portion, at which the second housing is contacted to the stator core, are connected by a connecting component in the axis direction, of which material is the same as a material of the stator core, whereby the first housing and the second housing are connected each other; and the first housing and the second housing face each other in a state where a gap intervenes between both housings.
摘要:
A motor drive control apparatus 30, on which a switching element 73 for performing drive control of the motor 10 is mounted, includes: a heat sink 50 placed on the front side or rear side of the motor; and a housing 40 that is coupled to the heat sink and couples the heat sink to the frame or that covers the switching element mounted on the heat sink, and wherein an abutment surface 110 between the housing and the heat sink is located on a single plane intersecting with the direction of the rotation axis of the motor, and screw holes 42 and 52 for coupling the frame, the heat sink and the housing to each other are provided such that the positions in the circumferential direction of the screw holes 42 and 52 correspond to each other.