A pump driven coolant filling device and corresponding methods are configured for adding liquid coolant to a coolant circuit for removing heat. The device and methods may be used with liquid coolant circuits on electronic components, or in other industries that utilize liquid coolant. The device includes a base having an integrated pump for circulating coolant to the cooling circuit. A disposable container of coolant may be attached to the base using a threaded connection. The device includes a handle with a switch for controlling operation of the pump in some embodiments. A coolant circuit includes quick connect couplings configured for attachment to corresponding hoses extending from the base. During use, a cooling circuit may continue operation while adding coolant to the cooling circuit using the device.

An electrically and mechanically driven automotive accessory including a housing, an electric motor, a pulley, and a pulley assist mechanism. The electric motor comprises a stator assembly that is mounted to the housing and a rotating assembly that is mounted to a shaft. The electric motor creates a primary torque flow path that drives rotation of the rotating assembly relative to the stator assembly. The pulley is rotatable relative to the shaft and the rotating assembly. The pulley assist mechanism includes a plurality of circumferentially spaced teeth nested with a conductive body, a rotor body fixedly mounted to the shaft, and an electromagnet that is configured to induce a magnetic field between the circumferentially spaced teeth, the rotor body, and the pulley, which creates a secondary torque flow path between the pulley and the rotor body.

An integrated water-cooling pump includes a main body, which includes a water block, a bottom plate, a water inlet, a water outlet, a cavity, a first inlet pipe, a fixed plate, a water nozzle, and a first sealing ring. The bottom plate is welded to a bottom of the water block. The bottom plate has an internal hollow structure. A bottom of an inner wall of the bottom plate is fixedly connected with heat sinks. An upper surface of the bottom plate is symmetrically provided with two water inlets. A middle of the upper surface of the bottom plate is provided with the water outlet. The water block is provided with the cavity inside near the bottom plate. The bottom plate is communicated with the cavity through two water inlets. The upper surface of the bottom plate is fixedly connected with a bottom of the first inlet pipe.

An electric water pump with a control panel mounted in the middle of the water pump is disclosed, including a water pump volute casing, a water pump impeller, a pump cover, a water pump control panel, a rotor, a rotor cover, a housing, a rear bearing, a stator, a thrust ring, and a front bearing. The water pump volute casing is mounted on a surface at a front end of the pump cover. The water pump control panel is mounted on a surface at a rear end of the pump cover. An end opening of the rotor cover is sleeved on an outer circumference of a boss at the rear end of the pump cover.

A motor driven pump with a waterproof structure is provided. The pump includes a motor, a pump body, a pump shaft, a shaft seal, and a first blocking member. The motor includes a motor housing. The pump body includes an impeller and a first drainage chamber having a first drainage outlet. The pump shaft includes a first end and a second end located opposite to the first end, wherein the first end is connected to the motor and the second end is connected to the impeller. The shaft seal forms a fluid seal with the pump body to prevent a fluid in the pump body from leaking into the motor. The first blocking member is located between the motor and the shaft seal and is connected in a sealed and a fixed manner to the pump shaft for conjoint rotation. The first blocking member is positioned to block fluid leaking from the shaft seal.

An electric motor-vehicle coolant pump includes a pump housing with a flow housing part and a separate motor housing part, a spiral flow channel with an axial inlet and a tangential outlet, a rotatably supported fluid-conveying element, an electric drive motor which drives the rotatably supported fluid-conveying element, and a mounting structure which mounts the pump housing to a vehicle structure. The mounting structure is only arranged on the flow housing part. The flow housing part at least partially surrounds the spiral flow channel and at least partially surrounds the rotatably supported fluid-conveying element. The separate motor housing part surrounds the electric drive motor.

An electric pump includes: an impeller; a rotor connected to the impeller; a housing accommodating the rotor; divided iron cores surrounding the housing from an outside of the housing; divided coil bobbins respectively attached to the divided iron cores; divided coils respectively wound around the divided coil bobbins; and a bus bar unit including bus bars, wherein the housing includes a bottom wall portion directly or indirectly holding a shaft portion in a standing manner, the shaft portion supports the rotor for rotation, the bottom wall portion overlaps at least a part of the divided coils in an orthogonal direction orthogonal to an axial direction of the rotor, and the bus bar unit is conductively connected to the divided coils and is held by the bottom wall portion.

An impeller includes a body with an interior channel extending through the body along a centerline axis of the impeller. A plurality of blades is connected to the body on a forward end of the impeller centerline axis. The plurality of blades surrounds the interior channel and is fluidly connected to an array of inlets. An array of pentagonal channels extends through the body and radially outward in a spiral pattern. Each pentagonal channel is fluidly connected to a corresponding vane inlet and a corresponding pentagonal-shaped outlet. Each channel maintains a pentagonal cross-section shape from the inlet to the outlet. Each downward-sloping face of the cross section is more than 35 degrees from a horizontal plane perpendicular to the centerline axis of the impeller.

An electric water pump with a control panel mounted in the middle of the water pump is disclosed, including a water pump volute casing, a water pump impeller, a pump cover, a water pump control panel, a rotor, a rotor cover, a housing, a rear bearing, a stator, a thrust ring, and a front bearing. The water pump volute casing is mounted on a surface at a front end of the pump cover. The water pump control panel is mounted on a surface at a rear end of the pump cover. An end opening of the rotor cover is sleeved on an outer circumference of a boss at the rear end of the pump cover.

A heat collecting pump includes: a flow guide member, including a flow guide body and a flow guide blade, wherein the flow guide blade is disposed on an outer peripheral wall of the flow guide body; a heating member, disposed on a periphery of the flow guide member and spaced apart from the flow guide blade. The flow guide blade enables water to flow along the outer peripheral wall of the flow guide body to form a first whirlwind flow and to further form a second whirlwind flow in a gap between the heating member and the flow guide blade. Projections of velocity directions of the first whirlwind flow and the second whirlwind flow on a reference plane perpendicular to the axial direction of the flow guide body are in opposite directions; and the second whirlwind flow removes bubbles gathered on the heating member.