Abstract: Coolant distribution unit, comprising a manifold assembly, a cooling liquid radiator and a pump. The manifold assembly is configured to split flow, or converge flows, of a working fluid. The cooling liquid radiator is in fluid communication with the manifold assembly and configured to allow the working fluid to circulate, cooling liquid radiator and manifold assembly together forming a columnar structure and surrounding a gas flow channel. The pump is in fluid communication with cooling liquid radiator and manifold assembly; the pump being configured to pump the working fluid in the cooling liquid radiator to the manifold assembly.

Abstract: A fan blade design includes a hub and a plurality of blades connected to the hub. Each of the blades is a swept-back blade and has a leading edge and a trailing edge disposed opposite the leading edge. The trailing edge includes a first concave arc segment and a second concave arc segment, the first concave arc segment being positioned closer to the hub than the second concave arc segment. A chord length of the first concave arc segment is greater than a chord length of the second concave arc segment.

Abstract: A liquid cooling heat dissipation module includes a manifold assembly configured to be in fluid communication with a heat exchanger and to distribute and collect a working fluid. The liquid cooling heat dissipation module also includes a first cold plate in fluid communication with the manifold assembly. The first cold plate is configured to thermally contact heat-generating components disposed on a first surface of the mainboard. The liquid cooling heat dissipation module further includes a second cold plate in fluid communication with the manifold assembly. The second cold plate is configured to thermally contact heat-generating components disposed on a second surface of the mainboard. The first cold plate is pivotally coupled to the manifold assembly, and the second cold plate is securely connected to the manifold assembly.

Abstract: Aspects of the present disclosure provide a water-cooling head. The water-cooling head includes a housing having a liquid inlet, a heat exchange chamber, an impeller chamber, and a liquid outlet sequentially connected with each other, an impeller disposed in the impeller chamber, and a motor including a circuit board, a stator assembly, and a rotor, wherein the circuit board is disposed on the housing, the stator assembly is disposed on the circuit board, and the rotor is disposed on the impeller.

Abstract: A captive screw includes a sleeve and a screwing member. The sleeve includes a body portion and a positioning protrusion. The positioning protrusion protrudes from the body portion, and forms a channel. The screwing member includes a head portion, a neck portion and a threaded portion. The neck portion connects the head portion and the threaded portion. The neck portion passes through the channel. The head portion and the threaded portion are located on the positioning protrusion. The threaded portion includes a wider section and a narrower section. The wider section is connected to the neck portion. The narrower section is connected to the wider section. The diameter of the channel is less than a major diameter of the wider section. The diameter of the channel is greater than or equal to a major diameter of the narrower section and a minor diameter of the wider section.

Abstract: A water block includes a main body and a heat transfer assembly. The heat transfer assembly includes a condensation plate coupled with the main body. The condensation plate has a condensation flow channel. The heat transfer assembly also includes a heat-absorbing plate that is coupled with one side of the condensation plate facing away the main body. The heat-absorbing plate has an evaporation flow channel. The heat transfer assembly further includes a flow guide plate that is disposed between the condensation plate and the heat-absorbing plate. The flow guide plate has a plurality of communication holes, and the evaporation flow channel is in fluid communication with the condensation flow channel via the communication holes.

Abstract: Liquid-flow cooling device for cooling heat source comprises pump body comprising pump housing with a liquid flow chamber and impeller rotatably located therein, and water-cooling head fitted to pump housing and having heat exchange chamber and thermal contact face. Heat exchange chamber is connected to liquid flow chamber of pump housing, and thermal contact face faces away from heat exchange chamber. Axis of impeller is perpendicular to a normal to the thermal contact face. Water-cooling head comprises multiple cooling fins in heat exchange chamber. Cooling fins comprise multiple densely distributed cooling fins arranged side by side adjacently to each other and multiple sparsely distributed cooling fins arranged side by side adjacently to each other. Densely distributed cooling fins located at one side of sparsely distributed cooling fins. Interval between any two adjacent densely distributed cooling fins is smaller than interval between any two adjacent sparsely distributed cooling fins.

Abstract: A heat dissipation module for cooling an optical transceiver module includes a cold plate having an internal flow channel and a heat absorption surface, the internal flow channel having an inlet port and an outlet port, and the heat absorption surface configured to thermally contact the optical transceiver module, an inlet pipe having a first end connected to the inlet port and a second end connected to a cooling device, and an outlet pipe having a first end connected to the outlet port and a second end connected to the cooling device, the outlet pipe is configured to be in fluid communication with the inlet pipe through the internal flow channel and the cooling device, and the outlet pipe, the internal flow channel, the cooling device and the inlet pipe form a cooling circulation loop.

Abstract: A cooling apparatus that includes a base plate including two heat exchange units and a cover coupled to the base plate and enclosing the two heat exchange units. A recess is defined in the base plate and between the two heat exchange units. The cover and the base plate define a heat exchange chamber that includes the two heat exchange units. The cover has a first set of openings and a second set of openings, and is coupled to the base plate such that the first set of openings is above a first heat exchange unit and the second set of openings is above a second heat exchange unit. The cooling apparatus further includes a first pumping unit on the cover and over the first set of openings and a second pumping unit on the cover and over the second set of openings.

Abstract: A fan device includes a fan frame having an inner annular surface and a coupling groove, the inner annular surface defining a receiving space, and the coupling groove being recessed inward from the inner annular surface. The fan device also includes a fan blade assembly rotatably disposed within the fan frame and located in the receiving space. The fan device further includes a metal annular frame coupled to the coupling groove and positioned between the fan frame and the fan blade assembly. The fan frame includes a first annular engagement portion disposed in the coupling groove, and the metal annular frame includes a second annular engagement portion disposed on a side adjacent to the coupling groove. The metal annular frame surrounds the fan blade assembly and is mechanically retained within the coupling groove.

Abstract: A blade structure configured to be mounted to a fan frame is disclosed. The blade structure comprises a hub rotatably disposed on a fan frame, and a plurality of blades, each blade comprising a first blade portion and a second blade portion, the first blade portion and the second blade portion being connected to the hub and arranged in an axial direction of the hub. The first blade portion and the second blade portion each include a first side, the first sides of the first blade portion and the second blade portion being directly connected with one another and connected to the hub. A fan device incorporating the blade structure is also disclosed.

Abstract: A liquid cooling heat exchange casing including a chassis having a first side is provided. The first side includes a first inlet flow passageway system having a first inlet liquid coolant opening, a first outlet flow passageway system having a first outlet liquid coolant opening, a plurality of adapters, and at least one radiator. The at least one radiator is mounted to the first inlet flow passageway system via a radiator inlet and one of the plurality of adapters and to the first outlet flow passageway system via a radiator outlet and another of the plurality of adapters. A cooling fluid flows from the first inlet liquid coolant opening, through the first inlet flow passageway system, through the at least one radiator, and through the first outlet flow passageway system, to the first outlet liquid coolant opening, before being circulated to repeat the flow process again.

Abstract: A fan device comprises a fan frame and a fan blade structure. The fan frame includes a bottom portion and at least one side portion connected to the bottom portion, the at least one side portion arranged around a receiving space, the at least one side portion having a hollow structure in fluid communication with the receiving space. The fan blade structure is rotatably mounted to the bottom portion and located within the receiving space, the fan blade structure at least partially extending into the hollow structure.

Abstract: A fan blade including a hub portion and a plurality of first blade portions. The hub portion being rotatably disposed in the fan frame and having an opening, the first blade portions being connected to the hub portion. A driving component disposed in the fan frame and connected to the hub portion, the driving component being configured to drive the hub portion to rotate relative to the fan frame. A guiding component secured to the hub portion, the guiding component including a cover portion having at least one hole, the hole being in fluid communication with the opening, and the driving component being disposed on a side of the cover portion away from the opening, and at least one guiding portion connected to the cover portion and disposed at the hole.

Abstract: A coupling assembly for a blind mate fluid coupling includes a housing unit with a through channel extending axially and a first recessed portion at a first end. A slide plate is disposed in the first recessed portion and movable in a first radial direction perpendicular to the axial direction, the slide plate having an opening. A slide base has a flat portion and a sleeve portion extending through the opening of the slide plate. The slide base is movable in a second radial direction perpendicular to both the axial direction and the first radial direction. The sleeve portion includes a tapered channel with a gradually narrowing diameter towards the flat portion. An inlet valve is at least partially disposed in the tapered channel and is movable in the axial direction and angularly pivotable within the tapered channel. This two-stage floating mechanism could accommodate radial, axial, and angular misalignment during blind mate coupling operations.

Abstract: A light emitting fan device including a main fan frame, fan assembly, first light guide ring, second light guide ring, light emitting assembly, and securing fan frame ring is provided. The main fan frame includes an inner annular side plate encompassing the fan assembly, and an outer annular side plate. The inner and the outer annular side plates define a mounting space therebetween. The light emitting assembly is disposed on the second light guide ring. The first light guide ring, second light guide ring, and securing fan frame ring are arranged at least partly in the mounting space. A second exterior light circumferential edge, second exterior side light surface, and elongated extended side light surface of the second light guide ring, and a first exterior light circumferential edge and first exterior side light surface of the first light guide ring are illuminated by the plurality of light sources.

Abstract: A pulsating vapor chamber has an inner board, a first outer board, a second outer board, an asymmetric loop, and a working fluid. The inner board has a first surface and a second surface. The first and second outer boards are mounted on the first surface and the second surface of the inner board respectively. The asymmetric loop is located between the first and second outer boards and has multiple channels communicating with each other in sequence. A part of the channels are formed between the first outer board and the inner board, and the remaining channels are formed between the second outer board and the inner board. With the asymmetric loop, even if the vapor chamber is disposed horizontally, pressure may be changed by different amount in the channels so that the working fluid is still able to oscillate or circulate.

Abstract: The disclosure is related to a heat dissipation structure. The heat dissipation structure is adapted to accommodate a fluid and thermally contact a heat source. The heat dissipation structure includes a heat conductive plate and a channel arrangement. The heat conductive plate is configured to thermally contact the heat source. The channel arrangement is located on the heat conductive plate, and the channel arrangement includes a wider channel portion and a narrower channel portion. The wider channel portion is wider than the narrower channel portion, and the wider channel portion is connected to the narrower channel portion so that the channel arrangement forms a loop. The channel arrangement is configured to accommodate the fluid and allow the fluid to absorb heat generated by the heat source through the heat conductive plate so as to at least partially change phase of the fluid.

Abstract: A liquid pump unit includes a chassis having a chassis box and a catch-pin with a retaining cut-out disposed in the chassis box, a pump assembly removably mounted in the chassis box, and a latch mechanism. The latch mechanism includes a latch having a main body portion pivotally mounted at a first location of the pump assembly, with a hook and an abutment protrusion projecting from opposite sides of the main body portion. A lever includes a pivot portion pivotally mounted at a second location on the pump assembly and an extension portion connected to the pivot portion. A bar has opposite first and second pivot ends pivotally connected to the main body portion and the extension portion, respectively. Rotation of the lever relative to the pump assembly and abutment of the abutment protrusion against the catch-pin cooperatively drive the hook to engage with the retaining cut-out.

Abstract: A composite fan blade includes a metal member and a plastic member. The metal member has a binding portion and a plurality of blade portions circumferentially arranged around the binding portion. The plastic member is at least partially secured to the binding portion to form a hub structure. The binding portion includes a substrate and a plurality of connecting plates circumferentially arranged around the substrate. Each connecting plate has an inner surface and an opposite outer surface, with the blade portions protruding from the outer surfaces of the corresponding connecting plates. A notch is formed between any two adjacent connecting plates.