43results about How to "High rated speed" patented technology

An input device including: a storage unit 6 which stores partial touch area definition data that defines a partial area of a touch input area 2a of a touch-type input device 2 corresponding to an input button displayed on an input screen of a display device 3 as a location on the touch input area 2a; and a storage unit 5 which stores correspondence data in which pattern candidates targeted for pattern recognition selected according to the display contents of the input button are registered by associating with a partial area corresponding to the input button, wherein reference is made to the partial touch area definition data of the storage unit 6 to specify a partial area containing the input starting location of a locus that is input by touching the touch input area 2a of the touch-type input device 2, reference is made to the correspondence data of the storage unit 5 to acquire pattern candidates associated with the specified partial area, and a pattern corresponding to the locus is recognized by using the acquired pattern candidates.

The invention discloses a radial plunger pump. The radial plunger pump comprises a pump assembly and a cam shaft of which the axis is perpendicular to the radial direction of the pump assembly. A low-pressure chamber and a high-pressure chamber which are used for liquid to go in and out and a plunger chamber formed by a plunger cylinder body are formed in the pump assembly, and the low-pressure chamber and the high-pressure chamber are communicated with the plunger chamber; the pump assembly further comprises a first high-speed switching valve used for controlling the conducting state of the low-pressure chamber and a second high-speed switching valve used for controlling the conducting state of the high-pressure chamber. The radial plunger pump further comprises an electronic control unit used for controlling the first high-speed switching valve and the second high-speed switching valve to open and close. According to the radial plunger pump, the liquid can be quickly controlled to go in and out of the radial plunger pump, the higher rated speed is achieved, reversing of liquid in-out can be achieved, drainage volume adjusting can be performed, the control rate is high, the response time is short, and a motor mode can be converted.

The invention discloses an electric vehicle and a power driving device thereof, comprising a driving motor, a speed reducer and a braking mechanism integrated in a hub of the electric vehicle; Drivingmotor is disc motor with axial magnetic field; The reducer is used for transmitting the power on the motor shaft of the drive motor to the rim of the hub; The brake mechanism includes a hub flange fixedly connected to a wheel rim, a brake pad fixed to the hub flange, and a brake caliper for mating with the brake pad, the brake caliper being used for connecting with a brake actuating unit of an electric vehicle. The above pow drive device, By integrating the driving motor, the speed reducer and the braking mechanism into the hub of the electric vehicle, the torque output from the driving motorcan be directly transmitted to the hub only through the speed reducer, thereby avoiding the complicated transmission system, reducing the loss and waste of power in the transmission system and greatly improving the overall transmission efficiency.

The invention relates to a hybrid power driving device comprising an engine, an engine output shaft, a first clutch, a planetary gear member, an electric motor, a hollow electric motor shaft and a transmission shaft. The hybrid power driving device is characterized in that the engine, the engine output shaft, the first clutch, the planetary gear member, the electric motor and the transmission shaft are sequentially connected on the same axis, the engine output shaft is mechanically connected with a gear ring of the planetary gear member through the first clutch, the hollow electric motor shaft of the electric motor is connected to a solar gear of the planetary gear member, and the transmission shaft passes through the hollow electric motor shaft and is connected with a planetary carrier to transmit the output torques of the engine and the electric motor; and the planetary carrier is mechanically connected with the hollow electric motor shaft through a second clutch.

A heat dissipation fan includes a fan module and a flow guide device. The fan module further includes a motor stator set and a fan rotor. The motor stator set provides an axial core and an annular join part. The fan rotor is rotationally joined to the axial core. The flow guide device provides a plurality of flow guide blades. An annular section is provided on the flow guide blades and the flow guide blades is integrally made with the annular join part or the flow guide blades is integrally made with a frame and the frame being attached to the motor stator set. The annular section can reduce an eddy flow area, which is formed due to an electronic component impeding the air flow and creating counter air flow under the flow guide blades, so as to increase flow speed and flow rate of the air flow blown by the fan rotor and approaching an electronic component.

The invention provides a deep groove ball bearing with wave-shaped retainers with oil holes and a machining method, and relates to the field of bearing retainers. The invention aims to solve the problem that there is a lack of methods to improve deep groove ball bearing lubricating condition by changing the structure of the deep groove ball bearing in the prior art. Each wave-shaped retainer is ofa circular ring structure and is composed of two wave-shaped half-retainer, a plurality of pocket holes are formed in the circumferential direction in each wave-shaped half-retainer, the two wave-shaped half-retainers are buckled, the steel balls are arranged in the pocket holes of the two wave-shaped half-retainers, and a through oil hole is formed in the bottom of each pocket hole of each wave-shaped half-retainer and is used for reducing the sliding friction and impact of the steel ball and the pocket hole.

The invention provides a yarn tension adjustable type intelligent yarn conveying device, which comprises a casing, a yarn conveying wheel, a driving motor, a tension sensor, a tension comparing unit and a tension control unit. The driving motor is installed on the casing, the yarn conveying wheel is installed on an output shaft of the driving motor, a tension measuring part of the tension sensor is located on a yarn delivering path, the tension comparing unit and the tension control unit are installed in the casing, the input end of the tension comparing unit is connected with the tension sensor, and the output end of the tension comparing unit is connected with the input end of the tension control unit. The yarn tension adjustable type intelligent yarn conveying device is characterized in that the driving motor is a brushless direct current motor. The yarn tension adjustable type intelligent yarn conveying device can meet the requirement of high-speed running of the yarn conveying wheel, ensure yarn conveying when a tension value is a certain appropriate value and avoid the phenomenon that yarns are snapped and cannot be conveyed in the yarn conveying process.

The invention provides an ocean platform, and belongs to the technical field of ocean platforms. The ocean platform comprises a platform body, a generator, a coupling, a speed-increasing gearbox, an inertia wheel, a driven shaft, a one-way overrunning clutch, a drive shaft, a motor base, a bearing frame, a second supporting frame, a first supporting frame, an iron chain, a third support, a beam, a large-scale floating body, a connection rod, a first spring, a small floating body, a sleeve sliding block, a second spring, an arc-shaped sliding rail, a second support, a limiting block and a support. One end of the iron chain is arranged on the side face of the platform body. The other end of the iron chain is connected with the large-scale floating body. The first support is arranged at the front end of the large-scale floating body. The third support is arranged on the right side face of the large-scale floating body. The beam is arranged between the first support and the third support. The ocean platform has the advantage that the ocean wave power can be used to generate electricity.

The invention relates to a floating type wind-wave hybrid power generation platform. The floating type wind-wave hybrid power generation platform comprises fastening rings, pressure sensors, a controller, fastening lugs, a floating platform, sails, an anchor chain, an anchor, fly wheels, third gears, second chains, a first chain, first gears, second gears, gear racks, a first power generator, a first step-up gear box, a first inertial wheel, a first one-way bearing, a fifth gear, a third chain, a fourth gear, a sixth gear, a fourth chain, a second power generator, a second step-up gear box, asecond inertia wheel, a second one-way bearing and a seventh gear, wherein the multiple sails are mounted on the floating platform, the anchor chain is mounted below the floating platform, the anchoris mounted at the lower end of the anchor chain, and the controller is mounted on the floating platform. The floating type wind-wave hybrid power generation platform can utilize wind energy and wave energy.

The invention discloses a permanent magnet motor and a compressor. The permanent magnet motor comprises a stator and a rotor. The stator comprises a stator core, a plurality of coil groups, and two motor lead groups. Each coil group comprises a plurality of coils which are coiled on stator bulging teeth. Each coil group comprises an incoming line terminal and a leading-out terminal formed by joints in the same number. Each motor lead group has a plurality of joints used to connect with the coil groups, and a motor lead of a motor control circuit. An inverter with a control algorithm provides power input for the permanent magnet motor. An effective value Um of maximum voltage between terminals, provided to the permanent magnet motor by the inverter, and no-load back EMF ke value between motor line terminals satisfy 4<=Um/ke<=56, wherein unit of Um is volt, unit of ke is volt/thousand round per minute. The permanent magnet motor can also satisfy torque output capacity of a motor in high-frequency.

The invention discloses a servo-type reverse-pulling pre-stress detector, and the detector comprises an oil tank, a displacement sensor, a centre hole jack, a control box, a combined valve body, a motor, and an intelligent terminal. The motor serves as a servo motor and a servo driver. The intelligent terminal and an industrial level wireless router integrated with a control circuit in the control box form a wireless local network. A pressure transmitter and the displacement sensor respectively transmit a pressure signal and a displacement signal to the control box, and an Ethernet communication module in the control box transmits the signals to the router. The signals are transmitted to the intelligent terminal through the router, and an instruction signal for hydraulic control is transmitted to the router in a wireless manner after processing. The instruction signal is transmitted to the Ethernet communication module in the control box through the router, and then is transmitted to the servo driver after processing, so as to control the servo motor to operate and to carry out hydraulic lifting and descending for pre-stress detection. The detector employs a servo motor, so the system can guarantee the detection precision, is good in adaptability, improves the detection efficiency, and prolongs the service life. Wireless communication is employed between the intelligent terminal and the control box, so the detector is good in operation flexibility.

The invention discloses a manufacturing method of a carbon fiber composite material centrifuge rotor. The manufacturing method comprises the following steps that carbon fiber unidirectional prepreg cloth with carbon fiber arranged in one direction in an unidirectional mode is used as a raw material, and the carbon fiber unidirectional prepreg cloth is impregnated with resin; a plurality of piecesof carbon fiber unidirectional prepreg cloth are laid and stacked into a laminated layer layer by layer, and the fiber arrangement direction of each layer of prepreg cloth in the laminated layer is enabled to be distributed in the direction of 360 degrees; the laminated layer is moved to the position between two heating panels of a hot press, and is heated and pressurized to be formed and cured, then a carbon fiber laminated board with a two-dimensional structure is obtained, and is cut to machine a cylindrical core body blank, carbon fiber bundles are used for being wound around the peripheryof a rotor core body, then the rotor core body is heated and cured in a drying oven to obtain a core body reinforcing body, and then the outer contour of the core body reinforcing body is machined, so that a carbon fiber rotor body with a designed outer shape and a three-dimensional structure is formed. The centrifuge rotor manufactured by the method has the advantages of being more reasonable indesign, higher in rotating speed and strength and the like.

The invention provides a wave energy and ocean current energy utilization device and belongs to the technical field of wave electric generation. The wave energy and ocean current energy utilization device comprises floating boards, flange bearings, a rotor drum, impellers, first electric generators, pulling ropes, supporting brackets, driving shafts, driven shafts, gear speed-increase gearboxes, second electric generators, frames, hydraulic electric generators, inertia wheels, energy storage devices, one-way overrunning clutches, second fisheye bearings, first hydraulic cylinders, springs, first fisheye bearings, floating barrels, floating blocks, second hydraulic cylinders, third electric generators and blades. The two flange bearings are installed together, the left side and the right side of the flange bearings are each provided with a floating plate, the flange bearings are provided with the rotor drum, the rotor drum is provided with the blades, the one or more floating barrels are installed next to one another in sequence through universal joints, and the side faces of the rotor drum are installed on output shafts of the third electric generators. The wave energy and ocean current energy utilization device has the advantages that distributed ocean energy can be collected by utilizing a large area of wave energy.

The invention discloses a 100kW electric vehicle drive system, which includes a vehicle controller (14), an electronic controller (1), a motor (2), a final reducer (3) and a power battery pack (4), and the electronic control The converter (1) includes an external control signal interface circuit (5), a power converter (6), a control circuit (7) and a drive circuit (8), and the output side of the rotor shaft of the motor (2) is connected to the main reducer (3) , the other side of the rotor shaft of the motor (2) is connected with the speed encoder (9), and the final reducer (3) is directly installed with the drive shaft (13) of the car. The beneficial effects of the present invention are: the motor of the drive system has high efficiency, small vibration, reliable use, and convenient maintenance; volume.

The invention relates to an electric vehicle power system and a mine car. The electric vehicle comprises a first motor, a second motor and a speed reducer. The speed reducer is provided with a first input shaft connected with the first motor and a second input shaft connected with the second motor. The electric vehicle is also provided with a power output shaft for outputting power; a gear train between the second input shaft and the power output shaft is a reduction gear train; a gear shifting mechanism used for controlling power output of the second input shaft is arranged in the speed reducer, and the gear shifting mechanism is provided with a neutral gear for disconnecting power transmission between the second input shaft and the power output shaft and a working gear for locking and keeping power transmission between the second input shaft and the power output shaft. Besides, the mine car comprises a car body and the electric vehicle power system applied to the car body. Accordingto the electric vehicle power system and the mine car, a problem that uphill gear shifting is difficult when a vehicle is fully loaded because an automatic gearbox of an existing electric vehicle power system is provided with two gears is solved.

The invention discloses a dry friction star braking type automatic two-speed planetary speed change box. A high-speed-gear planet row and a low-speed-gear planet row of the dry friction star braking type automatic two-speed planetary speed change box are coaxially arranged in a box body. An input shaft penetrates a front end cover of the box body and is connected with the high-speed-gear planet row and the low-speed-gear planet row. An output shaft penetrates a rear end cover of the box body and is connected with the high-speed-gear planet row and the low-speed-gear planet row. Multiple high-speed-gear star brakes are evenly distributed and installed on the outer side of the front end cover of the box body with the input shaft as the center in the circumferential direction, and the high-speed-gear star brakes are connected with the high-speed-gear planet row. Multiple low-speed-gear star brakes are evenly distributed and installed on the outer side of the rear end cover of the box body with the output shaft as the center in the circumferential direction, and the low-speed-gear star brakes are connected with the low-speed-gear planet row. The dry friction star braking type automatic two-speed planetary speed change box is smaller in axial size and rotational inertia, long in service life, capable of achieving environmental adaptability, lower in cost and energy consumption, higher in transmission efficiency and reliability, and more excellent in performance.

The invention discloses a high-performance rotation motor with high starting torque and low starting current. A rotor bar of the motor is formed by compounding two materials with different resistivity, the resistivity of a material close to the outer edge part of a rotor is high, the resistivity of a material close to the bottom of a slot of the rotor is low, and the two materials form a whole through a metallurgical structure. During starting of the motor, most of current of the rotor flows through from the high-resistivity material close to the outer edge of the rotor due to a skin effect, and the resistance is increased, so that the current is reduced, the starting torque is increased, and high starting torque and low starting current are realized; with increase of the rotating speed of the motor, the skin effect fades away, and the current is allocated to flow through each layer of materials of a rotor winding according to resistance; the resistivity of the material close to the bottom of the slot of the rotor is low, the area is large, and most of current flows through from the material of the part, so that the mechanical characteristic of the motor is close to that of an ordinary super-effective motor, the extra hard mechanical characteristic is realized, and the motor driving efficiency is greatly improved.

A floating type wind current hybrid power generation platform comprises rotating wheels, third gears, second chains, a first chain, first gears, second gears, gear frames, infrared emitting modules, buckle rings, infrared receiving modules, a controller, buckle loops, a floating body platform, sails, an anchor chain, anchors, a first power generator, a first speed increasing gearbox, a first inertia wheel, a first one-way bearing, a rotating rod, a second power generator, a second speed increasing gearbox, a second inertia wheel, a second one-way bearing, a fifth gear, a third chain and a fourth gear; and the plurality of sails are installed on the floating body platform. The floating type wind current hybrid power generation platform has the beneficial effect that wind energy and wave energy can be utilized.

The invention relates to a transmission device (2), at least comprising a housing (7) and a planetary gearing (8), wherein the planetary gearing (8) is formed at least of a planet carrier (10) mountedin the housing (7) for rotation about a central axis (3) of the transmission device (2) and a sun gear (6), which can be rotated about the axially oriented central axis (3) and which is in tooth engagement with planet gears (9), and wherein the sun gear (6) is axially supported against a component (34) of the transmission device (2) in the direction of the central axis (3) by means of an axial bearing (11).