83results about "Supports/enclosures/casings" patented technology

Electric motor components are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a base resin host. The percentage by weight of the conductive powder(s), conductive fiber(s), or a combination thereof is between about 20% and 50% of the weight of the conductive loaded resin-based material. The micron conductive powders are metals or conductive non-metals or metal plated non-metals. The micron conductive fibers may be metal fiber or metal plated fiber. Further, the metal plated fiber may be formed by plating metal onto a metal fiber or by plating metal onto a non-metal fiber. Any platable fiber may be used as the core for a non-metal fiber. Superconductor metals may also be used as micron conductive fibers and/or as metal plating onto fibers in the present invention.

A motor. The motor includes a stator, a rotor, a top magnetic structure, and a bottom magnetic structure. The stator is disposed in a frame. The rotor is also disposed in the frame, corresponding to the stator. The rotor comprises a shaft, extended axially from the rotor. The shaft does not contact the stator or the frame. The bottom magnetic structure is at the bottom of the frame. The top magnetic structure is on the top of the frame. The top and bottom magnetic structures are opposite to each other in an axial direction. Magnetic attraction generated between the first magnetic structure and the second magnetic structure attracts and positions the shaft therebetween such that the first magnetic structure, the second magnetic structure, and the shaft are coaxially aligned.

A brushless motor includes an external stator where a magnetic circuit is electrically formed by winding electric wires around an iron core; a bus bar bundling the electric wires and forming an external input terminal; and an internal rotor formed by integrating a permanent magnet and rotatably supported through a bearing with respect to the external stator, wherein an insulation plate is held on one end of the external stator and attached thereto a magnetic pole sensor detecting a magnetic pole of the permanent magnet.

A motor includes a base, a stator, a bearing, a positioning member and a rotor. The base includes a shaft tube. The stator is mounted around the shaft tube. The bearing is received in the shaft tube. The positioning member is fixed to an end of the shaft tube and has a pressing portion to prevent movement of the bearing in the shaft tube. A plurality of retaining plates is formed on the positioning member. Each retaining plate has a retaining end. The rotor includes a shaft having an annular groove formed in an outer periphery thereof. The retaining ends of the retaining plates are in the annular groove to avoid departure of the rotor from the base. Consequently, by a single-component design of the positioning member, departures of the rotor and the bearing are both avoided.

The invention discloses a motor stator heat radiation structure. A motor comprises a housing, a stator core disposed in the housing and a motor winding wound on the stator core. The housing is internally provided with multiple heat conduction pipes each with two enclosed ends, the housing is provided with multiple vertical cooling channels, an upper horizontal radiating pipe and a lower horizontal radiating pipe of each heat conduction pipe are embedded into the stator winding, and vertical cooling pipes of the heat conduction pipes are disposed in the cooling channels. According to the invention, the heat conduction pipes are additionally arranged for heat dissipation, the original heat dissipation effect of the motor for the stator core is maintained, at the same time, heat generated by the stator winding is directly brought into the water channel of the housing by the heat conduction pipes through the end portion of the stator winding, and finally cooling media in the cooling channels bring the heat of the motor out. Under the condition that an original motor structure is not substantially changed, the heat dissipation performance of the whole motor is improved, the structure is simple, the cost is quite low, and the stability and the safety of the motor are greatly improved.

An enhanced counter-rotating electric motor and an associate propulsion system for use with a water-vehicle includes a motor housing, a stator within the housing that rotates about a central axis in one direction, an armature within the stator that rotates about the central axis in an opposite direction from the stator, a first axel that is secured to the stator and extends out from the housing, a second axel that is secured to the armature and extends out from the housing, water-tight rotational seals about each of the two axels, a centrifugal-force-balancing electrical connection mechanism that supplies functioning electrical communication between the motor and external electrical circuitry while operating the motor, and a propeller secured to each said axel.

A speed reduction device (3) for a power seat (2) includes a worm gear (72), a helical gear (82), a casing including a casing body (74, 135) and a casing cover (76), and a motor fixation device (87). The motor fixation device (87) includes a first fitting portion (64, 141, 137, 138) provided at a housing (68, 136), a first engagement portion (64a, 136b) formed at the first fitting portion (64, 141), a second fitting portion (74a, 135a, 110) formed at the casing body (74, 135) and to which the first fitting portion (64, 138) is fitted, a second engagement portion (74b, 135b) formed at the second fitting portion (74a, 110) and arranged to overlap the first engagement portion (64a, 136b) in a direction perpendicular to the output shaft (62a) of the motor (62) in a case where the first fitting portion (64, 138) is fitted to the second fitting portion (74a, 135a), and an engagement projection (76a) formed at the casing cover (76) and engaging with the first engagement portion (64a, 136b) and the second engagement portion (74b, 135b) in a case where the casing cover (76) is tightened to the casing body (74, 135).

The invention is applicable to the field of brushless motors, and discloses a brushless plastic motor. The brushless plastic motor comprises an injection moulding bottom housing, a rotating shaft, an injection moulding head cover, a stator, a magnet and a tube, wherein the bottom housing comprises a bottom plate part and a convex extending part; an axial through hole is formed in the convex extending part; bearings are arranged in ports of the two ends of the axial through hole in an embedding manner; the rotating shaft is arranged on the bearings in a penetrating manner; the head cover is arranged on the rotating shaft in a sleeving manner; the stator is arranged on the convex extending part of the bottom housing in a sleeving manner; the magnet is arranged on the stator in a sleeving manner; the tube is arranged on the magnet in a sleeving manner; and the head cover is butted with the bottom housing. According to the brushless plastic motor, the bottom housing provided with the convex extending part and the head cover provided with an inner cavity are adopted, the rotating shaft penetrates through the convex extending part of the bottom housing and then is butted with the head cover, the stator, the magnet and the tube are contained in the inner cavity of the head cover, and the bottom housing and the head cover adopt injection moulding and serve as protective housings and mounting carriers of components, so that the structure of the brushless motor is simplified greatly, the processing procedure and the processing time of the brushless motor are reduced greatly, and the production efficiency is improved greatly.

An oilless bearing and a vibration motor having the oilless bearing are disclosed. The vibration motor that includes a housing having an internal space, an oilless bearing which is inserted and secured in the housing, and a shaft of which one end is at least partially inserted into the oilless bearing, where the oilless bearing has a contact part which is in contact with the perimeter of the shaft and a non-contact part which is formed adjoining the contact part and which has a diameter greater than the diameter of the shaft, and where the non-contact part is positioned further outward compared to the contact part, can improve the properties of the vibration motor and reduce mechanical noise, while increasing durability.

The invention discloses a submersible linear motor, comprising a stator and a rotor which carries out linear motion in the stator; the stator comprises a stator internal pipe, a stator external pipe which is sheathed outside the stator internal pipe and a plurality of silicon steel rings and coils which are arranged between the stator external pipe and the stator internal pipe in axial array; the submersible linear motor also comprises at least a joint which is arranged at the ends of the stator external pipe and the stator internal pipe; the connection between the joint and the stator external pipe and connection between the joint and the stator internal pipe are respectively provided with a sealing ring; the joint is closely matched with the stator external pipe and the stator internal pipe so as to form a sealing chamber; the submersible linear motor works under oil wells and is connected with an oil pump. In the submersible linear motor, the joint is closely matched with the stator internal pipe and the stator external pipe by the sealing ring and forms a sealed chamber together with the stator internal pipe and the stator external pipe, thus ensuring the sealing performance of elements which are arranged between the stator internal pipe and the stator external pipe and blocking the entrance of the external oil, water and the like.

The invention discloses a cooling end cover of a permanent magnet motor. The end cover contains at least one semiconductor refrigeration plate with the same size as the end cover. The end cover comprises an inner side cooling fin, an inner side semiconductor refrigeration plate, a middle supporting flat plate, an outer side semiconductor refrigeration plate and an outer side cooling fin which are arranged in sequence from the inner side to the outer side of the motor. According to the end cover, transfer of heat in the motor to outside of the motor can be accelerated to achieve the purpose of cooling a motor rotor.

The invention discloses a motor device which comprises a plurality of motors, wherein output shafts of two adjacent motors are connected together. The invention also discloses a motor device which comprises a motor, wherein the motor comprises a plurality of stators and a plurality of rotors which is in one-to-one correspondence to the plurality of stators. The invention realizes the motor device which has the advantages of more effective energy saving, more safety and reliability and lower manufacture cost.

The invention relates to an oil pollution prevention motor, and particularly belongs to the technical field of robot manufacture. The motor comprises a harmonic reducer, a motor body and a shell. Themotor is characterized in that the motor body is mounted on an output shaft arranged on the harmonic reducer, the motor body is provided with a stator core mounted on the output shaft and a rotor coremounted on the shell, the rotor core is provided with a coil sheath, and the coil sheath is higher than a coil and filled with cure adhesive. The oil pollution prevention motor has the advantages that a coil sheath is arranged on the stator core, so that the problem of oil pollution caused by lubricating oil leakage brought by the harmonic reducer can be effectively overcome, so that disruption of oil pollution to the coil is effectively removed, the service life of the motor is prolonged, and the quality stability of a mechanical arm is improved.

The invention relates to a small electric motor and a method for manufacturing the same. The small electric motor is preferably provided with a claw pole motor. The small electric motor includes a housing, a stator having at least two stator windings, a rotor having a rotational axis, and a flexible conductor foil for the electrical connection of the stator windings. The conductor foil includes winding connection contacts, external connection contacts and conductor paths between the winding connection contacts and the external connection contacts. Taps of the stator windings are electrically contacted with the winding connection contacts of the conductor foil. The conductor foil can be configured as an elongated strip having at least two connection portions which are arranged in spaced-apart relationship with each other and include winding connection contacts.

The invention discloses a structure for a motor of an electric vehicle. The structure comprises a shaft, a driving plate, a shell, a stator core coil winding, a bracket plate and a rotor, wherein the driving plate is fixedly sleeved on the shaft end of peripheral; one end of the shell is dynamic hermetically and rotatably sleeved on the periphery on one end of the shaft; the rotor is fixedly sleeved on the shaft; the stator core coil winding is located inside the inner circumference of the rotor; the stator core coil winding is fixedly arranged on the bracket plate; the inner side of the bracket plate along the circumference direction is dynamic hermetically and rotatably sleeved on the shaft; one end of the bracket plate on the outer side along the circumference direction is hermetically and fixedly connected with the other end of the shell; a circular sealing space is formed by the shaft, the bracket plate and the shell; and the rotor and the stator core coil winding are both located in the circular sealing space. The structure for the motor of the electric vehicle is high in continuous stability, the bracket plate is in direct contact with atmosphere, the heat generated by the stator core coil winding is directly emitted to the atmosphere and the radiating speed is high, so that the temperature of the stator core coil winding can be quickly reduced, the power loss of the motor is reduced and the efficiency of the motor is increased.

The invention relates to the technical field of electric spindles, in particular to a liquid metal temperature control system for an electric spindle. The liquid metal temperature control system for the electric spindle provided by the invention comprises a control system, an electric spindle housing and an electric spindle unit, wherein a closed coolant return pipe filled with liquid metal is arranged between the electric spindle housing and the electric spindle unit; the coolant return pipe is provided with an electromagnetic pump for pumping the liquid metal; and the electromagnetic pump isconnected with the control system. The liquid metal is adopted as a medium of a coolant, so that the thermal conductivity is good; the liquid metal which is not oxidized and of which the melting point temperature is close to the optimal working temperature of the electric spindle unit can be selected, the flow of the electromagnetic pump can be adjusted through the control system and the temperature of the coolant return pipe is effectively adjusted through changing the flow, so that the heat dissipation effect is further improved. In addition, the liquid metal temperature control system is compact in structure and reasonable in design; and a cooling and temperature control device does not need to be additionally arranged outside the electric spindle housing, so that the production cost is effectively reduced.

The invention relates to an aerogenerator machine base. An aerogenerator comprising a stator core and a rotor is arranged in the aerogenerator machine base. The aerogenerator machine base is characterized by comprising an inner interlayer and an outer interlayer, a plurality of septa which bring the heat from an inner layer to an outer layer are arranged in both the inner interlayer and the outer interlayer to form a water jacket structure, circulating water is introduced into the inner interlayer, and wind is draught into the outer interlayer. The aerogenerator machine base integrates the functions of a water cooler and the machine base, saves a bulky cooler, and reduces the cost; simultaneously, the cooling effect is better than that of the prior equipment; besides, the center height of the aerogenerator is reduced, the excircle of the stator core is reduced, and the using level of silicon steel sheets is saved.

The invention discloses a liquid-cooled motor which comprises a casing, a front cover and a rear cover, wherein the casing is hollow cylinder; a motor component is arranged in the casing; one end of the casing is covered with the front cover, and the other end of the casing is covered with the rear cover; the casing comprises an outer shell, an inner shell and multiple radiating fins; the outer shell is cylindrical, and a water inlet, a water outlet and a connecting part connected to the inner shell are arranged on the outer shell; the inner shell is arranged in the outer shell through the connecting part; multiple connecting strips are further circumferentially arranged at intervals between the inner and outer shell, are shaped into straight strips, and extend in the axial direction of the inner shell; threaded holes are formed in the bottoms of the two ends of the connecting strips; a nick is formed in the top of one end of each connecting strip; multiple radiating fins are arranged between every two adjacent connecting strips. The liquid-cooled motor is simple in structure and convenient to operate, has a large cooling area, and can be rapidly cooled; due to the formation of the roundabout nicks, radiation effects of the radiating fins are utilized as much as possible, and the radiation efficiency is improved.

The invention belongs to the technical field of motor manufacturing. In order to overcome the problems that a current base of IP 23 protection level is higher in production cost, clunky in motor structure and overlarge in size, the invention provides a base of a Y-series three-phase asynchronous motor, which is compact in structure and ideal in cooling effect. The base comprises a base body composed of an upper top plate and two side plates, and is characterized in that the top plate is sealed, a junction box is arranged in the middle of one of the side plates; air inlets are respectively formed on the two sides of the junction box, and air outlets are formed below the junction box; and the air inlets and the air outlets, in the same amount, are also formed on the other side plate of the two sides plate of the base and at the positions corresponding to those on former side plate; and air-in louvers and an air-out louver are respectively installed in the air inlets and the air outlets on the two side plates. According to the base provided by the invention, a top cover in an original structure is avoided, which reduces the size and weight of the motor, the appearance is more compact and attractive, and the production cost is effectively reduced.

The invention discloses an automobile electronic oil pump driving system and relates to the field of automobile driving. The automobile electronic oil pump driving system comprises an oil pump, a brushless motor, a controller and a controller upper cover, the brushless motor comprises a motor core, a motor shell and a motor rear end cover, and the oil pump is installed at the output end of the brushless motor. The controller comprises a power supply, a power supply control module, an MCU module, a communication module, a pre-driving and driving module, an angle position sensor and a motor driving chip with a position estimation function; the controller switches an inductive mode in real time in a low-temperature cold start environment to acquire angle position data through the angle position sensor, and controls the rotating speed of the motor by adopting an inductive sine wave algorithm; a non-inductive mode is switched in real time in a position sensor failure environment, counter electromotive force of the brushless motor is collected through a motor driving chip with a position estimation function, and through cooperation with a position estimation algorithm of control software, the angle position of the motor is estimated, and control over the rotating speed of the motor is achieved.

The invention discloses a movable generator box comprising a box body. The bottom of the box body is fixedly connected with a movable box, an inner cavity of the movable box is provided with a motor,the output end of the motor is provided with turntable, the surface of the turntable is provided with a sliding block, the surface of the sliding block is sleeved with a movable plate, the surface ofthe movable plate is provided with a sliding rail adaptive with the sliding block, the bottom of the movable plate is fixedly connected with a moving plate, the two sides of the moving plate are provided with sliding rods, and the two sides of the inner cavity of the movable box are provided with sliding grooves adaptive with the sliding rods. Springs are evenly disposed on the two sides of the bottom of the moving plate, and push rods are disposed on the two sides of the bottom of the moving plate. According to the movable generator box, through the cooperation of the movable plate, the springs, the push rods, a pulley, a rotating shaft, the turntable, the motor, the sliding block, the moving plate, the sliding rail, the sliding grooves, the movable box and the sliding rods, the effect offacilitating movement of the generator box can be achieved, and thus the generator box is more convenient during movement.

A terminal block (10) of a rotating electric machine (1) is provided with: a terminal block main body (13); high-current electrical wire connecting sections (17) for connecting high-current electricalwires (4) of the rotating electric machine (1); a plurality of neutral wire connecting sections (18) for connecting neutral wires (5) of the rotating electric machine (1); and a bus bar (21) that connects the neutral wire connecting sections (18) to each other.

The invention discloses a dustproof motor, and relates to the technical field of motor dustproof structures, the dustproof motor comprises a motor shell and a rotating shaft fixing frame installed on the inner wall of the motor shell, a motor rotating shaft is rotatably installed on the motor shell and the rotating shaft fixing frame, a rotor is installed on the motor rotating shaft, and the motor rotating shaft is provided with a motor shaft. And a radiator is installed on the inner wall of the side, away from the rotating shaft fixing frame, of the motor shell, an extension section is arranged at one end of the motor rotating shaft, the extension section is sleeved with an automatic opening and closing sealing mechanism, and a filtering device is installed on the inner side wall of the motor shell. Through the arrangement of the fixed baffle, the movable baffle and the ventilation opening in the fixed baffle are automatically opened and closed according to the rotating state of the motor rotating shaft, normal heat dissipation can be achieved when the motor works and the ventilation opening is opened, and dust is prevented from entering when the motor stops working.

A base unit connectable to an external power source includes two or more cables electrically connected to the external power source and extending in a predetermined first direction, and a base plate including a cable installation portion in which the cables are installed. The two or more cables are disposed to be arrayed in a second direction perpendicular to the first direction, the cable installation portion is provided with at least one first wall portion that extends in the first direction, the first wall portion is disposed in at least part of a space between the cables that are adjacent to each other, and the cables and the first wall portion are fixed via molding resin.