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A Low Flux Leakage High Reliability High Power Density Axial Magnetic Disk Generator

A technology with high power density and axial magnetic field, applied in the direction of magnetic circuit shape/style/structure, magnetic circuit rotating parts, etc., can solve the problems of magnetic steel falling off quality accidents, glue failure, failure to meet application requirements, etc., to achieve Improve motor efficiency, prevent magnetic flux leakage, and simplify the structure

Active Publication Date: 2017-05-24
FUJIAN FUAN MINDONG YANAN ELECTRICAL MACHINE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, there are many kinds of axial magnetic field disc motors, but because the fan-shaped magnetic steel surface of the rotor is attached to the yoke disc, and it is pasted with high-strength glue, the glue will often fail due to the heat generated by the rotor during long-term operation, or when the generator or motor is overloaded. The steel fell off and caused a major quality accident, which could not meet the requirements of actual product application

Method used

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  • A Low Flux Leakage High Reliability High Power Density Axial Magnetic Disk Generator
  • A Low Flux Leakage High Reliability High Power Density Axial Magnetic Disk Generator
  • A Low Flux Leakage High Reliability High Power Density Axial Magnetic Disk Generator

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[0014] Such as figure 1 , figure 2 , image 3 , Figure 4 As shown, a low flux leakage, high reliability, high power density axial magnetic field disc generator includes an aluminum alloy casing 1, a yoke-type front end cover 2, a yoke-type rear end cover 3, a main shaft 4, and a yoke Type front end cover 2 and yoke type rear end cover 3 are respectively arranged at the left and right ends of the aluminum alloy casing 1; 2 and the yoke-type rear end cover 3; the main shaft 4 is rotatable relative to the aluminum alloy casing 1; the left end of the main shaft 4 is connected with a coupling 8; the coupling 8 is connected with an elastic disc 9; the main shaft 4 The right end is connected with a resolver rotor 11 through a locknut 10; the inside of the yoke-type front end cover 2 and the yoke-type rear end cover 3 are respectively connected with a cylindrical stator 13 through iron core fastening bolts 12; the cylindrical stator 13 A space 14 is formed between them; the midd...

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Abstract

The invention discloses a low-magnetic leakage high-reliability high-power density axial magnetic field disk generator which comprises an aluminum alloy housing, a magnetic yoke-type front end cover, a magnetic yoke-type back end cover and a spindle, wherein the magnetic yoke-type front end cover and the magnetic yoke-type back end cover are arranged at the left and right ends of the aluminum alloy housing respectively; the spindle is connected to the magnetic yoke-type front end cover and the magnetic yoke-type back end cover; a rotary transformer rotor is connected onto the right end of the spindle; cylindrical stators are connected to both the inner sides of the magnetic yoke-type front end cover and the magnetic yoke-type back end cover; a disk rotor component is arranged in the middle of the spindle; a rotary transformer stator is connected to the outer side of the magnetic yoke-type back end cover, and comprises a rotor yoke; a plurality of pieces of fan-shaped magnetic steel are arranged on the front and back surfaces of the rotor yoke; an air slot is defined between two adjacent pieces of fan-shaped magnetic steel. The low-magnetic leakage high-reliability high-power density axial magnetic field disk generator has the advantages that the structure is simple; as protective magnetic disks and the air slots are additionally arranged on and formed in the surface of the fan-shaped magnetic steel, the magnetic conductivity can be effectively enhanced, magnetic leakage can be prevented, the magnetic steel is fixed more reliably, and the motor efficiency and the reliability are improved.

Description

technical field [0001] The invention relates to the field of energy equipment, in particular to an axial magnetic field disc generator with low magnetic flux leakage, high reliability and high power density. Background technique [0002] At present, there are many kinds of axial magnetic field disc motors, but because the fan-shaped magnetic steel surface of the rotor is attached to the yoke disc, and it is pasted with high-strength glue, the glue will often fail due to the heat generated by the rotor during long-term operation, or when the generator or motor is overloaded. The shedding of steel caused major quality accidents, and the requirements for actual product applications could not be met. Contents of the invention [0003] The object of the present invention is to overcome the disadvantages of the above-mentioned prior art and provide a simple in structure, practical, low flux leakage, high reliability and high power density axial magnetic field disc generator. ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02K1/27H02K1/28
Inventor 梁泊山
Owner FUJIAN FUAN MINDONG YANAN ELECTRICAL MACHINE