CN111051836B - 转矩检测装置和磁传感器模块 - Google Patents

转矩检测装置和磁传感器模块 Download PDF

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Publication number
CN111051836B
CN111051836B CN201880055725.7A CN201880055725A CN111051836B CN 111051836 B CN111051836 B CN 111051836B CN 201880055725 A CN201880055725 A CN 201880055725A CN 111051836 B CN111051836 B CN 111051836B
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CN
China
Prior art keywords
magnetic
magnetic flux
flux guide
yoke
guide member
Prior art date
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Application number
CN201880055725.7A
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English (en)
Chinese (zh)
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CN111051836A (zh
Inventor
铃木俊朗
神野智
深谷繁利
田中健
小林研介
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Denso Corp
Original Assignee
Denso Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Denso Corp filed Critical Denso Corp
Priority claimed from PCT/JP2018/030667 external-priority patent/WO2019044562A1/ja
Publication of CN111051836A publication Critical patent/CN111051836A/zh
Application granted granted Critical
Publication of CN111051836B publication Critical patent/CN111051836B/zh
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices
    • G01R33/091—Constructional adaptation of the sensor to specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/0011—Arrangements or instruments for measuring magnetic variables comprising means, e.g. flux concentrators, flux guides, for guiding or concentrating the magnetic flux, e.g. to the magnetic sensor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
    • G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/0009—Force sensors associated with a bearing
    • G01L5/0023—Force sensors associated with a bearing by using magnetic sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/07—Hall effect devices

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Steering Mechanism (AREA)
CN201880055725.7A 2017-09-01 2018-08-20 转矩检测装置和磁传感器模块 Active CN111051836B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2017168730 2017-09-01
JP2017-168730 2017-09-01
JP2018-136685 2018-07-20
JP2018136685A JP6791912B2 (ja) 2017-09-01 2018-07-20 トルク検出装置、及び、磁気センサモジュール
PCT/JP2018/030667 WO2019044562A1 (ja) 2017-09-01 2018-08-20 トルク検出装置、及び、磁気センサモジュール

Publications (2)

Publication Number Publication Date
CN111051836A CN111051836A (zh) 2020-04-21
CN111051836B true CN111051836B (zh) 2021-09-14

Family

ID=65814165

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201880055725.7A Active CN111051836B (zh) 2017-09-01 2018-08-20 转矩检测装置和磁传感器模块

Country Status (3)

Country Link
JP (2) JP6791912B2 (enExample)
CN (1) CN111051836B (enExample)
DE (1) DE112018004892T5 (enExample)

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997014608A1 (en) * 1995-10-17 1997-04-24 Seiko Epson Corporation Sensor device, driving force supplementing device using the device and zero point adjusting device for a torque sensor for the driving force supplementing device
AU736985B2 (en) * 1997-09-29 2001-08-09 Hydrapower Pty Ltd Auger unit for torque transducer
FR2872896B1 (fr) * 2004-07-09 2008-01-11 Moving Magnet Tech Capteur de position, notamment destine a la mesure de la torsion d'une colonne de direction
JP2008232981A (ja) * 2007-03-23 2008-10-02 Jtekt Corp トルクセンサ及び電動パワーステアリング装置
JP2010122104A (ja) * 2008-11-20 2010-06-03 Nsk Ltd トルク検出器
JP2011013133A (ja) * 2009-07-03 2011-01-20 Kyb Co Ltd トルクセンサ
JP5243385B2 (ja) * 2009-10-20 2013-07-24 株式会社ホンダロック トルクセンサ
JP5480758B2 (ja) * 2010-09-13 2014-04-23 日立金属株式会社 トルクインデックスセンサ
JP5092010B2 (ja) * 2010-12-07 2012-12-05 バブコック日立株式会社 弾丸位置計測装置
JP2012237728A (ja) * 2011-05-13 2012-12-06 Denso Corp トルクセンサ
DE102012104076A1 (de) * 2011-05-13 2012-11-15 Denso Corp. Drehmomentsensor
JP2012237727A (ja) 2011-05-13 2012-12-06 Denso Corp トルクセンサ
JP5529804B2 (ja) * 2011-06-01 2014-06-25 株式会社日本自動車部品総合研究所 トルクセンサ
JP5479436B2 (ja) * 2011-11-07 2014-04-23 日本電産コパル株式会社 トルク検出装置
JP5843100B2 (ja) * 2011-11-08 2016-01-13 株式会社ジェイテクト トルク検出装置および電動パワーステアリング装置
JP5843099B2 (ja) * 2011-11-08 2016-01-13 株式会社ジェイテクト トルク検出装置および電動パワーステアリング装置
KR101913858B1 (ko) * 2011-12-06 2018-10-31 타이코에이엠피 주식회사 스티어링 칼럼의 비틀림을 측정하기 위한 토크센서 및 이를 이용한 측정방법
CN104169701B (zh) * 2012-03-22 2016-03-30 Ｋｙｂ株式会社 力矩传感器
JP5675700B2 (ja) * 2012-05-25 2015-02-25 株式会社日本自動車部品総合研究所 トルクセンサ
JP6209476B2 (ja) * 2014-03-27 2017-10-04 株式会社ショーワ センサユニット、トルク検出装置及び電動パワーステアリング装置
JP6561883B2 (ja) 2016-03-17 2019-08-21 三菱マテリアル株式会社 回路基板の製造方法
JP6851853B2 (ja) 2017-02-21 2021-03-31 キヤノン株式会社 墨消し機能の拡張

Also Published As

Publication number Publication date
DE112018004892T5 (de) 2020-06-04
JP2019045477A (ja) 2019-03-22
JP2021012218A (ja) 2021-02-04
CN111051836A (zh) 2020-04-21
JP6886067B2 (ja) 2021-06-16
JP6791912B2 (ja) 2020-11-25

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