WO2012068988A1 - Détecteur de mouvement angulaire au laser passif de type indirect - Google Patents

Détecteur de mouvement angulaire au laser passif de type indirect Download PDF

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Publication number
WO2012068988A1
WO2012068988A1 PCT/CN2011/082704 CN2011082704W WO2012068988A1 WO 2012068988 A1 WO2012068988 A1 WO 2012068988A1 CN 2011082704 W CN2011082704 W CN 2011082704W WO 2012068988 A1 WO2012068988 A1 WO 2012068988A1
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WO
WIPO (PCT)
Prior art keywords
laser
identifier
indirect
passive
marker
Prior art date
Application number
PCT/CN2011/082704
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English (en)
Chinese (zh)
Inventor
曹伟龙
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上海宏曲电子科技有限公司
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Publication date
Application filed by 上海宏曲电子科技有限公司 filed Critical 上海宏曲电子科技有限公司
Publication of WO2012068988A1 publication Critical patent/WO2012068988A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
    • B63H25/06—Steering by rudders
    • B63H25/36—Rudder-position indicators

Definitions

  • the present invention relates to a sensing device, and more particularly to an angular position sensor for a vehicle.
  • Potentiometers can all be used as sensors for detecting angular positions.
  • These devices have a common form of use: they are A linkage mechanism drives the devices to rotate in synchronization with the detection object. When rotating, the sensor generates numerical changes in magnetism, electricity, pulses, and the like.
  • the linkage organization will inevitably produce accuracy errors, and the accuracy is poor.
  • the detection of the rudder angle is a linkage mechanism based on the principle that the parallelograms are parallel to each other, and the actual accuracy is difficult to reach 0.1 degrees.
  • the zero adjustment is difficult, there is a kind of detection such as the rudder angle of the ship, the direction of the car, basically no more than 180 degrees, but need to determine the zero position, the existing sensor parts for angular position detection, except for the rotary encoder Can not detect 360 degrees, adding a lot of trouble to the determination of the zero.
  • the object of the present invention is to invent a direct reading of angular position change information in conjunction with an object to be detected Indirect passive laser angular position sensor.
  • the indirect passive laser angular position sensor is composed of an indirect piece and a main body, and the main body is composed of a laser identifier, a marking member, a circuit board and a casing, and the laser identifier, the identification member and the circuit board are sealed in the outer casing.
  • the identifier is arranged with a mark, the mark is a mark that the laser recognizer can recognize, a mark indicates a value, the laser recognizer can read the mark on the mark, and the circuit board can pass the code read by the laser recognizer through the codec and
  • the calculation becomes formatted digital information that can be directly used.
  • the indirect part is composed of the active part and the passive part, and the active part and the passive part have corresponding racks.
  • the identification member is fixed on the passive member, the active member is fixed on the object to be detected, the laser identifier is fixed, and the reading port of the laser identifier is opposite to the identifier on the identification member.
  • the length of the identifier on the identifier is greater than the length of the path through which the read port passes on the identifier.
  • the identifier includes corner information and verification information.
  • the identifier has a plane identifier and a stereo identifier.
  • the accuracy of the present invention is quite high and can be applied to various angular position detection applications.
  • Figure 1 is a side elevational cross-sectional view showing a parallel practice example.
  • Figure 2 is a side cross-sectional view of a vertical practice example.
  • Figure 1 is a side cross-sectional view of a parallel practice.
  • the detected object 60 is rotated, the fixed object 61 is fixed, the outer casing 50 of the main body 52 is connected to the fixed object 61, the outer casing 50 is fixed, and the laser identifier 10 is attached to the outer casing 50. It is also fixed.
  • the reading port 11 of the laser identifier 10 faces the marking 21 on the marking member 20, and the marking member 20 is attached to the passive member 32 of the indirect member 30, so that the marking member 20 is synchronized with the passive member 32, and the passive member 32 is actuated.
  • the rack 33 is meshed with the active member 31 to directly rotate synchronously, and the active member 31 is coupled to the detected object 60.
  • the passive member 32 rotates, and the identifier 20 and the detected object 60 are also rotated. Rotate the same.
  • the mark 21 arranged on the identifier 20 is a mark that the laser recognizer 10 can recognize.
  • the mark 21 has a plane mark 22 and a three-dimensional mark 23, and a mark indicates a value.
  • the arrangement of the mark 21 on the mark 20 is detected and detected.
  • the direction in which the object 60 rotates is uniform.
  • the mark 21 includes angular position information and check information.
  • the length of the mark 21 on the mark member 20 is greater than the length of the path through which the read port 11 passes on the mark member 20.
  • the laser recognizer 10 reads through The port 11 reads the mark 21 on the identifier 20, and the read information is transmitted to the circuit board 40 through the connection line 12.
  • the circuit board 40 is composed of the electronic component 41, and the information that the laser recognizer 10 can read from the mark 21 can be read. It is formatted digital information that can be directly used by codec and calculation, and interface 51 is a component for accessing power and receiving information.
  • Fig. 2 is a side cross-sectional view showing a vertical practice example.
  • the configuration and principle of the vertical practice example are basically the same as those of the horizontal practice example of FIG. 1, except that the laser recognizer 10 of the vertical practice example reads the mark 21 in a vertical manner, and the mark member 20 is horizontally fixed to the passive member 32.
  • the laser recognizer 10 of the vertical practice example reads the mark 21 in a vertical manner, and the mark member 20 is horizontally fixed to the passive member 32.
  • the marker 20 is rotated in the same manner, and the laser recognizer 10 reads the rotation information of the detected object 60 from the rotating marker 20.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

L'invention concerne un détecteur de mouvement angulaire au laser passif de type indirect, constitué d'un élément indirect (30) et d'un corps (52). Le corps (52) est constitué d'un identificateur laser (10), d'un élément marqueur (20), d'une carte à circuit (40), et d'un logement (50). L'identificateur laser (10), l'élément marqueur (20), la carte à circuit (40) sont scellés au sein du logement (50). Un marqueur (21) est disposé sur l'élément marqueur (20). Par l'intermédiaire d'un encodage, un décodage et un calcul, la carte à circuit (40) transforme le marqueur (21) lu par l'identificateur laser (10) en une information numérique formatée directement utilisable. L'élément indirect (30) est constitué d'un élément actif (31) et d'un élément passif (32). L'élément actif (31) et l'élément passif (32) portent des crémaillères correspondantes (33). L'élément marqueur (20) est fixé sur l'élément passif (32). L'élément actif (31) est fixé sur un objet à inspecter (60). L'identificateur laser (10) est fixe. Un port de lecture (11) de l'identificateur laser (10) est tourné vers le marqueur (21) sur l'élément marqueur (20). Le capteur de mouvement angulaire présente une précision élevée, et est approprié pour une utilisation dans différents scénarios de contrôle angulaire.
PCT/CN2011/082704 2010-11-25 2011-11-23 Détecteur de mouvement angulaire au laser passif de type indirect WO2012068988A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201010560036.7 2010-11-25
CN 201010560036 CN102478409A (zh) 2010-11-25 2010-11-25 间接式被动激光角位传感器

Publications (1)

Publication Number Publication Date
WO2012068988A1 true WO2012068988A1 (fr) 2012-05-31

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ID=46091121

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/082704 WO2012068988A1 (fr) 2010-11-25 2011-11-23 Détecteur de mouvement angulaire au laser passif de type indirect

Country Status (2)

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CN (1) CN102478409A (fr)
WO (1) WO2012068988A1 (fr)

Citations (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1064453A (zh) * 1992-03-18 1992-09-16 荣成市大渔岛渔业综合公司船厂 舵角指示器
US5900930A (en) * 1997-10-21 1999-05-04 Eaton Corporation Angle sensor using a multi-pixel optical device
CN1311852A (zh) * 1998-07-24 2001-09-05 毕晓普创新有限公司 角度编码器
JP2005037333A (ja) * 2003-07-18 2005-02-10 Hamamatsu Photonics Kk アブソリュートエンコーダ及び角度検出方法
CN1641319A (zh) * 2004-01-14 2005-07-20 Trw车辆电气与零件有限两合公司 旋转角发射器和扫描旋转角发射器代码盘的方法
CN1826510A (zh) * 2003-06-11 2006-08-30 S.N.R.鲁尔门斯公司 通过识别二进制序列来确定方向盘的绝对角位置
CN201647117U (zh) * 2010-05-10 2010-11-24 上海宏曲电子科技有限公司 激光式数码舵角指示系统
CN201748903U (zh) * 2010-05-10 2011-02-16 上海宏曲电子科技有限公司 激光角位传感器
CN201903334U (zh) * 2010-12-08 2011-07-20 上海宏曲电子科技有限公司 直接式被动激光角位传感器
CN201903353U (zh) * 2010-12-08 2011-07-20 上海宏曲电子科技有限公司 间接式分体型被动激光角位传感器
CN201923304U (zh) * 2010-12-31 2011-08-10 上海宏曲电子科技有限公司 被动式直接激光船舵角位发送装置
CN201923310U (zh) * 2010-12-31 2011-08-10 上海宏曲电子科技有限公司 一种非水平的被动式分体型直接激光船舵角位发送装置
CN201923311U (zh) * 2010-12-31 2011-08-10 上海宏曲电子科技有限公司 一种非水平的被动式半直接激光船舵角位发送装置
CN201926453U (zh) * 2010-12-08 2011-08-10 上海宏曲电子科技有限公司 间接式被动激光角位传感器
CN201923307U (zh) * 2010-12-31 2011-08-10 上海宏曲电子科技有限公司 被动式半直接激光船舵角位发送装置
CN201926455U (zh) * 2010-12-08 2011-08-10 上海宏曲电子科技有限公司 直接式分体型被动激光角位传感器
CN201941972U (zh) * 2010-12-31 2011-08-24 上海宏曲电子科技有限公司 一种非水平的被动式半直接分体型激光船舵角位发送装置
CN201961526U (zh) * 2010-12-31 2011-09-07 上海宏曲电子科技有限公司 一种非水平的被动式直接激光船舵角位发送装置
CN201961525U (zh) * 2010-12-31 2011-09-07 上海宏曲电子科技有限公司 被动式分体型直接激光船舵角位发送装置
CN202003502U (zh) * 2010-12-31 2011-10-05 上海宏曲电子科技有限公司 被动式半直接分体型激光船舵角位发送装置
CN102243081A (zh) * 2010-05-10 2011-11-16 上海宏曲电子科技有限公司 激光角位传感器
CN102241273A (zh) * 2010-05-10 2011-11-16 上海宏曲电子科技有限公司 激光式数码舵角指示系统

Patent Citations (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1064453A (zh) * 1992-03-18 1992-09-16 荣成市大渔岛渔业综合公司船厂 舵角指示器
US5900930A (en) * 1997-10-21 1999-05-04 Eaton Corporation Angle sensor using a multi-pixel optical device
CN1311852A (zh) * 1998-07-24 2001-09-05 毕晓普创新有限公司 角度编码器
CN1826510A (zh) * 2003-06-11 2006-08-30 S.N.R.鲁尔门斯公司 通过识别二进制序列来确定方向盘的绝对角位置
JP2005037333A (ja) * 2003-07-18 2005-02-10 Hamamatsu Photonics Kk アブソリュートエンコーダ及び角度検出方法
CN1641319A (zh) * 2004-01-14 2005-07-20 Trw车辆电气与零件有限两合公司 旋转角发射器和扫描旋转角发射器代码盘的方法
CN201647117U (zh) * 2010-05-10 2010-11-24 上海宏曲电子科技有限公司 激光式数码舵角指示系统
CN201748903U (zh) * 2010-05-10 2011-02-16 上海宏曲电子科技有限公司 激光角位传感器
CN102241273A (zh) * 2010-05-10 2011-11-16 上海宏曲电子科技有限公司 激光式数码舵角指示系统
CN102243081A (zh) * 2010-05-10 2011-11-16 上海宏曲电子科技有限公司 激光角位传感器
CN201926455U (zh) * 2010-12-08 2011-08-10 上海宏曲电子科技有限公司 直接式分体型被动激光角位传感器
CN201926453U (zh) * 2010-12-08 2011-08-10 上海宏曲电子科技有限公司 间接式被动激光角位传感器
CN201903353U (zh) * 2010-12-08 2011-07-20 上海宏曲电子科技有限公司 间接式分体型被动激光角位传感器
CN201903334U (zh) * 2010-12-08 2011-07-20 上海宏曲电子科技有限公司 直接式被动激光角位传感器
CN201923310U (zh) * 2010-12-31 2011-08-10 上海宏曲电子科技有限公司 一种非水平的被动式分体型直接激光船舵角位发送装置
CN201923311U (zh) * 2010-12-31 2011-08-10 上海宏曲电子科技有限公司 一种非水平的被动式半直接激光船舵角位发送装置
CN201923307U (zh) * 2010-12-31 2011-08-10 上海宏曲电子科技有限公司 被动式半直接激光船舵角位发送装置
CN201923304U (zh) * 2010-12-31 2011-08-10 上海宏曲电子科技有限公司 被动式直接激光船舵角位发送装置
CN201941972U (zh) * 2010-12-31 2011-08-24 上海宏曲电子科技有限公司 一种非水平的被动式半直接分体型激光船舵角位发送装置
CN201961526U (zh) * 2010-12-31 2011-09-07 上海宏曲电子科技有限公司 一种非水平的被动式直接激光船舵角位发送装置
CN201961525U (zh) * 2010-12-31 2011-09-07 上海宏曲电子科技有限公司 被动式分体型直接激光船舵角位发送装置
CN202003502U (zh) * 2010-12-31 2011-10-05 上海宏曲电子科技有限公司 被动式半直接分体型激光船舵角位发送装置

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