CN112181150A - 一种手部关节动作采集装置 - Google Patents

一种手部关节动作采集装置 Download PDF

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Publication number
CN112181150A
CN112181150A CN202011076743.9A CN202011076743A CN112181150A CN 112181150 A CN112181150 A CN 112181150A CN 202011076743 A CN202011076743 A CN 202011076743A CN 112181150 A CN112181150 A CN 112181150A
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linear hall
hall sensor
tiger
joint
mouth
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徐航
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Suzhou Selward Internet Of Things Technology Co Ltd
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Suzhou Selward Internet Of Things Technology Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/011Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
    • G06F3/014Hand-worn input/output arrangements, e.g. data gloves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING 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
    • G01D5/00Mechanical 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
    • G01D5/12Mechanical 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 using electric or magnetic means
    • G01D5/14Mechanical 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 using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/142Mechanical 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 using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
    • G01D5/145Mechanical 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 using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
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Abstract

本发明公开了一种手部关节动作采集装置,包括手套,在手套的外侧面,在每个指关节或每个指与掌的连接关节位置两侧,分别安装固定一个线性霍尔传感器和一个磁钢,在虎口靠近根部位置两侧也分别安装固定一个线性霍尔传感器和一个磁钢,手套的掌背外侧面上设置通讯模块,通讯模块通过导线连接所有线性霍尔传感器。本发明结构简单,体积小,精度高,制造简单,成本低,且可以精确采集每个关节,用于VR或随动机器人的信号采集。

Description

一种手部关节动作采集装置
技术领域
本发明涉及一种手部关节动作采集装置,属于VR和机器人技术领域。
背景技术
现有的手指动作采集器大多采用电位器、弯曲电阻、肌电传感器、视觉捕捉等,要么结构复杂,要么采集精度不高,要么制造和使用成本很高。
发明内容
为了克服上述现有技术的不足,本发明提供了一种结构简单、采样精度高且制造成本低的采集装置。
为实现该技术目的,本发明给出的技术方案是:一种手部关节动作采集装置,包括手套,在手套的外侧面,在每个指关节或每个指与掌的连接关节位置两侧,分别安装固定一个线性霍尔传感器和一个磁钢,在虎口靠近根部位置两侧也分别安装固定一个线性霍尔传感器和一个磁钢,手套的掌背外侧面上设置通讯模块,通讯模块通过导线连接所有线性霍尔传感器;设定手指关节伸直状态和完全弯曲状态分别对应线性霍尔传感器输出电压信号的两个值,将两个值的中间值与关节运动状态进行线性匹配,手指的弯曲动作带动手套,改变磁钢和线性霍尔传感器之间的距离和角度,引起线性霍尔传感器输出变化的电压信号,通过实时采集该输出电压信号从而确定关节弯曲状态;设定虎口开合状态位置分别对应虎口位置线性霍尔传感器输出电压信号的两个值,将两个值的中间值与虎口开合的距离进行线性匹配,虎口开合引起虎口位置线性霍尔传感器输出变化的电压信号,通过实时采集该输出电压信号从而确定开合状态。
进一步的,所述通讯模块内置电源或连接外部电源。
本发明的有益技术效果是:结构简单,体积小,精度高,制造简单,成本低,且可以精确采集每个关节,用于VR或随动机器人的信号采集。
附图说明
下面结合附图对本发明进一步说明。
图1为本发明的结构示意图;
图中 1、线性霍尔传感器,2、磁钢,3、虎口处磁钢,4、虎口处线性霍尔传感器,5、通讯模块,6、手套 。
具体实施方式
如图1所示的手部关节动作采集装置,包括手套6,在手套6的外侧面,在每个指关节或每个指与掌的连接关节位置两侧,分别安装固定一个线性霍尔传感器1和一个磁钢2,在虎口靠近根部位置两侧也分别安装固定一个虎口处线性霍尔传感器4和一个虎口处磁钢3,手套6的掌背外侧面上设置通讯模块5,通讯模块5通过导线连接所有线性霍尔传感器;设定手指关节伸直状态和完全弯曲状态分别对应线性霍尔传感器输出电压信号的两个值,将两个值的中间值与关节运动状态进行线性匹配,手指的弯曲动作带动手套,改变磁钢和线性霍尔传感器之间的距离和角度,引起线性霍尔传感器输出变化的电压信号,通过实时采集该输出电压信号从而确定关节弯曲状态;设定虎口开合状态位置分别对应虎口位置线性霍尔传感器输出电压信号的两个值,将两个值的中间值与虎口开合的距离进行线性匹配,虎口开合引起虎口位置线性霍尔传感器输出变化的电压信号,通过实时采集该输出电压信号从而确定开合状态。
本发明结构简单,体积小,精度高,制造简单,成本低,且可以精确采集每个关节,用于VR或随动机器人的信号采集。
本发明实施例只作为对本发明的说明,并不作为对本发明的限定,在本发明基础上的改进,属于本发明的保护范围。

Claims (2)

1.一种手部关节动作采集装置,包括手套,其特征在于:在手套的外侧面,在每个指关节或每个指与掌的连接关节位置两侧,分别安装固定一个线性霍尔传感器和一个磁钢,在虎口靠近根部位置两侧也分别安装固定一个线性霍尔传感器和一个磁钢,手套的掌背外侧面上设置通讯模块,通讯模块通过导线连接所有线性霍尔传感器;设定手指关节伸直状态和完全弯曲状态分别对应线性霍尔传感器输出电压信号的两个值,将两个值的中间值与关节运动状态进行线性匹配,手指的弯曲动作带动手套,改变磁钢和线性霍尔传感器之间的距离和角度,引起线性霍尔传感器输出变化的电压信号,通过实时采集该输出电压信号从而确定关节弯曲状态;设定虎口开合状态位置分别对应虎口位置线性霍尔传感器输出电压信号的两个值,将两个值的中间值与虎口开合的距离进行线性匹配,虎口开合引起虎口位置线性霍尔传感器输出变化的电压信号,通过实时采集该输出电压信号从而确定开合状态。
2.根据权利要求1所述手部关节动作采集装置,其特征在于:所述通讯模块内置电源或连接外部电源。
CN202011076743.9A 2020-10-10 2020-10-10 一种手部关节动作采集装置 Pending CN112181150A (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070132722A1 (en) * 2005-12-08 2007-06-14 Electronics And Telecommunications Research Institute Hand interface glove using miniaturized absolute position sensors and hand interface system using the same
CN103143115A (zh) * 2013-03-06 2013-06-12 浙江大学 一种用于治疗中风的康复手套
CN108955507A (zh) * 2018-07-09 2018-12-07 上海理工大学 识别人体肢体运动意图的传感器
KR101983584B1 (ko) * 2018-05-16 2019-05-29 (주)코어센스 플렉서블 센서를 이용한 손동작 인식 장치 및 그 방법
CN211272064U (zh) * 2019-09-11 2020-08-18 中山长曜医疗器材有限公司 传感器装置和手指关节康复手套

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070132722A1 (en) * 2005-12-08 2007-06-14 Electronics And Telecommunications Research Institute Hand interface glove using miniaturized absolute position sensors and hand interface system using the same
CN103143115A (zh) * 2013-03-06 2013-06-12 浙江大学 一种用于治疗中风的康复手套
KR101983584B1 (ko) * 2018-05-16 2019-05-29 (주)코어센스 플렉서블 센서를 이용한 손동작 인식 장치 및 그 방법
CN108955507A (zh) * 2018-07-09 2018-12-07 上海理工大学 识别人体肢体运动意图的传感器
CN211272064U (zh) * 2019-09-11 2020-08-18 中山长曜医疗器材有限公司 传感器装置和手指关节康复手套

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