CN202420542U - Device for measuring orthogonality of double-axis magnetic sensor by using phase difference method - Google Patents

Device for measuring orthogonality of double-axis magnetic sensor by using phase difference method Download PDF

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Publication number
CN202420542U
CN202420542U CN2012200045916U CN201220004591U CN202420542U CN 202420542 U CN202420542 U CN 202420542U CN 2012200045916 U CN2012200045916 U CN 2012200045916U CN 201220004591 U CN201220004591 U CN 201220004591U CN 202420542 U CN202420542 U CN 202420542U
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CN
China
Prior art keywords
magnetic sensor
double
phase difference
difference method
axis magnetic
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Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN2012200045916U
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Chinese (zh)
Inventor
佘以军
李伟
龚天平
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710th Research Institute of CSIC
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710th Research Institute of CSIC
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Priority to CN2012200045916U priority Critical patent/CN202420542U/en
Application granted granted Critical
Publication of CN202420542U publication Critical patent/CN202420542U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a device for measuring orthogonality of a double-axis magnetic sensor by using a phase difference method. A non-magnetic horizontal turntable is arranged on a supporting shaft; the non-magnetic horizontal turntable is provided with scales; and an alignment reference is arranged on one side of the non-magnetic horizontal turntable. The device for measuring the orthogonality of the double-axis magnetic sensor by using the phase difference method is simple in structure, the non-magnetic horizontal turntable serves as a main component, and the orthogonality of the double-axis magnetic sensor can be measured by putting the double-axis magnetic sensor on the turntable; and the device is easy to use, introduces a few parameters, has a few measurement error sources, and is convenient to operate and flexible in use.

Description

Phase difference method is measured the device of twin shaft Magnetic Sensor quadrature degree
Technical field
The utility model relates to the Magnetic Sensor technical field, is specifically related to the device that a kind of phase difference method is measured twin shaft Magnetic Sensor quadrature degree.
Background technology
Magnetic Sensor is widely used in fields such as navigation orientation, Aero-Space, geologic prospecting, magnetic anomaly detection.The axle quadrature degree of Magnetic Sensor is the important parameter of its precision of restriction.The device that is used to measure Magnetic Sensor quadrature degree at present comprises expensive field coil, accurate three-axle table etc., and equipment manufacturing cost is high, the operating process time and effort consuming.
Summary of the invention
The purpose of the utility model will provide a kind of equipment manufacturing cost low exactly, and the simple phase difference method of operating process is measured the device of twin shaft Magnetic Sensor quadrature degree.
The purpose of the utility model is achieved in that a kind of device of phase difference method mensuration twin shaft Magnetic Sensor quadrature degree, and no magnetic horizontal revolving stage is installed on the back shaft, on no magnetic horizontal revolving stage, is provided with scale, and no magnetic horizontal revolving stage one side is provided with alignment fiducials.
The phase difference method that the utility model provides is measured the device of twin shaft Magnetic Sensor quadrature degree, and simple in structure, critical piece is a no magnetic horizontal revolving stage; The twin shaft Magnetic Sensor is placed on turntable can measures twin shaft Magnetic Sensor quadrature degree; Use simply, the parameter of introducing is few, and sources of measurement error is few; Easy to operate, use flexibly.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Fig. 1 is the structural representation of the utility model.
Embodiment
The structure of the utility model is as shown in Figure 1: a kind of phase difference method is measured the device of twin shaft Magnetic Sensor quadrature degree, and no magnetic horizontal revolving stage 1 is installed on the back shaft 2, on no magnetic horizontal revolving stage 1, is provided with scale 3, and no magnetic horizontal revolving stage 1 one sides are provided with alignment fiducials 4.
Magnetic Sensor 5 to be measured is placed on the no magnetic horizontal revolving stage 1, measures the output of Magnetic Sensor 5, with mathematical method the data in magnetic field are carried out sinusoidal match then, calculate the quadrature degree of Magnetic Sensor according to sinusoidal phase characteristic value.

Claims (1)

1. a phase difference method is measured the device of twin shaft Magnetic Sensor quadrature degree; It is characterized in that: no magnetic horizontal revolving stage (1) is installed on the back shaft (2); On no magnetic horizontal revolving stage (1), be provided with scale (3), no magnetic horizontal revolving stage (1) one side is provided with alignment fiducials (4).
CN2012200045916U 2012-01-08 2012-01-08 Device for measuring orthogonality of double-axis magnetic sensor by using phase difference method Expired - Fee Related CN202420542U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200045916U CN202420542U (en) 2012-01-08 2012-01-08 Device for measuring orthogonality of double-axis magnetic sensor by using phase difference method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200045916U CN202420542U (en) 2012-01-08 2012-01-08 Device for measuring orthogonality of double-axis magnetic sensor by using phase difference method

Publications (1)

Publication Number Publication Date
CN202420542U true CN202420542U (en) 2012-09-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012200045916U Expired - Fee Related CN202420542U (en) 2012-01-08 2012-01-08 Device for measuring orthogonality of double-axis magnetic sensor by using phase difference method

Country Status (1)

Country Link
CN (1) CN202420542U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102445230A (en) * 2012-01-08 2012-05-09 中国船舶重工集团公司第七一○研究所 Method and device for measuring orthogonality of double-shaft magnetic sensor by phase difference method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102445230A (en) * 2012-01-08 2012-05-09 中国船舶重工集团公司第七一○研究所 Method and device for measuring orthogonality of double-shaft magnetic sensor by phase difference method

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120905

Termination date: 20160108