Eddy current sensor apparatus

An eddy current sensor and saddle-shaped technology, applied in the field of ultrasonic detectors, can solve the problem that high-quality sensor probes have not yet been seen, and achieve the effects of strong defect resolution, high reliability and light weight

Inactive Publication Date: 2018-05-29
青岛炫昌能源装备有限公司
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  • Summary
  • Abstract
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  • Claims
  • Application Information

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Problems solved by technology

In the test of detecting broken strands of non-ferromagnetic aluminum stranded wire, a new type of high-quality sensor probe is required, and a high-quality sensor probe of this structure has not yet been seen

Method used

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Embodiment Construction

[0023] The following will be further described in conjunction with the accompanying drawings, not to limit the scope of the present invention.

[0024] see Figure 1 to Figure 6 As shown, the present invention includes a metal cylinder conductor 1 and a saddle probe 5, the saddle probe 5 includes a housing 6, a signal line 4 and an excitation coil 3, the housing 6 is arc-shaped, and at the bottom of the housing 6 Both sides are respectively provided with two base chucks 7, and the base chucks 7 are used to fix the saddle-shaped probe 5. A detection coil 2 is respectively arranged on the top of the two base chucks 7, and a detection coil 2 is arranged on the two detection coils 2. There are two detection coils 2 connected in series between them, there are four detection coils 2, two excitation coils 3 are arranged on the upper part of the detection coils, and a signal line 4 is arranged between the two excitation coils 3 . The saddle probe 5 is arc-shaped. The number of the ...

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Abstract

The invention relates to an eddy current sensor apparatus, which comprises a metal cylinder conductor and saddle-shaped probes, wherein the saddle-shaped probe comprises a housing, a signal line and an excitation coil, the housing is square, both sides on the bottom portion of the housing are respectively provided with two base chucks, the upper portions of the two base chucks are respectively provided with a detection coil, two detection coils integrally connected in series are arranged between the two detection coils, the upper portions of the detection coils are provided with the two excitation coils, and the signal line is arranged between the two excitation coils. According to the present invention, the circuit design and manufacturing process is advanced, the performance is reliable,the work is stable, and the eddy current sensor apparatus can well detect the strand breakage of the non-ferromagnetic aluminum stranded line.

Description

technical field [0001] The invention relates to an ultrasonic detector, in particular to an eddy current sensor device. Background technique [0002] At present, ultrasonic testing instruments are used in a wide range of fields, such as spark plug testing in the automotive industry, individual testing of safety components; composite material testing, immersion and scanning testing in the aviation industry; wheel and axle testing in railways; Weld inspection, multi-channel defect inspection and wall thickness inspection in power plants; casting inspection in metallurgical industry; rail, steel rod and steel pipe inspection in steel mills; complex applications in composite materials, such as composite materials, Detection of powder metallurgy, connecting joints, broken strands of transmission lines, material properties, etc. In the test of detecting broken strands of non-ferromagnetic aluminum stranded wire, a new type of high-quality sensor probe is needed, and a high-qualit...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N27/90
CPCG01N27/9006
Inventor 郝新光
Owner 青岛炫昌能源装备有限公司
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