CN103017816A - Multifunctional optical fiber sensor - Google Patents
Multifunctional optical fiber sensor Download PDFInfo
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- CN103017816A CN103017816A CN 201110280204 CN201110280204A CN103017816A CN 103017816 A CN103017816 A CN 103017816A CN 201110280204 CN201110280204 CN 201110280204 CN 201110280204 A CN201110280204 A CN 201110280204A CN 103017816 A CN103017816 A CN 103017816A
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- optical fiber
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- electrically connected
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Abstract
The invention relates to the technical field of optical fiber sensors, and in particular relates to a multifunctional optical fiber sensor. The multifunctional optical fiber sensor comprises a base material, wherein optical fibers are arranged on the stress bearing surface of the base material and are electrically connected with an optical time domain reflectometer; the optical time domain reflectometer is electrically connected with a processor; and a temperature sensor, a humidity sensor and a pressure sensor are arranged on the base material, and are electrically connected with the processor. The multifunctional optical fiber sensor can be used for realizing initial high-precision measurement of shearing force, and is electrically connected with the optical time domain reflectometer to perform detection remotely, and the acquired data are accurate. The multifunctional optical fiber sensor can also be used for measuring parameters of temperature, humidity, pressure and the like.
Description
Technical field
The present invention relates to the fiber optic sensor technology field.
Background technology
Optical fiber sensing technology is the measurement that changes by to some parameter of transmission light in the optical fiber (such as intensity, phase place, frequency, polarization state etc.), realization is to the measurement of environmental parameter, Distributed Optical Fiber Sensing Techniques has been widely used in the engineering survey field, Fibre Optical Sensor is to utilize light as the carrier of information, with the medium of optical fiber as transmission of information, have anti-electromagnetic interference (EMI), corrosion-resistant, highly sensitive, response is fast, lightweight, volume is little, shape variable, transport tape is roomy and reusable is realized the advantages such as distributed measurement.At present domestic research and external in addition larger gap in this field.
Summary of the invention
In view of this, the invention provides a kind of multifunctional light fiber sensor, except can be to the initial high-precision detection of shearing force, and can realize multiple measuring ability.
The objective of the invention is to be achieved through the following technical solutions: the multifunctional light fiber sensor, comprise base material, be provided with optical fiber on the stressed loading end of described base material, described optical fiber is electrically connected with optical time domain reflectometer, described optical time domain reflectometer is electrically connected with treating apparatus, also be provided with temperature sensor, humidity sensor and pressure transducer on the described base material, described temperature sensor, humidity sensor and pressure transducer are electrically connected with treating apparatus.
Fibre Optical Sensor of the present invention can be realized the initial high-acruracy survey of shearing force, is electrically connected with optical time domain reflectometer, can long-rangely detect, and the data obtained is accurate.Also can measure temperature, humidity, pressure and other parameters.
Description of drawings
In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing, wherein:
Fig. 1 is the structural representation of multifunctional light fiber sensor.
Embodiment
Referring to Fig. 1, the Fibre Optical Sensor of present embodiment comprises base material 1, is arranged at the optical fiber 2 on the base material 1 stressed loading end, and described optical fiber 2 is electrically connected with optical time domain reflectometer 3, and described optical time domain reflectometer 3 is electrically connected with treating apparatus 4.
Also comprise temperature sensor 5, humidity sensor 6 and pressure transducer 7, described temperature sensor 5, humidity sensor 6 and pressure transducer 7 are electrically connected with treating apparatus 4.
During use, the Fibre Optical Sensor of present embodiment is arranged at needs the place detected, when deformation occurs at this place, then drive the variations such as optical fiber 2 pushes, bending, but optical time domain reflectometer 3 obtains this variation, thereby realizes measuring, and can detect temperature, humidity and the pressure at this place simultaneously.
Claims (1)
1. multifunctional light fiber sensor, it is characterized in that: comprise base material, be provided with optical fiber on the stressed loading end of described base material, described optical fiber is electrically connected with optical time domain reflectometer, described optical time domain reflectometer is electrically connected with treating apparatus, also be provided with temperature sensor, humidity sensor and pressure transducer on the described base material, described temperature sensor, humidity sensor and pressure transducer are electrically connected with treating apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110280204 CN103017816A (en) | 2011-09-21 | 2011-09-21 | Multifunctional optical fiber sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110280204 CN103017816A (en) | 2011-09-21 | 2011-09-21 | Multifunctional optical fiber sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103017816A true CN103017816A (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110280204 Pending CN103017816A (en) | 2011-09-21 | 2011-09-21 | Multifunctional optical fiber sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103017816A (en) |
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2011
- 2011-09-21 CN CN 201110280204 patent/CN103017816A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Zheng Faming Document name: Notification of Passing Preliminary Examination of the Application for Invention |
|
| C06 | Publication | ||
| PB01 | Publication | ||
| DD01 | Delivery of document by public notice |
Addressee: Zheng Faming Document name: Notification of Publication of the Application for Invention |
|
| DD01 | Delivery of document by public notice |
Addressee: Zheng Faming Document name: Notification of before Expiration of Request of Examination as to Substance |
|
| DD01 | Delivery of document by public notice |
Addressee: Zheng Faming Document name: Notification that Application Deemed to be Withdrawn |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130403 |