CN108303135A - A kind of novel sensor - Google Patents
A kind of novel sensor Download PDFInfo
- Publication number
- CN108303135A CN108303135A CN201711437163.6A CN201711437163A CN108303135A CN 108303135 A CN108303135 A CN 108303135A CN 201711437163 A CN201711437163 A CN 201711437163A CN 108303135 A CN108303135 A CN 108303135A
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- China
- Prior art keywords
- optical
- optical signal
- switch module
- detecting head
- switching circuit
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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
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a kind of novel sensors, including light source, detecting head, optical switch module, optical signal receiver, photoelectric switching circuit and electric signal processor, the detecting head is connect with light source and optical switch module respectively by optical fiber, the optical switch module is connect with optical signal receiver, the optical signal receiver is connect with photoelectric switching circuit, the photoelectric switching circuit is connect with electric signal processor, it is connected to optical signal receiver by the way that the control foot of optical switch module is placed in different optical signal importing ports, different types of sensing membrane filters out the light of specific wavelength in optical signal receiver, reach photoelectric switching circuit, the variation of optical wavelength is obtained through electric signal processor analysis again, and then judge the measured variation of surveyed environmental correclation.The configuration of the present invention is simple, by a detecting head can detect it is multiple be measured, it is convenient and practical, while analyzing related data without increasing multiple electric signal processors, production cost is greatly saved.
Description
Technical field
The invention belongs to sensor fields, more particularly to a kind of novel sensor.
Background technology
Sensor is a kind of detection device, can experience measured information, and the information that can will be experienced, by a set pattern
Rule is for conversion into the information output of electric signal or other required forms, to meet the transmission of information, processing, storage, display, record
With control etc. requirements.
With the continuous development of sensor, novel sensor also comes into being, can be with due to novel sensor high sensitivity
For high pressure, electrical noise, high temperature, burn into or other adverse circumstances, therefore increasingly by the pro-gaze of all trades and professions, but
Single one physical amount can only be measured mostly by being existing sensor, when measuring a variety of physical quantitys, need to increase corresponding optical signal processor
Etc. equipment, be unfavorable on a large scale produce and use, therefore how to solve the problems, such as this become research novel sensor fining,
The important topic of dexterityization.
Invention content
It is an object of the invention to provide a kind of novel sensors, can be fully solved in place of above-mentioned the deficiencies in the prior art.
The purpose of the present invention is realized by following technical proposals：
A kind of novel sensor, including light source, detecting head, optical switch module, optical signal receiver, photoelectric switching circuit and
Electric signal processor, the light source are connect by incident optical with detecting head, and detecting head passes through mirror based fiber optica and optical switch module
Connection, the optical switch module import port and optical signal receiver company by the way that the control foot of itself is placed in different optical signals
It connects, optical signal receiver is built-in with different types of sensing membrane, and the optical signal receiver passes through optical fiber and photoelectric switching circuit
Connection, photoelectric switching circuit are electrically connected with electric signal processor.
Preferably, the detecting head is built-in with light-sensitive element.
Using above-mentioned design scheme, detecting head can sensitively perceive the minor change of surveyed environment, improve the essence of measurement
Exactness.
Preferably, the photoelectric switching circuit is connected to PIN photodiodes.
Using above-mentioned design scheme, PIN photodiodes can effectively convert optical signals to electric signal.
Preferably, the optical switch module is electric control optical switch.
Using above-mentioned design scheme, light signal output end mouth can be switched in the control foot by changing optical switch module believes with light
The connection relation of number input port.
Compared with prior art, the beneficial effects of the present invention are：
The configuration of the present invention is simple, by a detecting head can detect it is multiple be measured, it is convenient and practical, while analyzing correlation
Production cost is greatly saved without increasing multiple electric signal processors in data.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Specific implementation mode
With reference to specific embodiments and the drawings, the present invention is further illustrated.
A kind of novel sensor, including light source 1, detecting head 3, optical switch module 6, optical signal receiver 12, opto-electronic conversion
Circuit 13 and electric signal processor 15, the light source 1 are connect by incident optical 2 with detecting head 3, and detecting head 3 passes through reflected light
Fibre 5 is connect with optical switch module 6, and the optical switch module 6 includes control foot 7, and the optical signal receiver 12 includes the first light
Signal imports port, the second optical signal imports port, third optical signal imports port, pressure sensing membrane, temperature sensing film and wet
Sensing membrane is spent, first optical signal imports port and connect with pressure sensing membrane, and the second optical signal imports port and temperature sensing
Film connects, and third optical signal imports port and connect with humidity sensor film, and the control foot 7 of the optical switch module 6 can pass through respectively
First optical signal imports port 8 and is connect with the pressure sensing membrane 11 built in optical signal receiver 12, and the second optical signal imports port 9
It is connect with the temperature sensing film 16 built in optical signal receiver 12, third optical signal imports in port 10 and optical signal receiver 12
The humidity sensor film 17 set connects, and the optical signal receiver 12 is connect by optical fiber with photoelectric switching circuit 13, opto-electronic conversion
Circuit 13 is electrically connected with electric signal processor 15.
The detecting head 1 is built-in with light-sensitive element 4, and detecting head 1 is small, places it in test environment, can be sensitive
Sense the variation of pressure, temperature and humidity in environment.
PIN photodiodes 14 are connected in the photoelectric switching circuit 13, the optical module switch is electric control optical switch.
At work, detecting head 3 is placed in test environment, light source 1 sends out optical signal and reflexes to detecting head through incident optical 2
3, when test environment pressure, temperature, humidity residing for the detecting head 3 change, optical signal can be influenced by local environment, be led
Cause wavelength that corresponding variation, even the light-sensitive element 4 that subtle environmental change can be also detected in first 3 is perceived, light occurs
Signal changes by test environment postwave length, and the optical signal after variation reaches optical switch module 6 through mirror based fiber optica 5, and light is opened
It includes control foot 7 to close module 6, and control foot 7 imports the pressure built in the connection of port 8 optical signal receiver 12 by the first optical signal
Power sensing membrane 11 imports the temperature sensor 16 built in the connection of port 9 optical signal receiver 12 by the second optical signal or passes through
Third optical signal imports the humidity sensor 17 built in the connection of port 10 optical signal receiver 12, extremely by the optical signal transmission surveyed
Different type sensing membrane, different sensing membranes can only be by the light of respective wavelength, and then filters out the spy formed under varying environment
The optical signal of standing wave length, the optical signal filtered out reach photoelectric switching circuit 13, the PIN in photoelectric switching circuit 13 through optical fiber again
Photodiode 14 can effectively convert optical signals to electric signal and reach electric signal processor 15 through conducting wire, through Electric signal processing
Device 15 handles post analysis and obtains environmental pressure, temperature, the situation of change of humidity.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (4)
1. a kind of novel sensor, it is characterised in that：Including light source, detecting head, optical switch module, optical signal receiver, photoelectricity
Conversion circuit and electric signal processor, the light source are connect by incident optical with detecting head, detecting head by mirror based fiber optica with
Optical switch module connects, and the optical switch module imports port and light letter by the way that the control foot of itself is placed in different optical signals
The connection of number receiver, optical signal receiver are built-in with the sensing membrane of multiple and different types, and the optical signal receiver passes through optical fiber
It is connect with photoelectric switching circuit, photoelectric switching circuit is electrically connected with electric signal processor.
2. a kind of novel sensor according to claim 1, it is characterised in that：The detecting head is built-in with light-sensitive element.
3. a kind of novel sensor according to claim 1, it is characterised in that：It is connected to PIN in the photoelectric switching circuit
Photodiode.
4. a kind of novel sensor according to claim 1, it is characterised in that：The optical switch module is that automatically controlled light is opened
It closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711437163.6A CN108303135A (en) | 2017-12-26 | 2017-12-26 | A kind of novel sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711437163.6A CN108303135A (en) | 2017-12-26 | 2017-12-26 | A kind of novel sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108303135A true CN108303135A (en) | 2018-07-20 |
Family
ID=62867432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711437163.6A Withdrawn CN108303135A (en) | 2017-12-26 | 2017-12-26 | A kind of novel sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108303135A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1076023A (en) * | 1992-10-12 | 1993-09-08 | 郑刚 | A kind of all optical fibre multifunction sensor |
| US20020176647A1 (en) * | 2001-05-11 | 2002-11-28 | Spirin Vasilii V. | Differential fiber optical sensor with interference energy analyzer |
| CN101366208A (en) * | 2006-01-10 | 2009-02-11 | 升阳电信公司 | Broad- and inter-band multi-wavelength-reference method and apparatus for wavelength measurement or monitoring systems |
| CN202928595U (en) * | 2012-11-19 | 2013-05-08 | 天津三益精密机械有限公司 | High sensitivity fiber sensor |
| CN106918366A (en) * | 2017-04-16 | 2017-07-04 | 北京工业大学 | The system that a kind of block form multi-wavelength many reference amounts are measured simultaneously |
| CN206648689U (en) * | 2017-04-16 | 2017-11-17 | 北京工业大学 | The system that a kind of block form multi-wavelength many reference amounts measure simultaneously |
| CN207866269U (en) * | 2017-12-26 | 2018-09-14 | 贵州逸宸未来科技有限公司 | A kind of fibre optical sensor |
-
2017
- 2017-12-26 CN CN201711437163.6A patent/CN108303135A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1076023A (en) * | 1992-10-12 | 1993-09-08 | 郑刚 | A kind of all optical fibre multifunction sensor |
| US20020176647A1 (en) * | 2001-05-11 | 2002-11-28 | Spirin Vasilii V. | Differential fiber optical sensor with interference energy analyzer |
| CN101366208A (en) * | 2006-01-10 | 2009-02-11 | 升阳电信公司 | Broad- and inter-band multi-wavelength-reference method and apparatus for wavelength measurement or monitoring systems |
| CN202928595U (en) * | 2012-11-19 | 2013-05-08 | 天津三益精密机械有限公司 | High sensitivity fiber sensor |
| CN106918366A (en) * | 2017-04-16 | 2017-07-04 | 北京工业大学 | The system that a kind of block form multi-wavelength many reference amounts are measured simultaneously |
| CN206648689U (en) * | 2017-04-16 | 2017-11-17 | 北京工业大学 | The system that a kind of block form multi-wavelength many reference amounts measure simultaneously |
| CN207866269U (en) * | 2017-12-26 | 2018-09-14 | 贵州逸宸未来科技有限公司 | A kind of fibre optical sensor |
Non-Patent Citations (1)
| Title |
|---|
| 郭婷等: "FBG传感对应变,温度及湿度的同时测量", 《压电与声光》 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180720 |