CN207908358U - A kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique - Google Patents
A kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique Download PDFInfo
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- CN207908358U CN207908358U CN201721840109.1U CN201721840109U CN207908358U CN 207908358 U CN207908358 U CN 207908358U CN 201721840109 U CN201721840109 U CN 201721840109U CN 207908358 U CN207908358 U CN 207908358U
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- chip
- outer housing
- optical fiber
- integrated treatment
- photoelectric conversion
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a kind of distributed fiberoptic sensors based on optical fiber cavity attenuation and vibration technique,Provided with a sensor outer housing,Photoelectric conversion chip and integrated treatment chip are mounted in sensor outer housing,Several light harvesting camera lenses are installed in sensor outer housing one end and acquire optical signal,And it is sent to photoelectric conversion chip by optic fibre wire and is converted into electric signal,Then it is handled by integrated treatment chip,Detection data is accurately transmitted by wireless signal transmission chip with bluetooth or infrared transmission mode by the data of processing again and is come out,Or it is transmitted by data line interface and data conductor,Improve current detection mode,It is referred to and is used to obtain accurate detection data,Solve the problems, such as that the data of detection can not accurately be transmitted by the sensor used in the boiler at present,With good practical value.
Description
Technical field
The utility model is related to a kind of automated sensor, more particularly to a kind of distributed light based on optical fiber cavity attenuation and vibration technique
Fiber sensor.
Background technology
Research on Cavity Ring Down Spectroscopy is a kind of novel absorbent spectrum detection technique to grow up for nearly 20 years, has high spirit
Sensitivity and resolution ratio, and do not influenced by light source, light-intensity variation, it is suitable for the measurement of Weak Absorption spectrum.Thus obtain
Extensive concern and research used Research on Cavity Ring Down Spectroscopy successfully to measure the reflectivity of low-loss highly reflecting films for the first time from 1984
Later, that studies both at home and abroad has further developed Research on Cavity Ring Down Spectroscopy, is applied to the absorption of atom and molecule cluster, spectrum
Measurement, the research of molecular reaction dynamics.It initially sets up on the optical resonance cavity that two high reflection mirrors are formed, passes through survey
The beam attenuation rate in resonant cavity is measured to obtain strong loss information.The core of Research on Cavity Ring Down Spectroscopy is：In optical fiber two
End carry out high reflectance coating optical fiber decline swing chamber and optical fiber step noise made in coughing or vomiting lattice grating swing chamber to declining, these optical-fiber types, which decline, swings chamber not only
It improves tradition and declines and swing the limitation of chamber, and there is unique superiority, be used for various, the absorption of gas liquid, direct detection
Sensory field, especially in biochemical field.At present in high golden sciemtifec and technical sphere, the value data for being limited by transmission is inaccurate,
People are larger in the usual error of conclusion obtained when scientific research, therefore it is desirable to combine existing cavity ring-down spectroscopy skill
A kind of fibre optical sensor is made in art, to accurately detect that data are referred to and used.
Utility model content
The utility model proposes a kind of distributed fiberoptic sensors based on optical fiber cavity attenuation and vibration technique, improve current
Detection mode is referred to and is used to obtain accurate detection data.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：
A kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique of the utility model, including sensor outer housing, light
Fine conducting wire, PVC circuit boards, integrated treatment chip, photoelectric conversion chip, wireless signal transmission chip and data line interface, it is described
Sensor outer housing is a cylindrical tube body, and one end of the sensor outer housing is equipped with sealing-plug, runs through in the sealing-plug
Equipped with several optic fibre wires, the equal fittings in one end of several optic fibre wires is equipped with light harvesting camera lens, outside the sensor
It is fitted into shell inner cavity and the PVC circuit boards is installed, the middle part of the PVC circuit boards is electrically equipped with the integrated treatment core
Piece, one end of the PVC circuit boards are electrically equipped with several photoelectric conversion chips, several optic fibre wires it is another
One end corresponds to the light receiver end of several photoelectric conversion chips, the electrical signal output interface of the photoelectric conversion chip
It is electrically connected the signal input part of the integrated treatment chip, the other ends of the PVC circuit boards is electrically equipped with described wireless
The signal output end of signal transmission chip and the data line interface, the integrated treatment chip is electrically connected and controls the nothing
Line signal transmission chip and the data line interface, the data line interface plug together and are electrically connected with data conductor.
As a kind of optimal technical scheme of the utility model, the bottom end of the sensor outer housing inner cavity is equipped with standby electricity
Pond, the reserve battery are electrically connected the integrated treatment chip, the photoelectric conversion chip and institute by the PVC circuit boards
State wireless signal transmission chip and the data line interface.
As a kind of optimal technical scheme of the utility model, the inner cavity of the sensor outer housing and the PVC circuit boards
Avris be filled with rubber layer or layer of silica gel.
As a kind of optimal technical scheme of the utility model, the integrated treatment chip is singlechip chip or MCU core
Piece.
As a kind of optimal technical scheme of the utility model, the wireless signal transmission chip be Bluetooth communication modules or
Infrared module.
As a kind of optimal technical scheme of the utility model, the sealing-plug is made of rubber material or olefin material.
The utility model has the beneficial effects that：It is the utility model precise structure, easy to use, it solves at present in the boiler
The problem of data of detection can not accurately be transmitted by the sensor used is provided with a sensor outer housing, is sensing
It is mounted with photoelectric conversion chip and integrated treatment chip in device shell, several light harvesting camera lenses are installed in sensor outer housing one end and are adopted
Collect optical signal, and be sent to photoelectric conversion chip by optic fibre wire and be converted into electric signal, then by integrated treatment chip into
Row processing, then the data of processing are accurate by detection data with bluetooth or infrared transmission mode by wireless signal transmission chip
Transmission come out, or be transmitted by data line interface and data conductor, current detection mode improved, to obtain
Accurate detection data is referred to and is used.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：
Fig. 1 is the subjective schematic structural cross-sectional view of the utility model；
Fig. 2 is the electrical logical relation schematic diagram of the utility model；
In figure：1, sensor outer housing；2, sealing-plug；3, optic fibre wire；4, light harvesting camera lens；5, PVC circuit boards；6, General Office
Manage chip；7, photoelectric conversion chip；8, wireless signal transmission chip；9, data line interface；10, reserve battery；11, data are led
Line.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figs. 1-2, the utility model provides a kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique, packet
Include sensor outer housing 1, optic fibre wire 3, PVC circuit boards 5, integrated treatment chip 6, photoelectric conversion chip 7, wireless signal transmission core
Piece 8 and data line interface 9, sensor outer housing 1 are a cylindrical tube bodies, and one end of sensor outer housing 1 is equipped with sealing-plug 2,
Through several optic fibre wires 3 are equipped in sealing-plug 2, the equal fitting in one end of several optic fibre wires 3 is equipped with light harvesting camera lens 4, senses
It is fitted into 1 inner cavity of device shell and PVC circuit boards 5 is installed, the middle part of PVC circuit boards 5 is electrically equipped with integrated treatment chip 6, PVC
One end of circuit board 5 is electrically equipped with several photoelectric conversion chips 7, and the other end of several optic fibre wires 3 corresponds to several
The electrical signal output interface at the light receiver end of photoelectric conversion chip 7, photoelectric conversion chip 7 is electrically connected integrated treatment chip 6
Signal input part, the other end of PVC circuit boards 5 is electrically equipped with wireless signal transmission chip 8 and data line interface 9, comprehensive
The signal output end of processing chip 6 is electrically connected and controls wireless signal transmission chip 8 and data line interface 9, data line interface 9
It plugs together and is electrically connected with data conductor 11.
Further, the bottom end of 1 inner cavity of the sensor outer housing is equipped with reserve battery 10, and reserve battery 10 passes through PVC electricity
Road plate 5 is electrically connected integrated treatment chip 6, photoelectric conversion chip 7 and wireless signal transmission chip 8 and data line interface 9.
Further, the avris of the inner cavity of sensor outer housing 1 and PVC circuit boards 5 is filled with rubber layer or layer of silica gel, rubber
Layer or layer of silica gel have the function of heat-insulating and shock-absorbing, to integrated treatment chip 6, photoelectric conversion chip 7 and wireless signal transmission chip 8
It is isolated and is protected.
Further, integrated treatment chip 6 is singlechip chip or MCU chip, and singlechip chip and MCU chip have signal
Receive capabilities and logical process function can receive external data-signal, then be handled signal accordingly.
Further, wireless signal transmission chip 8 is Bluetooth communication modules or infrared module, can be passed through integrated treatment
7 processed data of chip are transmitted to neighbouring control device with bluetooth transmission or Infrared Transmission pattern.
Further, sealing-plug 2 is made of rubber material or olefin material, has good sealing performance.
The utility model precise structure, easy to use, solving the sensor used in the boiler at present can not accurately
The problem of data of detection are transmitted is provided with a sensor outer housing 1, is mounted with that photoelectricity turns in sensor outer housing 1
Change chip 7 and integrated treatment chip 6, installing several light harvesting camera lenses 4 in 1 one end of sensor outer housing acquires optical signal, and passes through
Optic fibre wire 3 is sent to photoelectric conversion chip 7 and is converted into electric signal, is then handled by integrated treatment chip 6, then will place
Detection data is accurately transmitted by wireless signal transmission chip 8 with bluetooth or infrared transmission mode and is come out by the data of reason,
Or be transmitted by data line interface 9 and data conductor 11, it obtains accurate detection data and is referred to and used, therefore
With good practical value.
Finally it should be noted that：The preferred embodiment that these are only the utility model, is not limited to this practicality
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (6)
1. a kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique, including sensor outer housing (1), optic fibre wire (3),
PVC circuit boards (5), integrated treatment chip (6), photoelectric conversion chip (7), wireless signal transmission chip (8) and data line interface
(9), which is characterized in that the sensor outer housing (1) is a cylindrical tube body, and one end of the sensor outer housing (1) is set
There is sealing-plug (2), runs through in the sealing-plug (2) and be equipped with several optic fibre wires (3), several optic fibre wires (3)
The equal fitting in one end is equipped with light harvesting camera lens (4), is fitted into sensor outer housing (1) inner cavity and is equipped with the PVC circuit boards
(5), the middle part of the PVC circuit boards (5) is electrically equipped with the integrated treatment chip (6), and the one of the PVC circuit boards (5)
End is electrically equipped with several photoelectric conversion chips (7), and the other end of several optic fibre wires (3) corresponds to several
The electrical signal output interface at the light receiver end of the photoelectric conversion chip (7), the photoelectric conversion chip (7) is electrically connected institute
The signal input part of integrated treatment chip (6) is stated, the other end of the PVC circuit boards (5) is electrically equipped with the wireless signal
Transmission chip (8) and the data line interface (9), the signal output end of the integrated treatment chip (6) are electrically connected and control
The wireless signal transmission chip (8) and the data line interface (9), the data line interface (9) plug together and are electrically connected with
Data conductor (11).
2. a kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique according to claim 1, which is characterized in that
The bottom end of sensor outer housing (1) inner cavity is equipped with reserve battery (10), and the reserve battery (10) passes through the PVC circuits
Plate (5) is electrically connected the integrated treatment chip (6), the photoelectric conversion chip (7) and the wireless signal transmission chip (8)
With the data line interface (9).
3. a kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique according to claim 1, which is characterized in that
The inner cavity of the sensor outer housing (1) and the avris of the PVC circuit boards (5) are filled with rubber layer or layer of silica gel.
4. a kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique according to claim 1, which is characterized in that
The integrated treatment chip (6) is singlechip chip or MCU chip.
5. a kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique according to claim 1, which is characterized in that
The wireless signal transmission chip (8) is Bluetooth communication modules or infrared module.
6. a kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique according to claim 1, which is characterized in that
The sealing-plug (2) is made of rubber material or olefin material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721840109.1U CN207908358U (en) | 2017-12-25 | 2017-12-25 | A kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721840109.1U CN207908358U (en) | 2017-12-25 | 2017-12-25 | A kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207908358U true CN207908358U (en) | 2018-09-25 |
Family
ID=63568992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721840109.1U Expired - Fee Related CN207908358U (en) | 2017-12-25 | 2017-12-25 | A kind of distributed fiberoptic sensor based on optical fiber cavity attenuation and vibration technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207908358U (en) |
-
2017
- 2017-12-25 CN CN201721840109.1U patent/CN207908358U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20181225 |