CN206945168U - A kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology - Google Patents
A kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology Download PDFInfo
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- CN206945168U CN206945168U CN201720820015.1U CN201720820015U CN206945168U CN 206945168 U CN206945168 U CN 206945168U CN 201720820015 U CN201720820015 U CN 201720820015U CN 206945168 U CN206945168 U CN 206945168U
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- China
- Prior art keywords
- optical fiber
- light source
- gaas
- control unit
- spectral analysis
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Abstract
The utility model embodiment discloses a kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology, including switch cabinet body, optical fiber, spectral analysis device, main control unit, light source, fiber coupler and GaAs sensor, GaAs sensor is provided with the switch cabinet body, the switch cabinet body is connected with fiber coupler, it is connected respectively with light source and spectral analysis device on the right side of the fiber coupler, the main control unit is connected with light source and spectral analysis device.The beneficial effect of the utility model is to be used as sensor by gallium arsenide semiconductor crystal, according to the characteristic of GaAs, effectively raises the accuracy of detection.
Description
Technical field
It the utility model is related to electrical equipment technical field, more particularly to a kind of switch cubicle optical fiber based on GaAs Technology
Temperature measuring equipment.
Background technology
Whole switch cubicle field of temperature measurement depends primarily on the direct measurement of sensor at present, and selected sensor is difficult to completely
Sufficient life-span, the requirement of precision, such as fluorescence decay technology, mainly by the attenuation rate of fluorescence, to carry out temperature survey, diode
The service life of light source driving is short, and the unstable of fluorescence decay brings the inaccurate of temperature-measuring results.So design one kind uses the longevity
Life length, the appearance of the high temperature measuring equipment of precision is necessary.
Utility model content
The utility model provides a kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology, can solve prior art
The problem of middle.
The utility model provides a kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology, including switch cubicle sheet
Body, optical fiber, spectral analysis device, main control unit, light source, fiber coupler and GaAs sensor, in the switch cabinet body
Be provided with GaAs sensor, the switch cabinet body is connected with fiber coupler, on the right side of the fiber coupler respectively with
Light source is connected with spectral analysis device, and the main control unit is connected with light source and spectral analysis device.
It is preferred that the optical fiber is multimode fibre.
It is preferred that the fiber coupler is transmitted with switch cabinet body by optical fiber bidirectional.
It is preferred that the light source and spectral analysis device and fiber coupler one-way transmission.
It is preferred that the main control unit is transferred to light with the transmission means of light source and spectral analysis device for main control unit
Source, spectral analysis device are transferred to main control unit.
In the utility model embodiment, there is provided a kind of new switch cubicle light temperature measuring equipment, pass through GaAs medium pair
The characteristic of the absorption/reflection of light.Gallium arsenide semiconductor crystal can produce measurable optical signal at different temperature, with temperature
The rise and reduction of degree, the reflectance spectrum of gallium arsenide change.Light caused by light source is after coupler acts on by arsenic
Gallium probe sensor captures, and the light source degree absorbed of being popped one's head in by GaAs is different under different temperatures, and sensor is according to the spy of light source
Property reflect different spectrum, by spectral analysis device i.e. can obtain the spectrogram reacted under different temperatures, be sent to master control list
Member, that is, temperature conditions is obtained, design of the present utility model uses GaAs sensor technology, and GaAs sensor has component simple
Single, principle can meet the requirement of switch cubicle high temperature and long-play easily and the characteristics of long lifespan.Using optical fiber technology,
I.e. in order to transmit the stability of data while can also reduce the loss of optical signal transmission.Electric current can be eliminated using spectral technique to make an uproar
The ambient noise of the external disturbances such as sound, reset noise, amplification noise.
Brief description of the drawings
Fig. 1 is elementary diagram of the present utility model.
Description of reference numerals：1, switch cabinet body, 2, optical fiber, 3, spectral analysis device, 4, main control unit, 5, light source, 6,
Fiber coupler, 7, GaAs sensor.
Embodiment
Below in conjunction with the accompanying drawings, an embodiment of the present embodiment is described in detail, it is to be understood that this reality
Do not limited with new protection domain by embodiment.
A kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology that the present embodiment provides, as shown in figure 1, including opening
Close cabinet body 1, optical fiber 2, spectral analysis device 3, main control unit 4, light source 5, fiber coupler 6 and GaAs sensor 7, optical fiber
2 be multimode fibre, and GaAs sensor 7, the switch cabinet body 1 and fiber coupler 6 are provided with the switch cabinet body 1
It is connected, the right side of fiber coupler 6 is connected with light source 5 and spectral analysis device 3 respectively, the main control unit 4 and light
Source 5 is connected with spectral analysis device 3.Fiber coupler 6 passes through the transmitted in both directions of optical fiber 2, light source 5 and light with switch cabinet body 1
Analytical equipment 3 and the one-way transmission of fiber coupler 6 are composed, the transmission means of main control unit 4 and light source 5 and spectral analysis device 3 is
Main control unit 4 is transferred to light source 5, and spectral analysis device 3 is transferred to main control unit 4.
Operation principle：Light caused by light source is captured after coupler acts on by GaAs probe sensor, under different temperatures
Light source is popped one's head in by GaAs, and the degree absorbed is different, and sensor goes out different spectrum according to the characteristic reactions of light source, passes through spectrum
Analytical equipment is that can obtain the spectrogram reacted under different temperatures, is sent to main control unit, that is, obtains temperature conditions.Idiographic flow
For：Main control unit to light source transmission signal, is opened the light of different brightness, then transmitted by fiber coupler according to demand
Onto GaAs sensor, the light of the different brightness captured by GaAs sensor, analyzed, then by optical fiber
Fiber coupler is transferred to, is then transferred to again on spectral analysis device, the not equality of temperature so passed through after spectral analysis device
The spectrum analysis chart of degree is transferred to main control unit again.
Disclosed above is only specific embodiment of the utility model, and still, the utility model embodiment is not limited to
This, the changes that any person skilled in the art can think of should all fall into the scope of protection of the utility model.
Claims (5)
1. a kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology, including switch cabinet body（1）, optical fiber（2）, spectrum point
Analysis apparatus（3）, main control unit（4）, light source（5）, fiber coupler（6）With GaAs sensor（7）, it is characterised in that：It is described
Switch cabinet body（1）Inside it is provided with GaAs sensor（7）, the switch cabinet body（1）With fiber coupler（6）It is connected,
The fiber coupler（6）Right side respectively with light source（5）And spectral analysis device（3）It is connected, the main control unit（4）With light
Source（5）And spectral analysis device（3）It is connected.
2. the switch cubicle optical fiber temperature-measurement device based on GaAs Technology as claimed in claim 1, it is characterised in that the optical fiber
（2）For multimode fibre.
3. the switch cubicle optical fiber temperature-measurement device based on GaAs Technology as claimed in claim 1, it is characterised in that the optical fiber
Coupler（6）With switch cabinet body（1）Pass through optical fiber（2）Transmitted in both directions.
4. the switch cubicle optical fiber temperature-measurement device based on GaAs Technology as claimed in claim 1, it is characterised in that the light source
（5）And spectral analysis device（3）With fiber coupler（6）One-way transmission.
5. the switch cubicle optical fiber temperature-measurement device based on GaAs Technology as claimed in claim 1, it is characterised in that the master control
Unit（4）With light source（5）And spectral analysis device（3）Transmission means be main control unit（4）It is transferred to light source（5）, spectrum point
Analysis apparatus（3）It is transferred to main control unit（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720820015.1U CN206945168U (en) | 2017-07-07 | 2017-07-07 | A kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720820015.1U CN206945168U (en) | 2017-07-07 | 2017-07-07 | A kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206945168U true CN206945168U (en) | 2018-01-30 |
Family
ID=61369122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720820015.1U Expired - Fee Related CN206945168U (en) | 2017-07-07 | 2017-07-07 | A kind of switch cubicle optical fiber temperature-measurement device based on GaAs Technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206945168U (en) |
-
2017
- 2017-07-07 CN CN201720820015.1U patent/CN206945168U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Cubical switchboard optic fibre temperature measuring device based on gaAs technique Effective date of registration: 20190902 Granted publication date: 20180130 Pledgee: Nanjing Bank Co., Ltd. Nanjing North Branch Pledgor: Jiangsu Yi Power Technology Co. Ltd. Registration number: Y2019320000112 |
|
| 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: 20180130 Termination date: 20210707 |