CN205317370U - Optic fibre gas temperature sensing system based on conflagration automatic alarm - Google Patents
Optic fibre gas temperature sensing system based on conflagration automatic alarm Download PDFInfo
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- CN205317370U CN205317370U CN201521071825.9U CN201521071825U CN205317370U CN 205317370 U CN205317370 U CN 205317370U CN 201521071825 U CN201521071825 U CN 201521071825U CN 205317370 U CN205317370 U CN 205317370U
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- alarm
- light source
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- server
- smoke
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Abstract
The utility model relates to an optic fibre gas temperature sensing system based on conflagration automatic alarm is refered in particular to in the sensor field, the utility model discloses a fiber grating temperature sensor, fiber grating smoke transducer, optic fibre, the coupler, broadband light source, light detector, the light source demodulator, tunable F -P wave filter, the spectral analysis appearance, a signal processo, the server, temperature alarm, smoke alarm and conflagration controller, measured object and fiber grating temperature sensor and fiber grating smoke transducer response, respond to the signal rethread coupler that, light detector, the spectral analysis appearance is given in the last transmission of light source demodulator and tunable F -P wave filter, sampling and analysis through the spectral analysis appearance, signal processor is given in transmission at last, signal processor transmits for the server, at this moment, temperature alarm, corresponding reaction is made through the information of server to smoke alarm and conflagration controller, the utility model discloses anti -electromagnetic interference is strong, the measuring frequency band width, and sensitivity is high, and is small.
Description
Technical field
This utility model relates to a kind of sensor field, refers in particular to a kind of optical fiber cigarette temperature sensor-based system based on automatic fire alarm.
Background technology
Sensor currently on the market is all adopt photoelectric sensor, and this kind of sensor not only needs to connect circuit arrangement, and the effect of anti-electromagnetic interference is not as, it is easy to because extraneous electromagnetic interference makes the sensitivity decrease of sensor, and fault rate is higher, circuit is complicated, and investigative range is little.
Summary of the invention
The purpose of this utility model is in that for the deficiencies in the prior art, it is provided that a kind of optical fiber cigarette temperature sensor-based system based on automatic fire alarm, this utility model simple in construction, the bandwidth of measurement, highly sensitive, electromagnetism interference, Residuated Lattice is strong.
A kind of optical fiber cigarette temperature sensor-based system based on automatic fire alarm of this utility model is achieved through the following technical solutions:
A kind of optical fiber cigarette temperature sensor-based system based on automatic fire alarm, including fiber-optical grating temperature sensor, fiber grating Smoke Sensor, optical fiber, bonder, wideband light source, photo-detector, light source demodulation device, tunable TEA CO2 laser, spectroanalysis instrument, signal processor, server, temperature alarm, smoke alarm and fire control device, described measured object is contacted be connected with bonder by optical fiber with fiber-optical grating temperature sensor and fiber grating Smoke Sensor, bonder and wideband light source, photo-detector and light source demodulation device connect, light source demodulation device is connected with tunable TEA CO2 laser, tunable TEA CO2 laser is connected with photo-detector, photo-detector connects in spectroanalysis instrument, spectroanalysis instrument is connected with signal processor, signal processor is connected with server, server and temperature alarm, smoke alarm and fire control device connect.
Described fiber-optical grating temperature sensor and fiber grating Smoke Sensor are for being connected in series, and photo-detector and light source demodulation device are connected in parallel by bonder, and two photo-detectors are finally connected in parallel on spectroanalysis instrument.
The beneficial effects of the utility model: this utility model passes through the measured object sensing with fiber-optical grating temperature sensor and fiber grating Smoke Sensor again through photo-detector, light source demodulation device and tunable TEA CO2 laser are eventually transferred to spectroanalysis instrument, by the sampling of spectroanalysis instrument and analysis, it is eventually transferred to signal processor, signal processor is transferred to server, temperature alarm, smoke alarm and fire control device make corresponding reaction by the information of server, this utility model electromagnetism interference is strong, the bandwidth measured, highly sensitive, volume is little, lightweight, geometry is plastic, practicality is high.
Below in conjunction with the detailed description of the invention of accompanying drawing illustrated embodiment, foregoing of the present utility model is described in further detail again.
Accompanying drawing explanation
Fig. 1 is the system diagram of a kind of optical fiber cigarette temperature sensor-based system based on automatic fire alarm of this utility model.
1 is fiber-optical grating temperature sensor, and 2 is fiber grating Smoke Sensor, and 3 is optical fiber.
Detailed description of the invention
The embodiment of a kind of optical fiber cigarette temperature sensor-based system based on automatic fire alarm of the present utility model is as shown in Figure 1, including fiber-optical grating temperature sensor, fiber grating Smoke Sensor, optical fiber, bonder, wideband light source, photo-detector, light source demodulation device, tunable TEA CO2 laser, spectroanalysis instrument, signal processor, server, temperature alarm, smoke alarm and fire control device, it is characterized in that: measured object is contacted be connected with bonder by optical fiber with fiber-optical grating temperature sensor and fiber grating Smoke Sensor, bonder and wideband light source, photo-detector and light source demodulation device connect, light source demodulation device is connected with tunable TEA CO2 laser, tunable TEA CO2 laser is connected with photo-detector, photo-detector connects in spectroanalysis instrument, spectroanalysis instrument is connected with signal processor, signal processor is connected with server, server and temperature alarm, smoke alarm and fire control device connect.
Wideband light source is connected with bonder by optical cable, light wave is arrived fiber-optical grating temperature sensor and fiber grating Smoke Sensor by bonder by optical fiber, measured object and fiber-optical grating temperature sensor and the sensing of fiber grating Smoke Sensor, the signal induced is again through bonder, photo-detector, light source demodulation device and tunable TEA CO2 laser are eventually transferred to spectroanalysis instrument, by the sampling of spectroanalysis instrument and analysis, it is eventually transferred to signal processor, signal processor is transferred to server, at this moment temperature alarm, smoke alarm and fire control device make corresponding reaction by the information of server.
Claims (2)
1. the optical fiber cigarette temperature sensor-based system based on automatic fire alarm, including fiber-optical grating temperature sensor, fiber grating Smoke Sensor, optical fiber, bonder, wideband light source, photo-detector, light source demodulation device, tunable TEA CO2 laser, spectroanalysis instrument, signal processor, server, temperature alarm, smoke alarm and fire control device, it is characterized in that: measured object is contacted be connected with bonder by optical fiber with fiber-optical grating temperature sensor and fiber grating Smoke Sensor, bonder and wideband light source, photo-detector and light source demodulation device connect, light source demodulation device is connected with tunable TEA CO2 laser, tunable TEA CO2 laser is connected with photo-detector, photo-detector connects in spectroanalysis instrument, spectroanalysis instrument is connected with signal processor, signal processor is connected with server, server and temperature alarm, smoke alarm and fire control device connect.
2. a kind of optical fiber cigarette temperature sensor-based system based on automatic fire alarm according to claim 1, it is characterized in that: described fiber-optical grating temperature sensor and fiber grating Smoke Sensor are for being connected in series, photo-detector and light source demodulation device are connected in parallel by bonder, and two photo-detectors are finally connected in parallel on spectroanalysis instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071825.9U CN205317370U (en) | 2015-12-21 | 2015-12-21 | Optic fibre gas temperature sensing system based on conflagration automatic alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071825.9U CN205317370U (en) | 2015-12-21 | 2015-12-21 | Optic fibre gas temperature sensing system based on conflagration automatic alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205317370U true CN205317370U (en) | 2016-06-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521071825.9U Expired - Fee Related CN205317370U (en) | 2015-12-21 | 2015-12-21 | Optic fibre gas temperature sensing system based on conflagration automatic alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205317370U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110068532A (en) * | 2019-04-18 | 2019-07-30 | 深圳晶点光科有限公司 | Built-in light splitting optical fiber does the point-type optical fiber smoke fire detector of signal designation |
| CN116328243A (en) * | 2023-02-07 | 2023-06-27 | 国网湖北省电力有限公司技术培训中心 | Dormitory local fireproof method and device based on optical fiber sensor |
-
2015
- 2015-12-21 CN CN201521071825.9U patent/CN205317370U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110068532A (en) * | 2019-04-18 | 2019-07-30 | 深圳晶点光科有限公司 | Built-in light splitting optical fiber does the point-type optical fiber smoke fire detector of signal designation |
| CN110068532B (en) * | 2019-04-18 | 2024-03-05 | 浙江东方职业技术学院 | Point-type optical fiber smoke-sensing fire detector with built-in light splitting optical fiber for signal indication |
| CN116328243A (en) * | 2023-02-07 | 2023-06-27 | 国网湖北省电力有限公司技术培训中心 | Dormitory local fireproof method and device based on optical fiber sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160615 Termination date: 20181221 |