CN201387376Y - Deflection monitoring system - Google Patents
Deflection monitoring system Download PDFInfo
- Publication number
- CN201387376Y CN201387376Y CN200920084314U CN200920084314U CN201387376Y CN 201387376 Y CN201387376 Y CN 201387376Y CN 200920084314 U CN200920084314 U CN 200920084314U CN 200920084314 U CN200920084314 U CN 200920084314U CN 201387376 Y CN201387376 Y CN 201387376Y
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- sensor
- signal processor
- communicating pipe
- deflection
- monitoring system
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Abstract
The utility model relates to a deflection monitoring system which comprises a signal processor (6), a signal transforming device (5), a data wire (8), a monitor (7) and a sensor (1), wherein the signal transforming device (5) is connected with the signal processor (6) through the data wire (8), and the signal processor (6) is connected with the monitor (7). The deflection monitoring system is characterized by further comprising a communicating pipe device (2) and a liquid level retainer (4) connected therewith, wherein the sensor (1) is arranged in the communicating pipe device (2) and connected with the signal transforming device (5) through an optical fiber (3); and the sensor (1) is a fiber grating deflection sensor. The deflection monitoring system is formed by adopting the fiber grating deflection sensor, the signal transforming device and the signal processor, is characterized by long-time good stability, high sensitivity, anti-interference performance, and anti-corrosion effect, and is not influenced by climatic environment.
Description
Technical field
The utility model relates to a kind of monitoring system, especially a kind of flexiblity monitor system.
Background technology
Traditional flexiblity monitor system not only is subjected to the interference of environmental factor easily, and measurement range is limited, and precision is not high.The utility model adopts fiber grating amount of deflection sensor, chromacoder and signal processor to constitute flexiblity monitor system, has the advantages that long-time stability are good, highly sensitive, anti-interference, corrosion-resistant, be not subjected to the weather environmental impact.
The utility model content
The purpose of this utility model is to provide a kind of flexiblity monitor system.
The technical solution of the utility model is: a kind of flexiblity monitor system, it comprises signal processor (6), chromacoder (5), data line (8), display (7), sensor (1), chromacoder (5) is connected with signal processor (6) by data line (8), signal processor (6) is connected with display (7), it is characterized in that: also comprise communicating pipe device (2) and the liquid level retainer (4) that is connected with communicating pipe device (2); Described sensor (1) is installed in the inside of communicating pipe device (2), and sensor (1) joins by optical fiber (3) and chromacoder (5); Described sensor (1) is a fiber grating amount of deflection sensor.
The beneficial effects of the utility model are: adopt fiber grating amount of deflection sensor, chromacoder and signal processor to constitute flexiblity monitor system, have the advantages that long-time stability are good, highly sensitive, anti-interference, corrosion-resistant, be not subjected to the weather environmental impact.
Description of drawings
Below in conjunction with drawings and Examples further to the utility model explanation.
Fig. 1 is a front view of the present utility model.
Fig. 2 is a schematic diagram of the present utility model.
Wherein 1-fiber grating amount of deflection sensor, 2-communicating pipe device, 3-optical fiber, 4-liquid level retainer, 5-chromacoder, 6-signal processor, 7-display, 8-data line, 9-optical fiber grating sensing element, 10-liquid.
Embodiment
In Fig. 1, embodiment shown in Figure 2, a kind of flexiblity monitor system, it comprises signal processor (6), chromacoder (5), data line (8), display (7), sensor (1), chromacoder (5) is connected with signal processor (6) by data line (8), and signal processor (6) is connected with display (7); Described communicating pipe device (2) and the liquid level retainer (4) that is connected with communicating pipe device (2); Described sensor (1) is installed in the inside of communicating pipe device (2), and sensor (1) joins by optical fiber (3) and chromacoder (5); Described sensor (1) is a fiber grating amount of deflection sensor.
Can adopt one group of fiber grating amount of deflection sensor that a plurality of points are monitored in real time in the present embodiment.Described communicating pipe device (2) and liquid level retainer (4) form first-class elevation surface level; When by geodesic structure generation vertical displacement, the liquid level of fiber grating amount of deflection sensor internal liquid (10) changes, suffered buoyancy generation respective change, thereby cause that fiber grating amount of deflection sensor (1) internal optical fiber grating sensing element (9) grating pitch changes, then the reflected light frequency in the optical fiber (3) changes.
Chromacoder (5) can convert the reflected light signal in the optical fiber (3) to digital signal, and be input in the signal processor (6) by data line (8), signal processor (6) is used internal software data is carried out analyzing and processing, and generation sag curve and form also outputs on the display (7).
Claims (2)
1. flexiblity monitor system, it comprises signal processor (6), chromacoder (5), data line (8), display (7), sensor (1), chromacoder (5) is connected with signal processor (6) by data line (8), signal processor (6) is connected with display (7), it is characterized in that: also comprise communicating pipe device (2) and the liquid level retainer (4) that is connected with communicating pipe device (2); Described sensor (1) is installed in the inside of communicating pipe device (2), and sensor (1) joins by optical fiber (3) and chromacoder (5).
2. a kind of flexiblity monitor system according to claim 1 is characterized in that: described sensor (1) is a fiber grating amount of deflection sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920084314U CN201387376Y (en) | 2009-03-24 | 2009-03-24 | Deflection monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920084314U CN201387376Y (en) | 2009-03-24 | 2009-03-24 | Deflection monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201387376Y true CN201387376Y (en) | 2010-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920084314U Expired - Fee Related CN201387376Y (en) | 2009-03-24 | 2009-03-24 | Deflection monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201387376Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102323024A (en) * | 2011-05-31 | 2012-01-18 | 上海交通大学 | Vortex-induced vibration test, measurement and analysis system for deep-sea flexible riser model |
| CN102914289A (en) * | 2012-10-10 | 2013-02-06 | 江苏中江物联网科技有限公司 | Brillouin distributed optical fiber sensing based structural deflection and subsidence monitoring system |
| CN104089602A (en) * | 2014-07-11 | 2014-10-08 | 中冶建筑研究总院有限公司 | Method for measuring dynamic deflection through fiber grating differential pressure gauges |
| CN106091971A (en) * | 2016-06-08 | 2016-11-09 | 武汉理工大学 | The linear on-line monitoring system of Longspan Bridge based on fiber grating and monitoring method |
| CN107014324A (en) * | 2017-06-01 | 2017-08-04 | 广州文冲船厂有限责任公司 | Torsion resistance measurement apparatus and method |
| CN110132160A (en) * | 2019-06-19 | 2019-08-16 | 厦门大学 | A kind of Measurement Methods Of Bridge Deflection using optical fiber source |
-
2009
- 2009-03-24 CN CN200920084314U patent/CN201387376Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102323024A (en) * | 2011-05-31 | 2012-01-18 | 上海交通大学 | Vortex-induced vibration test, measurement and analysis system for deep-sea flexible riser model |
| CN102914289A (en) * | 2012-10-10 | 2013-02-06 | 江苏中江物联网科技有限公司 | Brillouin distributed optical fiber sensing based structural deflection and subsidence monitoring system |
| CN104089602A (en) * | 2014-07-11 | 2014-10-08 | 中冶建筑研究总院有限公司 | Method for measuring dynamic deflection through fiber grating differential pressure gauges |
| CN106091971A (en) * | 2016-06-08 | 2016-11-09 | 武汉理工大学 | The linear on-line monitoring system of Longspan Bridge based on fiber grating and monitoring method |
| CN107014324A (en) * | 2017-06-01 | 2017-08-04 | 广州文冲船厂有限责任公司 | Torsion resistance measurement apparatus and method |
| CN110132160A (en) * | 2019-06-19 | 2019-08-16 | 厦门大学 | A kind of Measurement Methods Of Bridge Deflection using optical fiber source |
| CN110132160B (en) * | 2019-06-19 | 2024-03-29 | 厦门大学 | Bridge deflection measuring method adopting optical fiber light source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100120 Termination date: 20110324 |