CN107420391A - A kind of mounting process suitable for bridge cable fiber-optic grating sensor - Google Patents
A kind of mounting process suitable for bridge cable fiber-optic grating sensor Download PDFInfo
- Publication number
- CN107420391A CN107420391A CN201710202761.9A CN201710202761A CN107420391A CN 107420391 A CN107420391 A CN 107420391A CN 201710202761 A CN201710202761 A CN 201710202761A CN 107420391 A CN107420391 A CN 107420391A
- Authority
- CN
- China
- Prior art keywords
- fiber
- grating sensor
- optic grating
- stainless steel
- steel tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000008569 process Effects 0.000 title claims abstract description 23
- 239000003292 glue Substances 0.000 claims abstract description 31
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 29
- 239000010935 stainless steel Substances 0.000 claims abstract description 29
- 238000009434 installation Methods 0.000 claims abstract description 26
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
-
- 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
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
-
- 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
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
- G01D5/38—Forming the light into pulses by diffraction gratings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
It is as follows the step of its mounting process the invention discloses a kind of mounting process suitable for bridge cable fiber-optic grating sensor：A, when designing line structure, it is used as the passage of installation fiber-optic grating sensor in cable internal reservation stainless steel tube；B, prepare installation tool, carry out installation preparation；C, installation site of the fiber-optic grating sensor in cable is determined, mark is carried out on fiber-optic grating sensor and auxiliary stainless steel tube, glue quantity is calculated according to the length of sensing unit on fiber-optic grating sensor；D, the quantitative glue calculated is injected into auxiliary stainless steel tube, then auxiliary stainless steel tube is filled in reserved passageway, reached specified location, then the glue in stainless steel tube will be aided in squeeze into inside cable；E, extract auxiliary stainless steel tube out, fiber-optic grating sensor is filled in reserved passageway, reach specified location, stand and wait glue curing.The mounting process can be simple and efficient completion fiber-optic grating sensor installation.
Description
Technical field
The present invention relates to fiber-optic grating sensor installing area, and in particular to one kind is applied to bridge cable fiber grating and passed
The mounting process of sensor.
Background technology
The health status of monitoring bridge is most important in real time, can find the potential safety hazard of bridge in advance, can repair in time
Reason, evades the generation of accident.Bridge cable is the important component of bridge, and the sensor for cable health state-detection is also
The electronic sensor of point type is rested on, this kind of sensor has certain limitation, and affected by environment larger, short life, no
Beneficial to the state of long term monitoring cable.Electronic sensor is replaced using fiber-optic grating sensor, electronic sensor is just not present
Shortcoming, and measurement accuracy is also far above electronic sensor, can be with the state of significantly more efficient measurement bridge cable.How
Good installation and fixed sensor are the premises of measurement, the present invention is directed to propose a kind of bridge cable fiber grating that is applied to passes
The mounting process of sensor.
The content of the invention
In order to solve the above technical problems, we have proposed a kind of erector suitable for bridge cable fiber-optic grating sensor
Skill, the installation for the completion fiber-optic grating sensor that the mounting process can be simple and efficient.
To reach above-mentioned purpose, technical scheme is as follows：One kind is applied to bridge cable fiber-optic grating sensor
Mounting process, it is as follows the step of its mounting process：A, it is stainless in bridge cable internal reservation when designing bridge cable structure
Steel pipe is used as the passage of installation fiber-optic grating sensor；B, prepare installation tool, carry out preparation before installation；C, optical fiber is determined
Installation site of the grating sensor in bridge cable, mark is carried out on fiber-optic grating sensor and auxiliary stainless steel tube,
Glue quantity is calculated according to the length of sensing unit on fiber-optic grating sensor；D, the quantitative glue calculated is injected and aided in
Stainless steel tube, then auxiliary stainless steel tube is filled in reserved passageway, specified location is reached, then will aid in the glue in stainless steel tube
Water is squeezed into inside bridge cable；E, extract auxiliary stainless steel tube out, fiber-optic grating sensor is filled in reserved passageway, reach and specify
Position, stand and wait glue curing to carry.
Preferably, in glue injection auxiliary stainless steel tube, to squeezing into inside bridge cable, then to optical fiber grating sensing
Device is installed, and to be operated and be completed within the glue solidifies time, usually 5-10 minutes, be grasped according to the characteristic of different model glue
Make.
Preferably, the fiber-optic grating sensor avoids coming as far as possible after stretching into inside bridge cable and reaching injecting glue position
Pumpback is pulled out, rotary motion, in case the stickup of fiber-optic grating sensor glue is uneven.
Preferably, after the fiber-optic grating sensor installation, bridge cable needs to stand more than 24 hours just can be with
Carry.
The invention has the advantages that a kind of mounting process suitable for bridge cable fiber-optic grating sensor is provided,
The mounting process is easy to operate, substantially increases the efficiency of installation, by this mounting process, substantially increases the effect of installation,
Improve the service life of fiber-optic grating sensor.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is that a kind of mounting structure suitable for bridge cable fiber-optic grating sensor disclosed in the embodiment of the present invention shows
It is intended to；
Fig. 2 is the structural representation of the fiber-optic grating sensor disclosed in the embodiment of the present invention；
Fig. 3 is the structural representation of the auxiliary stainless steel tube disclosed in the embodiment of the present invention.
In figure：1st, reinforcing bar 2, stainless steel tube 3, sensing unit installation site 4, bridge cable 5, fiber grating inside cable
Sensor 6, auxiliary stainless steel tube
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
With reference to embodiment and embodiment, the present invention is further detailed explanation.
As shown in Figure 1, Figure 2 and Figure 3, a kind of mounting process suitable for bridge cable fiber-optic grating sensor, it is installed
The step of technique, is as follows：A, when designing 4 structure of bridge cable, it is used as installation light in the internal reservation stainless steel tube 2 of bridge cable 4
The passage of fiber grating sensor 5；B, prepare installation tool, carry out preparation before installation；C, determine that fiber-optic grating sensor 5 exists
Installation site in bridge cable 4, mark is carried out on fiber-optic grating sensor 5 and auxiliary stainless steel tube 6, according to optical fiber light
The length of sensing unit calculates glue quantity on gate sensor 5；D, the quantitative glue calculated is injected into auxiliary stainless steel tube
6, then auxiliary stainless steel tube 6 is filled in reserved passageway, specified location is reached, then the glue in stainless steel tube 6 will be aided in beat
Enter inside bridge cable 4；E, extract auxiliary stainless steel tube 6 out, fiber-optic grating sensor 5 is filled in reserved passageway, reach and specify
Position, stand and wait glue curing to carry.
In glue injection auxiliary stainless steel tube 6, pacify to squeezing into inside bridge cable 4, then to fiber-optic grating sensor 5
Dress, to operate and complete within the glue solidifies time, usually 5-10 minutes, be operated according to the characteristic of different model glue.
The fiber-optic grating sensor 5 avoids carrying out pumpback as far as possible after stretching into inside bridge cable 4 and reaching injecting glue position
Pull out, rotary motion, in case the stickup of the glue of fiber-optic grating sensor 5 is uneven.
After the installation of fiber-optic grating sensor 5, bridge cable 4, which needs to stand more than 24 hours, can just carry.
The invention has the advantages that a kind of mounting process suitable for bridge cable fiber-optic grating sensor is provided,
The mounting process is easy to operate, substantially increases the efficiency of installation, by this mounting process, substantially increases the effect of installation,
Improve the service life of fiber-optic grating sensor.
Above-described is only that a kind of mounting process suitable for bridge cable fiber-optic grating sensor of the invention is preferred
Embodiment, it is noted that for the person of ordinary skill of the art, do not departing from the premise of the invention design
Under, various modifications and improvements can be made, these belong to protection scope of the present invention.
Claims (4)
1. a kind of mounting process suitable for bridge cable fiber-optic grating sensor, it is characterised in that the step of its mounting process
It is as follows：A, when designing bridge cable structure, it is used as installation fiber-optic grating sensor in bridge cable internal reservation stainless steel tube
Passage；B, prepare installation tool, carry out preparation before installation；C, peace of the fiber-optic grating sensor in bridge cable is determined
Holding position, mark is carried out on fiber-optic grating sensor and auxiliary stainless steel tube, according to sensing unit on fiber-optic grating sensor
Length calculate glue quantity；D, the quantitative glue calculated is injected into auxiliary stainless steel tube, then stainless steel tube will be aided in
Fill in reserved passageway, reach specified location, then the glue in stainless steel tube will be aided in squeeze into inside bridge cable；E, extract out
Stainless steel tube is aided in, fiber-optic grating sensor is filled in reserved passageway, reaches specified location, stands and waits glue curing can
Carry.
2. a kind of mounting process suitable for bridge cable fiber-optic grating sensor according to claim 1, its feature exist
In, in glue injection auxiliary stainless steel tube, installed to squeezing into inside bridge cable, then to fiber-optic grating sensor, be
The glue solidifies, and time interior operation is completed, and usually 5-10 minutes, is operated according to the characteristic of different model glue.
3. a kind of mounting process suitable for bridge cable fiber-optic grating sensor according to claim 1, its feature exist
After, the fiber-optic grating sensor is stretching into inside bridge cable and reaches injecting glue position, withdrawing back and forth is avoided as far as possible, rotation turns
It is dynamic, in case the stickup of fiber-optic grating sensor glue is uneven.
4. a kind of mounting process suitable for bridge cable fiber-optic grating sensor according to claim 1, its feature exist
In after the fiber-optic grating sensor installation, bridge cable, which needs to stand more than 24 hours, can just carry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710202761.9A CN107420391A (en) | 2017-03-30 | 2017-03-30 | A kind of mounting process suitable for bridge cable fiber-optic grating sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710202761.9A CN107420391A (en) | 2017-03-30 | 2017-03-30 | A kind of mounting process suitable for bridge cable fiber-optic grating sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107420391A true CN107420391A (en) | 2017-12-01 |
Family
ID=60423384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710202761.9A Pending CN107420391A (en) | 2017-03-30 | 2017-03-30 | A kind of mounting process suitable for bridge cable fiber-optic grating sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107420391A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238710A (en) * | 2020-01-13 | 2020-06-05 | 武汉理工大学 | Bridge cable force state monitoring device and monitoring method based on weak grating array |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607611A (en) * | 2012-03-22 | 2012-07-25 | 华南理工大学 | Embedded type double-layer packaging fiber bragg grating sensor and manufacturing method thereof |
| CN202401396U (en) * | 2011-09-03 | 2012-08-29 | 江苏法尔胜泓昇集团有限公司 | Intelligent cable capable of sensing internal humidity for bridge |
| DE102012015963A1 (en) * | 2011-09-29 | 2013-04-04 | Brandes Gmbh | crimp |
| CN103852190A (en) * | 2012-12-04 | 2014-06-11 | 中国科学院光电研究院 | Fiber bragg grating sensor for measuring temperature in ArF excimer laser cavity |
| CN204758164U (en) * | 2015-07-15 | 2015-11-11 | 杭州聚华光电科技有限公司 | Fiber grating stainless steel temperature sensor |
| CN204831618U (en) * | 2015-07-21 | 2015-12-02 | 北京品傲光电科技有限公司 | High sensitivity temperature sensor for meteorological phenomena |
-
2017
- 2017-03-30 CN CN201710202761.9A patent/CN107420391A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202401396U (en) * | 2011-09-03 | 2012-08-29 | 江苏法尔胜泓昇集团有限公司 | Intelligent cable capable of sensing internal humidity for bridge |
| DE102012015963A1 (en) * | 2011-09-29 | 2013-04-04 | Brandes Gmbh | crimp |
| CN102607611A (en) * | 2012-03-22 | 2012-07-25 | 华南理工大学 | Embedded type double-layer packaging fiber bragg grating sensor and manufacturing method thereof |
| CN103852190A (en) * | 2012-12-04 | 2014-06-11 | 中国科学院光电研究院 | Fiber bragg grating sensor for measuring temperature in ArF excimer laser cavity |
| CN204758164U (en) * | 2015-07-15 | 2015-11-11 | 杭州聚华光电科技有限公司 | Fiber grating stainless steel temperature sensor |
| CN204831618U (en) * | 2015-07-21 | 2015-12-02 | 北京品傲光电科技有限公司 | High sensitivity temperature sensor for meteorological phenomena |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238710A (en) * | 2020-01-13 | 2020-06-05 | 武汉理工大学 | Bridge cable force state monitoring device and monitoring method based on weak grating array |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |