CN106052582A - Packaging device and packaging method of fiber grating curve-shaped sensor - Google Patents
Packaging device and packaging method of fiber grating curve-shaped sensor Download PDFInfo
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- CN106052582A CN106052582A CN201610337778.0A CN201610337778A CN106052582A CN 106052582 A CN106052582 A CN 106052582A CN 201610337778 A CN201610337778 A CN 201610337778A CN 106052582 A CN106052582 A CN 106052582A
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- fiber grating
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- curve shape
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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Abstract
The invention discloses a packaging device and packaging method of a fiber grating curve-shaped sensor. The packaging device comprises a lead screw nut platform tightening device, a pull force sensor, a support device, a clamping device, calibrating blocks, a base material fiber grating packaging body and a base. The fiber grating curve-shaped sensor comprises a nickel titanium memory alloy wire, a fiber grating fixing sleeve and a fiber grating set. Forty segments of grooves are carved in the nickel titanium memory alloy wire. The fiber grating set comprises four optical fibers carved with grating points. For an existing long and thin flexible rod three-dimensional space positioning sensor, the sensor is packaged in a standard way on the premise that the detection principle is not changed, and the memory alloy wire and fixing sleeve in the sensor are optimized, so that packaging precision optimization is realized.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments diagnostic techniques, particularly relate to a kind of fiber grating curve shape sensor
Packaging system and method for packing.
Background technology
In recent years, sending out along with subjects such as Mechatronic Engineering technology, intelligent sensing technology, biomedical engineering technologies
Exhibition, the function of conventional appliances is greatly enhanced.In micro-wound surgical operation, endoscope is by as a kind of important diagnostor
Tool, has high value in terms of visiting pathological changes.During colonoscopy, owing to there is multiple bend, and doctor exists
Operation process can not be predicted the shape of endoscope.During deeply, mirror body is susceptible to swipe the even danger such as puncturing tissue
And the situation of patients ' lives.It is therefore desirable to the endoscope-shape in human pipeline is detected.Fiber-optic grating sensor is
Solve endoscope-shape perception and provide a feasible path.Medical robot seminar of Shanghai University is the most right
Intelligent endoscope sensory perceptual system based on fiber grating has carried out a series of research.
The patent " flexible endoscope three-D curved line shape testing device and method " of Patent No. 200510025854.6 is retouched
Having stated a kind of endoscope three-dimensional detection system, this system is by flexible detecting rod, fiber grating demodulation equipment and computer connection
Becoming, on flexible detecting rod, axially disposed two many groups fiber gratings becoming a group, constitute sensing network.By sensor mark
Fixed, wavelength data collection, draw the steps such as curve shape and realize the real-time detection to mirror shape.
The patent " endoscopic main body in medical use 3 D positioning system " of Patent No. 200620047636.2 describes one to be made
With the endoscopic main body localization method of ccd video camera.This system comprises two CCD camera, one piece of image pick-up card, one piece of shooting
Machine scaling board, endoscope and adjunct platform thereof and a computer.Photographic head is arranged on endoscope originally by demarcating and identifying
Index point display appearance shape on body.
The patent " spatial shape detecting device of thin long flexible rod and method " of Patent No. 200710043767.2 is concrete
Describe a kind of shape sensor device.This device arranges the grating array of one group of four optical fiber composition on thin long flexible rod,
Fiber Bragg grating (FBG) demodulator is utilized to record the centre wavelength of the elongate rod 20 optical grating points at five discrete points in space, thus
Record the curvature of space size and Orientation at discrete point, reconstruct the 3D shape of this bar in conjunction with data processing module.
Summary of the invention
The technical problem to be solved be to provide the packaging system of a kind of fiber grating curve shape sensor with
Method for packing, it is for current existing thin long flexible rod three-dimensional fix sensor, in the premise not changing Cleaning Principle
Under sensor is standardized encapsulation, memory alloy wire and fixing collar portion to sensor internal are optimized simultaneously
Design, to reach encapsulation precision optimization.
The present invention solves above-mentioned technical problem by following technical proposals: a kind of fiber grating curve shape senses
The packaging system of device, it is characterised in that the packaging system of described fiber grating curve shape sensor includes feed screw nut platform
Tightening device, pulling force sensor, support means, clamping device, calibrating block, base material optical fiber Bragg grating encapsulation body and base, pulling force passes
Sensor between feed screw nut platform tightening device and support means, clamping device between support means and calibrating block,
The two ends of base material optical fiber Bragg grating encapsulation body are connected with a calibrating block respectively, feed screw nut platform tightening device, pulling force sensor,
Support means, clamping device, calibrating block are all located on base.
Preferably, the packaging system of described fiber grating curve shape sensor is for sensing fiber grating curve shape
Device is packaged, and fiber grating curve shape sensor includes Ultimum Ti silk, fiber grating fixed sleeving, fiber grating
Group, Ultimum Ti silk is carved with 40 sections of grooves, and fiber grating group is four optical fiber being carved with optical grating point.
Preferably, described support means includes support means and supports cover plate, and support means passes through screw with supporting cover plate
Locking, in order to support nickel-titanium memory alloy-based material.
Preferably, described clamping device includes clamping block and clamping cover plate, clamps block with clamping cover plate by screw lock,
In order to fixing nickel-titanium memory alloy-based material.
Preferably, described Ultimum Ti silk each carves four grooves, and phase in ten positions at a distance of 100mm
In 90 ° of relations between Hu, a length of 45mm of every groove.
Preferably, the centre bore and the surrounding that contain an a diameter of 1mm in described fiber grating fixed sleeving contain
The plum blossom hole of 0.3mm diameter, and the center of adjacent plum blossom hole is 90 ° of angles.
Preferably, described grating fixed sleeving uses Flos Mume form, a diameter of containing one in fiber grating fixed sleeving
The centre bore of 1mm and surrounding contain the plum blossom hole of 0.3mm diameter, and the center of adjacent plum blossom hole is 90 ° of angles, total length
For 4mm, interstitial hole is for penetrating wherein by Ultimum Ti silk, and the plum blossom hole on side is respectively used to penetrate fiber grating.
The present invention also provides for the method for packing of a kind of fiber grating curve shape sensor, it is characterised in that it include with
Lower step:
Step one, base is put on horizontal plane, and clamping device and feed screw nut platform are installed on the appropriate location of base
Tightening device；
Step 2, Ultimum Ti silk is clean, through clamping device by alcohol wipe；One end is connected with support means, adjusts
The position of whole good feed screw nut platform tightening device, in order to carry out movable operation；
Step 3, with ethanol clean fiber grating fixed sleeving, and by 20 optical grating point fiber grating fixed sleevings from away from
Ultimum Ti silk is inserted in one end of pulling force sensor；
Step 4, locking, away from the clamping device of pulling force sensor end, move feed screw nut platform tightening device stretching NiTi note
Recall B alloy wire, according to the B alloy wire stretching strain numerical value calculated with pulling force sensor for reference to regulation pulling force size；Due to light
The tension and compression limiting strain of fine grating group is inconsistent, and usual limit tensile strain strains less than compression limit, after making encapsulation
Fiber grating curve shape sensor tension and compression limiting strain is consistent, needs fiber grating is applied a compressive pre-stress, is embodied in
Being pre-tensile stress on memory alloy wire, this stress can be drawn by the limit tension and compression strain calculation of fiber grating；
Step 5, regulate the circumferential position of each fiber grating fixed sleeving, by fiber grating group by penetrating successively clockwise
Fiber grating fixed sleeving, is adjusted the stop position in four optical fiber according to the layout viewing of optical grating point；After penetrating
Optical grating point is embedded in the groove of Ultimum Ti silk base material, and regulate optical grating point position on base material is axial, make each
Adjacent gratings point on the test point of space is on same axial location；
Step 6, use resin are coated uniformly at each space test point, it is ensured that the optical grating point of each fiber grating group
The glue of place's coating is the most uniform and smooth；Need after to be coated again to be adjusted by grating to embedding Ultimum Ti silk base material
Groove in state, the final relative position relation being fiber grating Yu base material with this state；
Step 7, wait within 24 48 hours, the glue solidifies, away from locking calibrating block at the clamping device of pulling force sensor；
Step 8, base material is unclamped 1/4 amount of tension every half an hour, in order to avoid stress concentration phenomenon occurs；Will after being totally released
Base material optical fiber Bragg grating encapsulation body takes out from clamping device；
Step 9, by fiber grating group by the position number consecutively of fiber grating fixed sleeving；
Step 10, put plastic pipe, blow tightly with hair drier, and encapsulation can be completed after the other end locks calibrating block.
Preferably, the formula of described glue is that the resin mass ratio with epoxy glue is equal to 1 to 3.
Preferably, the pretension that described feed screw nut platform tightening device applies is, ε-maxTable
Show the maximum compressive strain that fiber grating can bear, ε+maxRepresent the maximum stretching strain that fiber grating can bear, and | ε-max |>
|ε+max|；After pulling force sensor unclamps, what sensor was subject to draw, pressure energy power is identical, and strain range reaches maximum.
The most progressive effect of the present invention is: the invention have the advantages that
One, the present invention is by fixing the preliminary fixing of fiber grating point and auxiliary, greatly reduces the position of adjacent gratings point
That puts the optical grating point on error and same optical fiber axially encapsulates error.The most only need to control the processing essence of base material fluting
Degree can realize the control to encapsulation precision.
Two, the present invention is after the multiple proportioning test to multiple glue, employs the most optimal glue formula,
This formula being transferred on fiber grating with ensure that the maximum curvature limit bent by base material, makes the curvature sensitivity of optical grating point
Reach maximum.
Accompanying drawing explanation
Fig. 1 is the packaging system overall schematic of fiber grating curve shape sensor of the present invention.
Fig. 2 is the base material optical fiber Bragg grating encapsulation body structural representation of fiber grating curve shape sensor of the present invention.
Fig. 3 is the support device structure schematic diagram in the packaging system of fiber grating curve shape sensor of the present invention.
Fig. 4 is the clamping device structural representation in the packaging system of fiber grating curve shape sensor of the present invention.
Fig. 5 is the optimization of the nickel-titanium memory alloy-based material in the packaging system of fiber grating curve shape sensor of the present invention
Front view.
Fig. 6 is the A-A of the nickel-titanium memory alloy-based material in the packaging system of fiber grating curve shape sensor of the present invention
The sectional view in direction.
Fig. 7 is the fiber grating fixed sleeving used in the packaging system of fiber grating curve shape sensor of the present invention
Structural representation.
Fig. 8 is the precompressed encapsulation schematic diagram of fiber grating curve shape sensor of the present invention.
Fig. 9 be optical grating point in four optical fiber in the packaging system of fiber grating curve shape sensor of the present invention (CH1,
CH2, CH3, CH4) axial arranging figure.
Figure 10 is the week of optical grating point in four optical fiber in the packaging system of fiber grating curve shape sensor of the present invention
To layout viewing.
Detailed description of the invention
Provide present pre-ferred embodiments below in conjunction with the accompanying drawings, to describe technical scheme in detail.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the packaging system of fiber grating curve shape sensor of the present invention includes leading screw
Nut platform tightening device 1, pulling force sensor 2, support means 3, clamping device 4, calibrating block 5, base material optical fiber Bragg grating encapsulation body 6
With base 7, pulling force sensor 2 is between feed screw nut platform tightening device 1 and support means 3, and clamping device 4 is positioned at support
Between device 3 and calibrating block 5, the two ends of base material optical fiber Bragg grating encapsulation body 6 are connected with a calibrating block 5 respectively, and feed screw nut is put down
Platform tightening device 1, pulling force sensor 2, support means 3, clamping device 4, calibrating block 5 are all located on base 7.
The packaging system of fiber grating curve shape sensor is used for being packaged fiber grating curve shape sensor,
Fiber grating curve shape sensor includes Ultimum Ti silk 8, fiber grating fixed sleeving 9, fiber grating group 10, NiTi
Being carved with 40 sections of grooves on memory alloy wire, fiber grating group is four optical fiber being carved with optical grating point.
Support means 3 includes support means 11 and supports cover plate 12, and support means 11 is locked by screw with supporting cover plate 12
Tightly, in order to support nickel-titanium memory alloy-based material.
Clamping device 4 includes clamping block 13 and clamping cover plate 14, clamps block 13 with clamping cover plate 14 by screw lock, uses
With fixing nickel-titanium memory alloy-based material.
Ultimum Ti silk each carves four grooves in ten positions at a distance of 100mm, and each other in 90 °
Relation, a length of 45mm of every groove.The purpose using this scheme is, by fixing in optical grating point embedded groove, to play optical grating point
Pre-fix effect.
Described grating fixed sleeving uses Flos Mume form, containing in an a diameter of 1mm in fiber grating fixed sleeving
Central hole and surrounding contain the plum blossom hole of 0.3mm diameter, and the center of adjacent plum blossom hole is 90 ° of angles, and total length is 4mm,
Interstitial hole is for penetrating wherein by Ultimum Ti silk, and the plum blossom hole on side is respectively used to penetrate fiber grating.This scheme
It is fixing that purpose is that each optical grating point is carried out after embedding base material tank auxiliary.
As shown in Figures 1 to 10, the method for packing of fiber grating curve shape sensor of the present invention comprises the following steps:
Step one, base 7 is put on horizontal plane, and clamping device 4 is installed on the appropriate location of base and feed screw nut is put down
Platform tightening device 1；
Step 2, Ultimum Ti silk 8 is clean, through clamping device 4 by alcohol wipe；One end is connected with support means 3,
Adjust the position of feed screw nut platform tightening device 1, in order to carry out movable operation；
Step 3, with ethanol clean fiber grating fixed sleeving 9, and by 20 optical grating point fiber grating fixed sleevings from away from
Ultimum Ti silk 8 is inserted in one end of pulling force sensor 2；
Step 4, locking, away from the clamping device 4 of pulling force sensor 2 end, are moved feed screw nut platform tightening device 1 and are stretched NiTi
Memory alloy wire 8, according to the B alloy wire stretching strain numerical value calculated with pulling force sensor 2 for reference to regulation pulling force size.By
Inconsistent in the tension and compression limiting strain of fiber grating group 10, usual limit tensile strain strains less than compression limit, in order to make envelope
Fiber grating curve shape sensor tension and compression limiting strain after dress is consistent, needs fiber grating is applied a compressive pre-stress,
Being embodied on memory alloy wire is pre-tensile stress, and this stress can be drawn by the limit tension and compression strain calculation of fiber grating；
Step 5, regulate the circumferential position of each fiber grating fixed sleeving 9, by fiber grating group 10 by wearing successively clockwise
Enter fiber grating fixed sleeving, according to the layout viewing of optical grating point, the stop position in four optical fiber is adjusted；Penetrate complete
After optical grating point embedded in the groove of Ultimum Ti silk base material, and regulate optical grating point base material axially on position, make each
Adjacent gratings point on the test point of individual space is on same axial location；
Step 6, use resin are coated uniformly at each space test point, it is ensured that the grating of each fiber grating group 10
At Dian, the glue B of coating is the most uniform and smooth；Need after to be coated again to be adjusted by grating to embedding Ultimum Ti silk
State in the groove of base material, the final relative position relation being fiber grating Yu base material with this state；
Step 7, wait within 24 48 hours, the glue solidifies, locking calibrating block away from the clamping device 4 of pulling force sensor 2；
Step 8, base material is unclamped 1/4 amount of tension every half an hour, in order to avoid stress concentration phenomenon occurs；Will after being totally released
Base material optical fiber Bragg grating encapsulation body 6 takes out from clamping device 4；
Step 9, by fiber grating group 10 by the position number consecutively at fiber grating fixed sleeving 9；
Step 10, put plastic pipe, blow tightly with hair drier, and encapsulation can be completed after the other end locks calibrating block 5.
The present invention uses the resin mass ratio with the epoxy glue glue equal to 1 to 3.
The pretension that described feed screw nut platform tightening device applies is, ε-maxRepresent optical fiber
The maximum compressive strain that grating can bear, ε+maxRepresent the maximum stretching strain that fiber grating can bear, and | ε-max |>|ε+max
|；After pulling force sensor unclamps, what sensor was subject to draw, pressure energy power is identical, and strain range reaches maximum.
Particular embodiments described above, solves the technical problem that the present invention, technical scheme and beneficial effect are carried out
Further describe, be it should be understood that the specific embodiment that the foregoing is only the present invention, be not limited to
The present invention, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included in this
Within the protection domain of invention.
Claims (10)
1. the packaging system of a fiber grating curve shape sensor, it is characterised in that described fiber grating curve shape passes
The packaging system of sensor includes feed screw nut platform tightening device, pulling force sensor, support means, clamping device, calibrating block, base
Material optical fiber Bragg grating encapsulation body and base, pulling force sensor, between feed screw nut platform tightening device and support means, clamps
Device is between support means and calibrating block, and the two ends of base material optical fiber Bragg grating encapsulation body are connected with a calibrating block respectively, silk
Thick stick nut platform tightening device, pulling force sensor, support means, clamping device, calibrating block are all located on base.
2. the packaging system of fiber grating curve shape sensor as claimed in claim 1, it is characterised in that described optical fiber light
The packaging system of grid curve shape sensor is used for being packaged fiber grating curve shape sensor, fiber grating shaped form
Shape sensor includes Ultimum Ti silk, fiber grating fixed sleeving, fiber grating group, and Ultimum Ti silk is carved with four
Ten sections of grooves, fiber grating group is four optical fiber being carved with optical grating point.
3. the packaging system of fiber grating curve shape sensor as claimed in claim 2, it is characterised in that described support fills
Putting and include support means and support cover plate, support means passes through screw lock with supporting cover plate, in order to support Ultimum Ti
Base material.
4. the packaging system of fiber grating curve shape sensor as claimed in claim 2, it is characterised in that described clamping fills
Put and include clamping block and clamping cover plate, clamp block with clamping cover plate by screw lock, in order to fixing nickel-titanium memory alloy-based material.
5. the packaging system of fiber grating curve shape sensor as claimed in claim 2, it is characterised in that described NiTi is remembered
Recall in B alloy wire and each carve four grooves in ten positions at a distance of 100mm, and each other in 90 ° of relations, every groove
A length of 45mm.
6. the packaging system of fiber grating curve shape sensor as claimed in claim 2, it is characterised in that described optical fiber light
Grid fixed sleeving contains the centre bore of an a diameter of 1mm and around contains the plum blossom hole of 0.3mm diameter, and adjacent prunus mume (sieb.) sieb.et zucc.
The center in flower hole is 90 ° of angles.
7. the packaging system of fiber grating curve shape sensor as claimed in claim 2, it is characterised in that described grating is solid
Determining sleeve pipe and use Flos Mume form, in fiber grating fixed sleeving, centre bore and surrounding containing an a diameter of 1mm contain
The plum blossom hole of 0.3mm diameter, and the center of adjacent plum blossom hole is 90 ° of angles, total length is 4mm, and interstitial hole is for by NiTi
Memory alloy wire penetrates wherein, and the plum blossom hole on side is respectively used to penetrate fiber grating.
8. the method for packing of a fiber grating curve shape sensor, it is characterised in that it comprises the following steps:
Step one, base is put on horizontal plane, and clamping device and feed screw nut platform are installed on the appropriate location of base
Tightening device；
Step 2, Ultimum Ti silk is clean, through clamping device by alcohol wipe；One end is connected with support means, adjusts
The position of whole good feed screw nut platform tightening device, in order to carry out movable operation；
Step 3, with ethanol clean fiber grating fixed sleeving, and by 20 optical grating point fiber grating fixed sleevings from away from
Ultimum Ti silk is inserted in one end of pulling force sensor；
Step 4, locking, away from the clamping device of pulling force sensor end, move feed screw nut platform tightening device stretching NiTi note
Recall B alloy wire, according to the B alloy wire stretching strain numerical value calculated with pulling force sensor for reference to regulation pulling force size；Due to light
The tension and compression limiting strain of fine grating group is inconsistent, and usual limit tensile strain strains less than compression limit, after making encapsulation
Fiber grating curve shape sensor tension and compression limiting strain is consistent, needs fiber grating is applied a compressive pre-stress, is embodied in
Being pre-tensile stress on memory alloy wire, this stress can be drawn by the limit tension and compression strain calculation of fiber grating；
Step 5, regulate the circumferential position of each fiber grating fixed sleeving, by fiber grating group by penetrating successively clockwise
Fiber grating fixed sleeving, is adjusted the stop position in four optical fiber according to the layout viewing of optical grating point；After penetrating
Optical grating point is embedded in the groove of Ultimum Ti silk base material, and regulate optical grating point position on base material is axial, make each
Adjacent gratings point on the test point of space is on same axial location；
Step 6, use resin are coated uniformly at each space test point, it is ensured that the optical grating point of each fiber grating group
The glue of place's coating is the most uniform and smooth；Need after to be coated again to be adjusted by grating to embedding Ultimum Ti silk base material
Groove in state, the final relative position relation being fiber grating Yu base material with this state；
Step 7, wait within 24 48 hours, the glue solidifies, away from locking calibrating block at the clamping device of pulling force sensor；
Step 8, base material is unclamped 1/4 amount of tension every half an hour, in order to avoid stress concentration phenomenon occurs；Will after being totally released
Base material optical fiber Bragg grating encapsulation body takes out from clamping device；
Step 9, by fiber grating group by the position number consecutively of fiber grating fixed sleeving；
Step 10, put plastic pipe, blow tightly with hair drier, and encapsulation can be completed after the other end locks calibrating block.
9. the method for packing of fiber grating curve shape sensor as claimed in claim 8, it is characterised in that described glue
Formula is that the resin mass ratio with epoxy glue is equal to 1 to 3.
10. the method for packing of fiber grating curve shape sensor as claimed in claim 8, it is characterised in that described leading screw
The pretension that nut platform tightening device applies is, ε-maxRepresent that fiber grating can bear
Big compressive strain, ε+maxRepresent the maximum stretching strain that fiber grating can bear, and | ε-max |>|ε+max|；Pulling force sensor pine
After opening, what sensor was subject to draw, pressure energy power is identical, and strain range reaches maximum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610337778.0A CN106052582A (en) | 2016-05-22 | 2016-05-22 | Packaging device and packaging method of fiber grating curve-shaped sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610337778.0A CN106052582A (en) | 2016-05-22 | 2016-05-22 | Packaging device and packaging method of fiber grating curve-shaped sensor |
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| CN106052582A true CN106052582A (en) | 2016-10-26 |
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| CN201610337778.0A Pending CN106052582A (en) | 2016-05-22 | 2016-05-22 | Packaging device and packaging method of fiber grating curve-shaped sensor |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382894A (en) * | 2016-11-09 | 2017-02-08 | 哈尔滨工程大学 | Fiber grating multidirectional sensor |
| CN107015653A (en) * | 2017-04-10 | 2017-08-04 | 南京鼓楼医院 | Data glove and interactive system based on fiber grating |
| CN108362219A (en) * | 2017-12-27 | 2018-08-03 | 北京信息科技大学 | A kind of long bionical feeler of chirp grating optical fiber |
| CN110455213A (en) * | 2019-09-19 | 2019-11-15 | 沈阳理工大学 | A kind of correcting device for fiber grating detection deformation |
| CN113587842A (en) * | 2021-07-16 | 2021-11-02 | 之江实验室 | Shape detection device of superfine endoscope insertion tube and detection sensor manufacturing method |
| CN114488448A (en) * | 2022-03-08 | 2022-05-13 | 南方科技大学 | Multi-fiber packaging device and multi-fiber packaging method |
-
2016
- 2016-05-22 CN CN201610337778.0A patent/CN106052582A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382894A (en) * | 2016-11-09 | 2017-02-08 | 哈尔滨工程大学 | Fiber grating multidirectional sensor |
| CN106382894B (en) * | 2016-11-09 | 2018-12-25 | 哈尔滨工程大学 | A kind of fiber grating multidimensional sensor |
| CN107015653A (en) * | 2017-04-10 | 2017-08-04 | 南京鼓楼医院 | Data glove and interactive system based on fiber grating |
| CN108362219A (en) * | 2017-12-27 | 2018-08-03 | 北京信息科技大学 | A kind of long bionical feeler of chirp grating optical fiber |
| CN110455213A (en) * | 2019-09-19 | 2019-11-15 | 沈阳理工大学 | A kind of correcting device for fiber grating detection deformation |
| CN110455213B (en) * | 2019-09-19 | 2024-03-08 | 沈阳理工大学 | Correcting device for detecting deformation of fiber bragg grating |
| CN113587842A (en) * | 2021-07-16 | 2021-11-02 | 之江实验室 | Shape detection device of superfine endoscope insertion tube and detection sensor manufacturing method |
| CN113587842B (en) * | 2021-07-16 | 2023-03-07 | 之江实验室 | Shape detection device of superfine endoscope insertion tube and detection sensor manufacturing method |
| CN114488448A (en) * | 2022-03-08 | 2022-05-13 | 南方科技大学 | Multi-fiber packaging device and multi-fiber packaging method |
| CN114488448B (en) * | 2022-03-08 | 2023-12-01 | 南方科技大学 | Multi-fiber packaging device and multi-fiber packaging method |
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