CN110411362A - A kind of fiber grating feedback device for cavity semiconductor - Google Patents
A kind of fiber grating feedback device for cavity semiconductor Download PDFInfo
- Publication number
- CN110411362A CN110411362A CN201910555661.3A CN201910555661A CN110411362A CN 110411362 A CN110411362 A CN 110411362A CN 201910555661 A CN201910555661 A CN 201910555661A CN 110411362 A CN110411362 A CN 110411362A
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- China
- Prior art keywords
- fiber grating
- feedback device
- sleeve pipe
- closing piece
- sealing sleeve
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- 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.)
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Classifications
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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
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
-
- 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
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
- G01B11/165—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by means of a grating deformed by the object
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention discloses a kind of fiber grating feedback devices for cavity semiconductor, its structure includes fiber optic protection casing, block pedestal, fiber grating feedback device, fiber grating feedback device is by package tube, sealing sleeve pipe, pinch mechanism, fiber grating, feedback device composition, protection is sealed to feedback device and fiber grating using package tube, it can be realized by spring grating to the big strain of fiber grating, big crackle can play effective monitoring, location and installation is carried out to fiber grating using the pinch mechanism in sealing sleeve pipe, fiber grating is avoided to be pullled rear and feedback device decoupling, package tube and sealing sleeve pipe are fixedly mounted on circular inner groove by block pedestal, using elastic protective pad protection packaging pipe and sealing sleeve pipe from extraneous compression.
Description
Technical field
The present invention relates to semiconductor fields, particularly with regard to a kind of fiber grating ultramagnifier for cavity semiconductor
Part.
Background technique
The application fiber grating of fiber grating in fiber optic communication systems is mainly used for optical fiber as a kind of novel optical device
Communication, Fibre Optical Sensor and optical information processing.Many specific functions are realized in fiber optic communication, are widely used, and optical fiber is logical
Feedback device is crossed to feed back the information of acquisition.FBG sensing network is used for the detection of concrete structure strain, but he by someone at present
Fiber-optic grating sensor is then embedded to using grooving method, the operation of this method is comparatively laborious, and because concrete
The environment of shaping structures is more severe, so the survival rate of sensor is relatively low.
Summary of the invention
In view of the deficiencies of the prior art, the present invention is to realize by the following technical solutions: one kind is partly led for exocoel
The fiber grating feedback device of body, structure includes fiber optic protection casing, blocks pedestal, fiber grating feedback device, described
Fiber grating feedback device is equipped with block pedestal, and the fiber grating feedback device is connected with block base runner, described
Fiber grating feedback device left and right ends be equipped with fiber optic protection casing, the fiber grating feedback device and fiber optic protection
Casing is connected；
The fiber grating feedback device is by package tube, sealing sleeve pipe, pinch mechanism, fiber grating, feedback device group
At left and right ends are equipped with sealing sleeve pipe on the inside of the package tube, and the package tube is connected with sealing sleeve pipe, described
Pinch mechanism is installed, the sealing sleeve pipe bosom position is equipped with fiber grating, and described is close on the inside of sealing sleeve pipe
Big envelope pipe and fiber grating glue connection, the fiber grating middle position be equipped with feedback device, the fiber grating and
Feedback device is connected.
As advanced optimizing for the technical program, the block pedestal by the first closing piece, the second closing piece, nut, stretch
Contracting item, circular inner groove composition, the first closing piece right end are equipped with the second closing piece, and first closing piece and the second closing piece are logical
Nut flexible connection is crossed, is equipped with circular inner groove on the inside of first closing piece and the second closing piece, second closing piece has
Telescopic strap, second closing piece are fixedly connected with telescopic strap.
As advanced optimizing for the technical program, the circular inner groove is additionally provided with elastic protective pad, the circle
Elastic protective pad is equipped on the inside of inside groove, the circular inner groove is fixedly connected with elastic protective pad.
As advanced optimizing for the technical program, the fiber grating is additionally provided with spring grating, the optical fiber light
Grid surface is equipped with spring grating, and the fiber grating is connected with spring grating.
As advanced optimizing for the technical program, the pinch mechanism is squeezed item and is formed by press button, buckle, optical fiber,
The press button surface is equipped with buckle, and the press button is fixedly connected with buckle, and the press button bottom end has optical fiber and squeezes
Press strip, the press button and optical fiber squeeze item and are integrated.
As advanced optimizing for the technical program, the elastic protective pad is made of rubber material, for protecting
Fiber grating.
As advanced optimizing for the technical program, the sealing sleeve pipe is made of stainless steel material, outer surface
It is gold-plated.
As advanced optimizing for the technical program, the pinch mechanism and fiber grating fit.
Beneficial effect
A kind of fiber grating feedback device for cavity semiconductor of the present invention, by feedback device be installed on fiber grating it
Between, protection is sealed to feedback device and fiber grating using package tube, fiber grating two sides are carried out by sealing sleeve pipe
Press button is limited in sealing sleeve pipe by second protection, and the press button in sealing sleeve pipe is pressed down, buckle, and press button then band
Dynamic optical fiber squeezes item and fiber grating is fixed, and avoids fiber grating from being pullled rear and feedback device decoupling, utilizes bullet
Spring grating can realize that strain big to fiber grating, big crackle can play effective monitoring, cooperate the second closing piece by the first closing piece
Package tube and sealing sleeve pipe are fixedly mounted on circular inner groove, using elastic protective pad protection packaging pipe and sealing sleeve pipe from outer
The compression on boundary will not destroy feedback device removing to package tube and sealing sleeve pipe, feedback device is weighed
It is multiple to utilize.
Compared with prior art, the beneficial effects of the present invention are: being carried out using package tube to feedback device and fiber grating
Seal protection can realize that strain big to fiber grating, big crackle can play effective monitoring by spring grating, utilize sealing shroud
Pinch mechanism on pipe carries out location and installation to fiber grating, disconnects and joining with feedback device after avoiding fiber grating from being pullled
Package tube and sealing sleeve pipe are fixedly mounted on circular inner groove by block pedestal, utilize elastic protective pad protection packaging pipe by system
With sealing sleeve pipe from extraneous compression.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of the fiber grating feedback device for cavity semiconductor of the present invention.
Fig. 2 is a kind of the schematic diagram of the section structure of the fiber grating feedback device for cavity semiconductor of the present invention.
Fig. 3 is the structural schematic diagram of present invention block pedestal.
Fig. 4 is the stationary state structural schematic diagram of fiber grating feedback device of the present invention.
Fig. 5 is the working state structure schematic diagram of fiber grating feedback device of the present invention.
Fig. 6 is the enlarged drawing of A in Fig. 4 of the present invention.
In figure: fiber optic protection casing -1, block pedestal -2, fiber grating feedback device -3, package tube -3a, sealing sleeve pipe -
3b, it pinch mechanism -3c, fiber grating -3d, feedback device -3e, the first closing piece -2a, the second closing piece -2b, nut -2c, stretches
Item -2d, circular inner groove -2e, elastic protective pad -2e1, spring grating -3d1, press button -3c1, buckle -3c2, optical fiber squeeze item -
3c3。
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment and Detailed description of the invention, the preferred embodiment that the present invention is further explained.
Embodiment
Fig. 1-Fig. 6 is please referred to, the present invention provides a kind of fiber grating feedback device for cavity semiconductor, structure packet
Fiber optic protection casing 1, block pedestal 2, fiber grating feedback device 3 are included, the fiber grating feedback device 3 is equipped with block
Pedestal 2, the fiber grating feedback device 3 and block pedestal 2 are flexibly connected, the fiber grating feedback device 3 or so
Both ends are equipped with fiber optic protection casing 1, and the fiber grating feedback device 3 is connected with fiber optic protection casing 1, the light
Fine grating feedback device 3 is made of package tube 3a, sealing sleeve pipe 3b, pinch mechanism 3c, fiber grating 3d, feedback device 3e, institute
Left and right ends are equipped with sealing sleeve pipe 3b on the inside of the package tube 3a stated, and the package tube 3a is connected with sealing sleeve pipe 3b, institute
Pinch mechanism 3c is installed, the sealing sleeve pipe 3b bosom position is equipped with fiber grating on the inside of the sealing sleeve pipe 3b stated
3d, the sealing sleeve pipe 3b and fiber grating 3d glue connection, the middle position fiber grating 3d are equipped with feedback device
3e, the fiber grating 3d are connected with feedback device 3e.
The block pedestal 2 is by the first closing piece 2a, the second closing piece 2b, nut 2c, telescopic strap 2d, circular inner groove 2e group
At the first closing piece 2a right end is equipped with the second closing piece 2b, the first closing piece 2a and the second closing piece 2b and passes through nut
2c is flexibly connected, and is equipped with circular inner groove 2e on the inside of the first closing piece 2a and the second closing piece 2b, under the second closing piece 2b
Equipped with telescopic strap 2d, the second closing piece 2b is fixedly connected with telescopic strap 2d.
Above-mentioned telescopic strap 2d is for the first closing piece 2a will not be separated with the second closing piece 2b.
The circular inner groove 2e is additionally provided with elastic protective pad 2e1, and the inside circular inner groove 2e is equipped with elasticity and protects
Protection pad 2e1, the circular inner groove 2e are fixedly connected with elastic protective pad 2e1.
Above-mentioned elastic protective pad 2e1 is for protection packaging pipe 3a and sealing sleeve pipe 3b from extraneous compression.
The fiber grating 3d is additionally provided with spring grating 3d1, and the surface fiber grating 3d is equipped with spring grating
3d1, the fiber grating 3d are connected with spring grating 3d1.
Above-mentioned spring grating 3d1 can realize that strain big to fiber grating 3d, big crackle can play effective monitoring,.
The pinch mechanism 3c is squeezed a 3c3 and is formed by press button 3c1, buckle 3c2, optical fiber, the surface press button 3c1
It is equipped with buckle 3c2, the press button 3c1 to be fixedly connected with buckle 3c2, the bottom end press button 3c1 has optical fiber extruding
3c3, the press button 3c1 and optical fiber squeeze a 3c3 and are integrated.
Above-mentioned buckle 3c2 is detached from inside sealing sleeve pipe 3b for limiting press button 3c1.
The elastic protective pad 2e1 is made of rubber material, for protecting fiber grating 3d, the sealing sleeve pipe
3b is made of stainless steel material, and outer surface is gold-plated, and the pinch mechanism 3c and fiber grating 3d fit.
The principle of the present invention: feedback device 3e is installed between fiber grating 3d, using package tube 3a to feedback device
3e and fiber grating 3d are sealed protection, carry out second protection to the two sides fiber grating 3d by sealing sleeve pipe 3b, and will
Press button 3c1 on sealing sleeve pipe 3b is pressed down, and press button 3c1 is limited in sealing sleeve pipe 3b by buckle 3c2, and press button 3c1 is then
It drives optical fiber to squeeze a 3c3 to fix fiber grating 3d, be disconnected after avoiding fiber grating 3d from being pullled with feedback device 3e
Connection can realize that strain big to fiber grating 3d, big crackle can play effective monitoring using spring grating 3d1, pass through first
Closing piece 2a cooperates the second closing piece 2b that package tube 3a and sealing sleeve pipe 3b are fixedly mounted on circular inner groove 2e, utilizes elastic protective pad
2e1 protection packaging pipe 3a and sealing sleeve pipe 3b is from extraneous compression, even if removing to package tube 3a and sealing sleeve pipe 3b
Feedback device 3e will not be destroyed, feedback device 3e is reused.
Solution to the problem of the present invention is: being sealed guarantor to feedback device 3e and fiber grating 3d using package tube 3a
Shield can realize that strain big to fiber grating 3d, big crackle can play effective monitoring by spring grating 3d1, utilize sealing shroud
Pinch mechanism 3c on pipe 3b carries out location and installation to fiber grating 3d, and fiber grating 3d is avoided to be pullled rear and feedback device
Package tube 3a and sealing sleeve pipe 3b are fixedly mounted on circular inner groove 2e by block pedestal 2, are protected using elasticity by 3e decoupling
Protection pad 2e1 protection packaging pipe 3a and sealing sleeve pipe 3b is from extraneous compression.
The basic principles, main features and advantages of the present invention have been shown and described above, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention can not only be realized in other specific forms under the premise of not departing from spirit of that invention or essential characteristic
The present invention will also have various changes and improvements, these changes and improvements both fall within scope of the claimed invention, therefore this hair
Bright claimed range is defined by appended claims and its equivalent, rather than above description limits.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of fiber grating feedback device for cavity semiconductor, structure includes fiber optic protection casing (1), block pedestal
(2), fiber grating feedback device (3), the fiber grating feedback device (3) are equipped with block pedestal (2), the optical fiber
Grating feedback device (3) and block pedestal (2) are flexibly connected, and described fiber grating feedback device (3) left and right ends are equipped with
Fiber optic protection casing (1), the fiber grating feedback device (3) are connected with fiber optic protection casing (1), it is characterised in that:
The fiber grating feedback device (3) is by package tube (3a), sealing sleeve pipe (3b), pinch mechanism (3c), fiber grating
(3d), feedback device (3e) composition, the package tube (3a) inside left and right ends are equipped with sealing sleeve pipe (3b), the envelope
Tubulature (3a) is connected with sealing sleeve pipe (3b), is equipped with pinch mechanism (3c) on the inside of the sealing sleeve pipe (3b), described
Sealing sleeve pipe (3b) bosom position is equipped with fiber grating (3d), the sealing sleeve pipe (3b) and fiber grating (3d) glue
Connection, the fiber grating middle position (3d) are equipped with feedback device (3e), the fiber grating (3d) and ultramagnifier
Part (3e) is connected.
2. a kind of fiber grating feedback device for cavity semiconductor according to claim 1, it is characterised in that: described
Block pedestal (2) by the first closing piece (2a), the second closing piece (2b), nut (2c), telescopic strap (2d), circular inner groove (2e) group
At the first closing piece (2a) right end is equipped with the second closing piece (2b), first closing piece (2a) and the second closing piece (2b)
It is flexibly connected by nut (2c), is equipped with circular inner groove (2e) on the inside of first closing piece (2a) and the second closing piece (2b), institute
The second closing piece (2b) stated has telescopic strap (2d), and second closing piece (2b) is fixedly connected with telescopic strap (2d).
3. a kind of fiber grating feedback device for cavity semiconductor according to claim 2, it is characterised in that: described
Circular inner groove (2e) be additionally provided with elastic protective pad (2e1), the circular inner groove inside (2e) be equipped with elastic protective pad
(2e1), the circular inner groove (2e) are fixedly connected with elastic protective pad (2e1).
4. a kind of fiber grating feedback device for cavity semiconductor according to claim 1, it is characterised in that: described
Fiber grating (3d) be additionally provided with spring grating (3d1), the fiber grating surface (3d) be equipped with spring grating (3d1),
The fiber grating (3d) is connected with spring grating (3d1).
5. a kind of fiber grating feedback device for cavity semiconductor according to claim 1, it is characterised in that: described
Pinch mechanism (3c) by press button (3c1), buckle (3c2), optical fiber squeeze item (3c3) form, on the surface the press button (3c1)
Equipped with buckle (3c2), the press button (3c1) is fixedly connected with buckle (3c2), and the bottom end the press button (3c1) has light
Fibre squeezes item (3c3), and the press button (3c1) and optical fiber squeeze item (3c3) and is integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910555661.3A CN110411362A (en) | 2019-06-25 | 2019-06-25 | A kind of fiber grating feedback device for cavity semiconductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910555661.3A CN110411362A (en) | 2019-06-25 | 2019-06-25 | A kind of fiber grating feedback device for cavity semiconductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110411362A true CN110411362A (en) | 2019-11-05 |
Family
ID=68359838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910555661.3A Withdrawn CN110411362A (en) | 2019-06-25 | 2019-06-25 | A kind of fiber grating feedback device for cavity semiconductor |
Country Status (1)
| Country | Link |
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| CN (1) | CN110411362A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112946813A (en) * | 2021-02-22 | 2021-06-11 | 西安石油大学 | Packaging structure of fiber grating |
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|---|---|---|---|---|
| CN1334929A (en) * | 1998-12-04 | 2002-02-06 | 塞德拉公司 | Tube-encased fibre grating |
| CN102243066A (en) * | 2011-04-12 | 2011-11-16 | 大连理工大学 | Hybrid-range FBG (fiber bragg grating) strain and crack sensor for concrete material package |
| CN202255305U (en) * | 2011-09-28 | 2012-05-30 | 陈城 | Fiber bragg grating surface strain transducer |
| US20140373636A1 (en) * | 2013-06-19 | 2014-12-25 | Chun-Chu Yang | Synchronous pre-tensionable sensing screw with fiber bragg grating devices |
| US20160223744A1 (en) * | 2015-01-29 | 2016-08-04 | Nano And Advanced Materials Institute Limited | Long-period grating device and tunable gain flattening filter having same |
| CN107101592A (en) * | 2017-06-21 | 2017-08-29 | 智性科技南通有限公司 | A kind of anti-buckling fiber Bragg grating strain sensor and preparation method thereof |
| CN109768470A (en) * | 2019-04-01 | 2019-05-17 | 南京聚科光电技术有限公司 | A kind of fiber grating feedback device for cavity semiconductor |
-
2019
- 2019-06-25 CN CN201910555661.3A patent/CN110411362A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1334929A (en) * | 1998-12-04 | 2002-02-06 | 塞德拉公司 | Tube-encased fibre grating |
| CN102243066A (en) * | 2011-04-12 | 2011-11-16 | 大连理工大学 | Hybrid-range FBG (fiber bragg grating) strain and crack sensor for concrete material package |
| CN202255305U (en) * | 2011-09-28 | 2012-05-30 | 陈城 | Fiber bragg grating surface strain transducer |
| US20140373636A1 (en) * | 2013-06-19 | 2014-12-25 | Chun-Chu Yang | Synchronous pre-tensionable sensing screw with fiber bragg grating devices |
| US20160223744A1 (en) * | 2015-01-29 | 2016-08-04 | Nano And Advanced Materials Institute Limited | Long-period grating device and tunable gain flattening filter having same |
| CN107101592A (en) * | 2017-06-21 | 2017-08-29 | 智性科技南通有限公司 | A kind of anti-buckling fiber Bragg grating strain sensor and preparation method thereof |
| CN109768470A (en) * | 2019-04-01 | 2019-05-17 | 南京聚科光电技术有限公司 | A kind of fiber grating feedback device for cavity semiconductor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112946813A (en) * | 2021-02-22 | 2021-06-11 | 西安石油大学 | Packaging structure of fiber grating |
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Application publication date: 20191105 |