CN220379300U - Fiber bragg grating strain gauge support - Google Patents
Fiber bragg grating strain gauge support Download PDFInfo
- Publication number
- CN220379300U CN220379300U CN202322016624.XU CN202322016624U CN220379300U CN 220379300 U CN220379300 U CN 220379300U CN 202322016624 U CN202322016624 U CN 202322016624U CN 220379300 U CN220379300 U CN 220379300U
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- Prior art keywords
- bolt
- strain gauge
- grating strain
- bolt block
- bragg grating
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- 239000000835 fiber Substances 0.000 title claims abstract description 49
- 238000009434 installation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 2
- 239000012634 fragment Substances 0.000 claims 2
- 238000012423 maintenance Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a fiber grating strain gauge support, which belongs to the technical field of fiber grating strain gauge mounting equipment and comprises a guide seat, wherein a first bolt block and a second bolt block are slidably arranged in the guide seat, elastic pieces are arranged outside the first bolt block and the second bolt block, the first bolt block and the second bolt block are movably contacted with the elastic pieces, the lower part of the elastic pieces is fixedly connected with the outside of the guide seat, a bolt is movably inserted in the first bolt block, a screw driver is used for unscrewing the bolt during overhaul, the fiber grating strain gauge is directly pulled outwards, the first bolt block and the second bolt block are outwards arranged against the elastic force of the elastic pieces, the guide seat is separated from the fiber grating strain gauge, the fiber grating strain gauge is reversely arranged in the same way, the fiber grating strain gauge is ready to be fixed in the guide seat by utilizing the elastic force of the elastic pieces through the first bolt block and the second bolt block, and the screw operation amount is reduced simultaneously.
Description
Technical Field
The utility model belongs to the technical field of fiber bragg grating strain gauge mounting equipment, and particularly relates to a fiber bragg grating strain gauge support.
Background
The optical fiber grating is a diffraction grating formed by axially and periodically modulating the refractive index of an optical fiber core by a certain method, and is a passive filter device.
The conventional fiber bragg grating strain gauge mounting support is used for mounting the fiber bragg grating strain gauge, each support needs to be fixed by two screws, the fiber bragg grating strain gauge cannot be pre-fixed during mounting, and the fiber bragg grating strain gauge needs to be supported for mounting at the same time, so that the problem that the conventional fiber bragg grating strain gauge mounting support is troublesome in mounting operation is caused.
For this reason, we propose a fiber bragg grating strain gauge support to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to solve the problem that the installation operation of a conventional fiber grating strain gauge installing support is troublesome, and provides the fiber grating strain gauge support.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the fiber bragg grating strain gauge support comprises a guide seat, wherein a first bolt block and a second bolt block are slidably arranged in the guide seat, elastic pieces are arranged outside the first bolt block and the second bolt block, the first bolt block and the second bolt block are movably contacted with the elastic pieces, the lower part of the elastic pieces is fixedly connected with the outer part of the guide seat, a bolt is movably inserted in the first bolt block, the bolt is installed in the second bolt block in a threaded mode, and the bolt penetrates through the second bolt block. During maintenance, the bolt is unscrewed by the screwdriver, the fiber grating strain gauge is directly pulled outwards, the first bolt block and the second bolt block are outwards arranged by overcoming the elastic force of the elastic sheet, the fiber grating strain gauge is separated from the guide seat, the fiber grating strain gauge is assembled back by the same reverse operation, the elastic force of the elastic sheet is utilized to act on the fiber grating strain gauge through the first bolt block and the second bolt block, the fiber grating strain gauge is fixed in the guide seat in a preliminary manner, the preliminary fixation during maintenance is facilitated, and the screw operation amount is reduced.
Preferably, the guide seat comprises a seat body and an installation seat, and the seat body is fixedly connected to the upper end of the installation seat. The first bolt block and the second bolt block are conveniently guided to slide through the seat body.
Preferably, the upper end of the mounting seat is hollowed out to form a mounting hole. The screw passes through the mounting seat to be fixed with the target through the mounting Kong Fangbian.
Preferably, the first bolt block comprises a binding sleeve and a first sliding bolt, and the binding sleeve is fixedly connected to the upper end of the first sliding bolt. The first bolt block is conveniently in butt joint with the bolt through the binding sleeve.
Preferably, a first avoiding groove is formed in the outer portion of the first sliding bolt. The first avoiding groove is used for avoiding the elastic sheet, so that the upper part of the elastic sheet acts on the first sliding bolt, the outward moving range of the first sliding bolt is ensured, and the stability of the stress intensity is also improved.
Preferably, the second bolt block comprises a nut and a second sliding bolt, and the nut is fixedly connected to the upper end of the second sliding bolt. And the bolts are screwed down, the bolts are used for acting on the nuts, and the second sliding bolt is contracted through the nuts, so that the first sliding bolt and the second sliding bolt can clamp the fiber bragg grating strain gauge conveniently.
Preferably, a second avoiding groove is formed in the outer portion of the second sliding bolt. The elastic sheet is avoided through the second avoiding groove, so that the second sliding bolt can conveniently slide outwards.
In summary, the technical effects and advantages of the present utility model are:
1. during maintenance, the bolt is unscrewed by the screwdriver, the fiber grating strain gauge is directly pulled outwards, the first bolt block and the second bolt block are outwards arranged by overcoming the elastic force of the elastic sheet, the fiber grating strain gauge is separated from the guide seat, the fiber grating strain gauge is assembled back by the same reverse operation, the elastic force of the elastic sheet is utilized to act on the fiber grating strain gauge through the first bolt block and the second bolt block, the fiber grating strain gauge is fixed in the guide seat in a preliminary manner, the preliminary fixation during maintenance is facilitated, and the screw operation amount is reduced.
2. The first avoiding groove is used for avoiding the elastic sheet, so that the upper part of the elastic sheet acts on the first sliding bolt, the outward moving range of the first sliding bolt is ensured, and the stability of the stress intensity is also improved.
3. And the bolts are screwed down, the bolts are used for acting on the nuts, and the second sliding bolt is contracted through the nuts, so that the first sliding bolt and the second sliding bolt can clamp the fiber bragg grating strain gauge conveniently.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a guide structure according to the present utility model;
FIG. 3 is a schematic diagram of a first latch structure according to the present utility model;
fig. 4 is a schematic diagram of a second latch structure according to the present utility model.
In the figure: 1. fiber bragg grating strain gauge; 2. a guide seat; 3. a first plug; 4. a second plug; 5. a spring plate; 6. a bolt; 21. a base; 22. a mounting base; 23. a mounting hole; 31. a binding sleeve; 32. a first slide bolt; 33. a first avoidance groove; 41. a nut; 42. a second slide bolt; 43. and a second avoiding groove.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments.
Referring to fig. 1, the fiber bragg grating strain gauge support comprises a guide seat 2, a fiber bragg grating strain gauge 1 is embedded in the guide seat 2, a first bolt block 3 and a second bolt block 4 are slidably mounted in the guide seat 2, an elastic sheet 5 is arranged outside the first bolt block 3 and the second bolt block 4, the first bolt block 3 and the second bolt block 4 are movably contacted with the elastic sheet 5, the lower portion of the elastic sheet 5 is fixedly connected to the outside of the guide seat 2, a bolt 6 is movably inserted in the first bolt block 3, the bolt 6 is installed in the second bolt block 4 in a threaded mode, and the bolt 6 penetrates through the second bolt block 4.
Referring to fig. 1 and 2, the guide seat 2 includes a seat body 21 and a mounting seat 22, the lower part of the spring 5 is fixedly connected with the lower part of the seat body 21, and the seat body 21 is fixedly connected with the upper end of the mounting seat 22. The seat 21 is used for guiding the first bolt block 3 and the second bolt block 4 to slide.
Referring to fig. 2, a mounting hole 23 is hollowed out at the upper end of the mounting seat 22. The mounting holes 23 are for screws to pass through.
Referring to fig. 1, 2 and 3, the first bolt block 3 includes a binding sleeve 31 and a first sliding bolt 32, the first sliding bolt 32 is in movable contact with the elastic sheet 5, the first sliding bolt 32 is slidably mounted in the seat body 21, the first sliding bolt 32 is clamped outside the fiber bragg grating strain gauge 1, the bolt 6 movably penetrates through the binding sleeve 31, and the binding sleeve 31 is fixedly connected to the upper end of the first sliding bolt 32. The binding sleeve 31 is used for binding the bolt 6.
Referring to fig. 1 and 3, a first escape groove 33 is formed at the outside of the first slide pin 32. The elastic sheet 5 is movably clamped and matched with the first avoiding groove 33. The first avoidance groove 33 is used for avoiding the elastic sheet 5, so that the upper part of the elastic sheet 5 acts on the first sliding bolt 32.
Referring to fig. 1, 2, 3 and 4, the second bolt block 4 includes a nut 41 and a second slide bolt 42, the bolt 6 is screw-mounted in the nut 41, the second slide bolt 42 is slidably mounted in the seat body 21, the second slide bolt 42 is movably contacted with the upper portion of the elastic piece 5, and the nut 41 is fixedly connected to the upper end of the second slide bolt 42. The bolt 6 is tightened, the bolt 6 acts on the nut 41, and the second slide pin 42 is contracted by the nut 41, so that the first slide pin 32 and the second slide pin 42 clamp the fiber grating strain gauge 1.
Referring to fig. 1 and 4, a second escape groove 43 is formed at the outside of the second spool 42. The second avoiding groove 43 is used for avoiding the elastic sheet 5.
Working principle: during maintenance, the bolt 6 is unscrewed by means of the screwdriver, the fiber grating strain gauge 1 is directly pulled outwards, the fiber grating strain gauge 1 overcomes the elasticity of the elastic sheet 5 to outwards discharge the first bolt block 3 and the second bolt block 4, the fiber grating strain gauge 1 is separated from the guide seat 2, the fiber grating strain gauge 1 is assembled back by the same reverse operation, the elasticity of the elastic sheet 5 is utilized to act on the fiber grating strain gauge 1 through the first bolt block 3 and the second bolt block 4, and the fiber grating strain gauge 1 is ready to be fixed in the guide seat 2.
The foregoing is only a preferred embodiment of the utility model, but the scope of the utility model is not limited thereto, and any person skilled in the art who is in the field of the utility model can apply equivalent substitution or modification to the technical solution and the inventive concept according to the utility model within the scope of the utility model.
The application direction is simply mentioned in the description for the prior art that the utility model is known to the person skilled in the art and has not changed, and the utility model is combined to form the complete technology; techniques well known to those skilled in the art to avoid undue popularity are employed to assist those skilled in the art in quickly understanding the principles of the utility model.
Claims (7)
1. The fiber bragg grating strain gauge support is characterized in that: including guide holder (2), the inside slidable mounting of guide holder (2) has first bolt piece (3) and second bolt piece (4), the outside of first bolt piece (3) and second bolt piece (4) all is equipped with shell fragment (5), the outside fixed connection of lower part at guide holder (2) of first bolt piece (3) and second bolt piece (4) and shell fragment (5) movable contact, bolt (6) have been inserted in the inside activity of first bolt piece (3), bolt (6) threaded mounting is in second bolt piece (4), and bolt (6) run through second bolt piece (4).
2. The fiber bragg grating strain gauge mount of claim 1, wherein: the guide seat (2) comprises a seat body (21) and an installation seat (22), and the seat body (21) is fixedly connected to the upper end of the installation seat (22).
3. The fiber bragg grating strain gauge support according to claim 2, wherein: the upper end of the mounting seat (22) is hollowed out and provided with a mounting hole (23).
4. The fiber bragg grating strain gauge mount of claim 1, wherein: the first bolt block (3) comprises a constraint sleeve (31) and a first sliding bolt (32), and the constraint sleeve (31) is fixedly connected to the upper end of the first sliding bolt (32).
5. The fiber bragg grating strain gage mount of claim 4 wherein: a first avoiding groove (33) is formed in the outer portion of the first sliding bolt (32).
6. The fiber bragg grating strain gauge mount of claim 1, wherein: the second bolt block (4) comprises a nut (41) and a second sliding bolt (42), and the nut (41) is fixedly connected to the upper end of the second sliding bolt (42).
7. The fiber bragg grating strain gage mount of claim 6 wherein: a second avoiding groove (43) is formed in the outer portion of the second sliding bolt (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322016624.XU CN220379300U (en) | 2023-07-30 | 2023-07-30 | Fiber bragg grating strain gauge support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322016624.XU CN220379300U (en) | 2023-07-30 | 2023-07-30 | Fiber bragg grating strain gauge support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220379300U true CN220379300U (en) | 2024-01-23 |
Family
ID=89572719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322016624.XU Active CN220379300U (en) | 2023-07-30 | 2023-07-30 | Fiber bragg grating strain gauge support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220379300U (en) |
-
2023
- 2023-07-30 CN CN202322016624.XU patent/CN220379300U/en active Active
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