CN210571713U - Pressing plate type optical fiber clamp and optical fiber mechanical property tester thereof - Google Patents
Pressing plate type optical fiber clamp and optical fiber mechanical property tester thereof Download PDFInfo
- Publication number
- CN210571713U CN210571713U CN201921243548.3U CN201921243548U CN210571713U CN 210571713 U CN210571713 U CN 210571713U CN 201921243548 U CN201921243548 U CN 201921243548U CN 210571713 U CN210571713 U CN 210571713U
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- pressing plate
- optical fiber
- lower pressing
- adjusting
- clamp
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Abstract
The utility model discloses a pressing plate type optical fiber clamp and an optical fiber mechanical property tester thereof, which comprises a lower pressing plate, wherein the lower pressing plate is arranged on a connecting seat and is connected with an upper pressing plate through a rotating shaft; the lock catch is arranged on the upper pressure plate through a rotating shaft; the fixing buckle is arranged on the back surface of the lower pressing plate through the sliding column, an adjusting screw rod used for adjusting the fixing buckle to move along the sliding column is arranged on the lower pressing plate, and an adjusting knob is arranged at the upper end of the adjusting screw rod; and the winding device is arranged on the connecting seat. The utility model, through arranging the lower pressing plate and the upper pressing plate, presses and holds the optical fiber to be detected between the corresponding lug and the corresponding groove; meanwhile, the lower pressure plate and the upper pressure plate tightly press and hold the measured optical fiber through the adjusting screw rod; and, through setting up wind, with the one end winding of optic fibre on adjusting the pole, avoided being surveyed the slip of optic fibre in testing process, brought conveniently for optical fiber testing.
Description
Technical Field
The utility model relates to an optical fiber performance test equipment technical field specifically is a clamp plate formula optic fibre anchor clamps and optic fibre mechanical properties tester thereof.
Background
The mechanical performance tester is a detection device for detecting the relation between the length change of an object and the stress, the object is fixed on the tester through a clamp, tension is applied, the stress and the length change of the object are recorded and measured, and the mechanical performance of the object is obtained. The change of the return wavelength of the fiber grating is proportional to the change of the length of the fiber grating and also proportional to the tension applied to the fiber grating. In order to obtain the proportional relation between the wavelength change and the length change of the fiber bragg grating and the proportional relation between the wavelength change and the tensile force, the measurement can be carried out by a mechanical performance tester, but the fiber bragg grating is thin and easy to break, so that the fiber bragg grating cannot be fixed on the mechanical performance tester by a conventional clamp, and great inconvenience is brought to the measurement work.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a clamp plate formula fiber clamp and optic fibre mechanical properties tester thereof to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a platen-type optical fiber clamp for fixing an optical fiber to a mechanical property detector includes
The lower pressing plate is arranged on a connecting seat, the connecting seat is used for connecting the whole clamp to a mechanical property detector, and the lower pressing plate is connected with the upper pressing plate through a rotating shaft;
the lock catch is arranged on the upper pressure plate through a rotating shaft;
the fixing buckle is arranged on the back surface of the lower pressing plate through the sliding column, an adjusting screw rod used for adjusting the fixing buckle to move along the sliding column is arranged on the lower pressing plate, and an adjusting knob is arranged on the adjusting screw rod; and
and the winding device is arranged on the connecting seat and positioned at the front part of the lower pressing plate and used for fixing the optical fiber.
Preferably, the winding device comprises an adjusting rod and a unidirectional rotating device, the adjusting rod is arranged on the connecting seat through a shaft sleeve and used for winding the measured optical fiber, and the adjusting rod is provided with the unidirectional rotating device used for keeping the unidirectional movement of the adjusting rod.
Preferably, the unidirectional rotation device comprises a ratchet wheel and a locking block, the ratchet wheel is coaxially arranged on the adjusting rod, and the locking block is arranged on the periphery of the ratchet wheel.
Preferably, the adjusting rod is provided with a groove for winding the optical fiber and a hole for allowing one end of the optical fiber to pass through.
Preferably, be provided with the recess that holds the measured optical fiber on the holding down plate, be provided with on the holding up plate and be used for pressing the lug that holds the measured optical fiber, recess and lug cooperate.
Preferably, a torsion spring is arranged on the connecting rotating shaft of the lower pressure plate and the upper pressure plate.
An optical fiber mechanical property tester comprises the pressing plate type optical fiber clamp.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model, through arranging the lower pressing plate and the upper pressing plate, presses and holds the optical fiber to be detected between the corresponding lug and the corresponding groove; meanwhile, the lower pressure plate and the upper pressure plate tightly press and hold the measured optical fiber through the adjusting screw rod; and, through setting up wind, with the one end winding of optic fibre on adjusting the pole, avoided being surveyed the slip of optic fibre in testing process, brought conveniently for optical fiber testing.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a schematic structural view of the winding device of the present invention;
FIG. 4 is a schematic structural view of the unidirectional rotating device of the present invention;
FIG. 5 is a schematic view showing the state where the upper platen cover is closed to the lower platen according to the present invention;
FIG. 6 is a schematic view of the state of the platen-type fiber clamp mounted on the fiber mechanical property tester.
In the figure: the device comprises a connecting seat 1, a lower pressing plate 2, an upper pressing plate 3, a lock catch 4, a fixing buckle 5, a sliding column 51, an adjusting screw 6, an adjusting knob 7, a winding device 8, an adjusting rod 81, a unidirectional rotating device 82, a ratchet 821, a locking block 822, a bump 9 and a groove 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
a platen-type optical fiber clamp for fixing an optical fiber to a mechanical property detector includes
The lower pressing plate 2 is fixedly arranged on the connecting seat 1, the connecting seat 1 is used for connecting the whole clamp to the mechanical property detector, a threaded hole is formed in the connecting seat 1, and the connecting seat 1 is connected with the whole clamp and the mechanical property detector through threads. The lower pressing plate 2 is connected with the upper pressing plate 3 through a rotating shaft, the lower pressing plate 2 and the upper pressing plate 3 are connected with the rotating shaft, a torsion spring is arranged on the rotating shaft, the upper pressing plate 3 is not far away from the lower pressing plate 2 when the torsion spring is arranged, and the optical fiber can be conveniently mounted and dismounted. The lower pressing plate 2 is provided with a groove 10 for accommodating the measured optical fiber, the upper pressing plate 3 is provided with a bump 9 for pressing and holding the measured optical fiber, the position and the shape size of the groove 10 correspond to those of the bump 9, the measured optical fiber is arranged in the groove 10, and the bump 9 presses and holds the upper pressing plate 3 when the upper pressing plate is covered on the lower pressing plate 2;
the lock catches 4 are movably arranged on the upper pressure plate 3 through a rotating shaft, two lock catches 4 are arranged in the embodiment, and the lock catches 4 are positioned on the upper side and the lower side of the side surface of the upper pressure plate 3;
the fixing buckle 5 is movably arranged on the back surface of the lower pressing plate 2 through a sliding column 51, the fixing buckle 5 is matched with the lock catch 4 to realize a locking state, and the upper pressing plate 3 is tightly attached to the lower pressing plate 2. A threaded hole is formed in the lower pressing plate 2, and the adjusting screw 6 is arranged in the threaded hole; meanwhile, one end of the adjusting screw 6 extends to the back of the lower pressing plate 2 and is connected with the fixing buckle 5, and the other end of the adjusting screw is arranged on the front of the lower pressing plate 2. The adjusting knob 7 is rotated to drive the adjusting screw 6 to rotate, and the fixing buckle 5 is driven to move along the sliding column 51, so that the fixing buckle 5 and the lock catch 4 are in a tight combination state, the upper pressing plate 3 is tightly attached to the lower pressing plate 2, and the convex block 9 on the upper pressing plate 3 tightly presses and holds the measured optical fiber in the groove 10; and
the winding device 8 is fixedly arranged on the connecting seat 1 and located in the front of the lower pressing plate 2 and used for fixing the optical fiber, the winding device 8 comprises an adjusting rod 81 and a unidirectional rotating device 82, the adjusting rod 81 is arranged on the connecting seat 1 through a shaft sleeve and used for winding the measured optical fiber, the unidirectional rotating device 82 used for keeping the unidirectional movement of the adjusting rod 81 is arranged on the adjusting rod 81, the unidirectional rotating device 82 comprises a ratchet 821 and a locking block 822, the ratchet 821 is coaxially arranged on the adjusting rod 81, and the locking block 822 is arranged on the periphery of the ratchet 821. The adjusting lever 81 is provided with a groove for winding the optical fiber and a hole through which one end of the optical fiber passes, the groove and the hole being maintained at the same straight position as the groove 10. The arrangement of the unidirectional rotating device 82, the groove and the hole ensures that the optical fiber to be detected cannot slide in the stress detection process, and the influence on the detection caused by the sliding is avoided.
When detection is carried out, two pressure plate type optical fiber clamps are respectively arranged on a base of the optical fiber mechanical performance tester and a connecting end of a digital display tension meter through threads, one end of a measured optical fiber penetrates through a hole formed in an adjusting rod 81 and is wound in a groove formed in the adjusting rod 81; meanwhile, one section of the optical fiber is arranged in the groove 10 of the lower pressing plate, the upper pressing plate 3 is covered on the lower pressing plate 2 and locked by the lock catch 4 and the fixing buckle 5, and the rotary adjusting knob 7 is rotated to enable the lower pressing plate 2 and the upper pressing plate 3 to tightly press and hold the measured optical fiber. The tail fiber at one end of the optical fiber is connected with the fiber grating demodulator. The tension is applied to the measured optical fiber by the optical fiber mechanical performance tester, and the changes of the tension, the length and the waveform of the optical fiber are read by the digital display tension meter, the digital display vernier caliper and the fiber grating demodulator, so that the relation between the wavelength, the tension and the length of the optical fiber is obtained.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A clamp plate formula fiber clamp for with optic fibre fixed mechanical properties detector, its characterized in that: comprises that
The lower pressing plate (2) is arranged on the connecting seat (1), the connecting seat (1) is used for connecting the whole clamp to a mechanical property detector, and the lower pressing plate (2) is connected with the upper pressing plate (3) through a rotating shaft;
the lock catch (4) is arranged on the upper pressure plate (3) through a rotating shaft;
the fixing buckle (5) is arranged on the back surface of the lower pressing plate (2) through a sliding column (51), an adjusting screw rod (6) used for adjusting the fixing buckle (5) to move along the sliding column (51) is arranged on the lower pressing plate (2), and an adjusting knob (7) is arranged on the adjusting screw rod (6); and
and the winding device (8) is arranged on the connecting seat (1), is positioned at the front part of the lower pressing plate (2) and is used for fixing the optical fiber.
2. The platen-type fiber clamp of claim 1, wherein: winding device (8) are including adjusting pole (81) and unidirectional rotation device (82), it sets up on connecting seat (1) through the axle sleeve to adjust pole (81) for the winding is surveyed the optical fiber, be provided with unidirectional rotation device (82) that are used for keeping its unidirectional movement on adjusting pole (81).
3. A platen-type fiber optic fixture as claimed in claim 2, wherein: the one-way rotating device (82) comprises a ratchet wheel (821) and a locking block (822), wherein the ratchet wheel (821) is coaxially arranged on the adjusting rod (81), and the locking block (822) is arranged on the periphery of the ratchet wheel (821).
4. A platen-type fiber optic fixture as claimed in claim 2, wherein: the adjusting rod (81) is provided with a groove for winding optical fibers and a hole for allowing one end of each optical fiber to penetrate through.
5. A platen-type fiber optic fixture as claimed in claim 2, wherein: the optical fiber testing device is characterized in that a groove (10) for accommodating a tested optical fiber is formed in the lower pressing plate (2), a protruding block (9) for pressing and holding the tested optical fiber is arranged on the upper pressing plate (3), and the groove (10) is matched with the protruding block (9).
6. The platen-type fiber clamp of claim 1, wherein: and the lower pressing plate (2) and the upper pressing plate (3) are connected with a rotating shaft and are provided with torsion springs.
7. An optical fiber mechanical property tester comprising a platen-type optical fiber jig according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921243548.3U CN210571713U (en) | 2019-08-02 | 2019-08-02 | Pressing plate type optical fiber clamp and optical fiber mechanical property tester thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921243548.3U CN210571713U (en) | 2019-08-02 | 2019-08-02 | Pressing plate type optical fiber clamp and optical fiber mechanical property tester thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210571713U true CN210571713U (en) | 2020-05-19 |
Family
ID=70660401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921243548.3U Expired - Fee Related CN210571713U (en) | 2019-08-02 | 2019-08-02 | Pressing plate type optical fiber clamp and optical fiber mechanical property tester thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210571713U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427958A (en) * | 2021-12-07 | 2022-05-03 | 马鞍山新地优特威光纤光缆有限公司 | Optical fiber performance test system |
-
2019
- 2019-08-02 CN CN201921243548.3U patent/CN210571713U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427958A (en) * | 2021-12-07 | 2022-05-03 | 马鞍山新地优特威光纤光缆有限公司 | Optical fiber performance test system |
| CN114427958B (en) * | 2021-12-07 | 2023-11-24 | 马鞍山新地优特威光纤光缆有限公司 | Optical fiber performance test system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20210802 |
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| CF01 | Termination of patent right due to non-payment of annual fee |