CN215414835U - Detection apparatus for medical laser optic fibre fatigue resistance - Google Patents
Detection apparatus for medical laser optic fibre fatigue resistance Download PDFInfo
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- CN215414835U CN215414835U CN202121289717.4U CN202121289717U CN215414835U CN 215414835 U CN215414835 U CN 215414835U CN 202121289717 U CN202121289717 U CN 202121289717U CN 215414835 U CN215414835 U CN 215414835U
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Abstract
The utility model discloses a detection device for medical laser fiber fatigue resistance, which comprises a guide rail, a first winding disc, a second winding disc, a first motor, a second motor, a first rotating shaft, a second rotating shaft, a support, a fiber guide ruler and a fiber guide device. Wherein, first winding dish includes radius scale group, winding bone group and optic fibre fixer, and the second winding dish is the same with first winding dish structure. The first winding bone group and the second winding bone group are used for determining the bending radius of the measured optical fiber, and the first motor and the second motor drive the first winding disc and the second winding disc to rotate. The utility model can be used for detecting the fatigue resistance of the medical laser optical fiber, and improves the detection speed and accuracy.
Description
Technical Field
The utility model belongs to the field of laser fiber detection, and particularly relates to a detection device for the fatigue resistance of a medical laser fiber.
Background
The laser fiber is widely applied to modern laser medicine as a laser transmission device, the medical laser fiber can be used as a II-class product for independent registration and supervision, and the special index of the medical laser fiber has important significance for medical application. The performance index and the detection method of the medical laser optical fiber are defined in the current industry standard YY/T0758-2009 general requirements of the laser optical fiber for treatment. The bending fatigue resistance of the optical fiber in mechanical properties requires that the transmission efficiency of the optical fiber is not less than 90% of that before the test after the laser optical fiber is repeatedly bent for 100 times under the condition of the minimum bending working radius of the optical fiber provided by a manufacturer. At present, when the index is detected, corresponding equipment and instruments are not needed, manual bending methods are adopted, the workload is large, the time is consumed, and large errors exist.
Disclosure of Invention
The utility model aims to provide a detection device for the fatigue resistance of a medical laser optical fiber, aiming at overcoming the defects in the prior art and solving the technical problems mentioned in the background technology.
The purpose of the utility model is realized by the following technical scheme: a detection device for fatigue resistance of a medical laser optical fiber comprises a guide rail, a first winding disc, a second winding disc, a first motor, a second motor, a first rotating shaft, a second rotating shaft, a support, an optical fiber guide ruler and an optical fiber guide device;
the first motor is connected with the guide rail in a sliding manner; the second motor is connected with the guide rail in a sliding manner;
the first rotating shaft is fixedly connected with the first winding disc, and one end of the first rotating shaft is fixed on the output shaft of the first motor;
the second rotating shaft is fixedly connected with the second winding disc, and one end of the second rotating shaft is fixed on the output shaft of the second motor;
the optical fiber guider is arranged on the bracket, and the lower end of the bracket is connected with the optical fiber guide ruler in a sliding manner;
the optical fiber guide ruler is fixedly connected with the guide rail.
Further, still include the laser power meter.
Further, the first rotating shaft penetrates through the circle center of the first winding disc and is fixedly connected with the first winding disc; and the second rotating shaft passes through the circle center of the second winding disc and is fixedly connected with the second winding disc.
Further, the motor is connected with the guide rail in a sliding mode through the sliding block; and a locking knob is arranged between each sliding block and the guide rail.
Furthermore, a locking knob is arranged between the bracket and the optical fiber guide ruler.
Further, the optical fiber guide is the same as the first winding disc and the second winding disc in height.
Furthermore, the optical fiber guide is connected with the bracket in a sliding manner, and a locking knob is arranged between the optical fiber guide and the bracket.
Further, the first winding disc comprises a radius scale group, a winding bone group and an optical fiber fixer;
the radius scale group comprises a plurality of same radius scales which are arranged along the radial equal-center-angle direction by taking the center of the first winding disc as the center;
the winding bone group comprises a plurality of same winding bones, each winding bone is respectively arranged on each radius graduated scale, and the winding bones are connected with the radius graduated scales in a sliding manner;
the second winding disc is identical to the first winding disc in structure.
Furthermore, a locking knob is arranged between the winding bone and the radius scale.
Furthermore, the scale range of the radius scale is 5mm-500 mm; the winding bone is made of hard plastic; the first optical fiber fixer is made of metal and is provided with a nylon sticker.
The utility model has the beneficial effects that: the utility model can meet the test requirement of the fatigue resistance index of the medical laser fiber, and has convenient operation, time saving and high test precision.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
FIG. 1 shows a schematic diagram of a medical laser fiber fatigue resistance detection device;
in the figure, a second radius scale group 1, a second winding bone group 2, a second optical fiber fixer 3, a guide rail 4, a first winding disc 5, a second winding disc 6, a first motor 7, a second motor 8, a first slider 9, a second slider 10, a first rotating shaft 11, a second rotating shaft 12, a bracket 13, an optical fiber guide 14, an optical fiber guide 15, a first radius scale group 16, a first winding bone group 17 and a first optical fiber fixer 18.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the utility model. It should be noted that, for convenience of description, only the portions related to the related invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, the device for detecting fatigue resistance of a medical laser fiber of the present invention comprises a guide rail 4, a first winding disc 5, a second winding disc 6, a first motor 7, a second motor 8, a first slider 9, a second slider 10, a first rotating shaft 11, a second rotating shaft 12, a bracket 13, a fiber guide 14 and a fiber guide 15.
The first sliding block 9 and the second sliding block 10 are connected with the guide rail 4 in a sliding way; the first motor 7 is fixed on the first sliding block 9; the second motor 8 is fixed on the second sliding block 10; the first rotating shaft 11 penetrates through the circle center of the first winding disc 5 and is fixedly connected with the circle center, and the bottom end of the first rotating shaft 11 is fixed on an output shaft of the first motor 7; the second rotating shaft 12 passes through the circle center of the second winding disc 6 and is fixedly connected, and the bottom end of the second rotating shaft 12 is fixed on the output shaft of the second motor 8; the optical fiber guide 15 is connected with the bracket 13 in a sliding way, the lower end of the bracket 13 is connected with the optical fiber guide ruler 14 in a sliding way, and one end of the optical fiber guide ruler 14 is fixedly connected with the side surface of the guide rail 4.
The first slider 9 and the second slider 10 are each provided with a locking knob (locking nut) which can slide on the guide rail 4 and can be locked by the knob to adjust the distance between the first winding disk 5 and the second winding disk 6.
In this embodiment, the fiber guide 15 is also provided with a locking knob (locking nut), and the height of the fiber guide 15 can be adjusted by the bracket 13 and the locking knob to ensure that the fiber guide 15 and the first and second winding disks 5 and 6 have the same height.
The bracket 13 is also provided with a locking knob (locking nut) which can slide on the optical fiber guide ruler 14 to ensure that the distance from the optical fiber guide 15 to the guide rail is the same as the distance from the winding bone on the first winding bone group 17 and the second winding bone group 2 to the center of the winding disc, thereby avoiding the optical fiber from being disordered in the winding process.
The first motor 7 and the second motor 8 drive the first winding disc 5 and the second winding disc 6 to rotate in the same direction through the first rotating shaft 11 and the second rotating shaft 12, and the motor can set the rotating direction, the rotating number of turns and the rotating frequency.
In this embodiment, the first winding disk 5 comprises a first radius scale group 16, a first winding bone group 17 and a first fiber optic holder 18. The first radius scale group 16 is composed of 8 same radius scales, the radius scales are arranged along the radial direction at equal central angles by taking the center of the first winding disc 5 as the center, and the scale range is 5mm-500 mm. The first winding bone group 17 is composed of 8 same winding bones and is respectively placed on each radius scale of the first radius scale group 16, each winding bone is connected with each radius scale in a sliding way, and a locking knob (locking nut) is arranged on each winding bone; the winding bone is only used for determining the radius value of optical fiber winding, and the material of the winding bone is hard plastic. The first optical fiber holder 18 is made of metal and has a nylon tape for fixing the head end or the tail end of the optical fiber.
In this embodiment, the second winding disk 6 comprises a second radius scale group 1, a second winding bone group 2 and a second fiber holder 3. The second radius scale group 1 is composed of 8 same radius scales, the radius scales are arranged along the radial direction at equal central angles by taking the circle center of the second winding disc 6 as the center, and the scale range is 5mm-500 mm. The second winding bone group 2 is composed of 8 same winding bones and is respectively placed on each radius graduated scale of the second radius graduated scale group 1, and each winding bone can slide on each radius graduated scale and can be locked through a knob. The second optical fiber fixer 3 is made of metal material and is provided with a nylon sticker for fixing the head end or the tail end of the optical fiber.
The working process of the utility model is as follows: when the medical laser fiber fatigue resistance detection is carried out, firstly, according to the minimum bending working radius of the fiber specified by a laser fiber manufacturer, the winding bones in the first winding bone group 17 and the second winding bone group 2 are slid to the minimum bending working radius of the fiber of the radius scale and are locked by a knob. And the bracket 13 on the optical fiber guide ruler 14 is moved to ensure that the distance between the bracket 13 and the guide rail 4 is the minimum bending working radius of the optical fiber, and the optical fiber is locked by a knob. Then, the distance between the first winding disc 5 and the second winding disc 6 is adjusted to ensure that the first winding disc 5 and the second winding disc 6 do not collide in the rotating process and avoid the overlarge distance between the first winding disc 5 and the second winding disc 6. Then, the head end of the optical fiber to be measured is fixed to the second optical fiber holder 3, the optical fiber is wound around the second winding bone group 2 in a counterclockwise direction and is passed through the optical fiber guide 15 to the first winding bone group 17, the remaining optical fiber is wound around the first winding bone group 17, and the tail end of the optical fiber is fixed to the first optical fiber holder 18. According to the winding turns of the tested optical fiber on the first winding bone group 17, the rotating directions of the first motor 7 and the second motor 8 are set to be clockwise rotation firstly and then anticlockwise rotation and the number of the rotating turns. The motor is opened rotatoryly, and first winding dish 5 and second winding dish 6 are according to certain number of turns of clockwise rotation, and at this moment, measured optical fiber is twined to second winding bone group 2 by first winding bone group 17, and subsequently, first winding dish 5 and second winding dish 6 are according to certain number of turns of anticlockwise rotation, and at this moment, measured optical fiber is twined to first winding bone group 17 by second winding bone group 2, so relapse 100 times according to standard requirement and stop the rotation. And taking down the optical fiber, carrying out a transmission efficiency test on the optical fiber by using a laser power meter, if the optical fiber still can meet the requirement of the industry standard YY/T0758-2009, indicating that the optical fiber meets the requirement of fatigue resistance, and otherwise, carrying out the opposite.
The detection device for the fatigue resistance of the medical laser optical fiber disclosed by the embodiment can meet the test requirement of the fatigue resistance index of the medical laser optical fiber, and is convenient to operate, time-saving and high in test precision.
Claims (10)
1. A detection device for fatigue resistance of a medical laser optical fiber is characterized by comprising a guide rail, a first winding disc, a second winding disc, a first motor, a second motor, a first rotating shaft, a second rotating shaft, a support, an optical fiber guide ruler and an optical fiber guide device;
the first motor is connected with the guide rail in a sliding manner; the second motor is connected with the guide rail in a sliding manner;
the first rotating shaft is fixedly connected with the first winding disc, and one end of the first rotating shaft is fixed on the output shaft of the first motor;
the second rotating shaft is fixedly connected with the second winding disc, and one end of the second rotating shaft is fixed on the output shaft of the second motor;
the optical fiber guider is arranged on the bracket, and the lower end of the bracket is connected with the optical fiber guide ruler in a sliding manner;
the optical fiber guide ruler is fixedly connected with the guide rail.
2. The medical laser fiber fatigue resistance detection device according to claim 1, further comprising a laser power meter.
3. The medical laser fiber fatigue resistance detection device as claimed in claim 1, wherein the first rotating shaft passes through the center of the first winding disc and is fixedly connected; and the second rotating shaft passes through the circle center of the second winding disc and is fixedly connected with the second winding disc.
4. The medical laser fiber fatigue resistance detection device as claimed in claim 1, wherein the motor is slidably connected to the guide rail through a slider; and a locking knob is arranged between each sliding block and the guide rail.
5. The medical laser fiber fatigue resistance detection device as claimed in claim 1, wherein a locking knob is provided between the bracket and the fiber guide.
6. The medical laser fiber fatigue resistance detection device as claimed in claim 1, wherein the fiber guide is the same height as the first winding disk and the second winding disk.
7. The medical laser fiber fatigue resistance detection device as claimed in claim 1, wherein the fiber guide and the bracket are slidably connected, and a locking knob is provided therebetween.
8. The medical laser fiber fatigue resistance detection device as claimed in claim 1, wherein the first winding disc comprises a radius scale group, a winding bone group and a fiber fixer;
the radius scale group comprises a plurality of same radius scales which are arranged along the radial equal-center-angle direction by taking the center of the first winding disc as the center;
the winding bone group comprises a plurality of same winding bones, each winding bone is respectively arranged on each radius graduated scale, and the winding bones are connected with the radius graduated scales in a sliding manner;
the second winding disc is identical to the first winding disc in structure.
9. The medical laser fiber fatigue resistance detection device as claimed in claim 1, wherein a locking knob is provided between the winding bone and the radius scale.
10. The medical laser fiber fatigue resistance detection device as claimed in claim 1, wherein the scale range of the radius scale is 5mm-500 mm; the winding bone is made of hard plastic; the first optical fiber fixer is made of metal and is provided with a nylon sticker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121289717.4U CN215414835U (en) | 2021-06-09 | 2021-06-09 | Detection apparatus for medical laser optic fibre fatigue resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121289717.4U CN215414835U (en) | 2021-06-09 | 2021-06-09 | Detection apparatus for medical laser optic fibre fatigue resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215414835U true CN215414835U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121289717.4U Active CN215414835U (en) | 2021-06-09 | 2021-06-09 | Detection apparatus for medical laser optic fibre fatigue resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215414835U (en) |
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2021
- 2021-06-09 CN CN202121289717.4U patent/CN215414835U/en active Active
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