CN212674291U - Rotary scanning optical fiber spectrum system - Google Patents
Rotary scanning optical fiber spectrum system Download PDFInfo
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- CN212674291U CN212674291U CN202021359623.5U CN202021359623U CN212674291U CN 212674291 U CN212674291 U CN 212674291U CN 202021359623 U CN202021359623 U CN 202021359623U CN 212674291 U CN212674291 U CN 212674291U
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Abstract
The utility model aims at prior art not enough, a rotatory scanning optic fibre spectroscopic system is proposed, produce magnetic field through using magnet, by the drive electric wire transmission drive signal of telecommunication, produce electric current in electromagnetism rotary module, and then utilize electromagnetic drive's mode, 360 degrees rotations of drive speculum, a rotatory scanning for realizing 360 degrees of sample lateral wall, above-mentioned system uses simple structure's magnet, the electromagnetic rotation is realized to hollow metal cylinder and drive wire, realization scanning module's that can be very big miniaturization, make the rotatory scanning optic fibre spectroscopic system can be convenient use to the object detection of small size a little.
Description
Technical Field
The utility model belongs to the technical field of the spectrum, concretely relates to rotary scanning optic fibre spectroscopy system.
Background
The optical fiber is a good optical conductor, has low optical loss and small diameter, can transmit optical signals in a long distance, and has wide application in various fields of industry, medical treatment and life. The advent of the optical fiber endoscope makes it possible to transmit a spectral signal in a narrow space. However, a single fiber optically illuminates the area in front of the fiber end face and optically detects the signal. In order to increase the detection area of the optical fiber, various scanning methods have been developed. The position change of the optical fiber or the optical reflector is realized by mainly utilizing a motor, and then the scanning of the optical fiber is realized. However, when the detection space is very narrow, the size requirement of the motor is very high. The utility model discloses in, we propose an electromagnetic drive's rotatory mode, realize convenient rotatory scanning optical fiber spectroscopy system.
Disclosure of Invention
The utility model aims at prior art not enough, provide a rotatory scanning optic fibre spectroscopic system, the device utilizes electromagnetic drive's system architecture, realization optic fibre rotary scanning that can be convenient.
The utility model provides a technical scheme that its technical problem adopted as follows:
the utility model discloses an illumination module, the electromagnetic scanning module, detection module, light is sent to the light source among the illumination module, transmit the illumination light by illumination optic fibre, at the optic fibre output end, illumination collimating lens collimation light, conduct inside the sample, reflect to the lateral wall of surveying the sample by the speculum in the electromagnetic scanning module, light is after the sample lateral wall reflection, reflection signal light is by the speculum reflection among the electromagnetic scanning module, collect by the detection focusing lens among the detection module, reflection signal light enters the incident terminal surface of surveying optic fibre behind the detection focusing lens, by surveying in the outer spectrum appearance of optic fibre transmission survey sample, in illumination and detection process, it is rotatory by the speculum in the electromagnetic force drive electromagnetic scanning module, make illumination module and detection module can carry out 360 degrees rotatory scanning detection to the sample lateral wall.
The illumination module is composed of a light source, an illumination optical fiber and an illumination collimating lens, illumination light emitted by the light source is transmitted through the illumination optical fiber, is collimated by the illumination collimating lens and then enters the interior of the detection sample, and the back focal plane of the illumination collimating lens is superposed with the output end face of the illumination optical fiber.
Electromagnetic scanning module, by the speculum, small-size magnet, the hollow section of thick bamboo of metal, the drive electric wire, signal generator and glass shell are constituteed, small-size magnet is located the hollow section of thick bamboo inside below of metal, small-size magnet produces the magnetic field signal, the speculum is fixed in the hollow section of thick bamboo top of metal, drive electric wire connects signal generator, produce the drive signal of telecommunication, the electric current of this signal of telecommunication passes through the hollow section of thick bamboo of metal, the magnetic induction line of the small-size magnet of electric current cutting, produce the electromagnetic force, the hollow section of thick bamboo of drive metal rotates, and then drive the speculum and rotate, electromagnetic scanning module installs in the glass shell, the illumination light can.
The detection module consists of a detection focusing lens, a detection optical fiber and a spectrometer, signal light reflected by the inner wall of the sample passes through a reflector of the electromagnetic scanning module, is collected by the detection focusing lens, is transmitted to the outside of the sample through the detection optical fiber and then enters the spectrometer, spectrum data of the reflected signal light is detected, and the front focal plane of the detection focusing lens coincides with the incident end face of the detection optical fiber.
The utility model has the advantages that:
through the utility model discloses a structure setting can realize a rotatory scanning optic fibre spectroscopic system, produce magnetic field through using magnet, transmit the drive signal of telecommunication by the drive wire, produce electric current in electromagnetism rotary module, and then utilize electromagnetic drive's mode, 360 degrees rotations of drive speculum, a rotatory scanning for realizing 360 degrees of sample lateral wall, above-mentioned system uses simple structure's magnet, the hollow section of thick bamboo of metal and drive wire realize the electromagnetism rotation, realization scanning module's that can be very big miniaturization, make the rotatory scanning optic fibre spectroscopic system can be convenient use to detect the object of little size.
Drawings
FIG. 1 is a schematic diagram of a rotary scanning fiber spectroscopy system.
Detailed Description
In order to make the public more clearly understand the technical essence and the beneficial effects of the present invention, the applicant shall make the following detailed description by way of examples, but the description of the examples is not a limitation to the solution of the present invention, and any equivalent changes made according to the inventive concept, which are only formal and immaterial, shall be regarded as the technical scope of the present invention.
Example 1
The present invention will be further explained with reference to fig. 1 and example 1.
As shown in figure 1, the utility model comprises an illumination module, an electromagnetic scanning module and a detection module, wherein a light source 1 in the illumination module emits light, an illumination fiber 2 transmits illumination light, at the output end of the optical fiber, the light is collimated by the illumination collimating lens 3, transmitted to the interior of the sample, reflected to the side wall of the detection sample by the reflector 4 in the electromagnetic scanning module, after the light is reflected by the side wall of the sample, the reflected signal light is reflected by a reflector 4 in the electromagnetic scanning module and collected by a detection focusing lens 5 in the detection module, the reflected signal light enters the incident end face of a detection optical fiber 6 after passing through the detection focusing lens 5 and is transmitted to a spectrometer 7 outside a detection sample by the detection optical fiber 6, in the illuminating and detecting processes, the reflector 4 in the electromagnetic scanning module is driven by electromagnetic force to rotate, so that the illumination module and the detection module can perform 360-degree rotation scanning detection on the side wall of the sample.
As shown in fig. 1, the illumination module is composed of a light source 1, an illumination fiber 2 and an illumination collimating lens 3, illumination light emitted by the light source 1 is transmitted through the illumination fiber 2, and enters the interior of a detection sample after being collimated by the illumination collimating lens 3, and a back focal plane of the illumination collimating lens 3 coincides with an output end face of the illumination fiber 2.
As shown in fig. 1, the electromagnetic scanning module is composed of a reflector 4, a small magnet 8, a metal hollow cylinder 9, a driving wire 10, a signal generator 11 and a glass housing 12, wherein the small magnet 8 is located below the inside of the metal hollow cylinder 9, the small magnet 8 generates a magnetic field signal, the reflector is fixed above the metal hollow cylinder 9, the driving wire 10 is connected with the signal generator 11 to generate a driving electrical signal, a current of the electrical signal passes through the metal hollow cylinder 9, the current cuts a magnetic induction line of the small magnet 8 to generate an electromagnetic force, the metal hollow cylinder 9 is driven to rotate, and the reflector 4 is driven to rotate, the electromagnetic scanning module is installed in the glass housing, and illumination light and reflection light can be transmitted through the glass housing.
As shown in fig. 1, the detection module is composed of a detection focusing lens 5, a detection optical fiber 6 and a spectrometer 7, signal light reflected by the inner wall of the sample passes through a reflector 4 of the electromagnetic scanning module, is collected by the detection focusing lens 5, is transmitted to the outside of the sample through the detection optical fiber 6, and then enters the spectrometer 7 to detect spectral data of the reflected signal light, and the front focal plane of the detection focusing lens coincides with the incident end face of the detection optical fiber.
Claims (2)
1. A rotary scanning optical fiber spectrum system is characterized in that the system comprises an illumination module, an electromagnetic scanning module and a detection module, wherein a light source in the illumination module emits light, the illumination light is transmitted by an illumination optical fiber, at the output end of the optical fiber, the light rays collimated by the illumination collimating lens are transmitted to the interior of the sample, reflected to the side wall of the detection sample by the reflector in the electromagnetic scanning module, after the light rays are reflected by the side wall of the sample, the reflected signal light is reflected by a reflector in the electromagnetic scanning module and collected by a detection focusing lens in the detection module, the reflected signal light enters the incident end face of the detection optical fiber after passing through the detection focusing lens and is transmitted to a spectrometer outside a detection sample by the detection optical fiber, in the illuminating and detecting process, the reflector in the electromagnetic scanning module is driven to rotate by electromagnetic force, so that the illuminating module and the detecting module can carry out 360-degree rotary scanning detection on the side wall of the sample.
2. The system according to claim 1, wherein the electromagnetic scanning module comprises a mirror, a small magnet, a metal hollow cylinder, a driving wire, a signal generator, and a glass housing, the small magnet is located below the inside of the metal hollow cylinder, the small magnet generates a magnetic field signal, the mirror is fixed above the metal hollow cylinder, the driving wire is connected to the signal generator and generates a driving electrical signal, a current of the electrical signal passes through the metal hollow cylinder, the current cuts a magnetic induction line of the small magnet to generate an electromagnetic force, the metal hollow cylinder is driven to rotate, the mirror is driven to rotate, the electromagnetic scanning module is installed in the glass housing, and the illuminating light and the reflected light can be transmitted through the glass housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021359623.5U CN212674291U (en) | 2020-07-13 | 2020-07-13 | Rotary scanning optical fiber spectrum system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021359623.5U CN212674291U (en) | 2020-07-13 | 2020-07-13 | Rotary scanning optical fiber spectrum system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212674291U true CN212674291U (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021359623.5U Active CN212674291U (en) | 2020-07-13 | 2020-07-13 | Rotary scanning optical fiber spectrum system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212674291U (en) |
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2020
- 2020-07-13 CN CN202021359623.5U patent/CN212674291U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230911 Address after: 572000 Room 904-10, 9th Floor, Nanfan Zhongchuang Center, Yazhou Bay Science and Technology City, Yazhou District, Sanya City, Hainan Province Patentee after: Sanya Zhipu Instrument Co.,Ltd. Address before: 570228 haidaqiao Xizhou zhuanfang, Meilan District, Haikou City, Hainan Province Patentee before: Hainan Heguang Instrument Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |