CN108287057B - Handheld optical fiber detector - Google Patents
Handheld optical fiber detector Download PDFInfo
- Publication number
- CN108287057B CN108287057B CN201810088330.9A CN201810088330A CN108287057B CN 108287057 B CN108287057 B CN 108287057B CN 201810088330 A CN201810088330 A CN 201810088330A CN 108287057 B CN108287057 B CN 108287057B
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- wavelength
- detection module
- detector
- optical
- Prior art date
- 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.)
- Active
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 52
- 238000001514 detection method Methods 0.000 claims abstract description 44
- 230000003287 optical effect Effects 0.000 claims description 47
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 6
- 238000004891 communication Methods 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 description 6
- 230000004927 fusion Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
Abstract
The invention discloses a handheld optical fiber detector, relates to the technical field of optical fiber communication detection equipment, and is used for solving the problem that the wavelength test range of the existing optical fiber detector is fixed. The invention can analyze the wavelength of the incoming light, quantify the power of the wavelength light, and expand new wavelength through the expansion joint.
Description
Technical Field
The invention relates to the technical field of optical fiber communication detection equipment, in particular to a handheld optical fiber detector.
Background
With the increasing popularity of optical fiber network application, especially the gradual implementation of optical fiber access FTTH (FiberToTheHome) project around the world, optical fiber technology is rapidly developed, and continuous breakthrough and update of optical fiber materials and structures are promoted, so that more and more wavelength can be transmitted in the optical fiber.
In the optical fiber installation process, the optical fiber is often required to be detected, the wavelength transmitted in the optical fiber and the relative loss of the optical power passing through a section of optical fiber are detected, as the wavelength range for transmitting signals is wider and wider, the conventional optical fiber detector integrates multiple wavelength detections into one optical fiber detector, so that the volume and the cost of the optical fiber detector are increased, and in practice, although the transmitted wavelength range is widened, all the wavelengths are not used at the same time, but different wavelengths are selected according to the transmission requirement, so that the optical fiber detector may have excessive functions.
Disclosure of Invention
The invention aims at: the handheld optical fiber detector is used for analyzing the wavelength of light and quantifying the power of the light with the wavelength, so that the new wavelength can be expanded.
The invention adopts the following technical scheme for realizing the purposes:
the utility model provides a handheld optical fiber detector, includes casing, display screen, power and optical fiber detection module, the casing surface is located to the display screen, the casing includes stiff end and expansion end, optical fiber detection module includes fiber coupling, optical divider, power detection module, wavelength detection module and processing chip, fiber coupling is connected with optical divider input, the optical divider output is connected with power detection module and wavelength detection module input respectively, power detection module and wavelength detection module output all with handle chip input electric connection, power detection module is power photoelectric detector, wavelength detection module includes wavelength photoelectric detector and expands the joint, establish ties between wavelength photoelectric detector and the expansion joint, wavelength photoelectric detector arranges in the casing stiff end, the expansion end is arranged in to the expansion joint, processing chip output and display screen electric connection.
Further, the surface of the shell is also provided with a control button.
Further, the optical splitter is a fused biconical optical splitter.
Further, the fusion tapered optical splitter is a 1×2 low-channel splitter.
Further, the split ratio of the fused biconical optical splitter is 99:1.
further, the wavelength photodetector includes an adapter, a laser diode module, and a filter.
Further, the display screen is an LED display screen.
The working principle of the invention is as follows: during operation, the optical fiber to be measured is connected into the optical fiber connector, the optical signal is divided into two optical paths through the fusion tapering optical divider, and the splitting ratio is 99:1,99% of the light goes to the power detection module to test the relative loss of optical power, and 1% of the light goes to the wavelength detection module to test whether the optical fiber is loaded with the required wavelength. When the optical signal passes through the filter of the wavelength photoelectric detector, the laser diode module converts the optical signal into a current signal and sends the current signal to the processing chip, the processing chip outputs power information to the display screen for display, when the optical signal passes through the filter of the wavelength photoelectric detector, the optical transmission filter of corresponding wavelength generates an electric signal through the action of the laser diode module and sends the electric signal to the processing chip, the processing chip outputs the wavelength information to the display screen for display, light of other wavelengths is reflected to the next photoelectric detector, if the light can be transmitted by the filter, the corresponding wavelength information is output to the display screen for display, otherwise, the light is continuously reflected to the next photoelectric sensor until all the photoelectric sensors pass. When the optical signals with different wavelengths need to be detected, the wavelength photoelectric detectors for detecting the corresponding wavelengths are connected into the expansion joint, so that the detection of the optical signals with different wavelengths can be completed.
The beneficial effects of the invention are as follows:
the invention has the detection function of transmitting the power and the wavelength of the optical signal to the optical fiber by arranging the power detection module and the wavelength detection module, and simultaneously can be connected with the photoelectric detectors with different wavelengths according to the needs when detecting different optical fibers by arranging the expansion joint, thereby completing the expansion function, avoiding combining a large number of photoelectric detectors into one optical fiber detector, having simple structure and saving cost.
Drawings
FIG. 1 is a front view of a hand-held fiber optic detector;
FIG. 2 is a side view of a hand-held fiber optic detector;
FIG. 3 is a top view of a handheld fiber optic detector;
FIG. 4 is a perspective view of a handheld fiber optic detector;
fig. 5 is a schematic diagram of the internal structure of a handheld optical fiber detector.
Reference numerals: the optical fiber connector comprises a 1-optical fiber connector, a 2-fixed end, a 3-display screen, a 4-expansion end, a 5-control button, a 6-optical splitter, a 7-power photoelectric detector, an 8-processing chip, a 9-wavelength photoelectric detector and a 10-expansion connector.
Detailed Description
For a better understanding of the present invention, reference is made to the following description of the invention, taken in conjunction with the accompanying drawings and the following examples.
Example 1
As shown in fig. 1 to 5, this embodiment provides a handheld optical fiber detector, including casing, display screen 3, power and optical fiber detection module, the casing surface is located to display screen 3, the casing includes stiff end 2 and expansion end 4, optical fiber detection module includes optical fiber connector 1, optical splitter 6, power detection module, wavelength detection module and processing chip 8, optical fiber connector 1 is connected with optical splitter 6 input, optical splitter 6 output is connected with power detection module and wavelength detection module input respectively, power detection module and wavelength detection module output all are with processing chip 8 input electric connection, power detection module is power photoelectric detector 7, wavelength detection module includes wavelength photoelectric detector 9 and expands and connect 10, establish ties between wavelength photoelectric detector 9 and the expansion joint 10, wavelength photoelectric detector 9 is arranged in stiff end 2, expansion joint 10 is arranged in casing and is expanded end 4, processing chip 8 output and display screen 3 electric connection.
When the optical fiber testing device works, the optical fiber to be tested is connected into the optical fiber connector 1, an optical signal is divided into two optical paths through the optical divider 6, one optical path goes to the power detection module to test the relative loss of optical power, and the other optical path goes to the wavelength detection module to test whether the optical fiber is loaded with the required wavelength. When the optical signal passes through the power photoelectric detector 7, the power photoelectric detector 7 converts the optical signal into a current signal and sends the current signal to the processing chip 8, the processing chip 8 outputs power information to be displayed on the display screen 3, when the optical signal passes through the wavelength photoelectric detector 9, the optical signal with corresponding wavelength generates an electric signal and sends the electric signal to the processing chip 8, the processing chip 8 outputs wavelength information to be displayed on the display screen 3, light with other wavelengths is reflected to the next wavelength photoelectric detector 9, if the light can pass through the wavelength photoelectric detector 9, the corresponding wavelength information is output to be displayed on the display screen 3, otherwise, the light is continuously reflected to the next wavelength photoelectric sensor until all the wavelength photoelectric sensors pass through. When the optical signals with different wavelengths need to be detected, the wavelength photoelectric detector 9 for detecting the corresponding wavelength is connected to the expansion joint 10, so that the detection of the optical signals with different wavelengths can be completed.
Example 2
As shown in fig. 1 to 5, this embodiment is further modified from embodiment 1, specifically, the surface of the housing is further provided with a control button 5. The control button 5 comprises a contrast key and a switch key, the control interface is easy to operate, the detection precision is improved by debugging the contrast key, and the switch key realizes the switch function of the detector.
Example 3
As shown in fig. 1 to 5, this embodiment is further improved on the basis of embodiment 2, specifically, the optical splitter 6 is a fused biconic optical splitter 6, the fused biconic optical splitter 6 is a 1×2 low-channel splitter, and the spectral ratio of the fused biconic optical splitter 6 is 99:1, the optical signal is divided into two channels by adopting the fusion tapering optical divider 6, the power relative loss and the wavelength signal are respectively detected, and meanwhile, the required 99 can be accurately generated: the spectral ratio of 1 is convenient for detecting power and wavelength parameters.
Example 4
As shown in fig. 1 to 5, this embodiment is further modified on the basis of embodiment 3, specifically, the wavelength photodetector 9 includes an adapter, a laser diode module, and a filter. The filter selectively transmits light, and the transmitted light passes through the laser diode module to generate an electric signal, and the electric signal is sent to the processing chip 8 to generate wavelength information.
Example 5
As shown in fig. 1 to 5, this embodiment is further modified on the basis of embodiment 4, specifically, the display 3 is an LED display 3. The LED display screen 3 clearly and rapidly displays the optical fiber detection information.
The above description is only a preferred embodiment of the present invention, and the patent protection scope of the present invention is defined by the claims, and all equivalent structural changes made by the specification and the drawings of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a handheld optical fiber detector, includes casing, display screen (3), power and optical fiber detection module, the casing surface is located to display screen (3), its characterized in that: the shell comprises a fixed end (2) and an expansion end (4), the optical fiber detection module comprises an optical fiber connector (1), an optical splitter (6), a power detection module, a wavelength detection module and a processing chip (8), the optical fiber connector (1) is connected with the input end of the optical splitter (6), the output end of the optical splitter (6) is respectively connected with the input ends of the power detection module and the wavelength detection module, the output ends of the power detection module and the wavelength detection module are electrically connected with the input end of the processing chip (8), the power detection module is a power photoelectric detector (7), the wavelength detection module comprises a wavelength photoelectric detector (9) and an expansion connector (10), the wavelength photoelectric detector (9) is connected with the expansion connector (10) in series, the wavelength photoelectric detector (9) is arranged at the fixed end (2) of the shell, the expansion connector (10) is arranged at the input end (4) of the shell, and the output end of the processing chip (8) is electrically connected with a display screen (3).
The surface of the shell is also provided with a control button (5);
the optical splitter (6) is a fused biconical optical splitter (6).
2. The handheld optical fiber detector of claim 1, wherein: the melting tapering optical splitter (6) is a 1X 2 low-channel splitter.
3. The handheld optical fiber detector of claim 1 or 2, wherein: the split ratio of the fused biconical optical splitter (6) is 99:1.
4. the handheld optical fiber detector of claim 1, wherein: the wavelength photoelectric detector (9) comprises an adapter, a laser diode module and a filter.
5. The handheld optical fiber detector of claim 1, wherein: the display screen (3) is an LED display screen (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810088330.9A CN108287057B (en) | 2018-01-30 | 2018-01-30 | Handheld optical fiber detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810088330.9A CN108287057B (en) | 2018-01-30 | 2018-01-30 | Handheld optical fiber detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108287057A CN108287057A (en) | 2018-07-17 |
| CN108287057B true CN108287057B (en) | 2024-04-05 |
Family
ID=62836095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810088330.9A Active CN108287057B (en) | 2018-01-30 | 2018-01-30 | Handheld optical fiber detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108287057B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111077610A (en) * | 2020-01-19 | 2020-04-28 | 深圳市瑞研通讯设备有限公司 | Integrated field optical fiber terminating handheld equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201269801Y (en) * | 2008-08-18 | 2009-07-08 | 重庆华峰光电有限公司 | Electricity charging type optical fiber detector |
| CN203385434U (en) * | 2013-08-08 | 2014-01-08 | 北京铁科工程检测中心 | Portable fiber grating demodulation instrument |
| CN103716087A (en) * | 2012-10-09 | 2014-04-09 | 上海光维通信技术股份有限公司 | CWDM multichannel analyzer |
| CN104237834A (en) * | 2013-06-10 | 2014-12-24 | 通用电气公司 | Systems and methods for monitoring fiber optic current sensing systems |
| CN104796191A (en) * | 2014-01-17 | 2015-07-22 | 中国移动通信集团广东有限公司 | Transmission device |
| CN207703454U (en) * | 2018-01-30 | 2018-08-07 | 绵阳精恒光通讯有限公司 | A kind of hand-held optical fiber detector |
-
2018
- 2018-01-30 CN CN201810088330.9A patent/CN108287057B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201269801Y (en) * | 2008-08-18 | 2009-07-08 | 重庆华峰光电有限公司 | Electricity charging type optical fiber detector |
| CN103716087A (en) * | 2012-10-09 | 2014-04-09 | 上海光维通信技术股份有限公司 | CWDM multichannel analyzer |
| CN104237834A (en) * | 2013-06-10 | 2014-12-24 | 通用电气公司 | Systems and methods for monitoring fiber optic current sensing systems |
| CN203385434U (en) * | 2013-08-08 | 2014-01-08 | 北京铁科工程检测中心 | Portable fiber grating demodulation instrument |
| CN104796191A (en) * | 2014-01-17 | 2015-07-22 | 中国移动通信集团广东有限公司 | Transmission device |
| CN207703454U (en) * | 2018-01-30 | 2018-08-07 | 绵阳精恒光通讯有限公司 | A kind of hand-held optical fiber detector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108287057A (en) | 2018-07-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105699294B (en) | A kind of micronano optical sensing system of achievable multiple gases measurement of concetration | |
| CN101251427B (en) | Complete optical fiber polarization type pressure measurement method and sensing device | |
| CN101603866B (en) | Distributed optical fiber stress temperature sensing device and sensing method thereof | |
| CN109073841A (en) | Optical connector with photoelectric detector, adapter and system for optical connector | |
| CN103940360A (en) | Strain monitoring device based on cascade chirped fiber gratings | |
| CN104266668A (en) | Optical fiber sensor for temperature and curvature double-parameter measurement | |
| CN108287057B (en) | Handheld optical fiber detector | |
| CN108627233A (en) | A kind of fiber-optic vibration detection system | |
| CN101344441A (en) | Multicenter simultaneously monitored distribution type optical fiber sensing equipment | |
| CN103308148B (en) | Linear multi-channel fiber acoustic vibration sensing device and method | |
| CN103199920B (en) | A kind of light time domain reflectometer system | |
| CN102735272B (en) | Barrier-searchable Brillouin optical time domain analyzer | |
| US7826043B1 (en) | Optical leak detection instrument | |
| CN102419312B (en) | Cascade optical waveguide sensor based on passive resonant cavity and grating demultiplexer | |
| CN102661817A (en) | Distributed optical fiber temperature sensing system capable of automatically configuring parameters and configuration method thereof | |
| CN207036297U (en) | A kind of optical fiber grating temperature-measuring system | |
| CN102928740B (en) | Intelligent collection type fault diagnosis and In-Line Temperature Measure System | |
| CN104935376A (en) | Optical power measuring device | |
| JP2005214663A (en) | Optical cable sorting system with light power measurement function, and light power measuring/light direction sorting method for optical cable | |
| CN101324447A (en) | Bragg grating sensing demodulation system based on CCD and long-period optical fiber grating | |
| CN207703454U (en) | A kind of hand-held optical fiber detector | |
| CN206959867U (en) | A kind of optical signal collection system based on Rayleigh scattering | |
| CN203432574U (en) | Distributed monitoring system for structural settlement on basis of optical-fiber ultrasonic sensing technology | |
| CN202503512U (en) | Integrated optical assembly applicable to optical power meter for PON system test | |
| CN209689741U (en) | A kind of partition type optical fiber vibration measuring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |