CN106331647A - Optical fiber ring wire arrangement monitoring system - Google Patents
Optical fiber ring wire arrangement monitoring system Download PDFInfo
- Publication number
- CN106331647A CN106331647A CN201610822769.0A CN201610822769A CN106331647A CN 106331647 A CN106331647 A CN 106331647A CN 201610822769 A CN201610822769 A CN 201610822769A CN 106331647 A CN106331647 A CN 106331647A
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- CN
- China
- Prior art keywords
- fiber optic
- optic loop
- white light
- rewinding machine
- video camera
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- 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.)
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/22—Adaptations for optical transmission
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
The invention belongs to the optical fiber detection technology field, and discloses an optical fiber ring wire arrangement monitoring system. The optical fiber ring wire arrangement monitoring system comprises a display, a camera, a support, an optical fiber ring frame, a rewinder fiber splitting shaft, a rotating shaft motor, a white light LED, and a rewinder counter. The white light LED is disposed on the rewinder counter, and the rotating shaft motor is disposed on the rewinder counter, and the rewinder fiber splitting shaft is controlled by the rotating shaft motor. The optical fiber ring frame is disposed on the rewinder fiber splitting shaft, and the optical fiber ring frame and the white light LED are disposed on the same vertical surface. The support is fixedly disposed on the rewinder counter, and the camera is fixedly disposed on the support, and the camera, the optical fiber ring frame, and the white light LED are disposed on the same vertical surface. The display is connected with the camera. By providing the corresponding white light LED for the camera and the optical fiber ring frame, and designing the parameters of the camera lens and the parameters of the LED reasonably, definition of an imaging system is effectively improved.
Description
Technical field
The invention belongs to technical field of optical fiber detection, more particularly, to a kind of fiber optic loop row's line monitoring system.
Background technology
Existing fiber optic loop row's line monitoring system is mainly made up of video camera, display and room lighting light source.Optical fiber
Ring winding displacement situation by camera lens imaging on the image sensor, and is ultimately imaged aobvious by digital signal processing unit
Show on device, along with the coiling of fiber optic loop, over the display it can be seen that the optical fiber on skeleton arranges situation.Current technology scheme
It is limited to brightness and the diversity of room lighting light source so that the image quality on display is limited, causes on fiber optic loop skeleton
The uniform not situation of a lot of winding displacements can not find in time, and particularly the place of winding displacement commutation such as on the both sides of skeleton, is limited by
The machining accuracy of skeleton, at chamfering, easy angle of arrival deviation, causes the out-of-flatness of optical fiber winding displacement.If can not be real-time send out
Existing optical fiber winding displacement problem also improves winding displacement quality, will have a strong impact on the gyro performance of the fiber optic loop turned to.
In existing Commercial fibers ring row's line monitoring system, mainly by video camera to optical fiber coiling on skeleton
Process is monitored, owing to compacting of arranging on skeleton of optical fiber and density degree directly affect the gyro performance of fiber optic loop,
Thus the imaging definition of video camera has directly impact, the imaging system master on current rewinding machine to the winding displacement performance of fiber optic loop
Will be made up of video camera, imaging source is then mainly undertaken by indoor illumination light fitting, so makes the imaging on rewinding machine inadequate
Clearly.
Summary of the invention
For disadvantages described above or the Improvement requirement of prior art, the invention provides a kind of fiber optic loop row's line monitoring system,
Its object is to provide the lighting source of more high-quality and apparent imaging system during fiber optic loop winding displacement is monitored, thus solve
Certainly because illumination is not enough and the imaging precision unsharp technical problem of the highest imaging caused in prior art.
For achieving the above object, the invention provides a kind of fiber optic loop row's line monitoring system, including display, video camera,
Support, fiber optic loop skeleton, rewinding machine divide fine axle, shaft rotating motor, white light LEDs and rewinding machine sales counter, wherein:
Described white light LEDs is arranged on described rewinding machine sales counter；Described shaft rotating motor is positioned over described rewinding machine sales counter
On, described rewinding machine divides fine axle to be controlled by described shaft rotating motor；Described fiber optic loop skeleton is positioned over described rewinding machine and divides fine axle
On, and with described white light LEDs on same vertical plane；
Described support is fixed on described rewinding machine sales counter, and described video camera is fixed on described support, and with described in vain
Light LED and fiber optic loop skeleton are in same vertical plane；Described display is connected with described video camera.
In one embodiment of the present of invention, described video camera includes camera lens, imageing sensor and digital signal processor,
Wherein said camera lens uses relatively large aperture, so that video camera imaging brightness and resolution are high；The pixel chi of described imageing sensor
Very little D is determined by the imaging magnification M of video camera and resolution of video camera P: D=P × M；The focal distance f of described camera lens is then by working distance
Determine from the imaging magnification M with video camera: f=L × M/ (M+1)；Described digital signal processor is for imageing sensor
The image generated carries out image procossing.
In one embodiment of the present of invention, the resolution of described video camera is below 0.05mm.
In one embodiment of the present of invention, the image that imageing sensor is generated by described digital signal processor is carried out
Image procossing include following one or more: white balance, or auto-exposure control, or brilliance control.
In one embodiment of the present of invention, the lighting angle of described white light LEDs mates with described camera lens acceptance angle,
Described white light LEDs is made up of plurality of LEDs annular array.
In one embodiment of the present of invention, described video camera is fixed on described support by notch, and with described
White light LEDs and fiber optic loop skeleton are in same vertical plane, and the luffing angle of video camera lens barrel can be controlled by knob.
In one embodiment of the present of invention, the cross section of described fiber optic loop skeleton is I-shaped structure, the light in the middle of two-arm
Sliding cylindrical surface is the winding displacement place of optical fiber.
In one embodiment of the present of invention, described rewinding machine divides fine axle to be threaded rigid structure, for fixing described
Fiber optic loop skeleton also drives fiber optic loop skeleton coaxial rotating, and described shaft rotating motor divides the fine of fine axle to turn for controlling rewinding machine
Dynamic, it is possible to control described rewinding machine according to actual coiling situation and divide fine axle clockwise and anticlockwise rotation and stopping.
In one embodiment of the present of invention, described support is the rigid structure of alloy material, screw be fixed on rewinding machine
On sales counter, rewinding machine sales counter is the rigid structure of alloy material, for consolidating of described support, white light LEDs and shaft rotating motor
Determine and carrying.
In one embodiment of the present of invention, described white light LEDs is placed in the middle of the transverse axis of rewinding machine sales counter, and shaft rotating motor is put
Being placed on the right side of rewinding machine sales counter, support is fixed on rewinding machine sales counter rear-center, and video camera is fixed on cradle top, and display is solid
Due to support right-hand member.
Compared with prior art, there is advantages that
(1) fiber optic loop row's line monitoring system that the present invention provides, by being equipped with the white of correspondence to video camera, fiber optic loop skeleton
Light LED, and by appropriate design camera lens parameter and LED parameter, can effectively promote the definition of imaging system；
(2) fiber optic loop row's line monitoring system that the present invention provides is utilized, it is possible to achieve the light in fiber optic loop winding process
Fine ring winding displacement Real-time quality monitoring, is effectively improved the monitoring quality of fiber optic loop winding displacement situation under relatively low equipment cost, and then
Improve the coiling quality of fiber optic loop；
(3), in fiber optic loop row's line monitoring system that the present invention provides, the white light LEDs used is by plurality of LEDs annular array
Composition, has brightness height, life-span length, light soft without features such as stroboscopics, can highlight the three-dimensional information of monitored object；And illumination
Uniformly, can be observed on object by 360 degree of uniform irradiations, producing without diplopia, definition is high.
(4), in fiber optic loop row's line monitoring system that the present invention provides, the aperture of the camera lens used in described video camera is relatively big,
Have the advantages that image brightness is high, resolution is high；And the digital signal processor in video camera can be to the figure generated
As carrying out such as the various image procossing such as white balance, auto-exposure control and brilliance control, thus obtain better image quality, carry
Image quality and the investigation accuracy of whole monitoring system are risen；
(5) present invention provide fiber optic loop row line monitoring system in, use white light LEDs as illumination light source, and other
Each assembly such as support, fiber optic loop skeleton and rewinding machine sales counter can be all the rigid structure of alloy material, and whole monitoring system is tied
Structure is simple, with low cost, reliability and durability and function admirable, and in use can adjust each portion the most flexibly
The position relationship of part；
(6), in fiber optic loop row's line monitoring system that the present invention provides, control rewinding machine by shaft rotating motor and divide fine axle
Fine rotate, rewinding machine can be controlled according to actual coiling situation and divide the clockwise of fine axle and anticlockwise rotation and stop
Only, so during monitoring, can adjust in time when pinpointing the problems and even stop around fibre around fine speed, thus adjust in time around
Fiber production process and the production schedule, it is to avoid because producing the necessarily loss that substandard product face causes.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of fiber optic loop row line monitoring system in the embodiment of the present invention；
Fig. 2 is the structural representation of a kind of video camera in the embodiment of the present invention；
Fig. 3 is the structural representation of a kind of white light LEDs in the embodiment of the present invention；
Fig. 4 is a kind of white light LEDs and the position view of fiber optic loop skeleton in the embodiment of the present invention；
Fig. 5 is just illumination figure to the curved surface of white light LEDs on fiber optic loop skeleton in the embodiment of the present invention；
In all of the figs, identical reference is used for representing identical element or structure, wherein:
1-display 2-video camera 3-support 4-fiber optic loop skeleton 5-rewinding machine divides fine axle 6-shaft rotating motor 7-
White light LEDs 8-rewinding machine sales counter 21-camera lens 22-imageing sensor 23-digital signal processor.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right
The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and
It is not used in the restriction present invention.If additionally, technical characteristic involved in each embodiment of invention described below
The conflict of not constituting each other just can be mutually combined.
As it is shown in figure 1, the invention provides a kind of fiber optic loop row's line monitoring system, including display 1, video camera 2, support
3, fiber optic loop skeleton 4, rewinding machine divides fine axle 5, and shaft rotating motor 6, white light LEDs 7, rewinding machine sales counter 8 forms.Specifically, described
White light LEDs 7 is arranged on described rewinding machine sales counter 8；Described shaft rotating motor 6 is positioned on described rewinding machine sales counter 8, described multiple
Fine axle 5 is divided to be controlled by described shaft rotating motor 6 around machine；Described fiber optic loop skeleton 4 is positioned over described rewinding machine and divides on fine axle 5, and
With described white light LEDs 7 on same vertical plane；Described support 3 is fixed on described rewinding machine sales counter 8, and described video camera 2 is fixed
On described support 3, and with described white light LEDs 7 and fiber optic loop skeleton 4 in same vertical plane；Described display 1 is taken the photograph with described
Camera 2 is connected.
It should be noted that in the present invention, the position relationship of said modules is not specifically limited, the position that however it is necessary that
The condition of relation is: video camera, white light LEDs and fiber optic loop skeleton will be in same vertical planes.
The most in embodiments of the present invention, as it is shown in figure 1, the position relationship of above-mentioned each assembly can be: described white light
LED7 is placed in the middle of the transverse axis of rewinding machine sales counter 8, and shaft rotating motor 6 is positioned on the right side of rewinding machine sales counter 8, and support 3 is fixed on multiple
Around rack platform 8 rear-center, video camera 2 is fixed on support 3 top, and display 1 is fixed on support 3 right-hand member.
The work process of fiber optic loop row's line monitoring system that the present invention provides is: in the winding process of fiber optic loop, in rotation
Under the drive of rotating shaft electric motor 6, rewinding machine divides fine axle 5 to drive fiber optic loop skeleton 4 to rotate, and the wideband light source in white light LEDs 7 output shines
Penetrating down, the optical fiber winding displacement situation on fiber optic loop skeleton 4 is by video camera 2 real time record, and is ultimately imaged at display 1 by conversion
On, the winding displacement quality on skeleton can be adjusted in real time according to the winding displacement situation of display on display around ring staff, thus really
Protect the capability and performance of fiber optic loop.
Fiber optic loop row's line monitoring system that the present invention provides, devises correspondence for the feature arranging fibre on fiber optic loop skeleton
Lighting source and camera system, the winding displacement quality in monitoring fiber optic loop that this system can be real-time, contribute to lifting fiber optic loop around
Quality processed.This system has low cost, compact conformation, lays the features such as simple.
If Fig. 2 is the basic composition diagram showing video camera 2, video camera 2 is by camera lens 21, imageing sensor 22 and numeral letter
Number processor 23 forms, and the aperture that camera lens 21 uses needs relatively big, have brightness of image high, and the feature that resolution is high, owing to being supervised
It is various around ring optical fiber for surveying object, and its diameter is more than 135 μm to 250 μm, therefore requires that camera imaging system resolution P exists
Below 0.05mm, operating distance L of camera lens 1 is fixed, the actual range between video camera 2 and fiber optic loop skeleton 4 determine, image
The Pixel Dimensions D of sensor 22 is determined with systemic resolution by the imaging magnification M of system:
D=P × M；
The focal distance f of camera lens 1 is then determined by the imaging magnification of operating distance with system:
F=L × M/ (M+1)；
The image that imageing sensor 22 generates is carried out such as white balance, auto-exposure control and bright by digital signal processor 23
The various image procossing such as degree control, thus obtain better image quality.
Further, video camera 2 can be fixed on support 3 by notch, and with white light LEDs 7 and fiber optic loop bone
Frame 4 is in same vertical plane, and the lens barrel luffing angle of video camera 2 can be controlled by knob.
Further, Fig. 3 is the schematic diagram of a kind of white light LEDs 7 in the embodiment of the present invention, and the lighting angle of white light LEDs 7 needs
Mating with the camera lens acceptance angle used, the white light LEDs used is made up of plurality of LEDs annular array, has brightness
Height, life-span length, light are soft without features such as stroboscopics, can highlight the three-dimensional information of monitored object.And uniform illumination, energy 360 degree
Uniform irradiation is being observed on object, produces without diplopia, and definition is high.As a rule, LED can ensure that brighter and more
Uniform lighting effect, but also from cost consideration, quantity also unsuitable too much, the most generally may be arranged on 10 to 50 it
Between, can preferably be 36, in annular array, every 10 degree arrange a LEDs, in order to ensure the uniformity of illumination, above-mentioned many
LED should be identical.
Further, Fig. 4 is a kind of white light LEDs 7 and the position view of fiber optic loop skeleton 4, light in the embodiment of the present invention
Fine ring skeleton 4 is in same perpendicular with white light LEDs 7 center, and cambered surface to be measured is just to white light LED7 center.White light
LED7 on rewinding machine sales counter 8 before and after position slightly can adjust according to various sizes of skeleton.
Fig. 5 is just illumination figure to the curved surface of white light LED7 on fiber optic loop skeleton 4, according on illumination map analysis display curved surface
Illumination higher, and distribution the most uniform.Show that the lighting angle of white light LEDs 7 covers the whole curved surface of fiber optic loop skeleton 4.
In embodiments of the present invention, fiber optic loop skeleton 4 is a kind of fiber optic loop bus cable device, and cross section is I-shaped structure,
The usually winding displacement place that smooth cylinder curved surface is optical fiber in the middle of alloy material, two-arm, is also the main portions of monitoring.Multiple
Divide fine axle 5 to be a kind of threaded rigid structure around machine, be used for fixing skeleton and driving skeleton coaxial rotating, shaft rotating motor 6
Control rewinding machine and divide the fine rotation of fine axle, can according to actual coiling situation control rewinding machine divide fine axle 5 clockwise and
Anticlockwise rotation and stopping.Display 7 is liquid crystal display, has that light weight, volume be little and electromagnetic radiation is few etc.
Feature, display rear wall is fixed with support 3 by screw.Support 3 is the rigid structure of a kind of alloy material, screw be fixed on
On rewinding machine sales counter 8, rewinding machine sales counter 8 is the rigid structure of a kind of alloy material, for support 3, white light LEDs and rotary shaft
Fixing and the carrying of motor 6.
Fiber optic loop row's line monitoring system that the present invention provides, by being equipped with corresponding white light to video camera, fiber optic loop skeleton
LED, and by appropriate design camera lens parameter and LED parameter, can effectively promote the definition of imaging system.And then change
The winding displacement quality of kind fiber optic loop.Utilize fiber optic loop row's line monitoring system that the present invention provides, it is possible to achieve in fiber optic loop coiling
Fiber optic loop winding displacement Real-time quality monitoring in journey, is effectively improved the monitoring matter of fiber optic loop winding displacement situation under relatively low equipment cost
Amount, and then improve the coiling quality of fiber optic loop.
As it will be easily appreciated by one skilled in the art that and the foregoing is only presently preferred embodiments of the present invention, not in order to
Limit the present invention, all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, all should comprise
Within protection scope of the present invention.
Claims (10)
1. fiber optic loop row's line monitoring system, it is characterised in that include display, video camera, support, fiber optic loop skeleton, answer
Fine axle, shaft rotating motor, white light LEDs and rewinding machine sales counter is divided, wherein around machine:
Described white light LEDs is arranged on described rewinding machine sales counter；Described shaft rotating motor is positioned on described rewinding machine sales counter, institute
Stating rewinding machine divides fine axle to be controlled by described shaft rotating motor；Described fiber optic loop skeleton is positioned over described rewinding machine and divides on fine axle, and
With described white light LEDs on same vertical plane；
Described support is fixed on described rewinding machine sales counter, and described video camera is fixed on described support, and with described white light LEDs
With fiber optic loop skeleton in same vertical plane；Described display is connected with described video camera.
2. fiber optic loop row's line monitoring system as claimed in claim 1, it is characterised in that described video camera includes camera lens, image
Sensor and digital signal processor, wherein said camera lens uses relatively large aperture, so that video camera imaging brightness and resolution
High；The Pixel Dimensions D of described imageing sensor is determined by the imaging magnification M of video camera and resolution of video camera P: D=P × M；
The focal distance f of described camera lens is then determined by the imaging magnification M of operating distance with video camera: f=L × M/ (M+1)；Described numeral letter
Number processor carries out image procossing for the image being generated imageing sensor.
3. fiber optic loop row's line monitoring system as claimed in claim 1 or 2, it is characterised in that the resolution of described video camera is
Below 0.05mm.
4. fiber optic loop row's line monitoring system as claimed in claim 2, it is characterised in that described digital signal processor is to image
The image procossing that the image that sensor is generated is carried out include following one or more: white balance, or auto-exposure control, or
Person's brilliance control.
5. fiber optic loop row's line monitoring system as claimed in claim 1 or 2, it is characterised in that the lighting angle of described white light LEDs
Mating with described camera lens acceptance angle, described white light LEDs is made up of plurality of LEDs annular array.
6. fiber optic loop row's line monitoring system as claimed in claim 1 or 2, it is characterised in that described video camera is tied by draw-in groove
Structure is fixed on described support, and with described white light LEDs and fiber optic loop skeleton in same vertical plane, bowing of video camera lens barrel
Elevation angle degree can be controlled by knob.
7. fiber optic loop row's line monitoring system as claimed in claim 1 or 2, it is characterised in that described fiber optic loop skeleton transversal
Face is I-shaped structure, the winding displacement place that smooth cylinder curved surface is optical fiber in the middle of two-arm.
8. fiber optic loop row's line monitoring system as claimed in claim 1 or 2, it is characterised in that described rewinding machine divides fine axle for band
The rigid structure of screw thread, is used for fixing described fiber optic loop skeleton and driving fiber optic loop skeleton coaxial rotating, described shaft rotating motor
The fine rotation of fine axle is divided, it is possible to control described rewinding machine according to actual coiling situation and divide fine axle up time for controlling rewinding machine
Pin and anticlockwise rotation and stopping.
9. fiber optic loop row's line monitoring system as claimed in claim 1 or 2, it is characterised in that described support is alloy material
Rigid structure, is fixed on rewinding machine sales counter by screw, and rewinding machine sales counter is the rigid structure of alloy material, for described
Fixing and the carrying of frame, white light LEDs and shaft rotating motor.
10. fiber optic loop row's line monitoring system as claimed in claim 1 or 2, it is characterised in that described white light LEDs is placed in after-combustion
In the middle of the transverse axis of rack platform, shaft rotating motor is positioned on the right side of rewinding machine sales counter, and support is fixed on rewinding machine sales counter rear-center,
Video camera is fixed on cradle top, and display is fixed on support right-hand member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610822769.0A CN106331647A (en) | 2016-09-14 | 2016-09-14 | Optical fiber ring wire arrangement monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610822769.0A CN106331647A (en) | 2016-09-14 | 2016-09-14 | Optical fiber ring wire arrangement monitoring system |
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| CN106331647A true CN106331647A (en) | 2017-01-11 |
Family
ID=57786761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610822769.0A Pending CN106331647A (en) | 2016-09-14 | 2016-09-14 | Optical fiber ring wire arrangement monitoring system |
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| CN108645355A (en) * | 2018-04-24 | 2018-10-12 | 北京航天时代光电科技有限公司 | A kind of fiber optic loop Skeleton assembly quality detection device and its detection method |
| WO2021244340A1 (en) * | 2020-06-05 | 2021-12-09 | 中兴通讯股份有限公司 | Camera, camera control method, terminal, electronic device, and storage medium |
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Application publication date: 20170111 |
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| RJ01 | Rejection of invention patent application after publication |