A kind of camera shake compensation device for tunnel Image Acquisition
Technical field
The utility model relates to a kind of tunnel defect detection technique fields more particularly to a kind of for Tunnel testing data
Camera shake compensation device and method for tunnel Image Acquisition.
Background technique
Tunnel defect detection is carried out in the environment of high-speed cruising, and the data of the acquired image of camera are very big, not only
Guarantee the acquisition speed of camera, in current existing technology for when being taken pictures using camera due to hand tremor or
The shake generated when platform movement where it, generally having several anti-shaking methods includes optical anti-vibration, electronic flutter-proof and sense organ
Device (CCD) stabilization;Chinese patent literature (application number: 200910067505.9) proposes that a kind of image dithering of airborne imaging equipment is mended
Compensation method, this method, in the angular movement speed of X and Y-direction, pass through integral using the optical axis of rate gyroscope real-time measurement CCD camera
Device integrates to obtain the optical axis in the angular movement displacement of X and Y-direction, the actual use of displacement sensor real-time measurement optical focal distance setting system
Focal length, computer processing unit obtain reversely mending image due to image displacement value caused by shaking at the image planes of CCD camera
It repays.Method described in the utility model primarily with respect between the multiple image picture in video continuously plays since line of sight shake is made
At picture displacement carry out jitter compensation, and cannot to every frame shoot image carry out jitter compensation.
Therefore, it is necessary to develop a kind of camera shake compensation device and method for tunnel Image Acquisition.
Utility model content
The utility model proposes a kind of camera shake compensation device for tunnel Image Acquisition, can effectively solve at present
When being detected under tunnel environment to tunnel defect because caused by the shaking of camera during high speed exercise image it is ambiguous
Problem.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is achieved in that this is used for tunnel image
The camera shake compensation device of acquisition, including Tunnel testing vehicle, at least one navigation attitude sensor, at least one camera, at least one
A the storage box, trigger signal plate, signal acquisition case, isochronous controller, at least one acquisition controller and the storage box, the phase
Machine, navigation attitude sensor, the quantity of isochronous controller and acquisition controller are equal;The camera is fixed on the navigation attitude sensor
In the same level of same detection platform, the navigation attitude sensor and the trigger signal plate are connected with signal acquisition case
It connects;The signal acquisition case is connected with the isochronous controller, the isochronous controller respectively with the camera and described adopt
Collection controller is connected, and the acquisition controller is connected with the storage box;The trigger signal plate is for generating triggering phase
The trigger signal of machine, the navigation attitude sensor are used to provide Tunnel testing vehicle acquired flight attitude signal during the motion;Institute
Signal acquisition case is stated to sense for receiving and integrating trigger signal and sensing data, and by the trigger signal integrated and navigation attitude
Device data are sent to the isochronous controller;The isochronous controller is used to receive trigger signal and navigation attitude sensing data, and
Trigger signal is sent to camera triggering camera acquisition image simultaneously and navigation attitude sensing data is sent to the acquisition control
Device;The camera is used to acquire the image in tunnel and by the image transmitting of acquisition to the acquisition controller;The acquisition control
Image data and navigation attitude sensing data are transferred to the storage box together and stored by device processed;The storage box is for storing image
With navigation attitude sensing data.
By adopting the above technical scheme, signal acquisition case will retransmit after the sensing data received and trigger signal integration
To isochronous controller, isochronous controller first parses the trigger signal and sensing data that receive, then will be after parsing
Trigger signal and sensing data realize synchronous transfer, and on the one hand trigger signal is transferred to camera by isochronous controller touches camera
Hair starts to acquire tunnel image, and the collected tunnel image transmitting of camera is to acquisition controller;On the other hand, isochronous controller is same
When by sensor data transmission to acquisition controller;I.e. isochronous controller is sending trigger signal to camera collecting data information
Sensor recorded data information is transferred to acquisition controller simultaneously, acquisition controller transfers data to storage together again
Box is stored, and image information and the data of sensor can be so added on each corresponding image simultaneously, this
Sample can then be compensated with the image information that the data of sensor acquire camera.
Further improvement lies in that the camera shake compensation device for being used for tunnel Image Acquisition further includes distance measuring sensor,
It is connected on the distance measuring sensor installation Tunnel testing vehicle and with the signal acquisition case.Wherein signal acquisition case believes triggering
Number and sensing data integrate respectively.
As the optimal technical scheme of the utility model, the distance measuring sensor includes laser sensor and infrared sensing
Device, the infrared sensor and the camera are mounted in same level, the distance for measuring camera to tunnel wall;It is described
Laser sensor is for measuring calibration object.
As the optimal technical scheme of the utility model, the camera passes through Camera Link line and the acquisition control
Device is connected, and the acquisition controller is stored collected tunnel image and sensing data to the storage box by serial ports
In.
As the optimal technical scheme of the utility model, the storage box is solid state hard disk.
As the optimal technical scheme of the utility model, multiple cameras are arranged in semicircular arc-shaped, and every camera has
One-to-one navigation attitude sensor is secured in the same level of same detection platform;Camera is area array CCD camera;Boat
Appearance sensor further includes built-in gyroscope, and built-in gyroscope is used to detect tri- axis of x/y/z in Tunnel testing vehicle moving process
Angular velocity signal.
As the optimal technical scheme of the utility model, the total N platform of camera, wherein N is odd number, and camera is arranged in semicircular arc-shaped
Column, the diameter side of semi arch is parallel with tunnel road surface, wherein a camera is located at the highest point of semicircular arc, every camera is equal
There is one-to-one navigation attitude sensor to be secured in the same level of same detection platform, and every camera have with
Its one-to-one isochronous controller, all cameras, isochronous controller share an acquisition controller.
As the optimal technical scheme of the utility model, acquisition controller at least three, each acquisition controller has and it
One-to-one camera and isochronous controller, all acquisition controllers share a storage box;
As the optimal technical scheme of the utility model, the storage box totally 2, the two is mutually backups.
As the optimal technical scheme of the utility model, camera shake compensation device further includes geologic radar collection system,
It is used to acquire the tunnels such as tunnel cavity depth disease, and the geologic radar collection system includes transmitting antenna, receiving antenna, shows
The trigger signal received is sent to geologic radar collection system and triggered by wave device and image conversion apparatus, the isochronous controller
Geologic radar collection system acquires tunnel depth disease;Collected data are transported to acquisition by the geologic radar collection system
Image data, navigation attitude sensing data and tunnel depth disease data are transferred to the storage box by controller, acquisition controller together
It is stored.The related data synchronous transfer that the technical solution will prevent camera shake and design acquisition acquires system to geological radar
System, extends to stabilization effect in tunnel depth disease collection process, data caused by effective means geological radar shake
Deviation.
The utility model problem also to be solved is to provide a kind of camera shake compensation for tunnel Image Acquisition
Method.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is that this is used for the camera of tunnel Image Acquisition
The method of jitter compensation, comprising the following steps:
(1) camera and navigation attitude sensor are fixed on to the same level of same detection platform;
(2) power supply is opened, startup power supply control centre starts respectively initialization after system electrification, and Tunnel testing vehicle is mobile
In the process, signal acquisition case receives trigger signal and sensing data, and signal acquisition case is by trigger signal and navigation attitude sensor
Data integrate and the trigger signal integrated and navigation attitude sensing data are sent to isochronous controller;Navigation attitude sensor is used
Dip angle signal, azimuth signal and built-in gyroscope signal acquired in providing in motion process;Built-in gyroscope signal is
The angular velocity signal of tri- axis of x/y/z in detection platform moving process, passes through dip angle signal, azimuth signal and built-in gyroscope
The angular velocity signals of tri- axis of x/y/z extrapolate the angle compensation offset of tri- axis of x/y/z that every frame image needs, pass through institute
The angle compensation offset of tri- axis of x/y/z obtained calculates every frame image coordinate corresponding under world coordinate system, passes through amendment
Algorithm is modified each frame image, can obtain the image data under revised world coordinate system;
(3) after isochronous controller receives trigger signal and navigation attitude sensing data, trigger signal is transferred to camera, is made
Camera triggering, camera is by collected tunnel image transmitting to acquisition controller, while isochronous controller is by navigation attitude sensor number
According to being sent to acquisition controller;
(4) the tunnel image received and navigation attitude sensing data are transferred to the storage box together and deposited by acquisition controller
Storage.
The utility model further improvement lies in that, the method that the navigation attitude sensor calculates angular deviation specifically includes
Following steps:
1) the angle speed of tri- axis of x/y/z of inclination data, bearing data and built-in gyroscope is obtained by navigation attitude sensor
Degree evidence;
2) by the angular velocity data of tri- axis of x/y/z of acquired inclination data, bearing data and built-in gyroscope,
Extrapolate angular deviation corresponding to every frame image, circular are as follows: pass through inclination data, bearing data and built-in
Gyro data, using tri- axis angular rate data of x/y/z acquired in built-in gyroscope, then by being shot by each calibration object
The corresponding instant time combines angular velocity data to calculate and is monitored in this time by built-in gyroscope when every frame image
Tri- shaft angle degree changing value of x/y/z recycles inclination data and bearing data and tri- axis of x/y/z calculated by built-in gyroscope
Angle change value releases the angular deviation of every frame image, which is tri- shaft angle degree excursion matrix of x/y/z.
Compared with prior art, the utility model has the following beneficial effects: the utility model effective solution at present
When being detected under tunnel environment to tunnel defect because caused by the shaking of camera during high speed exercise image it is smudgy;It is logical
Cross navigation attitude sensor collect camera dip angle signal, azimuth signal and built-in gyroscope signal calculate camera angle it is inclined
Shifting amount ensure that the letter of the image of camera acquisition to carry out jitter compensation to the image of corresponding time location camera shooting
The clarity of breath;Measurement camera is respectively used to the distance of tunnel wall and measurement calibration using laser sensor and infrared sensor
Object, and by the data measured while being used to compensate shake, effectively increase compensation precision.In addition, multiple cameras are in semi arch
Type arrangement, every camera have one-to-one navigation attitude sensor to be secured in the same level of same detection platform;
Camera is area array CCD camera;Navigation attitude sensor further includes built-in gyroscope, and built-in gyroscope is mobile for detecting Tunnel testing vehicle
The angular velocity signal of tri- axis of x/y/z in the process, which makes more camera linkage operations, and combines built-in gyroscope
Angular velocity signal detection effect is guaranteeing that (6-8 platform camera can acquire tunnel all surfaces disease to acquirement tunnel surface whole disease
Evil) on the basis of increase anti-shake effect.
In addition, the total N platform of camera, wherein N is odd number, and camera is arranged in semicircular arc-shaped, the diameter side and tunnel road of semi arch
Face is parallel, wherein a camera is located at the highest point of semicircular arc, every camera have one-to-one navigation attitude sensor with
In its same level for being fixed on same detection platform, and every camera have with its one-to-one isochronous controller,
All cameras, isochronous controller share an acquisition controller.The technical solution not only obtains the preferred amount proportion of camera,
It is to acquire the minimalist configuration of tunnel all surfaces disease, while utilizing all cameras of acquisition controller connection as N=3
And isochronous controller, data acquisition efficiency is improved, equipment cost is reduced;In addition, acquisition controller at least three, is each adopted
Collection controller, which has, shares a storage box, the skill with its one-to-one camera and isochronous controller, all acquisition controllers
Art scheme ensure that acquisition controller, camera, the one-to-one relationship between isochronous controller, to prevent data transmission disorderly
Disorderly, sensing-data transmission-data control independence of each group equipment is maintained, is made when any transmission device breaks down
Other equipment will not be impacted;In addition, the storage box totally 2, two the storage box receive same data from acquisition controller,
The technical solution being capable of effective guarantee data safety;Camera shake compensation device further includes geologic radar collection system, is used for
Acquire the tunnels depth disease such as tunnel cavity, the geologic radar collection system include transmitting antenna, receiving antenna, oscillograph and
The trigger signal received is sent to geologic radar collection system triggering geology thunder by image conversion apparatus, the isochronous controller
Tunnel depth disease is acquired up to acquisition system;Collected data are transported to acquisition control by the geologic radar collection system
Image data, navigation attitude sensing data and tunnel depth disease data are transferred to the storage box together and carried out by device, acquisition controller
Storage.
Detailed description of the invention
Fig. 1 is block diagram of the utility model for the camera shake compensation device of tunnel Image Acquisition;
System signal flow chart of the position Fig. 2 the utility model for the camera shake compensation device of tunnel Image Acquisition;
Fig. 3 is flow chart of the utility model for the method for the camera shake compensation of tunnel Image Acquisition.
Specific embodiment
Below in conjunction with the attached drawing in the embodiments of the present invention figure, to the technical scheme in the embodiment of the utility model
Carry out clear, complete description.
Embodiment 1: when camera number is one, corresponding navigation attitude sensor and the storage box are one, this is used for tunnel
The camera shake compensation device of road Image Acquisition, including Tunnel testing vehicle, navigation attitude sensor, camera, the storage box, trigger signal
Plate, signal acquisition case, isochronous controller, acquisition controller and the storage box;The camera and the navigation attitude sensor are fixed on together
In the same level of one detection platform, the navigation attitude sensor and the trigger signal plate are connected with signal acquisition case;
The signal acquisition case is connected with the isochronous controller, and the isochronous controller is controlled with the camera and the acquisition respectively
Device processed is connected, and the acquisition controller is connected with the storage box;The trigger signal plate is used to generate triggering camera
Trigger signal, the navigation attitude sensor are used to provide Tunnel testing vehicle acquired flight attitude signal during the motion;The letter
Number vasculum is for receiving and integrating trigger signal and sensing data, and by the trigger signal integrated and navigation attitude sensor number
According to being sent to the isochronous controller;The isochronous controller is used to receive trigger signal and navigation attitude sensing data, and simultaneously
Trigger signal is sent to camera triggering camera acquisition image and navigation attitude sensing data is sent to the acquisition controller;Institute
Camera is stated for acquiring the image in tunnel and by the image transmitting of acquisition to the acquisition controller;The acquisition controller will
Image data and navigation attitude sensing data are transferred to the storage box together and are stored;The storage box is for storing image and navigation attitude
Sensing data.The camera shake compensation device for being used for tunnel Image Acquisition further includes distance measuring sensor, the ranging sensing
It is connected on device installation Tunnel testing vehicle and with the signal acquisition case.Wherein signal acquisition case is to trigger signal and sensor
Data are integrated respectively;The distance measuring sensor includes laser sensor and infrared sensor, the infrared sensor and institute
It states camera to be mounted in same level, the distance for measuring camera to tunnel wall;The laser sensor is for measuring mark
Earnest;The camera is connected by Camera Link line with the acquisition controller, and the acquisition controller passes through serial ports handle
Collected tunnel image and sensing data storage are into the storage box;The storage box is solid state hard disk;The navigation attitude
Sensor is ARM navigation attitude sensor, and/or MEMS navigation attitude sensor, and/or DSP navigation attitude sensor.
Embodiment 2: when camera is multiple and when being even number, corresponding navigation attitude sensor is identical as the number of camera, phase
The quantity of the acquisition controller and the storage box answered is the half of camera quantity, and trigger signal is then divided into multichannel touching by isochronous controller
It signals, makes multichannel trigger signal while synchronizing to trigger multiple cameras while acquiring tunnel image, and acquired image is sent out
Give acquisition controller;While camera acquires image, sensing data is sent to acquisition controller by isochronous controller;It is multiple
Camera is arranged in semicircular arc-shaped, and every camera has one-to-one navigation attitude sensor to be secured in the same of same detection platform
On one horizontal plane;Camera is area array CCD camera;Navigation attitude sensor further includes built-in gyroscope, and built-in gyroscope is for detecting tunnel
Detect the angular velocity signal of tri- axis of x/y/z in vehicle moving process in road;Specifically, the camera shake for being used for tunnel Image Acquisition
Compensation device, including Tunnel testing vehicle, navigation attitude sensor, multiple cameras, multiple the storage box, trigger signal plate, signal acquisition case,
Isochronous controller, multiple acquisition controllers and the storage box;The camera and the navigation attitude sensor are fixed on same detection platform
Same level on, the navigation attitude sensor and the trigger signal plate are connected with signal acquisition case;The signal is adopted
Header is connected with the isochronous controller, and the isochronous controller is connected with the camera and the acquisition controller respectively
It connects, the acquisition controller is connected with the storage box;The trigger signal plate is used to generate the trigger signal of triggering camera,
The navigation attitude sensor is used to provide Tunnel testing vehicle acquired flight attitude signal during the motion;The signal acquisition case is used
In receiving and integrate trigger signal and sensing data, and the trigger signal integrated and navigation attitude sensing data are sent to institute
State isochronous controller;The isochronous controller is used to receive trigger signal and navigation attitude sensing data, and simultaneously by trigger signal
It is sent to camera triggering camera acquisition image and navigation attitude sensing data is sent to the acquisition controller;The camera is used for
Acquire the image in tunnel and by the image transmitting of acquisition to the acquisition controller;The number of the camera is even number, multiple
Camera is arranged in semicircular arc-shaped, and every camera has one-to-one navigation attitude sensor to be secured in the same of same detection platform
On one horizontal plane;Camera is area array CCD camera;Navigation attitude sensor further includes built-in gyroscope, and built-in gyroscope is for detecting tunnel
Detect the angular velocity signal of tri- axis of x/y/z in vehicle moving process in road;The acquisition controller senses image data and navigation attitude
Device data are transferred to the storage box together and are stored;The storage box is for storing image and navigation attitude sensing data.This is used for
The camera shake compensation device of tunnel Image Acquisition further includes distance measuring sensor, on the distance measuring sensor installation Tunnel testing vehicle
And it is connected with the signal acquisition case.Wherein signal acquisition case is integrated respectively to trigger signal and sensing data;
The distance measuring sensor includes laser sensor and infrared sensor, and the infrared sensor and the camera are mounted on same water
Distance in plane, for measuring camera to tunnel wall;The laser sensor is for measuring calibration object;The camera passes through
Camera Link line is connected with the acquisition controller, and the acquisition controller is by serial ports collected tunnel image
With sensing data storage into the storage box;The storage box is solid state hard disk;The navigation attitude sensor is ARM navigation attitude biography
Sensor, and/or MEMS navigation attitude sensor, and/or DSP navigation attitude sensor.
Embodiment 3: when camera is multiple and when being odd number, camera is arranged in semicircular arc-shaped, the diameter side of semi arch with
Tunnel road surface is parallel, wherein a camera is located at the highest point of semicircular arc, every camera has one-to-one navigation attitude to pass
Sensor is secured in the same level of same detection platform, and every camera has and its one-to-one synchronous control
Device processed, all cameras, isochronous controller share an acquisition controller;Corresponding navigation attitude sensor is identical as the number of camera,
The quantity of corresponding acquisition controller and the storage box is the half that camera quantity adds 1, and trigger signal is then divided by isochronous controller
Multichannel trigger signal makes multichannel trigger signal while synchronizing to trigger multiple cameras while acquiring tunnel image, and will be collected
Image is sent to acquisition controller;While camera acquires image, sensing data is sent to acquisition control by isochronous controller
Device.Specifically: this is used for the camera shake compensation device of tunnel Image Acquisition, including Tunnel testing vehicle, navigation attitude sensor, multiple
Camera, multiple the storage box, trigger signal plate, signal acquisition case, isochronous controller, multiple acquisition controllers and the storage box;It is described
Camera and the navigation attitude sensor are fixed in the same level of same detection platform, the navigation attitude sensor and the triggering
Signal plate is connected with signal acquisition case;The signal acquisition case is connected with the isochronous controller, the synchronously control
Device is connected with the camera and the acquisition controller respectively, and the acquisition controller is connected with the storage box;It is described
Trigger signal plate is used to generate the trigger signal of triggering camera, and the navigation attitude sensor is being moved through for providing Tunnel testing vehicle
Acquired flight attitude signal in journey;The signal acquisition case is used to receiving and integrating trigger signal and sensing data, and will be whole
The trigger signal and navigation attitude sensing data got togather is sent to the isochronous controller;The isochronous controller is for receiving triggering
Signal and navigation attitude sensing data, and trigger signal is sent to camera triggering camera acquisition image simultaneously and by navigation attitude sensor
Data are sent to the acquisition controller;The camera is used to acquire the image in tunnel and by the image transmitting of acquisition to described
Acquisition controller;Image data and navigation attitude sensing data are transferred to the storage box together and stored by the acquisition controller;
The storage box is for storing image and navigation attitude sensing data.This is used for the camera shake compensation device of tunnel Image Acquisition also
Including distance measuring sensor, it is connected on the distance measuring sensor installation Tunnel testing vehicle and with the signal acquisition case.Wherein believe
Number vasculum is integrated respectively to trigger signal and sensing data;The distance measuring sensor includes laser sensor and red
Outer sensor, the infrared sensor and the camera be mounted in same level, for measure camera to tunnel wall away from
From;The laser sensor is for measuring calibration object;The camera is connected by Camera Link line with the acquisition controller
It connects, the acquisition controller stores collected tunnel image and sensing data into the storage box by serial ports;Institute
Stating the storage box is solid state hard disk;When camera is multiple and when being odd number, camera is arranged in semicircular arc-shaped, the diameter side of semi arch
Parallel with tunnel road surface, wherein a camera is located at the highest point of semicircular arc, every camera has one-to-one navigation attitude
Sensor is secured in the same level of same detection platform, and every camera have it is one-to-one synchronous with it
Controller, all cameras, isochronous controller share an acquisition controller;The navigation attitude sensor be ARM navigation attitude sensor,
And/or MEMS navigation attitude sensor, and/or DSP navigation attitude sensor.
Embodiment 4: the difference is that, which further includes geological radar acquisition with embodiment 2
System, is used to acquire the tunnels such as tunnel cavity depth disease, and the geologic radar collection system includes transmitting antenna, receives day
The trigger signal received is sent to geological radar acquisition system by line, oscillograph and image conversion apparatus, the isochronous controller
System triggering geologic radar collection system acquires tunnel depth disease;The geologic radar collection system conveys collected data
To acquisition controller, image data, navigation attitude sensing data and tunnel depth disease data are transferred to by acquisition controller together
The storage box is stored.Specifically: when camera is multiple and when being even number, the number phase of corresponding navigation attitude sensor and camera
Together, the quantity of corresponding acquisition controller and the storage box is the half of camera quantity, and trigger signal is then divided by isochronous controller
Multichannel trigger signal makes multichannel trigger signal while synchronizing to trigger multiple cameras while acquiring tunnel image, and will be collected
Image is sent to acquisition controller;While camera acquires image, sensing data is sent to acquisition control by isochronous controller
Device;It is arranged in semicircular arc-shaped, every camera has one-to-one navigation attitude sensor to be secured in the same of same detection platform
On one horizontal plane;Camera is area array CCD camera;Navigation attitude sensor further includes built-in gyroscope, and built-in gyroscope is for detecting tunnel
Detect the angular velocity signal of tri- axis of x/y/z in vehicle moving process in road;Specifically, the camera shake for being used for tunnel Image Acquisition
Compensation device, including Tunnel testing vehicle, navigation attitude sensor, multiple cameras, multiple the storage box, trigger signal plate, signal acquisition case,
Isochronous controller, multiple acquisition controllers and the storage box;The camera and the navigation attitude sensor are fixed on same detection platform
Same level on, the navigation attitude sensor and the trigger signal plate are connected with signal acquisition case;The signal is adopted
Header is connected with the isochronous controller, and the isochronous controller is connected with the camera and the acquisition controller respectively
It connects, the acquisition controller is connected with the storage box;The number of the camera is even number, and multiple cameras are arranged in semicircular arc-shaped
Column, every camera have one-to-one navigation attitude sensor to be secured in the same level of same detection platform;Camera
For area array CCD camera;Navigation attitude sensor further includes built-in gyroscope, and built-in gyroscope is for detecting Tunnel testing vehicle moving process
In tri- axis of x/y/z angular velocity signal;The trigger signal plate is used to generate the trigger signal of triggering camera, and the navigation attitude passes
Sensor is used to provide Tunnel testing vehicle acquired flight attitude signal during the motion;The signal acquisition case for receive and it is whole
Trigger signal and sensing data are closed, and the trigger signal integrated and navigation attitude sensing data are sent to the synchronously control
Device;Trigger signal is sent to camera simultaneously for receiving trigger signal and navigation attitude sensing data by the isochronous controller
Triggering camera acquires image and navigation attitude sensing data is sent to the acquisition controller;The camera is for acquiring in tunnel
Image and by the image transmitting of acquisition give the acquisition controller;The acquisition controller is by image data and navigation attitude sensor
Data are transferred to the storage box together and are stored;The storage box is for storing image and navigation attitude sensing data.This is used for tunnel
The camera shake compensation device of road Image Acquisition further includes distance measuring sensor, on distance measuring sensor installation Tunnel testing vehicle and
It is connected with the signal acquisition case.Wherein signal acquisition case is integrated respectively to trigger signal and sensing data;Institute
Stating distance measuring sensor includes laser sensor and infrared sensor, and the infrared sensor and the camera are mounted on same level
Distance on face, for measuring camera to tunnel wall;The laser sensor is for measuring calibration object;The camera passes through
Camera Link line is connected with the acquisition controller, and the acquisition controller is by serial ports collected tunnel image
With sensing data storage into the storage box;The storage box is solid state hard disk;The camera shake compensation device further includes
Geologic radar collection system, is used to acquire the tunnels such as tunnel cavity depth disease, and the geologic radar collection system includes hair
Antenna, receiving antenna, oscillograph and image conversion apparatus are penetrated, the trigger signal received is sent to ground by the isochronous controller
Matter radar collection system triggers geologic radar collection system and acquires tunnel depth disease;The geologic radar collection system will acquire
To data be transported to acquisition controller, acquisition controller is by image data, navigation attitude sensing data and tunnel depth disease number
It is stored according to the storage box is transferred to together;The navigation attitude sensor be ARM navigation attitude sensor, and/or MEMS navigation attitude sensor,
And/or DSP navigation attitude sensor.
Embodiment 5: difference from Example 3 is: the camera shake compensation device further includes geological radar acquisition system
System, is used to acquire the tunnels such as tunnel cavity depth disease, and the geologic radar collection system includes transmitting antenna, receives day
The trigger signal received is sent to geological radar acquisition system by line, oscillograph and image conversion apparatus, the isochronous controller
System triggering geologic radar collection system acquires tunnel depth disease;The geologic radar collection system conveys collected data
To acquisition controller, image data, navigation attitude sensing data and tunnel depth disease data are transferred to by acquisition controller together
The storage box is stored;Specifically: this is used for the camera shake compensation device of tunnel Image Acquisition, including Tunnel testing vehicle, boat
Appearance sensor, multiple cameras, multiple the storage box, trigger signal plate, signal acquisition case, isochronous controller, multiple acquisition controllers
And the storage box;The camera and the navigation attitude sensor are fixed in the same level of same detection platform, and the navigation attitude passes
Sensor and the trigger signal plate are connected with signal acquisition case;The signal acquisition case is connected with the isochronous controller
It connects, the isochronous controller is connected with the camera and the acquisition controller respectively, and the acquisition controller is deposited with described
Storage box is connected;The trigger signal plate is used to generate the trigger signal of triggering camera, and the navigation attitude sensor is for providing tunnel
Detect vehicle acquired flight attitude signal during the motion in road;The signal acquisition case is for receiving and integrating trigger signal and biography
Sensor data, and the trigger signal integrated and navigation attitude sensing data are sent to the isochronous controller;The synchronous control
Trigger signal is sent to camera triggering camera acquisition figure for receiving trigger signal and navigation attitude sensing data, and simultaneously by device processed
Picture and navigation attitude sensing data is sent to the acquisition controller;The camera is used to acquire the image in tunnel and will acquisition
Image transmitting give the acquisition controller;Image data and navigation attitude sensing data are transferred to by the acquisition controller together
The storage box is stored;The storage box is for storing image and navigation attitude sensing data.This is used for the phase of tunnel Image Acquisition
Machine dithering compensation device further includes distance measuring sensor, on distance measuring sensor installation Tunnel testing vehicle and with the signal acquisition
Case is connected.Wherein signal acquisition case is integrated respectively to trigger signal and sensing data;The distance measuring sensor packet
Laser sensor and infrared sensor are included, the infrared sensor and the camera are mounted in same level, for measuring
Distance of the camera to tunnel wall;The laser sensor is for measuring calibration object;The camera passes through Camera Link line and institute
It states acquisition controller to be connected, the acquisition controller arrives collected tunnel image and sensing data storage by serial ports
In the storage box;The storage box is solid state hard disk;When camera is multiple and when being odd number, camera is arranged in semicircular arc-shaped
Column, the diameter side of semi arch is parallel with tunnel road surface, wherein a camera is located at the highest point of semicircular arc, every camera is equal
There is one-to-one navigation attitude sensor to be secured in the same level of same detection platform, and every camera have with
Its one-to-one isochronous controller, all cameras, isochronous controller share an acquisition controller;Camera shake compensation dress
Setting further includes geologic radar collection system, is used to acquire the tunnels such as tunnel cavity depth disease, geological radar acquisition system
System includes transmitting antenna, receiving antenna, oscillograph and image conversion apparatus, the trigger signal that the isochronous controller will receive
It is sent to geologic radar collection system triggering geologic radar collection system acquisition tunnel depth disease;Geological radar acquisition system
Collected data are transported to acquisition controller by system, and acquisition controller is deep by image data, navigation attitude sensing data and tunnel
Degree disease data are transferred to the storage box together and are stored;The navigation attitude sensor is that ARM navigation attitude sensor, and/or MEMS navigate
Appearance sensor, and/or DSP navigation attitude sensor.
Embodiment 6: difference from Example 2 is, acquisition controller at least three, each acquisition controller have with
Its one-to-one camera and isochronous controller, all acquisition controllers share a storage box;Specifically: this is used for tunnel figure
As the camera shake compensation device of acquisition, including Tunnel testing vehicle, navigation attitude sensor, multiple cameras, multiple the storage box, triggering letter
Number plate, signal acquisition case, isochronous controller, multiple acquisition controllers and the storage box;The camera and the navigation attitude sensor are solid
Be scheduled in the same level of same detection platform, the navigation attitude sensor and the trigger signal plate with signal acquisition case phase
Connection;The signal acquisition case is connected with the isochronous controller, the isochronous controller respectively with the camera and described
Acquisition controller is connected, and the acquisition controller is connected with the storage box;The trigger signal plate is for generating triggering
The trigger signal of camera, the navigation attitude sensor are used to provide Tunnel testing vehicle acquired flight attitude signal during the motion;
The signal acquisition case is passed for receiving and integrating trigger signal and sensing data, and by the trigger signal integrated and navigation attitude
Sensor data are sent to the isochronous controller;The isochronous controller is used to receive trigger signal and navigation attitude sensing data,
And trigger signal is sent to camera triggering camera acquisition image and navigation attitude sensing data is sent to the acquisition simultaneously and is controlled
Device processed;The camera is used to acquire the image in tunnel and by the image transmitting of acquisition to the acquisition controller;The camera
Number be even number, for multiple cameras in semicircular arc-shaped arrangement, every camera has one-to-one navigation attitude sensor to be secured to
In the same level of same detection platform;Camera is area array CCD camera;Navigation attitude sensor further includes built-in gyroscope, interior
Gyroscope is set for detecting the angular velocity signal of tri- axis of x/y/z in Tunnel testing vehicle moving process;The acquisition controller will
Image data and navigation attitude sensing data are transferred to the storage box together and are stored;The storage box is for storing image and navigation attitude
Sensing data;Acquisition controller at least three, each acquisition controller have and its one-to-one camera and synchronously control
Device, all acquisition controllers share a storage box;The camera shake compensation device for being used for tunnel Image Acquisition further includes surveying
Away from sensor, it is connected on the distance measuring sensor installation Tunnel testing vehicle and with the signal acquisition case.Wherein signal acquisition
Case is integrated respectively to trigger signal and sensing data;The distance measuring sensor includes laser sensor and infrared sensing
Device, the infrared sensor and the camera are mounted in same level, the distance for measuring camera to tunnel wall;It is described
Laser sensor is for measuring calibration object;The camera is connected by Camera Link line with the acquisition controller, described
Acquisition controller stores collected tunnel image and sensing data into the storage box by serial ports;The storage box
For solid state hard disk;The navigation attitude sensor is ARM navigation attitude sensor, and/or MEMS navigation attitude sensor, and/or DSP navigation attitude sensing
Device.
Embodiment 7: difference from Example 3 is, acquisition controller at least three, each acquisition controller have with
Its one-to-one camera and isochronous controller, all acquisition controllers share a storage box;Specifically: this is used for tunnel figure
As the camera shake compensation device of acquisition, including Tunnel testing vehicle, navigation attitude sensor, multiple cameras, multiple the storage box, triggering letter
Number plate, signal acquisition case, isochronous controller, multiple acquisition controllers and the storage box;The camera and the navigation attitude sensor are solid
Be scheduled in the same level of same detection platform, the navigation attitude sensor and the trigger signal plate with signal acquisition case phase
Connection;The signal acquisition case is connected with the isochronous controller, the isochronous controller respectively with the camera and described
Acquisition controller is connected, and the acquisition controller is connected with the storage box;The trigger signal plate is for generating triggering
The trigger signal of camera, the navigation attitude sensor are used to provide Tunnel testing vehicle acquired flight attitude signal during the motion;
The signal acquisition case is passed for receiving and integrating trigger signal and sensing data, and by the trigger signal integrated and navigation attitude
Sensor data are sent to the isochronous controller;The isochronous controller is used to receive trigger signal and navigation attitude sensing data,
And trigger signal is sent to camera triggering camera acquisition image and navigation attitude sensing data is sent to the acquisition simultaneously and is controlled
Device processed;The camera is used to acquire the image in tunnel and by the image transmitting of acquisition to the acquisition controller;The camera
Number be even number, for multiple cameras in semicircular arc-shaped arrangement, every camera has one-to-one navigation attitude sensor to be secured to
In the same level of same detection platform;Camera is area array CCD camera;Navigation attitude sensor further includes built-in gyroscope, interior
Gyroscope is set for detecting the angular velocity signal of tri- axis of x/y/z in Tunnel testing vehicle moving process;The acquisition controller will
Image data and navigation attitude sensing data are transferred to the storage box together and are stored;The storage box is for storing image and navigation attitude
Sensing data;Acquisition controller at least three, each acquisition controller have and its one-to-one camera and synchronously control
Device, all acquisition controllers share a storage box;The camera shake compensation device for being used for tunnel Image Acquisition further includes surveying
Away from sensor, it is connected on the distance measuring sensor installation Tunnel testing vehicle and with the signal acquisition case;Wherein signal acquisition
Case is integrated respectively to trigger signal and sensing data;The distance measuring sensor includes laser sensor and infrared sensing
Device, the infrared sensor and the camera are mounted in same level, the distance for measuring camera to tunnel wall;It is described
Laser sensor is for measuring calibration object;The camera is connected by Camera Link line with the acquisition controller, described
Acquisition controller stores collected tunnel image and sensing data into the storage box by serial ports;The storage box
For solid state hard disk;The navigation attitude sensor is ARM navigation attitude sensor, and/or MEMS navigation attitude sensor, and/or DSP navigation attitude sensing
Device.
Embodiment 8: difference from Example 6 is that the storage box totally 2, two the storage box are received from acquisition controller
Same data;Specifically: this is used for the camera shake compensation device of tunnel Image Acquisition, including Tunnel testing vehicle, navigation attitude pass
Sensor, multiple cameras, multiple the storage box, trigger signal plate, signal acquisition case, isochronous controller, multiple acquisition controllers and 2
The storage box;The camera and the navigation attitude sensor are fixed in the same level of same detection platform, the navigation attitude sensing
Device and the trigger signal plate are connected with signal acquisition case;The signal acquisition case is connected with the isochronous controller,
The isochronous controller is connected with the camera and the acquisition controller respectively, the acquisition controller and the storage box
It is connected;The trigger signal plate is used to generate the trigger signal of triggering camera, and the navigation attitude sensor is for providing tunnel inspection
Measuring car acquired flight attitude signal during the motion;The signal acquisition case is for receiving and integrating trigger signal and sensor
Data, and the trigger signal integrated and navigation attitude sensing data are sent to the isochronous controller;The isochronous controller
For receiving trigger signal and navigation attitude sensing data, and simultaneously by trigger signal be sent to camera triggering camera acquisition image and
Navigation attitude sensing data is sent to the acquisition controller;The camera is for acquiring the image in tunnel and the figure by acquisition
As being transferred to the acquisition controller;The number of the camera is even number, and multiple cameras are arranged in semicircular arc-shaped, and every camera is equal
There is one-to-one navigation attitude sensor to be secured in the same level of same detection platform;Camera is area array CCD camera;
Navigation attitude sensor further includes built-in gyroscope, and built-in gyroscope is used to detect tri- axis of x/y/z in Tunnel testing vehicle moving process
Angular velocity signal;Image data and navigation attitude sensing data are transferred to the storage box together and deposited by the acquisition controller
Storage;The storage box is for storing image and navigation attitude sensing data;The storage box totally 2, two the storage box are from acquisition controller
Receive same data;Acquisition controller at least three, each acquisition controller have and its one-to-one camera and synchronous control
Device processed, all acquisition controllers share a storage box;This further includes for camera shake compensation device of tunnel Image Acquisition
Distance measuring sensor, the distance measuring sensor are installed on Tunnel testing vehicle and are connected with the signal acquisition case.Wherein signal is adopted
Header is integrated respectively to trigger signal and sensing data;The distance measuring sensor includes laser sensor and infrared biography
Sensor, the infrared sensor and the camera are mounted in same level, the distance for measuring camera to tunnel wall;Institute
State laser sensor for measure calibration object;The camera is connected by Camera Link line with the acquisition controller, institute
It states acquisition controller and collected tunnel image and sensing data is stored into the storage box by serial ports;The storage
Box is solid state hard disk;The navigation attitude sensor is that ARM navigation attitude sensor, and/or MEMS navigation attitude sensor, and/or DSP navigation attitude pass
Sensor.
Embodiment 9: difference from Example 7 is: the storage box totally 2, two the storage box are received from acquisition controller
Same data;Specifically: this is used for the camera shake compensation device of tunnel Image Acquisition, including Tunnel testing vehicle, navigation attitude pass
It sensor, multiple cameras, multiple the storage box, trigger signal plate, signal acquisition case, isochronous controller, multiple acquisition controllers and deposits
Storage box;The camera and the navigation attitude sensor are fixed in the same level of same detection platform, the navigation attitude sensor
It is connected with signal acquisition case with the trigger signal plate;The signal acquisition case is connected with the isochronous controller, institute
It states isochronous controller to be connected with the camera and the acquisition controller respectively, the acquisition controller and the storage box phase
Connection;The trigger signal plate is used to generate the trigger signal of triggering camera, and the navigation attitude sensor is for providing Tunnel testing
Vehicle acquired flight attitude signal during the motion;The signal acquisition case is for receiving and integrating trigger signal and sensor number
According to, and the trigger signal integrated and navigation attitude sensing data are sent to the isochronous controller;The isochronous controller is used
In reception trigger signal and navigation attitude sensing data, and trigger signal is sent to camera triggering camera acquisition image simultaneously and is incited somebody to action
Navigation attitude sensing data is sent to the acquisition controller;The camera is for acquiring the image in tunnel and the image by acquisition
It is transferred to the acquisition controller;The number of the camera is even number, and multiple cameras are arranged in semicircular arc-shaped, and every camera has
One-to-one navigation attitude sensor is secured in the same level of same detection platform;Camera is area array CCD camera;Boat
Appearance sensor further includes built-in gyroscope, and built-in gyroscope is used to detect tri- axis of x/y/z in Tunnel testing vehicle moving process
Angular velocity signal;Image data and navigation attitude sensing data are transferred to the storage box together and stored by the acquisition controller;
The storage box is for storing image and navigation attitude sensing data;The storage box totally 2, two the storage box are received from acquisition controller
Same data;Acquisition controller at least three, each acquisition controller have and its one-to-one camera and synchronously control
Device, all acquisition controllers share a storage box;The camera shake compensation device for being used for tunnel Image Acquisition further includes surveying
Away from sensor, it is connected on the distance measuring sensor installation Tunnel testing vehicle and with the signal acquisition case;Wherein signal acquisition
Case is integrated respectively to trigger signal and sensing data;The distance measuring sensor includes laser sensor and infrared sensing
Device, the infrared sensor and the camera are mounted in same level, the distance for measuring camera to tunnel wall;It is described
Laser sensor is for measuring calibration object;The camera is connected by Camera Link line with the acquisition controller, described
Acquisition controller stores collected tunnel image and sensing data into the storage box by serial ports;The storage box
For solid state hard disk;The navigation attitude sensor is ARM navigation attitude sensor, and/or MEMS navigation attitude sensor, and/or DSP navigation attitude sensing
Device.
Embodiment 10: this is used for the method for the camera shake compensation of tunnel Image Acquisition, comprising the following steps:
(1) camera and navigation attitude sensor are fixed on to the same level of same detection platform;
(2) power supply is opened, startup power supply control centre starts respectively initialization after system electrification, and Tunnel testing vehicle is mobile
In the process, signal acquisition case receives trigger signal and sensing data, and signal acquisition case is by trigger signal and navigation attitude sensor
Data integrate and the trigger signal integrated and navigation attitude sensing data are sent to isochronous controller;Navigation attitude sensor is used
Dip angle signal, azimuth signal and built-in gyroscope signal acquired in providing in motion process;Built-in gyroscope signal is
The angular velocity signal of tri- axis of x/y/z in detection platform moving process, passes through dip angle signal, azimuth signal and built-in gyroscope
The angular velocity signals of tri- axis of x/y/z extrapolate the angle compensation offset of tri- axis of x/y/z that every frame image needs, pass through institute
The angle compensation offset of tri- axis of x/y/z obtained calculates every frame image coordinate corresponding under world coordinate system, passes through amendment
Algorithm is modified each frame image, can obtain the image data under revised world coordinate system;
(3) after isochronous controller receives trigger signal and navigation attitude sensing data, trigger signal is transferred to camera, is made
Camera triggering, camera is by collected tunnel image transmitting to acquisition controller, while isochronous controller is by navigation attitude sensor number
According to being sent to acquisition controller;
(4) the tunnel image received and navigation attitude sensing data are transferred to the storage box together and deposited by acquisition controller
Storage.
The method that the navigation attitude sensor calculates angular deviation, specifically includes the following steps:
1) the angle speed of tri- axis of x/y/z of inclination data, bearing data and built-in gyroscope is obtained by navigation attitude sensor
Degree evidence;
2) by the angular velocity data of tri- axis of x/y/z of acquired inclination data, bearing data and built-in gyroscope,
Extrapolate angular deviation corresponding to every frame image, circular are as follows: pass through inclination data, bearing data and built-in
Gyro data, using tri- axis angular rate data of x/y/z acquired in built-in gyroscope, then by being shot by each calibration object
The corresponding instant time combines angular velocity data to calculate and is monitored in this time by built-in gyroscope when every frame image
Tri- shaft angle degree changing value of x/y/z recycles inclination data and bearing data and tri- axis of x/y/z calculated by built-in gyroscope
Angle change value releases the angular deviation of every frame image, which is tri- shaft angle degree excursion matrix of x/y/z, i.e. spin moment
Battle array.
The compensated amendment benchmark image coordinate under world coordinate system is obtained, by correction algorithm, is utilized
The three shaft angle degree excursion matrixs and world coordinate system calculated calculate revised image position coordinates, since camera is fixed position
Triggering, and navigation attitude sensor and camera are in the same horizontal position, it is all to only exist spin matrix, ignore translation matrix;Rotation
The circular of matrix are as follows: 1) convert spin matrix, by the origin translation of world coordinate system to viewpoint, if viewpoint
Point coordinate under world coordinate system is (a, b, c), the transformed transformation matrix of spin matrix are as follows:
Wherein, θ indicates the angle rotated around x axis under right-handed coordinate system;
Wherein, θ indicates the angle rotated under right-handed coordinate system around y-axis;
Wherein, θ indicates the angle rotated under right-handed coordinate system around z-axis;
2) new coordinate system is turned into the angle θ around y clockwise, is greater than 180 ° at this time, the angle θ is reversed on body vertex;
Wherein enableThen:
3) new coordinate system is enabled to turn the angle Φ clockwise around x again, Φ is reversed on body vertex, then:
Cos φ=v/u, sin φ=c/u,It obtains
4) right-handed coordinate system becomes left-handed coordinate system, and z-axis is reversed,
Then transformation matrix:
By above-mentioned transformation, compensated amendment benchmark image coordinate under world coordinate system, thus after obtaining amendment
Image position coordinates.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model
Protection scope within.