CN205981622U - Highway tunnel evaluation device that throws light on - Google Patents
Highway tunnel evaluation device that throws light on Download PDFInfo
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- CN205981622U CN205981622U CN201620737896.6U CN201620737896U CN205981622U CN 205981622 U CN205981622 U CN 205981622U CN 201620737896 U CN201620737896 U CN 201620737896U CN 205981622 U CN205981622 U CN 205981622U
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- central processing
- housing
- highway tunnel
- illumination apparatus
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Abstract
The utility model discloses a highway tunnel evaluation device that throws light on, which comprises a housin, imaging lens is installed to the casing front side, the display screen is installed to the rear side of casing, the side -mounting of casing has the luminance sensor who is used for the luminance of detection ring border, be equipped with the power that is used for for the device power supply in the casing, a central processing unit for the processing data, the formation of image chip of being connected with imaging lens reaches the built -in adjustable sampling module who takes a sample gridlines and marking, luminance sensor and central processing unit are connected, sampling module and central processing unit are connected, the formation of image chip passes through the video acquisition interface or the image acquisition interface is connected with central processing unit, central processing unit passes through video output interface or the image output interface is connected with the display screen. The utility model discloses need not layout on the road surface when using and to detect luminance to detecting automatic division the in highway section, it is simple to use, efficient.
Description
Technical field
This utility model belongs to road traffic facility apparatus field, more particularly, to a kind of highway tunnel illumination apparatus for evaluating.
Background technology
Vcehicular tunnel plays irreplaceable effect in the transport of highroad road network.Quick with economic construction sends out
Exhibition, highway construction especially expressway construction has obtained fast development；Meanwhile, day by day extend to mountain area with highway,
Tunnel construction scheme is widely adopted, and the quantity in tunnel and scale are increasing.By the end of 2013, national vcehicular tunnel was
At 10022,805.27 myriametres.Wherein at super long tunnel 441,198.48 myriametres, at long tunnel 1944,330.44 myriametres.At present
Most of tunnel all can arrange lighting installation guarantee driving safety.
Vcehicular tunnel roadway illumination calculates, the general average illumination calculating road surface, then calculates road surface arbitrfary point with point by point
Horizontal illumination as verification, with luminance meter and illumination meter to field measurement come evaluation path illuminating effect.Photometric measurement technology
Most important task is to create optimum condition, makes people obtain the precise results of luminosity value to be measured.Traditional is bright
Degree measuring method is point-to-point metering system, to measure the Luminance Distribution on whole object surface, then must be swept using pointwise
The method of retouching measures, and apparatus structure is complicated and measurement efficiency is low.
Brightness measurement is required for layouting on road surface, and measurement object has dozens of point, and the time that measurement process needs is long,
And the number of the measurement participated in is relatively more, efficiency is very low, and the tunnel of highway is all unique passage, and traffic can not
Interrupt, for this, measurement can only be carried out or when vehicle is few at night, there is very big potential safety hazard.
Utility model content
The purpose of this utility model is to provide a kind of highway tunnel that simple to operate, measurement efficiency is high and certainty of measurement is high
Road illuminates apparatus for evaluating.
In order to realize object above, this utility model employs technical scheme below：
Highway tunnel illumination apparatus for evaluating, including housing, housing installed in front has imaging lens, and the rear side of housing is provided with
Display screen, the side of housing is provided with the luminance sensor for detecting ambient brightness, is provided with for powering to device in housing
Power supply, the imager chip that is connected with imaging lens of central processing unit for processing data and built-in adjustable sampling grid lines
With the sampling module of graticule, luminance sensor is connected with central processing unit, and sampling module is connected with central processing unit, imager chip
It is connected with central processing unit by video acquisition interface or image capture interface, central processing unit passes through video output interface or figure
As output interface is connected with display screen.
Preferably, being provided with shockproof head below housing.
Preferably, being provided with operating control device on rear side of housing, operating control device is manipulated by interface and connects
Central processing unit, described operating control device can be control knob or touch screen.
Preferably, housing is provided with data output interface, data output interface is connected with central processing unit, data output
The data output action of interface is by operating control device control.
Preferably, the top of housing is provided with positioning antenna, enclosure interior is provided with and positions the locating core that antenna is connected
Piece, positioning chip is connected with central processing unit and carries out data exchange.
Preferably, the angle adjustable of luminance sensor.
Preferably, being provided with the vehicle speed sensor for detecting speed in housing, vehicle speed sensor passes through vehicle speed sensor
Interface connects central processing unit.
Preferably, enclosure interior sets by the storage hard disk for storage image data.
The highway tunnel illumination detection means of said structure, arranges sampling module, does not need to layout on road surface when using
Detection brightness can automatically be divided to detection section, using simple, efficiency high.And the built-in sampling template of sampling module include many
Layer grid lines, calls sampling module to process the data precision obtaining high.And, it is provided with luminance sensor, once-through operation can be straight
Obtain road surface average brightness value, easy to use.
Brief description
Fig. 1 is the cross-sectional view of embodiment 1.
Fig. 2 is the system framework figure of embodiment 1.
Fig. 3 is the cross-sectional view of embodiment 2.
Fig. 4 is the system framework figure of embodiment 2.
Fig. 5 is embodiment 2 the luminance of outer caves test schematic diagram.
Specific embodiment
Embodiment 1：
Highway tunnel illumination apparatus for evaluating as shown in Fig. 1～Fig. 2, including housing, is provided with shockproof head 7 below housing.
Housing installed in front has imaging lens 1, and the rear side of housing is provided with display screen 5 and operating control device 6, and the side of housing is installed
There is the luminance sensor 3 for detecting ambient brightness, the top of housing is provided with positioning antenna 8, is provided with for dress in housing
Put power supply power supply 10, for processing data the imager chip 2, built-in adjustable that is connected with imaging lens 1 of central processing unit 13
The sampling module 12 of sampling grid lines and graticule is passed with the speed positioning antenna 8 positioning chip 9 being connected, be used for detecting speed
Positioning chip 9 and the storage hard disk 11 for data storage that sensor 4 is connected with positioning antenna 8.
Sampling module 12 is connected with central processing unit, and positioning chip 9 is connected with central processing unit 13, and imager chip 2 passes through
Video acquisition interface is connected with central processing unit 13, and central processing unit 13 is connected with display screen 5 by video output interface, operation
Control device 6 is manipulated by interface and connects central processing unit 13, and luminance sensor 3 is connected with central processing unit 13, speed
Sensor 4 connects central processing unit 13 by vehicle speed sensor interface.
This device is used for the mean flow rate in dynamic acquisition vcehicular tunnel, is arranged in tunnel by shockproof head during use
On the vehicle of middle traveling, terminate from the start working outlet in tunnel of the entrance in tunnel after entering tunnel.Wherein imaging lens 1
For obtaining the video image in tunnel to be detected, according to visual signature in driving procedure for the people, in the present embodiment, choose 40
Degree visual angle, focus, the video lens of spacing.The optical image that imager chip 2 is used for getting imaging lens 1 is converted to numeral
Signal, and the digital signal obtaining is sent to by central processing unit 13 by video acquisition interface processes.In order to obtain high-resolution
The image of degree, the imager chip 2 in the present embodiment adopts the CCD chip of 18,000,000 pixels.Sampling mold transferred by central processing unit 13
Sampling template in block 12 is split by default graticule and grid lines and is carried out gray proces to obtaining image.The present embodiment
Using gray processing process method be prior art, will not be described here.It is bright that luminance sensor 3 is used for collection environment at that time
Degree, the corner of luminance sensor 3 is adjustable, is easy to detect the brightness on different directions, obtains more accurate brightness value.According to brightness
The brightness value that sensor 3 obtains, the gray value of the correspondence position of the image after processing through central processing unit 13 is combined
Directly obtain the brightness value on road surface.And the image after grid lines segmentation is it is only necessary to calculate the bright of wherein one table images
Angle value can get the brightness in other grids on a two field picture, convenience of calculation.This device is provided with and is connected with central processing unit 13
Storage hard disk 11 be used for storing video data, central processing unit 13 is connected with display screen 5 by video output interface simultaneously, show
On the picture picture that imaging lens 1 photograph as shown in figure 4, the built-in grid lines of sampling module 12 is added to of display screen 5 display
Display.Mean flow rate in tunnel due to evaluate during brightness in assessment vcehicular tunnel, therefore in setting positioning antenna and
Positioning chip is used for finding range and positions.What the positioning antenna in the present embodiment was selected is big-dipper satellite antenna, and positioning chip is selected
Be Big Dipper chipset.In device work process, according on every hundred meters of positioning or the self-defined image in screen, in addition labelling is just
In piecewise analysises data and positioning physical location, so that the mean flow rate may finally being calculated in tunnel.Due to using fixed
When position Antenna Positioning is to find range, the measurement for the change in location in short distance there may be larger error, therefore arranges car
Fast sensor 4 and positioning antenna cooperation range finding.And, this device is provided with and connects for the data output connecting the peripheral hardwares such as printer
Mouthful.After detection terminates, the printer being connected to data output interface can directly export mean flow rate and luminance difference including tunnel
Testing result.The action of data transmission interface transmission data is manipulated by device 6 and controls.
According to driving vision mechanism, this device is installed on 1.3-1.5 rice height before vehicle right side rearview mirror.Can be according to road
Design speed, to select imaging lens 1 focal length, obtains the quantized data of environment for analysis to meet man-powered vehicle vision mechanism
And judgement.
Highway tunnel illumination dynamic assessment method comprises the following steps：(1) above-mentioned highway tunnel illumination evaluating apparatus are pacified
It is contained on vehicle；(2) device power supply (DPS) the road according to required test, tunnel adjustment sampling module 12, luminance sensor 2 are connected
And the parameter of vehicle speed sensor 4；(3) start video recording operation from the detection starting point of test segment and obtain video data, to detection eventually
Point terminates video recording；(4) video data is processed；(5) derive testing result.Wherein, the equipment in step (1) is arranged on car
1.3～1.5 meters of height before right rear, this altitude range is selected according to industry evaluation criteria.Test road in step (3)
Section, when test segment is two lane highways, vehicle travels in left-hand lane；When test segment is three lanes, vehicle travel in
Between track；When test segment is Four-Lane Road, vehicle travels in left side second lane.In step (4), when processing view data,
Sampling grid lines default in sampling module 12 and graticule are stacked in image frame, and sample grid lines layering setting, that is,
Choose lattice individually to be split with grid lines in ground floor grid, can multi-layer segmentation as needed.
Above-mentioned highway tunnel illumination dynamic assessment method, is not required to when carrying out road brightness measurement will manually carry out road surface cloth
Point, as long as one man operation can complete whole measurement process, efficiency high.And, highway tunnel illumination apparatus for evaluating only needs to one
Secondary installation, and due to being provided with shockproof head, device is always consistent in whole measurement process camber and measuring center,
The data deviation causing in measurement process can be avoided because of operator's hand wobble simultaneously.Simultaneously as carrying sampling module 12,
Do not needed to set up graticule and along graticule setting sampler along road surface before detection process.And luminance sensor combination figure is set
As processing the mean flow rate that can directly obtain detection section.
Embodiment 2：
Highway tunnel illumination apparatus for evaluating as shown in Figure 3 and Figure 4, including housing, is provided with shockproof head 7 below housing.
Housing installed in front has imaging lens 1, and the rear side of housing is provided with display screen 5 and operating control device 6, and the side of housing is installed
Have the luminance sensor 3 for detecting ambient brightness, be provided with housing for power to device power supply 10, be used for processing data
Central processing unit 13 be connected with imaging lens 1 imager chip 2, built-in adjustable sampling grid lines sampling module 12 and use
Storage hard disk 11 in data storage.
Sampling module 12 is connected with central processing unit 13, and positioning chip 9 is connected with central processing unit 13, and imager chip 2 leads to
Cross image capture interface to be connected with central processing unit 13, central processing unit 13 is connected with display screen 5 by image output interface, bright
Degree sensor 3 is connected with central processing unit 13, and operating control device 6 is manipulated by interface and connects central processing unit 13.
In said apparatus, imaging lens 1 are used for obtaining the image frame on road surface to be detected, the imaging lens in the present embodiment
1 choose 40 degree of visual angles, focus, the camera lens of spacing.The optical image that imager chip 2 is used for getting imaging lens 1 is converted to
Digital signal, and the digital signal obtaining is sent to by central processing unit 13 by image capture interface processes.In order to obtain height
The image of definition, the imager chip 2 in the present embodiment adopts the CCD chip of 18,000,000 pixels.It is preset with sampling module 12
The outer two sets sampling mold plates in hole and hole, central processing unit 13 transfer sample accordingly in sampling module 12 template to acquisition image by
Default graticule and grid lines are split and are carried out gray proces.Luminance sensor 3 is used for collection ambient brightness at that time, bright
The corner of degree sensor 3 is adjustable, is easy to detect the brightness on different directions, obtains more accurate brightness value.Sensed according to brightness
The brightness value that device 3 obtains, the gray value of the correspondence position of the image after processing through central processing unit 13 is combined can be directly
Obtain the brightness value on road surface.And the image after grid lines segmentation is it is only necessary to calculate the brightness value of wherein one table images
Can get the brightness in other grids on a two field picture, convenience of calculation.This device is provided with and depositing that central processing unit 13 is connected
Storage hard disk 11 is used for storage image data, and central processing unit 13 is connected with display screen 5 by image output interface simultaneously, display screen
The 5 display pictures that photograph of imaging lens 1, and grid lines built-in for the sampling module 12 and graticule imaging lens 1 that are added to are clapped
Shown on the picture taken the photograph.And, this device is provided with the data output interface for connecting the peripheral hardwares such as printer.Detection
After end, the printer being connected to data output interface can directly export the testing result including mean flow rate and luminance difference.Number
It is manipulated by device 6 according to the action of coffret transmission data to control.
This device is used for the mean flow rate in static measurement vcehicular tunnel, is fixed on the three of setting height when detecting
Use on corner bracket or on the vehicle of standing.Need to assess respectively averagely bright in detection tunnel portal and tunnel during Static Detection
Degree.And combine the brightness in both assessment tunnels.
When testing outside hole, setting highway tunnel illumination apparatus for evaluating as shown in Figure 5, the setting of this device is placed on distance
At vcehicular tunnel starting point section L, imaging lens away from 1.5 meters of ground level, just to 20 ° of entrance orientationses, gather 20 ° of field range internal ring
The image in border, wherein L are stopping sight distance, and 1.5 meters of height and 20 ° of visual angles obtain according to industry standard handbook.
Sampling template transferred by central processing unit 13, and this device image frame that sample position shooting obtains outside hole is done
Corresponding data processing obtains mean flow rate, meanwhile, by sampling template be added to that imaging lens 1 shoot to picture on, and
Show on a display screen.
When detecting in tunnel, this device is placed in the middle of road, makes the centre-to-centre spacing road surface of the imaging lens 1 of this device
Highly it is 1.5 meters, adjusting imaging lens 1 makes its downward-sloping 10 °.Sampling template transferred by central processing unit 13, and to this device
Shoot the picture that obtains and do corresponding data processing and obtain mean flow rate, the sampling template imaging lens 1 that are added to are shot meanwhile
To picture on, and show on a display screen.Then push control device can achieve data summer time.Outside comprehensive hole
Mean flow rate in mean flow rate and tunnel assesses the brightness in tunnel.
Above-mentioned highway tunnel illumination apparatus for evaluating, does not need when carrying out brightness detection in addition to arrange graticule and along graticule choosing
Take multiple sample points, easy to use, high precision.And, due to being provided with luminance sensor, take pictures and can obtain current location
Mean flow rate, easy to use.
Claims (8)
1. highway tunnel illumination apparatus for evaluating, including housing it is characterised in that housing installed in front has imaging lens (1), housing
Rear side display screen (5) is installed, the side of housing is provided with the luminance sensor (3) for detecting ambient brightness, in housing
It is provided with and be connected with imaging lens (1) for the power supply (10) powered to device, the central processing unit (13) being used for processing data
Imager chip (2) and sampling module (12), luminance sensor (3) and the central processing unit of default adjustable sampling grid lines and graticule
(13) connect, sampling module (12) is connected with central processing unit, and imager chip (2) is connect by video acquisition interface or image acquisition
Mouth is connected with central processing unit (13), and central processing unit (13) passes through video output interface or image output interface and display screen
(5) connect.
2. highway tunnel illumination apparatus for evaluating according to claim 1 is it is characterised in that be provided with shockproof head below housing
(7).
3. highway tunnel illumination apparatus for evaluating according to claim 1 is it is characterised in that be provided with operation control on rear side of housing
Device (6) processed, operating control device (6) is manipulated by interface and connects central processing unit (13), described operating control device
(6) can be control knob or touch screen.
4. highway tunnel illumination apparatus for evaluating according to claim 3 is it is characterised in that housing is provided with data output connects
Mouthful, data output interface is connected with central processing unit (13), and the data output action of data output interface is by operating control device
(6) control.
5. highway tunnel illumination apparatus for evaluating according to claim 1 is it is characterised in that the top of housing is provided with positioning
Antenna (8), enclosure interior is provided with and positions the positioning chip (9) that antenna (8) is connected,
Positioning chip (9) is connected with central processing unit (13) and carries out data exchange.
6. highway tunnel illumination apparatus for evaluating according to claim 1 is it is characterised in that the angle of luminance sensor (3)
Scalable.
7. highway tunnel illumination apparatus for evaluating according to claim 1 is it is characterised in that be provided with for detecting car in housing
The vehicle speed sensor (4) of speed, vehicle speed sensor (4) connects central processing unit (13) by vehicle speed sensor interface.
8. highway tunnel illumination apparatus for evaluating according to claim 1 is it is characterised in that enclosure interior sets by for storing
The storage hard disk (11) of view data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620737896.6U CN205981622U (en) | 2016-07-11 | 2016-07-11 | Highway tunnel evaluation device that throws light on |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620737896.6U CN205981622U (en) | 2016-07-11 | 2016-07-11 | Highway tunnel evaluation device that throws light on |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205981622U true CN205981622U (en) | 2017-02-22 |
Family
ID=58024358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620737896.6U Expired - Fee Related CN205981622U (en) | 2016-07-11 | 2016-07-11 | Highway tunnel evaluation device that throws light on |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205981622U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727366A (en) * | 2017-09-30 | 2018-02-23 | 北京亚欧震达科技发展有限公司 | Detection method, device, system and the storage medium of motor car inspection and repair depositary management corridor illumination |
| CN109084254A (en) * | 2018-08-09 | 2018-12-25 | 中冶(北京)交通科技发展有限公司 | A kind of highway tunnel illumination device |
-
2016
- 2016-07-11 CN CN201620737896.6U patent/CN205981622U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727366A (en) * | 2017-09-30 | 2018-02-23 | 北京亚欧震达科技发展有限公司 | Detection method, device, system and the storage medium of motor car inspection and repair depositary management corridor illumination |
| CN109084254A (en) * | 2018-08-09 | 2018-12-25 | 中冶(北京)交通科技发展有限公司 | A kind of highway tunnel illumination device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20190711 |