CN102590881A - Method and device for vehicle bottom scanning imaging - Google Patents
Method and device for vehicle bottom scanning imaging Download PDFInfo
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- CN102590881A CN102590881A CN2012100301461A CN201210030146A CN102590881A CN 102590881 A CN102590881 A CN 102590881A CN 2012100301461 A CN2012100301461 A CN 2012100301461A CN 201210030146 A CN201210030146 A CN 201210030146A CN 102590881 A CN102590881 A CN 102590881A
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Abstract
The invention relates to a method and a device for vehicle bottom scanning imaging. A vehicle bottom detection system comprises one or two vehicle bottom scanning imaging devices installed in roads and a computer unit arranged at the back end and connected with the vehicle bottom scanning imaging devices, wherein clear vehicle bottom color 2-dimentional (2D) and 3D images can be formed when the computer unit passes through a digital image 3D processing program. Aiming at difficulty and limit in vehicle bottom detection in the existing automobile safety detection, a vehicle chassis scanning system provided with detachable single/two ways and selectively achieving display of 2D images and 3D images is provided, and comprehensiveness and accuracy of automobile detection are improved.
Description
Technical field
The present invention relates to a kind of vehicle method for imaging and equipment, especially to vehicle bottom scan method and apparatus imaging, that clear colored 2D, 3D rendering can be provided.
Background technology
Some important place with during, need carry out comprehensive safety inspection to vehicle, vehicle bottom is exactly important safety check zone.Because vehicle chassis just has nothing in common with each other, the vehicle bottom member is more simultaneously, three-dimensional structure is complicated, causes visible rays relatively poor, and this brings difficulty all for the safety check of vehicle bottom, and whether the bottom that can't effectively check vehicles conceals prohibited items.
Summary of the invention
The present invention is in order to address the above problem, and first purpose provides a kind of vehicle bottom scan method for imaging, and vehicle bottom scan image clearly is provided.
Second purpose of the present invention provides a kind of vehicle bottom scan imaging device, is installed in the way scanning output image signal at the bottom of the car.
The 3rd purpose of the present invention provides a kind of vehicle bottom scan imaging system, and clear display color 2D, 3D rendering can be provided, and judges for the supervisory personnel whether the vehicle bottom carries danger and prohibited items.
First purpose of the present invention realizes that through vehicle bottom scan method for imaging it comprises that sensing device detects information of vehicles on the way, output signal when detecting the vehicle approaching; Field control unit is given lighting unit, image acquisition units signal according to the vehicle approaching signal of sensing, drives the bright lamp of lighting unit, image acquisition units images acquired; Sensing device detects on the way vehicle and sails output signal when far away; Field control unit is sailed signal at stop lighting unit far away, image acquisition units signal according to the vehicle of sensing.
At the bottom of the said car between light and the image acquisition units be with the optics imaging processing and with light at the bottom of the car through light path guiding, make the car in the light path subsequently at the bottom of light pass to image acquisition units.
In addition; Image acquisition units is given computer unit with image signal transmission; Form single channel the 2D coloured image, can also adopt two image acquisition units; Make the two-way picture signal be sent to computer unit, and, the two-way picture signal is formed the 3D frame through computer digital image 3D handling procedure.
Second purpose of the present invention realizes that through vehicle bottom scan imaging device it comprises
Lighting unit is used to shine the vehicle bottom, for image acquisition units provides imaging source; Optical path unit, with the optics imaging processing with car at the bottom of light pass to image acquisition units through light path guiding; Image acquisition units, receiving light path unit light forms picture signal; Field control unit is used for sense vehicle and controls image acquisition units, lighting unit, when sensing the vehicle approaching, gives lighting unit, image acquisition units signal driving work, sails when far away when sensing vehicle, closes lighting unit, image acquisition units.
Said optical path unit is made up of transparent glass, level crossing, optical component, and material object is imaged on the level crossing through transparent glass at the bottom of the car, and level crossing passes through the certain angle catoptric imaging on optical component with light, and light is passed to image acquisition units.In addition, lighting unit, optical path unit, image acquisition units, field control unit can installation and combination in a cabinet.
The 3rd purpose of the present invention is to realize that through vehicle floor detection system it comprises:
Be used for being installed on the vehicle bottom scan imaging device of way, and the computer unit of rear end, this computer unit connects image acquisition units and displays image information.
In addition, said vehicle bottom scan imaging device can install one the tunnel or two-way selectively, becomes single channel or double path system.Single-path system is installed, is imaged as high-resolution 2D coloured image on computers; With two synthetic double path systems of device, its image acquisition units separately is sent to computer unit with picture signal respectively, and said computer unit comprises digital picture 3D processing module, and said module forms the 3D frame through handling the two-way picture signal.
Description of drawings
Fig. 1 is the block scheme of the preferred embodiment of the present invention;
Fig. 2 is the process flow diagram of the preferred embodiment of the present invention;
Fig. 3 is the shell cabinet of the vehicle bottom scan imaging device of the preferred embodiment of the present invention.
Embodiment
To combine accompanying drawing that the present invention is done detailed introduction below:
Shown in the block scheme of Fig. 1 preferred embodiment of the present invention: vehicle bottom scan image-forming detecting system; It comprises the vehicle bottom scan imaging device 1 that is used for being installed on way; And the computer unit 2 that links to each other with vehicle bottom scan imaging device 1 of rear end, this computer unit connects image acquisition units 12 and the displays image information in the imaging device 1.Vehicle bottom scan imaging device 1 has two, and its image acquisition units separately is sent to computer unit with picture signal respectively, and computer unit comprises digital picture 3D processing module, and said module forms the 3D frame through handling the two-way picture signal.
It comprises lighting unit 11 vehicle bottom scan imaging device, is used to shine the vehicle bottom, for image acquisition units provides imaging source; Optical path unit 14; This optical path unit is made up of transparent glass, level crossing, optical component; Material object is imaged on the level crossing through transparent glass at the bottom of the car, and level crossing passes through the certain angle catoptric imaging on optical component with light, and light is passed to image acquisition units; Image acquisition units, receiving light path unit light forms picture signal; Field control unit 13 is used for sense vehicle and controls image acquisition units, lighting unit, when sensing the vehicle approaching, gives lighting unit, image acquisition units signal driving work, sails when far away when sensing vehicle, closes lighting unit, image acquisition units.The above-mentioned vehicle bottom scan imaging device that constitutes by lighting unit 11, optical path unit 14, image acquisition units 12, field control unit 13 can installation and combination in a cabinet like Fig. 3.
Lighting unit is the LED light fixture, is made up of 4 LED lamps and signal control circuit; Through out-of-date, automatically control the lighting of 4 LED lamps through signal control circuit as automobile, after automobile passed through, the LED lamp extinguished automatically.
Image acquisition units is made up of ccd video camera and data transmission link, and the scanning picture of car underbody that ccd video camera collects sends computing machine to through data transmission link and carries out image operation and data processing.
Light path equipment is made up of transparent glass, level crossing, optical component, and material object is imaged on the level crossing through transparent glass at the bottom of the car, and level crossing passes through the certain angle catoptric imaging on optical component with image, is received by ccd video camera through the optical beam path principle.
During use; Vehicle bottom scan imaging device is placed on the underground of safety check gateway place, when vehicle through out-of-date, infrared ray is by receiving detectable signal; Feed back to control main board; Control main board control LED lamp lights, and ccd video camera begins to gather car base map picture simultaneously, and sends image the computing machine of rear end to.
The picture signal of a vehicle bottom scan imaging device output is imaged as high-resolution 2D coloured image on computers; Pass through digital picture 3D routine processes when the picture signal of two vehicle bottom scan imaging device outputs at computing machine, just form high-resolution 3D coloured image.
Like the process flow diagram of Fig. 2 preferred embodiment, vehicle bottom scan method for imaging realizes that it comprises that sensing device detects information of vehicles on the way, output signal when detecting the vehicle approaching; Field control unit is given lighting unit, image acquisition units signal according to the vehicle approaching signal of sensing; Drive the bright lamp of lighting unit, image acquisition units images acquired; And be to guide through light path between light and the image acquisition units at the bottom of the said car with the optics imaging processing and with light at the bottom of the car; Light passes to image acquisition units at the bottom of making the car in the light path subsequently, image acquisition units work output image signal; Image acquisition units is given computer unit with image signal transmission; Form the 2D coloured image of single channel; Perhaps must the two-way picture signal be sent to computer unit in two image acquisition units, and, the two-way picture signal formed the 3D frame through computer digital image 3D handling procedure; Sensing device detects on the way vehicle and sails output signal when far away; Field control unit is sailed signal at stop lighting unit far away, image acquisition units signal according to the vehicle of sensing.
The present invention is directed to now automotive safety detected, to difficulty and the limitation that detects at the bottom of the car, the collection that a kind of detachable single and double line is provided, realizes 2D and 3D picture selectively shows the chassis scanning system.This system can the process of cloth vehicle operating in, carry out car at the bottom of scanning detect, and in scanning process, can be immediately with the car undertone look 2D and the 3D rendering that obtain, and be presented on the computer equipment display that is connected.The procurator can find rapidly whether vehicle to be detected has carried danger and prohibited items, and in time make corresponding processing through the car undertone look 2D and the 3D rendering of imaging, has improved the comprehensive and accuracy that the gas car test is surveyed.
Claims (10)
1. vehicle bottom scan method for imaging is characterized in that may further comprise the steps:
Sensing device detects information of vehicles on the way, output signal when detecting the vehicle approaching;
Field control unit is given lighting unit, image acquisition units signal according to transducing signal, drives the bright lamp of lighting unit, image acquisition units images acquired;
Sensing device detects on the way vehicle and sails output signal when far away;
Field control unit is closed lighting unit, image acquisition units signal according to transducing signal.
2. method according to claim 1 is characterized in that: image acquisition units collection vehicle bottom diagram similarly be with the optics imaging processing with car at the bottom of light through light path guiding, light at the bottom of the car in the light path is passed to image acquisition units.
3. method according to claim 2 is characterized in that: image acquisition units is given computer unit with image signal transmission.
4. method according to claim 3 is characterized in that: said have two image acquisition units, and the two-way picture signal is sent to computer unit, through digital picture 3D handling procedure, the two-way picture signal formed the 3D frame.
5. vehicle bottom scan imaging device, it is characterized in that: it comprises
Lighting unit is used to shine the vehicle bottom, for image acquisition units provides imaging source;
Optical path unit, with the optics imaging processing with car at the bottom of light pass to image acquisition units through light path guiding;
Image acquisition units, receiving light path unit light forms picture signal;
Field control unit is used for sense vehicle and controls image acquisition units, lighting unit, when sensing the vehicle approaching, gives lighting unit, image acquisition units signal driving work, sails when far away when sensing vehicle, closes lighting unit, image acquisition units.
6. imaging device according to claim 5; It is characterized in that: said optical path unit is made up of transparent glass, level crossing, optical component; Material object is imaged on the level crossing through transparent glass at the bottom of the car; Level crossing passes through the certain angle catoptric imaging on optical component with light, and light is passed to image acquisition units.
7. imaging device according to claim 5 is characterized in that: said lighting unit, optical path unit, image acquisition units, field control unit installation and combination are in a cabinet.
8. imaging device according to claim 5 is characterized in that: said image acquisition units is made up of ccd video camera and data transmission link; Said field control unit is made up of Switching Power Supply, control main board, infrared detection circuit.
9. vehicle floor detection system, it is characterized in that: said system comprises the vehicle bottom scan imaging device that is used for being installed on way, and the computer unit of rear end, this computer unit connects image acquisition units and displays image information.
10. detection system according to claim 9; It is characterized in that: said vehicle bottom scan imaging device has two; Its image acquisition units separately is sent to computer unit with picture signal respectively; Said computer unit comprises digital picture 3D processing module, and said module forms the 3D frame through handling the two-way picture signal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100301461A CN102590881A (en) | 2012-02-10 | 2012-02-10 | Method and device for vehicle bottom scanning imaging |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100301461A CN102590881A (en) | 2012-02-10 | 2012-02-10 | Method and device for vehicle bottom scanning imaging |
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| CN2012100301461A Pending CN102590881A (en) | 2012-02-10 | 2012-02-10 | Method and device for vehicle bottom scanning imaging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967769A (en) * | 2015-07-16 | 2015-10-07 | 深圳中安高科电子有限公司 | Vehicle bottom scanning system and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1945292A (en) * | 2006-10-17 | 2007-04-11 | 山东大学 | Automatic scanning system for automobile bottom |
| JP2008059513A (en) * | 2006-09-04 | 2008-03-13 | Hitachi Information & Communication Engineering Ltd | Device and method for monitoring bottom face of vehicle |
| CN101281143B (en) * | 2008-06-04 | 2010-09-29 | 北京华力兴科技发展有限责任公司 | System and method for safe detecting chassis of automobile |
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2012
- 2012-02-10 CN CN2012100301461A patent/CN102590881A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008059513A (en) * | 2006-09-04 | 2008-03-13 | Hitachi Information & Communication Engineering Ltd | Device and method for monitoring bottom face of vehicle |
| CN1945292A (en) * | 2006-10-17 | 2007-04-11 | 山东大学 | Automatic scanning system for automobile bottom |
| CN101281143B (en) * | 2008-06-04 | 2010-09-29 | 北京华力兴科技发展有限责任公司 | System and method for safe detecting chassis of automobile |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967769A (en) * | 2015-07-16 | 2015-10-07 | 深圳中安高科电子有限公司 | Vehicle bottom scanning system and method |
| CN104967769B (en) * | 2015-07-16 | 2019-05-17 | 深圳中安高科电子有限公司 | A kind of vehicle bottom scanning system and method |
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Application publication date: 20120718 |