CN106052588A - Device and method for measuring vehicle exterior dimension - Google Patents
Device and method for measuring vehicle exterior dimension Download PDFInfo
- Publication number
- CN106052588A CN106052588A CN201610595421.2A CN201610595421A CN106052588A CN 106052588 A CN106052588 A CN 106052588A CN 201610595421 A CN201610595421 A CN 201610595421A CN 106052588 A CN106052588 A CN 106052588A
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- Prior art keywords
- light curtain
- width
- vehicle
- receptor
- measuring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/2433—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures for measuring outlines by shadow casting
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a device and a method for measuring vehicle exterior dimension, which relate to the technical field of measuring. The device comprises a distance measuring device, a height measuring light curtain and a width measuring light curtain which are connected with a controller; the distance measuring device is installed in the travel direction of a vehicle to be inspected, and is opposite to the vehicle to be inspected. The height measuring light curtain comprises an emitter and a receiver, both in vertical arrangement; the width measuring light curtain comprises a width measuring light curtain receiver and a width measuring light curtain emitter, wherein the width measuring light curtain receiver is arranged above the measuring channel while the width measuring light curtain emitter arranged below the road surface of the measuring channel. The light curtain formed by the width measuring light curtain receiver and the width measuring light curtain emitter forms an acute angle with the road surface of the measuring channel. The measuring method measures the exterior dimension of a vehicle such as width, length and height through the use of light curtain and the distance measuring device. Compared with the prior art, the device and the method have small measuring error and save time and labor; free of limitations of the traveling speed of a vehicle, the device and the method achieve high accuracy in measuring the exterior dimension of a vehicle.
Description
Technical field
The present invention relates to field of measuring technique, a kind of diastimeter and light curtain measure vehicle overall dimension jointly
Vehicle overall dimension measuring device and method.
Background technology
According to standard GB/T 7258-2012 " motor vehicles safe and technical specification ", GB21861-2014, " motor vehicles is pacified
Full technical checking project and method ", GB 1589-2004 " road vehicle contour dimension, axle load and quality limit value ", in order to from source
Checking on Tou, each public security vehicle management institute, motor vehicle inspection station must be to the new registration vehicle transfinited with motor vehicles
Contour dimension carry out compulsory test；Highway department transfinites in administrative law enforcement at overload control, it is also desirable to transfinite
Various vehicle overall dimensions detect.
At present, manual measurement mode is the most still continued to use in the detection to vehicle overall dimension, uses tape measure, tape measure, angle
The survey tools such as chi measure, and manual measurement exists the problem that measurement error is big and wastes time and energy.
Summary of the invention
An object of the present invention is to provide a kind of vehicle overall dimension measuring device, can solve that measurement error is big and expense
Time laborious problem.
In order to solve the problems referred to above, the technical solution adopted in the present invention is: this vehicle overall dimension measuring device, bag
Including and be provided with diastimeter, elevation carrection light curtain and the width measure light curtain being connected with controller, described diastimeter is arranged on tested car
Current direction on, relative with described tested vehicle, described elevation carrection light curtain includes erectting and is arranged on Measurement channel
Elevation carrection light curtain emitter and elevation carrection light curtain receptor, described width measure light curtain includes width measure light curtain receptor
With width measure light curtain emitter, described width measure light curtain receptor is arranged on the top of described Measurement channel, described width
Measuring light screen emitter is arranged on below the road surface of described Measurement channel；Described width measure light curtain receptor is surveyed with described width
The light curtain that amount light curtain emitter is formed forms acute angle with the road surface of described Measurement channel, and the road surface of described Measurement channel is provided with confession
Described width measure light curtain wears the gap penetrated..
In technique scheme, more specifically technical scheme is it may also is that in the lower section on described Measurement channel road surface in institute
The relevant position stating gap offers groove, and the width of described groove, more than the width in described gap, is provided with in described groove
Angle demodulator, the transmitter unit of described width measure light curtain receptor is avoided described gap and is installed on institute at described trench interiors
State on angle demodulator.
Further: described angle demodulator includes base and is movably connected on described base longitudinal adjusting rod and horizontal stroke
To adjusting rod, one end of described lateral adjustments bar is connected with described longitudinal adjusting rod.
Further: described width measure light curtain emitter is located on the pedestal being connected with described longitudinal adjusting rod.
Further: to be provided with in the lower section on described channel measurement road surface and block the saturating of described width measure light curtain emitter
Infrared PMMA protective plate.
Further: described gap is 70 millimeters ~ 90 millimeters along the width in described current direction.
Further: described diastimeter, described elevation carrection light curtain receptor and described width measure light curtain receptor
Infrared PMMA optical filter it is provided with in light path.
The two of the purpose of the present invention are to provide the measuring method of a kind of vehicle overall dimension light curtain measurement apparatus, solve to measure
The problem that error is big, wastes time and energy and measures complexity.
The measuring method of this vehicle overall dimension, comprises the following steps: A. passes through vehicle Measurement channel at tested vehicle
Time, two time points that the headstock that the elevation carrection light curtain receptor being connected with controller senses arrives and the tailstock leaves, with
The diastimeter that described controller connects gathers, according to said two time point, the distance value that described tested vehicle is corresponding respectively, described
Controller is calculated the length dimension of described tested vehicle, and obtains described tested Vehicle length profile；B. with described control
The width measure light curtain receptor of device connection and described elevation carrection light curtain receptor sense the width interface of described tested vehicle
Size, highly interface dimensions, described controller obtains width profile and the height profile of described tested vehicle, integrating step A
Length profile, obtains the exterior contour of described tested vehicle；C. the length that will obtain, height and width, and it is preset in described control
The standard value of device processed contrasts, it is judged that the size of described tested vehicle is the most qualified.
Owing to have employed technique scheme, the present invention compared with prior art has the advantages that
1, by diastimeter, elevation carrection light curtain receptor, width measure light curtain can realize automatically measuring the gabarit chi of vehicle
Very little, it is achieved automatic measurement, it is to avoid the problem that manual measurement is time saving and energy saving；Measure and do not affected by Vehicle Speed, and
Measurement error reduces, and the error that the present invention measures meets: when medium-heavy truck, special Operation Van, trailer inspection, error meets:
Less than ± 0.8% or ± 20 millimeters.
2, the light curtain that width measure light curtain receptor and width measure light curtain emitter are formed is sharp with Measurement channel road surface
Angle is arranged, and arranges gap and make light curtain pass through, and this gap is set in 70 millimeters ~ 90 millimeters light curtain both can have been made to pass through,
The light curtain that width measure light curtain receptor can be avoided again to send is blocked impact measurement by water or foreign material, so that it is guaranteed that the essence measured
Accuracy；Width measure light curtain emitter can also be cleaned by this gap.
3, angular adjustment seat can carry out angular adjustment to width measure light curtain emitter, controls to measure angle, it is ensured that wide
Degree Measuring light screen receptor receives complete light curtain；Width measure light curtain emitter is arranged on pedestal, by controlling pedestal
Adjust the angle of width measure light curtain emitter, be convenient and easy to control.
4, it is provided with infrared PMMA optical filter in the light path of light curtain, and width measure light curtain emitter is blocked in setting
Saturating infrared PMMA protective plate so that light curtain is passed through, filtering clutter, prevent the light beyond light curtain from disturbing, improve measure essence
Degree；Printing opacity flashing board can avoid dust or rainwater to fall on width measure light curtain emitter simultaneously.
When 5, measuring, only the vehicle measurement apparatus by the present invention can need to be obtained the length of vehicle, width and height
Data, and compare with default standard value, it is judged that the size measured is the most qualified, it is achieved automatically measures and compares so that
Measure simple, convenient and swift.
6, using elevation carrection light curtain receptor as sense tested vehicle as trigger point, conveniently combine width measure light
Curtain and diastimeter measure, and improve the precision measured.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Fig. 3 is the rearview of Fig. 1.
Fig. 4 is the top view of the present invention.
Fig. 5 is the circuit block diagram of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the invention will be further described:
Embodiment 1:
As shown in Figure 1, Figure 2, the embodiment shown in Fig. 3, Fig. 4 and Fig. 5, this vehicle overall dimension measuring device, including being provided with and controlling
Diastimeter 1, elevation carrection light curtain and the width measure light curtain that device 11 processed connects, diastimeter 1 is arranged on the current side of tested vehicle 4
Upwards, relative with the reflector that tested vehicle 4 is provided with, elevation carrection light curtain includes arranging the height being erected on Measurement channel
Measuring light screen emitter and elevation carrection light curtain receptor 2, width measure light curtain includes width measure light curtain receptor 3 and width
Measuring light screen emitter 7-1, width measure light curtain receptor 3 is arranged on the top of Measurement channel, width measure light curtain emitter
7-1 is arranged on below the road surface of Measurement channel；Width measure light curtain receptor 3 is formed with width measure light curtain emitter 7-1
Light curtain forms acute angle a with the road surface of Measurement channel, and the road surface of Measurement channel is provided with wears, for width measure light curtain, the gap 6 penetrated,
In the present embodiment, this gap 6 is 70 millimeters along the width in current direction；It is provided with in the lower section on channel measurement road surface and blocks width
The saturating infrared PMMA protective plate 9 of Measuring light screen emitter 7-1；Below Measurement channel, the relevant position in gap 6 offers ditch
Groove 10, the width of groove 10, more than the width in gap 6, is provided with angle demodulator, width measure light curtain emitter in groove 10
It is internally installed on angle demodulator at groove 10 that 7-1 avoids gap 6；Angle demodulator includes base 8 and is movably connected on
Longitudinal adjusting rod 8-1 on base 8 and lateral adjustments bar 8-2, one end of lateral adjustments bar 8-2 is connected with longitudinal adjusting rod 8-1,
In the present embodiment, longitudinal adjusting rod 8-1 is by bearing pin and base 8；Width measure light curtain emitter 7-1 is located at and longitudinal adjusting rod
On the pedestal 7 that 8-1 connects；Diastimeter 1, the light path of elevation carrection light curtain receptor 2 and width measure light curtain receptor 3 is all provided with
It is equipped with infrared PMMA optical filter；Controller 11 is connected with display screen 12.
The measuring method of a kind of vehicle overall dimension, comprises the following steps: A. passes through vehicle Measurement channel at tested vehicle 4
Time, two time points that headstock arrives and the tailstock leaves that the elevation carrection light curtain receptor 2 of 11 senses it are connected with controller,
The diastimeter 1 connected with this controller 11 gathers, according to two time points, the length that tested vehicle 4 is corresponding respectively, and controller 11 is counted
Calculate the length dimension obtaining tested vehicle 4, and obtain tested vehicle 4 length profile；Shown by display screen 12；
B. width measure light curtain receptor (3) and elevation carrection light curtain receptor (2) that are connected with controller sense tested vehicle 4
Width interface dimensions, highly interface dimensions, controller (11) obtains width profile and the height profile of tested vehicle 4, in conjunction with
The length profile of step A, obtains the exterior contour of tested vehicle 4；Shown by display screen 12；
C. the length that will obtain, height and width, contrast with the standard value being preset in controller (11), it is judged that tested car
The size of 4 is the most qualified；Measurement result and exterior contour are shown by display screen 12.
Embodiment 2:
A kind of vehicle overall dimension measuring device, loading end is provided with cover plate 5, and cover plate 5 is provided with wears, for light curtain, the gap 6 penetrated,
In the present embodiment, this gap 6 is 90 millimeters along the width in current direction；Other features are same as in Example 1.
It it is below the linear measure longimetry data of five Pedicellus et Pericarpium Trapae minibuses of stadia surveying: the maximum error of measurement data display length
For-20 millimeters, range of error is-0.54% ~ 0.28%；The maximum error of width is 10 millimeters, range of error is-0.67% ~
0.67%；The maximum error of height is 0 millimeter, and range of error is-0% ~ 0%.
Claims (8)
1. a vehicle overall dimension measuring device, it is characterised in that: include being provided with the diastimeter being connected with controller (11)
(1), elevation carrection light curtain and width measure light curtain, described diastimeter (1) is arranged on the current direction of tested vehicle, with described
Tested vehicle is relative, and described elevation carrection light curtain includes erectting the elevation carrection light curtain emitter being arranged on Measurement channel and height
Degree Measuring light screen receptor (2), described width measure light curtain includes that width measure light curtain receptor (3) and width measure light curtain are sent out
Emitter (7-1), described width measure light curtain receptor (3) is arranged on the top of described Measurement channel, described width measure light curtain
Emitter (7-1) is arranged on below the road surface of described Measurement channel；Described width measure light curtain receptor (3) is surveyed with described width
The light curtain that amount light curtain emitter (7-1) is formed forms acute angle, on the road surface of described Measurement channel with the road surface of described Measurement channel
It is provided with and wears, for described width measure light curtain, the gap (6) penetrated.
Vehicle overall dimension measuring device the most according to claim 1, it is characterised in that: on described Measurement channel road surface
Lower section offers groove (10) in the relevant position of described gap (6), and the width of described groove (10) is more than described gap (6)
Width, is provided with angle demodulator in described groove (10), the transmitter unit of described width measure light curtain receptor (3) avoids institute
State gap (6) internally installed on described angle demodulator at described groove (10).
Vehicle overall dimension measuring device the most according to claim 2, it is characterised in that: described angle demodulator includes the end
Seat (8) and be movably connected on the upper longitudinal adjusting rod of described base (8) (8-1) and lateral adjustments bar (8-2), described lateral adjustments
One end of bar (8-2) is connected with described longitudinal adjusting rod (8-1).
Vehicle overall dimension measuring device the most according to claim 3, it is characterised in that: described width measure light curtain is launched
Device (7-1) is located on the pedestal (7) being connected with described longitudinal adjusting rod (8-1).
5. according to the vehicle overall dimension measuring device described in claim 1 or 2 or 3 or 4, it is characterised in that: at described passage
The lower section measuring road surface is provided with the saturating infrared PMMA protective plate (9) blocking described width measure light curtain emitter (7-1).
Vehicle overall dimension measuring device the most according to claim 5, it is characterised in that: described gap (6) are along described logical
The width of line direction is 70 millimeters ~ 90 millimeters.
Vehicle overall dimension light curtain measurement apparatus the most according to claim 6, it is characterised in that: described diastimeter (1), institute
State elevation carrection light curtain launch and be respectively provided with in the light path of receptor (2) and the transmitting of described width measure light curtain and receptor (3)
There is infrared PMMA optical filter.
8. the measuring method of a vehicle overall dimension, it is characterised in that measuring method comprises the following steps:
A., when tested vehicle is by vehicle Measurement channel, elevation carrection light curtain receptor (2) sense of (11) it is connected with controller
Two time points that the headstock that should arrive arrives and the tailstock leaves, the diastimeter (1) being connected with described controller (11) is according to described
Two time points gather the distance value that described tested vehicle is corresponding respectively, and described controller (11) is calculated described tested vehicle
Length dimension, and obtain described tested Vehicle length profile；
B. width measure light curtain receptor (3) being connected with described controller and the sensing of described elevation carrection light curtain receptor (2)
The width interface dimensions of described tested vehicle, highly interface dimensions, described controller (11) obtains the width of described tested vehicle
Profile and height profile, the length profile of integrating step A, obtain the exterior contour of described tested vehicle；
C. the length that will obtain, height and width, contrast with the standard value being preset in described controller (11), it is judged that institute
The size stating tested vehicle is the most qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610595421.2A CN106052588A (en) | 2016-07-27 | 2016-07-27 | Device and method for measuring vehicle exterior dimension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610595421.2A CN106052588A (en) | 2016-07-27 | 2016-07-27 | Device and method for measuring vehicle exterior dimension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106052588A true CN106052588A (en) | 2016-10-26 |
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ID=57417146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610595421.2A Pending CN106052588A (en) | 2016-07-27 | 2016-07-27 | Device and method for measuring vehicle exterior dimension |
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| CN (1) | CN106052588A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059778A (en) * | 2018-08-29 | 2018-12-21 | 北京新能源汽车股份有限公司 | Measuring device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6965438B2 (en) * | 2002-07-09 | 2005-11-15 | Lg Industrial Systems Co., Ltd. | Vehicle measuring apparatus and method for toll collection system |
| CN101271627A (en) * | 2008-04-30 | 2008-09-24 | 张洁娟 | Device for automatically detecting length, width and height of overrun vehicle |
| CN202471001U (en) * | 2011-12-31 | 2012-10-03 | 张洁娟 | Vehicle's external and internal size automatic detection system |
| CN203037847U (en) * | 2013-01-10 | 2013-07-03 | 倪忠英 | A length, width, and height automatic detecting device of transport vehicles on a highway |
| CN104330036A (en) * | 2014-10-29 | 2015-02-04 | 张荣楠 | Vehicle external contour automatic detection system |
-
2016
- 2016-07-27 CN CN201610595421.2A patent/CN106052588A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6965438B2 (en) * | 2002-07-09 | 2005-11-15 | Lg Industrial Systems Co., Ltd. | Vehicle measuring apparatus and method for toll collection system |
| CN101271627A (en) * | 2008-04-30 | 2008-09-24 | 张洁娟 | Device for automatically detecting length, width and height of overrun vehicle |
| CN202471001U (en) * | 2011-12-31 | 2012-10-03 | 张洁娟 | Vehicle's external and internal size automatic detection system |
| CN203037847U (en) * | 2013-01-10 | 2013-07-03 | 倪忠英 | A length, width, and height automatic detecting device of transport vehicles on a highway |
| CN104330036A (en) * | 2014-10-29 | 2015-02-04 | 张荣楠 | Vehicle external contour automatic detection system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059778A (en) * | 2018-08-29 | 2018-12-21 | 北京新能源汽车股份有限公司 | Measuring device |
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Application publication date: 20161026 |