CN104406529A - Detection system employing laser ranging to acquire width and height of object - Google Patents
Detection system employing laser ranging to acquire width and height of object Download PDFInfo
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- CN104406529A CN104406529A CN201410692697.3A CN201410692697A CN104406529A CN 104406529 A CN104406529 A CN 104406529A CN 201410692697 A CN201410692697 A CN 201410692697A CN 104406529 A CN104406529 A CN 104406529A
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Abstract
The invention discloses a detection system employing laser ranging to acquire width and height of an object. The detection system comprises a micro-controller module, a laser ranging module and a display unit. The laser ranging module and the display unit are connected with the micro-controller module. The laser ranging module comprises a laser transmitter, a laser receiver, an angle sensor, a first motor and a second motor. The first motor is used for controlling the laser transmitter and the laser receiver to move vertically. The second motor is used for controlling the laser transmitter and the laser receiver to move laterally. The angle sensor is used for calculating effective angles of the laser transmitter during moving laterally. According to the effective angles, generated during vertical and lateral movements of the laser transmitter and the laser receiver, and effective light distance, the width and height of the object are calculated by the micro-controller module and displayed in the display unit.
Description
Technical field
The present invention relates to a kind of infrared laser ranging system, particularly relate to a kind of by the wide high detection system of laser ranging acquisition object, belong to laser ranging field.
Background technology
Forming a concept among the consciousness of usual people, is exactly that precision measurement generally uses vernier caliper and milscale, then adopts three-dimensional during precision measurement; If fruit product is when about one meter or more than one meter, general people use meter ruler or Steel Ruler; These measuring methods otherwise just can only measure miscellaneous goods, however it is inaccurate to measure large product measurement result; The survey instruments such as meter ruler, Steel Ruler, vernier caliper and milscale can only simultaneously a kind of numerical value of one-shot measurement, two groups of data (wide, high) can not be shown simultaneously, precision when measuring in addition depends on the gimmick of people to a great extent, measuring accuracy error is very large, be exactly that automaticity is low in addition, inefficiency.Generally we can see height gauge on highway, and the instrument do not detected.
Along with the fast development of China's economy, expressway construction and transport by road scale are obtained for unprecedented development, and the vehicle overload overloading brought thus is also day by day serious.Overload transport can shorten the serviceable life of highway and bridge on the one hand, can cause the change of body shapes and the decline of vehicle performance on the other hand, forms the hidden trouble of traffic safety.At present, vehicle ultra-wide superelevation administers the important component part as overload remediation work, is mostly also in the artificial stage, surveys wide height primarily of staff's tape measure or bamboo pole, both added the workload of staff, again reduced work efficiency.
Such as application number is the one dynamically wide high detection instrument of unmanned control automatically of " 201320697849.X ", portal frame left mounting bracket, support is connected with computing machine, first port in computing machine one end and data collecting card is connected, the computing machine other end is connected with printer, data collecting card second port is connected with data source, above portal frame, crossbeam is installed, crossbeam is connected with fiber optic emitter, fiber optic emitter inside is provided with LD light source, horizontal spectrum absorbing sheet is connected with ground, horizontal spectrum absorbing sheet installed in front front sensor, sensor after installing on rear side of horizontal spectrum absorbing sheet, spectral absorption sheet in gantry embeds the inner side being installed on portal frame, cross rail top installs sun power sheet, and sun power sheet is connected with solar converter, and solar converter is connected with accumulator, and accumulator provides power supply for the dynamic wide high detection instrument of unmanned automatic control.This utility model needs further to be improved in measuring accuracy and metering system.
And for example application number is the wide high detection instrument of a kind of automobile of " 201320697489.3 ", portal frame left mounting bracket, support is connected with computing machine, computing machine one end is connected with data collecting card, the computing machine other end is connected with printer, above portal frame, crossbeam is installed, crossbeam is connected with fiber optic emitter, fiber optic emitter inside is provided with LD light source, horizontal spectrum absorbing sheet is connected with ground, horizontal spectrum absorbing sheet installed in front front sensor, sensor after installing on rear side of horizontal spectrum absorbing sheet, spectral absorption sheet in gantry embeds the inner side being installed on portal frame; This utility model structure is simple, and can realize accurately without the need to manually, automatically measure width and the height of automobile, and automatically open through out-of-date detector at automobile, when automobile leaves, this detector is closed automatically, economize energy; The wide high detection instrument of this automobile is provided with printer, the data through vehicle can be carried out statistics and form written information and print, also can print the information of single vehicle, but cost higher and measuring accuracy and mode need to be further improved.
Summary of the invention
Technical matters to be solved by this invention provides for the deficiency of background technology a kind ofly to obtain the wide high detection system of object by laser ranging, its structure is simple, cost is lower and measuring accuracy is high, can be accurately calculated the wide height of object by infrared laser.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
The wide high detection system of object is obtained, the laser ranging module, the display unit that comprise micro controller module and be connected with micro controller module by laser ranging; Described laser ranging module comprises generating laser, laser pickoff, angular transducer, the first motor, the second motor, described first motor is for controlling generating laser and laser pickoff moves up and down, described second motor is for controlling generating laser and laser pickoff swings, and described angular transducer is for effectively taking measurement of an angle relative to the maximum of testee of obtaining that generating laser and laser pickoff swing and produce; Micro controller module moves up and down according to generating laser and laser pickoff and obtains the height of object under test, and micro controller module effectively takes measurement of an angle according to maximum, utilizes triangle theorem to obtain the width of object under test, is shown simultaneously by display unit.
As a kind of further preferred version being obtained the wide high detection system of object by laser ranging of the present invention, the model of described micro controller module is AVR series monolithic.
As a kind of further preferred version being obtained the wide high detection system of object by laser ranging of the present invention, described display unit is LCD display.
As a kind of further preferred version being obtained the wide high detection system of object by laser ranging of the present invention, this system adopts chargeable storage to power.
As a kind of further preferred version being obtained the wide high detection system of object by laser ranging of the present invention, the model of described angular transducer is WDS36.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
1, structure of the present invention is simple, cost is lower and measuring accuracy is measured high than manpower;
2, the present invention can measure the wide and high of object automatically, saves manpower;
3, the present invention can according to generating laser and laser pickoff move up and down and swing the effective angle that produces and effectively electrical distance calculate width and the height of object under test.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail:
As shown in Figure 1, a kind of by the wide high detection system of laser ranging acquisition object, the laser ranging module, the display unit that comprise micro controller module and be connected with micro controller module; Described laser ranging module comprises generating laser, laser pickoff, angular transducer, the first motor, the second motor, described first motor is for controlling generating laser and laser pickoff moves up and down, described second motor is for controlling generating laser and laser pickoff swings, and described angular transducer is for effectively taking measurement of an angle relative to the maximum of testee of obtaining that generating laser and laser pickoff swing and produce; Concrete: to obtain laser ranging module and effectively take measurement of an angle relative to the maximum of vehicle in the process of swinging, obtain the distance value of initial effective measurement that laser range sensor obtains when once swinging measurement and at the end of effective measuring distance value, object under test width is drawn according to triangle theorem, micro controller module moves up and down according to generating laser and laser pickoff and obtains the height of object under test, micro controller module effectively takes measurement of an angle according to maximum, utilize triangle theorem to obtain the width of object under test, shown by display unit simultaneously.
Wherein, the model of described micro controller module is AVR series monolithic, and described display unit is LCD display, and this system adopts chargeable storage to power, and the model of described angular transducer is WDS36.
Laser, with advantages such as its high brightness, high directivity, high monochromaticities, is widely used in various fields of measurement.The modes such as infrared distance measurement is compared in laser ranging, ultrasonic ranging, have speed fast, real-time, obtain data precision high.Laser ranging technique is at automobile collision preventing, and building or vacant lot safety custody, the fields such as track traffic obtain applies widely.Fast in order to meet object wide high detection systematic survey speed, the requirement that measuring accuracy is high, also considers that system even can be worked at night at the environment that visibility is poor, the LMS type double-pulse laser distance measuring sensor that system selects German SICK company to produce.
LMS laser sensor is contactless high precision, the high-res external sensor of a kind of outdoor type, its principle of work is based on the measurement to the laser beam flight time, it sends laser pulse according to the time interval defined, and obtains the distance between testee by the timer time interval calculated between transponder pulse and received pulse.The motor of pulse laser beam through distance measuring sensor inside carries out up and down and the wide and height of side-to-side movement team object carries out scanning survey.
AVR single chip has prefetched instruction function, namely when an execution instruction, in advance next instruction is got into, and call instruction can be performed within a clock period; Multiple accumulator type, data processing speed is fast; AVR single chip has 32 general purpose working registers, and being equivalent to has 32 viaducts, can fast passing; Response time is fast.AVR single chip has multiple fixing interrupt vector entry address, can respond interruption fast; AVR single chip power consumption is low.For typical power consumption situation, be 100nA when WDT closes, be more suitable for battery powered application apparatus; Minimum 1.8 V of some devices get final product work; AVR single chip security performance is good.
Those skilled in the art of the present technique are understandable that, unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) have the meaning identical with the general understanding of the those of ordinary skill in field belonging to the present invention.Should also be understood that those terms defined in such as general dictionary should be understood to have the meaning consistent with the meaning in the context of prior art, unless and define as here, can not explain by idealized or too formal implication.
The present invention relates to a kind of by the wide high detection system of laser ranging acquisition object, the laser ranging module, display unit and the timing unit that comprise micro controller module and be connected with micro controller module; Described laser ranging module comprises generating laser, laser pickoff, angular transducer, the first motor, the second motor, described first motor is for controlling generating laser and laser pickoff moves up and down, described second motor is for controlling generating laser and laser pickoff side-to-side movement, and described angular transducer is for calculating the effective angle of generating laser side-to-side movement; Micro controller module according to generating laser and laser pickoff move up and down and swing the effective angle that produces and effectively electrical distance calculate width and the height of object under test, specific as follows:
Moved up and down by Electric Machine Control laser ranging module, during by moving up and down, second Electric Machine Control laser ranging module swings, the light received according to real time emission is by the timing unit real time record time and then calculate effective light distance, according to the distance of angular transducer record both sides effective edge, and then go out object width by angle calculation, by constantly carrying out molded breadth, analyze breadth extreme, the width of breadth extreme as object of object is calculated, according to the height that directly can calculate object that moves up and down using breadth extreme.Shown by display unit simultaneously.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.By reference to the accompanying drawings embodiments of the present invention are explained in detail above, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, makes a variety of changes under can also or else departing from the prerequisite of present inventive concept.
Claims (5)
1. obtain the wide high detection system of object by laser ranging, it is characterized in that: the laser ranging module, the display unit that comprise micro controller module and be connected with micro controller module; Described laser ranging module comprises generating laser, laser pickoff, angular transducer, the first motor, the second motor, described first motor is for controlling generating laser and laser pickoff moves up and down, described second motor is for controlling generating laser and laser pickoff swings, and described angular transducer is for effectively taking measurement of an angle relative to the maximum of testee of obtaining that generating laser and laser pickoff swing and produce; Micro controller module moves up and down according to generating laser and laser pickoff and obtains the height of object under test, and micro controller module effectively takes measurement of an angle according to maximum, utilizes triangle theorem to obtain the width of object under test, is shown simultaneously by display unit.
2. according to claim 1 a kind of by the wide high detection system of laser ranging acquisition object, it is characterized in that: the model of described micro controller module is AVR series monolithic.
3. according to claim 1 a kind of by the wide high detection system of laser ranging acquisition object, it is characterized in that: described display unit is LCD display.
4. according to claim 1 a kind of by the wide high detection system of laser ranging acquisition object, it is characterized in that: this system adopts chargeable storage to power.
5. according to claim 1 a kind of by the wide high detection system of laser ranging acquisition object, it is characterized in that: the model of described angular transducer is WDS36.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410692697.3A CN104406529A (en) | 2014-11-25 | 2014-11-25 | Detection system employing laser ranging to acquire width and height of object |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410692697.3A CN104406529A (en) | 2014-11-25 | 2014-11-25 | Detection system employing laser ranging to acquire width and height of object |
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| CN104406529A true CN104406529A (en) | 2015-03-11 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504904A (en) * | 2017-09-13 | 2017-12-22 | 浙江工贸职业技术学院 | A kind of height-gauge |
| CN107945327A (en) * | 2017-11-20 | 2018-04-20 | 成都市康睿运动科技有限公司 | A kind of unattended gymnasium access control system |
| CN107966105A (en) * | 2017-11-28 | 2018-04-27 | 广东瑞安杰智能科技有限公司 | A kind of vehicle ultra-wide superelevation intelligently administers management system |
| CN108151664A (en) * | 2018-01-31 | 2018-06-12 | 北京汽车研究总院有限公司 | A kind of clearance measurement equipment |
| CN108548494A (en) * | 2018-03-27 | 2018-09-18 | 深圳市朗恒电子有限公司 | A kind of distance measuring method and equipment |
| CN108844472A (en) * | 2018-06-07 | 2018-11-20 | 中国科学院合肥物质科学研究院 | A kind of compartment measurement and positioning device and control method |
| CN108895968A (en) * | 2018-05-15 | 2018-11-27 | 天津杰泰高科传感技术有限公司 | vehicle measuring device and method |
| CN110553589A (en) * | 2019-10-22 | 2019-12-10 | 蓝思智能机器人(长沙)有限公司 | Dimension measuring device, dimension measuring method and dimension measuring system |
| CN110763680A (en) * | 2019-11-07 | 2020-02-07 | 郑州铁路职业技术学院 | Medical 3D printing model measurement and analysis system |
| WO2020147090A1 (en) * | 2019-01-17 | 2020-07-23 | 深圳市大疆创新科技有限公司 | Distance measuring device and mobile platform |
| CN117419787A (en) * | 2023-12-18 | 2024-01-19 | 华海智汇技术有限公司 | Water level and width measuring method and system based on laser ranging |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003065721A (en) * | 2001-08-29 | 2003-03-05 | Toshiba Elevator Co Ltd | Device for measuring dimension of elevator |
| CN101685005A (en) * | 2008-09-23 | 2010-03-31 | 廊坊市威达科技发展有限公司 | Machine for measuring outline dimension of vehicle |
| CN103234517A (en) * | 2013-05-03 | 2013-08-07 | 王建岳 | Measuring method and measuring tool of spatial distance |
| CN203288083U (en) * | 2013-03-19 | 2013-11-13 | 北京万集科技股份有限公司 | Laser 3D vehicle scanning device |
| CN203454975U (en) * | 2013-09-12 | 2014-02-26 | 东北林业大学 | Dynamic measurement system for width and height of vehicle |
| CN203657750U (en) * | 2013-11-07 | 2014-06-18 | 天津市华衡伟业称重系统有限公司 | Dynamic unmanned automatically-controlled width-height detector |
| CN203657749U (en) * | 2013-11-07 | 2014-06-18 | 天津市华衡伟业称重系统有限公司 | Automobile width and height detector |
| CN104132618A (en) * | 2014-08-08 | 2014-11-05 | 张荣楠 | High-speed automatic vehicle length, width and height detection device |
-
2014
- 2014-11-25 CN CN201410692697.3A patent/CN104406529A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003065721A (en) * | 2001-08-29 | 2003-03-05 | Toshiba Elevator Co Ltd | Device for measuring dimension of elevator |
| CN101685005A (en) * | 2008-09-23 | 2010-03-31 | 廊坊市威达科技发展有限公司 | Machine for measuring outline dimension of vehicle |
| CN203288083U (en) * | 2013-03-19 | 2013-11-13 | 北京万集科技股份有限公司 | Laser 3D vehicle scanning device |
| CN103234517A (en) * | 2013-05-03 | 2013-08-07 | 王建岳 | Measuring method and measuring tool of spatial distance |
| CN203454975U (en) * | 2013-09-12 | 2014-02-26 | 东北林业大学 | Dynamic measurement system for width and height of vehicle |
| CN203657750U (en) * | 2013-11-07 | 2014-06-18 | 天津市华衡伟业称重系统有限公司 | Dynamic unmanned automatically-controlled width-height detector |
| CN203657749U (en) * | 2013-11-07 | 2014-06-18 | 天津市华衡伟业称重系统有限公司 | Automobile width and height detector |
| CN104132618A (en) * | 2014-08-08 | 2014-11-05 | 张荣楠 | High-speed automatic vehicle length, width and height detection device |
Non-Patent Citations (1)
| Title |
|---|
| 禹琳琳: "《基于激光测距技术的车辆宽高检测系统的设计》", 《电子设计工程》 * |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504904B (en) * | 2017-09-13 | 2020-07-17 | 浙江工贸职业技术学院 | Height measuring instrument |
| CN107504904A (en) * | 2017-09-13 | 2017-12-22 | 浙江工贸职业技术学院 | A kind of height-gauge |
| CN107945327A (en) * | 2017-11-20 | 2018-04-20 | 成都市康睿运动科技有限公司 | A kind of unattended gymnasium access control system |
| CN107966105A (en) * | 2017-11-28 | 2018-04-27 | 广东瑞安杰智能科技有限公司 | A kind of vehicle ultra-wide superelevation intelligently administers management system |
| CN108151664A (en) * | 2018-01-31 | 2018-06-12 | 北京汽车研究总院有限公司 | A kind of clearance measurement equipment |
| CN108151664B (en) * | 2018-01-31 | 2024-03-22 | 北京汽车集团越野车有限公司 | Gap measuring equipment |
| CN108548494A (en) * | 2018-03-27 | 2018-09-18 | 深圳市朗恒电子有限公司 | A kind of distance measuring method and equipment |
| CN108895968A (en) * | 2018-05-15 | 2018-11-27 | 天津杰泰高科传感技术有限公司 | vehicle measuring device and method |
| CN108895968B (en) * | 2018-05-15 | 2020-08-25 | 天津杰泰高科传感技术有限公司 | Vehicle measuring device and method |
| CN108844472A (en) * | 2018-06-07 | 2018-11-20 | 中国科学院合肥物质科学研究院 | A kind of compartment measurement and positioning device and control method |
| CN108844472B (en) * | 2018-06-07 | 2021-05-25 | 中国科学院合肥物质科学研究院 | Carriage measuring and positioning device and control method |
| WO2020147090A1 (en) * | 2019-01-17 | 2020-07-23 | 深圳市大疆创新科技有限公司 | Distance measuring device and mobile platform |
| CN110553589A (en) * | 2019-10-22 | 2019-12-10 | 蓝思智能机器人(长沙)有限公司 | Dimension measuring device, dimension measuring method and dimension measuring system |
| CN110763680A (en) * | 2019-11-07 | 2020-02-07 | 郑州铁路职业技术学院 | Medical 3D printing model measurement and analysis system |
| CN117419787A (en) * | 2023-12-18 | 2024-01-19 | 华海智汇技术有限公司 | Water level and width measuring method and system based on laser ranging |
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Application publication date: 20150311 |