CN2294453Y - Automatically measuring and drawing the volume of coal bulk on ground - Google Patents
Automatically measuring and drawing the volume of coal bulk on ground Download PDFInfo
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- CN2294453Y CN2294453Y CN 97235568 CN97235568U CN2294453Y CN 2294453 Y CN2294453 Y CN 2294453Y CN 97235568 CN97235568 CN 97235568 CN 97235568 U CN97235568 U CN 97235568U CN 2294453 Y CN2294453 Y CN 2294453Y
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Abstract
The utility model discloses an automatic coal bulk volume measuring and drawing device for coal yards, which is characterized in that a car frame of a door type material piling and taking machine is provided with two laser range finders. One of the laser range finders is driven by an angle scanning rotary platform fixed to the center of a transverse beam of the car to proceed angle scanning and finish the measurement of the surface height and the abscissa of coal bulk, which is free from the limitation of the mechanical movement of the car and the influence of ambient condition. The other range finder corresponds to an off-site target drone and can show the distance of the measured point in the X direction in real time to realize the spatial localization of the fixed reference point quickly. The utility model has the advantages of high precision for volume measurement, high speed and simple structure and can completely satisfy the need of power-generating plants on production and management.
Description
The utility model belongs to G physical technique instrument G01 by the IPC International Patent Classification and measures the metrology and measurement technology type, relates generally to a kind of coal yard coal piling volume automatic gauge plotting board.
In the prior art technology relevant with the utility model as: the Chinese patent 90108344.5 of authorizing in August, 1993, name are called " the coal yard reserves computation mapping system " that " self-operated measuring unit of big coal pile volume " and " China Power " the 4th phase in 1996 deliver, and their purpose all is in order to solve the measurement problem of generating plant coal yard accumulation coal volume.The former utilizes on the coal yard dolly of existing gantry stacker reclaimer and top loading to do bidimensional mechanical scanning campaign, and the Photodetection system that utilizes the laser instrument that is contained on the dolly and linear array CCD camera to form carries out the pointwise optical ranging to dump each point surface elevation.Be about to be imaged on the different pixels of line array CCD, determine dump surface each point height, carry out integral and calculating again, try to achieve coal pile volume according to the diverse location of picture point on CCD in the laser spots that differing heights coal surface forms.The problem that this know-why exists is: the Photodetection system that (1) is made up of laser instrument and linear array CCD camera is when carrying out optical ranging to the dump surface elevation, its distance accuracy is relevant with the mutual alignment between laser instrument and the linear array CCD camera, relevant with the focal length of linear array CCD camera camera lens, simultaneously also with video camera and coal be between the surface apart from high relevant, therefore it is difficult to realize the accurate measurement of distance, (2) utilize the flat scanning of the mechanical motion realization Photodetection system of gantry stacker reclaimer and dolly to move, the flat scanning movement velocity is difficult to improve, and operating difficulties, it will influence the measuring accuracy of coal volume on the whole." coal yard reserves automatic gauge mapping system " then mainly is made up of impulse ultrasound distance measuring sensor, data collecting instrument and microcomputer three parts, its principle is that the dump of coal yard is divided into the less paxilla of several floorages, measure the average height of each paxilla with ultrasonic range finder sensor, obtain each paxilla volume again addition just obtain the volume of full coal yard coal piling.This technology also has following deficiency: at first, the serviceability that the range finding time of sonac and distance accuracy are limiting system, we know that the aerial velocity of propagation of ultrasound wave is about 340m/s, if once typical measuring distance is 17m, each residence time of measuring of distance measuring sensor was at least 0.1 second, and accurate measurement will guarantee very difficulty of measure dot number to large tracts of land for this; In addition, because ultrasound wave velocity of propagation in air is relevant with the density of air dielectric, and the variable density of air dielectric is difficult to accurately measure under the coal yard condition of complexity, so the measuring accuracy of coal surface distance will be affected; Second plane positioning difficulty that deficiency is this technology, this is that the complicated operation difficulty also influences overall measurement accuracy because it has utilized the mechanical motion of gantry stacker reclaimer and dolly to cause too.
The purpose of this utility model is to provide a kind of can improve coal surface distance measuring accuracy and coal surface measurement point plane positioning precision and precision height, fireballing coal yard coal piling volume automatic gauge plotting board.
The purpose of this utility model is achieved through the following technical solutions, coal yard coal piling volume automatic gauge plotting board, it is by the gantry stacker reclaimer, rail, laser range finder and computing machine constitute, on the driving frame that it is characterized in that adopting two phase type laser range finders to be installed in the gantry stacker reclaimer respectively, wherein a laser range finder is connected with the angle scanning rotatable platform that is fixed in driving frame crossbeam middle part, the vehicle frame of being expert at is provided with a target corresponding with another laser range finder outside the venue along rail direction of motion, the distance signal of this laser range finder output is imported computing machine by computer by serial, and the distance signal that the angle signal of angle scanning rotatable platform output and the laser range finder that joins are with it exported is respectively by a parallel interface plate input computing machine.The utility model is selected a certain point of fixity near the driving frame crossbeam center of coal yard gantry stacker reclaimer be basic point, adopt a laser range finder and corresponding with it target outside the venue to measure the distance of basic point directions X, another laser range finder that is positioned at the basic point place scans about under the drive of angle scanning rotatable platform, measure this basic point arrives the coal surface under space angle distance, just can calculate measured with respect to the 3 d space coordinate of measuring basic point by this distance and angle numerical value, variation along with angle scanning platform scanner angle and gantry stacker reclaimer driving frame lengthwise position, just can obtain the dump surface three dimension coordinate figure of certain limit, select the rational measurement basic point position and the variation range that takes measurement of an angle just can obtain the surface three dimension coordinate figure of whole dump, utilize these numerical value, calculate by mathematics interpolation and numerical integration again and can obtain coal pile volume, in above-mentioned measuring process, by computing machine send measure enabled instruction after, the laser range finder and the angle scanning rotatable platform that are positioned at the basic point place are to work alone separately, measurement data is directly fallen on two parallel interfaces that are passed to computing machine, when measuring beginning, the angle scanning rotatable platform is positioned at 0 degree position, computing machine is at first gathered the directions X distance signal of the relative target of laser range finder by serial line interface, the angle scanning rotatable platform drives another laser range finder and carries out the multiple scanning motion from 0 degree to both sides, this moment, this laser range finder just carried out the range observation of basic point to the coal surface with the speed of determining, the angle position signal of angle scanning rotatable platform output stage scanning at any time, computing machine order is respectively gathered the distance signal of stadimeter and the angle signal of angle platform by parallel interface, thereby draw the D coordinates value of coal surface each point in real time, calculate coal pile volume at last.
The utility model compared with prior art, its significant good effect is: (1) is because its work frequency height of laser range finder that adopts, and the scanning range finding is to drive by the angle scanning rotatable platform on the gantry stacker reclaimer driving frame, flexible, the mechanical motion limitations affect of not driven a vehicle, so the sample number that the dump surface elevation is measured increases greatly, in an omnidistance motion of gantry stacker reclaimer (about 45 minutes), just can realize the flat scanning density of 20cm * 20cm on the ground at 200m * 50m coal stack-up-yard, 250,000 sample numbers are arranged approximately, and this existing measuring technique can't be accomplished; (2) adopt laser range finder, because the velocity of propagation of light is high and transmission speed is almost irrelevant with external condition, therefore can realize the quick range observation in the motion of gantry stacker reclaimer and scanning platform, simultaneously also owing to adopt the space orientation of laser range finder, angle scanning platform and the permanent datum of target realization outside the venue, make the spatial position measuring of measured point realize centimetre numbers of poles, precision obviously improves; (3) simple in structure, need not that existing gantry stacker is got the material motion and change.
Concrete structure of the present utility model is provided by the following drawings and embodiment.
Fig. 1 is the general structure synoptic diagram according to coal yard coal piling volume automatic gauge plotting board described in the utility model,
Fig. 2 is the structure connection diagram of angle scanning rotatable platform 3 and laser range finder 2.
Fig. 3 is a principle of work synoptic diagram of the present utility model,
With reference to the accompanying drawings concrete structure of the present utility model is described in further detail below.
Referring to Fig. 1, coal yard coal piling volume automatic gauge plotting board is by stadimeter 1 and stadimeter 2, angle scanning rotatable platform 3, gantry stacker reclaimer driving frame 4, rail 5, target 6, computing machine 7 is formed, stadimeter 1 is that distance accuracy is at 1 centimetre, the phase type range finder using laser of range frequency about 1 time/second, this example is selected the DISTO of Switzerland Leica company for use, its range measurement accuracy is 3 millimeters, range frequency is about 0.5 time/second, the range finder using laser 2 general distance accuracies that adopt are at 10 centimetres, the phase type range finder using laser of range frequency about 300 times/second, the phase type range finder using laser that this example selects for use Institutes Of Technology Of Nanjing to develop voluntarily, its range measurement accuracy is 5 centimetres, and range frequency is about 300 times/second; Referring to Fig. 2, angle scanning rotatable platform 3 is by motor (3-1), pinion wheel (3-2), gear wheel (3-3), angular transducer (3-4) is formed, pinion wheel (3-2) is installed on motor (3-1) axle, and mesh with gear wheel (3-3), the central shaft two ends of gear wheel (3-3) are connection angle sensor (3-4) and laser range finder 2 respectively, angle scanning scope 120 degree of angle scanning rotatable platform 3, measurement of angle angle 0.02 degree, sweep velocity about 100 degree/seconds, angle scanning rotatable platform 3 is fixed on gantry stacker reclaimer driving frame 4 crossbeam central authorities, 1 of laser range finder is installed in the bottom of driving frame 4, outside corresponding with it coal yard, target 6 is set, be used for determining the directions X distance, when driving frame 4 moves with the conventional operation speed of about 8.3 cels, laser range finder is measured the directions X distance of a gantry stacker reclaimer driving frame 41 per 2 seconds, angle scanning rotatable platform 3 drives laser range finder 2 per 2 seconds scanning coal yard width (Y direction), laser range finder 2 can obtain 500 range observation numerical value at least at the coal yard width, these are measured numerical value (about 1,200,000) and are gathered and be stored on the hard disc of computer by computing machine 7, use for whole coal volume calculation, principle of work of the present utility model is seen Fig. 3, computing machine selects online 586/100 for use, in computing machine 7, increase a parallel interface plate, utility appliance such as configurable printer also, as long (directions X) 200 meters of coal yard, wide (Y direction) 50 meters, span is 50 meters between the rail 5, driving frame 4 crossbeam height are 16 meters, about 10 meters of tested coal extreme higher position, then all Measuring Time can be finished in 1 hour, and the cubing precision can satisfy generating plant production management needs fully.
Claims (2)
1, a kind of coal yard coal piling volume automatic gauge plotting board, it is to be made of gantry stacker reclaimer, rail, laser range finder and computing machine, it is characterized in that adopting two phase type laser range finders [1,2], be installed in respectively on the driving frame [4] of gantry stacker reclaimer, wherein laser range finder [2] is connected with the angle scanning rotatable platform [3] that is fixed in driving frame [4] crossbeam middle part; The vehicle frame [4] of being expert at connects the serial ports of computing machine [7] along the be provided with target [6] corresponding with laser range finder [1], the output of laser range finder [1] of rail [5] direction of motion outside the venue, and the output of laser range finder [2] and angle scanning rotatable platform [3] is connected with computing machine [7] by a parallel interface plate respectively.
2, coal yard coal piling volume automatic gauge plotting board according to claim 1, it is characterized in that angle scanning rotatable platform [3] by motor [3-1], pinion wheel [3-2], gear wheel (3-3], angular transducer [3-4] forms, pinion wheel [3-2] is installed on motor [3-1] axle, and with gear wheel [3-3] engagement, the central shaft two ends of gear wheel [3-3] are connection angle sensor [3-4] and laser range finder [2] respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97235568 CN2294453Y (en) | 1997-03-28 | 1997-03-28 | Automatically measuring and drawing the volume of coal bulk on ground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97235568 CN2294453Y (en) | 1997-03-28 | 1997-03-28 | Automatically measuring and drawing the volume of coal bulk on ground |
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| Publication Number | Publication Date |
|---|---|
| CN2294453Y true CN2294453Y (en) | 1998-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97235568 Expired - Fee Related CN2294453Y (en) | 1997-03-28 | 1997-03-28 | Automatically measuring and drawing the volume of coal bulk on ground |
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| CN (1) | CN2294453Y (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858730A (en) * | 2010-05-14 | 2010-10-13 | 长沙友欣仪器制造有限公司 | Automatic coal pile volume measurement method and special device |
| CN101718523B (en) * | 2009-11-10 | 2011-08-17 | 天津理工大学 | System and method for measuring volume of material pile based on GPU |
| CN102620691A (en) * | 2012-04-05 | 2012-08-01 | 中国地震局地质研究所 | Measurement system for fault surface morphology of earthquake fault zone rock |
| CN102874576A (en) * | 2012-09-21 | 2013-01-16 | 北京华夏力鸿商品检验有限公司 | Powder material transport monitoring system and method |
| CN102967260A (en) * | 2012-11-01 | 2013-03-13 | 北京华夏力鸿商品检验有限公司 | Method and system for measuring volume and density of powder material stack |
| CN103913116A (en) * | 2014-03-10 | 2014-07-09 | 上海大学 | Large-scale piled material volume two-side parallel measuring device and method |
| CN104251664A (en) * | 2014-09-25 | 2014-12-31 | 国家电网公司 | Wireless network symmetrical laser ranging-based automatic coal checking method for power plant |
| CN104279955A (en) * | 2014-09-26 | 2015-01-14 | 华北电力大学（保定） | Thermal power plant coal inventory measuring and calculating method based on four-axis aircraft |
| CN105865336A (en) * | 2016-04-25 | 2016-08-17 | 湖州以创精工机械有限公司 | Station adjusting and measuring device for ring rolling machining |
| CN105865337A (en) * | 2016-04-25 | 2016-08-17 | 湖州以创精工机械有限公司 | Auxiliary position measuring machine of ring rolling mill |
| CN106931880A (en) * | 2017-02-21 | 2017-07-07 | 济南浪潮高新科技投资发展有限公司 | The measuring method and device of a kind of grain volume |
| CN107560550A (en) * | 2017-09-08 | 2018-01-09 | 广东工业大学 | A kind of acquisition methods and system of body surface parameter |
| CN108398101A (en) * | 2017-02-08 | 2018-08-14 | 邹如飞 | A kind of measurement method and system of workpiece topography |
| CN108489399A (en) * | 2018-05-24 | 2018-09-04 | 广州吉欧光学科技有限公司 | It is a kind of to realize three-dimensional laser volume measurement device in the way of Worm Wheel System |
| CN109029259A (en) * | 2018-07-27 | 2018-12-18 | 宁波度维信息科技有限公司 | A kind of fixed disk coal method and system of closing coal yard |
| CN113968095A (en) * | 2021-10-22 | 2022-01-25 | 胡玉涛 | Surveying and mapping device for three-dimensional structure |
| CN114396843A (en) * | 2021-12-01 | 2022-04-26 | 北方魏家峁煤电有限责任公司 | Ore volume detection device of dump truck for strip mine |
| CN115512345A (en) * | 2022-09-21 | 2022-12-23 | 浙江安吉天子湖热电有限公司 | Traveling crane fixed coal inventory system and coal inventory method |
-
1997
- 1997-03-28 CN CN 97235568 patent/CN2294453Y/en not_active Expired - Fee Related
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|---|---|---|---|---|
| CN101718523B (en) * | 2009-11-10 | 2011-08-17 | 天津理工大学 | System and method for measuring volume of material pile based on GPU |
| CN101858730A (en) * | 2010-05-14 | 2010-10-13 | 长沙友欣仪器制造有限公司 | Automatic coal pile volume measurement method and special device |
| CN102620691A (en) * | 2012-04-05 | 2012-08-01 | 中国地震局地质研究所 | Measurement system for fault surface morphology of earthquake fault zone rock |
| CN102620691B (en) * | 2012-04-05 | 2015-04-08 | 中国地震局地质研究所 | Measurement system for fault surface morphology of earthquake fault zone rock |
| CN102874576B (en) * | 2012-09-21 | 2015-05-27 | 北京华夏力鸿商品检验有限公司 | Powder material transport monitoring system and method |
| CN102874576A (en) * | 2012-09-21 | 2013-01-16 | 北京华夏力鸿商品检验有限公司 | Powder material transport monitoring system and method |
| CN102967260A (en) * | 2012-11-01 | 2013-03-13 | 北京华夏力鸿商品检验有限公司 | Method and system for measuring volume and density of powder material stack |
| CN103913116A (en) * | 2014-03-10 | 2014-07-09 | 上海大学 | Large-scale piled material volume two-side parallel measuring device and method |
| CN103913116B (en) * | 2014-03-10 | 2017-06-06 | 上海大学 | Large-scale stacking material volume both sides parallel measuring device and method |
| CN104251664B (en) * | 2014-09-25 | 2016-09-21 | 国家电网公司 | Power plant based on wireless network symmetry laser ranging inventory coal system and method |
| CN104251664A (en) * | 2014-09-25 | 2014-12-31 | 国家电网公司 | Wireless network symmetrical laser ranging-based automatic coal checking method for power plant |
| CN104279955A (en) * | 2014-09-26 | 2015-01-14 | 华北电力大学（保定） | Thermal power plant coal inventory measuring and calculating method based on four-axis aircraft |
| CN104279955B (en) * | 2014-09-26 | 2017-02-15 | 华北电力大学（保定） | Thermal power plant coal inventory measuring and calculating method based on four-axis aircraft |
| CN105865337A (en) * | 2016-04-25 | 2016-08-17 | 湖州以创精工机械有限公司 | Auxiliary position measuring machine of ring rolling mill |
| CN105865336A (en) * | 2016-04-25 | 2016-08-17 | 湖州以创精工机械有限公司 | Station adjusting and measuring device for ring rolling machining |
| CN108398101A (en) * | 2017-02-08 | 2018-08-14 | 邹如飞 | A kind of measurement method and system of workpiece topography |
| CN106931880B (en) * | 2017-02-21 | 2019-08-16 | 浪潮通用软件有限公司 | A kind of measurement method and device of grain volume |
| CN106931880A (en) * | 2017-02-21 | 2017-07-07 | 济南浪潮高新科技投资发展有限公司 | The measuring method and device of a kind of grain volume |
| CN107560550A (en) * | 2017-09-08 | 2018-01-09 | 广东工业大学 | A kind of acquisition methods and system of body surface parameter |
| CN108489399A (en) * | 2018-05-24 | 2018-09-04 | 广州吉欧光学科技有限公司 | It is a kind of to realize three-dimensional laser volume measurement device in the way of Worm Wheel System |
| CN109029259A (en) * | 2018-07-27 | 2018-12-18 | 宁波度维信息科技有限公司 | A kind of fixed disk coal method and system of closing coal yard |
| CN113968095A (en) * | 2021-10-22 | 2022-01-25 | 胡玉涛 | Surveying and mapping device for three-dimensional structure |
| CN114396843A (en) * | 2021-12-01 | 2022-04-26 | 北方魏家峁煤电有限责任公司 | Ore volume detection device of dump truck for strip mine |
| CN114396843B (en) * | 2021-12-01 | 2024-04-05 | 北方魏家峁煤电有限责任公司 | Ore square quantity detection device of dump truck for strip mine |
| CN115512345A (en) * | 2022-09-21 | 2022-12-23 | 浙江安吉天子湖热电有限公司 | Traveling crane fixed coal inventory system and coal inventory method |
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