CN204855311U - Grain grading detecting system of cubic metre of earth and stone material - Google Patents
Grain grading detecting system of cubic metre of earth and stone material Download PDFInfo
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- CN204855311U CN204855311U CN201520587275.XU CN201520587275U CN204855311U CN 204855311 U CN204855311 U CN 204855311U CN 201520587275 U CN201520587275 U CN 201520587275U CN 204855311 U CN204855311 U CN 204855311U
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Abstract
The utility model relates to a grain grading detecting system of cubic metre of earth and stone material for to through infundibulate blanking storehouse blanking and form that the blanking flows, the grain grading that the particle diameter is greater than 0.075mm's cubic metre of earth and stone material detects. The detecting system who obtains is the direct measurement to cubic metre of earth and stone material, has kept the structural feature of cubic metre of earth and stone material, and it is high to detect the precision, detects fastly, does benefit to the real time control who realizes the huge cubic metre of earth and stone material grain grading of amount of fill, can ensure a construction quality who relates to cubic metre of earth and stone material compaction engineering, be applicable to the filler granule slightly, the huge job site of filler volume.
Description
Technical field
The utility model relates to a kind of grain composition and detects, and particularly relates to the grain composition detection system of a kind of cubic meter of material.
Background technology
Relate in compacted soil cubic meter of stone material engineering in earth and rockfill dam, highway road, airfield runway, refuse landfill etc., although have strict demand to the grain composition of cubic metre of earth and stone material, but because in these engineerings, cubic metre of earth and stone material demand is huge, and still there is no feasible directly quick detection means, the Gradation Control of compacted soil cubic meter of stone material performs practically no function.
Chinese patent CN2014100610483 discloses a kind of earth and rockfill dam and builds a dam with coarse grain size grading falling type device for fast detecting, the quality forming accumulation body by measuring soil body free-falling determines whether the grating of earth material meets compacting requirement indirectly, but this pick-up unit is not the direct measurement to soil body particle diameter, may there is comparatively big error to testing result.
Summary of the invention
For solving the deficiencies in the prior art, the utility model provides a kind of detection system directly can measuring cubic metre of earth and stone material grain composition.
For achieving the above object, cubic metre of earth and stone material grain composition detection system of the present utility model, for form blanking stream through infundibulate blanking storehouse blanking, grain composition that particle diameter is greater than the cubic metre of earth and stone material of 0.075mm detects, comprise processor, also comprise:
High-speed camera, be periphery and be arranged at blanking stream circumference, quantity at least two, to obtain the image of blanking stream, and is real-time transmitted to processor by image, and the frequency of operation of described each high-speed camera is 500 ~ 2000Hz;
Particle size range value memory module, and corresponding setting corresponding to described high-speed camera quantity, each particle size range value memory module is connected with described processor, stores multiple particle size range value be connected mutually in described particle size range value memory module;
First comparer, and corresponding setting corresponding to described high-speed camera quantity, each first comparer is connected with described processor, described first comparer under processor control, the particle size range value stored in the particle size values of the particle in the image of high-speed camera acquisition and particle size range value memory module is compared, to determine the particle size range at particle place;
First counter, to arrange and quantity is corresponding to described first comparer is corresponding, each first counter is connected with described processor, described first counter under the control of a processor, the ratio of image shared by each particle determining particle size range is calculated, to determine the toatl proportion of the particle in blanking stream in each particle size range value;
Second counter, the particle toatl proportion in the blanking stream obtain each first counter within each particle size range value carries out mean value computation, to obtain the grain composition data of final cubic metre of earth and stone material.
As the restriction to aforesaid way, this detection system also comprises the second comparer, the grain composition data of cubic metre of earth and stone material obtain the second counter and the grain composition of cubic metre of earth and stone material require that standard is compared, to determine whether the grain composition of cubic metre of earth and stone material meets the requirements.
As the restriction to aforesaid way, described each high-speed camera is arranged at same level.
As the restriction to aforesaid way, the survey frequency of described high-speed camera is 2000Hz.
Blanking storehouse is infundibulate, prevents dispersing of cubic metre of earth and stone material on the one hand, controls the blanking speed of cubic metre of earth and stone material on the other hand, is beneficial to the collection of high-speed camera to cubic metre of earth and stone material particle image.Cubic metre of earth and stone material is utilized to disperse in the appropriateness of blanking operation particle, at least two high-speed cameras are adopted to catch the particle image of cubic metre of earth and stone material, obtain comprehensive particle image, eliminate because particle is blocked the data error caused, then the first comparer arranged by corresponding with high-speed camera, the first counter carry out systematic analysis to the view data that each high-speed camera gathers, mean value computation is carried out again, to obtain result accurately by the second counter.The particle image collected is sent to processor and the instantaneous statistical study carrying out grain diameter in real time, can obtain the data result of grain composition fast.The survey frequency of high-speed camera is limited in detection system, high-speed camera is enable to complete the comprehensive collection to particle image information at of short duration cubic metre of earth and stone material blanking operation, can accurately, fast complete the analysis to measure of grain composition, the requirement of grain composition control is carried out at satisfied scene.Adopt detection system of the present invention, cubic metre of earth and stone material grain composition testing result accurately can be obtained fast, 5 minutes are less than to the Measuring Time of single grain composition, thus realize controlling the grain composition of the huge compacting cubic metre of earth and stone material of amount of fill, the construction quality relating to cubic metre of earth and stone material compacting engineering can be ensured, be applicable to the working-yard that filler particles is thick, amount of filler is huge.And detection system simple operation, time saving and energy saving.
In sum, adopt the technical solution of the utility model, the detection system obtained is used for carrying out direct granulometry to cubic metre of earth and stone material, accuracy of detection is high, and detection speed is fast, can meet the measurement requirement that particle diameter is greater than 0.075mm cubic metre of earth and stone material, realize controlling the grain composition of cubic metre of earth and stone material, and not by the method for screening, maintain the design feature of cubic metre of earth and stone material, be beneficial to the construction quality improving and relate to compacting earthwork body engineering.Detection system of the present invention, quick for information acquisition, comprehensive, quick for data processing, accurate, the requirement of grain composition control is carried out at satisfied scene, is applicable to the working-yard that amount of fill is huge.
Accompanying drawing explanation
Do further to describe in detail to the utility model below in conjunction with the drawings and the specific embodiments:
Fig. 1 is the detection system using state structural representation of the utility model embodiment one;
Fig. 2 is the part-structure block diagram of the detection system of the utility model embodiment one;
In figure: 11, feeding car; 12, discharging car; 21, cubic metre of earth and stone material; 31, feeding platform; 32, blanking storehouse; 41, the first high-speed camera; 42, the second high-speed camera; 51, outfeed platforms.
Embodiment
Embodiment one
The present embodiment relates to the grain composition detection system of a kind of cubic meter of material, as shown in Figure 1, cubic metre of earth and stone material 21 to transport along feeding platform 31 and is poured onto in funnel shaped blanking storehouse 32 by feeding car 11, cubic metre of earth and stone material 21 forms blanking stream in blanking storehouse 32, be periphery in blanking stream circumference, be in same level and just to being provided with the first high-speed camera 41 and the second high-speed camera 42, two high-speed cameras are for obtaining the image of blanking stream, the discharging car 12 having access blanking stream is stopped in the below in blanking storehouse 32, the complete cubic metre of earth and stone material 21 of detection transports along outfeed platforms 51 by discharging car 12.
The grain composition detection system that the present embodiment relates to also comprises processor, and as shown in Figure 2, the first high-speed camera, the second high-speed camera are all connected with processor, and the blanking stream picture of acquisition is sent to processor in real time; Correspondingly with the first high-speed camera be provided with particle size range value memory module a, the first comparer a, corresponding with the first comparer a the first counter a is set, described particle size range value memory module a, the first comparer a, and the first counter a is all connected with processor; Correspondingly with the second high-speed camera be provided with particle size range value memory module b, the first comparer b, corresponding with the first comparer b the first counter b is set, described particle size range value memory module b, the first comparer b, and the first counter b is all connected with processor; Be connected with processor and be also provided with the second counter and the second comparer.
In above-mentioned grain composition detection system, image for obtaining the image of blanking stream, and is real-time transmitted to processor by high-speed camera; Multiple particle size range value be connected mutually is stored in particle size range value memory module, these particle size range values can require sets itself according to the construction quality of design, such as, store five particle size range values that particle diameter d can be divided into (0.075mm<d≤2mm) (2mm<d≤20mm) (20mm<d≤60mm) (60mm<d≤200mm) (d>200mm) in particle size range value memory module, whole particle size values of more than 0.075mm are contained; Under processor control, the particle size range value stored in the particle size values of the particle in the image that high-speed camera obtains by the first comparer and particle size range value memory module is compared, determine the particle size range at particle place, first counter calculates the ratio of image shared by each particle determining particle size range, the ratio of the particle often opened in image in each particle size range value obtained is added up, determines the toatl proportion of the particle in blanking stream in each particle size range value; When Image Acquisition is complete, the second counter carries out mean value computation to the particle toatl proportion within each particle size range value in the blanking stream of each first counter acquisition, obtains the grain composition data of final cubic metre of earth and stone material; The grain composition data of the final cubic metre of earth and stone material obtained and grain composition are required that standard is compared by the second comparer, determine whether the cubic metre of earth and stone material detected meets grain composition requirement.
The grain composition adopting detection system of the present utility model to carry out cubic metre of earth and stone material detects, and comprises the following steps:
One car cubic metre of earth and stone material to transport along feeding platform and is poured onto blanking storehouse and forms blanking stream by step one, feeding car;
Step 2, each high-speed camera gather the image of blanking stream with the survey frequency of 2000Hz, and the image of the blanking stream of acquisition is sent to processor in real time;
Step 3, under processor control, the particle size range value stored in the particle size values of the particle in image and particle size range value memory module is compared by the first comparer, determines the particle size range at particle place;
Step 4, under the control of a processor, first counter calculates the ratio of image shared by each particle determining particle size range, the ratio of the particle often opened in image in each particle size range value obtained is added up, determines the toatl proportion of the particle in blanking stream in each particle size range value;
Step 5, when the image acquisition of blanking stream complete, the particle toatl proportion in the blanking stream that the second counter obtains each first counter within each particle size range value carries out mean value computation, obtains the grain composition data of final cubic metre of earth and stone material;
The grain composition data of final cubic metre of earth and stone material and grain composition are required that standard is compared by step 6, the second comparer, obtain the conclusion whether this car cubic metre of earth and stone material meets grain composition requirement; If grain composition meets the requirements, the cubic metre of earth and stone material of the complete access of detection in discharging car is transported along outfeed platforms, delivers to engineering site and construct; If grain composition is undesirable, the cubic metre of earth and stone material of the complete access of detection in discharging car is transported along outfeed platforms, delivers to feeding platform, repeat grain composition and detect, if three testing results all do not meet grain composition requirement, cubic metre of earth and stone material is return.
Detection system structure of the present utility model is simple, simple operation, for carrying out direct granulometry to cubic metre of earth and stone material, accuracy of detection is high, can meet the measurement requirement that particle diameter is greater than 0.075mm cubic metre of earth and stone material, achieve and control the grain composition of cubic metre of earth and stone material, the grain composition for bicycle time (general 30t) cubic metre of earth and stone material is less than 5 minutes detection time, efficiency is high, is applicable to the situation that on-the-spot cubic metre of earth and stone material amount of fill is huge.
Embodiment two
The grain composition detection system of the cubic metre of earth and stone material of the present embodiment has the structure roughly the same with embodiment one and forms, and difference is, does not arrange the second comparer in the detection system of the present embodiment, and the survey frequency of high-speed camera is 1000Hz.
Adopt this detection system to obtain the grain composition data of cubic metre of earth and stone material, then grain composition data and grain composition are required that standard is compared, determine whether the cubic metre of earth and stone material detected meets grain composition requirement.
Claims (4)
1. a grain composition detection system for cubic metre of earth and stone material, for form blanking stream through infundibulate blanking storehouse blanking, grain composition that particle diameter is greater than the cubic metre of earth and stone material of 0.075mm detects, comprise processor, characterized by further comprising:
High-speed camera, be periphery and be arranged at blanking stream circumference, quantity at least two, to obtain the image of blanking stream, and is real-time transmitted to processor by image, and the frequency of operation of described each high-speed camera is 500 ~ 2000Hz;
Particle size range value memory module, and corresponding setting corresponding to described high-speed camera quantity, each particle size range value memory module is connected with described processor, stores multiple particle size range value be connected mutually in described particle size range value memory module;
First comparer, and corresponding setting corresponding to described high-speed camera quantity, each first comparer is connected with described processor, described first comparer under processor control, the particle size range value stored in the particle size values of the particle in the image of high-speed camera acquisition and particle size range value memory module is compared, to determine the particle size range at particle place;
First counter, to arrange and quantity is corresponding to described first comparer is corresponding, each first counter is connected with described processor, described first counter under the control of a processor, the ratio of image shared by each particle determining particle size range is calculated, to determine the toatl proportion of the particle in blanking stream in each particle size range value;
Second counter, the particle toatl proportion in the blanking stream obtain each first counter within each particle size range value carries out mean value computation, to obtain the grain composition data of final cubic metre of earth and stone material.
2. the grain composition detection system of cubic metre of earth and stone material according to claim 1, characterized by further comprising:
Second comparer, the grain composition data of cubic metre of earth and stone material obtain the second counter and the grain composition of cubic metre of earth and stone material require that standard is compared, to determine whether the grain composition of cubic metre of earth and stone material meets the requirements.
3. the grain composition detection system of cubic metre of earth and stone material according to claim 1 and 2, is characterized in that: described each high-speed camera is arranged at same level.
4. the grain composition detection system of cubic metre of earth and stone material according to claim 1 and 2, is characterized in that: the survey frequency of described high-speed camera is 2000Hz.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520587275.XU CN204855311U (en) | 2015-08-07 | 2015-08-07 | Grain grading detecting system of cubic metre of earth and stone material |
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| CN201520587275.XU CN204855311U (en) | 2015-08-07 | 2015-08-07 | Grain grading detecting system of cubic metre of earth and stone material |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043947A (en) * | 2015-08-07 | 2015-11-11 | 中国水利水电科学研究院 | Grain gradation detection system and detection method of earth-stone work material |
| CN107941663A (en) * | 2017-11-27 | 2018-04-20 | 华侨大学 | Machine-made Sand on-line measuring device and method |
| CN109164020A (en) * | 2018-07-05 | 2019-01-08 | 天津力神电池股份有限公司 | A method of detection anode material for lithium-ion batteries grain composition situation |
| CN112284987A (en) * | 2020-09-01 | 2021-01-29 | 华电(印尼)玻雅发电公司 | Pulverized coal fineness measurement system |
-
2015
- 2015-08-07 CN CN201520587275.XU patent/CN204855311U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043947A (en) * | 2015-08-07 | 2015-11-11 | 中国水利水电科学研究院 | Grain gradation detection system and detection method of earth-stone work material |
| CN107941663A (en) * | 2017-11-27 | 2018-04-20 | 华侨大学 | Machine-made Sand on-line measuring device and method |
| CN109164020A (en) * | 2018-07-05 | 2019-01-08 | 天津力神电池股份有限公司 | A method of detection anode material for lithium-ion batteries grain composition situation |
| CN109164020B (en) * | 2018-07-05 | 2020-11-24 | 天津力神电池股份有限公司 | Method for detecting grain composition condition of lithium ion battery anode material |
| CN112284987A (en) * | 2020-09-01 | 2021-01-29 | 华电(印尼)玻雅发电公司 | Pulverized coal fineness measurement system |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20151209 Termination date: 20170807 |