CN203587477U - Underground coal mine coal dust image real-time collection transmission device - Google Patents
Underground coal mine coal dust image real-time collection transmission device Download PDFInfo
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- CN203587477U CN203587477U CN201320798540.XU CN201320798540U CN203587477U CN 203587477 U CN203587477 U CN 203587477U CN 201320798540 U CN201320798540 U CN 201320798540U CN 203587477 U CN203587477 U CN 203587477U
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Abstract
The utility model discloses an underground coal mine coal dust image real-time collection transmission device. The underground coal mine coal dust image real-time collection transmission device comprises a coal dust image collecting chamber, a coal dust image collecting transmission system and a collecting chamber air speed control system, wherein the coal dust image collecting chamber is provided with an air inlet and an air discharging port; the air inlet is connected with an air inlet pipe, and the air discharging port is connected with an air discharging pipe, the coal dust image collecting transmission system comprises a camera, a glass slide, a coverslip, an image collecting transmission circuit board, an air cylinder and a coverslip connecting plate, the image collecting transmission circuit board is integrated with an image collecting transmission circuit, and the image collecting transmission circuit comprises a processor module, a telecommunication module, a key operation circuit module and a liquid crystal display circuit module; the collecting chamber air speed control system comprises a fan, an exhaust air electromagnetic valve, an air speed sensor, a pressure sensor, a frequency changer and an electromagnetic valve actuator. The underground coal mine coal dust image real-time collection transmission device provided by the utility model has the advantages that the coal dust image collecting quality is high, the operational reliability and stability are high, and the underground coal mine coal dust image real-time collection transmission device can be reliably used for a long time under the underground coal mine hostile environment.
Description
Technical field
The utility model relates to Dust Concentration detection technique field, especially relates to coal dust image real-time acquisition transmitting device under a kind of coal mine.
Background technology
Due to the singularity of coal production, underground work personnel's human operational error and physical environment all likely cause disaster, threaten people's life security.If the environmental information of grasp personnel present position that can be definite in time, just can avoid the generation of disaster, reduce personnel's injures and deaths.Therefore how to obtain accurately in real time the data message of down-hole coal dust environment, be only the key issue of structure detection system.Mine coal grit footpath difference is larger, and concentration difference is also larger, and for these data of Measurement accuracy, collecting high-quality coal dust image is basis.
The conventional coal dust acquisition testing method of using on ore deposit at present, process of measurement complexity, need to weigh, dry, sample, dry again thousand, weigh again and a series of loaded down with trivial details processes such as calculating, therefore there is the shortcoming that can not reflect in time site environment dust pollution status, can not realize real-time measurement.Extraction correlative study data for down-hole coal dust information is less, and more common situation is that underground work personnel scene manually gathers coal dust, obtains relevant data message, then is carried to ground and carries out research and analysis.This mode causes information extraction degree of accuracy not high on the one hand, easily produces larger error; Require on the other hand staff's value of reaching the spot, increased personnel's danger.And coal dust online measuring technique mainly contains the dust concentration On-line Measuring Method such as capacitance method, β rays method, light scattering method, optical absorption method, friction electrical method, supercritical ultrasonics technology, microwave method both at home and abroad.The measuring principle of capacitance method is simple, but linear relationship one to one not between measurement capacitance and concentration, and the measured value of electric capacity is subject to distribute mutually and the impact of variations in flow patterns, causes larger measuring error, β ray dust measurement method, can the total bug dust concentration of automatic continuous monitoring and work position on total bug dust concentration, and be not subject to dust kind, granularity, dispersion degree, shape, color, the impact of the factors such as gloss, measure accurately, but the beta-ray dust measuring instrument of domestic and international existing Multiple Type adopts Plastic scintillation probe mostly at present, detection efficiency is lower, if adopt stronger beta ray source, there is potential safety hazard, therefore the radioactivity that reduces source is the key issue that the dust measurement of β ray will solve, measurement of comparison after need to sampling to dust, be difficult to realize the on-line monitoring of dust concentration, supercritical ultrasonics technology, microwave method are measured dust concentration also in the experimental study stage, and on market, shaped article is less.Mainly adopt in the market light scattering method, optical absorption method, friction electrical method to carry out dust concentration on-line monitoring, the product of formation is more, but the related coefficient of difformity particle has different features.Particle shape varied, making to be difficult to the granularity particle shape of particle is distributed, to carry out accurate statement be a limitation in measuring technique evolution.These class methods are also immature, cannot carry out accurate particle size distribution measurement.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, coal dust image real-time acquisition transmitting device under a kind of coal mine is provided, its compact conformation, use easy to operate, coal dust image acquisition quality is high, and functional reliability and stability are high, can under rugged environment under coal mine, use reliably and with long-term, practical, be convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: coal dust image real-time acquisition transmitting device under a kind of coal mine, it is characterized in that: comprise coal dust image acquisition chamber, coal dust image acquisition transmission system and the collection chamber wind speed control system for the indoor wind speed of coal dust image acquisition is controlled, the top of described coal dust image acquisition chamber is provided with for Coal Dust and enters the indoor Coal Dust entrance of coal dust image acquisition, on described Coal Dust entrance, be provided with Coal Dust entrance closing cover, the right side of described coal dust image acquisition chamber is provided with air inlet, on described air inlet, be connected with blast pipe, the bottom of described coal dust image acquisition chamber is provided with exhaust outlet, on described exhaust outlet, be connected with exhaust duct, described coal dust image acquisition transmission system comprises video camera, microslide and cover glass, and image acquisition transmission circuit plate and the cylinder for driving cover glass to move, it is indoor that the lens barrel of described video camera stretches into described coal dust image acquisition from the left side of described coal dust image acquisition chamber, the geometric center of described microslide is the lens barrel setting to described video camera just, described microslide is connected to by damping spring on the inwall of described coal dust image acquisition chamber, on the piston rod of described cylinder, by connecting link, be connected with cover glass web joint, the geometric center of described cover glass is the geometric center setting to described microslide just, described cover glass is fixedly connected with described cover glass web joint and arranges with described microslide interval, on the air admission hole of described cylinder, by draft tube, be connected with source of the gas, in described draft tube, be connected with air pump, on described image acquisition transmission circuit plate, be integrated with image acquisition transmission circuit, the remote communication module that described image acquisition transmission circuit comprises microprocessor module and joins with described microprocessor module, the input end of described microprocessor module is connected to button operation circuit module, the output terminal of described microprocessor module is connected to liquid crystal display circuit module, the input end of described video camera and described microprocessor module joins, the output terminal of described air pump and described microprocessor module joins, described collection chamber wind speed control system comprises the blower fan being connected on described blast pipe and is connected to the air draft solenoid valve on described exhaust duct, and for the wind speed at described air inlet place being carried out to the air velocity transducer of detection in real time and the pressure transducer for the indoor air pressure of described coal dust image acquisition being carried out detect in real time, described air velocity transducer is arranged on one section of blast pipe between described air inlet and described blower fan, described pressure transducer is arranged on the sidewall of described coal dust image acquisition chamber, described air velocity transducer and pressure transducer all join with the input end of described microprocessor module, the output terminal of described microprocessor module is connected to for described blower fan being carried out to the frequency converter of frequency control and for driving the electromagnetic valve driver of described air draft solenoid valve, described blower fan and described frequency converter join, described air draft solenoid valve and described electromagnetic valve driver join.
Coal dust image real-time acquisition transmitting device under above-mentioned a kind of coal mine, it is characterized in that: the indoor auxiliary lighting apparatus that is provided with of described coal dust image acquisition, described auxiliary lighting apparatus comprises on the inwall that is fixedly connected on described coal dust image acquisition chamber and is positioned at the upper illuminating lamp of described video camera top and is positioned at the lower illuminating lamp of described video camera below, and is fixedly connected on the upper right reflector on the upper right corner of described coal dust image acquisition chamber and is fixedly connected on the bottom right reflector on the lower right corner of described coal dust image acquisition chamber.
Coal dust image real-time acquisition transmitting device under above-mentioned a kind of coal mine, is characterized in that: described upper illuminating lamp and lower illuminating lamp are LED illuminating lamp.
Coal dust image real-time acquisition transmitting device under above-mentioned a kind of coal mine, is characterized in that: described video camera is ccd video camera.
Coal dust image real-time acquisition transmitting device under above-mentioned a kind of coal mine, is characterized in that: the shape of described microslide and the shape of described cover glass are rectangle, and the quantity of described damping spring is four and is connected on four angles of described microslide.
Coal dust image real-time acquisition transmitting device under above-mentioned a kind of coal mine, is characterized in that: described microprocessor module is DSP digital signal processor.
Coal dust image real-time acquisition transmitting device under above-mentioned a kind of coal mine, is characterized in that: described remote communication module is RS-485 bus communication module, CAN bus communication module or optical fiber communication module.
The utility model compared with prior art has the following advantages:
1, the utility model compact conformation, reasonable in design, uses easy to operate.
2, on Coal Dust entrance of the present utility model, be provided with Coal Dust entrance closing cover, make coal dust image acquisition chamber can form airtight air chamber, can guarantee the clean of colliery coal dust image capture environment, guaranteed colliery coal dust image acquisition quality.
3, the utility model adopts video camera, cover glass and the microslide collection of coal mine coal dust image that matches, and the clear picture collecting and without motion blur phenomenon can reliably be used, and can meet the demand of long-term use under rugged environment under coal mine.
4, the utility model setting, by upper illuminating lamp and lower illuminating lamp are set, can be avoided the impact of light on picture quality; By upper right reflector and bottom right reflector are set, can make light farthest reflex to cover glass and microslide part, thereby the adverse effect of effectively having avoided illumination not image to be brought has guaranteed image acquisition quality.
5, the utility model gathers chamber wind speed control system by arranging, can guarantee the indoor air intake flow of coal dust image acquisition stable and uniform, air pressure in assurance air chamber, in steady state (SS), can reduce the motion blur that air motion causes gathering image, has guaranteed coal dust image acquisition quality.
6, the utlity model has good shock resistance, functional reliability and stability are high, failure rate is low.
7, the utility model provides assurance for obtaining high-quality coal dust collection image, solved well special project---the problem of colliery coal dust image acquisition and transmission in the gordian technique research > > of the Bunker coal tonnage detection of < < based on three-dimensional modeling of Shaanxi Province education department scientific research plan that is numbered 2013JK1080, contribute in actual applications the environmental information of in time definite grasp coal mine down-hole personnel present position, avoid the generation of disaster, minimizing personnel's injures and deaths, practical, be convenient to promote the use of.
In sum, the utility model compact conformation, is used easy to operately, and coal dust image acquisition quality is high, and functional reliability and stability are high, can under rugged environment under coal mine, use reliably and with long-term, practical, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Description of reference numerals:
1-coal dust image acquisition chamber; 2-Coal Dust entrance; 3-Coal Dust entrance closing cover;
4-air inlet; 5-blast pipe; 6-exhaust outlet;
7-exhaust duct; 8-blower fan; 9-air draft solenoid valve;
10-video camera; 10-1-lens barrel; 11-microslide;
12-cover glass; 13-cylinder; 14-connecting link;
15-cover glass web joint; 16-image acquisition transmission circuit plate;
17-air velocity transducer; 18-pressure transducer; 19-frequency converter;
20-electromagnetic valve driver; 21-draft tube; 22-source of the gas;
23-air pump; 24-microprocessor module; 25-remote communication module;
26-upper illuminating lamp; 27-lower illuminating lamp; 28-upper right reflector;
29-bottom right reflector; 30-damping spring; 31-button operation circuit module;
32-liquid crystal display circuit module.
Embodiment
As shown in Figure 1, the utility model comprises coal dust image acquisition chamber 1, coal dust image acquisition transmission system and the collection chamber wind speed control system for the wind speed in coal dust image acquisition chamber 1 is controlled, the top of described coal dust image acquisition chamber 1 is provided with for Coal Dust and enters the Coal Dust entrance 2 in coal dust image acquisition chamber 1, on described Coal Dust entrance 2, be provided with Coal Dust entrance closing cover 3, the right side of described coal dust image acquisition chamber 1 is provided with air inlet 4, on described air inlet 4, be connected with blast pipe 5, the bottom of described coal dust image acquisition chamber 1 is provided with exhaust outlet 6, on described exhaust outlet 6, be connected with exhaust duct 7, described coal dust image acquisition transmission system comprises video camera 10, microslide 11 and cover glass 12, and image acquisition transmission circuit plate 16 and the cylinder 13 for driving cover glass 12 to move, the lens barrel 10-1 of described video camera 10 stretches in described coal dust image acquisition chamber 1 from the left side of described coal dust image acquisition chamber 1, the geometric center of described microslide 11 just arranges the lens barrel 10-1 of described video camera 10, described microslide 11 is connected to by damping spring 30 on the inwall of described coal dust image acquisition chamber 1, on the piston rod of described cylinder 13, by connecting link 14, be connected with cover glass web joint 15, the geometric center of described cover glass 12 is the geometric center setting to described microslide 11 just, described cover glass 12 is fixedly connected with described cover glass web joint 15 and arranges with described microslide 11 intervals, on the air admission hole of described cylinder 13, by draft tube 21, be connected with source of the gas 22, in described draft tube 21, be connected with air pump 23, on described image acquisition transmission circuit plate 16, be integrated with image acquisition transmission circuit, the remote communication module 25 that described image acquisition transmission circuit comprises microprocessor module 24 and joins with described microprocessor module 24, the input end of described microprocessor module 24 is connected to button operation circuit module 31, the output terminal of described microprocessor module 24 is connected to liquid crystal display circuit module 32, described video camera 10 joins with the input end of described microprocessor module 24, described air pump 23 joins with the output terminal of described microprocessor module 24, described collection chamber wind speed control system comprises the blower fan 8 being connected on described blast pipe 5 and is connected to the air draft solenoid valve 9 on described exhaust duct 7, and for the wind speed at described air inlet 4 places being carried out to the air velocity transducer 17 of detection in real time and the pressure transducer 18 for the air pressure in described coal dust image acquisition chamber 1 being carried out detect in real time, described air velocity transducer 17 is arranged on one section of blast pipe 5 between described air inlet 4 and described blower fan 8, described pressure transducer 18 is arranged on the sidewall of described coal dust image acquisition chamber 1, described air velocity transducer 17 and pressure transducer 18 all join with the input end of described microprocessor module 24, the output terminal of described microprocessor module 24 is connected to for described blower fan 8 being carried out to the frequency converter 19 of frequency control and for driving the electromagnetic valve driver 20 of described air draft solenoid valve 9, described blower fan 8 joins with described frequency converter 19, described air draft solenoid valve 9 joins with described electromagnetic valve driver 20.
As shown in Figure 1, in the present embodiment, in described coal dust image acquisition chamber 1, be provided with auxiliary lighting apparatus, described auxiliary lighting apparatus comprises on the inwall that is fixedly connected on described coal dust image acquisition chamber 1 and is positioned at the upper illuminating lamp 26 of described video camera 10 tops and is positioned at the lower illuminating lamp 27 of described video camera 10 belows, and is fixedly connected on the upper right reflector 28 on the upper right corner of described coal dust image acquisition chamber 1 and is fixedly connected on the bottom right reflector 29 on the lower right corner of described coal dust image acquisition chamber 1.By upper illuminating lamp 26 and lower illuminating lamp 27 are set, can avoid the impact of light on picture quality; By upper right reflector 28 and bottom right reflector 29 are set, can make light farthest reflex to cover glass 12 and microslide 11 parts, thus the adverse effect of effectively having avoided illumination not image to be brought.
In the present embodiment, described upper illuminating lamp 26 and lower illuminating lamp 27 are LED illuminating lamp.Described video camera 10 is ccd video camera.
In the present embodiment, the shape of the shape of described microslide 11 and described cover glass 12 is rectangle, and the quantity of described damping spring 30 is four and is connected on four angles of described microslide 11.By damping spring 30 is set, can avoid the instability of image acquisition, obtain high-quality image effect.
In the present embodiment, described microprocessor module 24 is DSP digital signal processor.Described remote communication module 25 is RS-485 bus communication module, CAN bus communication module or optical fiber communication module.
Principle of work of the present utility model and the course of work are: first, open Coal Dust entrance closing cover 3, by Coal Dust entrance 2, send the air sample containing coal dust under coal mine to coal dust image acquisition chamber 1, then cover Coal Dust entrance closing cover 3, form airtight air chamber, then, described microprocessor module 24 starts blower fan 8 by frequency converter 19, and blower fan 8 arrives in coal dust image acquisition chamber 1 by blast pipe 5 and air inlet 4 air-supplies, and the true environment under simulation coal mine, is suspended in coal dust image acquisition chamber 1 Coal Dust, then, described microprocessor module 24 booster air pumps 23, air pump 23 passes through draft tube 21 pumpings to cylinder 13 by the gas in source of the gas 22, cylinder 13 drives cover glass 12 to the direction motion near microslide 11 by connecting link 14 and cover glass web joint 15, cover glass 12 is contacted with microslide 11, in sample space between cover glass 12 and microslide 11, just collected Coal Dust, the image of the Coal Dust of described video camera 10 Real-time Collections between described cover glass 12 and microslide 11, and collected image is exported to microprocessor module 24 in real time, the image that microprocessor module 24 receives it by liquid crystal display circuit module 32 shows, and be transferred to remote monitoring computing machine or server by remote communication module 25, after image acquisition completes, microslide 11 can be got back to original position under the effect of damping spring 30, cover glass 12 is also from returning to original position, cover glass 12 is automatically separation with microslide 11.
In the above course of work, described air velocity transducer 17 detects in real time and detected signal is exported to microprocessor module 24 in real time the wind speed at air inlet 4 places, the detection wind speed that microprocessor module 24 is received shows by liquid crystal display circuit module 32, and compare with the wind speed setting of setting by operation push-button function circuit module 31 in advance, and by frequency converter 19, the wind speed of blower fan 8 is regulated, make blower fan 8 carry out work with wind speed setting, simultaneously, pressure transducer 18 detects in real time and detected signal is exported to microprocessor module 24 in real time the air pressure in coal dust image acquisition chamber 1, the detection air pressure that microprocessor module 24 is received shows by liquid crystal display circuit module 32, and with in advance by operation push-button function circuit module, the 31 setting air pressure of setting compare, when detecting air pressure higher than setting air pressure, described microprocessor module 24 drives air draft solenoid valve 9 to open by electromagnetic valve driver 20, by exhaust duct 7 air drafts, when detecting air pressure lower than setting air pressure, described microprocessor module 24 drives air draft solenoid valve 9 to close by electromagnetic valve driver 20, stop air draft, take the air pressure in assurance coal dust image acquisition chamber 1 as setting air pressure.Can guarantee so the indoor air intake flow of coal dust image acquisition stable and uniform, the air pressure in assurance air chamber, in steady state (SS), has guaranteed image acquisition quality.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit, change and equivalent structure change, and all still belong in the protection domain of technical solutions of the utility model.
Claims (7)
1. coal dust image real-time acquisition transmitting device under a coal mine, it is characterized in that: comprise coal dust image acquisition chamber (1), coal dust image acquisition transmission system and the collection chamber wind speed control system for the wind speed in coal dust image acquisition chamber (1) is controlled, the top of described coal dust image acquisition chamber (1) is provided with for Coal Dust and enters the Coal Dust entrance (2) in coal dust image acquisition chamber (1), on described Coal Dust entrance (2), be provided with Coal Dust entrance closing cover (3), the right side of described coal dust image acquisition chamber (1) is provided with air inlet (4), on described air inlet (4), be connected with blast pipe (5), the bottom of described coal dust image acquisition chamber (1) is provided with exhaust outlet (6), on described exhaust outlet (6), be connected with exhaust duct (7), described coal dust image acquisition transmission system comprises video camera (10), microslide (11) and cover glass (12), and image acquisition transmission circuit plate (16) and the cylinder (13) for driving cover glass (12) to move, the lens barrel (10-1) of described video camera (10) stretches in described coal dust image acquisition chamber (1) from the left side of described coal dust image acquisition chamber (1), the geometric center of described microslide (11) the just lens barrel to described video camera (10) (10-1) arranges, described microslide (11) is connected to by damping spring (30) on the inwall of described coal dust image acquisition chamber (1), on the piston rod of described cylinder (13), by connecting link (14), be connected with cover glass web joint (15), the geometric center of described cover glass (12) is the geometric center setting to described microslide (11) just, described cover glass (12) is fixedly connected with described cover glass web joint (15) and arranges with described microslide (11) interval, on the air admission hole of described cylinder (13), by draft tube (21), be connected with source of the gas (22), in described draft tube (21), be connected with air pump (23), on described image acquisition transmission circuit plate (16), be integrated with image acquisition transmission circuit, the remote communication module (25) that described image acquisition transmission circuit comprises microprocessor module (24) and joins with described microprocessor module (24), the input end of described microprocessor module (24) is connected to button operation circuit module (31), the output terminal of described microprocessor module (24) is connected to liquid crystal display circuit module (32), described video camera (10) joins with the input end of described microprocessor module (24), described air pump (23) joins with the output terminal of described microprocessor module (24), described collection chamber wind speed control system comprises the blower fan (8) being connected on described blast pipe (5) and is connected to the air draft solenoid valve (9) on described exhaust duct (7), and carry out the air velocity transducer (17) of detection in real time and the pressure transducer (18) for the air pressure in described coal dust image acquisition chamber (1) is carried out detecting in real time for the wind speed that described air inlet (4) is located, described air velocity transducer (17) is arranged on the one section of blast pipe (5) being positioned between described air inlet (4) and described blower fan (8), described pressure transducer (18) is arranged on the sidewall of described coal dust image acquisition chamber (1), described air velocity transducer (17) and pressure transducer (18) all join with the input end of described microprocessor module (24), the output terminal of described microprocessor module (24) is connected to for described blower fan (8) being carried out to the frequency converter (19) of frequency control and for driving the electromagnetic valve driver (20) of described air draft solenoid valve (9), described blower fan (8) joins with described frequency converter (19), described air draft solenoid valve (9) joins with described electromagnetic valve driver (20).
2. according to coal dust image real-time acquisition transmitting device under a kind of coal mine claimed in claim 1, it is characterized in that: in described coal dust image acquisition chamber (1), be provided with auxiliary lighting apparatus, described auxiliary lighting apparatus comprises on the inwall that is fixedly connected on described coal dust image acquisition chamber (1) and is positioned at the upper illuminating lamp (26) of described video camera (10) top and is positioned at the lower illuminating lamp (27) below described video camera (10), and be fixedly connected on the upper right reflector (28) on the upper right corner of described coal dust image acquisition chamber (1) and be fixedly connected on the bottom right reflector (29) on the lower right corner of described coal dust image acquisition chamber (1).
3. according to coal dust image real-time acquisition transmitting device under a kind of coal mine claimed in claim 2, it is characterized in that: described upper illuminating lamp (26) and lower illuminating lamp (27) are LED illuminating lamp.
4. according to coal dust image real-time acquisition transmitting device under a kind of coal mine claimed in claim 1, it is characterized in that: described video camera (10) is ccd video camera.
5. according to coal dust image real-time acquisition transmitting device under a kind of coal mine claimed in claim 1, it is characterized in that: the shape of the shape of described microslide (11) and described cover glass (12) is rectangle, the quantity of described damping spring (30) is four and is connected on four angles of described microslide (11).
6. according to coal dust image real-time acquisition transmitting device under a kind of coal mine claimed in claim 1, it is characterized in that: described microprocessor module (24) is DSP digital signal processor.
7. according to coal dust image real-time acquisition transmitting device under a kind of coal mine claimed in claim 1, it is characterized in that: described remote communication module (25) is RS-485 bus communication module, CAN bus communication module or optical fiber communication module.
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| CN201320798540.XU CN203587477U (en) | 2013-12-05 | 2013-12-05 | Underground coal mine coal dust image real-time collection transmission device |
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| CN201320798540.XU CN203587477U (en) | 2013-12-05 | 2013-12-05 | Underground coal mine coal dust image real-time collection transmission device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470609A (en) * | 2017-09-07 | 2019-03-15 | 中冶长天国际工程有限责任公司 | A kind of material size on-line detector and its detection method |
| CN109541588A (en) * | 2018-11-16 | 2019-03-29 | 北京遥感设备研究所 | The confined space fugitive dust test macro of air duct circulation |
| CN111537405A (en) * | 2020-04-23 | 2020-08-14 | 中国矿业大学 | Automatic fine particle detection and intelligent identification device and method for industrial dust removal |
-
2013
- 2013-12-05 CN CN201320798540.XU patent/CN203587477U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470609A (en) * | 2017-09-07 | 2019-03-15 | 中冶长天国际工程有限责任公司 | A kind of material size on-line detector and its detection method |
| CN109470609B (en) * | 2017-09-07 | 2024-04-09 | 中冶长天国际工程有限责任公司 | Material granularity online detector and detection method thereof |
| CN109541588A (en) * | 2018-11-16 | 2019-03-29 | 北京遥感设备研究所 | The confined space fugitive dust test macro of air duct circulation |
| CN111537405A (en) * | 2020-04-23 | 2020-08-14 | 中国矿业大学 | Automatic fine particle detection and intelligent identification device and method for industrial dust removal |
| CN111537405B (en) * | 2020-04-23 | 2022-03-22 | 中国矿业大学 | Automatic fine particle detection and intelligent identification device and method for industrial dust removal |
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