CN110540042A - Belt feeder material piles up detecting system based on three-dimensional image and video technology - Google Patents
Belt feeder material piles up detecting system based on three-dimensional image and video technology Download PDFInfo
- Publication number
- CN110540042A CN110540042A CN201910963054.0A CN201910963054A CN110540042A CN 110540042 A CN110540042 A CN 110540042A CN 201910963054 A CN201910963054 A CN 201910963054A CN 110540042 A CN110540042 A CN 110540042A
- Authority
- CN
- China
- Prior art keywords
- video
- video monitoring
- device host
- dimensional image
- belt conveyor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 18
- 238000005516 engineering process Methods 0.000 title claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims abstract description 39
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 238000009825 accumulation Methods 0.000 claims abstract description 13
- 230000000007 visual effect Effects 0.000 claims abstract description 9
- 239000003245 coal Substances 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000010619 multiway switching Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/34—Devices for discharging articles or materials from conveyor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/60—Analysis of geometric attributes
- G06T7/62—Analysis of geometric attributes of area, perimeter, diameter or volume
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/02—Control or detection
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Geometry (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Control Of Conveyors (AREA)
Abstract
The invention discloses a belt conveyor material accumulation detection system based on three-dimensional image and video technology, which comprises a belt conveyor, a high-definition camera, a main controller and a video monitoring and alarming device host, wherein the high-definition camera, the main controller and the video monitoring and alarming device host are in signal connection, a signal relay transmission processor I is in signal connection between the high-definition camera and the video monitoring and alarming device host, an audible and visual alarm is in signal connection with the video monitoring and alarming device host, the audible and visual alarm, the high-definition camera, the signal relay transmission processor I and the video monitoring and alarming device host supply power through a flame-proof type uninterrupted power supply I, a signal relay transmission processor II is in signal connection between the main controller and the video monitoring and alarming device host, and the signal relay transmission processor II supplies power through the flame-proof type uninterrupted power supply. The invention has the advantages that: the conveyor running state can be detected in real time, the detection accuracy is high, and the conveyor running state early warning device has an early warning function.
Description
Technical Field
The invention relates to the technical field of material accumulation detection systems, in particular to a belt conveyor material accumulation detection system based on three-dimensional image and video technology.
background
The belt conveyor is widely applied in coal enterprises and is an indispensable logistics conveying device for forming a complete production line. In the production process, when a problem occurs at one part, the whole production line is shut down in a related way, and great loss is caused to the production. Therefore, a plurality of protective devices are additionally arranged on the belt conveyer at present, and play a certain role in the production process. However, because the coal production environment is relatively severe, machine parts are easy to rust and fail, and phenomena of missing report and false report often occur, so that no reliable technology is available at present, and common accidents such as coal piling at a feed bin opening and the like can be completely solved. Each production unit mainly relies on manual inspection to find problems, but accidents cannot be avoided due to factors such as insufficient personnel experience, fatigue operation, vacancy, omission and the like, and meanwhile, the labor cost is greatly increased.
Disclosure of Invention
The invention aims to solve the technical problem of providing a belt conveyor material accumulation detection system based on three-dimensional image and video technology, which can detect the running state of a conveyor in real time, has high detection accuracy and has an early warning function.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the utility model provides a belt feeder material piles up detecting system based on three-dimensional image and video technique, includes belt feeder, high definition appearance, master controller and video monitoring alarm device host computer of making a video recording, signal connection between high definition appearance, master controller and the video monitoring alarm device host computer of making a video recording, signal connection has signal relay transmission processor one between high definition appearance and the video monitoring alarm device host computer of making a video recording, signal connection has audible-visual annunciator on the video monitoring alarm device host computer, audible-visual annunciator, high definition appearance, signal relay transmission processor one and video monitoring alarm device host computer supply power through flame proof type uninterrupted power source one, signal connection has signal relay transmission processor two between master controller and the video monitoring alarm device host computer, signal relay transmission processor two supplies power through flame proof type uninterrupted power source two.
As the improvement, the high definition camera is installed in 1.5~2.5 meters department of belt conveyor coal storehouse mouth, high definition camera one side is equipped with rather than the light filling lamp that cooperates the use.
As an improvement, the controller of the belt conveyor adopts a PLC, and is in signal connection with a main controller.
As an improvement, the main controller is connected with a ground monitoring management background through signals, and the ground monitoring management background is connected with a host of the video monitoring alarm device through signals.
As an improvement, the main controller is integrated with a processing module, a calculating module, an analyzing module, a storage module and a data transmission module.
The invention has the beneficial effects that: according to the belt conveyor material accumulation detection system based on the three-dimensional image and video technology, the working pictures of a monitoring area are continuously collected through the camera, and the main controller calculates the ratio of the number Qc of coal particle pixels in an image to the total number Q of pixels in a defined detection area to obtain the relative area S. When the relative area S is larger than a first threshold value Ts1, it is determined that a large coal block or coal piling condition exists in the image, and when the relative area S is larger than a second threshold value Ts2, it is determined that the coal piling condition occurs, and the master controller further sends out an alarm signal, so that the personnel safety is ensured, the occurrence of accidents is avoided, meanwhile, the labor cost is reduced, and the early warning accuracy is improved.
Drawings
FIG. 1 is a schematic structural diagram of a belt conveyor material accumulation detection system based on three-dimensional image and video technology according to the present invention;
Fig. 2 is a schematic diagram of installation positions of a high-definition camera and an audible and visual alarm of the belt conveyor material accumulation detection system based on three-dimensional image and video technology.
Description of the drawings: 1. the system comprises a belt conveyor, a high-definition camera, a main controller, a video monitoring and alarming device host computer, a signal relay transmission processor I, a signal relay transmission processor 6, an audible and visual alarm, a flame-proof type uninterrupted power supply I, a signal relay transmission processor II, a signal relay transmission processor 9, a flame-proof type uninterrupted power supply II, a signal relay transmission processor 8, a signal relay transmission processor II, a signal relay transmission processor 9, a flame-proof type uninterrupted power supply II, a signal relay transmission processor 10.
Detailed Description
The invention provides a belt conveyor material accumulation detection system based on three-dimensional image and video technology, which comprises a belt conveyor 1, a high-definition camera 2, a main controller 3 and a video monitoring and alarming device host 4, wherein the high-definition camera 2, the main controller 3 and the video monitoring and alarming device host 4 are in signal connection, a signal relay transmission processor I5 is in signal connection between the high-definition camera 2 and the video monitoring and alarming device host 4, an audible and visual alarm 6 is in signal connection on the video monitoring and alarming device host 4, the audible and visual alarm 6, the high-definition camera 2, the signal relay transmission processor I5 and the video monitoring and alarming device host 4 are powered by an explosion-proof uninterrupted power supply I7, and a signal relay transmission processor II 8 is in signal connection between the main controller 3 and the video monitoring and alarming device host 4, and the second signal relay transmission processor 8 supplies power through a second explosion-proof uninterrupted power supply 9.
High definition appearance 2 of making a video recording is installed in 1 coal bunker mouth 1.5~2.5 meters department of belt feeder, 2 one side of high definition appearance of making a video recording is equipped with the light filling lamp rather than the cooperation use, adopts remote non-contact measurement, has improved high definition appearance 2's life greatly, and the supplementary light filling lamp is assisted high definition appearance 2 of making a video recording and is shot, guarantees to shoot image, video definition.
The controller of the belt conveyor 1 adopts a PLC, the controller of the belt conveyor 1 is in signal connection with the main controller 3, and the input end and the output end of the PLC of the controller of the belt conveyor 1 are allocated with corresponding IP addresses, so that the running state and corresponding parameters of the belt conveyor 1 can be checked and modified.
The signal connection has ground control management backstage 10 on the master controller 3, ground control management backstage 10 and video monitoring alarm device host computer 4 signal connection, and ground control management backstage 10 collects data and real time monitoring each equipment's running state, concentrates the demonstration through the visual of data in centralized control room or dispatch room, through setting for unusual alarm value, can look over and monitor all equipment's running state directly perceivedly.
The main controller 3 is integrated with a processing module, a calculating module, an analyzing module, a storage module and a data transmission module, and the processing module is used for preprocessing video information, including image graying and filtering processing, so that subsequent calculation is facilitated; the calculation module calculates the ratio of the number Qc of coal particles in the image to the total number Q of pixels of a demarcated detection area to obtain a relative area S, when the relative area S is larger than a first threshold Ts1, the situation of large coal blocks or coal piling in the image is determined, and when the relative area S is larger than a second threshold Ts2, the situation of coal piling is determined; a video analysis model library is arranged in the analysis module, and the characteristics of the acquired image are automatically identified and analyzed; the data transmission module receives and transmits video and image information. In order to improve the accuracy of calculation and analysis, an analysis mode and an algorithm based on a three-dimensional image recognition technology are constructed to form a special embedded intelligent video analyzer, a common foreign matter characteristic database is intelligently established, an embedded algorithm set is formed through three-dimensional image algorithm recognition and model training, and the database is continuously updated according to recognized data, so that the recognition accuracy of the algorithm is improved.
The working principle of the invention is as follows: when the belt conveyor material accumulation detection system based on the three-dimensional image and video technology is used, a high-definition camera erected above a coal bunker opening is used for continuously collecting working pictures of a monitoring area, and a main controller calculates the ratio of the number Qc of coal particle pixels in an image to the total number Q of pixels in a defined detection area through preprocessing (including image graying and filtering), so that a relative area S is obtained. When the relative area S is larger than a first threshold Ts1, determining that a large coal block or coal pile condition exists in the image, and when the relative area S is larger than a second threshold Ts2, determining that the coal pile condition occurs. In order to improve the accuracy, an analysis mode and an algorithm based on a three-dimensional image recognition technology are constructed to form a special embedded intelligent video analyzer, a related video analysis model library and an algorithm set are embedded into the analyzer, and the characteristics of the acquired image are automatically recognized and analyzed. The method comprises the steps of intelligently establishing a common foreign matter characteristic database, forming an embedded algorithm set through three-dimensional image algorithm identification and model training, continuously updating the database according to identified data, and improving the identification accuracy of the algorithm. And transmitting the real-time video information to a data signal relay transmission processor and an earth surface monitoring management background center for displaying. If the belt below the conveyor unit is suddenly stopped and the belt above the conveyor unit continues to produce or a large material blocks the bin opening (the coal flow of the discharging bin opening exceeds the set height and time), the video monitoring device sends out an alarm and a stop signal. The ground monitoring management background can check the running state of the real-time high-quality display conveyer belt on line and realize the storage of large-capacity data. A multi-way switching mode, a history recording playback, and the like are supported. The system has the function of displaying images by a display, users in the local area network can browse and access video images on a computer, and the user authority adopts a centralized management mode to uniformly manage and set parameters, authority and the like. The database of the normal operation characteristics and the deviation characteristics of the conveying belt is intelligently established, so that the historical statistics and the characteristic construction of deviation abnormity are realized, and the deviation monitoring is more accurate. The distance between the high-definition camera and the coal bunker opening is 1.5-2.5 m, and the service life of the measuring instrument is greatly prolonged through long-distance non-contact measurement.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a belt feeder material piles up detecting system based on three-dimensional image and video technique, includes belt feeder (1), high definition appearance (2), master controller (3) and video monitoring alarm device host computer (4), its characterized in that: the high-definition camera (2), the main controller (3) and the video monitoring and alarming device host (4) are in signal connection, a signal relay transmission processor I (5) is connected between the high-definition camera (2) and the video monitoring alarm device host (4) through signals, the video monitoring alarm device host (4) is connected with an audible and visual alarm (6) through signals, the audible and visual alarm (6), the high-definition camera (2), the signal relay transmission processor I (5) and the video monitoring alarm device host (4) are powered by an explosion-proof uninterrupted power supply I (7), a second signal relay transmission processor (8) is connected between the master controller (3) and the main machine (4) of the video monitoring and alarming device through signals, and the second signal relay transmission processor (8) supplies power through a second explosion-proof uninterrupted power supply (9).
2. The belt conveyor material accumulation detection system based on the three-dimensional image and video technology as claimed in claim 1, characterized in that: high definition appearance (2) of making a video recording are installed in belt feeder (1) coal bunker mouth 1.5~2.5 meters department, high definition appearance (2) one side of making a video recording is equipped with rather than the light filling lamp that cooperates the use.
3. The belt conveyor material accumulation detection system based on the three-dimensional image and video technology as claimed in claim 1, characterized in that: the controller of the belt conveyor (1) adopts a PLC, and the controller of the belt conveyor (1) is in signal connection with the main controller (3).
4. The belt conveyor material accumulation detection system based on the three-dimensional image and video technology as claimed in claim 1, characterized in that: the ground monitoring and alarming device is characterized in that a ground monitoring and managing background (10) is connected to the main controller (3) through signals, and the ground monitoring and managing background (10) is connected with the video monitoring and alarming device host (4) through signals.
5. The belt conveyor material accumulation detection system based on the three-dimensional image and video technology as claimed in claim 1, characterized in that: the main controller (3) is integrated with a processing module, a calculating module, an analyzing module, a storage module and a data transmission module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910963054.0A CN110540042A (en) | 2019-10-11 | 2019-10-11 | Belt feeder material piles up detecting system based on three-dimensional image and video technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910963054.0A CN110540042A (en) | 2019-10-11 | 2019-10-11 | Belt feeder material piles up detecting system based on three-dimensional image and video technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110540042A true CN110540042A (en) | 2019-12-06 |
Family
ID=68715544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910963054.0A Pending CN110540042A (en) | 2019-10-11 | 2019-10-11 | Belt feeder material piles up detecting system based on three-dimensional image and video technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110540042A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110589406A (en) * | 2019-10-11 | 2019-12-20 | 宁夏广天夏电子科技有限公司 | Belt deviation detection system based on three-dimensional image and intelligent video technology |
| CN112193765A (en) * | 2020-10-29 | 2021-01-08 | 河南理工大学 | Material accumulation detection system for belt conveyor head |
| CN113998416A (en) * | 2021-11-08 | 2022-02-01 | 宁夏广天夏电子科技有限公司 | Belt tension monitoring system |
| CN115359638A (en) * | 2022-08-26 | 2022-11-18 | 山东千颐科技有限公司 | Chute coal piling alarm device |
Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3609737A (en) * | 1968-06-28 | 1971-09-28 | Xerox Corp | Method and apparatus for article detection utilizing corona discharge |
| EP0133679A1 (en) * | 1983-08-03 | 1985-03-06 | LUCO-TECHNIC GMBH Verfahrentechnische Anlagen | Sack separating device for decomposing stacks of single elements, and a supplemental method |
| DD264199A1 (en) * | 1987-09-01 | 1989-01-25 | Wtoez Fleischind Veb | DEVICE FOR DISPLACING CONSERVATION SERIES |
| JPH03232613A (en) * | 1990-02-09 | 1991-10-16 | Nittetsu Mining Co Ltd | Article accumulating state detecting method and device |
| US5585917A (en) * | 1994-03-16 | 1996-12-17 | Gea Till Gmbh & Co. | Method and apparatus for checking containers |
| JP2002196625A (en) * | 2000-12-22 | 2002-07-12 | Sharp Corp | Image forming device |
| US20020118107A1 (en) * | 2000-11-30 | 2002-08-29 | Kenji Yamamoto | Home security video system using internet technique |
| JP2004211991A (en) * | 2003-01-06 | 2004-07-29 | Kawasaki Heavy Ind Ltd | Clinker quantity measuring instrument for dry ash conveyor |
| US20050086698A1 (en) * | 2003-10-20 | 2005-04-21 | Wang Cheng-Yu | Automatic monitoring and alerting device |
| CN103241521A (en) * | 2013-05-16 | 2013-08-14 | 济南伊斯达自控工程有限公司 | Belt operation control system and control method thereof |
| CN203772403U (en) * | 2014-03-12 | 2014-08-13 | 北京工业职业技术学院 | Belt weigher measurement monitoring system |
| CN104670845A (en) * | 2015-03-13 | 2015-06-03 | 宁夏广天夏电子科技有限公司 | Intelligent accumulation and tearing detection device for belt conveyors |
| CN204489903U (en) * | 2015-03-13 | 2015-07-22 | 宁夏广天夏电子科技有限公司 | Band conveyor safety detection protective device |
| CN107169969A (en) * | 2017-05-12 | 2017-09-15 | 重庆大学 | A kind of measurement of highway crag collapse deposit thing size and warning system based on FPGA |
| JP2018059890A (en) * | 2016-10-07 | 2018-04-12 | 萬里科技股▲ふん▼有限公司 | Length measurement method to be used in two-dimensional shot picture |
| WO2018168113A1 (en) * | 2017-03-16 | 2018-09-20 | 日本電気株式会社 | Accumulation management apparatus, accumulation management method, and program |
| CN109353778A (en) * | 2018-11-06 | 2019-02-19 | 深圳蓝胖子机器人有限公司 | Caching and feeding method, device and computer-readable storage media |
| CN208916147U (en) * | 2018-07-19 | 2019-05-31 | 西安华控智能系统工程有限公司 | Thermal power plant's coal conveyer belts chute blockage detection device based on machine vision |
| CN110053943A (en) * | 2019-05-21 | 2019-07-26 | 精英数智科技股份有限公司 | A kind of monitoring method of artificial intelligence video identification belt coal piling |
| CN110053944A (en) * | 2019-05-22 | 2019-07-26 | 合肥市信同信息科技有限公司 | A kind of coal conveyer belt feed opening drop point detection system of view-based access control model and laser |
| CN210884127U (en) * | 2019-10-11 | 2020-06-30 | 宁夏广天夏电子科技有限公司 | Belt feeder material piles up detecting system based on three-dimensional image and video technology |
-
2019
- 2019-10-11 CN CN201910963054.0A patent/CN110540042A/en active Pending
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3609737A (en) * | 1968-06-28 | 1971-09-28 | Xerox Corp | Method and apparatus for article detection utilizing corona discharge |
| EP0133679A1 (en) * | 1983-08-03 | 1985-03-06 | LUCO-TECHNIC GMBH Verfahrentechnische Anlagen | Sack separating device for decomposing stacks of single elements, and a supplemental method |
| DD264199A1 (en) * | 1987-09-01 | 1989-01-25 | Wtoez Fleischind Veb | DEVICE FOR DISPLACING CONSERVATION SERIES |
| JPH03232613A (en) * | 1990-02-09 | 1991-10-16 | Nittetsu Mining Co Ltd | Article accumulating state detecting method and device |
| US5585917A (en) * | 1994-03-16 | 1996-12-17 | Gea Till Gmbh & Co. | Method and apparatus for checking containers |
| US20020118107A1 (en) * | 2000-11-30 | 2002-08-29 | Kenji Yamamoto | Home security video system using internet technique |
| JP2002196625A (en) * | 2000-12-22 | 2002-07-12 | Sharp Corp | Image forming device |
| JP2004211991A (en) * | 2003-01-06 | 2004-07-29 | Kawasaki Heavy Ind Ltd | Clinker quantity measuring instrument for dry ash conveyor |
| US20050086698A1 (en) * | 2003-10-20 | 2005-04-21 | Wang Cheng-Yu | Automatic monitoring and alerting device |
| CN103241521A (en) * | 2013-05-16 | 2013-08-14 | 济南伊斯达自控工程有限公司 | Belt operation control system and control method thereof |
| CN203772403U (en) * | 2014-03-12 | 2014-08-13 | 北京工业职业技术学院 | Belt weigher measurement monitoring system |
| CN104670845A (en) * | 2015-03-13 | 2015-06-03 | 宁夏广天夏电子科技有限公司 | Intelligent accumulation and tearing detection device for belt conveyors |
| CN204489903U (en) * | 2015-03-13 | 2015-07-22 | 宁夏广天夏电子科技有限公司 | Band conveyor safety detection protective device |
| JP2018059890A (en) * | 2016-10-07 | 2018-04-12 | 萬里科技股▲ふん▼有限公司 | Length measurement method to be used in two-dimensional shot picture |
| WO2018168113A1 (en) * | 2017-03-16 | 2018-09-20 | 日本電気株式会社 | Accumulation management apparatus, accumulation management method, and program |
| CN107169969A (en) * | 2017-05-12 | 2017-09-15 | 重庆大学 | A kind of measurement of highway crag collapse deposit thing size and warning system based on FPGA |
| CN208916147U (en) * | 2018-07-19 | 2019-05-31 | 西安华控智能系统工程有限公司 | Thermal power plant's coal conveyer belts chute blockage detection device based on machine vision |
| CN109353778A (en) * | 2018-11-06 | 2019-02-19 | 深圳蓝胖子机器人有限公司 | Caching and feeding method, device and computer-readable storage media |
| CN110053943A (en) * | 2019-05-21 | 2019-07-26 | 精英数智科技股份有限公司 | A kind of monitoring method of artificial intelligence video identification belt coal piling |
| CN110053944A (en) * | 2019-05-22 | 2019-07-26 | 合肥市信同信息科技有限公司 | A kind of coal conveyer belt feed opening drop point detection system of view-based access control model and laser |
| CN210884127U (en) * | 2019-10-11 | 2020-06-30 | 宁夏广天夏电子科技有限公司 | Belt feeder material piles up detecting system based on three-dimensional image and video technology |
Non-Patent Citations (1)
| Title |
|---|
| 杨成龙等: "智能视频分析技术在带式输送机中的应用", 《能源与节能》, no. 2, 28 February 2017 (2017-02-28), pages 42 - 43 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110589406A (en) * | 2019-10-11 | 2019-12-20 | 宁夏广天夏电子科技有限公司 | Belt deviation detection system based on three-dimensional image and intelligent video technology |
| CN112193765A (en) * | 2020-10-29 | 2021-01-08 | 河南理工大学 | Material accumulation detection system for belt conveyor head |
| CN113998416A (en) * | 2021-11-08 | 2022-02-01 | 宁夏广天夏电子科技有限公司 | Belt tension monitoring system |
| CN113998416B (en) * | 2021-11-08 | 2022-07-01 | 宁夏广天夏电子科技有限公司 | Belt tension monitoring system |
| CN115359638A (en) * | 2022-08-26 | 2022-11-18 | 山东千颐科技有限公司 | Chute coal piling alarm device |
| CN115359638B (en) * | 2022-08-26 | 2023-06-27 | 山东千颐科技有限公司 | Chute coal pile alarm device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110540042A (en) | Belt feeder material piles up detecting system based on three-dimensional image and video technology | |
| CN110053943B (en) | Monitoring method for artificial intelligence video identification belt coal pile | |
| CN210884127U (en) | Belt feeder material piles up detecting system based on three-dimensional image and video technology | |
| CN109941700A (en) | Coal handling system Intelligent unattended cruising inspection system | |
| CN108928700B (en) | Hospital elevator safety three-dimensional monitoring cloud platform, system and method thereof, and elevator system | |
| CN104454011B (en) | Coal-face bump alarm method based on image | |
| CN108750854B (en) | Hospital elevator safety three-dimensional monitoring cloud platform, system and method thereof, and elevator system | |
| CN111569346B (en) | Intelligent fire extinguisher remote monitoring and management system | |
| CN109933034A (en) | A kind of Information Management System and method for sandstone aggregate production | |
| CN113895911A (en) | Intelligent coal flow control system, method and storage medium | |
| CN110589406A (en) | Belt deviation detection system based on three-dimensional image and intelligent video technology | |
| CN104454012A (en) | Coal mine driving face rock burst alarming method based on images | |
| CN107318039A (en) | A kind of intelligent pop-up monitoring and warning system | |
| CN104533526B (en) | Coal-face coal and gas prominent alarm method based on image | |
| CN110189112A (en) | A kind of building site management system and management method | |
| CN115394060A (en) | Intelligent AI video monitoring system for coal mine fully-mechanized coal mining face based on internet | |
| CN105930957A (en) | Risk early warning method for electric energy meter automatic verification line | |
| CN106657935A (en) | Coal cutter abnormal work and disaster alarm system based on images | |
| CN112377264A (en) | Coal and gas outburst alarm method based on image recognition acceleration characteristics | |
| CN112377265A (en) | Rock burst alarm method based on image recognition acceleration characteristics | |
| CN117495157A (en) | Coal mine goaf karst tunnel full-period construction characteristic information fusion and quality tracing system | |
| CN108252741A (en) | Coal working face floods alarm system based on infrared image | |
| CN117184814A (en) | Unmanned system of conveyer | |
| CN211392659U (en) | Belt feeder foreign matter detecting system based on three-dimensional image and intelligent video technique | |
| CN115892912A (en) | Anti-tearing comprehensive monitoring device for belt conveyor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 750001 room 1001, building 1, IBI Yucheng center, No. 490, Ning'an street, Jinfeng District, Yinchuan City, Ningxia Hui Autonomous Region Applicant after: Ningxia guangtianxia Technology Co.,Ltd. Address before: 750001 room 1001, building 1, IBI Yucheng center, No. 490, Ning'an street, Jinfeng District, Yinchuan City, Ningxia Hui Autonomous Region Applicant before: Ningxia Guangtianxia Electronics Technology Co.,Ltd. |
|
| CB02 | Change of applicant information |