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礦用帶式輸送機自動化巡檢裝置研究及應用

發(fā)布時間:2018-05-10 05:55

  本文選題:帶式輸送機 + 自動巡檢和檢修; 參考:《中國科學院大學(中國科學院工程管理與信息技術學院)》2017年碩士論文


【摘要】:在礦山生產中,帶式輸送機作為重要的運輸設備,應用十分廣泛,但由于煤礦井下運輸巷道內環(huán)境條件惡劣,在長期運行過程中,會經常發(fā)生各類事故,存在極大事故隱患,例如帶面斷帶、帶面縱撕、膠帶跑偏、膠帶打滑、火災等,因此對皮帶機運行過程的全線監(jiān)控非常重要。傳統(tǒng)的監(jiān)控方式通常采用人工巡檢或安裝固定攝像頭定點監(jiān)視,這兩種方式都存在一定弊端:人工巡查浪費人力、效率低下,并且惡劣條件對人身安全存在威脅;固定攝像頭定點監(jiān)視的范圍有限,需要在運輸沿線布置大量攝像頭,不僅圖像切換、監(jiān)視、存儲任務量大,而且布線多、功耗大、維護任務艱巨,綜合效率低下。降低工人勞動強度和勞動風險、減少用工數(shù)量,已成為各單位迫切需要解決的問題,也是行業(yè)發(fā)展趨勢。另外,帶式輸送機日常檢修受限于安裝巷道尺寸,檢修所需的備品備件只能通過人工向故障點運輸,對于大型且運輸距離較長的帶式輸送機而言,備品備件尺寸和重量均較大,人工長距離運輸非常困難,勞動強度大、有效檢修時間短,導致檢修效率極低,大大延長了帶式輸送機故障時間。因此,如何改善工人勞動環(huán)境、提升檢修效率、有效縮短帶式輸送機故障時間,也是帶式輸送機智能化發(fā)展過程中需解決的重要問題之一。作者完成的主要工作如下:(1)完成自動巡檢裝置的結構設計和搭載設備選型;赟olidWorks進行三維建模,利用ANSYS對驅動機構進行有限元仿真分析。(2)完成充電器閉鎖裝置的設計。(3)完成數(shù)據采集系統(tǒng)及控制系統(tǒng)的設計。軌道式自動巡檢裝置系統(tǒng)軟件根據功能可將程序劃分為4部分,分別為音視頻控制程序、巡檢裝置本體行走控制程序、溫度煙霧數(shù)據采集與分析程序和數(shù)據存儲與傳輸。(4)完成利用井下4G無線通訊系統(tǒng)實現(xiàn)自動巡檢裝置的信息傳輸。通過在自動巡檢裝置運行的區(qū)域設置核心基站及分站,實現(xiàn)運行區(qū)域無線網絡全覆蓋,通過自動巡檢裝置自帶的交換機和無線終端實現(xiàn)與無線網絡通訊。(5)完成了自動巡檢裝置的現(xiàn)場調試試驗。本文根據龍王溝煤礦建設目標,結合煤炭企業(yè)生產的實際情況,探討帶式輸送機安全、高效巡檢和檢修的方法。主要通過對帶式輸送機日常運行監(jiān)控、巡檢、檢修方式的分析,利用機器人及檢修纜車技術,以數(shù)字化礦山技術為基礎,設計完成帶式輸送機自動巡檢裝置,并用生產實際驗證實施效果,實現(xiàn)龍王溝煤礦帶式輸送機少人無人、安全高效的生產目標。
[Abstract]:Belt conveyor, as an important transportation equipment, is widely used in mine production. However, due to the poor environment in the underground transportation roadway of coal mine, various accidents often occur in the long-term operation process, and there are great hidden dangers of accidents. For example, belt break, belt longitudinal tear, belt deviation, tape slip, fire and so on, so it is very important to monitor the whole line of belt machine running process. The traditional monitoring methods usually use manual inspection or fixed camera fixed point surveillance. These two methods have some disadvantages: manual inspection is a waste of manpower, low efficiency, and bad conditions threaten the personal safety; Because of the limited range of fixed camera fixed point surveillance, a large number of cameras need to be arranged along the transportation line. Not only the image switching, monitoring, storage tasks, but also more wiring, large power consumption, difficult maintenance task, low comprehensive efficiency. Reducing the labor intensity and risk of workers and reducing the number of employed workers has become an urgent problem to be solved by all units, and is also the development trend of the industry. In addition, the daily maintenance of belt conveyor is limited by the size of the installation roadway, the spare parts needed for maintenance can only be transported manually to the fault point. For the large belt conveyor with long transportation distance, the size and weight of spare parts are large. The manual long distance transportation is very difficult, the labor intensity is large, the effective overhaul time is short, the maintenance efficiency is extremely low, and the fault time of belt conveyor is greatly prolonged. Therefore, how to improve the working environment of workers, improve the efficiency of maintenance, effectively shorten the failure time of belt conveyor, is also one of the important problems to be solved in the process of intelligent development of belt conveyor. The main work accomplished by the author is as follows: 1) completing the structural design of the automatic inspection device and the selection of the loading equipment. The 3D modeling based on SolidWorks and the finite element simulation analysis of the drive mechanism with ANSYS. (2) the design of the locking device of the charger and the design of the data acquisition system and the control system are completed. According to the function, the system software of track type automatic inspection device can divide the program into four parts, which are audio and video control program, patrol device body walking control program, etc. Temperature smoke data acquisition and analysis program and data storage and transmission. 4) the use of underground 4G wireless communication system to realize the automatic inspection device information transmission. By setting core base stations and sub-stations in the area where the automatic inspection device operates, the wireless network in the running area can be fully covered. The field debugging test of the automatic patrol device is completed through the exchange and wireless terminal of the automatic inspection device and the communication with the wireless network. According to the construction target of Longwanggou coal mine and the actual production situation of coal enterprises, this paper discusses the methods of safety, high efficiency inspection and maintenance of belt conveyer. Based on the digital mine technology, the automatic inspection and inspection device of belt conveyor is designed based on the analysis of daily operation monitoring, inspection and inspection of belt conveyor, and the use of robot and maintenance cable car technology. The practical application effect is verified and the production target of belt conveyer in Longwanggou coal mine is realized, which has fewer people and less people and is safe and efficient.
【學位授予單位】:中國科學院大學(中國科學院工程管理與信息技術學院)
【學位級別】:碩士
【學位授予年份】:2017
【分類號】:TD634.1

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