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采用快开门型式开启的煤矿井下用防爆电气设备,其快开门结构对该产品壳体的防爆性能有至关重要的影响,就快开门结构对影响防爆性能的因素进行了分析,从原理上和从实际案例上对快开门结构进行分析,并就采用快开门结构的防爆型电气设备产品的隔爆外壳设计,提出了应该注意的几个关键问题。
Explosion-proof electrical equipment used in coal mine with quick-open door opens quickly. The structure of quick-opening door has a crucial impact on the explosion-proof performance of the product. Based on the analysis of the factors that affect the performance of explosion- From the actual case, the structure of the quick-open door is analyzed, and several key problems that should be noticed are put forward on the design of the flame-proof enclosure of the explosion-proof electrical equipment adopting the quick-open structure.