QDZM系列气动挡车门 厂家直销

二、用途

QDZM系列气动挡车门主要应用于煤矿轨道运输路线中，有QDZM6型和QDZM9型，QDZM6型适用于600㎜轨距，QDZM9型适用于900㎜轨距。我公司也可根据用户要求加工制造专用气动挡车门。

三、主要特点及参数

1.结构简单，成本低，安装、维修方便

2.气体动力，抗干扰，安全可靠

3.灵敏度高，协调性好，操作省力  

4.气缸规格：125x600

5.气控压力：0.1—0.8MPa                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           

四、结构特征、工作原理

QDZM系列气动挡车门主要由挡车门、气缸固定架、挡车固定架、气缸、气控箱等零部件组成。

QDZM系列气动挡车门依靠气控阀的不同换向，实现阻挡或放行矿车。搬动气控箱的控制阀，气缸活塞杆在压缩空气的作用下伸出，同时带动挡车门的臂杆、挡车门绕气缸固定架的转轴进行转动，打开挡车门，放行矿车；当矿车通过后，搬下气控箱的控制阀，气缸活塞杆在压缩空气的作用下收缩，挡车门绕气缸固定架的转轴进行转动，关闭挡车门。

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