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发明名称
自控水力截齿
摘要
本实用新型公开了一种应用于高压水射流采掘机械的自控水力截齿。由于它适当地调整了喷嘴的位置和改变了自控阀等结构,该水力截齿能够实现高压水射流和截齿的结合破碎,减小截齿受力,降低对水压的要求,能够满足高效低耗破碎要求及获得最佳灭尘效果。本实用新型能够实现高压水开关机构自控,最大限度地减少喷出无用射流的能量消耗,节省水量。由于其外形包括齿座所占空间同普通截齿一样,因此,保证了在现有采掘机械上的适用。
申请公布号
CN86206244U
申请公布日期
1988.08.24
申请号
CN86206244
申请日期
1986.08.26
申请人
中国矿业学院
发明人
段雄;程大中
分类号
E21C25/38;E21C35/22
主分类号
E21C25/38
代理机构
代理人
主权项
1、一种应用于高压水射流采掘机械的自控水力截齿,它由刃尖体(1),密封环垫(2),截齿体(3),阀杆(4),截齿座(5),O型密封圈(6),挡板(7),凸肩式阀套(8),端盖(9),弹性挡圈(10),喷咀(11)所组成。其特征是:喷咀(11)位于刃尖体(1)的环刃的中心。
地址
江苏省徐州市南郊
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