除尘喷雾器是煤矿矿井必不可少的保健设施。喷雾器上的喷雾头,过去一直是使用外购的塑料和尼龙制品。这种喷雾头价格比较高,损坏消耗量大,丢失也很严重。据统计,全矿每月要用1,000余只,价值1,500余元。有时因为消耗量大、采购安装不及时而影响矿井安全和工人身体健康。 最近,我 Dust spray is an essential health care facilities in coal mines. Spray heads on sprayer used to be made of purchased plastic and nylon. This spray head price is relatively high, damage to consumption, loss is also very serious. According to statistics, the whole mine will use more than 1,000 pieces a month, worth more than 1,500 yuan. Sometimes because of consumption, procurement and installation is not timely affect the safety of the mine and the health of workers. Recently, me