近年来，随着混凝土喷射机具的发展，与机具配套使用的速凝添加器也出现多种形式。这些添加器中多数是用于添加粉状速凝剂的，少数用于添加液体速凝剂的添加器因存在加人口易堵塞、加入量难以控制等问题而不能正常使用。然而，在使用湿喷机具进行混凝土喷射作业时，由于湿喷工 In recent years, with the development of concrete spraying equipment, the quick-setting additive device that is used together with the implement also appears in many forms. Most of these feeders are used to add powder quick-setting admixture, a small number of additives used to add liquid quick-setting admixture because of the presence of easy to plug the population, the amount is difficult to control and other issues can not be used normally. However, when wet spraying equipment is used for concrete spraying, wet spraying is required