The utility model provides a drip proof device for drinking machine with external heat tank, including the injection rod end is provided with a water outlet and a sealing rod, can be formed in the outlet for the export channel in the injection rod and the sealing rod between the sealing rod into the water inside the rod through the elastic member is disposed between the two parts the formation of the elastic sealing rod assembly, in force and elastic force of injection rod relative displacement can be generated after the elastic component reduction, the outlet is arranged on the inner side of the elastic reset block as end face, and the inner end face seal can form a seal with the bar is provided with a baffle. A seal between the baffle and the inner end face is also included. The utility model can effectively solve the hot water tank external type drinking machine in the end or after the end of the user to take the kettle heating kettle will cause water leakage rod problem, has the advantages of simple structure, reliable function, convenient and practical.
【技术实现步骤摘要】
【技术保护点】
１．一种热罐外置式饮水机的防滴漏装置，包括端部设有出水口（１３）的注水杆（１）和密封杆（３），在所述注水杆（１）和密封杆（３）之间能形成以出水口（１３）为出口的水道，其特征在于：所述密封杆（３）伸入注水杆（１）内部通过设置在此两部件之间的弹性部件（４）形成弹性装配，在密封杆（３）受力与注水杆（１）产生相对位移后能在弹性部件（４）产生的弹力作用下复位，出水口（１３）内侧设有作为上述弹性复位挡位的内端面（１８），密封杆（３）上设有能与内端面（１８）形成密封配合的挡板（３１）。
【技术特征摘要】
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