A kind of insect prevention liquid flusher being arranged on pen tool,It mainly include pen tool and insect prevention liquid flusher； This has top system and is provided with a joint portion,The insect prevention liquid flusher system include an ontology,Be arranged what body bottom portion and connection joining part connecting fixed part,And the pressing spray head of setting what bodies top,The body interior system is provided with an accommodating space,The accommodating space system is filled with insect prevention liquid； Therefore,This creation is mainly that insect prevention liquid flusher setting what pen has top,The system's what open air outing of pen tool,Ecology record and write file when indoor reading,Insect prevention liquid flusher setting system resists the attack and interference of mosquito,The effect of quickly achieving repelling mosquitoes and preventing insects,Then prevent because the skin caused by bite by mosquitos is red and swollen,Itch,Allergy,Sense of discomfort derived from some Hous such as bubble,With reach it is easy-to-use,It is easy to carry to change the effect of easy with eliminating.一種設置在筆具上的防蟲液噴灑裝置，主要包含有筆具及防蟲液噴灑裝置；該筆具頂部係設置有一接合部，該防蟲液噴灑裝置係包含有一本體、設置於本體底部且連接接合部的接固部、以及設置於本體頂部的按壓噴頭，該本體內部係設置有一容置空間，該容置空間係裝填有防蟲液；因此，本創作主要係該防蟲液噴灑裝置設置於筆具頂端，筆具係用於戶外郊遊、室內閱讀時之生態記錄與書寫文件，防蟲液噴灑裝置設置係抵抗蚊蟲的襲擊與干擾，迅速地達到驅蚊防蟲之功效，則預防因蚊蟲叮咬所導致的肌膚紅腫、癢、過敏、水泡等一些之後衍生的不適感，以達到使用便利、攜帶方便與汰換容易之功效。
