The utility model relates to a lamp body for fishing gear with a buckle structure.Including: a lamp body for lighting,The lower end of the utility model extends a positive lead and a negative lead.An insulator is wrapped on the positive lead of the lamp body.Insulation is formed between the positive lead and the negative lead of the lamp body；The insulating part is made of non-conductive material；A battery is used to supply power to the lamp body；The upper end of the battery forms two electric poles；A buckle sleeve is used for installing the lamp body and the battery.It is a circular tube structure with hollow space.The two ends of the buckle sleeve form an opening；A gap is formed on the side wall of the buckle sleeve.The notch extends upward from the bottom end of the buckle sleeve to the middle part of the buckle sleeve.The buckle sleeve is arranged on the side walls on both sides of the notch to form a clamping structure.In the installation state,The battery is inserted into the buckle sleeve through the lower opening of the buckle sleeve.The two electric ends of the battery are respectively connected with the positive wire and the negative wire of the lamp body.And fixed by the clamping structure of the buckle sleeve；The buckle sleeve is made of elastic material.Therefore, the battery can be tightly clamped with its elasticity.一種卡扣結構之漁具使用燈體，包含：一燈體用於發光，其下端延伸出一正極導線及一負極導線；一絕緣件包覆於該燈體的該正極導線上，使得該燈體的該正極導線及該負極導線之間形成絕緣；該絕緣件為不導電材質構成；一電池用於提供電力予該燈體；該電池上端形成兩電極端；一卡扣套筒用於安裝該燈體及該電池，為具有中空空間的圓管結構，該卡扣套筒的兩端形成開口；其中該卡扣套筒的側壁上形成一缺口，該缺口由該卡扣套筒的底端向上延伸至該卡扣套筒中段處，使得該卡扣套筒位於該缺口兩側的側壁形成一夾固結構，在安裝狀態下，該電池係由該卡扣套筒的下端開口插入該卡扣套筒內，該電池的該兩電極端分別連接該燈體的該正極導線及該負極導線，而由該卡扣套筒的夾固結構固定住；該卡扣套筒為彈性材料所製成，所以可以以其彈性緊夾該電池。
