A wiring device, comprising a second wiring terminal and a mounting structure, the second wiring terminal configured to be mounted to a first base through the mounting structure, wherein the mounting structure comprises a mounting body, a fixing buckle and a positioning member; the mounting body is connected to the second wiring terminal, and one end of the fixing buckle and one end of the positioning member are configured to be connected to the first base; the fixing buckle passes through the mounting body and is buckled to the mounting body, and the positioning member passes through the mounting body; wherein the fixing buckle comprises a plurality of hooks, and one end of each of the hooks is provided with a third stop surface; the third stop surface facing towards the other side of the hook, and the plurality of hooks pass through the mounting body, such that the third stop surface abuts against a side surface of the mounting body; and ends of the plurality of hooks away from the third stop surface are configured to be connected to the first base; wherein each hook comprises an elastic connecting portion and an abut portion, and one end of the elastic connecting portion is configured to be connected to the first base; the abut portion is connected to the other end of the elastic connecting portion, and the third stop surface is disposed at one side of the abut portion close to the elastic connecting portion; one side of the abut portion away from the elastic connecting portion is an inclined plane; wherein the mounting structure further comprises a plurality of elastic members, each elastic member is wound around each elastic connecting portion, and each elastic member abuts between the first base and the mounting body; wherein each elastic member is a spring and is used for stably and effectively providing an effect of correcting a mounting tolerance for the mounting body. wherein the fixing buckle comprises a plurality of hooks, and one end of each of the hooks is provided with a third stop surface; the third stop surface facing towards the other side of the hook, and the plurality of hooks pass through the mounting body, such that the third stop surface abuts against a side surface of the mounting body; and ends of the plurality of hooks away from the third stop surface are configured to be connected to the first base; wherein each hook comprises an elastic connecting portion and an abut portion, and one end of the elastic connecting portion is configured to be connected to the first base; the abut portion is connected to the other end of the elastic connecting portion, and the third stop surface is disposed at one side of the abut portion close to the elastic connecting portion; one side of the abut portion away from the elastic connecting portion is an inclined plane; wherein the mounting structure further comprises a plurality of elastic members, each elastic member is wound around each elastic connecting portion, and each elastic member abuts between the first base and the mounting body; wherein each elastic member is a spring and is used for stably and effectively providing an effect of correcting a mounting tolerance for the mounting body.