摘要：【中文】本发明公开一种汽车灯具内部调节机构的固定结构，属于汽车灯具技术领域。它包括衬套和球座，衬套包括用于调节机构球头进入的V型开口和用于固定调节机构球头的衬套球窝，球座包括至少两个用于限位衬套的球座卡脚、用于配合自攻螺钉的螺钉孔和用于固定衬套的球座球窝，球座通过自攻螺钉与光学模组支架固定连接。本发明的固定结构增加了衬套，使得安装省力、装配牢固，改善了调节机构的稳定性。 【EN】The invention discloses a fixing structure of an adjusting mechanism in an automobile lamp, and belongs to the technical field of automobile lamps. It includes bush and ball seat, and the bush is including the V type opening that is used for the adjustment mechanism bulb to get into and the bush ball socket that is used for fixed adjustment mechanism bulb, and the ball seat includes at least two ball seat card feet that are used for spacing bush, is used for cooperating tapping screw's screw hole and the ball seat ball socket that is used for fixed bush, and the ball seat passes through tapping screw and optical module support fixed connection. The fixing structure of the invention is additionally provided with the bush, so that the installation is labor-saving, the assembly is firm, and the stability of the adjusting mechanism is improved.