Quick connection structure and ceiling lamp

A quick connection structure, wherein:

• the quick connection structure is configured to connect a lamp body to a mounting surface, the lamp body is provided with a second limiting member, wherein the quick connection structure is in a circular shape, an edge of the quick connection structure is formed with a first annular wall extending towards the lamp body, the lamp body is provided with a second annular wall extending towards the quick connection structure, and
• the second annular wall is provided on an inner side of the first annular wall, the quick connection structure is provided with a first limiting member, an inner wall of the second annular wall is provided with a second limiting member configured to cooperate with the first limiting member;
• in response to the quick connection structure covering an outer side of the second annular wall, the lamp body is rotated to drive the first limiting member to cooperate with the second limiting member to install the lamp body on the quick connection structure, wherein an annular groove is provided between the first annular wall and the first limiting member, the annular groove being configured to allow rotation of the second annular wall, wherein the first limiting member comprises a bearing portion configured to carry the second limiting member and a stop portion configured to prevent excessive rotation of the second limiting member, and wherein the bearing portion and the stop portion are enclosed to form an accommodating chamber configured to accommodate the second limiting member.