Cosmetic bottle with replaceable internal components

A cosmetic bottle with replaceable internal components, comprising a cover, a button, an inner connecting member, a brush rod, an inner bottle, a clamping ring, and an outer bottle, wherein the cover, the button, the inner connecting member, the brush rod, the inner bottle, the clamping ring, and the outer bottle that are coaxially arranged, wherein the button comprises a first button and a second button, the inner connecting member comprises a first inner connecting member and a second inner connecting member, the first button is placed in the first inner connecting member, the cover is sleeved on and fixedly connected to the first inner connecting member, the brush rod comprises a rod body, a first end of the rod body is provided with a head, and a second end of the rod body is fixedly connected to a brush head, the head of the brush rod is inserted into the first inner connecting member, the head of the brush rod is configured to pop out of the cover by pressing the first button, an upper connecting portion and a lower connecting portion are arranged at an upper end and a lower end of the inner bottle respectively, the upper connecting portion is detachably connected to the head of the brush rod, the lower connecting portion is fixedly connected to the clamping ring, the second inner connecting member is fixed in a lower opening end of the outer bottle, the second button is placed in the second inner connecting member, the outer bottle is sleeved on an outer side of the inner bottle, the clamping ring extends into the second inner connecting member, and the inner bottle is configured to pop out of the outer bottle by pressing the second button.