Refillable cosmetic container

Abstract

This disclosure relates to a refillable cosmetic container. According to an aspect of the disclosure, a refillable cosmetic container can be provided, which includes a refill container configured to store a content, and a container body selectively coupled with the refill container, wherein in the refill container, a fixing groove is formed, and wherein in the container body, an elastic part is formed, which is provided to be elastically deformable by an external force applied by the refill container, and which is configured to be fixed in the fixing groove via the relative rotation between the refill container and the container body.

What is claimed is: 
     
         1 . A refillable cosmetic container comprising:
 a refill container configured to store a content; and   a container body selectively coupled with the refill container,   wherein in the refill container, a fixing groove is formed, and   wherein in the container body, an elastic part is formed, which is provided to be elastically deformable by an external force applied by the refill container, and which is configured to be fixed in the fixing groove via the relative rotation between the refill container and the container body.   
     
     
         2 . The refillable cosmetic container of  claim 1 , wherein on the outer side of the refill container, at least one rotation protrusion is formed, and
 wherein in the inner side of the container body, a guide groove is formed, which is configured to guide the movement of the rotation protrusion.   
     
     
         3 . The refillable cosmetic container of  claim 2 , wherein when the rotation protrusion descends along a first guide groove extending in a vertical direction, the elastic part is elastically deformed outward in a radial direction by a wing part protruding from the container body,
 wherein when the rotation protrusion moves along a second guide groove extending in a circumferential direction, the elastic part remains in the elastically deformed state by the wing part, and   wherein when the rotation protrusion reaches an end point located at the end of the second guide groove, the elastic part is released from the elastically deformed state, and is inserted into the fixing groove.   
     
     
         4 . The refillable cosmetic container of  claim 1 , wherein in the refill container, a wing part is formed, which is configured to be seated on the container body,
 wherein the wing part is formed along the circumference of the refill container, and is provided with a non-continuous portion, and   wherein the fixing groove is formed by the non-continuous portion of the wing part.   
     
     
         5 . The refillable cosmetic container of  claim 2 , wherein the guide groove includes:
 a first guide groove extending in a vertical direction and provided with an inlet through which the rotation protrusion is introduced; and   a second guide groove connected to the first guide groove and extending in a circumferential direction, and   wherein in one side of the second guide groove, an elastic protrusion is provided, which is configured to fix the rotation protrusion.   
     
     
         6 . The refillable cosmetic container of  claim 5 , wherein in the inner side of the container body, a deformation groove is formed, which is located at a predetermined distance from the second guide groove and allows elastic deformation of the elastic protrusion. 
     
     
         7 . The refillable cosmetic container of  claim 1 , wherein the refill container includes:
 a refill container body forming a content storage space configured to store the content; and   a wing part protruding outward along the circumference of the refill container body.   
     
     
         8 . The refillable cosmetic container of  claim 7 , wherein the container body includes:
 a first inner surface configured to be in contact with the refill container body; and   a second inner surface which has a diameter greater than that of the first inner surface and is configured to surround the wing part.   
     
     
         9 . The refillable cosmetic container of  claim 1 , wherein the elastic part includes:
 a tension lever which extends from the first inner surface of the container body configured to be in contact with the refill container, and which is configured to be elastically deformed in a radial direction; and   a locking lever which extends from the tension lever and is configured to be caught in the fixing groove.   
     
     
         10 . The refillable cosmetic container of  claim 9 , wherein the locking lever includes a third inner surface protruding inward further than a second inner surface configured to surround a wing part of the refill container. 
     
     
         11 . The refillable cosmetic container of  claim 1 , wherein in the container body, a cutout portion is formed along the periphery of the elastic part to allow elastic deformation of the elastic part. 
     
     
         12 . The refillable cosmetic container of  claim 2 , wherein a first angle formed by the rotation protrusion and the fixing groove is greater than a second angle formed by the elastic part and a first guide groove. 
     
     
         13 . The refillable cosmetic container of  claim 4 , wherein the wing part includes:
 a lower side surface forming the lower side of the wing part;   an upper side surface forming the upper side of the wing part;   a first support surface extending downward from the upper side surface; and   a first inclined surface extending slantingly from the first support surface to the lower side surface.   
     
     
         14 . A refillable cosmetic container comprising:
 a refill container configured to store a content; and   a container body selectively coupled with the refill container,   wherein on the outer side of the refill container, at least one rotation protrusion is formed, and   wherein in the inner side of the container body, a guide groove is formed, to which the rotation protrusion is movably coupled.   
     
     
         15 . The refillable cosmetic container of  claim 14 , wherein the guide groove includes:
 a first guide groove extending in a vertical direction; and   a second guide groove connected to the first guide groove and extending in a circumferential direction, and   wherein on one side of the upper or lower portion of the second guide groove, an elastic protrusion is provided, which is elastically deformable by the rotation protrusion and prevents the rotation of the rotation protrusion.   
     
     
         16 . The refillable cosmetic container of  claim 15 , wherein on the upper or lower side of the elastic protrusion a deformation groove is formed, which allows the elastic deformation of the elastic protrusion. 
     
     
         17 . The refillable cosmetic container of  claim 16 , wherein on the upper or lower side of the elastic protrusion, a deformation surface is formed, which forms one side of the deformation groove, and
 wherein the deformation surface is provided to be elastically deformable by receiving a force from the elastic protrusion.   
     
     
         18 . The refillable cosmetic container of  claim 17 , wherein on one side of the elastic protrusion, a slit is formed, which allows the deformation of the elastic protrusion. 
     
     
         19 . The refillable cosmetic container of  claim 18 , wherein the slit is provided as a space connecting the deformation groove and the second guide groove. 
     
     
         20 . The refillable cosmetic container of  claim 18 , wherein the slit is provided as a space connecting the deformation groove and the first guide groove.