Picture Frame

Abstract

A picture frame includes four frame sides forming a rectangular frame structure. An end portion of each frame side is provided with a mounting groove, and the frame side is provided with a picture groove for receiving an edge of a picture. The picture frame also includes four corners, with each corner arranged between two adjacent frame sides and provided with an insertion portion. The insertion portion is configured to be inserted into the mounting groove and connected to the mounting groove in a detachable manner. Each of the frame sides includes a first side that faces away from a wall surface during use and a second side that faces the wall surface during use. The picture groove is provided on the first side and/or the second side of each of the frame sides.

1 . A picture frame, comprising:
 four frame sides forming a rectangular frame structure, wherein an end portion of each frame side is provided with a mounting groove, and the frame side is provided with a picture groove for receiving an edge of a picture; and   four corners, wherein each corner is arranged between two adjacent frame sides and is provided with an insertion portion, and the insertion portion is configured to be inserted into the mounting groove and connected to the mounting groove in a detachable manner;   wherein each of the frame sides comprises a first side which faces away from a wall surface during use and a second side which faces the wall surface during use, and wherein the picture groove is provided on the first side and/or the second side of each of the frame sides.   
     
     
         2 . The picture frame of  claim 1 , further comprising:
 corner cover plates,   the corner is provided with a corner groove, and the corner cover plate is configured to press a part of the picture at the corner into the corner groove; and   one of the corner and the corner cover plate is provided with a corner engagement groove, and the other one of the corner and the corner cover plate is provided with a corner engagement protrusion that is configured to be inserted in the corner engagement groove.   
     
     
         3 . The picture frame according to  claim 1 , wherein the insertion portion is provided with an elastic protrusion that is configured to abut against a side wall of the mounting groove for position limiting. 
     
     
         4 . The picture frame according to  claim 3 , wherein the entire elastic protrusion is strip-shaped and is arranged along an extension direction of the insertion portion, one end of the elastic protrusion away from the corner is connected to the insertion portion, the other end of the elastic protrusion close to the corner is spaced apart from the insertion portion, and a side of the elastic protrusion away from the insertion portion has a convex curved structure, which is configured to abut against the side wall of the mounting groove. 
     
     
         5 . The picture frame according to  claim 1 , wherein a silicone strip is configured to be mounted to the picture, the picture groove is arranged along an extension direction of the frame side, and the silicone strip is configured to be embedded in the picture groove. 
     
     
         6 . The picture frame according to  claim 1 , wherein
 the corner cover plate is provided with a hanging hole for hanging; or   the corner is provided with a corner accommodating notch for insertion of the picture.   
     
     
         7 . The picture frame according to  claim 6 , wherein a disassembly opening is provided between the corner and the corner cover plate for insertion of a disassembly tool to separate the corner engagement protrusion and the corner engagement groove from each other. 
     
     
         8 . The picture frame according to  claim 1 , wherein
 a reinforcing support is provided between two adjacent frame sides; or   a reinforcing support is provided between two opposite frame sides.   
     
     
         9 . The picture frame according to  claim 1 , wherein the frame side is made of aluminum profile, and the corner is made of plastic or metallic material. 
     
     
         10 . The picture frame according to  claim 2 , wherein the insertion portion is provided with an elastic protrusion that is configured to abut against a side wall of the mounting groove for position limiting. 
     
     
         11 . The picture frame according to  claim 10 , wherein a silicone strip is configured to be mounted to the picture, the picture groove is arranged along an extension direction of the frame side, and the silicone strip is configured to be embedded in the picture groove. 
     
     
         12 . The picture frame according to  claim 5 , wherein
 the corner cover plate is provided with a hanging hole for hanging; and   the corner is provided with a corner accommodating notch for insertion of the picture.   
     
     
         13 . The picture frame according to  claim 5 , wherein
 a reinforcing support is provided between two adjacent frame sides; and   a reinforcing support is provided between two opposite frame sides.   
     
     
         14 . The picture frame according to  claim 5 , wherein the frame side is made of aluminum profile, and the corner is made of plastic or metallic material. 
     
     
         15 . The picture frame according to  claim 4 , wherein a silicone strip is configured to be mounted to the picture, the picture groove is arranged along an extension direction of the frame side, and the silicone strip is configured to be embedded in the picture groove. 
     
     
         16 . The picture frame according to  claim 15 , wherein the frame side is made of aluminum profile, and the corner is made of plastic or metallic material. 
     
     
         17 . The picture frame according to  claim 15 , wherein
 the corner cover plate is provided with a hanging hole for hanging; and   the corner is provided with a corner accommodating notch for insertion of the picture.   
     
     
         18 . The picture frame according to  claim 15 , wherein:
 a reinforcing support is provided between two adjacent frame sides; or   a reinforcing support is provided between two opposite frame sides.