The utility model discloses a dismountable advertisement
bulletin board, which comprises a
bulletin board and a mounting rack, the bottom of the
bulletin board is provided with an
insertion port, the inner side of the mounting rack is provided with an
insertion head, the
insertion port is dismountable on the insertion head, two sides of the mounting rack are provided with sliding ports, sliding blocks are arranged in the sliding ports in a sliding manner, and the sliding blocks are connected with the insertion head. A sliding opening is formed in the outer side of the publicity board body, a sliding block is arranged in the sliding opening, a fixing
assembly capable of being sealed is arranged on the sliding block, the fixing
assembly is used for fixing the publicity board body, a screw opening is formed in the outer side of the sliding opening, a hexagon socket screw is arranged in the screw opening, a second sealing
rubber ring is arranged on one side of the hexagon socket screw, and a sealing plate is arranged outside the screw opening. The first sealing
rubber ring is attached to the outer side of the fixing opening, and the second sealing
rubber ring is attached to the outer side of the screw opening, so that the structure on the inner side is sealed, water drops are prevented from entering the fixing opening and entering the screw opening from the outer side of the mounting frame, the situation that internal threads
rust can be effectively avoided, and dismounting and mounting are convenient.