Reverse osmosis treatment device for purified water

The utility model discloses a purified water reverse osmosis treatment device which comprises a reverse osmosis treatment device body, a control device is arranged on one side of the reverse osmosis treatment device body, a control panel is arranged on the front end face of the control device body, a dustproof blocking door is arranged on one side of the control panel, and a fixing block A is arranged on the front end face of the control panel. A clamping groove is formed in the fixing block A, a fixing block B is arranged in the dustproof blocking door, a clamping block is arranged on the front end face of the fixing block B, the clamping block is clamped into the clamping groove, movable grooves are formed in the fixing block A and the fixing block B, inserting grooves are formed in the movable grooves, connecting blocks are arranged above the fixing block A and the fixing block B, and the fixing block A and the fixing block B are connected through the inserting grooves. And guide rods are arranged on the t