Patent ID: 11859744
Assignee: STI HOLDINGS, INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC B  F  E | IPC B  E  F

Claim 0:
1. An automatic chemical supply apparatus in which a male connector is transferred in a forward-backward direction by a transfer unit to fasten the male connector to a female connector in order to connect a chemical tank and a chemical storage tank and supply chemicals from one side to the other side, the automatic chemical supply apparatus comprising:
a blocking door which consists of an opening/closing door and a blocking unit that are installed at a frame and which is configured to block an interior of the automatic chemical supply apparatus from the outside in a state in which a hose is seated on a mounting portion;
a hose opening which is disposed at the blocking door and through which the hose passes in a state in which the opening/closing door is closed; and
an opening shutter unit which is disposed on the blocking door and configured to open and close the hose opening,
wherein the opening/closing door rotates or moves with respect to the frame to open or close one side portion of the frame, and
the opening shutter unit includes an opening cover unit and an opening/closing manipulation unit configured to manipulate opening and closing of the opening cover unit.