Toolbox for geologic survey

Toolbox for geologic survey, drawer box including box and vertical pull, box open -top inboard is provided with round and drawer box in close contact with's sealing washer, the box both sides are binded through the fixed band respectively and are hugged closely box lateral wall and shrivelled gas cell, be provided with the cavity apron through the fix with screw on the gas cylinder cavity, the gas cylinder card is in the splint of gas cylinder cavity, be provided with the valve of giving vent to anger on the bottleneck of gas cylinder, the bottleneck of gas cylinder is just inserted in the connector that admits air, the connector that admits air passes through solenoid valve and connecting pipe intercommunication, be provided with water sensor on the cavity apron, the inside one side of box is provided with the rechargeable battery who is connected with control circuit respectively, water sensor and solenoid valve are connected with control circuit respectively, control circuit enables water sensor and detect