Coal Mining Compressed Oxygen Self-Rescuer 

Product structure: the oxygen tank, air bags, airway, mouth, back belt and other parts.

 

Having oxygen tank is equipped with ultra sodium oxide 500 g, and a heat sink, to send out the heat generated in the reaction time. In the potion up and down a wire mesh and grid of glass wool, to filter dust between the grid pharmacy. Self-rescuer safe use for 40 minutes, sit-ins to save state can maintain 2.5 ~ 3 hours. Born in oxygen tank top, connects airbags and airway. Under the water cooling box of the airway is equipped with exhaust valve, with expansion joint installed in the middle of the bag, but not with gasbag internal, but also directly leads to the air outside. Exhaust valve with nylon rope connected to gasbag hard wall, starting device by medicine barrels, starting blocks, sulfuric acid, gasket and bottle of nylon rope, nylon rope through the gasket, attached to the shell of the cover.

Key features:

adopts medical compressed oxygen 
small respiratory resistance, 
low aspiration temperature 
Isolated oxygen of closed system

 

Duration	≥45min
Capacity of oxygen bottle	>0.3L
Filling pressure for oxygen bottle	≥19MPa
Oxygen storage	≥80L
Oxygen-supplying modes	Quantity fixed	>1.2L/min
	Manual	>60L/min
	Automatically	>60L/min
Exhaust pressure	150 Pa~300Pa
Dimensions	235×170×95mm
Weight	2.2kg