supermarket refrigerated showcase » article > display refrigerator > display cases Safe operation and first aid knowledge (2)
display cases Safe operation and first aid knowledge (2)
display cases Safe operation and first aid knowledge (2)
2. Preventive measures The operators of the refrigeration system must be extremely responsible for their work and ensure that the machines, equipment and pipes are sealed and cannot leak. All staff who may be exposed to refrigerants in display cases should receive safety education and strictly abide by relevant technical regulations. The computer room must be equipped with rubber gloves, anti-virus clothing (water jacket with boots), safety ropes, rubber shoes, and medicines for first aid, and should be properly placed in the special box imported from the computer room to make it easy to access. The equipment room should be equipped with carbon dioxide, dry powder and other fire extinguishing equipment in case of an accident.
3. Use and storage of oxygen breathing apparatus
1) Working principle of oxygen breathing apparatus Oxygen breathing apparatus is a kind of breathing apparatus that operates with the help of lung power. The gas exhaled from the lungs of the human body enters the cleaning tank, the carbon dioxide is removed by the absorbent, and the residual gas is mixed with the oxygen stored in the oxygen cylinder to form fresh air, which is breathed into the lungs of the human body.
2) How to use the oxygen respirator
(1) When using, put your head and left arm through the hanging belt, and then fall on the right shoulder, and then use a tight belt to fix the respirator on the left waist.
(2) Turn on the switch of the oxygen cylinder and press the replenishment button to exhaust the dirty air from all parts of the respirator.
(3) Put the cover in from the top of the head and wear it on the lower jaw. Its size is based on the principle that it can maintain air tightness without being too tight. Correct the position of the glasses frame so that it fits the line of sight.
(4) Check the pressure of the barometer to check the working hours of the oxygen breathing apparatus.
(5) If necessary, you can contact with the whistle.
3) Disinfection and storage of oxygen breathing apparatus
(1) Disinfection. It must be disinfected before and after use. The main part of disinfection is the air bag, the covering and the breathing hose. It can be cleaned with 2%～5% carbonic acid solution or alcohol during disinfection.
(2) Custody. Avoid direct sunlight to avoid rubber aging or high pressure oxygen partially reduce safety. Keep it clean, prevent dust, and avoid contact with various fatty oils. The oxygen storage situation and absorbent performance in the oxygen cylinder should be checked every year, oxygen should be filled and the absorbent should be replaced in time, so that the oxygen breathing apparatus is ready for use.
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