Simple artificial respirator
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The utility model relates to a simple artificial respirator composing a folding air pump, an air inlet pipe, an air exchange chamber, a breathing tube, an air outlet pipe, a face mask, and a fixing strap. The folding air pump is connected with an air inlet on the air exchange chamber by an elastic hose. The bottom of an air pump is provided with a one-way valve. The air exchange chamber is a circular pipe, of which the both sides are respectively provided with an air inlet and an air outlet. A piston type air valve is positioned inside the air exchange chamber. The bottom of the air exchange chamber is connected with the upper opening of the breathing tube. The lower opening of the breathing tube is in oblatus shape. When in use, use the hand to press the folding air pump, the one-way valve gate will be closed, and the air enters into the air exchange chamber through the elastic air tube to drive the piston type air valve to move in the air outlet direction. The left half cavity of the air exchange chamber is sealed by the valve through the compressing spring, and the upper opening of the breathing tube is opened, and the air enters the mouth of the patient through the lower opening of the breathing tube. Unfastening the air pump, the piston type air valve will be driven towards the air inlet direction by the compressing spring, and the right half cavity of the air exchange chamber is sealed. The air outlet is opened, and the air in the lung of the patient will be discharged through the air outlet. The utility model has the advantages of simple structure, convenient usage and easy carryover etc.