Electric breathing mask
A face mask, electric technology, applied in the direction of respiratory protection devices, respiratory protection containers, breathing filters, etc., can solve problems such as difficulty breathing, discomfort, affecting work and health
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[0037] in figure 1 , 2 In the air chamber body (1), there is a sponge outer edge (49) fixed on the lower edge of the air chamber body (1), a body ring (4) is fixed on the upper edge of the air chamber body (1), and there is a body ring (4) on the outer edge of the body ring (4). An outer split ring (3), on the outer split ring (3), an inner split ring (13) is sleeved, the outer split ring (3) and the inner split ring (14) on the inner split ring (13) are just right In the main ring (4), there is a main ring internal thread (2), a circular cavity lower thread (11) is engaged with it, so that the circular cavity (5) is fixed in On the top of the air chamber body (1), the oblique ring (10) on the circular cavity (5) is pressed on the main body ring (4) and pressed tightly to prevent ventilation; at the lower end of the circular cavity (5) A motor (54) is installed in the motor room (6). The periphery of the motor room (6) is a ventilation cavity (50). The electric fan room (9) at ...
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