Oxygen-air hybrid mechanism and breathing machine with the mechanism
An oxygen mixing and mixing chamber technology, applied in respirator and other directions, can solve problems such as increasing power loss, increasing design cost, reducing battery life, etc., and achieves the effects of stable control, convenient installation and maintenance, and simple processing.
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[0019] The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the present invention can be implemented in many different ways defined and covered by the claims. The same components are denoted by the same reference numerals in the drawings.
[0020] refer to figure 1 , the air-oxygen mixing mechanism of the present invention includes: housings 3 and 4, and a mandrel 1, wherein the housings 3 and 4 are combined with each other and sealed at the connection, a mixing chamber is formed in the housings 3 and 4, and the The first chamber and the second chamber on both sides of the mixing chamber, specifically, from figure 1 It can be seen that the first chamber and the mixing chamber are arranged in the housing 3, the second chamber is arranged in the housing 4, and the exhaust port 13 of the first chamber communicates with the exhaust port 14 of the second chamber through the mixing chamber. Both ends of the rea...
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