Negative-pressure sputum suction device capable of intermittently sucking sputum for the pneumology department

A negative-pressure sputum suction device capable of intermittently sucking sputum, comprising:

• a box body (1),
• an intermittent negative pressure mechanism (2),
• an atomization mechanism (3),
• a negative pressure pipe (4),
• a ventilation frame (5),
• a filter screen (6),
• a collection mechanism (7),
• a box door (8),
• a plurality of anti-skid leg (9), and
• a conveying pipe (10),
• wherein the intermittent negative pressure mechanism (2) is arranged in the box body (1), wherein the atomization mechanism (3) is arranged in the box body (1), wherein the negative pressure pipe (4) is fixedly connected to the box body (1), wherein the ventilation frame (5) is fixedly connected to the box body (1), wherein the filter screen (6) is fixedly connected to the ventilation frame (5), wherein the collection mechanism (7) is arranged on the outer side of the box body (1), wherein the box door (8) is hinged to the box body (1), wherein the plurality of anti-skid legs (9) are fixedly connected to the box body (1), and wherein the conveying pipe (10) is fixedly connected to the box body (1).