Engine respirator convenient to connect

The utility model relates to the technical field of engine respirators, in particular to an engine respirator convenient to connect, which comprises a respirator casing (1) and a butt joint pipe (5), and is characterized in that fixing sleeves (2) are arranged on the upper portion and the lower portion of the respirator casing (1), and each fixing sleeve (2) is provided with four evenly-distributed openings (8); the butt joint pipe (5) is installed in the fixed sleeve (2), and the locking sealing sleeve (4) is arranged outside the fixed sleeve (2). The utility model has the advantages that: 1, the structure is simple, and the manufacturing cost is low; and secondly, the taper threads are arranged, so that the sealing performance is better. 本实用新型涉及发动机呼吸器技术领域，具体为一种便于连接的发动机呼吸器，包括呼吸器机壳(1)、对接管(5)，其特征在于：所述的呼吸器机壳(1)的上下方都设有固定套管(2)，且固定套管(2)设有四个均分的开口(8)；所述的对接管(5)安装于有固定套管(2)内，且有固定套管(2)外设有锁紧密封套(4)。实用新型的优点：一是结构简单，制造成本低；二是设有锥螺纹，密封性能更好。