Built-in silencer of automobile air conditioner pipe

The utility model discloses an automobile air conditioner pipe built-in silencer which comprises a pipe body, a connector is arranged at the end of the pipe body, a limiting ring is fixedly installed at one end of the connector, the limiting ring is fixedly connected with a port of the pipe body, a silencing sleeve is installed in the connector in an embedded mode, the middle section of a body of the connector is sunken, and the limiting ring is fixedly connected with the port of the pipe body. A circle of groove is formed in the concave position of the outer wall, a rubber ring is installed in the groove in an attached mode, a circle of protrusion is formed on the inner wall, corresponding to the position of the groove, of the joint part, the outer wall of the silencing sleeve is clamped, a filter screen is arranged on the inner wall of a port of the joint in an attached mode, and a baffle is installed on the outer wall of the end, away from the limiting ring, of the silencing sleeve in an attached mode. The