Oxygen sensor with shock attenuation heat -proof device

The utility model provides an oxygen sensor with shock attenuation heat -proof device, including the oxygen sensor body, the oxygen sensor body is on the circular fixing plate middle part is run through and is fixed in the fixed plate, and the fixed plate suit is in the thermal -insulated circle of a cylinder, closely laminates with thermal -insulated circle inner wall in the fixed plate edge, andthermal -insulated circle inner wall is equipped with the spout of the vertical setting of several, and the edge of fixed plate is equipped with several slider and corresponding spout sliding connection, and every slider both sides all is equipped with the spring. The utility model discloses an oxygen sensor, turbo charger installs on separating the mounting hole of heat exchanger reservation, form confined space owing to be equipped with thermal -insulated circle and fixed plate, prevent the transmission of the heat of turbo charger production to sensor and peripheral equipment, and becausethe marginal slider both s