Throttle valve body

The utility model discloses a throttle valve body. Throttle valve body, a sensor and a stepping motor are arranged on the throttle valve body; wherein the sensor adopts a three-in-one sensor capable of measuring the accelerator position, the air inlet temperature and the air inlet pressure; a carbon canister desorption nozzle is arranged on the throttle valve body, one end of the carbon canister desorption nozzle is communicated with an inner cavity of the throttle valve body, the other end of the carbon canister desorption nozzle is communicated with a carbon canister, and desorption of the carbon canister is controlled through opening and closing of a throttle valve piece and negative pressure generated by air suction of an air cylinder. According to the utility model, the number of sensors and wire harness joints thereof is reduced; the requirement on the mounting space of the whole vehicle is reduced; the throttle valve body is simple in structure, the installation direction of thethrottle valve body is c