Throttle valve structure and engine with same

The invention discloses a throttle valve structure and an engine with the same. The throttle valve structure comprises a communicating structure and a throttle valve body. The communicating structure is provided with a circulating cavity suitable for circulating a medium, and a first communicating port and a second communicating port which communicate with the circulating cavity, and the first communicating port is suitable for being connected with the air inlet end of the engine body; one end of the throttle valve body is connected with the second communication port, the other end of the throttle valve body is suitable for being communicated with an air source, and the throttle valve body is suitable for controlling whether a medium in the circulation cavity circulates or not; wherein the communicating structure comprises a pressure stabilizing part, and the pressure stabilizing part is suitable for guiding the flow direction of a medium circulating in the circulating cavity to deflect. According to the thro