Connecting mechanism of straight-stroke electric actuator

The utility model belongs to the technical field of electric actuators, and particularly relates to a straight-stroke electric actuator connecting mechanism which comprises a straight-stroke electric actuator, a handle used for manual transmission is arranged at the outer end of the straight-stroke electric actuator, a transmission rod used for transmission is arranged in the handle in a sleeved mode, a cross-shaped groove is formed in the outer end face of the transmission rod, and the cross-shaped groove is communicated with the straight-stroke electric actuator. The T-shaped block is arranged in a T shape, the outer end of the T-shaped block is fixedly provided with the thread sleeve, the inner side of the T-shaped block is fixedly provided with the nut, the T-shaped block and the connecting rod are fixed in a double-screwing mode through the nut and the thread sleeve, the T-shaped block and the connecting rod are fixed in a screwing mode through threads at the two positions, and therefore the valve rod an