Straight-head dropper for cell culture

The utility model provides a straight-head dropper for cell culture. Comprising a tube body, a tube cover and a placing frame, and the tube cover is fixed at the top of the tube body. According to the straight-head dropper for cell culture, the fixed shaft is pushed and pulled to enable the piston piece to slide so as to achieve liquid suction and liquid pushing, the suction and discharge amount of cell liquid can be accurately controlled, the connecting sleeve is arranged, the connecting sleeve is in threaded connection with the fixed shaft, and the straight-head dropper is convenient to use. Through the arrangement, the dropper can slowly push liquid by rotating the fixing shaft during liquid drainage, the situation that cell liquid is splashed out of the observation lens due to too fast liquid pushing can be prevented through the arrangement, the connecting sleeve is fixed through the fixing mechanism and used in cooperation with the fixing shaft, the fixing shaft can be directly pulled when the dropper su