Lockable drawing type structure special for uterus hemostat

The invention discloses a special lockable drawing structure for a uterus hemostat, which comprises a vacuum tube, one end of the vacuum tube is provided with a vacuum connector and a locking seat, the vacuum connector is connected with the side wall of the vacuum tube, the locking seat is connected with the end part of the vacuum tube, the other end of the vacuum tube is provided with a sealing seat and a flexible ring tube, the sealing seat is sleeved on the vacuum tube, and the flexible ring tube is sleeved on the vacuum tube. The flexible ring pipe is connected with the end of the vacuum pipe, an extraction channel is arranged in the vacuum pipe, one end of the flexible ring pipe is communicated with the vacuum connector through the extraction channel, a plurality of suction holes are formed in the side wall of the flexible ring pipe, and an operating rod is arranged in the vacuum pipe, located on the side face of the extraction channel and slidably connected with the vacuum pipe. One end of the operating