Elements of technical realization of a liquid injection device with a water bladder for midwifery

Technical implementation elements:

4. In order to solve the problems raised in the above-mentioned background technology, the purpose of the present utility model is to provide a liquid injection device with a water bladder for midwifery.

5. In order to achieve the above-mentioned purpose, the present utility model provides the following technical solutions: including a tube body, and an infusion cavity provided at the left end of the tube body, the lateral access of the infusion cavity is provided with a liquid inlet connector, and the left end of the infusion cavity is provided with a liquid inlet. The liquid outlet joint, the liquid injection device of the water bladder for assisting labor also includes:

6. The infusion mechanism, located on the right side of the infusion chamber, is used to control the infusion chamber to extract and push the liquid. The infusion mechanism includes a piston slidably connected inside the infusion chamber. The right center of the piston is fixedly connected to a push rod, and the push rod slides. Connected to the center of the first inner support wall, the first inner support wall is fixedly connected in the pipe body, the right end of the push rod is fixedly connected to the movable sleeve, and the movable sleeve is provided with a reciprocating push component for controlling the left and right reciprocation of the movable sleeve move; and

7. The liquid flow guiding mechanism, which is arranged on the liquid outlet joint and the liquid inlet joint, is used to guide the liquid flow of the liquid to be conveyed. The conical liquid flow control valve seat, the outer end of the conical liquid flow control valve seat is fixedly connected to the outer joint by bolts, and both ends of the liquid outlet joint, the liquid inlet joint, the outer joint and the conical liquid flow control valve seat are provided with For connecting flanges of the same specification, the liquid outlet joint is connected to the narrow end of the conical liquid flow control valve seat, and the liquid inlet joint is connected to the wide end of the conical liquid flow control valve seat.

8. As the preferred embodiment of the present invention, the reciprocating push assembly includes a rotating column movably connected inside the movable sleeve, the surface of the rotating column is provided with a closed curved groove, and the closed curved groove is a w-shaped groove with both ends connected and covered in the rotating column. On the surface of the column, the right end of the side wall of the movable sleeve is fixed with symmetrically distributed pins, the inner end of the pins is embedded in the closed curved groove, the right end of the rotating column is fixedly connected to the output end of the driving motor, and the output of the driving motor is The end is rotatably connected to the center of the second inner support wall, the second inner support wall is fixedly connected in the tube body, and the drive motor is fixedly arranged at the right end of the tube body.

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