Buckle type viscous liquid booster

The utility model belongs to the technical field of injection pumps, and relates to a buckle type viscous liquid booster which comprises a shell, a positive and negative motor, a push rod, an injection needle head, a needle head through hole and a battery. A needle head through hole is formed in the side wall of the shell; the injection needle head extends into the shell from the needle head through hole; a positive and negative motor, a push rod and a battery are arranged in the shell; the battery is connected with the positive-negative motor; the forward-reverse motor drives the push rod toextend or retract in the axial direction of the push rod. A piston matched with the inner wall of the injection needle head is arranged in the injection needle head; and the push rod leans against a piston in the injection needle head. The utility model provides a buckle type viscous liquid booster which is convenient to replace, free of omission and safe to use. 本实用新型属于注射泵技术领域，涉及一种卡扣式粘稠液体助推器，包括壳体、正反电机、推杆、注射针头、针头贯穿孔以及电池；壳