Water sampling device for hydrogeological survey

The utility model provides a water sampling device for hydrogeological survey, which comprises a sampling barrel and a water taking driving mechanism, an accommodating space is arranged in the sampling barrel, the sampling barrel is provided with at least one separation frame, the separation frame divides the accommodating space in the sampling barrel into a plurality of sealing bodies, the sampling barrel is provided with a water inlet, and the water inlet is communicated with the water taking driving mechanism. Water inlet pipes are arranged on the side wall of the sampling barrel, water outlet pipes are arranged on the side wall of the sampling barrel, the water inlets and the water outlet pipes correspond to the sealing bodies in number, the water taking driving mechanism is arranged on the inner sides of the water inlets and comprises a sealing block, two electric push rods and a moving plate, and the sealing block is fixed to the front end of the moving plate through two mounting rods. One end of the el