Mud-water separation device

The utility model discloses a mud-water separation device, which relates to the technical field of geotechnical engineering equipment, and comprises a slurry flow channel, a vibration separation mechanism, a slurry storage tank, a liquid level monitor, a cyclone separator, a sand pump and a control system, and the slurry flow channel is communicated with an external slurry conveying device; the vibration separation mechanism comprises a vibration excitation motor and a screen box, a slurry outlet of the slurry incoming runner is communicated with the screen box to convey slurry to the screen box, the screen box separates and screens the slurry entering the screen box, and the vibration excitation motor drives the screen box to vibrate; the slurry storage tank is arranged below the screen box; the liquid level monitor is fixedly arranged above the slurry storage tank and can monitor the liquid level of slurry in the slurry storage tank; a liquid inlet of the cyclone separator is communicated with a liquid outl