Well point dewatering of hydraulic engineering construction usefulness

The utility model provides a well point dewatering of hydraulic engineering construction usefulness which characterized in that: it is by the wellhole, the outer tube, interior sleeve pipe, pack, a cover plate, the bottom plate, the vacuum pump, suction pump and control module constitute, the outer tube is inserted in the middle of the wellhole, interior sleeve pipe is inserted in the middle of the outer tube, the filler is filled out between wellhole and outer tube, apron and the welding of interior outer tube, bottom plate and outer tube welding, vacuum pump interface and apron welding, the drinking -water pipe and the apron welding of suction pump, control module is on the bolt fastening is being lapped and through wire and vacuum pump, the suction pump, admission valve and liquid level switch connect, the utility model discloses simple structure, easy and simple to handle, degree of automation is high, precipitation is fast, construction safe and reliable, practicality is strong. 一种水利工程施工用的井点降水，其特征在于：它由井孔