Title:
SUBMERGED SAND PUMP
Document Type and Number:
Japanese Patent JP2019105272
Kind Code:
A
Abstract:
To provide a submerged sand pump capable of easily switching between suction and injection for muddy water in order to remove slime.SOLUTION: A submerged sand pump is suspended so as to be able to take out or take up, and is inserted into an underground hole where excavation is completed with muddy water as clay suspension, to suction the muddy water, pump it up to the ground and discharge it. As a power source for suctioning muddy water, a motor 170 mounted with drive shafts 170a, 170b at an upper end and a lower end respectively, is equipped so that the drive shafts 170a, 170b are arranged at both ends in a vertical direction, and to the drive shafts 170a, 170b, impellers 155, 165 for suctioning the muddy water are respectively connected.SELECTED DRAWING: Figure 6
Inventors:
NISHIUCHI IKUO
Application Number:
JP2019012981A
Publication Date:
June 27, 2019
Filing Date:
January 29, 2019
Export Citation:
Assignee:
DAIYO KIKO KOGYO KK
International Classes:
F04D7/04; E02D5/34; E02D15/06; F04B53/10; F04D13/06
Domestic Patent References:
| JPH0449689U | 1992-04-27 | |||
| JP2000120067A | 2000-04-25 | |||
| JP2013234572A | 2013-11-21 | |||
| JP2011001813A | 2011-01-06 |
Attorney, Agent or Firm:
Mikihito Tanaka