Title:
REMOVING DEVICE FOR SEWAGE CONTAINED IN SEWAGE HOPPER
Document Type and Number:
Japanese Patent JP2537759
Kind Code:
B2
Abstract:
PURPOSE: To separate and drain the sewage contained in sand and excrement dreg by providing an insertion port at the upper section of a hopper and a discharge port at the bottom section respectively, providing a water collecting tray between the insertion port and discharge port, and providing a shielding plate inclinatorily forward from the insertion port to the discharge port.
CONSTITUTION: The internal space of a hopper 8 is formed into an inverse square pyramid funnel shape, a discharge port 8c is provided at the lowest end, and a conveying mechanism 8e discharging the stored sand and excrement dreg 11 when a gate section 8b is opened is provided. A water collecting tray 9 is provided between an insertion port 8a and the discharge port 8c. A shielding plate 10 is provided inclinatorily forward from the insertion port 8a to discharge port 8c, and passages L1, L2 guiding the sewage 12 to the water collecting tray 9 are formed between the shielding plate 10 and the inner wall of the hopper 8. The sand and excrement dreg 11 is accumulated and stored by the shielding plate 10. The sewage 12 in the sand is oozed into the passages L1, L2, and the sewage 12 overflowing from the tray 9 is drained along a trough section 9a. The sewage 12 can be separated from the sand in the maintenance- free state without causing plugging.
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Inventors:
NAGASAWA RYUICHI
HAYAKAWA KINJI
UEDA SEIICHI
HAYAKAWA KINJI
UEDA SEIICHI
Application Number:
JP20543994A
Publication Date:
September 25, 1996
Filing Date:
August 30, 1994
Export Citation:
Assignee:
NAGASAWA RYUICHI
HAYAKAWA KINJI
NITSUKI PURANTETSUKU KK
HAYAKAWA KINJI
NITSUKI PURANTETSUKU KK
International Classes:
E03F5/14; B01D21/02; E03F5/22; (IPC1-7): E03F5/14; B01D21/02; E03F5/22
Attorney, Agent or Firm:
Sugano Naka