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Title:
TUNNEL FIRE NOTICE INSTALLATION
Document Type and Number:
Japanese Patent JP2016076245
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a tunnel fire notice installation which prevents secondary disaster by reliably notifying traveling drivers of discharge of water from water spray heads due to fire occurred in a tunnel, so as to achieve safe evacuation of the drivers.SOLUTION: Hydrant devices 14 are provided at predetermined intervals in a running direction in a tunnel 10 or smoke generation devices 18 are provided in the vicinity of the hydrant devices 14. Blocks are set on the basis of the hydrant devices 14 in the tunnel 10. When water discharge notice is given prior to discharging water from water spray heads, a control device 20 operates the smoke generation devices 18 in a plurality of blocks on an approaching side of water spray blocks where water is to be discharged from the water spray heads due to occurrence of fire, and makes them generate smoke in a manner to decrease the amount of the smoke with the increasing distance from a fire occurrence block.SELECTED DRAWING: Figure 1

Inventors:
NENOKI MASAHIRO
IBARAKI HIROSHI
ISHIDA HIROSHI
IWATA TERUO
Application Number:
JP2015235324A
Publication Date:
May 12, 2016
Filing Date:
December 02, 2015
Export Citation:
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Assignee:
HOCHIKI CO
International Classes:
G08B17/00; A62C3/00
Domestic Patent References:
JP2002291918A2002-10-08
JP2008197926A2008-08-28
JP2002355324A2002-12-10
JP2009142419A2009-07-02
JPS57157391A1982-09-28
Attorney, Agent or Firm:
Susumu Takeuchi