Title:
MAGNETICALLY ABSORBED FOAM DRILL FOR AUTOMATICALLY QUENCHING OILCAN FIRE
Document Type and Number:
WIPO Patent Application WO/2003/097170
Kind Code:
A1
Abstract:
A magnetically absorbed foam drill for automatically quenching oilcan fire, includes a frame which is provided with several suction pads at its front-end. A hollow drill rod which can axially move, is fitted at the central section of the frame. A broach is fixed at the front-end of the drill rod, the back-end of the drill rod is connected with a hollow communicating pipe. A big gear is fixed at the central section of the hollow drill rod, and is driven to rotate by an electrical machine. There is also an elastic thrust mechanism on the hollow drill rod which can push the drill rod to move axially. The fire unit according to present invention not only can economise water and achieve good quenching effect, but also have good maneuverability and is easy for carrying. Meanwhile, the device can automatically be absorbed on the oilcan, automatically connect the oilcan with outer pipe, and can be remotely controlled, being operated conveniently and safely.
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Inventors:
NIU ZHENGUO (CN)
Application Number:
PCT/CN2003/000266
Publication Date:
November 27, 2003
Filing Date:
April 14, 2003
Export Citation:
Assignee:
NIU ZHENGUO (CN)
International Classes:
A62C3/06; (IPC1-7): A62C3/06
Foreign References:
| CN1032789C | 1996-09-18 | |||
| CN2208952Y | 1995-10-04 | |||
| CN2181314Y | 1994-11-02 |
Attorney, Agent or Firm:
Beijing, Golden-bridge Patent Firm (Sigma Building N° 49, Zhichun Roa, Haidian District Beijing 0, CN)
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