Tunnel jet fan
The invention discloses a tunnel jet fan which comprises a fan body and a sliding rail fixed to the inner wall of a tunnel, the top of the fan body is provided with a sliding part sliding on the sliding rail, the sliding rail is provided with an abutting piece used for limiting the fan body, the sid...
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| creator | HU HUALI YE LIANGLIANG ZHAO GAOZHONG ZHU JUPENG LIANG GUOFU |
| description | The invention discloses a tunnel jet fan which comprises a fan body and a sliding rail fixed to the inner wall of a tunnel, the top of the fan body is provided with a sliding part sliding on the sliding rail, the sliding rail is provided with an abutting piece used for limiting the fan body, the side, close to the abutting piece, of the fan body is connected with an inhaul cable, and the inhaul cable is connected with the sliding part. The inhaul cable is connected with a winch at the bottom end of the sliding rail, inhaul cable guide grooves in the circumferential direction of the inner wall of the tunnel are formed in the opposite wall faces of the sliding rail, a plurality of positioning pieces are arranged on the inhaul cable, sliding guide parts are arranged on the two sides of each positioning piece, and the sliding guide parts are arranged in the inhaul cable guide grooves in a sliding mode. According to the tunnel jet fan, passing of ultrahigh vehicles can be conveniently avoided, operation is conveni |
| format | Patent |
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The inhaul cable is connected with a winch at the bottom end of the sliding rail, inhaul cable guide grooves in the circumferential direction of the inner wall of the tunnel are formed in the opposite wall faces of the sliding rail, a plurality of positioning pieces are arranged on the inhaul cable, sliding guide parts are arranged on the two sides of each positioning piece, and the sliding guide parts are arranged in the inhaul cable guide grooves in a sliding mode. 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The inhaul cable is connected with a winch at the bottom end of the sliding rail, inhaul cable guide grooves in the circumferential direction of the inner wall of the tunnel are formed in the opposite wall faces of the sliding rail, a plurality of positioning pieces are arranged on the inhaul cable, sliding guide parts are arranged on the two sides of each positioning piece, and the sliding guide parts are arranged in the inhaul cable guide grooves in a sliding mode. 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The inhaul cable is connected with a winch at the bottom end of the sliding rail, inhaul cable guide grooves in the circumferential direction of the inner wall of the tunnel are formed in the opposite wall faces of the sliding rail, a plurality of positioning pieces are arranged on the inhaul cable, sliding guide parts are arranged on the two sides of each positioning piece, and the sliding guide parts are arranged in the inhaul cable guide grooves in a sliding mode. According to the tunnel jet fan, passing of ultrahigh vehicles can be conveniently avoided, operation is conveni</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
| recordid | cdi_epo_espacenet_CN117905511A |
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| subjects | BLASTING EARTH DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS STANDS OR SUPPORTS THERMAL INSULATION IN GENERAL WEAPONS |
| title | Tunnel jet fan |
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