Ventilation device and underground pipe gallery

The ventilation device comprises a ventilation box, a draught fan and an air pipe, a ventilation cavity is formed in the ventilation box, an air opening communicated with the ventilation cavity is formed in the ventilation box, the draught fan is located in the ventilation cavity, the air pipe is at...

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Bibliographische Detailangaben
Hauptverfasser:	YIN RUI, MA JINGYUN, ZHUANG LU, JIA YUANZHEN, WANG MAO, LI LEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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Beschreibung
Zusammenfassung:	The ventilation device comprises a ventilation box, a draught fan and an air pipe, a ventilation cavity is formed in the ventilation box, an air opening communicated with the ventilation cavity is formed in the ventilation box, the draught fan is located in the ventilation cavity, the air pipe is at least provided with a first opening and a second opening, the first opening is located outside the ventilation cavity, and the second opening is located outside the ventilation cavity. The second opening is connected with the fan; the underground pipe gallery comprises a pipe gallery main body and at least two ventilation devices, a containing cavity is formed in the pipe gallery main body, the pipe gallery main body is at least provided with a first ventilation opening and a second ventilation opening which are communicated with the containing cavity, and the first openings of the air pipes in the two ventilation devices are communicated with the first ventilation opening and the second ventilation opening respec