Circulated air detection device and mining auxiliary ventilating fan

• Main Authors: SHI YINBIN, ZHOU LIANCHUN, ZHU LIANJIE, ZHANG ZHIGUO, LIU YULONG, ZHANG SHUAI, LIU CHUNQIAO
• Format: Patent
• Language: Chinese; English
• Published: 08.01.2019
• Subjects: BLASTING; EARTH DRILLING; FIXED CONSTRUCTIONS; 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; WEAPONS

The utility model discloses a circulated air detection device and mining auxiliary ventilating fan, this circulated air detection device include the transparent body, the both ends of body are provided with the vent respectively, this internal cavity that is provided with, the cavity cavity with the vent intercommunication, be provided with wind direction detection mechanism in the cavity cavity.Implement the utility model discloses, both ends and cavity intercommunication with the transparent body to set up wind direction detection mechanism in the cavity cavity, can in time detect the circulated air that mining auxiliary ventilating fan appears through wind direction detection mechanism, prevent that the gas density of working face from increasing, improve the security. 本实用新型公开了种循环风检测装置及矿用局部通风机，该循环风检测装置包括透明的本体，所述本体的两端分别设置有通风口，所述本体内设置有中空腔体，所述中空腔体与所述通风口连通，所述中空腔体内设置有风向检测机构。实施本实用新型，将透明的本体的两端与中空腔体连通，并在中空腔体内设置风向检测机构，通过风向检测机构可以及时检测到矿用局部通风机出现的循环风，防止工作面的瓦斯浓度增加，提高安全性。