Active middling pressure flame proof rotatory nozzle device

• Main Authors: YAN HONGWEI, HUO HONG, FAN QIANQIAN, WANG FUJIE, LU HUISHAN, GAO QIANG, MA HONGYI, JIAO BIAOBIAO, CHEN LING
• Format: Patent
• Language: English
• Published: 29.07.2015
• Subjects: APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; ATOMISING APPARATUS; EARTH DRILLING; FIXED CONSTRUCTIONS; MINING; NOZZLES; PERFORMING OPERATIONS; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS; SPRAYING APPARATUS; SPRAYING OR ATOMISING IN GENERAL; TRANSPORTING

The utility model provides an active middling pressure flame proof rotatory nozzle device, the device must explosion pressure reach a definite value just can trigger the flame proof device, stronger to coal dust unexplosive suitability, the technical scheme who adopts does: an active middling pressure flame proof rotatory nozzle device, the shower nozzle passes through flange joint with the one end of feed pipe, and the other end of feed pipe is the blind end, and the shower nozzle is used for spraying liquid makes its curved surface form according to the design spray, rotary mechanism activity suit is in the outside of feed pipe for provide rotation function for shower nozzle and feed pipe, the casing establishment of institution is in rotary mechanism's the outside for provide to support and fix with connecting, the side of feed pipe is provided with the water inlet, and rotational speed control mechanism is provided in the feed pipe to adjacent water inlet setting, rotational speed control mechanism is used for controlling the rotational speed of shower nozzle, sealing mechanism is provided between feed pipe and the casing mechanism for fluid tight between the two, the utility model discloses mainly be applied to fields such as fire protection, tunnel dust fall, explosion-proof.