The outdoor direct-buried telescopic fire hydrant is a kind of fire hydrant with the characteristics of shrinking below the ground at ordinary times and pulling out the ground to work when in use. Compared with the above-ground fire hydrant, it avoids collision and has good anti-freezing effect; Compared with the underground type, there is no need to build an underground well chamber, which is connected above the ground and convenient for work. The interface direction of the outdoor direct-buried telescopic fire hydrant can be rotated 360 ° according to the need of water connection, which is more convenient to use.

The underground fire hydrant is an outdoor underground fire water supply facility. It is used to supply water to the fire truck or directly connect with the water hose and water gun to extinguish the fire. It is a special facility for outdoor fire water supply. It is installed underground without affecting the city appearance and traffic. It is composed of valve body, elbow, valve seat, valve disc, drain valve, valve rod and interface. The underground fire hydrant is an essential fire extinguishing and water supply device in cities, factories, mines, power stations, warehouses, docks, residences and public places. Especially in urban areas and areas with few rivers, it is more necessary to install. The product has reasonable structure, reliable performance and convenient use. When underground fire hydrants are used, there shall be obvious signs. Underground fire hydrants are common in cold areas.