What does hydrant SN65 mean? SN refers to the interior? But there are plenty of them outside
The outdoor fire hydrant is set at the outside of the building fire water supply pipe network of water supply facilities, mainly for fire engines from the municipal water supply pipe network or outdoor fire water supply network implementation of fire water, can also be directly connected with a hose and a water gun fire effluent.Therefore, the outdoor fire hydrant system is also one of the important fire fighting facilities.
The utility model relates to a ground fire hydrant, which is an outdoor fire water supply facility. The utility model is used for supplying water to a fire engine or directly connected with a water hose and a water gun, and is a necessary fire extinguishing water supply facility outdoors. It shows the upper part of the ground, the sign is obvious, easy to use. It is composed of valve body, elbow, seat, valve, drain valve, valve stem and interface. Fire hydrant on the ground is a necessary fire fighting equipment in the city, especially in the urban areas and less rivers. It is necessary to install the fire hydrant to ensure the fire water supply. Factories and mines, warehouses, docks, freight yards, high-rise buildings, public places and other densely populated areas should be installed.
The underground fire hydrant is an outdoor underground fire fighting water supply facility. The utility model is used for supplying water to a fire engine or directly connected with a water hose and a water gun, and is a necessary fire extinguishing water supply facility outdoors. Installed in the ground, does not affect the city, traffic. It is composed of valve body, elbow, seat, valve, drain valve, valve stem and interface. Underground fire hydrant is a necessary fire fighting and water supply device for the city, factories and mines, power plants, warehouses, docks, houses and public places. Especially in urban areas and less River areas, more need to install. The utility model has the advantages of reasonable structure, reliable performance and convenient use. When using underground fire hydrant, there should be obvious signs. Underground fire hydrants are common in cold areas.
The rotary hydrant is an indoor hydrant with a horizontal rotation of 360 degrees relative to a base connected with a water inlet pipe. The utility model has the characteristics of relative rotation between the bolt body and the base, so that the utility model can be arranged in the ultra-thin box body, so that the box body thinning is possible. When the fire hydrant is not used, the water outlet of the plug body can be rotated to a parallel state with the wall, and the box door can be closed; when the utility model is used, the water outlet of the plug body is screwed out and is vertical to the wall body, and the water hose can be connected with the water pipe, so that the operation is convenient.
Indoor fire hydrant is indoor pipe to fire water, with a valve interface, as factories, warehouses, high-rise buildings, public buildings and ships and other indoor fixed fire facility, usually installed in the fire hydrant box, fire hose and water use and auxiliary equipment etc.. The pressure reducing hydrant is one of them.
