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What are the common forms of fire hydrants?

Update:20-08-2021
Summary:

1. Indoor fire hydrant. Indoor fire hydrant is an indoo […]

1. Indoor fire hydrant. Indoor fire hydrant is an indoor pipe network that supplies water to the fire site. It has a valve interface and is used for indoor fixed firefighting facilities such as factories, warehouses, high-rise buildings, public buildings and ships. It is usually installed in the fire hydrant box with fire hoses and water guns. Supporting the use of

2. Outdoor fire hydrant. The outdoor fire hydrant is a water supply facility installed on the fire water supply pipe network outside the building. It is mainly used by fire trucks to take water from the municipal water supply pipe network or outdoor fire water supply pipe network for fire fighting. It can also be directly connected to water hoses and water guns to extinguish the fire.

3. Rotate the fire hydrant. The rotating fire hydrant is an indoor fire hydrant whose plug body can rotate horizontally relative to the base connected with the water inlet pipeline. It has the characteristics of relative rotation of the bolt body and the base, so it can be installed in the ultra-thin box body, making the box body thinner. When the fire hydrant is not in use, the water outlet of the plug body can be rotated to be parallel to the wall to close the door; when in use, the water outlet of the plug body can be screwed out perpendicular to the wall to connect the water belt, which is convenient operate.

4. Underground fire hydrant. An underground fire hydrant is an outdoor underground fire-fighting water supply facility. It is used to supply water to fire trucks or directly connected with hoses and water guns for fire fighting. It is a special facility for outdoor fire fighting water supply. It is installed underground and does not affect the appearance of the city and the communication of the city. It is composed of body, elbow, valve seat, valve disc, drain valve, valve stem and interface.

5. Fire hydrant on the ground. The ground fire hydrant is an outdoor ground fire water supply facility. It is used to supply water to fire trucks or connect straight fire hydrant structure drawings to connect with hoses and water guns for fire fighting. It is a special facility for outdoor fire fighting water supply. Its upper part is exposed on the ground, the mark is obvious, and it is easy to use. It is composed of body, elbow, valve seat, valve disc, drain valve, valve stem and interface.
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