Fire hydrant pumps are tools used in fire hydrant fire extinguishing systems. The Shandong fire pump's non-powered fire hydrant pump models consist of five parts: pump feature code, main parameters, application feature code, auxiliary feature code, and enterprise custom code. The working principle of the gas pressure equipment involves the pump house and underground water pool, as well as all electromechanical equipment of the fire system, which are monitored by equipment and fire personnel. Regular inspections, maintenance, cleaning, and record-keeping are conducted. Issues that cannot be resolved are reported for correction promptly. Fire hydrant pumps are available in various structural forms such as vertical single-stage, vertical multi-stage, portable vertical multi-stage, horizontal multi-stage, and horizontal single-stage to meet different user needs. The XBD-ISG(ISW) type fire pump is available in two types: single-suction single-stage and single-suction multi-stage segmented, for the purpose of conveying clean water without solid particles and liquids with physical and chemical properties similar to water. It is mainly used for fire system pressure boosting and water supply, and can also be applied to industrial and mining water supply and drainage. Its application scope is extensive, and fire hydrant pumps will be adopted in the fire systems of enterprises and institutions, construction projects, residential communities, and high-rise buildings. The conditions for using fire hydrant pumps are very simple, requiring only normal temperature water conditions. Although the use and installation of fire hydrant pumps are not complicated, certain requirements are placed on the installation conditions.

Firstly, to prevent damage to the impeller and pump housing during the operation of the fire hydrant pump, inspect the pump housing before installation to ensure there are no hard objects that could affect the pump housing and potentially damage the impeller.

To prevent deformation of the fire hydrant pump, when installing the fire hydrant pump, the pipeline management should not be added to the fire hydrant pump.

Thirdly, to avoid vibration during the fire hydrant pump's startup that may affect its performance, the foot bolts should be carefully tightened.

Fourth, install the regulating valve on the inlet and outlet pipeline of a fire hydrant pump, and place the pressure gauge near the outlet of the fire hydrant pump to ensure the normal operation of the building's fire hydrant pump.

Fifth, if a check valve needs to be installed on the exhaust pipeline, it should generally be mounted on the outside of the gate valve.

Sixth, generally speaking, the installation modes of fire hydrant pumps can be roughly divided into rigid connection methods for installing fire hydrant pumps and flexible connection methods. Fire hydrant pumps can also be connected in series according to different flow requirements and different chimney requirements.

Additionally, the fire hydrant pump shaft seal utilizes mechanical seals or a combination of mechanical seals. The alloy sealing rings used are of high quality, effectively enhancing the wear resistance of the seal.