Integrated composition and installation method of above ground assembled box pump

Description :

Integrated ground tank pumpPrefabricated fire water tank and pump room material: hot-dip galvanized or stainless steel or composite steel plate or composite metal material; Internal structure and material of the pool: full scaffold structure or portal steel frame structure; Hot dip galvanized steel pipe or composite plastic profile material; Internal structure and material of pump room: portal steel frame structure; The material is hot-dip galvanized I-beam or composite reinforced I-beam; Pump station bearing capacity: 100-450KN/㎡; Service life: ≥ 70 years; Anti floating: Verification design in Article 5.4.3 of the Design Code for Foundation and Base; (Optional) Pump station foundation: raft foundation is used; Anti leakage and seepage prevention: using EPDM rubber sealing strips; The pump station system includes: fire hydrant pump group and control cabinet, sprinkler pump group and control cabinet, booster and stabilizing pump group and control cabinet, and gas top pressure system. Pool vent pipe: designed according to the pool plan size of 1/10 ㎡, manufactured in accordance with the requirements of 12S101-95, and in compliance with the requirements of Article 4.3.10 of the Technical Specification for Fire Water Supply and Hydrant Systems; Overflow pipe and drainage facilities: Design overflow pipes according to twice the inlet diameter and lead them to the collection pit for indirect drainage, in accordance with the requirements of 12S101-95; And in accordance with Article 4.3.9-3 of the Technical Specification for Fire Water Supply and Hydrant Systems GB50974-2014, the venting pipe adopts a DN100 venting pipe and leads to the collection pit; Water inlet of the pool: Adopting a dual inlet system, with gate valves, backflow preventers, filters, float valves, and installed in the manhole of the pool; The water inlet adopts a top plate water inlet and is 150mm higher than the effective water level; the diameter is calculated according to Article 4.3.3 and 4.3.5 of GB50974-2014; The inlet shall be made in accordance with the requirements of 12S101-94; Fire pump room ventilation: 24-hour non powered ventilator is used, which fully complies with the provisions of Article 5.5.9 of GB50974-2014; Fire pump room heating: Install an automatic constant temperature device when the temperature in the pump room is below 5 ℃; Fully comply with the provisions of Article 5.5.9 of GB50974-2014; Drainage facilities in the pump room: A collection pit is installed in the fire pump room, with an effective volume greater than the output of one sewage pump for 5 minutes, in accordance with the provisions of Article 4.7.8 of the "Code for Design of Building Water Supply and Drainage" GB50015-2009; The flow rate of the sewage pump is calculated based on the discharge rate and the emptying rate of 100m?/h. The head lifting height, the head loss of the pipeline system, and the additional outflow head of 2m~3m are also calculated. One is in use and the other is backup, and it is used simultaneously when the alarm water level is reached, in accordance with the provisions of Articles 4.7.7 and 4.7.8 of GB50015-2009 and Articles 5.5.9 and 5.5.14 of GB27898; Waterproof hammer device: A slow closing check valve is installed on the outlet pipe of each water pump. When the head of the fire pump exceeds 24m, a 24L bag type air pressure tank is installed on the main outlet pipe, in accordance with the provisions of Articles 8.3.3 and 5.5.11 of GB50974. Complies with the enterprise filing standard Q/320925SZG 002-2015

　　The prefabricated box pump integrated pump station is mainly composed of a fire water tank, a fire pump room, a fire automatic constant pressure system, a fire pressure boosting and stabilizing system, a gas top pressure equipment, and a sewage system; Structural form: All adopt steel structural form; Installation form: a combination of bolt assembly and welding is used;

AfterSalesService :

• Integrated ground tank pump