FIELD: mining.
SUBSTANCE: trailer with manifold contains at least one main line having a plurality of outlet connection nozzles and a plurality of articulated arm assemblies, each of which is connected to a corresponding outlet connection nozzle. Each arm assembly comprises a connecting element which includes an inlet port, an outlet port and a third port that is generally opposite to the outlet port and is closed by a removable cork element. Each arm assembly also includes articulated piping assembly which includes the first end that is connected to the inlet port and a stand swivel that connects to the inlet port. When setting up the assembly, the second end of the piping is connected to the pump unit to hydraulically connect the pump unit to the main line.
EFFECT: increased reliability of connections of several pump units with the well mouth equipment.
36 cl, 21 dwg
