Data centre cabinet and gravity spray system thereof

A gravity spray system, comprising a main oil tank, a pump, a radiator, a data centre cabinet, an oil intake device, an oil return device and a cooling liquid oil, wherein the main oil tank, the pump, the radiator and the data centre cabinet are connected into a closed oil circuit by the oil intake device and the oil return device;

• the cooling liquid oil is pumped out of the main oil tank by the pump, after passing through the radiator for a heat exchange, the cooling liquid oil enters an oil distributor in the data centre cabinet through a first pipeline;
• the oil distributor is located at an upper part of the data centre cabinet;
• the oil distributor distributes the cooling liquid oil, and each liquid distributor of a plurality of liquid distributors distributes and sprays the cooling liquid oil to cool servers in the data centre cabinet;
• and
• the cooling liquid oil after a cooling treatment returns to the main oil tank through the oil return device;
• the data centre cabinet comprises a cabinet body;
• the oil distributor;
• and
• the plurality of liquid distributors;
• the cabinet body comprises a plurality of mounting racks;
• the cabinet body is sequentially mounted with a plurality of server housings from top to bottom;
• each server of the servers is placed in each server housing of the plurality of server housings;
• one of the plurality of liquid distributors is provided above each server housing;
• each liquid distributor of the plurality of liquid distributors is provided with the each server housing;
• the oil distributor is mounted above the plurality of liquid distributors;
• the oil distributor is connected to the each liquid distributor via the oil intake device;
• and
• the cooling liquid oil is distributed and flows to the each liquid distributor through the oil distributor, and the plurality of liquid distributors spray the cooling liquid oil to the servers for cooling;
• the oil distributor comprises a case, at least one oil distribution inlet end and a plurality of oil distribution units;
• the plurality of oil distribution units are mounted in the case;
• each oil distribution unit of the plurality of oil distribution units comprises an oil distribution outlet end and an oil quantity regulator, the oil quantity regulator is directly opposite to the oil distribution outlet end, and the oil quantity regulator controls a quantity of the cooling liquid oil discharged at the oil distribution outlet end;
• and
• the cooling liquid oil enters the oil distributor from the at least one oil distribution inlet end, and the oil distributor is connected to the each liquid distributor via the oil distribution outlet end.