Lubricating and cooling device for planetary gearbox

The utility model discloses a planetary gearbox lubricating and cooling device which comprises two oil pumps communicated with an oil tank, one oil pump is used, and the other oil pump is standby. A double-cylinder filter is connected behind the oil pump, a plate type cooler is connected behind the double-cylinder filter, an impeller type flow meter is arranged between the plate type cooler and an oil supply port, and a throttle valve oil return path leading to the oil tank is connected to an oil path between the plate type cooler and the impeller type flow meter; the oil tank is a flat oil tank, the height of the oil tank ranges from 55 cm to 60 cm, the length of the oil tank ranges from 150 cm to 160 cm, and the width of the oil tank ranges from 105 cm to 110 cm. The flow monitoring device is accurate in flow monitoring, good in cooling effect and smooth in gear box oil return. 本实用新型公开了一种行星齿轮箱润滑冷却装置，包括与油箱连通的油泵，油泵有二个，一个使用，另一个备用；油泵后接双筒过滤器，双筒过滤器后接板式冷却器，板式冷却器与供油口之间设置叶轮型流量计，在板式冷却器与叶轮型流量计之间的油路上，接有通向油箱的节流阀回油油路；所述油