Coal mining machine walking box lubricating and cooling device

The utility model discloses a lubricating and cooling device for a walking box of a coal mining machine. Wherein the oil dripping lubricating mechanism is arranged at the top of a walking box of the coal mining machine, the cooling mechanism is arranged on the walking box of the coal mining machine, the oil dripping lubricating mechanism comprises an oil dripping box body, a dropper and an oil dripping adjusting part, and the oil dripping adjusting part comprises a sealing cover, an adjusting screw rod, a round protective cylinder and a dropper. Lubricating oil and cooling water are mixed to lubricate and cool a transmission gear in the walking box, and the lubricating and cooling problems of the gear in the walking box of the ultrahigh-power walking box are solved. 本实用新型公开了一种采煤机行走箱润滑冷却装置，包括设置在采煤机行走箱顶部的滴油润滑机构和设置在采煤机行走箱上的冷却机构，所述滴油润滑机构包括滴油箱体、滴管和滴油调节部件，所述滴油调节部件包括封盖、调节螺杆、圆护筒和滴管。本实用新型利用润滑油和冷却水混合对行走箱内部传动齿轮进行润滑和冷却，解决了特大功率行走箱的行走箱内部齿轮的润滑和冷却问题。