Engine cooling device

• Main Authors: NAGURA KENTARO, SHINDO KENSHI
• Format: Patent
• Language: Chinese; English
• Published: 27.03.2013
• Subjects: BLASTING; COOLING OF INTERNAL-COMBUSTION ENGINES; COOLING OF MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; STEAM ENGINES; WEAPONS

The utility model provides an engine cooling device which can simplify the open-close structure of a by-pass path. The engine cooling device comprises an engine, a cooling liquid circulating passage and a circulating pump, wherein the cooling liquid circulating access comprises a first backflow access which enables the cooling liquid which flows through a radiator to flow back to the circulating pump, a second backflow access which enables the cooling liquid which flows through a water jacket to bypass the radiator to flow back, a suction access which enables the first backflow access and the second backflow access to interflow and is connected with a suction inlet of the circulating pump, an eruption access which enables cooling liquid which is erupted from the circulating pump to flow into the water jacket, a by-pass access which enables the eruption access to be communicated with the suction access, a first valve body which enables the first backflow access to be opened and closed, a second valve body whic