Car diesel tank that prevents frostbite

The utility model relates to a car diesel tank that prevents frostbite belongs to car diesel tank's improvement. The internal bottom surface fixed connection of portion of oil storage tank and diesel tank returns oil pipe and inhales the oil pipe lower extreme and is arranged in the oil storage tank respectively, and it is inside and outside that U type communicating pipe and cross -under of oil storage tank lateral wall and both ends are located the oil storage tank respectively, and the diesel oil liquefying plant is located the oil storage tank. The advantage is novel structure, adds a less oil storage tank in diesel tank, and the driver is before can automobile staring, to letting in compressed air or power consumption beater mill in the oil storage tank, can make the state liquid of diesel oil from hanging a wax, solidifying with one of these two methods, makes to inhale oil pipe and can inhale diesel oil, has reached the car and has started smoothly, can also fall low power consumption and engine damage