Heat dissipation device for new energy automobile battery

The utility model relates to the technical field of new energy automobiles, and discloses a heat dissipation device for a new energy automobile battery, which comprises a battery box body positioned in a new energy automobile, a sealing cover plate is arranged on the upper surface of the battery box body, and operating handles are fixedly mounted on the left side and the right side of the upper surface of the sealing cover plate. A gravity clamping device is fixedly mounted on the inner wall of the battery box body, and a bearing plate is fixedly mounted at the bottom of the gravity clamping device. According to the heat dissipation device for the new energy automobile battery, a bearing plate is driven by the gravity of the battery to extrude a fixed bracket to drive a first push rod and a second push rod to push a clamping rod to drive a clamping vertical plate to clamp and fix the outer side surface of the battery, so that a better clamping and fixing effect on the battery is achieved; the temperature rise