Mobile phone back clamp radiator

The utility model discloses a mobile phone back clamp radiator, which comprises a radiator main body, the radiator main body comprises an upper arm shell, the upper arm shell is of an L-shaped structure, two lower arm sliding rails are inserted into the lower end of the upper arm shell, the top ends of the lower arm sliding rails are connected with lower arm springs, the bottoms of the lower arm sliding rails are connected with a lower arm shell, and the right side of the upper arm shell is provided with an inner shell. According to the utility model, the upper arm shell is fixed, and the mobile phone can be adjusted only by moving the lower arm shell, so that the mobile phone does not deviate and is easier to align; according to the utility model, the small spring is arranged and pushes the inner shell to enable the heat-conducting silica gel to be attached to the mobile phone, so that the mobile phone heat dissipation device can adapt to different mobile phones and achieve higher heat dissipation performanc