| 主权项 |
1. A heat dissipation device, provided in a notebook computer with a keyboard, wherein the heat dissipation device includes a heat dissipation component and a heat guiding box, the heat dissipation component is communicated with the heat guiding box, the keyboard is also communicated with the heat guiding box, and the heat guiding box is used to transmit heat in the heat dissipation component to the keyboard,
the heat dissipation component includes a heat guiding pipe, a fan, and a radiator, heat generated in the notebook computer is transmitted to the heat dissipation component by the heat guiding pipe and then is blown out of the heat dissipation component by the fan, and the heat dissipation component further includes a second valve provided between the radiator and the fan, and the second valve its used for closing or opening a heat dissipation path between the heat dissipation component and external environment. |
