Indoor projector

The invention provides an indoor projector which comprises a projector body and an installation support arranged above the projector body. A cooling fan is arranged on the rear side of the projector body, air outlets are formed in the positions, on the two sides of the cooling fan, of the projector body, and cooling fins are arranged on the left side and the right side of the projector body. The cooling fan and the cooling fins of the indoor projector can effectively cool and dissipate heat of the projector, and the service life of the projector can be effectively prolonged. 本发明提供一种室内投影仪，包括：投影仪本体、设置在所述投影仪本体上方的安装支架，所述投影仪本体后侧设置有散热风扇，所述投影仪本体在所述散热风扇的两侧设置有出风口，所述投影仪本体左右两侧设置有散热片。本发明室内投影仪的散热风扇和散热片能够对投影仪进行有效的降温和散热，可以有效提高投影仪的使用寿命。