Heat collection device for cold bed

The utility model discloses a heat collection device for a cold bed. The heat collection device comprises a cross beam, a stand column, a plurality of heat collection pipes and a power stretching device. The cross beam is arranged above the bed surface of the cold bed, the stretching direction of the cross beam is perpendicular to the longitudinal direction of the cold bed, the heat collection pipes are arranged between the bed surface of the cold bed and the cross beam and fixed to the cross beam, the top end of the stand column is hinged to one end of the cross beam, and the power stretching device is connected between the end, hinged to the stand column, of the cross beam and the bottom end of a vertical rod. Heat energy of metal products fed onto the cold bed can be effectively recycled through the heat collection device, and the heat collection device is wide in application range and can be applied to enterprises with cold beds in the metallurgical industry.