Patent ID: 8720146

Claim:
A suspended ceiling structure for a refrigerated storage, comprises: a ceiling grid which comprises a main grid, hanging members which are connected to the main grid and a refrigerated storage top; wherein an upper color-coated steel sheet is provided above the main grid, an insulating strip is arranged between the upper color-coated steel sheet and the main grid; a lower color-coated steel sheet is arranged below the main grid; a thermal break component is arranged between the main grid and the lower color-coated steel sheet; space is arranged between the upper color-coated steel sheets and lower color-coated steel sheets, in which polyurethane insulating layers are sprayed; the thermal break component comprises a heat insulation rod, an upper joint which is connected to the main grid and upper end part of the heat insulation rod, a lower joint which is connected to lower end part of the heat insulation rod and the lower color-coated steel sheet, the upper joint is an upper screw bolt, the lower joint is a lower screw bolt, the heat insulation rod is polypropylene insulation rod, an upper metal sleeve with internal thread is inlaid in the upper end part of the high impact Polypropylene insulation rod, a lower metal sleeve with internal thread is inlaid in the lower end part of the polypropylene insulation rod, the upper screw bolt connects to the polypropylene insulation rod through the upper metal sleeve, the lower screw bolt connects to the polypropylene insulation rod through the lower metal sleeve.