Thermoelectric Refrigerating Modules

Abstract

The present invention relates to a thermoelectric refrigeration module, comprising a TEC refrigerating piece ( 8 ) having a top surface and a bottom surface, a radiator ( 16 ) closely contacted to the bottom surface of the TEC refrigerating piece ( 8 ), and a cold eliminator ( 18 ) including a brick body ( 4 ) having a bottom surface adhered to the top surface of the TEC refrigerating piece ( 8 ), characterized in that a thermal insulation frame structure ( 7 ) is disposed between the radiator ( 16 ) and the cold eliminator ( 18 ); the brick body of the cold eliminator and the TEC refrigerating piece are located within thermal insulation frame structure ( 7 ); the radiator and the cold eliminator are connected to the thermal insulation frame structure ( 7 ) via a connecting piece respectively; the cold eliminator has an end portion at which a plurality of cold aluminum fins are provided; a locating frame structure ( 1 ) having an inside frame, within which the end portion of the cold eliminator is located, is provided; the inside frame of the locating frame ( 1 ), the cold eliminator ( 18 ), and the thermal insulation frame structure ( 7 ) are sealed by a sealing device; and the locating frame structure provides a plurality of screw rods at sides thereof. The cold eliminator according to the present invention together with the TEC refrigeration piece is located within the thermal insulation frame structure which improves the refrigerating effect of the refrigeration piece.

1 . A thermoelectric refrigeration module, comprising a TEC refrigerating piece having a top surface and a bottom surface, a radiator closely contacted to the bottom surface of the TEC refrigerating piece, and a cold eliminator including a brick body having a bottom surface adhered to the top surface of the TEC refrigerating piece, characterized in that a thermal insulation frame structure is disposed between the radiator and the cold eliminator; the brick body of the cold eliminator and the TEC refrigerating piece are located within thermal insulation frame structure; the radiator and the cold eliminator are connected to the thermal insulation frame structure via a connecting piece respectively; the cold eliminator has an end portion at which a plurality of cold aluminum fins are provided; a locating frame structure having an inside frame, within which the end portion of the cold eliminator is located, is provided; the inside frame of the locating frame, the cold eliminator and the thermal insulation frame structure are sealed by a sealing device; and the locating frame structure provides a plurality of screw rods at sides thereof.  
   
   
       2 . The thermoelectric refrigeration module according to  claim 1 , characterized in that the thermal insulation frame structure provides by injection molding a plastic guide rod having a threaded portion therein, the radiator and the cold eliminator are respectively connected to the thermal insulation frame structure by screws being screwed up to the threaded portion, and plastic spacers are provided between the screws and the radiator and the cold eliminator.  
   
   
       3 . The thermoelectric refrigeration module according to  claim 1 , characterized in that the sealing device comprises a silicone rubber sealing ring and a plastic support frame providing a groove formed along the periphery thereof to receive the silicone rubber sealing ring.  
   
   
       4 . The thermoelectric refrigeration module according to  claim 3 , characterized in that the radiator comprises a base at which a plurality of recesses in parallel are provided, and a plurality of radiating fins each having an end portion which is inserted into one of the plurality of recesses to fix the same to the base.  
   
   
       5 . The thermoelectric refrigeration module according to  claim 4 , characterized in that the radiator further comprises an air guide plate having a U-shaped profile, and the U-shaped air guide plate houses another end portion of each of the radiating fins such that a plurality of air channels for heat radiating are formed among the U-shaped air guide plate, the base and the radiating fins.  
   
   
       6 . The thermoelectric refrigeration module according to  claim 2 , characterized in that the sealing device comprises a silicone rubber sealing ring and a plastic support frame providing a groove formed along the periphery thereof to receive the silicone rubber sealing ring.  
   
   
       7 . The thermoelectric refrigeration module according to  claim 6 , characterized in that the radiator comprises a base at which a plurality of recesses in parallel are provided, and a plurality of radiating fins each having an end portion which is inserted into one of the plurality of recesses to fix the same to the base.  
   
   
       8 . The thermoelectric refrigeration module according to  claim 7 , characterized in that the radiator further comprises an air guide plate having a U-shaped profile, and the U-shaped air guide plate houses another end portion of each of the radiating fins such that a plurality of air channels for heat radiating are formed among the U-shaped air guide plate, the base and the radiating fins.