Heat dissipation mechanism and method thereof

Abstract

A heat dissipation mechanism for connecting with at least one heat source includes a main body and at least one heat dissipation block. The main body is made by a material of alloy or metal through a die casting process and has a first side and a second side that are corresponding to each other. The heat dissipation block is disposed on the first side of the main body, made by a first high thermal conductivity material, and having a connecting surface that protrudes outside the main body. The connecting surface directly or indirectly connects with the heat source. The heat dissipation block connects with the main body by means of a first connecting structure, the first connecting structure having a first pair of interlock structures that are disposed in the main body and the heat dissipation block respectively.

1 . A heat dissipation mechanism for connecting with at least one heat source comprising:
 a main body ( 110 ), which is made by a material of aluminum alloy or magnesium alloy through a die casting process, and has a first side ( 110   a ) and a second side ( 110   b ) that are corresponding to each other;   at least one heat dissipation block ( 130 ), disposed on the first side ( 110   a ) of the main body ( 110 ), made by a first high thermal conductivity material, and having a connecting surface ( 132 ) that protrudes outside the main body ( 110 ), wherein the connecting surface ( 132 ) directly connects with the heat source; and   a heat dissipation member ( 220 ), disposed on the second side ( 110   b ) of the main body ( 210 ), made by a second high thermal conductivity material;   wherein the main body ( 110 ), the heat dissipation block ( 130 ) and heat dissipation member are integrated together when the main body ( 110 ) is formed by the die casting process;   wherein the first high thermal conductivity material is copper, the second high thermal conductivity material is aluminum alloy.   
     
     
         2 . (canceled) 
     
     
         3 . (canceled) 
     
     
         4 . A heat dissipation mechanism for connecting with at least one heat source comprising:
 a main body ( 210 ), which is made by a material of aluminum alloy or magnesium alloy through a die casting process, and has a first side ( 110   a ) and a second side ( 110   b ) that are corresponding to each other;   a heat dissipation member ( 220 ), disposed on the second side ( 110   b ) of the main body ( 210 ), made by a second high thermal conductivity material, and having at least one protruding block ( 222 ) whose side is surrounded by the main body ( 210 ); and   at least one heat dissipation block ( 230 ) disposed on the first side ( 110   a ) of the main body ( 210 ), made by a first high thermal conductivity material, and connecting with the protruding block ( 222 ), wherein the heat dissipation block ( 230 ) is between the protruding block ( 222 ) and the heat source, and the protruding block ( 222 ) directly connects with the heat source;   wherein the first high thermal conductivity material is copper, the second high thermal conductivity material is aluminum alloy.   
     
     
         5 . (canceled) 
     
     
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         10 . The heat dissipation mechanism according to  claim 1 , wherein the thermal conductivity of the heat dissipation member ( 120 ) is higher than the thermal conductivity of the main body ( 110 ). 
     
     
         11 . The heat dissipation mechanism according to  claim 4 , wherein the thermal conductivity of the heat dissipation member ( 220 ) is higher than the thermal conductivity of the main body ( 210 ). 
     
     
         12 . (canceled) 
     
     
         13 . (canceled) 
     
     
         14 . The heat dissipation mechanism according to  claim 1 , wherein the connecting surface ( 132 ) of the heat dissipation block ( 130 ) is through a surface treatment process in order to reduce a surface thermal resistance of the heat dissipation block ( 130 ). 
     
     
         15 . The heat dissipation mechanism according to  claim 4 , wherein surface of the heat dissipation block ( 230 ) is through a surface treatment process in order to reduce a surface thermal resistance of the heat dissipation block ( 230 ). 
     
     
         16 . A method for manufacturing a heat dissipation mechanism comprising steps of:
 providing at least one heat dissipation block ( 130 );   providing at least one heat dissipation member ( 120 ) that is made of a second high thermal conductivity material; and   loading the heat dissipation block ( 130 ), heat dissipation member ( 120 ) and molten or semi-melted aluminum alloy or magnesium alloy into a die casting mold, executing the die casting process and obtain an integrated heat dissipation mechanism ( 100 );   wherein the heat dissipation block ( 130 ) is made of a first high thermal conductivity material,   wherein the first high thermal conductivity material is copper, the second high thermal conductivity material is aluminum alloy.   
     
     
         17 . (canceled) 
     
     
         18 . A method for manufacturing a heat dissipation mechanism comprising steps of:
 providing at least one heat dissipation member ( 220 ) that has a protruding block ( 222 );   providing at least one heat dissipation block ( 230 ) that is disposed on a surface of the protruding block ( 222 ), and is made of a first high thermal conductivity material; and   loading the heat dissipation member ( 220 ), the heat dissipation block ( 230 ) and molten or semi-melted aluminum alloy or magnesium alloy into a die casting mold executing the die casting process and obtain an integrated heat dissipation mechanism ( 200 );   wherein the heat dissipation member ( 220 ) is made of a second high thermal conductivity material;   wherein the first high thermal conductivity material is copper, the second high thermal conductivity material is aluminum alloy.   
     
     
         19 . (canceled) 
     
     
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         25 . (canceled)