Parallel-connected condenser and cooling device using the same

Abstract

A cooling device includes a parallel-connected condenser and an evaporator assembly. The parallel-connected condenser has a primary condenser assembly and at least one auxiliary condenser assembly. The evaporator assembly includes an evaporator, a coolant input pipe and a coolant output pipe. Two ends of the coolant input pipe are respectively connected to the evaporator and a first primary condenser tube. Two ends of the coolant output pipe are respectively connected to the evaporator and a second primary condenser tube for the parallel-connected condenser and the evaporator assembly to form a closed coolant circulation loop with coolant filled therein. By virtue of the primary condenser assembly and the auxiliary condenser assembly parallelly connected, gaseous coolant can be circulated through different paths and liquefied to effectively enhance cooling and liquefaction efficiency of coolant when the coolant is circulated through the cooling device.

What is claimed is: 
     
         1 . A parallel-connected condenser, comprising:
 a primary condenser assembly having:
 a first primary condenser tube; 
 a second primary condenser tube mounted to be spaced apart from the first primary condenser tube; and 
 a primary heat-dissipating mechanism mounted between the first primary condenser tube and the second primary condenser tube; and 
   at least one auxiliary condenser assembly parallelly connected with the primary condenser assembly, each of the at least one auxiliary condenser assembly having:
 a first auxiliary condenser tube communicating with the first primary condenser tube; 
 a second auxiliary condenser tube mounted to be spaced apart from the first auxiliary condenser tube, and communicating with the second primary condenser tube; and 
 an auxiliary heat-dissipating mechanism mounted between the first auxiliary condenser tube and the second auxiliary condenser tube. 
   
     
     
         2 . The parallel-connected condenser as claimed in  claim 1 , wherein
 the primary heat-dissipating mechanism has:
 multiple primary cooling flat ducts horizontally connected between the first primary condenser tube and the second primary condenser tube and spaced apart from one another; and 
 multiple primary heat sinks, wherein adjacent two of the multiple primary heat sinks are separated by a corresponding primary cooling flat duct, and each primary heat sink conductively contacts a periphery of at least one of the multiple primary cooling flat duct; and 
   the auxiliary heat-dissipating mechanism has:
 multiple auxiliary cooling flat ducts horizontally connected between the first auxiliary condenser tube and the second auxiliary condenser tube and spaced apart from one another; and 
 multiple auxiliary heat sinks, wherein adjacent two of the multiple auxiliary heat sinks are separated by a corresponding auxiliary cooling flat duct, and each auxiliary heat sink conductively contacts a periphery of at least one of the multiple auxiliary cooling flat duct. 
   
     
     
         3 . The parallel-connected condenser as claimed in  claim 2 , wherein the multiple primary heat sinks of the primary heat-dissipating mechanism and the multiple auxiliary heat sinks of the auxiliary heat-dissipating mechanism are wavy. 
     
     
         4 . The parallel-connected condenser as claimed in  claim 1 , wherein the first auxiliary condenser tube of the auxiliary condenser assembly has multiple first flow paths formed inside the first auxiliary condenser tube and directly or indirectly communicating with the first primary condenser tube, and the second auxiliary condenser tube of the auxiliary condenser assembly has multiple second flow paths formed inside the second auxiliary condenser tube and directly or indirectly communicating with the second primary condenser tube. 
     
     
         5 . The parallel-connected condenser as claimed in  claim 2 , wherein the first auxiliary condenser tube of the auxiliary condenser assembly has multiple first flow paths formed inside the first auxiliary condenser tube and directly or indirectly communicating with the first primary condenser tube, and the second auxiliary condenser tube of the auxiliary condenser assembly has multiple second flow paths formed inside the second auxiliary condenser tube and directly or indirectly communicating with the second primary condenser tube. 
     
     
         6 . The parallel-connected condenser as claimed in  claim 3 , wherein the first auxiliary condenser tube of the auxiliary condenser assembly has multiple first flow paths formed inside the first auxiliary condenser tube and directly or indirectly communicating with the first primary condenser tube, and the second auxiliary condenser tube of the auxiliary condenser assembly has multiple second flow paths formed inside the second auxiliary condenser tube and directly or indirectly communicating with the second primary condenser tube. 
     
     
         7 . A cooling device comprising:
 the parallel-connected condenser as claimed in  claim 1 ; and   an evaporator assembly including:
 an evaporator having:
 a case; 
 an evaporation chamber defined in the case; and 
 a heat-conducting base formed on a bottom of the case; 
 
 a coolant input pipe with two ends respectively connected to a top of the case of the evaporator and the first primary condenser tube of the primary condenser assembly; and 
 a coolant output pipe with two ends of the coolant output pipe respectively connected to a sidewall of the case of the evaporator and the second primary condenser tube of the primary condenser assembly; 
   wherein the parallel-connected condenser and the evaporator assembly form a closed coolant circulation loop with coolant filled therein.   
     
     
         8 . A cooling device comprising:
 the parallel-connected condenser as claimed in  claim 2 ; and   an evaporator assembly including:
 an evaporator having:
 a case; 
 an evaporation chamber defined in the case; and 
 a heat-conducting base formed on a bottom of the case; 
 
 a coolant input pipe with two ends respectively connected to a top of the case of the evaporator and the first primary condenser tube of the primary condenser assembly; and 
 a coolant output pipe with two ends of the coolant output pipe respectively connected to a sidewall of the case of the evaporator and the second primary condenser tube of the primary condenser assembly; 
   wherein the parallel-connected condenser and the evaporator assembly form a closed coolant circulation loop with coolant filled therein.   
     
     
         9 . A cooling device comprising:
 the parallel-connected condenser as claimed in  claim 3 ; and   an evaporator assembly including:
 an evaporator having:
 a case; 
 an evaporation chamber defined in the case; and 
 a heat-conducting base formed on a bottom of the case; 
 
 a coolant input pipe with two ends respectively connected to a top of the case of the evaporator and the first primary condenser tube of the primary condenser assembly; and 
 a coolant output pipe with two ends of the coolant output pipe respectively connected to a sidewall of the case of the evaporator and the second primary condenser tube of the primary condenser assembly; 
   wherein the parallel-connected condenser and the evaporator assembly form a closed coolant circulation loop with coolant filled therein.   
     
     
         10 . A cooling device comprising:
 the parallel-connected condenser as claimed in  claim 4 ; and   an evaporator assembly including:
 an evaporator having:
 a case; 
 an evaporation chamber defined in the case; and 
 a heat-conducting base formed on a bottom of the case; 
 
 a coolant input pipe with two ends respectively connected to a top of the case of the evaporator and the first primary condenser tube of the primary condenser assembly; and 
 a coolant output pipe with two ends of the coolant output pipe respectively connected to a sidewall of the case of the evaporator and the second primary condenser tube of the primary condenser assembly; 
   wherein the parallel-connected condenser and the evaporator assembly form a closed coolant circulation loop with coolant filled therein.   
     
     
         11 . The cooling device as claimed in  claim 7 , wherein
 the first primary condenser tube of the primary condenser assembly has:
 a coolant inlet formed through an upper portion of a peripheral wall of the first primary condenser tube; and 
 two coolant outlets respectively formed through lower portions of the peripheral wall of the first primary condenser tube and the second primary condenser tube; 
   the two ends of the coolant input pipe are respectively connected to the top of the case of the evaporator and the coolant inlet of the primary condenser assembly;   the two ends of the coolant output pipe are respectively connected to the sidewall of the case of the evaporator and the coolant outlet of the second primary condenser tube of the primary condenser assembly; and   the evaporator assembly has a quick return pipe with two ends respectively connected to another sidewall of the case of the evaporator and the coolant outlet of the first primary condenser tube of the primary condenser assembly.   
     
     
         12 . The cooling device as claimed in  claim 8 , wherein
 the first primary condenser tube of the primary condenser assembly has:
 a coolant inlet formed through an upper portion of a peripheral wall of the first primary condenser tube; and 
 two coolant outlets respectively formed through lower portions of the peripheral wall of the first primary condenser tube and the second primary condenser tube; 
   the two ends of the coolant input pipe are respectively connected to the top of the case of the evaporator and the coolant inlet of the primary condenser assembly;   the two ends of the coolant output pipe are respectively connected to the sidewall of the case of the evaporator and the coolant outlet of the second primary condenser tube of the primary condenser assembly; and   the evaporator assembly has a quick return pipe with two ends respectively connected to another sidewall of the case of the evaporator and the coolant outlet of the first primary condenser tube of the primary condenser assembly.   
     
     
         13 . The cooling device as claimed in  claim 9 , wherein
 the first primary condenser tube of the primary condenser assembly has:
 a coolant inlet formed through an upper portion of a peripheral wall of the first primary condenser tube; and 
 two coolant outlets respectively formed through lower portions of the peripheral wall of the first primary condenser tube and the second primary condenser tube; 
   the two ends of the coolant input pipe are respectively connected to the top of the case of the evaporator and the coolant inlet of the primary condenser assembly;   the two ends of the coolant output pipe are respectively connected to the sidewall of the case of the evaporator and the coolant outlet of the second primary condenser tube of the primary condenser assembly; and   the evaporator assembly has a quick return pipe with two ends respectively connected to another sidewall of the case of the evaporator and the coolant outlet of the first primary condenser tube of the primary condenser assembly.   
     
     
         14 . The cooling device as claimed in  claim 10 , wherein
 the first primary condenser tube of the primary condenser assembly has:
 a coolant inlet formed through an upper portion of a peripheral wall of the first primary condenser tube; and 
 two coolant outlets respectively formed through lower portions of the peripheral wall of the first primary condenser tube and the second primary condenser tube; 
   the two ends of the coolant input pipe are respectively connected to the top of the case of the evaporator and the coolant inlet of the primary condenser assembly;   the two ends of the coolant output pipe are respectively connected to the sidewall of the case of the evaporator and the coolant outlet of the second primary condenser tube of the primary condenser assembly; and   the evaporator assembly has a quick return pipe with two ends respectively connected to another sidewall of the case of the evaporator and the coolant outlet of the first primary condenser tube of the primary condenser assembly.   
     
     
         15 . The cooling device as claimed in  claim 11 , wherein the coolant input pipe is greater than the coolant output pipe in diameter 
     
     
         16 . The cooling device as claimed in  claim 12 , wherein the coolant input pipe is greater than the coolant output pipe in diameter 
     
     
         17 . The cooling device as claimed in  claim 13 , wherein the coolant input pipe is greater than the coolant output pipe in diameter 
     
     
         18 . The cooling device as claimed in  claim 14 , wherein the coolant input pipe is greater than the coolant output pipe in diameter 
     
     
         19 . The cooling device as claimed in  claim 15 , wherein the coolant input pipe is greater than the quick return pipe in diameter. 
     
     
         20 . The cooling device as claimed in  claim 16 , wherein the coolant input pipe is greater than the quick return pipe in diameter.