Multi-pipe-switching heat exchange apparatus

Abstract

A multi-pipe-switching heat exchange apparatus has a heating module, an auxiliary module, a buffering module, and an operation module. The heating module has at least one heating boiler. The auxiliary module is deposited beside the heating module and has at least one spare boiler. The buffering module is connected to and communicates with the heating module and the auxiliary module, and has a buffering body connected to and communicating with the at least one heating boiler and the at least one spare boiler, a first pipeline set deposited between the buffering body and the heating module, and a second pipeline set deposited between the buffering body and the auxiliary module. The operation module is connected to and communicates with the buffering module and has an operation end and a third pipeline set connected to and communicating with the buffering body and the operation end.

What is claimed is: 
     
         1 . A multi-pipe-switching heat exchange apparatus comprising:
 a heating module being used to produce a heat source and having at least one heating boiler;   an auxiliary module deposited beside the heating module and having at least one spare boiler;   a buffering module connected to and communicating with the heating module and the auxiliary module, and having
 a buffering body connected to and communicating with the at least one heating boiler and the at least one spare boiler, and having an exchange fluid to transport heat sources that are generated from the at least one heating boiler and the at least one spare boiler in the buffering body; 
 a first pipeline set deposited and connected between the buffering body and the heating module; and 
 a second pipeline set deposited and connected between the buffering body and the auxiliary module; and 
   an operation module connected to and communicating with the buffering module and having
 an operation end; and 
 a third pipeline set connected to and communicating with the buffering body and the operation end; 
   wherein the pipeline sets are independent without communicating with each other.   
     
     
         2 . The multi-pipe-switching heat exchange apparatus as claimed in claim  1 , wherein
 the multi-pipe-switching heat exchange apparatus has multiple valve modules; and   each one of the valve modules is of the dual-tube type, is deposited at a connecting end of the buffering body such that each one of the pipeline sets, is connected to and communicates with the buffering body, and each one of the valve modules has
 two branch pipes connected to and communicating with the buffering body and one of the pipeline sets; 
 two pumps deposited on the two branch pipes; and 
 multiple control valves deposited on the branch pipes beside the pumps. 
   
     
     
         3 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 1 , wherein the heating module has a preheater deposited beside the at least one heating boiler, the preheater connected to and communicating with the at least. one heating boiler to adjust the temperature of the heat source before the heat source enters the at least one heating boiler via the preheater to prevent excessive temperature of the heat source from directly entering and damaging the at least one heating boiler. 
     
     
         4 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 2 , wherein the heating module has a preheater deposited beside the at least one heating boiler, the preheater connected to and communicating with the at least one heating boiler to adjust the temperature of the heat source before the heat source enters the at least one heating boiler via the preheater to prevent excessive temperature of the heat source from directly entering and damaging the at least one heating boiler. 
     
     
         5 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 3 , wherein
 a first circulation loop, which is a closed loop, is formed between the buffering body, the preheater, and the at least one heating boiler;   a second circulation loop, which is a closed loop, is formed between the buffering body and the at least one spare boiler; and   a third circulation loop, which is a closed loop, is formed between the buffering body and the operation end of the operation module.   
     
     
         6 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 4 , wherein
 a first circulation loop, which is a closed loop, is formed between the buffering body, the preheater, and the at least one heating boiler;   a second circulation loop, which is a closed loop, is formed between the buffering body and the at least one spare boiler; and   a third circulation loop, which is a closed loop, is formed between the buffering body and the operation end of the operation module.   
     
     
         7 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 5 , wherein the heating module has a chimney pipe group connected to and communicating with a top of the at least one heating boiler, being opposite the preheater, and being used to guide the heat source after heat exchanging and fuel gas flowing out of the at least one heating boiler to avoid excessive pressure within the at least one heating boiler and to provide an effect of discharging hot air and importing cold air. 
     
     
         8 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 6 , wherein the heating module has a chimney pipe group connected to and communicating with a top of the at least one heating boiler, being opposite the preheater, and being used to guide the heat source after heat exchanging and fuel gas flowing out of the at least one heating boiler to avoid excessive pressure within the at least one heating boiler and to provide an effect of discharging hot air and importing cold air. 
     
     
         9 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 7 , wherein
 the multi-pipe-switching heat exchange apparatus has a cooling module connected to and communicating with the buffering module to adjust the temperature of the operation module, and having two ends; and   one of the two ends of the cooling module is connected to and communicates with the buffering body of the buffering module by one of the valve modules, and the other end of the cooling module is connected to and communicates with the buffering body by a fourth pipeline set to form a fourth circulation loop.   
     
     
         10 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 8 , wherein
 the multi-pipe-switching heat exchange apparatus has a cooling module connected to and communicating with the buffering module to adjust the temperature of the operation module, and having two ends; and   one of the two ends of the .cooling module is connected to and communicates with the buffering body of the buffering module by one of the valve modules, and the other end of the cooling module is connected to and communicates with the buffering body by a fourth pipeline set to form a fourth circulation loop.   
     
     
         11 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 9 , wherein
 the at least one heating boiler is a steam boiler or a hot water boiler; and   the at least one spare boiler is a steam boiler or a hot water boiler.   
     
     
         11 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 10 , wherein
 the at least one heating boiler is a steam boiler or a hot water boiler; and   the at least one spare boiler is a steam boiler or a hot water boiler.   
     
     
         13 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 3 , wherein the heating module has a chimney pipe group connected to and communicating with a top of the at least one heating boiler, being opposite the preheater, and being used to guide the heat source after heat exchanging and fuel gas flowing out of the at least one heating boiler to avoid excessive pressure within the at least one heating boiler and to provide an effect of discharging hot air and importing cold air. 
     
     
         14 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 4 , wherein the heating module has a chimney pipe group connected to and communicating with a top of the at least one heating boiler, being opposite the preheater, and being used to guide the heat source after heat exchanging and fuel gas flowing out of the at least one heating boiler to avoid excessive pressure within the at least one heating boiler and to provide an effect of discharging hot air and importing cold air. 
     
     
         15 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 11 , wherein
 the at least one heating boiler is a steam boiler or a hot water boiler; and   the at least one spare boiler is a steam boiler or a hot water boiler.   
     
     
         16 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 2 , wherein
 the at least one heating boiler is a steam boiler or a hot water boiler; and   the at least one spare boiler is a steam boiler or a hot water boiler.   
     
     
         17 . The multi-pipe-switching heat exchange apparatus as claimed in  claim 2 , wherein
 the multi-pipe-switching heat exchange apparatus has a cooling module connected to and communicating with the buffering module to adjust the temperature of the operation module, and having two ends; and   one of the two ends of the cooling module is connected to and communicates with the buffering body of the buffering module by one of the valve modules, and the other end of the cooling module is connected to and communicates with the buffering body by a fourth pipeline set to form a fourth circulation loop.