Modular Volumetric Compressor

Abstract

A volumetric compressor of the type comprising a pair of rotors cooperating with each other and housed inside a compressor body, in which it is possible to identify a first flange, arranged on the suction side of the compressor body, and a second flange, arranged on the delivery side of the compressor body, suited to couplingly house a suction head and a delivery head of the volumetric compressor, wherein the suction head is provided with a first counterflange, suited to be connected to the first flange, and comprises a coupling element for connection to a suction pipe, or a coupling element for connection to a suction pipe in combination with a motor unit, and the delivery head is provided with a second counterflange, suited to be connected to the second flange, and comprises a coupling element for connection to a delivery pipe, or a coupling element for connection to a delivery pipe in combination with an oil separator.

1 ) Volumetric compressor ( 1 ) of the type comprising a pair of rotors ( 2 ) cooperating with each other and housed inside a compressor body ( 3 ) in which it is possible to identify a first flange ( 4 ) arranged on the suction side of said compressor body ( 3 ) and a second flange ( 5 ) arranged on the delivery side of said compressor body ( 3 ), said first flange ( 4 ) being suited to be coupled with a suction head ( 6 ,  7 ) and said second flange ( 5 ) being suited to be coupled with a delivery head ( 8 ,  9 ) of said volumetric compressor ( 1 ), characterized in that said suction head ( 6 ,  7 ) is provided with a first counterflange ( 10 ,  11 ), suited to be connected with said first flange ( 4 ), and comprises a coupling element ( 12 ) for connection to a suction pipe, or a coupling element ( 13 ) for connection to a suction pipe in combination with a motor unit ( 14 ), and in that said delivery head ( 8 ,  9 ) is provided with a second counterflange ( 15 ,  16 ), suited to be connected with said second flange ( 5 ), and comprises a coupling element ( 17 ) for connection to a delivery pipe, or a coupling element ( 18 ) for connection to a delivery pipe in combination with an oil separator ( 19 ).  
   
   
       2 ) Volumetric compressor ( 60 ) according to  claim 1) , characterized in that said suction head ( 6 ) comprises a coupling element ( 12 ) for connection to a suction pipe, and said delivery head ( 9 ) comprises a coupling element ( 17 ) for connection to a delivery pipe.  
   
   
       3 ) Volumetric compressor ( 70 ) according to  claim 1) , characterized in that said suction head ( 6 ) comprises a coupling element ( 12 ) for connection to a suction pipe, and said delivery head ( 8 ) comprises a coupling element ( 18 ) for connection to a delivery pipe in combination with an oil separator ( 19 ).  
   
   
       4 ) Volumetric compressor ( 80 ) according to  claim 1) , characterized in that said suction head ( 7 ) comprises a coupling element ( 13 ) for connection to a suction pipe in combination with a motor unit ( 14 ), and said delivery head ( 9 ) comprises a coupling element ( 17 ) for connection to a delivery pipe.  
   
   
       5 ) Volumetric compressor ( 50 ) according to  claim 1) , characterized in that said suction head ( 7 ) comprises a coupling element ( 13 ) for connection to a suction pipe in combination with a motor unit ( 14 ), and said delivery head ( 8 ) comprises a coupling element ( 18 ) for connection to a delivery pipe in combination with an oil separator ( 19 ).  
   
   
       6 ) Volumetric compressor ( 1 ,  50 ,  60 ,  70 ,  80 ) according to  claim 1) , characterized in that said coupling element ( 12 ,  13 ) for connection to a suction pipe is constituted by a suction valve.  
   
   
       7 ) Volumetric compressor ( 1 ,  50 ,  60 ,  70 ,  80 ) according to  claim 1) , characterized in that said coupling element ( 12 ,  13 ) for connection to a suction pipe is constituted by a suction coupling.  
   
   
       8 ) Volumetric compressor ( 1 ,  50 ,  60 ,  70 ,  80 ) according to  claim 1) , characterized in that said coupling element ( 17 ,  18 ) for connection to a delivery pipe is constituted by a delivery valve.  
   
   
       9 ) Volumetric compressor ( 1 ,  50 ,  60 ,  70 ,  80 ) according to  claim 1) , characterized in that said coupling element ( 17 ,  18 ) for connection to a delivery pipe is constituted by a delivery coupling.  
   
   
       10 ) Volumetric compressor ( 1 ,  50 ,  80 ) according to  claim 1) , characterized in that said motor unit ( 14 ) is of the semi-hermetic type.  
   
   
       11 ) Volumetric compressor ( 1 ,  50 ,  60 ,  70 ,  80 ) according to  claim 1) , characterized in that it comprises fastening means ( 21 ) suited to permanently connect said first and second flange ( 4 ,  5 ) to said first and second counterflange ( 10 ,  11 ,  15 ,  16 ), respectively.  
   
   
       12 ) Volumetric compressor ( 1 ,  50 ,  60 ,  70 ,  80 ) according to  claim 11) , characterized in that said fastening means ( 21 ) are constituted by screws.  
   
   
       13 ) Volumetric compressor ( 1 ,  50 ,  80 ) according to  claim 1) , characterized in that said motor unit ( 14 ) is constituted by an electric motor.  
   
   
       14 ) Compressor ( 1 ,  50 ,  60 ,  70 ,  80 ) substantially according to what has been described and represented above.