Cylinder head for piston compressor

Abstract

Various aspects of the present disclosure are directed to cylinder heads for a piston compressor. In one example embodiment, a cylinder head is disclosed including a suction chamber, a pressure chamber spatially separated from the suction chamber, a suction connection communicates with the suction chamber for supplying a compression medium, and a pressure connection communicates with the pressure chamber for discharging the compressed compression medium. The suction connection and/or the pressure connection may be adjusted into at least two positions on the cylinder head.

1 . Cylinder head for a piston compressor, the cylinder head comprising:
 a suction chamber;   a pressure chamber spatially separated from the suction chamber;   a suction connection configured and arranged to communicate with the suction chamber for supplying a compression medium; and   a pressure connection configured and arranged to communicate with the pressure chamber for discharging the compressed compression medium;   wherein the suction connection and/or the pressure connection is configured and arranged to be adjusted into at least two positions on the cylinder head.   
     
     
         2 . The cylinder head of  claim 1 , wherein the suction chamber is arranged radially outside the pressure chamber at least in portions, wherein the pressure chamber is arranged radially outside the suction chamber at least in portions. 
     
     
         3 . The cylinder head of  claim 2 , wherein the suction chamber annularly surrounds the pressure chamber at least in portions or in that the pressure chamber annularly surrounds the suction chamber at least in portions. 
     
     
         4 . The cylinder head of  claim 1 , wherein the suction connection is provided radially on the outside of the circumference of the cylinder head or on a first axial cylinder head end of the cylinder head and/or in that the pressure connection is provided radially on the outside of the circumference or on a first axial cylinder head end of the cylinder head. 
     
     
         5 . The cylinder head of  claim 1 , further including at least one valve seat plate is provided on the cylinder head, the at least one valve seat plate is configured and arranged to delimit the suction chamber and/or the pressure chamber on a second axial cylinder head end. 
     
     
         6 . The cylinder head of  claim 1 , wherein at least the suction connection is provided on a suction insert, which insert is configured and arranged to be adjustably arranged in the cylinder head and which at least partially delimits the suction chamber, a plurality of openings or one opening extending in the circumferential direction being provided on the cylinder head for adjusting the position of the suction connection, the suction connection projecting at least partially outward through one of the openings. 
     
     
         7 . The cylinder head of  claim 6 , wherein the suction insert is annular at least in portions, the suction connection being arranged radially on the circumference of the suction insert, and in that the openings or the opening extending in the circumferential direction are provided radially on the circumference of the cylinder head, the suction connection projecting at least partially radially outward through one of the openings. 
     
     
         8 . The cylinder head of  claim 6 , wherein the suction insert is annular at least in portions, the suction connection being arranged on an end face of the suction insert, and in that the openings or the opening extending in the circumferential direction are provided on the first axial cylinder head end of the cylinder head, the suction connection projecting at least partially axially outward through one of the openings. 
     
     
         9 . The cylinder head of  claim 6 , wherein the pressure chamber is annular and is arranged centrally on the inside of the cylinder head and in that the suction insert is annular and is arranged radially outside the pressure chamber and surrounds the pressure chamber. 
     
     
         10 . The cylinder head of  claim 6 , wherein the pressure connection is provided on a pressure insert which partially delimits the pressure chamber, a plurality of openings being provided on the cylinder head, the plurality of openings are configured and arranged for adjusting the position of the pressure connection, the pressure connection of the pressure insert projecting at least partially outward through one of the openings in the cylinder head. 
     
     
         11 . The cylinder head of  claim 10 , wherein the pressure insert is annular at least in portions, the pressure connection is arranged on an end face of the pressure insert, and in that the openings are provided on the first axial cylinder head end of the cylinder head, the pressure connection projecting at least partially axially outward through one of the openings. 
     
     
         12 . The cylinder head of  claim 10 , wherein the pressure insert is annular at least in portions, the pressure connection being arranged radially on the circumference of the pressure insert, and in that the openings are provided radially on the circumference of the cylinder head, the pressure connection projecting at least partially radially outward through one of the openings. 
     
     
         13 . The cylinder head of  claim 10 , wherein at least one pressure element is provided on the suction insert and/or on the pressure insert, wherein the at least one pressure element braces the suction insert and/or the pressure insert axially against the valve seat plate. 
     
     
         14 . The cylinder head of  claim 13 , wherein the pressure element is a resilient O-ring configured and arranged on the suction insert and/or pressure insert. 
     
     
         15 . The cylinder head of  claim 6 , wherein the suction insert and/or the pressure insert are made of a heat-insulating material. 
     
     
         16 . Piston compressor comprising:
 a compressor housing;   a cylinder arranged within the compressor housing;   a piston arranged with the cylinder, the piston configured and arranged to move back and forth in order to compress a compression medium; and   a cylinder head arranged on the compressor housing on the cylinder;   wherein the cylinder head includes
 a suction chamber, 
 a pressure chamber spatially separated from the suction chamber, 
 a suction connection configured and arranged to communicate with the suction chamber for supplying a compression medium, and 
 a pressure connection configured and arranged to communicate with the pressure chamber for discharging the compressed compression medium being provided on the cylinder head, 
 wherein the suction connection and/or the pressure connection is configured and arranged to be adjusted into at least two positions on the cylinder head. 
   
     
     
         17 . The piston compressor of  claim 16 , wherein the cylinder head is fastened to the compressor housing of a piston compressor via a clamping ring arranged on the circumference of the cylinder head. 
     
     
         18 . The piston compressor of  claim 17 , wherein the clamping ring has at least one interruption on the circumference and in that the ends of the clamping ring that face one another in the at least one interruption have radially outwardly directed tabs configured and arranged to be clamped by the clamping ring via a fastening device in order to fasten the cylinder head to the compressor housing. 
     
     
         19 . The cylinder head of  claim 14 , wherein the pressure element is further configured and arranged in an annular groove of the suction insert and/or pressure insert.