Housing of a Refrigerant Compressor

Abstract

A housing, preferably a hermetically sealing housing ( 1 ), a small-type refrigerating machine for receiving an electromotor and a piston-cylinder unit driven by the same for compressing a refrigerant guided via feed lines and discharge lines into the housing ( 1 ) and into the piston of the piston-cylinder unit, with the housing ( 1 ) being provided with at least one connecting element ( 6, 7, 8, 9, 15 ) for fastening to a support plate ( 5, 10, 14 ). It is provided in accordance with the invention that in a direction of view perpendicular to the support plate ( 5, 10, 14 ) the outermost dimensions of the housing ( 1 ) protrude beyond the outermost dimensions of the at least one connecting element ( 6, 7, 8, 9, 15 ), and the at least one connecting element ( 6, 7, 8, 9, 15 ) or its imaginary shortest connecting line along the surface of the housing ( 1 ) encloses a surface area of the housing ( 1 ) facing the support plate ( 5, 10, 14 ). The surface area of the housing ( 1 ) which is enclosed by the connecting element ( 6, 7, 8, 9, 15 ) faces the support plate ( 5, 10, 14 ) directly.

1 : A housing, preferably a hermetically sealing housing ( 1 ), for a small-type refrigerating machine for receiving an electromotor and a piston-cylinder unit driven by the same for compressing a refrigerant guided via feed lines and discharge lines into the housing ( 1 ) and into the piston of the piston-cylinder unit, with the housing ( 1 ) being provided with at least one connecting element ( 6 ,  7 ,  8 ,  9 ,  15 ) for fastening to a support plate ( 5 ,  10 ,  14 ), wherein in a direction of view perpendicular to the support plate ( 5 ,  10 ,  14 ) the outermost dimensions of the housing ( 1 ) protrude beyond the outermost dimensions of the at least one connecting element ( 6 ,  7 ,  8 ,  9 ,  15 ), and the connecting element ( 6 ,  15 ) or the imaginary shortest connecting line along the surface of the housing ( 1 ) between the connecting elements ( 7 ,  8 ,  9 ) in the case of several connecting elements ( 7 ,  8 ,  9 ) encloses a surface area of the housing ( 1 ) facing the support plate ( 5 ,  10 ,  14 ), with the volume which is enclosed by the at least one connecting element ( 6 ,  7 ,  8 ,  9 ,  15 ) and which receives the surface area of the housing ( 1 ) facing the support plate ( 5 ,  10 ,  14 ) is delimited by the support plate ( 5 ,  10 ,  14 ) on its side opposite of the housing ( 1 ). 
   
   
       2 : A housing of a small-type refrigerating machine according to  claim 1 , wherein in a direction of view oriented parallel to the support plate ( 5 ,  10 ,  14 ) the at least one connecting element ( 6 ,  7 ,  8 ,  9 ,  15 ) protrudes beyond the point closest to the support plate ( 5 ,  10 ,  14 ) of the surface section of the housing ( 1 ) which faces and is enclosed by the support plate ( 5 ,  10 ,  14 ). 
   
   
       3 : A housing of a small-type refrigerating machine according to  claim 1 , wherein precisely one connecting element ( 6 ) is provided which is arranged as a support body ( 6 ) in the shape of a cylinder or truncated cone and with a base surface in the shape of an annulus and which is enclosed by the surface area of the housing ( 1 ) facing the support plate ( 5 ). 
   
   
       4 : A housing of a small-type refrigerating machine according to  claim 1 , wherein precisely one connecting element ( 6 ) is provided which is arranged as a cuboid support frame ( 15 ) which encloses the surface area of the housing ( 1 ) facing the support plate ( 14 ). 
   
   
       5 : A housing of a small-type refrigerating machine according to  claim 3 , wherein the at least one connecting element ( 6 ,  15 ) comprises at least one chamber ( 29 ) with an opening facing the housing ( 1 ) for receiving a holding element ( 30 ) protruding from the housing ( 1 ). 
   
   
       6 : A housing of a small-type refrigerating machine according to  claim 3 , wherein the at least one connecting element ( 6 ,  15 ) comprises at least one chamber ( 24 ) with an opening facing the support plate ( 5 ,  14 ) for receiving a holding element ( 25 ) protruding from the support plate ( 5 ,  14 ). 
   
   
       7 : A housing of a small-type refrigerating machine according to  claim 5 , wherein the opening of the at least one chamber ( 24 ,  29 ) forms a holding shoulder, and the holding element ( 25 ,  30 ) comprises an undercut ( 26 ,  31 ) for latching into the holding shoulder. 
   
   
       8 : A housing of a small-type refrigerating machine according to  claim 3 , wherein the at least one connecting element ( 6 ,  15 ) comprises a laterally arranged slit ( 18 ,  22 ) for receiving the free end ( 17 ,  21 ) of a holding bracket ( 27 ,  28 ) protruding from the support plate ( 5 ,  14 ). 
   
   
       9 : A housing of a small-type refrigerating machine according to  claim 1 , wherein at least three connecting elements ( 7 ,  8 ,  9 ) are provided which are arranged as support feet ( 7 ,  8 ,  9 ) protruding axially from the housing ( 1 ), with the imaginary shortest connecting line between the support feet ( 7 ,  8 ,  9 ) along the surface of the housing ( 1 ) enclosing the surface area of the housing ( 1 ) facing the support plate ( 10 ). 
   
   
       10 : A housing of a small-type refrigerating machine according to  claim 9 , wherein two of the support feet ( 8 ,  9 ) can be arranged in the manner of pegs with a support plate ( 11 ) each which can each be inserted into a breakthrough ( 12 ) in the support plate ( 10 ), and the third support foot ( 7 ) can be provided with a tab-like configuration which can be inserted into a further breakthrough ( 13 ) in the support plate ( 10 ). 
   
   
       11 : A housing of a small-type refrigerating machine according to  claim 1 , wherein the at least one connecting element ( 6 ,  7 ,  8 ,  9 ,  15 ) is made at least partly of an elastomeric material. 
   
   
       12 : A housing of a small-type refrigerating machine according to  claim 1 , wherein the contact surface of the at least one connecting element ( 6 ,  7 ,  8 ,  9 ,  15 ) with the housing ( 1 ) is arranged in the region of antinodes of the overall system consisting of housing ( 1 ) and connecting element ( 6 ,  7 ,  8 ,  9 ,  15 ), which antinodes correspond to usual operating states. 
   
   
       13 : A housing of a small-type refrigerating machine according to  claim 1 , wherein the at least one connecting element ( 6 ,  7 ,  8 ,  9 ,  15 ) is formed on the housing ( 1 ).