Outdoor unit for refrigeration cabinet and refrigeration cabinet

Abstract

The present invention relates to an outdoor unit for a refrigeration cabinet and a refrigeration cabinet. The outdoor unit comprises: a first unit comprising a compressor; a second unit comprising a condenser; wherein, the outdoor unit is configured to be installed in a first mode or a second mode; where in the first mode, the first unit and the second unit are installed adjacent to each other and connected with each other through fasteners, and the first unit and the second unit are connected through a first fluid pipeline passing through an adjacent surface between the first unit and the second unit; where in the second mode, the first unit and the second unit are respectively installed at a first position and a second position spaced apart, and the first unit and the second unit are connected through a second fluid pipeline extending between the first and second positions.

What is claimed is: 
     
         1 . An outdoor unit for a refrigeration cabinet, comprising:
 a first unit comprising a compressor;   a second unit comprising a condenser;   wherein, the outdoor unit is configured to be installed in a first mode or a second mode;   where in the first mode, the first unit and the second unit are installed adjacent to each other and connected with each other through fasteners, and the first unit and the second unit are connected through a first fluid pipeline passing through an adjacent surface between the first unit and the second unit;   where in the second mode, the first unit and the second unit are respectively installed at a first position and a second position spaced apart from each other, and the first unit and the second unit are connected through a second fluid pipeline extending between the first position and the second position.   
     
     
         2 . The outdoor unit according to  claim 1 , wherein the first unit further comprises a regenerative heat exchanger, and the regenerative heat exchanger comprises a first pipeline and a second pipeline;
 the first unit comprising:   a first outlet port connected to an exhaust port of the compressor;   a first inlet port connected to a first end of the first pipeline of the regenerative heat exchanger;   a second outlet port connected to a second end of the first pipeline of the regenerative heat exchanger; and   a second inlet port connected to a first end of the second pipeline of the regenerative heat exchanger;   wherein, the second end of the second pipeline of the regenerative heat exchanger is connected to a suction port of the compressor, the first inlet port and the first outlet port are configured to connect to the condenser of the second unit respectively, and the second inlet port and the second outlet port are configured to connect to an indoor load respectively.   
     
     
         3 . The outdoor unit according to  claim 2 , wherein the first unit comprises a first unit housing generally in the shape of a cube, the first inlet port and the first outlet port are arranged at the top of the first unit housing, the first inlet port and the first outlet port are both vertically oriented upwards, and the compressor, the regenerative heat exchanger and an optional oil separator, oil reservoir, refrigerant reservoir, and gas separator are arranged in the first unit housing. 
     
     
         4 . The outdoor unit according to  claim 3 , wherein in the first unit, the exhaust port of the compressor is connected to the oil separator, a gas outlet of the oil separator is connected to the first outlet port, an oil outlet of the oil separator is connected to the oil reservoir, the oil reservoir is connected to the suction port of the compressor and/or a suction manifold of the compressor through capillaries, the suction port of the compressor is connected to the second end of the second pipeline of the regenerative heat exchanger via the gas separator, and the first end of the first pipeline of the regenerative heat exchanger is connected to the first inlet port via the refrigerant reservoir. 
     
     
         5 . The outdoor unit according to  claim 1 , wherein the second unit comprises a bottom plate, a V-shaped heat exchange coil on the bottom plate, and a fan above the V-shaped heat exchange coil, where when installed in the first mode, the bottom plate of the second unit is installed adjacent to the top of the first unit. 
     
     
         6 . The outdoor unit according to  claim 5 , wherein the V-shaped heat exchange coil comprises a first coil portion and a second coil portion, with the first coil portion and the second coil portion being plate-like respectively and arranged in a V-shaped manner, and the first coil portion and the second coil portion each comprises an independent intake manifold, where each of the intake manifolds of the first coil portion and the second coil portion extends from the bottom to the top of the coil along one side of the first coil portion and the second coil portion respectively, and each comprises an independent inlet port, while return manifolds of the first coil portion and the second coil portion converge to a return header that is vertically oriented and has a vertically downward return port. 
     
     
         7 . The outdoor unit according to  claim 5 , wherein the bottom plate of the second unit comprises a bottom plate body supporting the bottom of the V-shaped heat exchange coil and a bottom plate frame outerside of the bottom plate body; the second unit further comprises grid plates on both sides and end plates at both ends connected between the bottom plate frame and the top of the V-shaped heat exchange coil, making the second unit generally in the shape of a cube; size and shape of the bottom plate frame are substantially the same as size and shape of the top of the first unit; the top of the first unit has positioning feature matching the bottom plate body and/or bottom plate frame of the second unit; the first unit and the second unit as a whole, when installed in the first mode, are generally in the shape of a cube. 
     
     
         8 . The outdoor unit according to  claim 7 , wherein in the first mode, the first unit is connected to the second unit through a plurality of bolts arranged along the bottom plate body and/or the bottom plate frame, and the grid plates are installed after assembly of the first unit and the second unit. 
     
     
         9 . The outdoor unit according to  claim 1 , wherein the second unit is further configured with an electronic control module, where when installed in the second mode, an integrated electrical cable is connected between the first unit and the electronic control module of the second unit. 
     
     
         10 . A refrigeration cabinet, wherein the refrigeration cabinet comprises an outdoor unit according to  claim 1 .