Heat exchanger module and motor vehicle having the same

A heat exchanger module for an air-conditioning system or a heat pump system, comprising:

• a heat exchanger for cooling a refrigerant, which is penetrated by a refrigerant duct for refrigerant and a coolant duct for coolant,
• having a collector for drying and storing refrigerant, which is penetrated by a storage duct for refrigerant and comprises a connecting flange for the heat exchanger,
• wherein in an assembled state of the heat exchanger module the connecting flange is supported on the heat exchanger and the storage duct is connected to the refrigerant duct in a fluidically communicating manner,
• wherein at least one grove is provided on the connecting flange for conducting refrigerant,
• wherein the heat exchanger is a condenser, and
• wherein the heat exchanger for cooling a refrigerant further comprises an inlet duct,
• wherein a primary flow path of the refrigerant through the heat exchanger manifold is formed along a first two-dimensional axis,
• wherein the primary flow path formed along the first two-dimensional axis is substantially parallel to a longitudinal central axis of the collector.

A heat exchanger module for an air-conditioning system or a heat pump system in a motor vehicle, comprising:

• a heat exchanger for cooling a refrigerant, which is penetrated by a refrigerant duct for refrigerant and a coolant duct for coolant,
• having a collector for drying and storing refrigerant, which is penetrated by a storage duct for refrigerant and comprises a connecting flange for the heat exchanger,
• wherein in an assembled state of the heat exchanger module the connecting flange is directly or indirectly supported on the heat exchanger and the storage duct is connected to the refrigerant duct in a fluidically communicating manner, wherein at least one groove is provided on the connecting flange for conducting refrigerant,
• wherein a flow path of the refrigerant through the heat exchanger is substantially parallel to a longitudinal central axis of the collector,
• wherein the at least one groove comprises one or more of the following features:
• the at least one groove is realised by a longitudinal groove,
• the at least one groove extends at least in portions or exclusively parallel to a height direction defined by an edge of the connecting flange,
• the at least one groove extends at least in portions or exclusively parallel to a height direction defined by an edge of the connecting flange, wherein a groove length of the at least one groove running parallel to the height direction amounts to between 50% to 90% of a height of the connecting flange viewed in the height direction, or
• the at least one groove extends at least in portions or exclusively, at an angle or transversely to a height direction defined by an edge of the connecting flange,
• wherein the storage duct is disposed on a connecting surface of the collector formed by the connecting flange and comprises collector duct openings,
• wherein at least one further collector duct opening of the collector is defined by a circular opening of a bore,
• wherein at least one further collector duct opening of the collector is defined by a groove opening of at least one further groove of a plurality of grooves,
• wherein the at least one further groove of a plurality of grooves comprises at least one of the following features:
• the at least one further grooves of the plurality of grooves are at least in portions or exclusively parallel to one another,
• the at least one further grooves of the plurality of grooves are different in length,
• the at least one further grooves of the plurality of grooves each extend at least in portions or exclusively parallel to a height direction defined by an edge of the connecting flange,
• the at least one further grooves of the plurality of grooves extend at least in portions or exclusively parallel to a height direction defined by an edge of the connecting flange, wherein a groove length of a first groove running parallel to the height direction amounts to more than 70% of a height of the connecting flange viewed in the height direction, wherein a groove length of a second groove running parallel to the height direction amounts to less than 70% of a height of the connecting flange viewed in the height direction, or
• the at least one further groove of the plurality of grooves extend at least in portions or exclusively at an angle or transversely to a height direction defined by an edge of the connecting flange,
• wherein at least one structural dimension of the at least one groove, is realised depending on a connecting pattern of the heat exchanger defined by a mounting surface of the heat exchanger for mounting the collector by a transfer opening of the refrigerant duct opening,
• wherein the heat exchanger comprises a stack of plate discs stacked onto one another in a stack direction,
• wherein the at least one groove runs orthogonally to the stack direction and parallel to a longitudinal centre axis of the collector, and
• wherein in the assembled state of the heat exchanger module, the at least one further groove forms an outlet groove of the collector fluidically communicating with the refrigerant duct of the heat exchanger through which refrigerant can flow out of the refrigerant duct of the heat exchanger,
• wherein a primary flow path of the refrigerant through the heat exchanger manifold is formed along a first two-dimensional axis,
• wherein the primary flow path formed along the first two-dimensional axis is substantially parallel to a longitudinal central axis of the collector.