Refrigerant flow path module and heat source unit
A refrigerant flow path module includes: a first pipe portion having a cylindrical flow path and connected to a discharge pipe through which a refrigerant discharged from a compressor of a refrigerant circuit flows; and a second pipe portion having a cylindrical flow path and connected to a suction pipe through which a refrigerant to be sucked into the compressor flows. The first pipe portion and the second pipe portion are integrally formed. An end of the first pipe portion is connected to an end of the discharge pipe. An end of the second pipe portion is connected to an end of the suction pipe.
1 . A refrigerant flow path module comprising:
a first pipe portion having a cylindrical flow path and connected to a discharge pipe through which a refrigerant discharged from a compressor of a refrigerant circuit flows; and
a second pipe portion having a cylindrical flow path and connected to a suction pipe through which a refrigerant to be sucked into the compressor flows, wherein
the refrigerant circuit comprises:
a first heat exchanger;
a second heat exchanger; and
a flow path switching valve that switches a refrigerant flow path from the compressor to the first heat exchanger and a refrigerant flow path from the compressor to the second heat exchanger,
the first pipe portion and the second pipe portion are integrally formed separately from the flow path switching valve,
a first end of the first pipe portion is connected to an end of the discharge pipe,
a second end of the first pipe portion is connected to the flow path switching valve,
a first end of the second pipe portion is connected to an end of the suction pipe, and
a second end of the second pipe portion is connected to the flow path switching valve.
2 . The refrigerant flow path module according to claim 1 , further comprising a coupling portion disposed between the first pipe portion and the second pipe portion and formed integrally with the first pipe portion and the second pipe portion.
3 . The refrigerant flow path module according to claim 1 , wherein
the refrigerant flow path module further comprises:
a third pipe portion having a cylindrical flow path and through which a refrigerant flows from the flow path switching valve to the first heat exchanger, and
a fourth pipe portion having a cylindrical flow path and through which a refrigerant flows from the flow path switching valve to the second heat exchanger,
the first pipe portion, the second pipe portion, the third pipe portion, and the fourth pipe portion are integrally formed,
an end of the third pipe portion is connected to an end of a refrigerant pipe through which a refrigerant flows from the flow path switching valve to the first heat exchanger, and
an end of the fourth pipe portion is connected to an end of a refrigerant pipe through which a refrigerant flows from the flow path switching valve to the second heat exchanger.
4 . The refrigerant flow path module according to claim 3 , further comprising:
the flow path switching valve, wherein
the flow path switching valve comprises a rotary valve body that switches and that connects the first pipe portion to either the third pipe portion or the fourth pipe portion, and
the first pipe portion, the second pipe portion, the third pipe portion, and the fourth pipe portion extend in a same direction from the flow path switching valve.
5 . The refrigerant flow path module according to claim 1 , comprising a material containing aluminum as a main component.
6 . A heat source unit comprising:
the refrigerant flow path module according to claim 1 ; and
the compressor.
7 . The heat source unit according to claim 6 , further comprising:
a casing that accommodates the compressor and the refrigerant flow path module, wherein
the refrigerant flow path module is fixed to either the casing or a member attached to the casing.
8 . The heat source unit according to claim 7 , wherein
the refrigerant flow path module is fixed to an attachment member attached to the casing, and
the attachment member attaches a shutoff valve to the casing, wherein the shutoff valve connects a refrigerant pipe disposed outside the heat source unit to a refrigerant pipe disposed inside the heat source unit among refrigerant pipes constituting the refrigerant circuit.
9 . A heat source unit comprising:
the refrigerant flow path module according to claim 4 ; and
the compressor, wherein
the first pipe portion, the second pipe portion, the third pipe portion, and the fourth pipe portion of the refrigerant flow path module extend upward from the flow path switching valve.
10 . The refrigerant flow path module according to claim 1 , wherein the refrigerant flow path module is fixed to either a casing that accommodates the compressor and the refrigerant flow path module or a member attached to the casing.
11 . The refrigerant flow path module according to claim 1 , further comprising
a coupling portion that couples the first pipe portion and the second pipe portion between the first pipe portion and the second pipe portion, wherein
the coupling portion extends over an entire length of the first pipe portion in a longitudinal direction of the first pipe portion, and
the coupling portion extends over an entire length of the second pipe portion in a longitudinal direction of the second pipe portion.
12 . A refrigerant flow path module comprising:
a first pipe portion having a cylindrical flow path and connected to a discharge pipe through which a refrigerant discharged from a compressor of a refrigerant circuit flows,
wherein
the refrigerant circuit comprises:
the compressor;
a first heat exchanger;
a second heat exchanger; and
a flow path switching valve that switches a refrigerant flow path from the compressor to the first heat exchanger and a refrigerant flow path from the compressor to the second heat exchanger;
a second pipe portion having a cylindrical flow path and connected to a suction pipe through which a refrigerant to be sucked into the compressor flows;
a third pipe portion having a cylindrical flow path, connected to the flow path switching valve, and through which a refrigerant flows from the flow path switching valve to the first heat exchanger;
a fourth pipe portion having a cylindrical flow path, connected to the flow path switching valve, and through which a refrigerant flows from the flow path switching valve to the second heat exchanger; and
the flow path switching valve of the refrigerant circuit, wherein
the flow path switching valve comprises a rotary valve body that switches and that connects the first pipe portion to either the third pipe portion or the fourth pipe portion,
the first pipe portion, the second pipe portion, the third pipe portion, and the fourth pipe portion extend in a same direction from the flow path switching valve, and
at least two of the first pipe portion, the second pipe portion, the third pipe portion, and the fourth pipe portion are integrally formed at portions of the at least two of the first pipe portion, the second pipe portion, the third pipe portion, and the fourth pipe portion protruding from the flow path switching valve.
13 . The refrigerant flow path module according to claim 12 , further comprising
a coupling portion, wherein
the coupling portion integrally couples the at least two of the first pipe portion, the second pipe portion, the third pipe portion, and the fourth pipe portion over an entire length of at least one of the at least two of the first pipe portion, the second pipe portion, the third pipe portion, and the fourth pipe portion.