초록 ▼

A jumper tube assembly for a heat exchanger includes a first connector block having an attachment portion engaged to the heat exchanger, an outlet and an inlet for receiving refrigerant from the heat exchanger. A second connector block includes an attachment portion engaged to the heat exchanger, an

A jumper tube assembly for a heat exchanger includes a first connector block having an attachment portion engaged to the heat exchanger, an outlet and an inlet for receiving refrigerant from the heat exchanger. A second connector block includes an attachment portion engaged to the heat exchanger, an inlet and an outlet. A jumper tube extends between the first and the second connector block. The jumper tube includes an inlet connected to the outlet of the first connector block and an outlet connected to the inlet of the second connector block. The jumper tube inlet and the jumper tube outlet are brazed to the respective first and second connector blocks. The first and second connector blocks are brazed to the heat exchanger.

대표청구항 ▼

What is claimed is: 1. A jumper tube assembly for a heat exchanger comprising: an inlet block, said inlet block located proximate a top edge for delivering refrigerant to an area within the heat exchanger below said inlet block; a first connector block having an attachment portion engaged to the he

What is claimed is: 1. A jumper tube assembly for a heat exchanger comprising: an inlet block, said inlet block located proximate a top edge for delivering refrigerant to an area within the heat exchanger below said inlet block; a first connector block having an attachment portion engaged to the heat exchanger, an outlet and an inlet for receiving refrigerant from the heat exchanger; a second connector block having an attachment portion engaged to the heat exchanger, an inlet and an outlet; and a jumper tube extending between said first and second connector block, said jumper tube having an inlet connected to said outlet of said first connector block and an outlet connected to said inlet of said second connector block; wherein said jumper tube inlet defines a first axis and said jumper tube outlet defines a second axis, wherein said first axis is substantially parallel to said second axis, and wherein said inlet block, said first connector block and said second connector block are vertically aligned along an edge on a side of the heat exchanger through which air passes, and wherein the first connector block, second connector block, and jumper tube form a brazed structure that is itself brazed to the heat exchanger. 2. The jumper tube assembly of claim 1 wherein said jumper tube inlet defines a first axis and said jumper tube outlet defines a second axis, wherein said first axis and said second axis are laterally offset. 3. The jumper tube assembly of claim 2 wherein said jumper tube includes an upstream portion extending along said first axis for carrying refrigerant away from said first connector block. 4. The jumper tube assembly of claim 3 wherein said jumper tube includes a downstream portion extending along a second axis for carrying fluid to said second connector block. 5. The jumper tube assembly of claim 4 wherein said jumper tube includes an intermediate portion extending between said upstream and downstream portions, said intermediate portion defining an intermediate axis intersecting said first and second axis. 6. The jumper tube assembly of claim 5 wherein said upstream portion is offset from said downstream portion toward the heat exchanger. 7. The jumper tube assembly of claim 1 wherein said jumper tube inlet and jumper tube outlet are brazed to respective first and second connector blocks. 8. The jumper tube assembly of claim 1 wherein said first and second connector blocks are brazed to the heat exchanger. 9. The jumper tube assembly of claim 1 wherein said attachment portion includes a neck portion bounded by a channel extending on the heat exchanger, said inlet of said first connector block formed in said neck and aligned with an outlet on the heat exchanger. 10. A jumper tube assembly for a heat exchanger comprising: an inlet block, said inlet block located proximate a top edge for delivering refrigerant to an area within the heat exchanger below said inlet block; a first connector block interfacing with the heat exchanger for receiving gas refrigerant from the heat exchanger; a second connector block interfacing with the heat exchanger for expelling the gas refrigerant received from the first connector block; and a jumper tube interposed between and interfacing with the first connector block and the second connector block, the jumper tube delivering the gas refrigerant from the first connector block to the second connector block, the jumper tube further comprising: a first longitudinal axis of an upstream section connected to the first connector block; a second longitudinal axis of a downstream section connected to the second connector block; and a third longitudinal axis of an intermediate section located between the upstream section and the downstream section, and wherein said inlet block, said first connector block and said second connector block are vertically aligned along an edge on a side of the heat exchanger through which air passes, and wherein the first connector block, second connector block, and jumper tube form a brazed structure that is itself brazed to the heat exchanger. 11. The jumper tube assembly of claim 10, further comprising: an approximately parallel relationship between the first longitudinal axis of the upstream section and the second longitudinal axis of the downstream section. 12. The jumper tube assembly of claim 11, further comprising: a brazed connection at each of the interfaces: between the first connector and the heat exchanger, between the second connector and the hear exchanger, between the jumper tube and the first connector, and between the jumper tube and the second connector. 13. The jumper tube assembly of claim 12, the first connector block further defining: a first bored hole; and a second bored hole, wherein axis of the bored holes meet at 90 degrees to permit the gas refrigerant to flow from the heat exchanger and then parallel to a surface of the heat exchanger having the brazed connections, via the jumper tube en route to the second connector block. 14. A jumper tube assembly for a heat exchanger comprising: an inlet block, said inlet block located proximate a top edge for delivering refrigerant to an area within the heat exchanger below said inlet block; a first connector block interfacing with the heat exchanger for receiving gas refrigerant from the heat exchanger; a second connector block interfacing with the heat exchanger for expelling the gas refrigerant received from the first connector block; and a jumper tube interposed between and interfacing with the first connector block and the second connector block, the jumper tube delivering the gas refrigerant from the first connector block to the second connector block, the jumper tube further comprising: a first longitudinal axis of an upstream section connected to the first connector block, wherein the upstream section is located closest to the heat exchanger to facilitate heat exchanger installation in small spaces; a second longitudinal axis of a downstream section connected to the second connector block; and a third longitudinal axis of an intermediate section located between the upstream section and the downstream section, wherein said inlet block, said first connector block and said second connector block are vertically aligned along an edge on a side of the heat exchanger through which air passes, and wherein the first connector block, second connector block, and jumper tube form a brazed structure that is itself brazed to the heat exchanger. 15. The jumper tube assembly of claim 14, the first connector block further defining: a hole bored through the first connector block at 90 degrees, the hole permitting the gas refrigerant to flow from the heat exchanger and into the jumper tube upstream section, the jumper tube upstream section being parallel to a surface of the heat exchanger having the brazed connections. 16. The jumper tube assembly of claim 14, further comprising: a brazed connection at each of the interfaces: between the first connector and the heat exchanger, between the second connector and the hear exchanger, between the jumper tube and the first connector, and between the jumper tube and the second connector; and an approximately parallel relationship between the first longitudinal axis of the upstream section and the second longitudinal axis of the downstream section.