A heat exchanger is provided that includes a first tube/fin block, first headers arranged on both sides of the first tube/fin block, which first headers communicate with the tubes of the first tube/fin block, and a second tube/fin block having second headers arranged on both sides of the second tube
A heat exchanger is provided that includes a first tube/fin block, first headers arranged on both sides of the first tube/fin block, which first headers communicate with the tubes of the first tube/fin block, and a second tube/fin block having second headers arranged on both sides of the second tube/fin block, which second headers communicate with the tubes of the second tube/fin block, wherein the first tube/fin block having the corresponding first headers is an air-cooled low-temperature coolant cooler and the second tube/fin block having the corresponding second headers is an air-cooled refrigerant cooler, wherein the headers of the first tube/fin block arranged on a respective side of the tube-fin block and a header of the second tube/fin block are connected to one another.
대표청구항▼
1. A heat exchanger comprising: a first tube/fin block having a first side and a second side that opposes the first side;the first tube/fin block having a first header arranged on the first side of the first tube/fin block and a second header arranged on the second side of the first tube/fin block,
1. A heat exchanger comprising: a first tube/fin block having a first side and a second side that opposes the first side;the first tube/fin block having a first header arranged on the first side of the first tube/fin block and a second header arranged on the second side of the first tube/fin block, the first header and the second header of the first tube/fin block communicating with tubes of the first tube/fin block; anda second tube/fin block having a first side and a second side that opposes the first side;the second tube/fin block having a first header arranged on the first side of the second tube/fin block and a second header arranged on the second side of the second tube/fin block, the first header and the second header of the second tube/fin block communicating with tubes of the second tube/fin block,wherein the first tube/fin block with the first header and the second header of the first tube/fin block is an air-side cooled coolant cooler,wherein the second tube/fin block with the first header and the second header of the second tube/fin block is an air-side cooled refrigerant cooler,wherein the first header of the first tube/fin block and the first header of the second tube/fin block are both provided on a first side of the heat exchanger and are connected to one another, and the second header of the first tube/fin block and the second header of the second tube/fin block are both provided on a second side of the heat exchanger and are connected to one another, andwherein the second tube/fin block has a single inlet for receiving refrigerant, the single inlet being provided on the first header of the second tube/fin block,the heat exchanger further including a collector that is fluidly connected to the second tube/fin block,wherein the collector includes a single fluid outlet, the single fluid outlet of the collector being fluidly connected by a fluid connection to the single inlet of the second tube/fin block, such that refrigerant flowing out of the fluid outlet of the collector enters the first header of the second tube/fin block through the single inlet,wherein the collector includes the single fluid outlet, the single fluid outlet of the collector being fluidly connected by the fluid connection to the single inlet of the second tube/fin block, such that the refrigerant flows through a single fluid inlet of the collector into the collector, flows out of the collector through the single fluid outlet of the collector, flows from the single fluid outlet of the collector into the fluid connection and flows from the fluid connection into the single inlet of the second tube/fin block, andwherein the fluid connection is a fluid conveying block, a first surface of the fluid conveying block directly contacting an outer surface of the collector and a second surface of the fluid conveying block directly contacting an outer surface of the first header of the second tube/fin block, the first surface of the fluid conveying block being oriented perpendicular to the second surface of the fluid conveying block. 2. The heat exchanger according to claim 1, wherein the first header of the first tube/fin block and the first header of the second tube/fin block are configured integrally with one another and the second header of the first tube/fin block and the second header of the second tube/fin block are configured integrally with one another. 3. The heat exchanger according to claim 1, wherein, on the first side of the heat exchanger, the first header of the first tube/fin block and the first header of the second tube/fin block are configured as a one-row tube, and on the second side of the heat exchanger, the second header of the first tube/fin block and the second header of the second tube/fin block are configured as a one-row tube. 4. The heat exchanger according to claim 1, wherein at least one of the first and second header of the first tube/fin block and at least one of the first and second header of the second tube/fin block are configured as a one-row tube. 5. The heat exchanger according to claim 1, wherein, on the first and second sides of the heat exchanger, a tube and/or the first and second headers of the first tube/fin block is/are the same as or different from a tube and/or the first and second headers of the second tube/fin block. 6. The heat exchanger according to claim 1, wherein the first and/or the second header of the first tube/fin block are provided with a first and/or a second fluid connection, and wherein the first and/or the second header of the second tube/fin block are provided with a third and/or fourth fluid connection. 7. The heat exchanger according to claim 1, wherein the collector is connected upstream of the second tube/fin block of the refrigerant cooler. 8. The heat exchanger according to claim 1, wherein the fluid connection is configured as a flange or a connecting tube. 9. An arrangement of heat exchangers comprising: a coolant-cooled condenser for cooling and condensing a refrigerant in a refrigerant circuit of motor vehicles;the heat exchanger according to claim 1, where the air-side cooled refrigerant cooler, in which the refrigerant, previously cooled and condensed in the condenser, is cooled further. 10. The arrangement according to claim 9, wherein the coolant-cooled condenser is cooled by a coolant from a coolant circuit. 11. The arrangement according to claim 9, wherein the air-side cooled refrigerant cooler is configured as a structural unit with the air-side cooled coolant cooler of a coolant circuit. 12. The arrangement according to claim 9, wherein the air-side cooled refrigerant cooler is configured separated from the air-side cooled coolant cooler of a coolant circuit, but is connected to the coolant circuit as a module. 13. A heat exchanger comprising: a first tube/fin block having a first side and a second side that opposes the first side;a first header arranged on the first side of the first tube/fin block and a second header arranged on the second side of the first tube/fin block, the first header and the second header of the first tube/fin block communicating with tubes of the first tube/fin block;a second tube/fin block having a first side and a second side that opposes the first side;a first header arranged on the first side of the second tube/fin block and a second header arranged on the second side of the second tube/fin block, the first header and the second header of the second tube/fin block communicating with tubes of the second tube/fin block; anda collector that is fluidly connected to the second tube/fin block,wherein the first tube/fin block with the first header and the second header of the first tube/fin block is an air-side cooled coolant cooler,wherein the second tube/fin block with the first header and the second header of the second tube/fin block is an air-side cooled refrigerant cooler,wherein the second tube/fin block has a single inlet for receiving refrigerant, the single inlet being provided on the first header of the second tube/fin block,wherein the collector includes a single fluid outlet, the single fluid outlet of the collector being fluidly connected by a fluid connection to the single inlet of the second tube/fin block, such that refrigerant flowing out of the fluid outlet of the collector enters the first header of the second tube/fin block through the single inlet,wherein the collector includes the single fluid outlet, the single fluid outlet of the collector being fluidly connected by the fluid connection to the single inlet of the second tube/fin block, such that the refrigerant flows through a single fluid inlet of the collector into the collector, flows out of the collector through the single fluid outlet of the collector, flows from the single fluid outlet of the collector into the fluid connection and flows from the fluid connection into the single inlet of the second tube/fin block, andwherein the fluid connection is a fluid conveying block, a first surface of the fluid conveying block directly contacting an outer surface of the collector and a second surface of the fluid conveying block directly contacting an outer surface of the first header of the second tube/fin block, the first surface of the fluid conveying block being oriented perpendicular to the second surface of the fluid conveying block.
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이 특허에 인용된 특허 (7)
Itoh, Satoshi; Tomatsu, Yoshitaka; Kuroda, Yasutaka, Automotive air conditioning system.
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