Heat exchanger header tank and heat exchanger comprising same
A technology for heat exchangers and header boxes, which is applied to heat exchange equipment, heat exchanger shells, evaporators/condensers, etc., can solve the problems of difficulty in manufacturing, low efficiency, and troublesome installation of spacers, and achieves a reduction in the number of Effect
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Embodiment 1
[0079] This embodiment is shown in Figures 1 to 9 and is a gas cooler for a supercritical refrigeration cycle comprising the heat exchanger of the present invention.
[0080] Referring to Figure 1, for where a supercritical refrigerant such as CO is used 2The gas cooler 1 of the supercritical refrigerating cycle includes two header boxes 2, 3 extending upward or downward and arranged at intervals along the left and right directions, and one at an interval between the two header boxes 2, 3 A plurality of flat heat exchange tubes 4, corrugated fins 5 and side plates 6 arranged in parallel on one side, the corrugated fins are arranged in each air passing gap between adjacent pairs of heat exchange tubes 4 and The outer sides of the heat exchange tubes 4 located at the upper and lower ends of the cooler, and each fin is brazed on the adjacent pair of heat exchange tubes 4 or end tubes 4, the side plates are made of bare aluminum The material is made and placed externally and braz...
Embodiment 2
[0096] This embodiment is shown in Figures 10 to 20 and comprises a heat exchanger of the invention suitable for use as an evaporator in a supercritical refrigeration cycle.
[0097] Referring to Figures 10 to 12, for where a supercritical refrigerant such as CO is used 2 The evaporator 30 of the supercritical refrigerating cycle includes two header tanks 31, 32 extending in the left-right direction and spaced up or down. A plurality of flat heat exchange tubes 33, corrugated fins 34 and aluminum side plates 35 are arranged, and the corrugated fins are arranged in each air passage gap between adjacent pairs of heat exchange tubes 33 and in the evaporation The outside of the heat exchange tubes 33 at the left and right ends of the device, and each fin is brazed on the adjacent pair of heat exchange tubes 33 or end tubes 33, the side plates are set and brazed on the left and right ends. The corresponding fins 34 at the exterior. In the case of this embodiment, the upper header...
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