DISTRIBUTION DEVICE, HEAT EXCHANGER PROVIDED WITH DISTRIBUTION DEVICE, AND AIR CONDITIONER PROVIDED WITH SAID HEAT EXCHANGER
|Numéro de publication||2021/117107|
|Statut||Délivré - en vigueur|
|Date de dépôt||2019-12-09|
|Date de publication||2021-06-17|
|Propriétaire||HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC. (Japon)|
AbrégéProvided is a distribution device with which it is possible to distribute a refrigerant to heat transfer tubes at a smaller size than that of the distribution device (main header and sub-header) of Patent Document 1, and to equalize the distribution of the refrigerant. The distribution device comprises: a distribution unit for distributing a refrigerant towards each of a plurality of vertically positioned heat transfer tubes; and a refrigerant channel part in which there are formed a plurality of channels connected to individual first ends of each of the plurality of heat transfer tubes, the plurality of channels channeling the refrigerant distributed by the distribution unit to each of the plurality of heat transfer tubes. The distribution unit is provided with: a first plate having at least one refrigerant inflow port; a second plate having at least one opening, which has an opening area greater than the opening area of the refrigerant inflow port of the first plate; and a third plate having a collision region provided at a position facing the refrigerant inflow port, and a plurality of holes provided at positions corresponding to each of the plurality of channels.
Classes IPC ?
- F25B 39/00 - Evaporators; Condensers
- F28F 9/02 - Header boxes; End plates