Directional Valve for a Heat Pump and Heat Pump
AssigneeViessmann Holding International GmbH
InventorChristian STÖCKEL
Life of this patent
Estimating the term…
Abstract
The present invention relates to a directional valve for a heat pump for heating and cooling a building, as well as a heat pump with a directional valve. The directional valve according to the invention comprises a valve housing with a plurality of ports; a valve slider with a plurality of flow channels; at least one electromagnet configured to move the valve slider to a first position; a switching element configured to move the valve slider to a second position; a first line connecting a first chamber formed adjacent to a first end face of the valve slider in the valve housing to a first port of the valve housing; and a second line connecting a second chamber formed adjacent to a second end face of the valve slider in the valve housing to a second port of the valve housing.
Claims17
A directional valve (6) for a heat pump for heating and cooling a building, comprising
- a valve housing (10) with a plurality of ports (11, 12, 13, 14);
- a valve slider (20) with a plurality of flow channels (21, 22, 23), which is arranged axially movable in the valve housing (10);
- at least one electromagnet (30a) with an armature (31a) which is mechanically operatively connected to the valve slider (20), wherein the electromagnet (30a) is configured to move the valve slider (20) into a first position;
- a switching element configured to move the valve slider (20) to a second position;
- a first line (16a) connecting a first chamber (15a), which is formed adjacent to a first end face (25a) of the valve slider (20) in the valve housing (10), to a first port (11) of the valve housing (10);
- and
- a second line (16b) connecting a second chamber (15b), which is formed adjacent to a second end face (25b) of the valve slider (20) in the valve housing (10), to a second port (12) of the valve housing.
Dependencies are inferred from the claim text.