CPC F16K 11/076 (2013.01) [F16K 27/041 (2013.01); F01P 3/02 (2013.01); F01P 5/10 (2013.01); F01P 7/14 (2013.01); F01P 2007/146 (2013.01)] | 13 Claims |
1. A valve device configured to control coolant water of a heating element of a vehicle, the valve device comprising:
a housing having a housing main body defining an internal space therein, a port fluidly connecting the internal space and an outside of the housing main body to each other, and a housing opening portion fluidly connecting the internal space and the outside of the housing main body to each other;
a valve having a valve body rotatable about a rotation axis inside the internal space, a valve body internal flow channel defined inside the valve body, a valve body opening portion fluidly connecting the valve body internal flow channel and an outside of the valve body to each other, and a shaft extending along the rotation axis, the valve changing a communication state between the valve body internal flow channel and the port via the valve body opening portion in accordance with a rotation position of the valve body;
a partition wall portion disposed in the housing opening portion to separate the internal space and the outside of the housing main body from each other, the partition wall rotatably receiving the shaft as a bearing;
a drive unit cover disposed on a side of the partition wall portion opposite to the internal space, the drive unit cover defining a drive unit space between the drive unit cover and the partition wall portion; and
a drive unit disposed in the drive unit space and configured to rotate the valve body via the shaft.
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