JP2017072293A5 - - Google Patents

Claims (9)

A fluid heating device in which a fluid supplied and discharged inside the case is heated by a heater,
The case is
A first wall surface and a second wall surface facing each other across the heater;
A supply port that opens into the first wall surface and supplies fluid;
An opening for opening the first wall surface and discharging the fluid;
At least one of the supply port and the discharge port has a flat cross-sectional shape in which an opening length in a direction in which both are arranged is smaller than an opening length in a direction perpendicular to the arrangement direction Heating device. The fluid heating device according to claim 1,
The fluid heating apparatus, wherein the supply port and the discharge port are arranged close to each other in the vertical direction. The fluid heating device according to claim 2,
The fluid heating apparatus, wherein the discharge port is disposed above the supply port. The fluid heating device according to claim 3,
The fluid heating apparatus, wherein the discharge port has the flat cross-sectional shape. The fluid heating device according to any one of claims 1 to 4 ,
A supply pipe that is connected to the supply port and guides the fluid supplied from the outside to the inside of the case;
A discharge pipe connected to the discharge port and guiding a fluid discharged from the inside of the case to the outside, and
The fluid heating device according to claim 1, wherein the discharge pipe is bent from an axial direction of the discharge port and extends to the outside of the case. The fluid heating device according to any one of claims 1 to 5 ,
The case has a guide wall surface extending between the first wall surface and the second wall surface,
The second wall surface is inclined with respect to the center line of the supply port so as to guide the fluid flowing into the case from the supply port to the guide wall surface,
The fluid heating device according to claim 1, wherein the discharge port is disposed closer to the guide wall surface than the supply port. The fluid heating device according to claim 6 ,
The fluid heating device according to claim 1, wherein the supply port is disposed at a position where a center line thereof is separated from the guide wall surface as compared with a center of the case. The fluid heating apparatus according to any one of claims 1 to 7 ,
Inside the case, a cylindrical heating part heated by the heater is housed,
The heating unit is
A through-hole forming an inner circumferential flow path through which the fluid supplied from the supply port flows;
An outer wall portion that forms an outer peripheral flow path through which fluid flows from the through hole to the discharge port. The fluid heating apparatus according to any one of claims 1 to 8 ,
The supply port is supplied with fluid from the outside to the inside of the case,
The fluid heating device, wherein the discharge port discharges fluid from the inside of the case to the outside.