Thermal management component, thermal management system, battery, and electric apparatus

A thermal management component, provided with a medium inlet, a medium outlet, a body portion provided with a medium flow channel and a cavity, a first fluid collecting member, and a second fluid collecting member;

• wherein
• the medium flow channel is located inside the thermal management component, the medium flow channel communicates with the medium inlet and the medium outlet, and the medium flow channel is configured to accommodate a fluid medium;
• the thermal management component is internally provided with the cavity disconnected from both the medium inlet and the medium outlet;
• in a length direction of the body portion, the first fluid collecting member and the second fluid collecting member are respectively disposed at two ends of the body portion, and the medium inlet and the medium outlet are respectively provided on the first fluid collecting member and the second fluid collecting member;
• along a thickness direction of the body portion, a top surface of the medium flow channel is coplanar with a top surface of the cavity, a bottom surface of the medium flow channel is coplanar with a bottom surface of the cavity, the thickness direction is perpendicular to the length direction, the top surface of the medium flow channel, the top surface of the cavity, the bottom surface of the medium flow channel, and the bottom surface of the cavity are all parts of sidewalls of the thermal management component;
• and
• two ends of the medium flow channel in the length direction are opened, and two ends of the cavity in the length direction are sealed by a sealing member.

A thermal management component, provided with a medium inlet, a medium outlet, and a body portion;

• wherein
• the body portion comprises a plurality of medium flow channels and a plurality of cavities stacked in a width direction of the body portion, and at least one of the plurality of medium flow channels is sandwiched by two of the plurality of cavities in the width direction of the body portion;
• the plurality of medium flow channels are located inside the thermal management component, each of the plurality of medium flow channels communicates with the medium inlet and the medium outlet, and is configured to accommodate a fluid medium;
• the thermal management component is internally provided with the plurality of cavities each disconnected from both the medium inlet and the medium outlet;
• the plurality of cavities and the plurality of medium flow channels extend along a length direction of the body portion and are arranged side by side along a width direction of the body portion, and the width direction is perpendicular to the length direction;
• along a thickness direction of the body portion, top surfaces of the plurality of medium flow channels are coplanar with top surfaces of the plurality of cavities, bottom surfaces of the plurality of medium flow channels are coplanar with bottom surfaces of the plurality of cavities, the thickness direction is perpendicular to the length direction and the width direction, the top surfaces of the plurality of medium flow channels, the top surfaces of the plurality of cavities, the bottom surfaces of the plurality of medium flow channels, and the bottom surfaces of the plurality of cavities are all parts of sidewalls of the thermal management component;
• and
• two ends of each of the plurality of medium flow channels in the length direction are opened, and two ends of each of the plurality of cavities in the length direction are sealed by a sealing member.