CN115610190A

CN115610190A - Thermal management device

Info

Publication number: CN115610190A
Application number: CN202110797918.3A
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Zhejiang Sanhua Automotive Components Co Ltd
Current assignee: Zhejiang Sanhua Automotive Components Co Ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2023-01-17

Abstract

The heat management device comprises a heat exchange part, a connecting piece and a liquid storage part, wherein the connecting piece is fixedly connected or in limited connection with the heat exchange part, the connecting piece is fixedly connected or in limited connection with the liquid storage part, the liquid storage part and the heat exchange part are positioned on the same side of the connecting piece along the stacking direction of the heat exchange part, the axial direction of the liquid storage part is perpendicular to or tends to be perpendicular to the stacking direction of the plates, and the structure of the heat management device is relatively compact and is beneficial to miniaturization of the heat management device.

Description

Thermal management device

Technical Field

The invention relates to the technical field of thermal management, in particular to a thermal management device.

Background

The thermal management system comprises several functional components that can be connected by piping to form a system, which can also be integrated, which can reduce the installation space, however, as more and more components are present in the thermal management system, higher demands are placed on the installation space of the thermal management system.

Disclosure of Invention

It is an object of the present application to provide a thermal management device that facilitates solving the above-mentioned problems.

One embodiment of the present application provides a thermal management device, including a heat exchanging portion, a connecting member, and a liquid storage portion, wherein the connecting member is fixedly connected or connected in a limited manner to the heat exchanging portion, the connecting member is fixedly connected or connected in a limited manner to the liquid storage portion, the heat exchanging portion includes a plurality of stacked plates, the heat exchanging portion has a first flow channel and a second flow channel, and the first flow channel and the second flow channel are relatively not communicated; the connector includes a first side portion having a channel with an opening facing the heat exchanging portion at the first side portion, the channel communicating with the first flow channel, the channel having an opening facing the reservoir portion at the first side portion, the channel communicating with a reservoir chamber of the reservoir portion, the reservoir portion and the heat exchanging portion being located on the same side of the connector in a stacking direction of the heat exchanging portion, an axial direction of the reservoir portion being perpendicular or nearly perpendicular to the stacking direction of the plates.

The heat management device comprises a heat exchanging part, a connecting piece and a liquid storage part, wherein the connecting piece is fixedly connected or in limited connection with the heat exchanging part, the connecting piece is fixedly connected or in limited connection with the liquid storage part, the liquid storage part and the heat exchanging part are positioned on the same side of the connecting piece along the stacking direction of the heat exchanging part, the axial direction of the liquid storage part is perpendicular to or tends to be perpendicular to the stacking direction of the plates, the structure of the heat management device is relatively compact, the heat management device is beneficial to miniaturization, and the installation space of a heat management system can be reduced.

Drawings

FIG. 1 is a perspective view of a thermal management device from one perspective;

FIG. 2 is a schematic perspective view of another perspective of the thermal management device of FIG. 1;

FIG. 3 is a perspective view of the connector of FIG. 1;

FIG. 4 is a schematic illustration of an exploded view of the thermal management device of FIG. 1;

FIG. 5 is a schematic view of another exploded view of the thermal management device of FIG. 1;

fig. 6 is a perspective view of the connector of fig. 3.

Detailed Description

The thermal management device according to the technical solution of the present invention may have various embodiments, at least one of which may be applied to a vehicle thermal management system, and at least one of which may be applied to other thermal management systems such as a home thermal management system or a business thermal management system, and the following description will take the thermal management device applied to the vehicle thermal management system as an example, and the fluid includes a coolant and a refrigerant with reference to the drawings.

Referring to fig. 1 to 6, one embodiment of the present application provides a thermal management device 10, which includes a heat exchanging portion 11, a connecting member 12 and a liquid storage portion 13, wherein the connecting member 12 is fixedly connected or limited to the heat exchanging portion 11, and the connecting member 12 is fixedly connected or limited to the liquid storage portion 13, in this embodiment, the heat exchanging portion 11 includes a heat exchanging core and a mounting plate, the mounting plate is welded to the heat exchanging core, the mounting plate is screwed to the connecting member 12, and the connecting member 12 is screwed to the liquid storage portion 13, although in other embodiments, the connecting manner may be welded or bonded. The heat exchange core comprises a plurality of stacked plates, the heat exchange part 11 is provided with a first flow channel 1101 and a second flow channel 1102, the first flow channel 1101 and the second flow channel 1102 are not communicated relatively, and when the heat management assembly works, fluid in the first flow channel 1101 and fluid in the second flow channel 1102 can exchange heat. The connector 12 includes a first side portion 121 and a second side portion 122, the first side portion 121 is located on one side of the connector 12 and the second side portion 122 is located on the opposite side of the connector 12 in the stacking direction of the plates, or the first side portion 121 and the second side portion 122 are located on the opposite sides of the connector 12, the connector 12 has a channel 123, the channel 123 has an opening facing the heat exchanging portion 11 at the first side portion 121, and the channel 123 communicates with the first flow passage 1101, so that fluid in the first flow passage 1101 can enter the channel 123 or fluid in the channel 123 can enter the first flow passage 1101. The channel 123 has a mouth at the first side 121 facing the reservoir 13, the channel 123 communicating with the reservoir of the reservoir 13, such that fluid in the reservoir 13 can enter the connector 12 and/or fluid in the connector 12 can enter the reservoir 13. The liquid storage part 13 and the heat exchanging part 11 are positioned on the same side of the connecting piece 12 along the stacking direction of the heat exchanging part 11, and the axial direction of the liquid storage part 13 is perpendicular or nearly perpendicular to the stacking direction of the plates, so that the heat management device 10 is relatively compact in structure, and the heat management device 10 is beneficial to miniaturization. In the present embodiment, the fluid in the first flow channel 1101 of the heat exchange portion 11 may be a refrigerant, and the fluid in the second flow channel 1102 of the heat exchange portion 11 may be a coolant.

Referring to fig. 2, 3 and 6, the connecting member 12 has a first hole 124 and a second hole 125, the first hole 124 and the second hole 125 penetrate through the connecting member 12 along the stacking direction of the plates, or the first hole 124 has a port on the first side 121 and the second side 122, the second hole 125 has a port on the second side 122 and the first side 121, and the second flow channel 1102 has two ports, which are respectively communicated with the first hole 124 and the second hole 125; in addition, the first flow channel 1101 has a port for connection to other components of the thermal management system on the side of the heat exchanging portion 11 relatively distant from the connector 12 in the stacking direction of the plates. Thus, when the thermal management device 10 is applied to a thermal management system, the device communicated with the second flow channel 1102 is located on one side of the second side portion 122, and the device communicated with the first flow channel 1101 is located on one side of the first side portion 121, which is beneficial to arrangement of devices in the thermal management system and reduction of occupied space. It should be noted that the first hole 124 and the second hole 125 may be used to accommodate joints of other devices or pipe joints, and the first hole 124 and the second hole 125 may also be channels 123 for the cooling fluid to flow through. The connecting element 12 further comprises a first plate 1201 and a second plate 1202, the first plate 1201 comprising a first side 121, the second plate comprising at least a portion of a second side 122, the walls forming the channel 123 comprising the inner wall of the first plate 1201 and the walls of the second plate 1202.

Referring to fig. 1 and 5, the thermal management device 10 includes a throttle unit 14, the throttle unit 14 is located at the downstream of a liquid storage portion 13, the throttle unit 14 is fixedly connected or connected with a connector 12 in a limited manner, wherein the connection includes welding, bonding, clamping or screwing, the connector 12 includes a receiving portion 129, the receiving portion 129 has a receiving cavity 1290, the receiving cavity 1290 has a port at a first side portion 121, at least a portion of the throttle unit 14 is located in the receiving cavity, the liquid storage cavity of the liquid storage portion 13 can be communicated with a first flow channel 1101 of a second heat exchanging portion 112 through the throttle unit 14, and the heat exchanging portion 11 includes a first heat exchanging portion 111 and a second heat exchanging portion 112, wherein the first heat exchanging portion 111 is located at the upstream of the liquid storage portion 13, the second heat exchanging portion 112 is located at the downstream of the throttle unit 14, and the upstream and downstream are defined by the flow direction of refrigerant in the thermal management system. A first direction perpendicular to the stacking direction of the sheets and a second direction perpendicular to the stacking direction of the sheets are defined, and the axial direction of the liquid storage portion 13 is parallel or nearly parallel to the first direction, and along the second direction, the first heat exchanging portion 111 is located at one side of the liquid storage portion 13 and the throttle unit 14 is located at the opposite side of the liquid storage portion 13, so that the layout of the liquid storage portion 13, the first heat exchanging portion 111 and the second heat exchanging portion 112 is made reasonable, which is advantageous for miniaturization of the heat management apparatus 10. In addition, the first holes 124 and the second holes 125 corresponding to the first heat exchanging part 111 are distributed in the first direction, and the first holes 124 and the second holes 125 corresponding to the second heat exchanging part 112 are distributed in the second direction, which also facilitates the connection of the thermal management apparatus with other devices in the system.

The liquid storage part 13 includes a sealing head 131 and a body 132, the sealing head 131 is hermetically connected with the body 132, the wall forming the liquid storage cavity of the liquid storage part 13 includes the inner wall of the body 132 and the wall of the sealing head 131, in this embodiment, the sealing head 131 is fixedly connected or in limited connection with the connecting member 12, and the body 132 is closer to the second heat exchanging part 112 than the sealing head 131 along the first direction. The liquid reservoir portion 13 has inlet channels 1302 and outlet channels 1303, the channels including first channels 1231, second channels 1232, and third channels 1233, the first channels 1231 having an opening toward the first heat exchanging portion 111 at the first side portion 121, the first channels 1231 communicating with the first channel 1101 of the first heat exchanging portion 111, the first channels 1231 having an opening communicating with the inlet channels 1302 at the first side portion 121, the first channels 1231 communicating with the liquid reservoir cavity of the liquid reservoir portion 13, the second channels 1232 having an opening communicating with the outlet channels 1303 at the first side portion 121, the second channels 1232 communicating with the liquid reservoir cavity of the liquid reservoir portion 13, the second channels 1232 communicating with the third channels 1233 through the throttle unit 14, the third channels 1233 having an opening communicating with the first channels 1101 of the second heat exchanging portion 112 at the first side portion 121, the third channels 1101 3 communicating with the first channels of the second heat exchanging portion 112. When the thermal management device 10 is in operation, the refrigerant releases heat in the first flow channel 1101 of the first heat exchanging portion 111 and then enters the liquid storage cavity of the liquid storage portion 13 through the first passage 1231, the relatively liquid refrigerant enters the throttling unit 14 through the second passage 1232, the throttling unit 14 throttles and reduces the pressure and then enters the second heat exchanging portion 112 through the third passage 1233, and the refrigerant evaporates and absorbs heat in the first flow channel 1101 of the second heat exchanging portion 112.

At least part of the inlet channel 1302 and at least part of the outlet channel 1303 are located in the end enclosure 131, the end enclosure 131 includes a first matching wall 1311, the first matching wall 1311 is perpendicular or approximately perpendicular to the stacking direction of the plates, the first matching wall 1311 is in direct contact or indirect contact with the first side portion 121, the inlet channel 1302 and the outlet channel 1303 respectively have ports on the first matching wall 1311, and further match with the ports of the first channel 1231 and the second channel 1232 on the first side portion 121, so as to achieve communication between the first channel 1231 and the inlet channel 1302, and communication between the second channel 1232 and the outlet channel 1303.

Head 131 includes a body portion 1312, a first protrusion 1313, and first lug portions 1314, where body portion 1312 is integrally formed with first protrusion 1313 and first lug portions 1314, first protrusion 1313 protrudes from body portion 1312 in a first direction, first lug portions 1314 protrudes from first lug portions 1313 in a second direction, first mating wall 1311 is located at first protrusion 1313, body portion 1312 is sealingly connected to body 132, and at least a portion of inlet channel 1302 is located at first protrusion 1313, where in this embodiment, the number of first lug portions 1314 is two, and the protruding directions of two first lug portions 1314 are opposite. Of course, the number of the first lug parts 1314 may be more than three, and will not be described in detail. The connecting member 12 includes a second protrusion 126 and a second lug part 127, the second protrusion 126 and the second lug part 127 are integrally formed, in the stacking direction of the plates, the second protrusion 126 protrudes toward the end plate 131 relative to the main body of the connecting member 12, and in the second direction, the second lug part 127 protrudes relative to the second protrusion 126, in this embodiment, the number of the second lug parts 127 is two, and the protruding directions of the two second lug parts 127 are opposite, although the number of the first lug parts 1314 may also be more than three, and will not be described in detail. Each first lug portion 1314 is screwed to a corresponding second lug portion 127, and in the second direction, the mouth of first passage 1231 and second passage 1232 at first side 121 is between two second lug portions 127, and the mouth of inlet passage 1302 and outlet passage 1303 are between two second lug portions 127 at the mouth of first mating wall 1311, which facilitates sealing engagement of first passage 1231 with inlet passage 1302 and sealing engagement of second passage 1232 with outlet passage 1303.

The thermal management device 10 includes a holder 15, at least a portion of the holder 15 is located between the body 132 and the connector 12 along the stacking direction of the chips, the holder 15 has a plate shape, the holder 15 includes a welding portion 151 and a mounting portion 152, the welding portion 151 is arched toward the body 132 relative to the mounting portion 152, two mounting portions 152 are located on both sides of the welding portion 151 along the second direction, the welding portion 151 is welded and fixed to the body 132, and the two mounting portions 152 are respectively fixed to the connector 12 by bolts. The bracket 15 has a plate shape, and the welding portion 151 is arched with respect to the mounting portion 152, which is advantageous in reducing interference of vibration with the liquid reservoir 13, and thus, in improving vibration resistance of the thermal management device 10.

The connection piece 12 further comprises a hollowed-out portion 128, the hollowed-out portion 128 is formed with holes or grooves along the stacking direction of the plates, the hollowed-out portion 128 has the function of reducing the weight of the connection piece 12 and also has the function of heat insulation, and in the present embodiment, the hollowed-out portion 128 is formed with holes penetrating through the connection piece 12 along the stacking direction of the plates.

It should be noted that: although the present invention has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the present invention may be modified and equivalents may be substituted for those skilled in the art, and all technical solutions and modifications that do not depart from the spirit and scope of the present invention should be covered by the claims of the present invention.

Claims

1. A heat management device comprises a heat exchange part, a connecting piece and a liquid storage part, wherein the connecting piece is fixedly connected or in limited connection with the heat exchange part, the connecting piece is fixedly connected or in limited connection with the liquid storage part, the heat exchange part comprises a plurality of stacked plates, the heat exchange part is provided with a first flow channel and a second flow channel, and the first flow channel and the second flow channel are not communicated relatively; the connecting piece comprises a first side part, the connecting piece is provided with a channel, the channel is provided with an opening facing the opening of the heat exchanging part at the first side part, the channel is communicated with the first flow channel, the channel is provided with an opening facing the liquid storage part at the first side part, the channel is communicated with the liquid storage cavity of the liquid storage part, the liquid storage part and the heat exchanging part are positioned at the same side of the connecting piece along the stacking direction of the heat exchanging part, and the axial direction of the liquid storage part is perpendicular to or tends to be perpendicular to the stacking direction of the plates.

2. The thermal management device of claim 1, wherein the connector includes a second side portion, the first side portion being located on one side of the connector in a stacking direction of the sheets, the second side portion being located on an opposite side of the connector, the connector having a first hole and a second hole, the first hole and the second hole penetrating the connector in the stacking direction of the sheets, the first hole having a port in each of the first side portion and the second side portion, the second flow channel having two ports, the two ports communicating with the first hole and the second hole, respectively.

3. The thermal management device according to claim 2, wherein the heat exchanging portion includes a first heat exchanging portion located upstream of the reservoir portion and a second heat exchanging portion located downstream of the reservoir portion;

defining a first direction and a second direction, wherein the first direction is vertical to the stacking direction of the plates, the second direction is vertical to the stacking direction of the plates, first holes and second holes corresponding to the first heat exchange parts are distributed along the first direction, and first holes and second holes corresponding to the second heat exchange parts are distributed along the second direction; the axial direction of the reservoir is parallel or nearly parallel to the first direction.

4. The thermal management device according to claim 3, wherein the fluid management device comprises a throttling unit located downstream of the reservoir, the reservoir being communicable with the first flow passage of the second heat exchanging portion through the throttling unit; the throttling unit is fixedly connected or in limited connection with the connecting piece, the connecting piece comprises an accommodating part, an accommodating cavity is formed in the accommodating part, a port is formed in the first side part of the accommodating cavity, and at least part of the throttling unit is located in the accommodating cavity.

5. The thermal management device according to claim 4, wherein the reservoir portion has an inlet channel and an outlet channel communicating with the reservoir chamber, the channels include a first channel having an opening toward the first heat exchanging portion at the first side portion, the first channel communicating with a first flow channel of the first heat exchanging portion, the first channel having an opening toward the reservoir portion at the first side portion, the first channel communicating with the inlet channel, the second channel having an opening toward the reservoir portion at the first side portion, the second channel communicating with the outlet channel, the second channel communicating with the third channel through the throttle unit, the third channel having an opening toward the second heat exchanging portion at the first side portion, the third channel communicating with a first flow channel of the second heat exchanging portion.

6. The thermal management device according to any of claims 1-5, wherein said connector comprises a second side portion, said first side portion being located on one side of said connector and said second side portion being located on an opposite side of said connector in a stacking direction of said sheets; the connecting piece comprises a first plate body and a second plate body, the first plate body comprises the first side part, and the second plate body comprises at least part of the second side part; the walls forming the channel include a wall of the first plate and a wall of the second plate.

7. The thermal management device of claim 6, wherein the reservoir includes a header and a body, the header and the body are sealingly connected, the wall forming the reservoir includes an inner wall of the body and a wall of the header, at least a portion of the inlet channel and at least a portion of the outlet channel are located in the header, the header includes a first mating wall perpendicular or approximately perpendicular to a stacking direction of the wafers, the first mating wall is in direct contact or indirect contact with the first side portion, and the inlet channel and the outlet channel each have an opening in the first mating wall.

8. The thermal management device of claim 7, wherein the header comprises a body portion, a first protrusion, and a first lug portion, the body portion is integral with the first protrusion and the first lug portion, the first mating wall is located on the first protrusion, the body portion is sealingly connected to the body, at least a portion of the inlet channel is located on the first protrusion, the first protrusion protrudes in the first direction relative to the body portion, the first lug portion protrudes in the second direction relative to the first protrusion, the number of the first lug portions is at least two, at least two of the first lug portions protrude in opposite directions, and the inlet channel and the outlet channel are located between the two first lug portions in the second direction;

the connecting piece comprises a second convex part and second lug parts, the second convex part protrudes relative to the main body of the connecting piece, the second lug parts protrude relative to the second convex part along the second direction, the protruding directions of at least two second lug parts are opposite, and the first channel and the second channel are positioned between the two second lug parts along the second direction; the first lug part is connected with the second lug part through a bolt.

9. The thermal management device according to claim 8, comprising a bracket having a plate shape, the bracket including a welding portion and mounting portions, the welding portion arching toward the body with respect to the mounting portions, two of the mounting portions being located on both sides of the welding portion in the second direction, the mounting portions being connected to the connecting members by bolts, at least a part of the bracket being located between the body and the connecting members in the stacking direction of the sheets; the connecting piece further comprises a hollow-out part, and holes or grooves in the stacking direction of the plates are formed in the hollow-out part.

10. The thermal management apparatus of claim 9, wherein, in the second direction, the first heat exchanging portion is located at one side of the sump portion, the throttling unit is located at the opposite side of the sump portion, and the body is closer to the second heat exchanging portion than the header.