Search

CN-117108795-B - Double-layer multi-runner integrated valve and automobile thermal management system using same

CN117108795BCN 117108795 BCN117108795 BCN 117108795BCN-117108795-B

Abstract

The invention provides a double-layer multi-flow-channel integrated valve and an automobile thermal management system using the same, wherein the double-layer multi-flow-channel integrated valve comprises a valve main body, a plurality of internal flow channels are constructed in the valve main body, the internal flow channels are arranged into a first layer and a second layer along the thickness direction of the valve main body, the valve main body comprises a first end face, a second end face and a peripheral side wall positioned between the first end face and the second end face, a plurality of pipe connectors are constructed on the peripheral side wall at intervals along the circumferential direction of the peripheral side wall, and two end flow channel connectors of each internal flow channel are respectively positioned in corresponding pipe connectors. The internal flow channel in the valve main body is arranged into the first layer and the second layer in the thickness direction, so that the plane occupation area of the valve main body is reduced, the structure is more compact, and each pipe joint is constructed on the peripheral side wall, so that the arrangement of each external pipeline is approximately in the shape of a ray emitted by the center, the pipelines are prevented from interfering with each other, and the pipe distribution is facilitated.

Inventors

  • WU HUILI
  • Gao Caichen
  • PAN JINGQUAN
  • GU SIZHONG

Assignees

  • 珠海格力电器股份有限公司

Dates

Publication Date
20260508
Application Date
20230821

Claims (11)

  1. 1. A dual layer multi-channel integrated valve, comprising: The valve comprises a valve body (1), a plurality of internal flow channels are formed in the valve body (1), the internal flow channels are arranged into a first layer and a second layer along the thickness direction of the valve body (1), the valve body (1) comprises a first end face, a second end face and an outer circumferential side wall between the first end face and the second end face, a plurality of pipe connectors are formed on the outer circumferential side wall at intervals along the circumferential direction, two end flow ports of each internal flow channel are respectively positioned in the corresponding pipe connector, the pipe connector comprises a first interface (a), a second interface (b), a ninth interface (i) and a tenth interface (j), the internal flow channels comprise a first flow channel (21), a second flow channel (22) and a third flow channel (23), the first flow channel (21) and the second flow channel (22) are positioned in the first layer, the second flow channel (23) is positioned in the second layer, two end flow ports of each internal flow channel are respectively positioned in the corresponding pipe connector, the pipe connector comprises a first flow channel (21), a second flow channel (22) and a second flow channel (23) are respectively positioned in the second flow channel (21) and the second flow channel (23) is positioned in the second end (23).
  2. 2. The dual layer multi-flow path integrated valve of claim 1, wherein, The pipe joint further comprises a fifth interface (e), a sixth interface (f), a seventh interface (g) and an eighth interface (h), the internal flow channel further comprises a fourth flow channel (24), a fifth flow channel (25), a sixth flow channel (26) and a seventh flow channel (27), wherein the fourth flow channel (24) and the fifth flow channel (25) are positioned in the second layer, the sixth flow channel (26) and the seventh flow channel (27) are positioned in the first layer, first ends of the fourth flow channel (24), the fifth flow channel (25), the sixth flow channel (26) and the seventh flow channel (27) are positioned in the seventh interface (g), a second end of the fourth flow channel (24) is positioned in the ninth interface (i), a second end of the fifth flow channel (25) is positioned in the fifth interface (e), a second end of the sixth flow channel (26) is positioned in the eighth interface (h), and a sixth end of the seventh flow channel (27) is positioned in the sixth interface (f).
  3. 3. The dual layer multi-flow path integrated valve of claim 2, wherein, The pipe joint further comprises a third interface (c) and a fourth interface (d), the inner runner further comprises an eighth runner (28), a ninth runner (29) and a tenth runner (210), wherein the eighth runner (28) and the ninth runner (29) are positioned in the first layer, the tenth runner (210) is positioned in the second layer, first ends respectively provided by the eighth runner (28), the ninth runner (29) and the tenth runner (210) are positioned in the third interface (c), second ends of the eighth runner (28) are positioned in the fourth interface (d), second ends of the ninth runner (29) are positioned in the second interface (b), and second ends of the tenth runner (210) are positioned in the fifth interface (e).
  4. 4. The double layer multi-flow path integrated valve of claim 3, wherein, The internal flow passage further comprises an eleventh flow passage (211), a first end of the eleventh flow passage (211) being located within the eighth interface (h), a second end of the eleventh flow passage (211) being located within the ninth interface (i).
  5. 5. The dual layer multi-flow path integrated valve of claim 4, wherein, And the projection is carried out on the first end face, the peripheral side wall is a regular decagon, and the pipe connectors are arranged in a one-to-one correspondence with the sides of the regular decagon.
  6. 6. The dual layer multi-flow path integrated valve of claim 4, wherein, The valve body (1) is further integrally assembled with an electromagnetic valve group, the electromagnetic valve group comprises a first electromagnetic valve (31), a second electromagnetic valve (32), a third electromagnetic valve (33), a fourth electromagnetic valve (34), a first electronic expansion valve (41), a second electronic expansion valve (42), a third electronic expansion valve (43), a fourth electronic expansion valve (44) and a fifth electronic expansion valve (45), wherein the first electromagnetic valve (31) is connected in series with the first flow channel (21), the second electromagnetic valve (32) is connected in series with the third flow channel (23), the first electronic expansion valve (41) is connected in series with the fourth flow channel (24), the second electronic expansion valve (42) is connected in series with the fifth flow channel (25), the third electronic expansion valve (43) is connected in series with the sixth flow channel (26), the fourth electronic expansion valve (44) is connected in series with the seventh flow channel (27), the third electromagnetic valve (31) is connected in series with the third flow channel (21), the first electronic expansion valve (41) is connected in series with the fifth flow channel (25), and the fourth electronic expansion valve (33) is connected in series with the fifth flow channel (210).
  7. 7. The dual layer multi-flow path integrated valve of claim 6, wherein, The electromagnetic valve group is assembled on the first end face, and the installation positions of the first electromagnetic valve (31), the third electromagnetic valve (33), the third electronic expansion valve (43) and the fourth electronic expansion valve (44) are positioned on the concave area of the first end face.
  8. 8. The dual layer multi-flow path integrated valve of claim 6, wherein, The central position of the valve main body (1) is provided with an avoidance through hole (11), the avoidance through hole (11) penetrates through the first end face and the second end face, each internal flow passage is configured in an area between the hole wall of the avoidance through hole (11) and the peripheral side wall, and the electromagnetic valve group is assembled in an area between the hole wall of the avoidance through hole (11) and the peripheral side wall.
  9. 9. The dual layer multi-flow path integrated valve of claim 6, wherein, The first end face is also provided with a plurality of coil fixing holes (12), and each coil fixing hole (12) is used for fixing each electromagnetic coil in the electromagnetic valve group.
  10. 10. The dual layer multi-flow path integrated valve of claim 1, wherein, The pipe connector comprises a pipe fitting section (51) and a pipe connecting hole (52) on a free end face of the pipe fitting section.
  11. 11. An automotive thermal management system, characterized by comprising a unit cell cooling module (100), an outside heat exchanger (200), an inside evaporator (301), an inside condenser (302), a compressor (400) and a double layer multi flow path integrated valve according to any of claims 1 to 10.

Description

Double-layer multi-runner integrated valve and automobile thermal management system using same Technical Field The invention belongs to the technical field of automobile thermal management system design, and particularly relates to a double-layer multi-runner integrated valve and an automobile thermal management system using the same. Background With the implementation of national energy conservation and emission reduction policies, new energy automobiles are rapidly developed, compared with the fact that an air conditioner on a fuel oil automobile is only used for cooling a passenger cabin, the air conditioner system on the new energy automobile is endowed with more tasks, cooling and heating of a battery, cooling and heating of a motor and environment management of the passenger cabin are required to be managed, so that the air conditioner system is also complicated, an air conditioner pipeline is changed into more than ten from three pipes of an original single cooling machine, meanwhile, a plurality of electromagnetic valves and electronic expansion valves are newly added in the system, the complexity of the system is greatly improved, and great inconvenience is brought to installation and maintenance of the air conditioner. The applicant has proposed an integrated valve set with ten external interfaces in the prior application (application publication number: CN115534621 a), which can integrate the switching of multiple working conditions of the automobile thermal management system on the integrated valve set, so as to greatly simplify the pipeline design and layout of the thermal management system, and further reduce the occupation of space of the automobile (such as a new energy automobile) using the integrated valve set, but during the application process, it is found that, because the valve body of the integrated valve set is simultaneously constructed with too many internal flow channels, and the working condition requirements of communicating with each other exist between the parts of each internal flow channel, the design of the internal flow channels is relatively complex, so that the whole volume of the valve body is larger, and the occupation of the vehicle space is still larger. Disclosure of Invention Therefore, the invention provides a double-layer multi-flow-passage integrated valve and an automobile thermal management system using the same, which can solve the technical problems that the design of an internal flow passage of a valve main body of a multi-flow-passage integrated valve group in the prior art is complex, so that the whole volume is large, and a large occupation is formed on the space of a vehicle. In order to solve the above problems, the present invention provides a dual-layer multi-flow path integrated valve, comprising: The valve comprises a valve body, wherein a plurality of internal flow channels are formed in the valve body, the internal flow channels are arranged into a first layer and a second layer along the thickness direction of the valve body, the valve body comprises a first end face, a second end face and an outer circumferential side wall arranged between the first end face and the second end face, a plurality of pipe connectors are formed on the outer circumferential side wall at intervals along the circumferential direction of the outer circumferential side wall, and two end flow channel connectors of each internal flow channel are respectively arranged in the corresponding pipe connectors. In some embodiments of the present invention, in some embodiments, The pipe joint comprises a first interface, a second interface, a ninth interface and a tenth interface, wherein the internal flow channel comprises a first flow channel, a second flow channel and a third flow channel, the first flow channel and the second flow channel are positioned on the first layer, the third flow channel is positioned on the second layer, first ends of the first flow channel, the second flow channel and the third flow channel are respectively positioned in the first interface, second ends of the first flow channel are positioned in the second interface, second ends of the second flow channel are positioned in the tenth interface, and second ends of the third flow channel are positioned in the ninth interface. In some embodiments of the present invention, in some embodiments, The pipe joint further comprises a fifth interface, a sixth interface, a seventh interface and an eighth interface, the internal flow channel further comprises a fourth flow channel, a fifth flow channel, a sixth flow channel and a seventh flow channel, wherein the fourth flow channel and the fifth flow channel are positioned in the second layer, the sixth flow channel and the seventh flow channel are positioned in the first layer, first ends of the fourth flow channel, the fifth flow channel, the sixth flow channel and the seventh flow channel are respectively positioned in the seventh interface, a second end of