CN114658886A - Fluid management device and thermal management system - Google Patents

Fluid management device and thermal management system Download PDF

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Publication number
CN114658886A
CN114658886A CN202110162068.XA CN202110162068A CN114658886A CN 114658886 A CN114658886 A CN 114658886A CN 202110162068 A CN202110162068 A CN 202110162068A CN 114658886 A CN114658886 A CN 114658886A
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CN
China
Prior art keywords
flow passage
management device
channel
fluid management
flow
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Pending
Application number
CN202110162068.XA
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Chinese (zh)
Inventor
不公告发明人
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Zhejiang Sanhua Automotive Components Co Ltd
Original Assignee
Zhejiang Sanhua Automotive Components Co Ltd
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Publication date
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Priority to CN202110162068.XA priority Critical patent/CN114658886A/en
Publication of CN114658886A publication Critical patent/CN114658886A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/08Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
    • F16K11/085Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
    • F16K11/0853Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug having all the connecting conduits situated in a single plane perpendicular to the axis of the plug
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • F16K27/06Construction of housing; Use of materials therefor of taps or cocks
    • F16K27/065Construction of housing; Use of materials therefor of taps or cocks with cylindrical plugs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00Actuating devices; Operating means; Releasing devices
    • F16K31/02Actuating devices; Operating means; Releasing devices electric; magnetic
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17DPIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00Pipe-line systems
    • F17D1/08Pipe-line systems for liquids or viscous products
    • F17D1/082Pipe-line systems for liquids or viscous products for cold fluids, e.g. liquefied gas
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17DPIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00Pipe-line systems
    • F17D1/08Pipe-line systems for liquids or viscous products
    • F17D1/14Conveying liquids or viscous products by pumping
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17DPIPE-LINE SYSTEMS; PIPE-LINES
    • F17D3/00Arrangements for supervising or controlling working operations
    • F17D3/01Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Valve Housings (AREA)

Abstract

The fluid management device and the thermal management system provided by the above embodiments of the present application, the fluid management device includes a connector and a kettle, the connector and the kettle are separately disposed, the first mating portion of the kettle housing is hermetically connected to the first interface portion of the connector, the kettle cavity of the kettle is communicated with the flow channel of the connector, and the connector having the flow channel is separately disposed from the kettle, so that the connector and the kettle are relatively simply processed.

Description

Fluid management device and thermal management system
(this application is a divisional application of the Chinese patent application having an application date of 2020-12-23, an application number of 202011532867.3, entitled fluid management device and Heat management System)
Technical Field
The invention relates to the technical field of fluid management, in particular to a fluid management device and a thermal management system.
Background
The heat management system comprises a plurality of functional parts, the functional parts in the system are integrated together, and the structure of the integrated piece is complex, so that the integrated piece is not beneficial to processing and forming.
Disclosure of Invention
The present application is directed to a fluid management device and a thermal management system to facilitate processing of the fluid management device.
In one aspect, an embodiment of this application technical scheme provides a fluid management device, including connecting piece and kettle, the connecting piece with the kettle components of a whole that can function independently sets up, the connecting piece with kettle fixed connection or spacing connection, the kettle includes the kettle casing, the kettle has the kettle chamber, the connecting piece includes first interface part, the kettle casing includes first cooperation portion, first cooperation portion with first interface part sealing connection, the connecting piece has the runner, the runner is located in the connecting piece, the kettle chamber with the runner intercommunication.
On the other hand, an embodiment of the technical solution of the present application further provides a thermal management system, where the thermal management system includes a heat sink, a second heat exchanger, a third heat exchanger, and a fluid management device, where the fluid management device is the above-mentioned fluid management device, the fluid management device includes a throttle valve, a first heat exchanger, a first pump, and/or a second pump, the throttle valve is fixedly connected or in limited connection with the first heat exchanger, the first heat exchanger has a first heat exchange channel and a second heat exchange channel, and the throttle valve can throttle a refrigerant entering the first heat exchange channel and depressurize the refrigerant; the first flow passage is communicated with the fourth flow passage through the second heat exchange passage, the fourth flow passage is communicated with the cavity of the first pump, and the fourth flow passage is communicated with the cavity of the second pump; the third flow channel is communicated with the fourth flow channel through the radiator, the second flow channel is communicated with the second pump through the second heat exchanger, and the fifth flow channel is communicated with the first pump through the third heat exchanger.
The fluid management device and the thermal management system provided by the above embodiments of the present application, the fluid management device includes a connecting member and a kettle, the connecting member and the kettle are separately arranged, the first matching portion of the kettle housing is hermetically connected to the first interface portion of the connecting member, the kettle cavity of the kettle is communicated with the flow channel of the connecting member, and the connecting member having the flow channel is separately arranged with the kettle, so that the processing of the connecting member and the kettle is relatively simple.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of a fluid management device;
FIG. 2 is a schematic perspective view of another perspective of the fluid management device of FIG. 1;
FIG. 3 is a schematic diagram of a first exploded version of the fluid management device of FIG. 1;
FIG. 4 is an exploded view of the alternative view of the fluid management device of FIG. 3;
FIG. 5 is a schematic diagram of a first exploded version of the fluid management device of FIG. 1;
FIG. 6 is a perspective view of the connector of FIG. 1;
FIG. 7 is a schematic front view of the connector and electrically operated valve of FIG. 6;
FIG. 8 is a schematic cross-sectional view taken along A-A of FIG. 7;
FIG. 9 is a schematic cross-sectional view taken along B-B of FIG. 7;
figure 10 is an exploded view of the electrically operated valve and seal;
figure 11 is a schematic bottom view of an electrically operated valve;
FIG. 12 is a schematic cross-sectional view taken along C-C of FIG. 11;
FIG. 13 is an exploded view of a second embodiment of a fluid management device;
FIG. 14 is a schematic connection diagram of a thermal management system.
Detailed Description
The fluid management device can be applied to a vehicle thermal management system, vehicles comprise new energy vehicles, and the fluid at least comprises cooling liquid. The invention will be further described with reference to the following figures and specific examples:
please refer to fig. 1-12. The fluid management device 10 comprises a connector 100, a pot 200 and an electric valve 300, wherein the pot 200 comprises a pot housing 210, the pot 200 comprises a cavity (not shown) which is located in the pot housing 210 and can contain cooling fluid, and the pot housing 210 can be an integral structure or formed by connecting more than two housings. The kettle shell 210 comprises a first matching part 211, the connecting piece 100 comprises a first connecting part 120 and a second connecting part 130, the connecting piece 100 further comprises a flow channel, the flow channel 110 is located in the connecting piece 100, the first matching part 211 is fixedly connected or in limited connection with the first connecting part 120 and sealed at the connecting part, then the kettle cavity is communicated with the flow channel, and the connecting mode can be welding, bonding, splicing, clamping or threaded connection. In a specific embodiment, at least a portion of the first interface portion 120 is located in the cavity formed by the first mating portion 211, and the fluid management device may further include a sealing ring disposed between the first mating portion 211 and the first interface portion 120 to enhance the sealing performance; of course, the first mating portion 211 may be located in a cavity formed by the first interface portion 120, and will not be described in detail. The electric valve 300 includes a valve housing 350, a valve stem 330, an electric control portion 320 and a valve core portion 340, the electric control portion 320 is in transmission connection with the valve stem 330, the valve stem 330 is in fixed connection or limited connection with the valve core portion 340, the valve housing 350 has a first accommodating cavity 352, at least a part of the valve core portion 340 is located in the first accommodating cavity 352, the electric control portion 320 can drive the valve stem 330 to further enable the valve core portion 340 to act in the first accommodating cavity 352, and the action of the valve core portion 340 in the first accommodating cavity 352 includes a rotation action taking the valve stem 330 as an axis and/or an axial action along the valve stem 330, in this embodiment, the valve core portion 340 can rotate by a certain angle taking the valve stem 330 as an axis. The valve housing 350 includes a second fitting portion 353, the second fitting portion 353 is connected to the second connecting portion 130 in a sealing manner, the valve housing 350 has a passage 355 capable of communicating with the first accommodating chamber 352, the passage 355 is communicated with the flow passage 110, and the flow passage is capable of communicating with the first accommodating chamber 352.
The axial direction of the valve stem 330 is defined as the up-down direction, the electric control part 320 is located above the valve core part 340, and at least part of the connecting member 100 is located below the kettle housing 210. In this embodiment, when the fluid management device 10 works, the fluid in the fluid management device 10 is a cooling liquid, the fluid management device 10 is provided with the connecting member 100, the connecting member 100 has the flow channel 110, the flow channel 110 can communicate with the kettle cavity and the first accommodating cavity 352, the electric valve 300 is connected with the connecting member 100, the electric control portion 320 is located above the valve core portion 340, that is, the electric control portion 320 is located above the first accommodating cavity 352, so that the probability that the cooling liquid in the first accommodating cavity enters the electric control portion 320 can be reduced, which is beneficial to preventing the cooling liquid from damaging the live parts of the electric control portion, and further improving the service life of the electric control portion 320, and further beneficial to improving the service life of the fluid management device. At least some of the connecting members 100 are located below the kettle housing 210 to facilitate communication between the cooling fluid in the kettle chamber and the cooling fluid in the flow passage when the fluid management device 10 is in use.
Referring to fig. 3-5, the connecting member 100 includes a first side 170, the first side 170 faces a bottom 212 of the kettle housing, the first connecting portion 120 protrudes toward the bottom 212 of the kettle housing relative to the first side 170, and the first mating portion 211 is formed on the bottom 212 of the kettle housing, such that the connecting member 100 is located below the kettle housing 210 to facilitate the communication of the cooling liquid of the fluid management device 10. The second interface 130 opens towards the bottom 212 of the kettle housing, and the electrical control part 320 is closer to the bottom 212 of the kettle housing than the second interface 130 along the axial direction of the valve stem 330. At least a portion of the connector 100 is positioned below the pitcher housing 210 and the electrically powered valve 300 is positioned below the pitcher housing 210 such that the fluid management device 10 is relatively compact and the center of mass is relatively close to the geometric center of the fluid management device 10, which also contributes to the structural stability of the fluid management device 10. In other embodiments, the opening of the first interface portion 120 may be located at the first side portion 170, and the opening of the first interface portion 120 faces the bottom 212 of the kettle housing.
The fluid management device 10 includes a first mounting portion 150 and a mating portion 150 ' of the first mounting portion, one of the first mounting portion 150 and the mating portion 150 ' of the first mounting portion is located in the jug housing 210, the other is located in the connector 100, and the first mounting portion 150 and the mating portion 150 ' of the first mounting portion are mated with each other, thereby realizing the fixed connection of the connector and the jug. In this embodiment, the first mounting portion 150 is located on the connecting member 100, the first mounting portion 150 is formed as a threaded hole, the engaging portion 150 'of the first mounting portion is a through hole, the first mounting portion and the engaging portion 150' of the first mounting portion are connected by a bolt, and the connecting member 100 is fixedly connected or connected in a limited manner with the kettle housing 210. The fluid management device 10 includes a second mounting portion 160 and a mating portion of the second mounting portion, one of the second mounting portion 160 and the mating portion 160' of the second mounting portion is located in the jug housing 210, and the other is located in the valve housing 350, and the two cooperate to secure the electric valve and the connector. The coupling manner of the second mounting portion 160 and the mating portion 160 'of the second mounting portion may be the same as or different from the coupling manner of the first mounting portion and the mating portion 150' of the first mounting portion, and will not be described in detail. In a more specific embodiment, the second mounting portion is closer to the first receiving cavity 352 than the first mounting portion along the radial direction of the first receiving cavity 352, and the electric valve is fixed closer to the center than the kettle, which helps stabilize the structural performance of the fluid management device 10.
Referring to fig. 5, 6 and 10-12, the valve housing 350 includes a main body portion 354, the main body portion 354 includes a first accommodating portion 351, the first accommodating portion 351 has a first accommodating cavity 352, the second connecting portion 130 includes a second accommodating portion 131, the second accommodating portion 131 has a second accommodating cavity 132, at least a portion of the main body portion 354 is located in the second accommodating cavity 132, in this embodiment, the second matching portion 353 is formed on an outer wall 3542 of the main body portion, a channel is formed on the main body portion 354, the channel 355 penetrates through the main body portion 354 along a radial direction of the first accommodating cavity 352, the channel 355 has channel openings on both the inner wall and the outer wall 3542 of the main body portion, and accordingly, the flow channel 110 has a channel opening on a wall 1311 of the second accommodating portion, and the channel opening is opposite to at least a portion of the channel opening, so that the flow channel 110 communicates with the corresponding channel 355. In other embodiments, the channel may also be formed in the bottom of the valve housing. The main body portion 354 is at least partially located in the second receiving portion 131, so that the volume of the fluid management device 10 can be reduced, and the structure is compact. In this embodiment, the body portion 354 is cylindrical, but in other embodiments, the body portion may have a square or other shape.
The fluid management device 10 includes a seal 400, the seal 400 is located in the second receiving chamber 132, the seal 400 is distributed around the passage opening, one side of the seal 400 is in contact with the wall 1311 of the second receiving portion, the other side of the seal 400 is in contact with the outer wall of the main body portion 354, and the seal 400 is in a pressing state to ensure a sealing effect. The seal 400 has a communication port 401, and the flow passage port communicates with the passage port through the communication port 401 of the seal. The seal 400 may be a gasket, and when the seal 400 is a gasket, the body portion and/or the connector 100 may be provided with a groove for receiving the gasket, or the seal 400 may be a gasket. The electric valve 300 has a plurality of passage openings, the number of the sealing members 400 matches with the number of the passage openings, and the sealing members 400 may be independent parts or may be an integral structure.
In the present embodiment, the seal 400 is an integral structure, the seal 400 is cylindrical so as to match the outer shape of the body portion 354, the side portion 410 of the seal abuts against the outer wall 3542 of the body portion and the wall of the second housing portion 131, the seal 400 has a housing cavity 402, at least a part of the body portion 354 is located in the housing cavity 402 of the seal, the communication port 401 is formed in the side portion 410 of the seal, and accordingly, the passage port is formed in the body portion 354 and the flow channel port is formed in the side wall of the second housing portion 131. The fluid management device 10 may also include ribs 500, where the ribs 500 compress the seal 400 to enhance the seal. Specifically, the rib 500 includes a first ring portion 510, a second ring portion 520, and at least two axial portions 530, along the axial direction of the valve rod 330, one end of the axial portion 530 is connected to the first ring portion 510, the other end of the axial portion 530 is connected to the second ring portion 520, the rib 500 is formed in the valve housing 350, the rib 500 protrudes toward the second accommodating portion 131 relative to the outer wall 3542 of the main body portion, and the passage opening is located between the adjacent axial portions 530, so that the passage opening is located in the region surrounded by the rib 500, and the fluid management device 10 is provided with the rib 500 to improve the sealing performance. In other embodiments, the rib 500 may be formed on the connecting member 100, the rib 500 protrudes toward the main body portion 354 relative to the wall of the second accommodating portion 131, and the flow passage opening is located between the adjacent axial portions 530, which will not be described in detail. In other embodiments, the fluid management device may not be provided with a sealing member separately, the rib is directly contacted with the inner wall of the second accommodating portion, the rib has a sealing function, the material of the rib may be different from that of other portions of the main body portion, and the rib and the other portions of the main body portion are integrally injection molded.
In this embodiment, referring to fig. 8, the electric valve 300 is a five-way valve, the number of the passages of the valve housing 350 is five, that is, the passages of the electric valve 300 include a first passage 3551, a second passage 3552, a third passage 3553, a fourth passage 3554 and a fifth passage 3555, the five passages all penetrate through the main body, accordingly, the number of the flow passages of the fluid management device 10 is five, that is, the flow passages include a first flow passage 111, a second flow passage 112, a third flow passage 113, a fourth flow passage 114 and a fifth flow passage 115, the five flow passages have flow passage openings on a side wall 1311 of the second accommodating portion, the first flow passage 111 communicates with the first passage, the second flow passage 112 communicates with the second passage, the third flow passage 113 communicates with the third passage, the fourth flow passage 114 communicates with the fourth passage, and the fifth flow passage 115 communicates with the fifth passage. Of course, the electric valve 300 can be other number of through valves or proportional regulating valves, which will not be described in detail. The connecting member 100 may be integrally formed by injection molding, or the connecting member 100 may be formed by welding or bonding at least two plates.
When the fluid management device 10 is in operation, the fluid management device 10 has at least one of the following six modes of operation: in the first operation mode of the fluid management device 10, the valve body 340 communicates the second channel 3352 with the third channel 3553, the valve body 340 communicates the fifth channel 3555 with the third channel 3553, the valve body 340 communicates the second channel 112 with the third channel 113, and the valve body 340 communicates the fifth channel 115 with the third channel 113.
In the second operation mode of the fluid management device 10, the valve body 340 communicates the second channel 3552 with the third channel 3553, the valve body 340 communicates the fifth channel 3555 with the first channel 3551, the valve body 340 communicates the second channel 112 with the third channel 113, and the valve body 340 communicates the fifth channel 115 with the first channel 111.
In the third operation mode of the fluid management device 10, the valve body 340 causes the second channel 3552 to communicate with the first channel 3551, the valve body 340 causes the fifth channel 3555 to communicate with the fourth channel 3554, the valve body 340 causes the second channel 112 to communicate with the first channel 111, and the valve body 340 causes the fifth channel 115 to communicate with the fourth channel 114.
In the fourth operation mode of the fluid management device 10, the spool 340 communicates the second channel 3552 with the third channel 3553, the spool 340 communicates the fifth channel 3555 with the fourth channel 3554, the spool 340 communicates the second channel 112 with the third channel 113, and the spool 340 communicates the fifth channel 115 with the fourth channel 114.
In the fifth operation mode of the fluid management device 10, the valve body 340 causes the second channel 3552 to communicate with the fourth channel 3554, the valve body 340 causes the fifth channel 3555 to communicate with the fourth channel 3554, the valve body 340 causes the second channel 112 to communicate with the fourth channel 114, and the valve body 340 causes the fifth channel 115 to communicate with the fourth channel 114.
In the sixth operation mode of the fluid management device 10, the valve body 340 communicates the fifth passage 3555 with the second passage 3552, or the valve body 340 communicates the second passage 3552 with the first passage 3551, the valve body 340 communicates the fifth passage 3555 with the first passage 3551, the valve body 340 further communicates the fifth passage 115 with the second passage 112, or the valve body 340 communicates the second passage 112 with the first passage 111, and the valve body 340 communicates the fifth passage 115 with the first passage 111.
Referring to fig. 1-6, the fluid management device 10 includes a throttle 610, a first heat exchanger 620, a first pump 710 and/or a second pump 720, the throttle 610 is fixedly connected or limitedly connected to the first heat exchanger 620, the first heat exchanger 620 has a first heat exchange path and a second heat exchange path, and the throttle 610 can throttle and depressurize refrigerant entering the first heat exchange path. The fluid management device 10 comprises a first connecting part 141, a second connecting part 142, a third connecting part 143 and a fourth connecting part 144, wherein the connecting parts are formed on the connecting part 100 or positioned on a pipe or a block fixedly connected or in limited connection with the connecting part 100; at least part of the first flow channel 111 is formed at the first connection portion 141, at least part of the fourth flow channel 114 is located at the second connection portion 142, the first connection portion 141 and the second connection portion 142 are fixedly connected or in limited connection with the first heat exchanger 620, and then the first flow channel 111 is communicated with the second heat exchange channel, and the fourth flow channel 114 is communicated with the second heat exchange channel, or the first flow channel 111 can be communicated with the fourth flow channel 114 through the second heat exchange channel. The first heat exchanger 620 and the connector 100 may be fixed by bolts or may be fixed by bonding. At least part of the fourth flow channel 114 is formed in the third connecting portion 143, the first pump 710 is fixedly connected or limited connected with the third connecting portion 143, and then the fourth flow channel 114 is communicated with the cavity of the first pump 710, at least part of the fourth flow channel 114 is located in the fourth connecting portion 144, the second pump 720 is fixedly connected or limited connected with the fourth connecting portion 144, and then the fourth flow channel 114 is communicated with the cavity of the second pump 720. The first pump 710 and/or the second pump 720 can power the cooling fluid flow within the thermal management system.
Referring to the second embodiment illustrated in fig. 13, the valve housing 350 includes a main body portion 354 and pipe portions 356, the number of which is five in this embodiment, and the corresponding connecting member 100 includes five second connecting port portions 130, the first accommodating chamber 352 is located in the main body portion 354, the connecting member 100 is located on one side of the main body portion 354 in the axial direction of the valve stem 330, the pot housing 210 is located on the opposite side of the main body portion 354, at least a part of the pipe portion 356 protrudes from the side wall of the main body portion 354 in the radial direction of the first accommodating chamber 352, a passage is formed in the pipe portions 356 and the main body portion 354, the passage has ports in the inner wall of the main body portion, and in this embodiment, the second fitting portions 353 are formed in the pipe portions 356.
Referring to fig. 14, the present application further provides a thermal management system, where the thermal management system includes a heat sink 810, a second heat exchanger 820, a third heat exchanger 830, and a fluid management device 10, the second heat exchanger 820 can regulate a temperature of a battery, the third heat exchanger 830 can regulate a temperature of a heating device such as a motor, the fluid management device 10 includes a throttle valve 610, a first heat exchanger 620, a first pump 710, and/or a second pump 720, the throttle valve 610 is fixedly connected or limited to the first heat exchanger 620, the first heat exchanger 620 has a first heat exchange channel and a second heat exchange channel, and the throttle valve 610 can throttle and depressurize a refrigerant entering the first heat exchange channel; the first flow passage 111 is communicated with the fourth flow passage 114 through a second heat exchange channel, the fourth flow passage 114 is communicated with the cavity of the first pump 710, and the fourth flow passage 114 is communicated with the cavity of the second pump 720;
the third flow passage 113 communicates with the fourth flow passage 114 through the radiator 810, the second flow passage 112 communicates with the second pump 720 through the second heat exchanger 820, and the fifth flow passage 115 communicates with the first pump 710 through the third heat exchanger 830. The thermal management system is provided with the fluid management device 10, so that the pipeline connection of the system can be reduced, and the thermal management system can be simplified.
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 or substituted equally by those skilled in the art, and any modifications and improvements made thereto without departing from the spirit and scope of the present invention should be considered as within the claims of the present invention.

Claims (9)

1. The utility model provides a fluid management device, includes connecting piece and kettle, the connecting piece with kettle components of a whole that can function independently sets up, the connecting piece with kettle fixed connection or spacing connection, the kettle includes the kettle casing, the kettle has the kettle chamber, the connecting piece includes first interface part, the kettle casing includes first cooperation portion, first cooperation portion with first interface part sealing connection, the connecting piece has the runner, the runner is located in the connecting piece, the kettle chamber with the runner intercommunication.
2. The fluid management device of claim 1, wherein the connector comprises a second interface portion, the fluid management device comprises an electrically operated valve, the electrically operated valve comprises a valve housing and a valve core, the valve housing has a first receiving cavity, at least a portion of the valve core is located in the first receiving cavity, the valve housing comprises a second mating portion, the second mating portion is in sealing connection with the second interface portion, the valve housing has a channel, and the channel is in communication with the flow channel.
3. A fluid management device according to claim 1 or claim 2 wherein the fluid management device comprises a pump and the connector comprises a connector portion at which part of the flow passage is formed, the pump being fixedly or captively connected to the connector portion, the flow passage communicating with a cavity of the pump.
4. A fluid management device according to claim 3, wherein the fluid management device comprises a first heat exchanger, the pump comprises a first pump and/or a second pump; the flow passages comprise a first flow passage, a second flow passage, a third flow passage and a fourth flow passage;
the connecting part comprises a first connecting part, a second connecting part, a third connecting part and a fourth connecting part, at least part of the first flow channel is formed on the first connecting part, at least part of the fourth flow channel is formed on the second connecting part, the first connecting part and the second connecting part are fixedly or in limited connection with the first heat exchanger, and the first flow channel is communicated with the fourth flow channel through a heat exchange channel of the first heat exchanger;
at least part of the fourth flow channel is formed in the third connecting part, the first pump is fixedly connected or in limited connection with the third connecting part, the fourth flow channel is communicated with a cavity of the first pump, at least part of the fourth flow channel is located in the fourth connecting part, the second pump is fixedly connected or in limited connection with the fourth connecting part, and the fourth flow channel is communicated with a cavity of the second pump.
5. The fluid management device of claim 4 wherein at least a portion of the flow passage is formed in the first interface portion, the kettle chamber is in communication with the fourth flow passage, at least a portion of the fourth flow passage is formed in the second interface portion, and the channel is in communication with the fourth flow passage.
6. The fluid management device of claim 4 or 5 wherein the valve housing comprises a main body portion and at least two tube portions, the respective connectors comprising at least two second interface portions, the first receiving chamber being located in the main body portion; along the radial direction of first holding chamber, at least part the pipe portion is relative the lateral wall of main part is protruding, the passageway is formed in pipe portion and main part, the passageway has the mouth at the inner wall of main part, the second cooperation portion is formed in the pipe portion.
7. The fluid management device according to claim 4 or 5, wherein the valve housing comprises a main body part, the first receiving cavity is located in the main body part, the second interface part comprises a second receiving part having a second receiving cavity, at least a part of the main body part is located in the second receiving cavity, the channel extends through the main body part along a radial direction of the first receiving cavity, and the channel has a channel opening at each of an inner wall of the main body part and an outer wall of the main body part;
the flow channel is provided with a flow channel opening on the wall of the second accommodating part, and the flow channel opening is opposite to at least part of the channel opening.
8. The fluid management device according to claim 7, wherein the fluid management device comprises a throttle valve fixedly or limitedly connected to the first heat exchanger, the first heat exchanger having a first heat exchange passage and a second heat exchange passage, the throttle valve being capable of throttling refrigerant entering the first heat exchange passage at a reduced pressure, the first flow passage being in communication with the fourth flow passage through the second heat exchange passage; the fluid management device has at least one of the following six modes of operation:
in a first operating mode of the fluid management device, the spool portion communicates the second flow passage with the third flow passage, and the spool portion communicates the fifth flow passage with the third flow passage;
in a second operating mode of the fluid management device, the spool portion communicates the second flow passage with the third flow passage, and the spool portion communicates the fifth flow passage with the first flow passage;
in a third operating mode of the fluid management device, the spool portion communicates the second flow passage with the first flow passage, and the spool portion communicates the fifth flow passage with the fourth flow passage;
in a fourth operating mode of the fluid management device, the spool portion communicates the second flow passage with the third flow passage, and the spool portion communicates the fifth flow passage with the fourth flow passage;
in a fifth operating mode of the fluid management device, the spool portion communicates the second flow passage with the fourth flow passage, and the spool portion communicates the fifth flow passage with the fourth flow passage;
in a sixth operating mode of the fluid management device, the valve core portion communicates the fifth flow channel with the second flow channel or communicates the second flow channel with the first flow channel, and the valve core portion communicates the fifth flow channel with the first flow channel.
9. A thermal management system comprising a heat sink, a second heat exchanger, a third heat exchanger, and a fluid management device according to any of claims 1-8, the fluid management device comprising a throttle valve, a first heat exchanger, a first pump, and/or a second pump, the throttle valve being fixedly or captively connected to the first heat exchanger, the first heat exchanger having a first heat exchange path and a second heat exchange path, the throttle valve being capable of throttling refrigerant that is depressurized into the first heat exchange path; the first flow passage is communicated with the fourth flow passage through the second heat exchange passage, the fourth flow passage is communicated with the cavity of the first pump, and the fourth flow passage is communicated with the cavity of the second pump;
the third flow channel is communicated with the fourth flow channel through the radiator, the second flow channel is communicated with the second pump through the second heat exchanger, and the fifth flow channel is communicated with the first pump through the third heat exchanger.
CN202110162068.XA 2020-12-23 2020-12-23 Fluid management device and thermal management system Pending CN114658886A (en)

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