CN218440809U

CN218440809U - Vehicle thermal management multi-way valve and vehicle thermal management system

Info

Publication number: CN218440809U
Application number: CN202222448254.2U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Chongqing Chaoli Hi Tech Co Ltd
Current assignee: Chongqing Chaoli Hi Tech Co Ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-02-03
Anticipated expiration: 2032-09-15

Abstract

The application provides a vehicle thermal management multi-way valve and a vehicle thermal management system, which relate to the field of vehicle manufacturing and comprise a valve body, a first valve core, a runner plate and a second valve core, wherein the valve body is provided with three groups of valve ports which are arranged in a first direction, the number of each group of valve ports is multiple, and the plurality of valve ports in the same group are arranged in a second direction; the first valve core is provided with a plurality of first flow channels, the second valve core is provided with a plurality of second flow channels, and the flow channel plate is provided with a plurality of connecting channels; the first valve core and the second valve core are both rotatably connected with the valve body, and the runner plate is fixedly connected with the valve body and positioned between the first valve core and the second valve core; wherein the first direction and the second direction have an included angle; when the first valve core or the second valve core rotates relative to the valve body, the plurality of first flow passages, the plurality of connecting passages and the plurality of second flow passages can be matched together to adjust the communication state of the three groups of valve ports. The multi-way valve is reasonable in structure, convenient to machine, high in adjusting efficiency and low in operation cost.

Description

Vehicle thermal management multi-way valve and vehicle thermal management system

Technical Field

The utility model relates to a vehicle manufacturing field particularly, relates to an automobile-used thermal management multi-ported valve and automobile-used thermal management system.

Background

The multi-way valve belongs to parts in the field of relatively common fluid control, generally common structures are rotary structures, plunger structures and the like, and the multi-way valve is generally required to be used for controlling a cooling loop in systems such as a new energy thermal management system and the like. In the prior art, the multi-way valve has a single-core body control or double-core body control structure, the single-core body controls the communication state of a plurality of valve ports, the structure is complex, and the design cost is high; the existing structure with double cores for controlling the communication state of a plurality of valve ports has the disadvantages of coaxial arrangement of the double cores, large axial size, large required space and inconvenient assembly. Meanwhile, the structure of the coaxial arrangement of the double cores needs to be provided with a linkage structure to realize the linkage of the double cores, and the structure is complex and high in cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vehicle heat management multi-ported valve and vehicle heat management system, it can the rational utilization space, improves overall structure's compactedness, reduces whole volume, and the assembly of being convenient for, and simplified structure reduces manufacturing cost.

The embodiment of the utility model is realized like this:

in a first aspect, the utility model provides a thermal management multi-way valve for vehicle, include:

the valve body is provided with three groups of valve ports which are arranged in a first direction, the number of each group of valve ports is multiple, and the valve ports in the same group are arranged in a second direction; the first valve core is provided with a plurality of first flow channels, the second valve core is provided with a plurality of second flow channels, and the flow channel plate is provided with a plurality of connecting channels; the first valve core and the second valve core are both rotatably connected with the valve body, and the runner plate is fixedly connected with the valve body and positioned between the first valve core and the second valve core; wherein the first direction and the second direction have an included angle;

when the first valve core and the second valve core rotate relative to the valve body, the plurality of first flow passages, the plurality of connecting passages and the plurality of second flow passages can be matched together to adjust the communication state of the three groups of valve ports.

In an alternative embodiment, the valve body is provided with a mounting cavity, and the three groups of valve ports are communicated with the mounting cavity; the first valve core, the runner plate and the second valve core are all arranged in the installation cavity.

In an alternative embodiment, the three sets of ports are provided on the same side of the valve body.

In an alternative embodiment, the valve body comprises a bottom shell and a top cover, the bottom shell is provided with a groove, the top cover is connected with the bottom shell and used for opening or closing a notch of the groove, and when the top cover closes the notch of the groove, the top cover and the bottom shell jointly define the mounting cavity; the three groups of valve ports are arranged on the same side surface of the bottom shell.

In an alternative embodiment, one end of the first valve core is rotatably connected with the bottom shell, and the other end of the first valve core penetrates through the top cover and is rotatably connected with the top cover; one end of the second valve core is rotatably connected with the bottom shell, and the other end of the second valve core penetrates through the top cover and is rotatably connected with the top cover.

In an alternative embodiment, a first inner flow passage is arranged inside the first valve core, the plurality of first flow passages are arranged around the first inner flow passage, and at least two of the plurality of first flow passages are communicated through the first inner flow passage;

or a second inner flow passage is arranged in the second valve core, the plurality of second flow passages are arranged around the second inner flow passage, and at least two of the plurality of second flow passages are communicated through the second inner flow passage.

In an optional embodiment, a first sealing gasket is arranged among the first valve core, the valve body and the runner plate, and a plurality of first through holes communicated with a first group of valve ports on the side of the three groups of valve ports are formed in the first sealing gasket; and a second sealing gasket is arranged among the second valve core, the valve body and the runner plate, and a plurality of second through holes communicated with a second group of valve ports on the side of the three groups of valve ports are formed in the second sealing gasket.

In an alternative embodiment, each of the connecting channels has a first port, a second port and a third port which are communicated with each other, the first port and the third port are positioned at two sides of the second port, and the first port is used for being selectively communicated with one of the plurality of first flow passages; the second port is communicated with one of a plurality of valve ports positioned in the middle of the three groups of valve ports; the third interface is used for being selectively communicated with one of the plurality of second flow passages;

the first sealing pad is further provided with a third through hole communicated with the first interface, and the second sealing pad is further provided with a fourth through hole communicated with the third interface.

In an optional embodiment, a third sealing gasket is arranged between the valve body and the runner plate, and the third sealing gasket is provided with a fifth through hole communicated with the second port.

In a second aspect, the present invention provides a vehicle thermal management system, including:

the vehicular thermal management multi-way valve of any preceding embodiment.

The embodiment of the utility model provides a beneficial effect is:

in conclusion, the automobile-used thermal management multi-way valve that this embodiment provided through laying first case and second case side by side, can the rational utilization space of valve body, reduces the axial size of multi-way valve to improve overall structure compactness, reduce overall structure's volume, required space is little, the assembly of being convenient for. Meanwhile, the first valve core and the second valve core are arranged side by side, the runner plate is arranged between the first valve core and the second valve core, and the communication states of the valve ports are adjusted through the cooperation of the first valve core, the second valve core and the runner plate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a vehicular thermal management multi-way valve according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of a vehicular thermal management multi-way valve according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a bottom case according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first valve element according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a second valve element according to an embodiment of the present invention;

fig. 6 is a schematic view of a view angle of the flow field plate according to the embodiment of the present invention;

fig. 7 is a schematic structural view of another view angle of the flow field plate according to the embodiment of the present invention;

fig. 8 is a schematic structural view of a first multi-way valve according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a second multi-way valve according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a multi-way valve model iii according to an embodiment of the present invention;

fig. 11A is a schematic structural view of a multi-way valve mode four according to an embodiment of the present invention;

fig. 11B is an exploded view of the first valve element and the flow field plate when the multi-way valve of the embodiment of the present invention is in mode four;

fig. 12 is a schematic structural view of a mode five of the multi-way valve according to the embodiment of the present invention.

Icon:

100-a valve body; 110-a bottom shell; 111-positioning grooves; 120-a top cover; 121-a first assembly hole; 122-a second assembly hole; 130-a first limiting rib; 140-a second limiting rib; 150-a first positioning ring; 160-a second positioning ring; 200-a first valve spool; 210-a first flow channel; 211-a first left flow channel; 212-a second left flow channel; 213-third left flow channel; 214-a fourth left flow channel; 215-fifth left flow channel; 216-sixth left flow path; 217-seventh left flow channel; 218-eighth left flow channel; 219-ninth left flow channel; 2191-tenth left flow path; 2192-first port; 2193-second port; 220-a first inner flow passage; 230-a first shaft; 240-first seal ring; 300-a runner plate; 310-connecting channels; 311-a first interface; 312 — a second interface; 313-a third interface; 400-a second valve spool; 410-a second flow channel; 411-first right flow channel; 412-a second right flow channel; 413-a third right flow channel; 414-fourth right flow path; 415-fifth right flow channel; 416-a sixth right flow passage; 417-a seventh right flow path; 418-eighth right flow path; 420-a second inner flow passage; 430-a second rotating shaft; 440-a second sealing ring; 500-a first gasket; 510-a first via; 520-a second via; 600-a second gasket; 610-a third via; 620-fourth via; 700-a third gasket; 710-fifth via.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

At present, in vehicle heat pipe system, the application of multi-ported valve is more and more frequent, can adjust the break-make state of different pipelines through setting up the multi-ported valve to the multi-ported valve is compared in the integrated configuration of traditional a plurality of control valves, and is small, and the space that occupies is little, the assembly of being convenient for. In the prior art, the multi-way valve mainly includes a single valve core and a double valve core, and the double valve core is formed by matching two coaxially arranged cores through a linkage mechanism to realize movable matching with the valve body 100, so that the output state of the valve body 100 is adjusted by adjusting the connection condition of a flow passage on the core and an interface on the valve body 100. Due to the adoption of the structure of two coaxial cores, the axial size is large, the size is large, a linkage mechanism needs to be designed, the structure is complex, the failure rate is high, and the operation cost is high.

In view of this, designers provide a vehicle thermal management multi-way valve, which can reasonably utilize the space of the valve body 100, improve the compactness of the whole structure, reduce the whole volume and facilitate assembly; and a plurality of valve cores can be independently controlled, the operation and control are convenient, and the operation cost is low.

Referring to fig. 1 to 7, in the present embodiment, the vehicular thermal management multi-way valve includes a valve body 100, a first valve core 200, a flow channel plate 300, and a second valve core 400, the valve body 100 is provided with three sets of valve ports arranged in a first direction, each set of valve ports is multiple, and multiple valve ports of the same set are arranged in a second direction; the first valve body 200 is provided with a plurality of first flow passages 210, the second valve body 400 is provided with a plurality of second flow passages 410, and the flow passage plate 300 is provided with a plurality of connecting passages 310; the first valve spool 200 and the second valve spool 400 are both rotatably connected to the valve body 100, and the flow passage plate 300 is fixedly connected to the valve body 100 and located between the first valve spool 200 and the second valve spool 400; in the present embodiment, the first direction and the second direction are perpendicular to each other except for specific descriptions.

When the first valve spool 200 or the second valve spool 400 rotates relative to the valve body 100, the plurality of first flow passages 210, the plurality of connecting passages 310, and the plurality of second flow passages 410 can cooperate to adjust the communication state of three sets of ports.

In the embodiment, the first valve core 200 and the second valve core 400 are arranged side by side, so that the space of the valve body 100 is reasonably utilized, and the whole volume is reduced; and through setting up the runner plate 300 between first case 200 and second case 400, first case 200 and second case 400 can all cooperate with the connecting channel 310 on the runner plate 300 to adjust the communicating state of the valve port on the valve body 100, have already reduced the design difficulty of the first runner 210 on the first case 200 and the second runner 410 on the second case 400, and more convenient and more flexible when adjusting the communicating state of the valve port, raise and switch over the efficiency, save energy.

Referring to fig. 1, in the present embodiment, it should be noted that the number of the valve ports in each group is designed as needed, and the number of the valve ports in each group may be set to be different, in the present embodiment, the number of the valve ports in each group is three, and the embodiment is described by taking the viewing angle in fig. 1 as a reference, the first group of valve ports, the middle group of valve ports, and the second group of valve ports are sequentially arranged from left to right, the three valve ports of the first group of valve ports are respectively set to A, B, C from top to bottom, the three valve ports of the second group of valve ports are respectively set to O, P, Q from bottom to top, and the three valve ports of the third group of valve ports are respectively set to X, Y, Z from top to bottom.

Referring to fig. 1 to 3, in the present embodiment, optionally, the valve body 100 includes a bottom shell 110 and a top cover 120, and the top cover 120 and the bottom shell 110 may be detachably connected by screws or the like, or the top cover 120 and the bottom shell 110 may be connected by welding or the like. The bottom case 110 has a recess, the top cover 120 is disposed at a notch of the recess, the top cover 120 can open or close the notch of the recess, and the top cover 120 and the bottom case 110 together define a mounting cavity when the top cover 120 closes the notch of the recess. Meanwhile, the peripheral wall of the bottom shell 110 is provided with first limiting ribs 130 and second limiting ribs 140, the number of the first limiting ribs 130 can be multiple and arranged at intervals on the peripheral wall of the bottom shell 110, and similarly, the number of the second limiting ribs 140 can also be multiple and arranged at intervals. The peripheral wall of the bottom shell 110 is further provided with two positioning grooves 111 arranged oppositely for positioning the flow channel plate 300, the flow channel plate 300 can be inserted into the two positioning grooves 111 at the same time, and the flow channel plate 300 and the valve body 100 are positioned. And, the two positioning grooves 111 are located between the first restriction rib 130 and the second restriction rib 140. It should be understood that the first stopper rib 130 and the second stopper rib 140 may be both provided as rectangular ribs. Three sets of valve ports are all arranged on the same side of the bottom shell 110, and the three sets of valve ports are arranged in a rectangular array.

Further, a first positioning ring 150 and a second positioning ring 160 are disposed at the bottom of the bottom shell 110, and both the first positioning ring 150 and the second positioning ring 160 are circular rings. The top cover 120 is provided with a first assembly hole 121 and a second assembly hole 122, the first assembly hole 121 and the second assembly hole 122 are circular holes, when the top cover 120 is connected with the bottom shell 110, the first assembly hole 121 and the first positioning ring 150 are coaxially arranged, and the second assembly hole 122 and the second positioning ring 160 are coaxially arranged.

In this embodiment, optionally, the first valve core 200, the flow channel plate 300, and the second valve core 400 are disposed in the installation cavity, the flow channel plate 300 is inserted into the two positioning grooves 111, the first valve core 200 and the second valve core 400 are respectively located on two sides of the flow channel plate 300 in the first direction, the first valve core 200 can rotate relative to the valve body 100 and the flow channel plate 300, and the second valve core 400 can rotate relative to the valve body 100 and the flow channel plate 300.

Referring to fig. 2 to 5, it should be noted that the first valve core 200 has a first end and a second end, the first end is provided with a first rotating shaft 230, the second end is provided with a first inner flow passage 220, the first inner flow passage 220 is a circular blind hole, and at least two flow passages of the plurality of first flow passages 210 on the peripheral wall of the first valve core 200 are communicated with each other through the first inner flow passage 220. When the first valve element 200 is assembled, the first rotating shaft 230 is inserted into the first assembling hole 121, a first sealing ring 240 is adjusted on the first rotating shaft 230, and the first sealing ring 240 can seal a gap between the first assembling hole 121 and the first rotating shaft 230. The second end is sleeved outside the first positioning ring 150, so that the first valve core 200 is positioned through the first positioning ring 150 and the first assembly hole 121. The first rotating shaft 230 may be connected to an output shaft of the motor. Similarly, the second valve core 400 has a third end and a fourth end, the third end is provided with the second rotating shaft 430, the fourth end is provided with the second inner flow passage 420, the second inner flow passage 420 is a circular blind hole, and at least two flow passages of the plurality of second flow passages 410 on the peripheral wall of the second valve core 400 are communicated with each other through the second inner flow passage 420. When the second valve core 400 is assembled, the second rotating shaft 430 is inserted into the second assembling hole 122, and a second sealing ring 440 is adjusted on the second rotating shaft 430, and the second sealing ring 440 can seal a gap between the second assembling hole 122 and the second rotating shaft 430. The fourth end is sleeved over the second positioning ring 160 such that the second valve spool 400 is positioned by the second positioning ring 160 and the second assembly hole 122. The second rotating shaft 430 may be connected to an output shaft of the motor.

It should be noted that, by providing the flow passages inside the first valve core 200 and the second valve core 400, the communication of the flow passages on the peripheral walls of the first valve core 200 and the second valve core 400 is facilitated, the distance across which the flow passages on the peripheral walls cross in the circumferential direction is reduced, the switching angle is reduced, and thus the regulation and control are facilitated.

In addition, the first rotating shaft 230 and the second rotating shaft 430 can be driven by one motor respectively, that is, the first valve core 200 and the second valve core 400 are independently controlled, so that the operation is convenient and flexible, the mutual interference is avoided, and the failure rate is low.

Referring to fig. 6 and 7, optionally, the flow channel plate 300 is provided with three connecting channels 310, which are M, L and N from top to bottom, each connecting channel 310 is a "T" shaped channel, in other words, each connecting channel 310 includes three ports, wherein a first port 311, a second port 312 and a third port 313 are sequentially arranged from left to right, the second port 312 is located between the first port 311 and the third port 313, the three first ports 311 are arranged at intervals in the second direction, and the three first ports 311 are used for selectively communicating with the plurality of first flow channels 210 on the first valve element 200. The three second ports 312 are arranged at intervals in the second direction, and the three second ports 312 are respectively communicated with the three valve ports of the middle group of valve ports in a one-to-one correspondence manner. The three third ports 313 are spaced apart in the second direction for selective communication with the plurality of second flow passages 410 of the second spool 400. In this way, the first valve element 200 and the channel plate 300 are engaged to switch the communication state between the first group of ports and the intermediate group of ports, the second valve element 400 and the channel plate 300 are engaged to switch the communication state between the second group of ports and the intermediate group of ports, and the first valve element 200, the channel plate 300 and the second valve element 400 are engaged to switch the communication state between at least three ports. Thus, through the structural design of the runner plate 300, the structures of the first valve core 200 and the second valve core 400 can be simplified, the first valve core 200 and the second valve core 400 can be conveniently processed and manufactured, the design of a plurality of valve port communication strategies is convenient, the switching of the communication states of the plurality of valve ports is also convenient, the switching efficiency is improved, and the energy is saved.

Optionally, the thermal management multi-way valve for a vehicle further includes a first gasket 500, a second gasket 600, and a third gasket 700. The first packing 500 is provided between the first spool 200 and the valve body 100 and between the first spool 200 and the flow passage plate 300, and the second packing 600 is provided between the second spool 400 and the valve body 100 and between the second spool 400 and the flow passage plate 300. The third packing 700 is provided between the valve body 100 and the flow field plate 300. Specifically, the outer wall of the first sealing gasket 500 is provided with a plurality of first limiting grooves, and the plurality of first limiting grooves are correspondingly clamped with the plurality of first limiting ribs 130 on the bottom shell 110 one by one, so that circumferential limitation of the first sealing gasket 500 is realized. In addition, three first through holes 510 and three second through holes 520 are further formed in the first gasket 500, the three first through holes 510 are respectively communicated with three valve ports of the first group of valve ports, and the three second through holes 520 are respectively communicated with the three first ports 311; the outer wall of the second sealing gasket 600 is provided with a plurality of second limiting grooves, and the plurality of second limiting grooves are in one-to-one corresponding clamping connection with the plurality of second limiting ribs 140 on the bottom shell 110, so that circumferential limiting of the second sealing gasket 600 is realized. Meanwhile, the second gasket 600 is further provided with three third through holes 610 and three fourth through holes 620, the three third through holes 610 are respectively communicated with three valve ports of the second group of valve ports, and the three fourth through holes 620 are respectively communicated with the three third ports 313. The third gasket 700 is clamped between the bottom case 110 and the flow channel plate 300, a limiting groove is formed on the bottom case 110 or the flow channel plate 300, and the third gasket 700 is clamped in the limiting groove to realize positioning. The third gasket 700 is provided with three fifth through holes 710, and the three fifth through holes 710 are respectively communicated with the three second ports 312.

It should be noted that, by changing the structural design of the first flow channel 210, the connecting channel 310, and the second flow channel 410, the valve ports with different strategies can be switched, and in the present embodiment, the multi-way valve is described as having five switching modes:

modes one-five are described in detail below:

referring to fig. 8, fig. 8 shows the state of the multi-way valve in the mode one, wherein the first left flow passage 211 extends axially on the first valve core 200, and the first left flow passage 211 communicates with a and B simultaneously; the second left flow channel 212 extends circumferentially, the second left flow channel 212 is located below the first left flow channel 211, two ends of the second left flow channel 212 are located at the same height, one end of the second left flow channel is communicated with the C, and the other end of the second left flow channel is communicated with the first interface 311 of the N, so that the communication between the C and the O is realized through the N; meanwhile, in the second valve spool 400, the first right flow passage 411 extends circumferentially, two ends of the first right flow passage 411 are located at the same height, one end of the first right flow passage is communicated with the X, and the other end of the first right flow passage is communicated with the third port 313 of the M, so that the communication between the X and the Q is realized through the M; the second right flow channel 412 extends along the circumferential direction, the second right flow channel 412 is located below the first right flow channel 411, two ends of the second right flow channel 412 are located at the same height, one end of the second right flow channel is communicated with the Y, and the other end of the second right flow channel is communicated with the third interface 313 of the L, so that the communication between the Y and the P is realized through the L.

Referring to FIG. 9, FIG. 9 illustrates the multi-way valve in mode two, wherein the first valve spool 200 is in an unchanged position; rotating the second valve spool 400, wherein both ends of the third right flow passage 413 extending axially are respectively communicated with X and Y; and, the fourth right runner 414 has three ports all communicating with the second inner runner 420, one of the ports communicates with Z, and the other two ports communicate with the third ports 313 of L and N, respectively, so that the communication of the three valve ports P, Q and Z is realized.

Referring to fig. 10, fig. 10 shows a state of the multi-way valve in mode three, in which the first valve core 200 is rotated, the third left flow passage 213 has two ports arranged at intervals in the axial direction, both of the two ports are communicated with the first inner flow passage 220, one of the ports is communicated with a, and the other port is communicated with C, so that the communication between a and C is realized; the fourth left flow passage 214 extends circumferentially and is located between two ports of the third left flow passage 213, one end of the fourth left flow passage 214 is communicated with B, and the other end is communicated with the first port 311 of L, so that the communication between B and P is realized through L; the second valve core 400 is rotated, the fifth right flow passage 415 extends axially, and two ends of the fifth right flow passage 415 are respectively communicated with the X and the Y; the sixth right flow passage 416 extends circumferentially, and both ends of the sixth right flow passage 416 communicate with Z and O, respectively.

Referring to fig. 11A and 11B, fig. 11A illustrates a state in which the multi-way valve is in a mode four, and fig. 11B illustrates an exploded structural view of the first valve element 200 and the channel plate 300, wherein, when the first valve element 200 is rotated, two ends of the fifth left channel 215 of the first valve element 200 are respectively communicated with a and B; the sixth left flow passage 216 has two ports, which are spaced apart in both the axial and circumferential directions, one of which communicates with C and the other of which communicates with the first port 311 of L, thus achieving communication between C and P through L; meanwhile, a tenth left flow passage 2191 in the first valve element 200 extends in a U shape and has a first port 2192 and a second port 2193 which are arranged at intervals in the axial direction of the first valve element 200, wherein the first port 2192 is communicated with the first port 311 of M, and the second port 2193 is communicated with the first port 311 of N, so that the second ports 312 of M and N are communicated, and further communication between O and Q is realized; the second valve core 400 is rotated, and both ends of the seventh right flow passage 417 are respectively communicated with X and Y; and the second spool 400 blocks the third ports 313 of M, L and N.

Referring to fig. 12, fig. 12 shows a state of the multi-way valve in a mode five, in which the first valve spool 200 is rotated, the seventh left fluid passage 217 extends circumferentially, and two ports of the seventh left fluid passage 217 are located at the same height and are respectively communicated with a and Q; the eighth left flow passage 218 extends circumferentially and is located below the seventh left flow passage 217, two ports of the eighth left flow passage 218 are located at the same height, one of the ports is communicated with B, and the other port is communicated with the first port 311 of L, so that the communication between B and P is realized through L; the ninth left runner 219 extends circumferentially and is located below the eighth left runner 218, two ports of the ninth left runner 219 are located at the same height, one of the ports is communicated with C, and the other port is communicated with the first port 311 of N, so that the communication between C and O is realized through N; the position of the second spool 400 is not changed, or the second spool 400 may be rotated such that both ends of the eighth right flow passage 418 communicate with X and Y at the same time.

The embodiment also provides a vehicle thermal management system, which comprises the vehicle thermal management multi-way valve and has the advantages of compact structure, small volume, convenience in regulation and control and the like.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A vehicular thermal management multi-way valve, comprising:

when the first valve core or the second valve core rotates relative to the valve body, the plurality of first flow passages, the plurality of connecting passages and the plurality of second flow passages can be matched together to adjust the communication state of the three groups of valve ports.

2. The vehicular thermal management multi-way valve according to claim 1, wherein:

the valve body is provided with an installation cavity, and the three groups of valve ports are communicated with the installation cavity; the first valve core, the runner plate and the second valve core are all arranged in the installation cavity.

3. The vehicular thermal management multi-way valve according to claim 2, wherein:

the three groups of valve ports are arranged on the same side surface of the valve body.

4. The vehicular thermal management multi-way valve according to claim 2, wherein:

the valve body comprises a bottom shell and a top cover, the bottom shell is provided with a groove, the top cover is connected with the bottom shell and used for opening or closing a notch of the groove, and when the top cover closes the notch of the groove, the top cover and the bottom shell jointly define the installation cavity; the three groups of valve ports are arranged on the same side surface of the bottom shell.

5. The vehicular thermal management multi-way valve according to claim 4, wherein:

one end of the first valve core is rotatably connected with the bottom shell, and the other end of the first valve core penetrates through the top cover and is rotatably connected with the top cover; one end of the second valve core is rotatably connected with the bottom shell, and the other end of the second valve core penetrates through the top cover and is rotatably connected with the top cover.

6. The vehicular thermal management multi-way valve according to claim 1, wherein:

a first inner flow passage is arranged in the first valve core, the plurality of first flow passages are distributed around the first inner flow passage, and at least two of the plurality of first flow passages are communicated through the first inner flow passage;

7. The vehicular thermal management multi-way valve according to claim 1, wherein:

a first sealing gasket is arranged among the first valve core, the valve body and the runner plate, and a plurality of first through holes communicated with a first group of valve ports on the side of the three groups of valve ports are formed in the first sealing gasket; and a second sealing gasket is arranged among the second valve core, the valve body and the runner plate, and a plurality of second through holes communicated with a second group of valve ports on the side of the three groups of valve ports are formed in the second sealing gasket.

8. The vehicular thermal management multi-way valve according to claim 7, wherein:

each connecting channel is provided with a first interface, a second interface and a third interface which are communicated with each other, the first interface and the third interface are positioned on two sides of the second interface, and the first interface is used for being selectively communicated with one of the first flow passages; the second port is communicated with one of a plurality of valve ports positioned in the middle of the three groups of valve ports; the third interface is used for being selectively communicated with one of the plurality of second flow passages;

9. The vehicular thermal management multi-way valve according to claim 8, wherein:

and a third sealing gasket is arranged between the valve body and the runner plate, and is provided with a fifth through hole communicated with the second interface.

10. A vehicular thermal management system, comprising:

the vehicular thermal management multi-way valve of any one of claims 1-9.