Thermal management device

Abstract

The heat management device comprises a flow channel plate and a dehumidification evaporator, the dehumidification evaporator is connected with the flow channel plate, the dehumidification evaporator comprises an evaporation pipe and is provided with an air duct, the air duct is communicated with the outside of the dehumidification evaporator, and at least part of the evaporation pipe is exposed out of the air duct; the heat management device comprises a valve component and a liquid storage tank, the valve component and the liquid storage tank are both connected with the runner plate, and the liquid storage tank and the dehumidification evaporator are both located on the same side of the valve component. The heat management device is compact in structure.

Description

Technical Field

[0001] The present application relates to the field of thermal management technology, and in particular to a thermal management device. Background Art

[0002] A thermal management device is a heat exchange device used to exchange heat for a device or component, such as a battery or a charging station.

[0003] In the related art, the thermal management device includes a flow channel plate, a dehumidification evaporator, a valve component and a liquid storage tank, and the valve component, the liquid storage tank and the dehumidification evaporator are all connected to the flow channel plate. If the various fluid management units are not arranged well, the entire thermal management device will occupy a large space. Summary of the invention

[0004] The purpose of the present application is to provide a thermal management device, including a flow channel plate and a dehumidification evaporator, the dehumidification evaporator is connected to the flow channel plate, the dehumidification evaporator includes an evaporation tube, the dehumidification evaporator has an air duct, the air duct is connected to the outside of the dehumidification evaporator, the evaporation tube is at least partially exposed to the air duct, the thermal management device includes a valve component and a liquid storage tank, the valve component and the liquid storage tank are both connected to the flow channel plate, and the liquid storage tank and the dehumidification evaporator are both located on the same side of the valve component.

[0005] In the present application, the liquid storage tank and the dehumidification evaporator are both located on the same side of the valve component, so that the thermal management device has a compact structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0006] Figure 1 It is a schematic diagram of the structure of the thermal management device of the present application.

[0007] Figure 2 yes Figure 1 Schematic diagram of the structure behind the hidden liquid storage tank.

[0008] Figure 3 yes Figure 1 Schematic diagram of the explosion structure of the middle liquid storage tank, the first clamping part and the second clamping part.

[0009] Figure 4 yes Figure 3 Schematic diagram of the three-dimensional cross-section of the connecting block.

[0010] Figure 5 yes Figure 4 A three-dimensional cross-sectional schematic diagram of a connecting block in another embodiment.

[0011] Figure 6 yes Figure 1 Schematic diagram of the structure of the middle valve component and the flow channel plate.

[0012] Figure 7 yes Figure 6 A three-dimensional cross-sectional schematic diagram of the middle valve component is used to show the first flow channel.

[0013] Figure 8 yes Figure 6 A three-dimensional cross-sectional schematic diagram of the middle valve component is used to show the second flow channel and the third flow channel.

[0014] Fig. 9 yes Figure 6 Enlarged schematic diagram of the circle A in the middle.

[0015] Fig.10 yes Figure 1 Schematic diagram of the structure on the other side.

[0016] Fig.11 It is a schematic diagram of the projection plane, the first projection plane and the second projection plane.

[0017] Fig.12 yes Fig.10 A three-dimensional cross-sectional view is used to show the circulation channel, the first branch channel, the second branch channel, the first heat exchange channel and the second heat exchange channel.

[0018] Fig.13 yes Fig.12 Schematic diagram of the structure behind the hidden flow channel plate.

[0019] Fig.14 yes Figure 1 Schematic diagram of the structure of the dehumidification evaporator.

[0020] Fig.15 yes Fig.14 A cross-sectional view of a medium dehumidification evaporator is used to show the water receiving part, the containing part and the cavity 441.

[0021] Fig.16 yes Fig.15 Schematic diagram of the structure of the evaporation tube.

[0022] Fig.17 It is a schematic structural diagram of a dehumidification evaporator in another embodiment.

[0023] Fig.18 yes Figure 1 Schematic top view of .

[0024] Fig.19 It is a schematic structural diagram of other embodiments.

[0025] Fig. 20 It is a schematic structural diagram of other embodiments.

[0026] Fig.21 It is a schematic diagram of the thermal management system of the present application. DETAILED DESCRIPTION

[0027] The exemplary embodiments of the present application are described in detail below in conjunction with the accompanying drawings. In the absence of conflict, the features of the following embodiments and implementations can be combined with each other.

[0028] like Figures 1 to 20 The figure shows a thermal management device in accordance with the present application, which includes: a flow channel plate 1 and a liquid storage tank 11, the flow channel plate 1 has a sedimentation tank 12, the liquid storage tank 11 is at least partially located in the sedimentation tank 12, and the liquid storage tank 11 is connected to the flow channel plate 1; a longitudinal direction X1 is defined, the liquid storage tank 11 extends along the longitudinal direction X1, the liquid storage tank 11 has at least a partial liquid storage cavity 111, and the longitudinal direction X1 intersects with the thickness direction Z1 of the flow channel plate 1. Specifically, in some embodiments, the longitudinal direction X1 is perpendicular to the thickness direction Z1 of the flow channel plate 1. The overall thickness of the thermal management device is reduced, and the vertical setting of the longitudinal direction X1 to the thickness direction Z1 of the flow channel plate 1 further reduces the overall thickness of the thermal management device.

[0029] In some embodiments, reference Figure 1 as well as Figure 2 , the sedimentation tank 12 is arranged through the flow channel plate 1 along the thickness direction Z1 of the flow channel plate 1;

[0030] Alternatively, the sedimentation tank 12 is recessed along the interior of the flow channel plate 1 , the sedimentation tank 12 is not arranged to penetrate the flow channel plate 1 , and the sedimentation tank 12 is connected to the liquid storage chamber 111 . Specifically, the walls of the liquid storage tank 11 and the sedimentation tank 12 form the liquid storage chamber 111 .

[0031] In some embodiments, reference Figure 1 as well as Figure 3 The thermal management device includes a first clamping portion 112 and a second clamping portion 113. Along the thickness direction Z1 of the flow channel plate 1, at least a portion of the first clamping portion 112 and at least a portion of the second clamping portion 113 are respectively located on both sides of the liquid storage tank 11, and the first clamping portion 112 and the second clamping portion 113 are both connected to the flow channel plate 1.

[0032] The liquid storage tank 11 is clamped between the first clamping portion 112 and the second clamping portion 113, and the first clamping portion 112 and the second clamping portion 113 are connected to the flow channel plate 1 through bolts and nuts, and at least one of the first clamping portion 112 and the second clamping portion 113 is fixedly connected to the flow channel plate 1, thereby maintaining the liquid storage tank 11 in the sedimentation tank 12.

[0033] In some embodiments, reference Figure 1 as well as Figure 3The thermal management device includes a blocking portion 116, which is fixedly connected to the flow channel plate 1; along the longitudinal direction X1, the blocking portion 116 is at least partially located on one side of the liquid storage tank 11. Specifically, in some embodiments, the longitudinal direction X1 is parallel to the gravity direction, and the blocking portion 116 supports the gravity of the liquid storage tank 11 to reduce the damage of the liquid storage tank 11 to the flow channel plate 1.

[0034] In some embodiments, reference Figure 1 as well as Figure 3 The thermal management device includes a first elastic portion 114, and the first elastic portion 114 is at least partially located between the first clamping portion 112 and the liquid storage tank 11, or, the first elastic portion 114 is at least partially located between the second clamping portion 113 and the liquid storage tank 11, or, the first elastic portion 114 is partially located between the first clamping portion 112 and the liquid storage tank 11, and the first elastic portion 114 is partially located between the second clamping portion 113 and the liquid storage tank 11; specifically, the first elastic portion 114 is a rubber pad, and the first elastic portion 114 surrounds the liquid storage tank 11 to increase the friction between the first clamping portion 112 and the second clamping portion 113 and the liquid storage tank 11.

[0035] In some embodiments, reference Figure 1 as well as Figure 3 The thermal management device includes a second elastic portion 115 , which is at least partially located between the liquid storage tank 11 and the blocking portion 116 ; specifically, the second elastic portion 115 is a rubber pad that protects the liquid storage tank 11 and the blocking portion 116 .

[0036] In some embodiments, reference Figure 3 as well as Figure 4 The thermal management device includes a connecting block 8, which is fixedly connected to the liquid storage tank 11. The connecting block 8 has a first connecting port 81 and a second connecting port 82, and the first connecting port 81 and the second connecting port 82 are both connected to the liquid storage cavity 111. Specifically, the liquid storage tank 11 is at least partially located between the connecting block 8 and the blocking portion 116. Further, along the thickness direction Z1 of the flow channel plate 1, the second connecting port 82 is closer to the flow channel plate 1 than the first connecting port 81.

[0037] In some embodiments, reference Figure 3 as well as Figure 4 The flow channel plate 1 has a flow channel 13, which is connected to the second connecting port 82; specifically, the thermal management device includes a flange block 15, which is located between the connecting block 8 and the flow channel plate 1, and the channel in the flange block 15 is connected to the second connecting port 82, and the channel in the flange block 15 is connected to the flow channel 13; further, the connecting block 8 has a protrusion, and the channel in the protrusion is connected to the second connecting port 82, and the protrusion is at least partially embedded in the flange block 15, and the channel in the flange block 15 is connected to the channel in the protrusion.

[0038] In some embodiments, reference Figure 3 as well as Figure 4 The thermal management device includes a one-way valve 73, which is connected to the connecting block 8, and the outlet or inlet of the one-way valve 73 is connected to the first connecting port 81; specifically, the outlet of the one-way valve 73 is connected to the first connecting port 81, thereby reducing the occurrence of the fluid in the liquid storage tank 11 flowing out of the liquid storage tank 11.

[0039] In some embodiments, reference Figure 3 as well as Figure 4 The first connecting port 81 includes a first sub-connecting port 811, a second sub-connecting port 812 and a third sub-connecting port 813, the connecting block 8 has a first sub-connecting flow channel 83, a second sub-connecting flow channel 84 and a third sub-connecting flow channel 85, the first sub-connecting flow channel 83, the second sub-connecting flow channel 84 and the third sub-connecting flow channel 85 are all connected to the liquid storage chamber 111, the first sub-connecting flow channel 83 has a first sub-connecting port 811 and a second sub-connecting port 812, the second sub-connecting flow channel 84 has a third sub-connecting port 813, and the third sub-connecting flow channel 85 has a second connecting port 82.

[0040] Or, refer to Figure 5 The connecting block 8 has a fourth sub-communication channel 86 and a fifth sub-communication channel 87. The fourth sub-communication channel 13 and the fifth sub-communication channel 87 are both connected to the liquid storage chamber 111. The fourth sub-communication channel 86 has a first sub-communication port 811, a second sub-communication port 812 and a third sub-communication port 813. The fifth sub-communication channel 87 has a second communication port 82. When in use, multiple flow paths can be selected to converge and flow into the liquid storage tank 11, and multiple flow channel interfaces can be integrated on the liquid storage tank 11 for easy installation.

[0041] In some embodiments, reference Figure 3 as well as Figure 4 The connecting block 8 has a first surface 88 and a second surface 89. Along the thickness direction Z1 of the flow channel plate 1, the second surface 89 is closer to the flow channel plate 1 than the first surface 88. The first surface 88 has a first sub-connecting port 811, a second sub-connecting port 812 and a third sub-connecting port 813, and the second surface 89 has a second connecting port 82. The second connecting port 82 is arranged close to the flow channel plate 1 to facilitate installation and connection.

[0042] In some embodiments, reference Figure 3 as well as Figure 4 , define a transverse direction Y1, which is perpendicular to the longitudinal direction X1. Along the transverse direction Y1, the first sub-connecting port 811 and the second sub-connecting port 812 are located on one side of the second connecting port 82, and the third sub-connecting port 813 is located on the other side of the second connecting port 82; specifically, the transverse direction Y1 is perpendicular to the thickness direction Z1 of the flow channel plate 1.

[0043] The present application also discloses a valve component 2, referring to Figure 6 as well as Figure 7 The valve component 2 includes a mounting portion 21, a first valve component 22 and a second valve component 23. The first valve component 22 and the second valve component 23 are both fixedly connected to the mounting portion 21. The mounting portion 21 has a first flow channel 211 and a second flow channel 212. The first valve component 22 is at least partially located in the first flow channel 211, and the second valve component 23 is at least partially located in the second flow channel 212.

[0044] The first flow channel 211 can be directly or indirectly connected to the inlet of the heat exchanger, and the second flow channel 212 can be directly or indirectly connected to the outlet of the heat exchanger. The temperature of the fluid in the first flow channel 211 is higher or lower than the temperature of the fluid in the second flow channel 212. The mounting portion 21 has a first isolation groove 25, and the first isolation groove 25 is at least partially located between the first flow channel 211 and the second flow channel 212. The first isolation groove 25 can reduce the ineffective heat exchange between the first flow channel 211 and the second flow channel 212, which is green and environmentally friendly and reduces ineffective energy loss.

[0045] Specifically, refer to Figure 1 as well as Figure 6 , defining a first direction Y2, the first isolation groove 25, the first flow channel 211 and the second flow channel 212 are distributed along the transverse direction Y1, defining a second direction Z2, and the second direction Z2 is perpendicular to the first direction Y2. The first valve member 22 is located on one side of the second valve member 23; further, the first direction Y2 is parallel to the transverse direction Y1, and the second direction Z2 is parallel to the thickness direction Z1 of the flow channel plate 1. The heat exchanger can be a cooling device or a heat storage device such as a phase change heat exchanger, a condenser, and an air cooler.

[0046] In some embodiments, reference Figure 1 as well as Figure 6 The valve component 2 includes a control execution part 241, which is electrically connected to the first valve component 22, which is electrically connected to the second valve component 23, and which is fixedly connected or position-limitedly connected to the mounting part 21; specifically, a third direction X2 is defined, which is perpendicular to the first direction Y2, and which is perpendicular to the second direction Z2, and along the third direction X2, the control execution part 241 is located at one side of the mounting part 21. Further, the third direction X2 is parallel to the longitudinal direction X1.

[0047] In some embodiments, reference Figure 6 as well as Figure 7The first isolation groove 25 passes through the mounting portion 21; the mounting portion 21 has a second isolation groove 26, and the second isolation groove 26 is at least partially located between the first flow channel 211 and the second flow channel 212; specifically, along the first direction Y2, the second isolation groove 26 is at least partially located between the first flow channel 211 and the second flow channel 212, and along the second direction Z2, the first isolation groove 25 is located on one side of the second isolation groove 26.

[0048] In some embodiments, reference Figure 1 as well as Figure 6 The mounting portion 21 has a third isolation groove 27, and the third isolation groove 27 is located between the second flow channel 212 and the first isolation groove 25; specifically, along the first direction Y2, the third isolation groove 27 is located between the second flow channel 212 and the first isolation groove 25, and along the second direction Z2, the third isolation groove 27 and the first isolation groove 25 are both located on the same side of the second isolation groove 26.

[0049] In some embodiments, reference Figure 6 , Figure 7 as well as Figure 8 , the first flow channel 211 and the second flow channel 212 can be directly or indirectly connected to the inlet and outlet of the heat exchanger, respectively, the mounting portion 21 has a third flow channel 213, the second flow channel 212 is closer to the first flow channel 211 than the third flow channel 213, and the third flow channel 213 and the first flow channel 211 can be directly or indirectly connected to the inlet and outlet of the heat exchanger, respectively. Specifically, the third flow channel 213, the second flow channel 212 and the first flow channel 211 are distributed along the first direction Y2, and the heat exchanger can be a cooling device or heat storage device such as a phase change heat exchanger, a condenser, and an air cooler; the outlet end of the compressor 92 is connected to the first flow channel 211, which is a high-temperature and high-pressure fluid. The fluid in the first flow channel 211 enters the second flow channel 212 after heat exchange in the heat exchanger, and the fluid in the second flow channel 212, the fluid temperature in the first flow channel 211 is greater than or less than the temperature of the fluid in the second flow channel 212, and the first isolation groove 25 can reduce the heat exchange between the fluid in the first flow channel 211 and the fluid in the second flow channel 212.

[0050] In some embodiments, reference Figure 6 , Figure 7 as well as Figure 8 The mounting portion 21 has a fourth isolation groove 28, and the fourth isolation groove 28 is located between the third flow channel 213 and the second flow channel 212; specifically, the first isolation groove 25, the third isolation groove 27 and the fourth isolation groove 28 are distributed along the first direction Y2, and along the first direction Y2, the second isolation groove 26 is located on one side of the fourth isolation groove 28.

[0051] In some embodiments, reference Figure 6 , Figure 7 as well as Figure 8The first flow channel 211 has a first outlet 2111 and a first inlet 2112, the first outlet 2111 includes a first sub-outlet 21111, a second sub-outlet 21112 and a third sub-outlet 21113, the first valve component 22 includes a first sub-valve component 221, a second sub-valve component 222 and a third sub-valve component 223, at least part of the first sub-valve component 221, at least part of the second sub-valve component 222 and at least part of the third sub-valve component 223 are all located in the first flow channel 211, along the fluid flow direction, the first sub-valve component 221 is located between the first sub-outlet 21111 and the first inlet 2112, the second sub-valve component 222 is located between the second sub-outlet 21112 and the first inlet 2112, and the third sub-valve component 223 is located between the third sub-outlet 21113 and the first inlet 2112.

[0052] Specifically, the first sub-outlet 21111, the second sub-outlet 21112, the third sub-outlet 21113 and the first inlet 2112 are all located on the same side of the mounting portion 21; the first flow channel 211 includes a first sub-flow channel 2114 and a second sub-flow channel 2115, the first sub-flow channel 2114 extends along the first direction Y2, the second sub-flow channel 2115 extends along the third direction X2, the first sub-flow channel 2114 is connected to the second sub-flow channel 2115, the first sub-outlet 21111, the second sub-outlet 21112 and the third sub-outlet 21113 are all connected to the first sub-flow channel 2114, and the second sub-flow channel 2115 is connected to the first inlet 2112; the thermal management device includes a first sensor 5, the first sensor 5 is fixedly connected or limit-connected to the mounting portion 21, the detection part of the first sensor 5 is located in the second sub-flow channel 2115, the first sensor 5 can be a temperature sensor, a pressure sensor, a flow sensor or a temperature and pressure sensor, etc.

[0053] In some embodiments, reference Figure 7 The first flow channel 211 has a first receiving groove 2113. Along the fluid flow direction in the first flow channel 211, the first receiving groove 2113 is located between the first outlet 2111 and the first inlet 2112. The valve inlet and outlet of the first valve component 22 are located in the first receiving groove 2113, and part of the first valve component 22 is located in the control execution part 241; specifically, the first outlet 2111 is connected to the first receiving groove 2113, and the first receiving groove 2113 is connected to the first sub-flow channel 2114.

[0054] In some embodiments, reference Figure 8 The second flow channel 212 has a second inlet 2122, a second outlet 2121 and a second accommodating groove 2123. The second accommodating groove 2123 is located between the second outlet 2121 and the second inlet 2122. The valve inlet and outlet of the second valve component 23 are located in the second accommodating groove 2123, and part of the second valve component 23 is located in the control execution part 241; specifically, the second outlet 2121 is connected to the second accommodating groove 2123.

[0055] In some embodiments, reference Figure 8 The third flow channel 213 has a third inlet 2132, a third outlet 2131 and a third accommodating groove 2133. The third accommodating groove 2133 is located between the third outlet 2131 and the third inlet 2132. The valve inlet and outlet of the third valve component 24 are located in the third accommodating groove 2133, and part of the third valve component 24 is located in the control execution part 241; specifically, the third outlet 2131 is connected to the third accommodating groove 2133.

[0056] In some embodiments, reference Figure 6 as well as Fig. 9 The mounting portion 21 is connected to the flow channel plate 1, and the flow channel plate 1 has a fifth isolation groove 29, defining a transverse direction Y1, which is perpendicular to the thickness direction Z1 of the flow channel plate 1. Along the transverse direction Y1, at least a portion of the first flow channel 211 and at least a portion of the second flow channel 212 are respectively located on both sides of the fifth isolation groove 29.

[0057] In some embodiments, reference Figure 6 as well as Fig. 9 Along the thickness direction Z1 of the flow channel plate 1 , the second isolation groove 26 is closer to the flow channel plate 1 than the first sub-outlet 21111 , the second sub-outlet 21112 , the third sub-outlet 21113 and the first inlet 2112 .

[0058] In some embodiments, reference Figure 6 as well as Fig. 9 The second isolation groove 26 is closer to the flow channel plate 1 than the first isolation groove 25 , and the fifth isolation groove 29 is connected to the second isolation groove 26 ; specifically, the fifth isolation groove 29 penetrates the flow channel plate 1 along the thickness direction Z1 of the flow channel plate 1 .

[0059] In some embodiments, reference Fig. 9 as well as Fig.10 The flow channel plate 1 includes a first plate portion 17 and a second plate portion 18 . The first plate portion 17 is closer to the mounting portion 21 than the second plate portion 18 . The fifth isolation groove 29 is opened in the first plate portion 17 . Along the thickness direction Z1 of the flow channel plate 1 , the fifth isolation groove 29 penetrates the first plate portion 17 .

[0060] In some embodiments, reference Fig. 9 as well as Fig.10 The second plate portion 18 has a hollow groove 181, and the hollow groove 181 is connected to the fifth isolation groove 29. The heat exchange effect between the first fluid 211 and the second fluid 212 can be further reduced.

[0061] Specifically, refer to Fig.10 as well as Fig.11, a projection plane S is defined, the projection plane S is perpendicular to the thickness direction Z1 of the flow channel plate 1, the orthographic projection of the first flow channel 211 on the projection plane S is the first projection plane S1, the orthographic projection of the hollow groove 181 on the projection plane S is the second projection plane S2, and the first projection plane S1 is at least partially located in the second projection plane S2. Furthermore, along the thickness direction Z1 of the flow channel plate 1, the hollow groove 181 penetrates the second plate portion 18.

[0062] In some embodiments, the first sub-outlet 21111 can be communicated with the first sub-communication port 811 , the second sub-outlet 21112 can be communicated with the second sub-communication port 812 , and the third sub-outlet 21113 can be communicated with the third sub-communication port 813 .

[0063] In some embodiments, reference Fig.10 , Fig.12 as well as Fig.13 The second flow channel 212 has a second outlet 2121 and a second inlet 2122 , and the second inlet 2122 is connected to the flow channel 13 .

[0064] In some embodiments, reference Fig.10 , Fig.12 as well as Fig.13 The thermal management device includes an evaporator 3, the evaporator 3 has a heat exchange inlet 31 and a heat exchange outlet 32, the flow channel plate 1 has a first branch flow channel 33 and a second branch flow channel 34, the heat exchange inlet 31 is connected to the first branch flow channel 33, and the second outlet 2121 is connected to the first branch flow channel 33.

[0065] In some embodiments, reference Fig.10 , Fig.12 as well as Fig.13 The thermal management device includes a second sensor 51, which is connected to the flow channel plate 1, and a detection portion of the second sensor 51 is located in the second branch flow channel 34; specifically, the second sensor 51 can be a temperature sensor, a pressure sensor, a flow sensor or a temperature and pressure sensor, etc.

[0066] In some embodiments, reference Fig.10 , Fig.12 as well as Fig.13 The thermal management device includes a third sensor 52, which is connected to the flow channel plate 1, and the detection part of the third sensor 52 is located in the second heat exchange flow channel 36; specifically, the third sensor 52 can be a temperature sensor, a pressure sensor, a flow sensor or a temperature and pressure sensor, etc.

[0067] In some embodiments, reference Fig.10 , Fig.12 as well as Fig.13The flow channel plate 1 has a fluid outlet 14, the fluid outlet 14 is connected to the second branch flow channel 34, the heat exchange outlet 32 ​​is connected to the second branch flow channel 34, and the fluid outlet 14 and the first inlet 2112 can be respectively connected to the inlet and outlet of the compressor 92. Specifically, the thermal management device includes an outlet mounting block 16, the outlet mounting block 16 is connected to the flow channel plate 1, and the channel in the outlet mounting block 16 is connected to the fluid outlet 14.

[0068] In some embodiments, reference Fig.10 , Fig.12 as well as Fig.13 , the third inlet 2132 is connected to the flow channel 13.

[0069] In some embodiments, reference Fig.12 as well as Fig.13 , the thermal management device includes a flow channel plate 1 and a dehumidification evaporator 4, and the dehumidification evaporator 4 is connected to the flow channel plate 1; Fig.14 , Fig.15 as well as Fig.16 The dehumidification evaporator 4 includes an evaporation tube 41, and the dehumidification evaporator 4 has an air duct 42, which can be connected to the outside of the energy storage component, and the evaporation tube 41 is at least partially exposed to the air duct 42. The fluid in the evaporation tube 41 can cool the fluid in the air duct 42. The flow channel plate 1 has a first heat exchange flow channel 35, and the evaporation tube 41 has an evaporation flow channel 417, which is connected to the first heat exchange flow channel 35. The fluid in the evaporation tube 41 can exchange heat with the fluid in the air duct 42, and further, the fluid in the evaporation tube 41 can cool the fluid in the air duct 42.

[0070] In some embodiments, reference Fig.14 , Fig.15 as well as Fig.16 The thermal management device includes a flow channel plate 1 and a dehumidification evaporator 4. The flow channel plate 1 has a first heat exchange flow channel 35. The dehumidification evaporator 4 includes an evaporation tube 41 and a fan 43. The dehumidification evaporator 4 has an air duct 42. The air duct 42 is connected to the outside of the thermal management device. The evaporation tube 41 is at least partially exposed to the air duct 42. The fluid in the evaporation tube 41 can cool the fluid in the air duct 42. The channel in the evaporation tube 41 is connected to the first heat exchange flow channel 35. The air outlet or air inlet of the fan 43 is connected to the air duct 42. There is a distance between the air outlet or air inlet of the fan 43 and the evaporation tube 41. The distance between the air outlet or air inlet of the fan 43 and the evaporation tube 41 can improve the efficiency of blowing or sucking air of the fan 43 and improve the efficiency of drying air.

[0071] In some embodiments, reference Fig.14 , Fig.15 as well as Fig.16The thermal management device includes a shell 44, which has a cavity 441. The cavity 441 is arranged to penetrate the shell 44 along the thickness direction Z1 of the flow channel plate 1. The evaporation tube 41 is at least partially located in the cavity 441. The air duct 42 is connected to the cavity 441, and the shell 44 is connected to the flow channel plate 1.

[0072] In some embodiments, reference Fig.12 as well as Fig.13 The flow channel plate 1 has a flow groove 182, which is arranged along the thickness direction Z1 of the flow channel plate 1, and the outer shell 44 extends to the flow channel plate 1 along the thickness direction Z1 of the flow channel plate 1, and the flow groove 182 is connected with the cavity 441. The cavity 441 in the outer shell 44 and the air duct 42 form a space for heat exchange with the air, which can further improve the blowing or suction capacity of the fan 43, so that as much air as possible is discharged after heat exchange with the evaporation tube 41, thereby improving the drying efficiency.

[0073] In some embodiments, reference Fig.17 Along the thickness direction Z1 of the flow channel plate 1 , there is a distance between the outer shell portion 44 and the flow channel plate 1 , and the thermal management device includes a first support portion 53 , the first support portion 53 is connected to the flow channel plate 1 , and the first support portion 53 is connected to the outer shell portion 44 .

[0074] In some embodiments, reference Fig.17 The evaporation tube 41 is located between the fan 43 and the flow channel plate 1 , the fan 43 is connected to the shell 44 , and the air outlet or air inlet of the fan 43 is connected to the cavity 441 .

[0075] In some embodiments, reference Fig.14 , Fig.15 as well as Fig.16 The fan 43 is located between the flow channel plate 1 and the evaporation tube 41, the fan 43 is connected to the flow channel plate 1, and the air outlet or air inlet of the fan 43 is connected to the cavity 441; specifically, the air outlet of the fan 43 is closer to the flow channel plate 1 than the air inlet of the fan 43, and the flow channel plate 1, the fan 43, the evaporation tube 41 and the outer shell 44 are all distributed along the thickness direction Z1 of the flow channel plate 1.

[0076] In some embodiments, reference Fig.14 , Fig.15 as well as Fig.16The thermal management device includes a water receiving portion 442, which is at least partially located on one side of the evaporation tube 41 along the longitudinal direction X1, and has a water receiving groove 4421, which is connected to the cavity 441; specifically, the thermal management device includes an external pipe 4422, which is connected to the water receiving portion 442, and the pipe in the external pipe 4422 is connected to the water receiving groove 4421, and the external pipe 4422 extends along the longitudinal direction X1, and the longitudinal direction X1 is parallel to the gravity direction. During use, the air exchanges heat with the evaporation tube 41, and the air encounters the cold evaporation tube 41, and the air condenses. The water droplets formed by the condensation will enter the water receiving groove 4421 under the guidance of gravity and the evaporation tube 41, and will be discharged from the water receiving groove 4421 through the external pipe 4422, reducing the impact of condensed water on other components.

[0077] In some embodiments, reference Fig.17 The thermal management device includes a second support portion 54, which is connected to the flow channel plate 1 and the water receiving portion 442; along the longitudinal direction X1, the second support portion 54 is located on one side of the water receiving portion 442, and the second support portion 54 supports the water receiving portion 442.

[0078] In some embodiments, reference Fig.14 , Fig.15 as well as Fig.16 The evaporator tube 41 includes a flat tube body 413, a first header 414 and a second header 415. At least part of the first header 414, at least part of the second header 415 and at least part of the flat tube body 413 are all located in the cavity 441. The channel in the flat tube body 413 is connected to the channel in the first header 414, and the channel in the flat tube body 413 is connected to the channel in the second header 415; the channel in the first header 414 is connected to the first heat exchange channel 35.

[0079] Specifically, refer to Fig.14 , Fig.15 as well as Fig.16 , along the thickness direction Z1 of the flow channel plate 1, the first manifold 414 is located between the second manifold 415 and the flow channel plate 1, the first manifold 414 is closer to the flow channel plate 1 than the second manifold 415, and the first manifold 414 and the second manifold 415 are located in the water receiving tank 4421. Further, the flat tube body 413 is a microchannel flat tube. When in use, the air passes through the flat tube body 413 between the first manifold 414 and the second manifold 415 twice, which improves the heat exchange efficiency and the drying efficiency of the air.

[0080] In some embodiments, reference Fig.14 , Fig.15 as well as Fig.16The thermal management device includes a housing portion 443, which is connected to the outer shell portion 44, and the housing portion 443 has a housing cavity 4431, which is connected to the cavity 441. The flat tube body 413 has a bent portion 4131 and a heat exchange portion 4132, and the heat exchange portion 4132 is located in the cavity 441, and the bent portion 4131 is located in the housing portion 443. The thermal management device includes a fin 6, which is located between two adjacent flat tube bodies 413, and the fin 6 is at least partially located at the connection between the housing cavity 4431 and the cavity 441. Since the bent portion 4131 of the flat tube body 413 is difficult to cool and heat the air, the heat exchange portion 4132 of the flat tube body 413 is the main heat exchange location, and the cavity 441 and the housing cavity 4431 are partially blocked by the fin 6, so that the air entering the housing cavity 4431 is reduced, and the heat exchange efficiency of the air is improved.

[0081] Specifically, refer to Fig.14 , Fig.15 as well as Fig.16 , along the longitudinal direction X1, the accommodating portion 443 and the water receiving portion 442 are respectively located on both sides of the shell 44. When in normal use, the water receiving portion 442 is located directly below the shell 44. The fin 6 includes a first fin 616 and a second fin 626. The first fin 616 and the second fin 626 are both located between two adjacent flat tubes 413. The first fin 616 is at least partially located at the connection between the accommodating cavity 4431 and the cavity 441, and the second fin 626 is at least partially located at the connection between the water receiving groove 4421 and the cavity 441. Along the longitudinal direction X1, there is a spacing between the first fin 616 and the second fin 626. The second fin 626 is at least partially located at the connection between the water receiving groove 4421 and the cavity 441, which can reduce the air entering the water receiving groove 4421 and improve the heat exchange efficiency of the air.

[0082] In some embodiments, reference Fig.14 , Fig.15 as well as Fig.16 The first manifold 414 has a heat exchange inlet 411 and a heat exchange outlet 412. The thermal management device includes a blocking portion 416. The blocking portion 416 is located in the channel inside the first manifold 414. The blocking portion 416 is connected to the first manifold 414. The blocking portion 416 is located between the heat exchange inlet 411 and the heat exchange outlet 412. The flow channel plate 1 has a second heat exchange flow channel 36. The heat exchange inlet 411 is connected to the first heat exchange flow channel 35, and the heat exchange outlet 412 is connected to the second heat exchange flow channel 36.

[0083] Specifically, refer to Fig.14 , Fig.15 as well as Fig.16The thermal management device includes a first connection part 45, a second connection part 451 and a base part 452, the base part 452 has a first channel 4521 and a second channel 4522, the base part 452 is connected to the flow channel plate 1, the channel in the first connection part 45 is connected to the heat exchange inlet 411, the first connection part 45 is at least partially embedded in the base part 452, the channel in the first connection part 45 is connected to the first channel 4521, the first channel 4521 is connected to the first heat exchange flow channel 35, the channel in the second connection part 451 is connected to the heat exchange outlet 412, the second connection part 451 is at least partially embedded in the base part 452, the channel in the second connection part 451 is connected to the second channel 4522, and the second channel 4522 is connected to the second heat exchange flow channel 36. The first connection portion 45 and the second connection portion 451 both extend along the thickness direction Z1 of the flow channel plate 1; along the thickness direction Z1 of the flow channel plate 1, the base portion 452 is located on one side of the first collecting pipe 414, and along the longitudinal direction X1, the first connection portion 45, the second connection portion 451 and the base portion 452 are located on one side of the outer shell portion 44.

[0084] In some embodiments, reference Fig.12 as well as Fig.18 , the flow channel plate 1 has a second heat exchange flow channel 36, the evaporation tube 41 is connected to the second heat exchange flow channel 36, the flow channel plate 1 has a fluid outlet 14, and the second heat exchange flow channel 36 is connected to the fluid outlet 14. Specifically, the thermal management device includes a liquid storage tank 11, the liquid storage tank 11 has a first connecting port 81 and a second connecting port 82, the flow channel plate 1 has a flow channel 13, the second connecting port 82 is connected to the flow channel 13, and the flow channel 13 is directly or indirectly connected to the first heat exchange flow channel 35; along the longitudinal direction X1, at least one of the first connecting port 81 and the second connecting port 82 is located on one side of the liquid storage tank 11.

[0085] Specifically, refer to Fig.14 as well as Fig.15 The dehumidification evaporator 4 includes a fan 43 , and an air outlet or an air inlet of the fan 43 is connected to the air duct 42 .

[0086] In some embodiments, reference Fig.12 as well as Fig.18, the thermal management device includes a valve component 2 and a liquid storage tank 11, the valve component 2 and the liquid storage tank 11 are both connected to the flow channel plate 1, and the liquid storage tank 11 and the dehumidification evaporator 4 are both located on the same side of the valve component 2. Along the longitudinal direction X1, the liquid storage tank 11 and the dehumidification evaporator 4 are both located on the same side of the valve component 2. Specifically, the valve component 2, the dehumidification evaporator 4 and the liquid storage tank 11 are at least partially located on the same side of the flow channel plate 1; the high-temperature and high-pressure fluid of the compressor 92 first enters the valve component 2, and by arranging the dehumidification evaporator 4 and the liquid storage tank 11 on the same side of the valve component 2, the ineffective heat exchange between the dehumidification evaporator 4 and the valve component 2, and between the liquid storage tank 11 and the valve component 2 can be reduced. Along the thickness direction Z1 of the flow channel plate 1, the valve component 2, the dehumidification evaporator 4 and the liquid storage tank 11 are at least partially located on the same side of the flow channel plate 1. Along the thickness direction Z1 of the flow channel plate 1, the circulation flow channel 13, the first branch flow channel 33, the second branch flow channel 34, the first heat exchange flow channel 35 and the second heat exchange flow channel 36 are all located on the same side of the valve component 2. Specifically, the second plate portion 18 has the circulation flow channel 13, the first branch flow channel 33, the second branch flow channel 34, the first heat exchange flow channel 35 and the second heat exchange flow channel 36.

[0087] In some embodiments, reference Fig.12 as well as Fig.18 The thermal management device includes an evaporator 3, which is connected to the flow channel plate 1. The evaporator 3, the dehumidification evaporator 4, and the liquid storage tank 11 are all located on the same side of the valve component 2. Specifically, along the longitudinal direction X1, the evaporator 3, the dehumidification evaporator 4, and the liquid storage tank 11 are all located on the same side of the valve component 2. Along the longitudinal direction X1, the connection block 8 is closer to the valve component 2 than the liquid storage tank 11.

[0088] In some embodiments, reference Fig.12 as well as Fig.18 The evaporator 3 is located between the dehumidification evaporator 4 and the liquid storage tank 11, and the liquid storage tank 11 is closer to the valve component 2 than the dehumidification evaporator 4. By making the liquid storage tank 11 closer to the valve component 2 than the dehumidification evaporator 4, the pipeline connection between the liquid storage tank 11 and the valve component 2 is convenient.

[0089] In some embodiments, reference Fig.19 as well as Fig. 20, the evaporator 3 is located between the dehumidification evaporator 4 and the liquid storage tank 11, and the dehumidification evaporator 4 is closer to the valve component 2 than the liquid storage tank 11. Alternatively, the dehumidification evaporator 4 is located between the evaporator 3 and the liquid storage tank 11, and the evaporator 3 is closer to the valve component 2 than the liquid storage tank 11, which can shorten the length of the first heat exchange channel 35 between the dehumidification evaporator 4 and the valve component 2 and reduce the flow resistance between the dehumidification evaporator 4 and the valve component 2. Alternatively, the dehumidification evaporator 4 is located between the evaporator 3 and the liquid storage tank 11, and the liquid storage tank 11 is closer to the valve component 2 than the evaporator 3, which can shorten the length of the first heat exchange channel 35 between the dehumidification evaporator 4 and the valve component 2 and facilitate the pipeline connection between the liquid storage tank 11 and the valve component 2.

[0090] In some embodiments, reference Fig.12 as well as Fig.18 , define a longitudinal direction X1, the liquid storage tank 11 extends along the longitudinal direction X1, along the longitudinal direction X1, the dehumidification evaporator 4, the evaporator 3 and the liquid storage tank 11 are all located on the same side of the valve component 2, define a transverse direction Y1, the transverse direction Y1 is perpendicular to the longitudinal direction X1, the evaporator 3, the dehumidification evaporator 4 and the liquid storage tank 11 are distributed along the transverse direction Y1.

[0091] In some embodiments, reference Fig.12 as well as Fig.18 , the evaporator 3 is located between the dehumidification evaporator 4 and the liquid storage tank 11. Specifically, along the transverse direction Y1, the evaporator 3 is located between the dehumidification evaporator 4 and the liquid storage tank 11.

[0092] In some embodiments, reference Fig.12 as well as Fig.18 , along the longitudinal direction X1, the first flow channel 211 is located at one side of the first communication port 81. In some embodiments, along the longitudinal direction X1, the second flow channel 212 is located at one side of the heat exchange inlet 31. In some embodiments, a transverse direction Y1 is defined, the transverse direction Y1 is perpendicular to the longitudinal direction X1, and the first flow channel 211, the second flow channel 212 and the third flow channel 213 are distributed along the transverse direction Y1. In some embodiments, along the transverse direction Y1, the third flow channel 213 is located between the evaporator 3 and the dehumidification evaporator 4.

[0093] In some embodiments, reference Fig.12 as well as Fig.18 , the flow channel plate 1 has a first blocking groove 7 and a second blocking groove 71, and the flow channel 13 at least partially, the second branch flow channel 34 at least partially, and the first branch flow channel 33 at least partially surround the first blocking groove 7. Specifically, the first branch flow channel 33 at least partially, the second branch flow channel 34 at least partially, the third branch flow channel at least partially, and the second heat exchange flow channel 36 at least partially surround the second blocking groove 71.

[0094] Further, refer to Fig.12 as well as Fig.18 , along the thickness direction Z1 of the flow channel plate 1, the first blocking groove 7 and the second blocking groove 71 both penetrate the flow channel plate 1. The second blocking groove 71 includes a first sub-blocking groove 711 and a second sub-blocking groove 712, and the first sub-blocking groove 711 and the second sub-blocking groove 712 are both at least partially surrounded by the first branch flow channel 33, at least partially the second branch flow channel 34, at least partially the third branch flow channel, and at least partially the second heat exchange flow channel 36. Along the longitudinal direction X1, the first sub-blocking groove 711 is located on one side of the second sub-blocking groove 712.

[0095] In some embodiments, reference Fig.12 as well as Fig.18 The flow channel plate 1 has a third blocking groove 72, and the third blocking groove 72 is arranged to penetrate the flow channel plate 1 along the thickness direction Z1 of the flow channel plate 1. The third blocking groove 72 is located between the flow channel 13 and the hollow groove 181, further reducing the ineffective heat exchange between the valve component 2 and the flow channel 13, saving energy and reducing weight while being environmentally friendly.

[0096] The present application also discloses a thermal management system, including a first circuit 9 and a second circuit 91. The first circuit 9 is provided with a compressor 92, a first sub-valve component 221, a second valve component 23, a condenser 93, a liquid storage tank 11 and an evaporator 3. The evaporator 3 has a first heat exchange channel 37 and a first fluid channel 38. The first heat exchange channel 37 and the first fluid channel 38 are blocked. The first heat exchange channel 37 and the first fluid channel 38 exchange heat. The inlet of the condenser 93 is connected to the outlet of the compressor 92. The first sub-valve component 221 is connected between the inlet of the condenser 93 and the outlet of the compressor 92. The outlet of the condenser 93 is connected to the inlet of the liquid storage tank 11. The outlet of the liquid storage tank 11 is connected to the inlet of the first heat exchange channel 37. The outlet of the first heat exchange channel 37 is connected to the inlet of the compressor 92. The second valve component 23 is connected between the outlet of the liquid storage tank 11 and the inlet of the first heat exchange channel 37.

[0097] The second circuit 91 is provided with a first pump 911 and a first heat exchange part 912. The first heat exchange part 912 exchanges heat with energy storage components such as batteries. The second circuit 91 has a first fluid flow channel 38. The outlet of the first pump 911 is connected to the inlet of the first fluid flow channel 38, the outlet of the first fluid flow channel 38 is connected to the inlet of the first heat exchange part 912, and the outlet of the first heat exchange part 912 is connected to the inlet of the first pump 911.

[0098] In some embodiments, the thermal management system includes a first branch 94, which is connected in parallel with the condenser 93, the inlet of the first branch 94 is connected between the outlet of the compressor 92 and the first sub-valve component 221, the outlet of the first branch 94 is connected between the outlet of the condenser 93 and the inlet of the liquid storage tank 11, and the first branch 94 is provided with a second sub-valve component 222 and a heat recovery module 941.

[0099] In some embodiments, the heat recovery module 941 includes a second heat exchange part 942 and a third loop 943, the second heat exchange part 942 has a second heat exchange channel 9421 and a second fluid channel 9422, the second heat exchange channel 9421 and the second fluid channel 9422 are blocked, the second heat exchange channel 9421 and the second fluid channel 9422 exchange heat, the first branch 94 has a second heat exchange channel 9421, the second sub-valve component 222 is connected between the inlet of the first branch 94 and the inlet of the second heat exchange channel 9421, the third loop 943 has a second fluid channel 9422, the third loop 943 is provided with a second pump 9431 and a water tank 9432, the outlet of the second pump 9431 is connected to the inlet of the second fluid channel 9422, the outlet of the second fluid channel 9422 is connected to the inlet of the water tank 9432, and the outlet of the water tank 9432 is connected to the inlet of the second pump 9431.

[0100] In some embodiments, the thermal management system includes a second branch 95, which is connected in parallel with the first branch 94 and the condenser 93, the inlet of the second branch 95 is connected between the outlet of the compressor 92 and the first sub-valve component 221, and the outlet of the second branch 95 is connected between the outlet of the condenser 93 and the inlet of the liquid storage tank 11.

[0101] The second branch 95 is provided with a third sub-valve component 223 and a phase change heat exchanger 951. The phase change heat exchanger 951 has a third heat exchange channel 952 and a third fluid channel 953. The third heat exchange channel 952 and the third fluid channel 953 are blocked. The third heat exchange channel 952 exchanges heat with the third fluid channel 953. The second branch 95 has a third heat exchange channel 952. The third sub-valve component 223 is connected between the inlet of the second branch 95 and the inlet of the third heat exchange channel 952.

[0102] The inlet of the third fluid flow channel 953 is connected between the inlet of the first fluid flow channel 38 and the outlet of the first pump 911, the outlet of the third fluid flow channel 953 is connected between the outlet of the first fluid flow channel 38 and the inlet of the first heat exchange part 912, and a three-way valve 96 is provided at the connection point between the inlet of the third fluid flow channel 953 and the second circuit 91. The three-way valve 96 is used to control the connection state between the third fluid flow channel 953 and the second circuit 91.

[0103] In some embodiments, the thermal management system includes a third branch 97, which is connected in parallel with the evaporator 3, the inlet of the third branch 97 is connected between the outlet of the liquid storage tank 11 and the inlet of the second valve component 23, the outlet of the third branch 97 is connected between the first heat exchange channel 37 and the inlet of the compressor 92, and the third branch 97 is provided with a third valve component 24 and a dehumidification evaporator 4.

[0104] The above implementation modes are only used to illustrate the present application and are not intended to limit the technical solutions described in the present application. The understanding of the present application should be based on the technical personnel in the relevant technical field. Although the present application has been described in detail in this specification with reference to the above implementation modes, ordinary technical personnel in the field should understand that the technical personnel in the relevant technical field can still modify or make equivalent substitutions to the present application, and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present application should be included in the scope of the claims of the present application.

Claims

1. A thermal management device, characterized in that: It includes a flow channel plate and a dehumidification evaporator, the dehumidification evaporator is connected to the flow channel plate, the dehumidification evaporator includes an evaporation tube, the dehumidification evaporator has an air duct, the air duct is connected to the outside of the dehumidification evaporator, and the evaporation tube is at least partially exposed to the air duct; The thermal management device comprises a valve component and a liquid storage tank, wherein the valve component and the liquid storage tank are both connected to the flow channel plate, and the liquid storage tank and the dehumidification evaporator are both located on the same side of the valve component.

2. The thermal management device according to claim 1, characterized in that: The thermal management device comprises an evaporator, the evaporator is connected to the flow channel plate, and the evaporator, the dehumidification evaporator and the liquid storage tank are all located on the same side of the valve component; The valve component, the dehumidification evaporator and the liquid storage tank are at least partially located on the same side of the flow channel plate; the valve component, the dehumidification evaporator, the evaporator and the liquid storage tank are at least partially located on the same side of the flow channel plate; the evaporation tube can be connected to the outlet of the condenser, the outlet of the valve component can be connected to the inlet of the condenser, and the inlet of the liquid storage tank can be connected to the outlet of the condenser.

3. The thermal management device according to claim 2, characterized in that: The evaporator is located between the dehumidification evaporator and the liquid storage tank, and the liquid storage tank is closer to the valve component than the dehumidification evaporator; or the evaporator is located between the dehumidification evaporator and the liquid storage tank, and the dehumidification evaporator is closer to the valve component than the liquid storage tank; or the dehumidification evaporator is located between the evaporator and the liquid storage tank, and the evaporator is closer to the valve component than the liquid storage tank; Alternatively, the dehumidification evaporator is located between the evaporator and the liquid storage tank, and the liquid storage tank is closer to the valve component than to the evaporator.

4. The thermal management device according to claim 2 or 3, characterized in that: A longitudinal direction is defined, and the liquid storage tank extends along the longitudinal direction. Along the longitudinal direction, the dehumidification evaporator, the evaporator and the liquid storage tank are all located on the same side of the valve component. A transverse direction is defined, and the transverse direction is perpendicular to the longitudinal direction. The evaporator, the dehumidification evaporator and the liquid storage tank are distributed along the transverse direction.

5. The thermal management device according to claim 2, characterized in that: The dehumidification evaporator comprises an evaporation tube, the dehumidification evaporator has an air duct, the evaporation tube is at least partially exposed to the air duct, the flow channel plate has a first heat exchange flow channel, the evaporation tube has an evaporation flow channel, and the evaporation flow channel is connected to the first heat exchange flow channel; the dehumidification evaporator comprises a fan, and the air outlet or air inlet of the fan is connected to the air duct; The flow channel plate has a second heat exchange flow channel, the evaporator tube has a heat exchange inlet and a heat exchange outlet, the first heat exchange flow channel is connected to the heat exchange inlet, and the second heat exchange flow channel is connected to the heat exchange outlet.

6. The thermal management device according to claim 5, characterized in that: The evaporator is located between the dehumidification evaporator and the liquid storage tank; The valve component includes a mounting portion, a first valve component, a second valve component and a third valve component. The mounting portion is connected to the flow channel plate. The mounting portion has a first flow channel, a second flow channel and a third flow channel. The first valve component is at least partially located in the first flow channel, the second valve component is at least partially located in the second flow channel, and the third valve component is at least partially located in the third flow channel; the first flow channel has a first outlet, the liquid storage tank has a first connecting port, and the first connecting port can be connected to the first outlet; the evaporator has a heat exchange inlet, and the heat exchange inlet is connected to the second flow channel; the first heat exchange flow channel is connected to the third flow channel.

7. The thermal management device according to claim 6, characterized in that: A longitudinal direction is defined, the liquid storage tank extends along the longitudinal direction, along the longitudinal direction, the first flow channel is located on one side of the first connecting port, along the longitudinal direction, the second flow channel is located on one side of the heat exchange inlet, a transverse direction is defined, the transverse direction is perpendicular to the longitudinal direction, the first flow channel, the second flow channel and the third flow channel are distributed along the transverse direction; along the transverse direction, the third flow channel is located between the evaporator and the dehumidification evaporator.

8. The thermal management device according to claim 6, characterized in that: The first flow channel has a first inlet, the flow channel plate has a fluid outlet, the fluid outlet is in communication with the second heat exchange flow channel, and the first inlet and the fluid outlet can be in communication with the inlet and outlet of the compressor respectively; The flow channel plate has a flow channel, the liquid storage tank has a second communication port, the second communication port is communicated with the flow channel, the second flow channel is communicated with the flow channel, and the third flow channel is communicated with the flow channel.

9. The thermal management device according to claim 8, characterized in that: The third flow channel has a third outlet and a third inlet, the third inlet is communicated with the circulation flow channel, and the third outlet is communicated with the first heat exchange flow channel; The flow channel plate has a first branch flow channel and a second branch flow channel, the evaporator has a heat exchange inlet and a heat exchange outlet, the second flow channel has a second inlet and a second outlet, the second inlet is connected to the circulation flow channel, the second outlet is connected to the first branch flow channel, the heat exchange inlet is connected to the first branch flow channel, the heat exchange outlet is connected to the second branch flow channel, and the fluid outlet is connected to the second branch flow channel.

10. The thermal management device according to claim 9, characterized in that: The flow channel plate has a first blocking groove and a second blocking groove, the flow channel at least partially, the second branch channel at least partially and the first branch channel at least partially surround the first blocking groove, and the first branch channel at least partially, the second branch channel at least partially, the second branch channel at least partially and the second heat exchange channel at least partially surround the second blocking groove; Along the thickness direction of the flow channel plate, both the first blocking groove and the second blocking groove penetrate the flow channel plate.

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