Thermal management device and vehicle

Abstract

The present application relates to the technical field of vehicles, and discloses a heat management device and a vehicle, the heat management device comprising an integrated box and a heat management system, when the battery needs to be cooled, the first interface and the second interface of the first valve are communicated, the first interface and the second interface of the second valve are communicated, at this time, the first radiator, the first liquid pump and the battery form a circulation loop, thereby realizing cooling of the battery; when the motor needs to be cooled, the first interface and the third interface of the first valve are communicated, the first interface and the third interface of the second valve are communicated, at this time, the first radiator, the first liquid pump and the motor form a circulation loop, thereby realizing cooling of the motor; through adjustment of the first valve and the second valve, the first radiator can cool both the battery and the motor, the number of parts is reduced, the first liquid pump, the second liquid pump, the first valve and the second valve are arranged in the integrated cavity, the space in the cabin is saved, and later maintenance is facilitated.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of vehicles, in particular to a heat management device and a vehicle. BACKGROUND

[0002] A hybrid vehicle refers to a vehicle whose driving system is composed of two or more single driving systems that can operate simultaneously. The driving power of the vehicle is provided by the single driving systems alone or jointly according to the actual driving state of the vehicle. The fuel consumption and driving experience of a hybrid vehicle have greater advantages compared to a traditional vehicle. Therefore, hybrid vehicles have developed rapidly.

[0003] Compared with a traditional fuel vehicle, the existing hybrid vehicle has more components, such as an engine, a battery controller, and a motor. Therefore, the components of the heat management system also increase. In addition, the heat management system is usually directly arranged in the engine compartment, thereby causing the waste of space in the engine compartment, the clutter in the engine compartment, and the inconvenience of maintenance.

[0004] Therefore, there is an urgent need for a heat management device and a vehicle to solve the above problems. SUMMARY

[0005] The present application aims to provide a heat management device and a vehicle to solve the problems of the related art, i.e., the heat management system of a hybrid vehicle has many components, and the heat management system is directly arranged in the engine compartment, thereby causing the waste of space in the engine compartment, the clutter in the engine compartment, and the inconvenience of maintenance.

[0006] In one aspect, the present application provides a heat management device, which comprises:

[0007] an integrated box, wherein the integrated box is provided with an integrated cavity;

[0008] a heat management system, comprising:

[0009] a first heat management sub-system, comprising a first radiator, a first liquid pump, a first valve, and a second valve, wherein the liquid outlet of the first radiator is in communication with the liquid inlet of the first liquid pump, the liquid outlet of the first liquid pump is in communication with the first interface of the first valve, the second interface and the third interface of the first valve are in communication with the cooling liquid inlet of a battery and the cooling liquid inlet of a motor respectively, the first interface of the second valve is in communication with the liquid inlet of the first radiator, the second interface and the third interface of the second valve are in communication with the cooling liquid outlet of the battery and the cooling liquid outlet of the motor respectively, and the first liquid pump, the first valve, and the second valve are arranged in the integrated cavity, and the first radiator is arranged to be fixed to a vehicle body;

[0010] A second thermal management sub-system includes a second radiator and a second liquid pump, a liquid outlet of the second radiator is communicated with a liquid inlet of the second liquid pump, a liquid outlet of the second liquid pump is used for being communicated with a cooling liquid inlet of the engine, a liquid inlet of the second radiator is used for being communicated with a cooling liquid outlet of the engine, the second radiator is arranged on the vehicle body, and the second liquid pump is arranged in the integrated cavity.

[0011] As a preferred technical solution of the thermal management device, the second thermal management sub-system further includes a third valve, an electric heating element, a third liquid pump, a fourth valve and a heater core, a first interface of the third valve is used for being communicated with the cooling liquid outlet of the engine, a second interface of the third valve is communicated with a liquid inlet of the heater core, a liquid outlet of the heater core is communicated with a liquid inlet of the first liquid pump, a liquid outlet of the electric heating element is communicated with a third interface of the third valve, a liquid inlet of the electric heating element is communicated with a liquid outlet of the third liquid pump, a liquid inlet of the third liquid pump is communicated with a pipeline between the heater core and the first liquid pump, the fourth valve adjusts an opening degree of the liquid inlet of the heater core, the third valve, the third liquid pump and the fourth valve are arranged in the integrated cavity, the electric heating element is arranged above the integrated box, and the heater core is used for heating the passenger cabin.

[0012] As a preferred technical solution of the thermal management device, the second thermal management sub-system further includes a heater and a fourth liquid pump, a first medium outlet of the heater is communicated with a liquid inlet of the fourth liquid pump, a liquid outlet of the fourth liquid pump is communicated with a second interface of the second valve, a first medium inlet of the heater is used for being communicated with a cooling liquid outlet of the battery, a second medium inlet of the heater is communicated with a second interface of the third valve, a second medium outlet of the heater is respectively communicated with a liquid inlet of the second liquid pump and a liquid inlet of the third liquid pump, a fourth interface of the first valve and a fourth interface of the second valve are communicated, and the heater and the fourth liquid pump are arranged in the integrated cavity.

[0013] As a preferred technical solution of the thermal management device, the second thermal management sub-system further includes a third thermal management sub-system including a refrigeration module and a cooler, a first medium inlet of the cooler is communicated with a fourth interface of the first valve, a first medium outlet of the cooler is communicated with a fourth interface of the second valve, a liquid outlet of the refrigeration module is communicated with a second medium inlet of the cooler, a liquid inlet of the refrigeration module is communicated with a second medium outlet of the cooler, and the refrigeration module and the cooler are arranged in the integrated cavity.

[0014] As a preferred technical scheme of the heat management device, the refrigeration module comprises a compressor, a condenser and a first expansion valve, a liquid outlet of the compressor is communicated with a first medium inlet of the condenser, a first medium outlet of the condenser is communicated with an inlet of the first expansion valve, an outlet of the first expansion valve is communicated with a second medium inlet of the cooler, and a second medium outlet of the cooler is communicated with a liquid inlet of the compressor.

[0015] As a preferred technical scheme of the heat management device, the third heat management sub-system further comprises an evaporator and a second expansion valve, a liquid inlet of the second expansion valve is communicated with a liquid outlet of the condenser, a liquid outlet of the second expansion valve is communicated with a liquid inlet of the evaporator, a liquid outlet of the evaporator is communicated with a liquid inlet of the compressor, and the second expansion valve is arranged in the integrated cavity, and the evaporator is used for refrigerating the passenger cabin.

[0016] As a preferred technical scheme of the heat management device, the first heat management sub-system further comprises a fifth valve, a liquid outlet of the first liquid pump is communicated with a second medium inlet of the condenser, a second medium outlet of the condenser is communicated with a first interface of the fifth valve, a second interface of the fifth valve is communicated with a first interface of the first valve, a third interface of the fifth valve is communicated with a liquid inlet of the first radiator, and the fifth valve is arranged in the integrated cavity.

[0017] As a preferred technical scheme of the heat management device, the second heat management sub-system further comprises a temperature regulator, a first interface of the temperature regulator is communicated with a liquid inlet of the second radiator, a second interface of the temperature regulator is used for being communicated with a cooling liquid outlet of the engine, a third interface of the temperature regulator is communicated with a liquid inlet of the second liquid pump, and the temperature regulator is arranged in the integrated cavity.

[0018] As a preferred technical scheme of the heat management device, the third heat management sub-system further comprises a sixth valve, a seventh valve, a fifth liquid pump and an intercooler, a liquid outlet of the first radiator is communicated with a first medium inlet of the intercooler, a first medium outlet of the intercooler is communicated with a liquid inlet of the fifth liquid pump, a liquid outlet of the fifth liquid pump is communicated with a liquid inlet of the first radiator through the sixth valve, the seventh valve is arranged on a pipeline between the first radiator and the second valve, a second medium inlet of the intercooler is communicated with an air outlet of the engine, a second medium outlet of the intercooler is communicated with an air inlet of the engine, the sixth valve, the fifth liquid pump and the intercooler are arranged on the engine, and the seventh valve is arranged in the integrated cavity.

[0019] In another aspect, the present application provides a vehicle, comprising a vehicle body and the heat management device according to any one of the above-mentioned aspects, wherein the vehicle body is provided with a machine cabin, the integrated box is arranged in the machine cabin, and the first radiator and the second radiator are sequentially stacked on the vehicle body.

[0020] The present application has the following beneficial effects:

[0021] The present application provides a heat management device and a vehicle. The heat management device comprises an integrated box and a heat management system. The integrated box is provided with an integrated cavity. The heat management system comprises a first heat management subsystem and a second heat management subsystem. The first heat management subsystem comprises a first radiator, a first liquid pump, a first valve and a second valve. The liquid outlet of the first radiator is in communication with the liquid inlet of the first liquid pump. The liquid outlet of the first liquid pump is in communication with the first interface of the first valve. The second interface and the third interface of the first valve are in communication with the cooling liquid inlet of the battery and the cooling liquid inlet of the motor, respectively. The first interface of the second valve is in communication with the liquid inlet of the first radiator. The second interface and the third interface of the second valve are in communication with the cooling liquid outlet of the battery and the cooling liquid outlet of the motor, respectively. The first liquid pump, the first valve and the second valve are arranged in the integrated cavity. The first radiator is arranged on the vehicle body. The second heat management subsystem comprises a second radiator and a second liquid pump. The liquid outlet of the second radiator is in communication with the liquid inlet of the second liquid pump. The liquid outlet of the second liquid pump is in communication with the cooling liquid inlet of the engine. The liquid inlet of the second radiator is in communication with the cooling liquid outlet of the engine. The second radiator is arranged on the vehicle body. The second liquid pump is arranged in the integrated cavity. When the battery needs to be cooled, the first interface and the second interface of the first valve are in communication, and the first interface and the second interface of the second valve are in communication. At this time, the first radiator, the first liquid pump and the battery form a circulation loop, thereby realizing the cooling of the battery. When the motor needs to be cooled, the first interface and the third interface of the first valve are in communication, and the first interface and the third interface of the second valve are in communication. At this time, the first radiator, the first liquid pump and the motor form a circulation loop, thereby realizing the cooling of the motor. When the engine needs to be cooled, the second radiator, the second liquid pump and the liquid cooling system of the engine form a circulation loop, thereby realizing the cooling of the engine. In the heat management device, the first radiator can be used to cool the battery and the motor by adjusting the first valve and the second valve. Therefore, the number of components is reduced. The first liquid pump, the second liquid pump, the first valve and the second valve are arranged in the integrated cavity. Therefore, the space in the machine cabin is saved, and the heat management device is convenient to maintain. BRIEF DESCRIPTION OF DRAWINGS

[0022] Fig. 1 FIG. 1 is a structural schematic diagram of a heat management device according to an embodiment of the present application;

[0023] Fig. 2 FIG. 2 is a connection schematic diagram of a heat management system according to an embodiment of the present application;

[0024] Fig. 3 Figure 1 is a schematic diagram of an integrated box and a heat management system according to an embodiment of the present application.

[0025] In the drawings:

[0026] 100, engine; 200, battery; 300, motor;

[0027] 1, integrated box; 11, integrated cavity;

[0028] 21, first radiator; 22, first liquid pump; 23, first valve; 24, second valve; 25, fifth valve;

[0029] 31, second radiator; 32, second liquid pump; 33, third valve; 34, electric heating element; 35, third liquid pump; 36, fourth valve; 37, heater core; 38, heater; 39, fourth liquid pump; 40, temperature regulator;

[0030] 41, compressor; 42, condenser; 43, first expansion valve; 44, cooler; 45, evaporator; 46, second expansion valve; 47, sixth valve; 48, seventh valve; 49, fifth liquid pump; 50, intercooler;

[0031] 5, fan. DETAILED DESCRIPTION

[0032] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0033] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Among them, the terms "first position" and "second position" are two different positions, and moreover, the "above", "above" and "above" of the first feature on the second feature include the first feature above and obliquely above the second feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The "below", "below" and "below" of the first feature on the second feature include the first feature below and obliquely below the second feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0034] In the description of the present application, it is necessary to point out that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0035] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the present application, and cannot be understood as a limitation of the present application.

[0036] As Figs. 1-3As shown, the embodiment provides a heat management device, which comprises an integrated box 1 and a heat management system, the integrated box 1 is provided with an integrated cavity 11; the heat management system comprises a first heat management subsystem and a second heat management subsystem, the first heat management subsystem comprises a first radiator 21, a first liquid pump 22, a first valve 23 and a second valve 24, the liquid outlet of the first radiator 21 is communicated with the liquid inlet of the first liquid pump 22, the liquid outlet of the first liquid pump 22 is communicated with the first interface of the first valve 23, the second interface and the third interface of the first valve 23 are respectively communicated with the cooling liquid inlet of the battery 200 and the cooling liquid inlet of the motor 300, the first interface of the second valve 24 is communicated with the liquid inlet of the first radiator 21, the second interface and the third interface of the second valve 24 are respectively communicated with the cooling liquid outlet of the battery 200 and the cooling liquid outlet of the motor 300, the first liquid pump 22, the first valve 23 and the second valve 24 are all arranged in the integrated cavity 11, and the first radiator 21 is used to be fixedly arranged on the vehicle body; the second heat management subsystem comprises a second radiator 31 and a second liquid pump 32, the liquid outlet of the second radiator 31 is communicated with the liquid inlet of the second liquid pump 32, the liquid outlet of the second liquid pump 32 is used to be communicated with the cooling liquid inlet of the engine 100, the liquid inlet of the second radiator 31 is used to be communicated with the cooling liquid outlet of the engine 100, the second radiator 31 is arranged on the vehicle body, and the second liquid pump 32 is arranged in the integrated cavity 11. When the battery 200 needs to be cooled, the first interface and the second interface of the first valve 23 are communicated, and the first interface and the second interface of the second valve 24 are communicated, at this time, the first radiator 21, the first liquid pump 22 and the battery 200 form a circulating loop, and then the cooling of the battery 200 is realized; when the motor 300 needs to be cooled, the first interface and the third interface of the first valve 23 are communicated, and the first interface and the third interface of the second valve 24 are communicated, at this time, the first radiator 21, the first liquid pump 22 and the motor 300 form a circulating loop, and then the cooling of the motor 300 is realized; when the engine 100 needs to be cooled, the second radiator 31, the second liquid pump and the liquid cooling system of the engine 100 form a circulating loop, and then the cooling of the engine 100 is realized; in the heat management device, through the adjustment of the first valve 23 and the second valve 24, the first radiator 21 can not only cool the battery 200, but also cool the motor 300, so that the number of parts is reduced, at the same time, the first liquid pump 22, the second liquid pump 32, the first valve 23 and the second valve 24 are all arranged in the integrated cavity 11, not only the space in the engine room is saved, but also the maintenance of the heat management device is facilitated.

[0037] Optionally, the second thermal management sub-system further comprises a third valve 33, an electric heating element 34, a third liquid pump 35, a fourth valve 36 and a warm air core 37, the first interface of the third valve 33 is configured to communicate with the cooling liquid outlet of the engine 100, the second interface of the third valve 33 communicates with the liquid inlet of the warm air core 37, the liquid outlet of the warm air core 37 communicates with the liquid inlet of the first liquid pump 22, the liquid outlet of the electric heating element 34 communicates with the third interface of the third valve 33, the liquid inlet of the electric heating element 34 communicates with the liquid outlet of the third liquid pump 35, the liquid inlet of the third liquid pump 35 communicates with the pipeline between the warm air core 37 and the first liquid pump 22, the fourth valve 36 adjusts the opening degree of the liquid inlet of the warm air core 37, the third valve 33, the third liquid pump 35 and the fourth valve 36 are arranged in the integrated cavity 11, the electric heating element 34 is arranged above the integrated box 1, and the warm air core 37 is configured to heat the passenger cabin. In this embodiment, when the passenger cabin needs to be heated, if the engine 100 is in a working state at this time, the first interface and the second interface of the third valve 33 are communicated, and the fourth valve 36 is opened, at this time, the liquid cooling system of the engine 100, the warm air core 37 and the first liquid pump 22 form a circulation loop, at this time, the cooling liquid carrying the heat of the engine 100 flows through the third valve 33 and the fourth valve 36, and finally enters the warm air core 37, and the cooling liquid flowing out of the warm air core 37 reflows to the liquid inlet end of the first liquid pump 22. In this process, the warm air core 37 releases the heat in the cooling liquid to the passenger cabin. If the engine 100 is in a shutdown state, the second interface and the third interface of the third valve 33 are communicated, and the fourth valve 36 is opened, at this time, the electric heating element 34, the warm air core 37 and the third liquid pump 35 form a circulation loop, at this time, the electric heating element 38 heats the cooling liquid, the cooling liquid carrying the heat flows through the third valve 33 and the fourth valve 36, and finally enters the warm air core 37, and the cooling liquid flowing out of the warm air core 37 reflows to the liquid inlet end of the third liquid pump 35. In this process, the warm air core 37 releases the heat in the cooling liquid to the passenger cabin. The third valve 33, the third liquid pump 35 and the fourth valve 36 are arranged in the integrated cavity 11, which can further improve the neatness in the cabin and facilitate the maintenance of the thermal management device by the staff later. The electric heating element 34 releases a large amount of heat when working, and the electric heating element 34 is arranged above the integrated box 1 to prevent the influence of the electric heating element 34 on other components.

[0038] Optionally, the second thermal management sub-system further comprises a heater 38 and a fourth liquid pump 39, a first medium outlet of the heater 38 is communicated with a liquid inlet of the fourth liquid pump 39, a liquid outlet of the fourth liquid pump 39 is communicated with the second interface of the second valve 24, the first medium inlet of the heater 38 is used to be communicated with a cooling liquid outlet of the battery 200, the second medium inlet of the heater 38 is communicated with the second interface of the third valve 33, the second medium outlet of the heater 38 is respectively communicated with the liquid inlet of the second liquid pump 32 and the liquid inlet of the third liquid pump 35, the fourth interface of the first valve 23 and the fourth interface of the second valve 24 are communicated, the heater 38 and the fourth liquid pump 39 are arranged in the integrated cavity 11. In this embodiment, when the electric heating element 34 or the engine 100 works, heat can be provided for the heater 38, at this time, the second interface and the fourth interface of the first valve 23 are communicated, the second interface and the fourth interface of the second valve 24 are communicated, and then the battery 200 and the heater 38 can form a circulating loop, and then the heating of the battery 200 can be realized. The heater 38 and the fourth liquid pump 39 are arranged in the integrated cavity 11. This arrangement can further improve the neatness in the cabin and is beneficial to the maintenance of the thermal management device by the staff later.

[0039] Optionally, the thermal management device further comprises a third thermal management sub-system, comprising a refrigeration module and a cooler 44, a first medium inlet of the cooler 44 is communicated with the fourth interface of the first valve 23, a first medium outlet of the cooler 44 is communicated with the fourth interface of the second valve 24, a liquid outlet of the refrigeration module is communicated with a second medium inlet of the cooler 44, a liquid inlet of the refrigeration module is communicated with a second medium outlet of the cooler 44, the refrigeration module and the cooler 44 are arranged in the integrated cavity 11. In this embodiment, when the battery 200 needs to be refrigerated, the second interface and the fourth interface of the first valve 23 are communicated, the second interface and the fourth interface of the second valve 24 are communicated, and then the battery 200, the heater 38 and the cooler 44 can form a circulating loop, at this time, the heater 38 does not work, the refrigeration module sends the cooled cooling liquid to the cooler 44, and then the cooling of the battery 200 is realized, when the motor 300 needs to be cooled, the third interface and the fourth interface of the first valve 23 are communicated, the third interface and the fourth interface of the second valve 24 are communicated. The refrigeration module and the cooler 44 are arranged in the integrated cavity 11. This arrangement can further improve the neatness in the cabin and is beneficial to the maintenance of the thermal management device by the staff later.

[0040] Optionally, the refrigeration module comprises a compressor 41, a condenser 42 and a first expansion valve 43, the outlet of the compressor 41 is communicated with the first medium inlet of the condenser 42, the first medium outlet of the condenser 42 is communicated with the inlet of the first expansion valve 43, the outlet of the first expansion valve 43 is communicated with the second medium inlet of the cooler 44, and the second medium outlet of the cooler 44 is communicated with the inlet of the compressor 41. In this embodiment, the first expansion valve 43 can adjust the amount of medium entering the cooler 44, thereby adjusting the refrigeration effect of the cooler 44.

[0041] Optionally, the third thermal management sub-system further comprises an evaporator 45 and a second expansion valve 46, the inlet of the second expansion valve 46 is communicated with the outlet of the condenser 42, the outlet of the second expansion valve 46 is communicated with the inlet of the evaporator 45, the outlet of the evaporator 45 is communicated with the inlet of the compressor 41, and the second expansion valve 46 is arranged in the integrated cavity 11. The evaporator 45 is used to cool the passenger compartment. In this embodiment, the compressor 41, the condenser 42, the second expansion valve 46 and the evaporator 45 form a circulation loop, so that the evaporator 45 can absorb heat from the outside to cool the passenger compartment.

[0042] Optionally, the first thermal management sub-system further comprises a fifth valve 25, the outlet of the first liquid pump 22 is communicated with the second medium inlet of the condenser 42, the second medium outlet of the condenser 42 is communicated with the first interface of the fifth valve 25, the second interface of the fifth valve 25 is communicated with the first interface of the first valve 23, the third interface of the fifth valve 25 is communicated with the inlet of the first radiator 21, and the fifth valve 25 is arranged in the integrated cavity 11. In this embodiment, when only the first radiator 21 is needed to dissipate heat for the battery 200 and / or the motor 300, the first interface and the second interface of the fifth valve 25 are communicated. When only the condenser 42 needs to be cooled, the first interface and the third interface of the fifth valve 25 are communicated, so that the first radiator 21, the first liquid pump 22 and the condenser 42 form a circulating liquid path. The fifth valve 25 is arranged in the integrated cavity 11, which can further improve the neatness of the cabin and facilitate the maintenance of the thermal management device by the staff later.

[0043] Optionally, the second thermal management sub-system further comprises a temperature regulator 40, a first interface of the temperature regulator 40 is in communication with the liquid inlet of the second radiator 31, a second interface of the temperature regulator 40 is configured to be in communication with the cooling liquid outlet of the engine 100, and a third interface of the temperature regulator 40 is in communication with the liquid inlet of the second liquid pump 32, and the temperature regulator 40 is arranged in the integrated cavity 11. In this embodiment, part of the cooling liquid flowing out of the liquid outlet of the engine 100 flows through the first interface and the second interface of the temperature regulator 40 to the second radiator 31 for heat dissipation, and the cooling liquid after heat dissipation flows back to the second liquid pump 32, and the other part of the cooling liquid flows through the third interface and the second interface of the temperature regulator 40 directly to the second liquid pump 32. According to the real-time temperature of the engine 100, the temperature regulator 40 can adjust the opening degree between the first interface and the second interface of the temperature regulator 40 and the opening degree between the second interface and the third interface in real time, so that the amount of cooling liquid flowing through the first interface of the temperature regulator 40 and the amount of cooling liquid flowing through the third interface of the temperature regulator 40 are different, so that the temperature of the engine 100 remains constant. The temperature regulator 40 is arranged in the integrated cavity 11, which can further improve the neatness in the cabin and facilitate the maintenance of the thermal management device by the staff later.

[0044] Optionally, the third thermal management sub-system further comprises a sixth valve 47, a seventh valve 48, a fifth liquid pump 49 and an intercooler 50, the liquid outlet of the first radiator 21 is in communication with a first medium inlet of the intercooler 50, a first medium outlet of the intercooler 50 is in communication with a liquid inlet of the fifth liquid pump 49, a liquid outlet of the fifth liquid pump 49 is in communication with the liquid inlet of the first radiator 21 through the sixth valve 47, the seventh valve 48 is arranged on the pipeline between the first radiator 21 and the second valve 24, a second medium inlet of the intercooler 50 is in communication with the gas outlet of the engine 100, and a second medium outlet of the intercooler 50 is in communication with the gas inlet of the engine 100, the sixth valve 47, the fifth liquid pump 49 and the intercooler 50 are arranged in the engine 100, and the seventh valve 48 is arranged in the integrated cavity 11. In this embodiment, the sixth valve 47 is adjusted to make the liquid outlet of the sixth liquid pump and the liquid inlet of the first radiator 21 communicate, the sixth valve 47 is adjusted to make the pipeline between the first radiator 21 and the second valve 24 disconnected, and the fifth liquid pump 49 is started to make the first radiator 21 and the intercooler 50 form a circulating loop, the second medium inlet of the intercooler 50 is in communication with the gas outlet of the engine 100, and the second medium outlet of the intercooler 50 is in communication with the gas inlet of the engine 100, thereby realizing the cooling of the intercooled gas of the engine 100. In order to shorten the length of the pipeline, the sixth valve 47, the fifth liquid pump 49 and the intercooler 50 are arranged in the engine 100, and the seventh valve 48 is arranged in the integrated cavity 11, which can further improve the neatness in the cabin and facilitate the maintenance of the thermal management device by the staff later.

[0045] The embodiment also provides a vehicle, comprising a vehicle body and the heat management device in the above scheme, the vehicle body is provided with an engine compartment, the integrated box 1 is arranged in the engine compartment, and the first radiator 21 and the second radiator 31 are sequentially stacked on the vehicle body. In the embodiment, the fan 5 is further included, the fan 5 is arranged on the side of the second radiator 31 away from the first radiator 21, and the medium-temperature radiator 31 and the high-temperature radiator 11 share one fan 4 for heat dissipation, so that the number of parts of the heat management system is saved, and the occupied space is reduced.

[0046] Obviously, the above embodiments of the present application are merely exemplary and are not intended to limit the embodiments of the present application. Based on the above description, other different forms of changes or variations can be made by those of ordinary skill in the art. All the embodiments are not required to be enumerated here. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.

Claims

1. A thermal management device, characterized by, The utility model relates to a kind of integrated box and heat management system, including: Integrated box (1), the integrated box (1) is provided with integrated cavity (11); Heat management system, including: First heat management branch system, including first radiator (21), first liquid pump (22), first valve (23) and second valve (24), the liquid outlet of the first radiator (21) is communicated with the liquid inlet of the first liquid pump (22), the liquid outlet of the first liquid pump (22) is communicated with the first interface of the first valve (23), the second interface and third interface of the first valve (23) are communicated with the cooling liquid inlet of battery (200) and the cooling liquid inlet of motor (300) respectively, the first interface of the second valve (24) is communicated with the liquid inlet of the first radiator (21), the second interface and third interface of the second valve (24) are communicated with the cooling liquid outlet of the battery (200) and the cooling liquid outlet of the motor (300) respectively, the first liquid pump (22), the first valve (23) and the second valve (24) are all arranged in the integrated cavity (11), and the first radiator (21) is used to be fixed on vehicle body; Second heat management branch system, including second radiator (31) and second liquid pump (32), the liquid outlet of the second radiator (31) is communicated with the liquid inlet of the second liquid pump (32), the liquid outlet of the second liquid pump (32) is used to be communicated with the cooling liquid inlet of engine (100), the liquid inlet of the second radiator (31) is used to be communicated with the cooling liquid outlet of the engine (100), and the second radiator (31) is arranged on the vehicle body, and the second liquid pump (32) is arranged in the integrated cavity (11); The second heat management branch system further includes third valve (33), electric heating element (34), third liquid pump (35), fourth valve (36) and warm air core body (37), the first interface of the third valve (33) is used to be communicated with the cooling liquid outlet of the engine (100), the second interface of the third valve (33) is communicated with the liquid inlet of the warm air core body (37), the liquid outlet of the warm air core body (37) is communicated with the liquid inlet of the first liquid pump (22), the liquid outlet of the electric heating element (34) is communicated with the third interface of the third valve (33), the liquid inlet of the electric heating element (34) is communicated with the liquid outlet of the third liquid pump (35), the liquid inlet of the third liquid pump (35) is communicated with the pipeline between the warm air core body (37) and the first liquid pump (22), the fourth valve (36) adjusts the opening of the liquid inlet of the warm air core body (37), the third valve (33), the third liquid pump (35) and the fourth valve (36) are all arranged in the integrated cavity (11), the electric heating element (34) is arranged above the integrated box (1), and the warm air core body (37) is used to heat passenger compartment. The second thermal management sub-system further comprises a heater (38) and a fourth liquid pump (39), a first medium outlet of the heater (38) is communicated with a liquid inlet of the fourth liquid pump (39), a liquid outlet of the fourth liquid pump (39) is communicated with a second interface of the second valve (24), a first medium inlet of the heater (38) is used for being communicated with a cooling liquid outlet of the battery (200), a second medium inlet of the heater (38) is communicated with a second interface of the third valve (33), a second medium outlet of the heater (38) is respectively communicated with a liquid inlet of the second liquid pump (32) and a liquid inlet of the third liquid pump (35), a fourth interface of the first valve (23) and a fourth interface of the second valve (24) are communicated, and the heater (38) and the fourth liquid pump (39) are arranged in the integrated cavity (11).

2. The thermal management device of claim 1, wherein, The third thermal management sub-system further comprises a refrigeration module and a cooler (44), a first medium inlet of the cooler (44) is communicated with a fourth interface of the first valve (23), a first medium outlet of the cooler (44) is communicated with a fourth interface of the second valve (24), a liquid outlet of the refrigeration module is communicated with a second medium inlet of the cooler (44), and a liquid inlet of the refrigeration module is communicated with a second medium outlet of the cooler (44), and the refrigeration module and the cooler (44) are arranged in the integrated cavity (11).

3. The thermal management device of claim 2, wherein, The refrigeration module comprises a compressor (41), a condenser (42) and a first expansion valve (43), a liquid outlet of the compressor (41) is communicated with a first medium inlet of the condenser (42), a first medium outlet of the condenser (42) is communicated with an inlet of the first expansion valve (43), an outlet of the first expansion valve (43) is communicated with a second medium inlet of the cooler (44), and a second medium outlet of the cooler (44) is communicated with a liquid inlet of the compressor (41).

4. The thermal management device of claim 3, wherein, The third thermal management sub-system further comprises an evaporator (45) and a second expansion valve (46), a liquid inlet of the second expansion valve (46) is communicated with a liquid outlet of the condenser (42), a liquid outlet of the second expansion valve (46) is communicated with a liquid inlet of the evaporator (45), a liquid outlet of the evaporator (45) is communicated with a liquid inlet of the compressor (41), and the second expansion valve (46) is arranged in the integrated cavity (11), and the evaporator (45) is used for refrigerating the passenger compartment.

5. The thermal management device of claim 3, wherein, The first thermal management sub-system further comprises a fifth valve (25), a liquid outlet of the first liquid pump (22) is communicated with a second medium inlet of the condenser (42), a second medium outlet of the condenser (42) is communicated with a first interface of the fifth valve (25), a second interface of the fifth valve (25) is communicated with a first interface of the first valve (23), a third interface of the fifth valve (25) is communicated with a liquid inlet of the first radiator (21), and the fifth valve (25) is arranged in the integrated cavity (11).

6. The thermal management device of any of claims 1-5, wherein, The second thermal management sub-system further comprises a temperature regulator (40), a first interface of the temperature regulator (40) being communicated with the liquid inlet of the second radiator (31), a second interface of the temperature regulator (40) being used for being communicated with the cooling liquid outlet of the engine (100), a third interface of the temperature regulator (40) being communicated with the liquid inlet of the second liquid pump (32), and the temperature regulator (40) being arranged in the integrated cavity (11).

7. The thermal management device of any of claims 2-5, wherein, The third thermal management sub-system further comprises a sixth valve (47), a seventh valve (48), a fifth liquid pump (49) and an intercooler (50), the liquid outlet of the first radiator (21) being communicated with a first medium inlet of the intercooler (50), a first medium outlet of the intercooler (50) being communicated with the liquid inlet of the fifth liquid pump (49), a liquid outlet of the fifth liquid pump (49) being communicated with the liquid inlet of the first radiator (21) through the sixth valve (47), the seventh valve (48) being arranged on the pipeline between the first radiator (21) and the second valve (24), a second medium inlet of the intercooler (50) being communicated with the gas outlet of the engine (100), and a second medium outlet of the intercooler (50) being communicated with the gas inlet of the engine (100), the sixth valve (47), the fifth liquid pump (49) and the intercooler (50) being arranged in the engine (100), and the seventh valve (48) being arranged in the integrated cavity (11).

8. Vehicle, characterized in that The vehicle body is provided with a machine cabin, the integrated box (1) is arranged in the machine cabin, and the first radiator (21) and the second radiator (31) are sequentially arranged on the vehicle body.

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