Temperature-adjustable heat exchange device and vehicle temperature control system

Abstract

The utility model relates to the technical field of heat management devices, in particular to a temperature-adjustable heat exchange device and a vehicle temperature control system. The temperature-adjustable heat exchange device comprises a shell and a heat exchange core arranged in an inner cavity of the shell, and the heat exchange core comprises a heat exchange flow channel and a flow channel to be subjected to heat exchange; the shell is provided with a main heat exchange medium inlet and an auxiliary heat exchange medium inlet, and the main heat exchange medium inlet and the auxiliary heat exchange medium inlet are both communicated with the heat exchange flow channel. A valve is arranged at the auxiliary heat exchange medium inlet; the main heat exchange medium inlet is used for circulating a main heat exchange medium, the auxiliary heat exchange medium inlet is used for circulating an auxiliary heat exchange medium different from the main heat exchange medium in temperature, and the valve can control the auxiliary heat exchange medium inlet to be communicated with or not communicated with the heat exchange runner. According to the temperature-adjustable heat exchange device, the temperature of the main heat exchange medium can be adjusted to obtain the mixed medium with the temperature meeting the requirement, and then the outlet temperature of the medium to be subjected to heat exchange can be adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat management device technical field especially is involved in an adjustable temperature heat exchange device and vehicle temperature control system. BACKGROUND

[0002] The heat exchange device usually includes a to-be-heated flow channel and a heat exchange flow channel, the to-be-heated flow channel is used for circulating the working medium needing heat exchange, the heat exchange flow channel is used for circulating the main heat exchange medium to realize heat exchange with the working medium (heating or cooling the working medium), and the main heat exchange medium is usually directly supplied into the heat exchange flow channel. In actual application, gas is used as the main heat exchange medium, and the following problems may exist: the temperature of the working medium after heat exchange has different requirements, but the temperature change of the main heat exchange medium is small; or the temperature of the working medium after heat exchange has certain requirements, and the temperature change of the main heat exchange medium is large. The existing heat exchange device is difficult to adjust the heat exchange temperature of the working medium. SUMMARY

[0003] The utility model discloses a kind of adjustable temperature heat exchange devices and vehicle temperature control systems, to solve the technical problem of the existing heat exchange device in existing technology to a certain extent, which is difficult to adjust the heat exchange temperature of the working medium.

[0004] The utility model provides a kind of adjustable temperature heat exchange device, comprising: shell and the heat exchange core body being set in the cavity of the shell, the heat exchange core body includes heat exchange flow channel and to-be-heated flow channel;The shell is communicated with main heat exchange medium import and auxiliary heat exchange medium import, the main heat exchange medium import and the auxiliary heat exchange medium import are all communicated with the heat exchange flow channel;Valve is equipped at the auxiliary heat exchange medium import;The main heat exchange medium import is used for circulating main heat exchange medium, the auxiliary heat exchange medium import is used for circulating auxiliary heat exchange medium different from the temperature of the main heat exchange medium, and the valve can control the auxiliary heat exchange medium import and the heat exchange flow channel communication or not communication.

[0005] The main heat exchange medium mainly used for heat exchange of the to-be-heated medium in the heat exchange channel is introduced into the heat exchange channel, if the temperature of the current main heat exchange medium can realize that the temperature of the to-be-heated medium after heat exchange is located in the required temperature range, the valve can be closed to avoid that the auxiliary heat exchange medium enters the heat exchange channel, if the temperature of the current main heat exchange medium cannot realize that the temperature of the to-be-heated medium after heat exchange is located in the required temperature range, the valve can be opened, and the auxiliary heat exchange medium different from the temperature of the main heat exchange medium is introduced into the heat exchange channel, the main heat exchange medium and the auxiliary heat exchange medium are mixed, the temperature of the main heat exchange medium changes, the temperature of the main heat exchange medium is adjusted by the auxiliary heat exchange medium, the mixed medium reaching the required temperature is obtained, the heat exchange amount of the to-be-heated medium is adjusted, and finally the outlet temperature (that is, the temperature of the to-be-heated medium after heat exchange) of the to-be-heated medium is adjusted.

[0006] Therefore, the temperature-adjustable heat exchange device can realize adjustment of the temperature of the main heat exchange medium to obtain the mixed medium with the required temperature, and then realize adjustment of the outlet temperature of the to-be-heated medium, so that the temperature-adjustable heat exchange device can adapt to the requirements of multiple devices and systems on the outlet temperature of the to-be-heated medium.

[0007] Further, the temperature-adjustable heat exchange device further comprises a mixing cavity, the main heat exchange medium inlet and the auxiliary heat exchange medium inlet are arranged on the mixing cavity, and the inner cavity of the mixing cavity is in communication with the heat exchange channel.

[0008] Further, a flow uniformizing plate is arranged between the mixing cavity and the heat exchange core body, and a plurality of flow-through holes are arranged on the flow uniformizing plate.

[0009] Further, the shell and the mixing cavity have a shared wall, the shared wall forms the flow uniformizing plate, and a plurality of the flow-through holes are arranged in one-to-one correspondence with a plurality of the heat exchange channels.

[0010] Further, a turbulence structure is arranged in the mixing cavity.

[0011] Further, the heat exchange core body comprises a plurality of heat exchange pipelines, the plurality of heat exchange pipelines are arranged at intervals along a set direction, one heat exchange pipeline forms one to-be-heated channel, and one heat exchange channel is formed between two adjacent heat exchange pipelines.

[0012] Further, a spacing is arranged between the heat exchange core body and the inner wall of the shell to form a channel, the channel is in communication with the heat exchange channel, and the main heat exchange medium inlet and the auxiliary heat exchange medium inlet are in communication with the channel.

[0013] Further, the valve is a valve with flow regulation function.

[0014] Further, the main heat exchange medium inlet and the auxiliary heat exchange medium inlet are used for flowing gas.

[0015] The utility model provides a kind of vehicle temperature control system, including exhaust pipe, air pipe and above adjustable temperature heat exchange device;The exhaust pipe is communicated with the main heat exchange medium inlet, and the air pipe is communicated with the auxiliary heat exchange medium inlet.

[0016] Vehicle temperature control system can utilize the exhaust gas of vehicle, utilize air as auxiliary heat exchange medium, can reduce the temperature of exhaust gas, realize the regulation of the temperature of exhaust gas, to regulate the outlet temperature of heat exchange medium.

[0017] It should be understood that both the foregoing general description and the following detailed description are intended for purposes of illustration and description, and are not intended to limit the disclosure. The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate the subject matter of the disclosure. Furthermore, the description and drawings are to be construed together with the claims to explain the principles of the disclosure. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the specific embodiments of the utility model or the technical solutions in prior art, the following will briefly introduce the drawings needed to be used in specific embodiments or prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor according to these drawings.

[0019] Figure 1 It is the section view of the adjustable temperature heat exchange device of the embodiment of the utility model from one visual angle.

[0020] Figure 2 It is the section view of the adjustable temperature heat exchange device of the embodiment of the utility model from another visual angle. Figure 1

[0021] Figure legend: 1-shell;2-heat exchange core;21-heat exchange runner;22-wait heat exchange runner;3-main heat exchange medium inlet;4-auxiliary heat exchange medium inlet;5-valve;6-mixing cavity;7-flow equalizing plate;71-flow hole;8-channel;9-heat exchange medium outlet;10-wait heat exchange medium inlet;20-wait heat exchange medium outlet. DETAILED DESCRIPTION

[0022] The technical solutions of the utility model will be described clearly and completely in the following by combining with the drawings, obviously, the described embodiments are part of the embodiments of the utility model, not all the embodiments.

[0023] ​The components of the embodiments of the present application generally described and shown in the drawings herein can be arranged and designed in a variety of different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the application, but merely represents selected embodiments of the application.

[0024] All other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present application without creative labor shall fall within the scope of protection of the present application.

[0025] 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 therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components must be absolutely horizontal or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0028] For example, Figure 1 and Figure 2The utility model provides a temperature adjustable heat exchange device, including: casing 1 and the heat exchange core 2 of setting in the cavity of casing 1, and the heat exchange core 2 includes heat exchange runner 21 and the heat exchange runner 22 of waiting, casing 1 is connected with main heat exchange medium import 3 and auxiliary heat exchange medium import 4, and main heat exchange medium import 3 and auxiliary heat exchange medium import 4 all are connected with heat exchange runner 21, and the valve 5 is established at auxiliary heat exchange medium import 4, and the valve 5 can control auxiliary heat exchange medium import 4 and heat exchange runner 21 intercommunication or not, main heat exchange medium import 3 is used for the flow of main heat exchange medium, and auxiliary heat exchange medium import 4 is used for the flow of the auxiliary heat exchange medium that is different with main heat exchange medium temperature, and main heat exchange medium and auxiliary heat exchange medium are same, or main heat exchange medium and auxiliary heat exchange medium after mixing do not react.

[0029] In the embodiment, the main heat exchange medium used for heat exchange of the heat exchange medium in the heat exchange runner 22 can be introduced into the heat exchange runner 21. If the temperature of the main heat exchange medium can make the temperature of the heat exchange medium in the heat exchange runner 21 reach the required temperature range, the valve 5 can be closed to prevent the auxiliary heat exchange medium from entering the heat exchange runner 21. If the temperature of the main heat exchange medium cannot make the temperature of the heat exchange medium in the heat exchange runner 21 reach the required temperature range, the valve 5 can be opened to introduce the auxiliary heat exchange medium with a different temperature from the main heat exchange medium into the heat exchange runner 21. The main heat exchange medium and the auxiliary heat exchange medium are mixed, and the temperature of the main heat exchange medium is changed, so that the temperature of the main heat exchange medium is adjusted by the auxiliary heat exchange medium, the mixed medium with the required temperature is obtained, and the heat exchange amount of the heat exchange medium is adjusted, and finally the outlet temperature of the heat exchange medium (i.e. the temperature of the heat exchange medium after heat exchange) is adjusted.

[0030] Therefore, the temperature adjustable heat exchange device can adjust the temperature of the main heat exchange medium to obtain the mixed medium with the required temperature, and then adjust the outlet temperature of the heat exchange medium, so that the outlet temperature of the heat exchange medium can meet the requirements of multiple devices and systems. The temperature adjustment process of the temperature adjustable heat exchange device is simple and easy to control.

[0031] It can be understood that the heat exchange medium outlet 9 can be arranged on the casing 1, and the heat exchange medium or the mixed medium after heat exchange can be discharged from the temperature adjustable heat exchange device. The heat exchange medium inlet 10 and the heat exchange medium outlet 20, which are both connected with the heat exchange runner 22, are arranged on the casing 1 to realize the inflow and outflow of the heat exchange medium.

[0032] As an optional solution, valve 5 is a valve with flow regulation function (it can be an electric valve or a solenoid valve, etc.). By controlling the mixing amount of the auxiliary heat exchange medium and the main heat exchange medium, the temperature of the heat exchange medium can be adjusted, which can expand the temperature regulation range of the heat exchange medium, making the adjustable temperature heat exchange device more flexible and more practical.

[0033] The main heat exchange medium inlet 3 and the auxiliary heat exchange medium inlet 4 can be directly installed on the shell 1, and the main heat exchange medium inlet 3 and the auxiliary heat exchange medium inlet 4 are directly connected to the inner cavity of the shell 1.

[0034] like Figure 2 As shown, based on the above embodiment, the adjustable temperature heat exchange device further includes a mixing chamber 6, on which the main heat exchange medium inlet 3 and the auxiliary heat exchange medium inlet 4 are both disposed, and the inner cavity of the mixing chamber 6 is connected to the heat exchange channel 21.

[0035] In this embodiment, a mixing chamber 6 is provided, which allows the main heat exchange medium and the auxiliary heat exchange medium to first enter the inner cavity of the mixing chamber 6 and mix before entering the inner cavity of the shell 1 (in this case, the main heat exchange medium inlet 3 and the auxiliary heat exchange medium inlet 4 are indirectly connected to the inner cavity of the shell 1), thereby entering the heat exchange channel 21. This makes the temperature of the mixed medium entering the heat exchange channel 21 uniform, which is beneficial to improving the heat exchange uniformity of the heat exchange medium.

[0036] like Figure 2 As shown, based on the above embodiment, a flow equalization plate 7 is further provided between the mixing chamber 6 and the heat exchange core 2 (which can also be understood as a flow equalization plate 7 being provided on the path of the fluid flowing from the inner cavity of the mixing chamber 6 to the heat exchange channel 21, and the fluid can only enter the heat exchange channel 21 through the flow equalization plate 7). The flow equalization plate 7 is provided with a plurality of flow holes 71; the flow holes 71 are respectively connected to the inner cavity of the mixing chamber 6 and the heat exchange channel 21.

[0037] In this embodiment, the flow equalization plate 7 is provided so that the amount of fluid (e.g., heat exchange medium or mixed medium) entering multiple heat exchange channels 21 is evenly distributed, thereby making the overall heat exchange of the adjustable temperature heat exchange device uniform.

[0038] The shell 1 and the mixing cavity 6 can be independently arranged, and the shell 1 and the mixing cavity 6 are connected together through fasteners or welding.

[0039] As an optional solution, as shown in Figure 2 The shell 1 and the mixing cavity 6 have a shared wall, and the shared wall forms the flow uniformizing plate 7; a plurality of flow holes 71 are arranged one by one corresponding to a plurality of heat exchange channels 21, so that the amount of medium entering the plurality of heat exchange channels 21 is more uniform.

[0040] That is, one side of the mixing cavity 6 is open, one side of the shell 1 is open, and the open side of the mixing cavity 6 is connected to the open side of the shell 1, and the flow uniformizing plate 7 is arranged at the open side of the mixing cavity 6 and the open side of the shell 1.

[0041] The mixing cavity 6 and the shell 1 can be integrally formed. In other embodiments, the mixing cavity 6 and the shell 1 can also be separately formed, and the mixing cavity 6 and the shell 1 are connected and fixed through fasteners or welding.

[0042] On the basis of the above-mentioned embodiments, further, the mixing cavity 6 is provided with a flow disturbing structure. In this embodiment, the flow disturbing structure is arranged in the mixing cavity 6, which can make the main heat exchange medium and the auxiliary heat exchange medium in the mixing cavity 6 turbulent and avoid laminar flow, so that the main heat exchange medium and the auxiliary heat exchange medium are mixed more uniformly.

[0043] The flow disturbing structure can be a fin arranged in the mixing cavity 6; or the flow disturbing structure is a flow disturbing plate fixed on the inner wall of the mixing cavity 6; or the flow disturbing structure can include a flow disturbing rod and a spiral blade arranged on the flow disturbing rod.

[0044] Specifically, as shown in Figure 2 The heat exchange core 2 includes a plurality of heat exchange channels, and the plurality of heat exchange channels are arranged at intervals along a certain direction, and one heat exchange channel forms one heat exchange channel 22; and one heat exchange channel 21 is formed between two adjacent heat exchange channels.

[0045] The heat exchange core 2 and the inner wall of the shell 1 are provided with a spacing to form a channel 8, the channel 8 is communicated with the heat exchange flow channel 21, the main heat exchange medium inlet 3 and the auxiliary heat exchange medium inlet 4 are communicated with the channel 8 (the main heat exchange medium inlet 3 and the auxiliary heat exchange medium inlet 4 can be directly communicated with the channel 8; if the mixing cavity 6 is arranged, the main heat exchange medium inlet 3, the auxiliary heat exchange medium inlet 4 and the mixing cavity 6 are communicated with the channel 8, so that the main heat exchange medium inlet 3 and the auxiliary heat exchange medium inlet 4 can be communicated with the channel 8). The support plate or the support frame can be arranged to fix the heat exchange core 2 in the shell 1, the channel 8 is arranged between the heat exchange shell 1 and the heat exchange core 2, the flow resistance of the main heat exchange medium or the mixed medium is reduced, and the main heat exchange medium or the mixed medium can enter the heat exchange flow channel 21 more quickly.

[0046] As an optional solution, the main heat exchange medium inlet 3 and the auxiliary heat exchange medium inlet 4 are used for flowing gas.

[0047] It should be noted that the positions of the main heat exchange medium inlet 3, the auxiliary heat exchange medium inlet 4, the heat exchange medium outlet 9, the heat exchange medium inlet 10 and the heat exchange medium outlet 20 can be arranged according to requirements, and the positions shown in the drawings are only examples and are not limited.

[0048] The utility model also provides a kind of vehicle temperature control system, including exhaust pipe, air pipe and the temperature-adjustable heat exchange device of any one of the above technical solutions;Exhaust pipe is communicated with main heat exchange medium inlet 3, air pipe is communicated with auxiliary heat exchange medium inlet 4.

[0049] The vehicle temperature control system provided in the embodiment can utilize the exhaust gas of vehicle, utilize air as auxiliary heat exchange medium, reduce the temperature of exhaust gas, realize the temperature adjustment of exhaust gas, and adjust the outlet temperature of heat exchange medium.

[0050] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them. Although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solutions recorded in the foregoing embodiments can still be modified, or some or all of the technical features can be replaced equivalently. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application. In the specification provided herein, a large number of specific details are described. However, it can be understood that the embodiments of the present application can be practiced without these specific details. In some examples, well-known methods, structures and techniques are not described in detail in order not to obscure the understanding of the present specification. In addition, those skilled in the art can understand that although some embodiments described herein include some features included in other embodiments but not others, the combination of features of different embodiments means to be within the scope of the present application and forms different embodiments.

Claims

1. A temperature-adjustable heat exchange device, characterized in that, The adjustable temperature heat exchange device comprises a shell (1) and a heat exchange core (2) arranged in a cavity of the shell (1), the heat exchange core (2) comprises heat exchange flow channels (21) and heat exchange flow channels (22); the shell (1) is communicated with a main heat exchange medium inlet (3) and an auxiliary heat exchange medium inlet (4), the main heat exchange medium inlet (3) and the auxiliary heat exchange medium inlet (4) are communicated with the heat exchange flow channels (21); a valve (5) is arranged at the auxiliary heat exchange medium inlet (4); the main heat exchange medium inlet (3) is used for flowing the main heat exchange medium, the auxiliary heat exchange medium inlet (4) is used for flowing the auxiliary heat exchange medium with a temperature different from that of the main heat exchange medium, and the valve (5) can control the auxiliary heat exchange medium inlet (4) to be communicated with or not communicated with the heat exchange flow channels (21). The adjustable temperature heat exchange device further comprises a mixing cavity (6), the main heat exchange medium inlet (3) and the auxiliary heat exchange medium inlet (4) are arranged on the mixing cavity (6), and an inner cavity of the mixing cavity (6) is communicated with the heat exchange flow channels (21).

2. The temperature-controllable heat exchange device according to claim 1, characterized in that A flow uniformizing plate (7) is arranged between the mixing cavity (6) and the heat exchange core (2), a plurality of flow holes (71) are arranged on the flow uniformizing plate (7), and the flow holes (71) are respectively communicated with the inner cavity of the mixing cavity (6) and the heat exchange flow channels (21).

3. The temperature-controllable heat exchange device according to claim 2, characterized in that A shared wall is arranged between the shell (1) and the mixing cavity (6), the shared wall forms the flow uniformizing plate (7), and the plurality of flow holes (71) are arranged in one-to-one correspondence with the plurality of heat exchange flow channels (21).

4. The temperature-controllable heat exchange device according to claim 3, characterized in that A turbulence structure is arranged in the mixing cavity (6).

5. The temperature-controllable heat exchange device according to claim 2, wherein The heat exchange core (2) comprises a plurality of heat exchange pipelines, the plurality of heat exchange pipelines are arranged at intervals along a set direction, one heat exchange pipeline forms one heat exchange flow channel (22), and one heat exchange flow channel (21) is formed between adjacent two heat exchange pipelines.

6. The temperature-controllable heat exchange device according to any one of claims 1 to 5, characterized in that A gap is arranged between the heat exchange core (2) and an inner wall of the shell (1) to form a channel (8), the channel (8) is communicated with the heat exchange flow channels (21), and the main heat exchange medium inlet (3) and the auxiliary heat exchange medium inlet (4) are communicated with the channel (8).

7. The temperature-controllable heat exchange device according to claim 5, characterized in that The valve (5) is a valve with a flow regulating function.

8. The temperature-controllable heat exchange device according to claim 1, characterized in that The main heat exchange medium inlet (3) and the auxiliary heat exchange medium inlet (4) are used for flowing gas.

9. The temperature-controllable heat exchange device according to claim 1, characterized in that The adjustable temperature heat exchange device comprises a waste gas pipeline, an air pipeline and the adjustable temperature heat exchange device according to any one of claims 1-9, the waste gas pipeline is communicated with the main heat exchange medium inlet (3), and the air pipeline is communicated with the auxiliary heat exchange medium inlet (4).

10. A vehicle temperature control system characterized by, ​

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