Micro-channel heat exchanger and heat exchange integrated system

Abstract

The utility model discloses a micro-channel heat exchanger and a heat exchange integrated system, and relates to the field of micro-channel heat exchangers. The micro-channel heat exchanger comprises a heat exchange module and an installation module, the heat exchange module and the installation module are fixedly connected, a working flow path is arranged in the installation module, at least one reserved loading part is constructed on the installation module, one end of the reserved loading part extends to the outer wall face of the installation module, and the other end of the reserved loading part extends and communicates with the working flow path. One or more reserved loading parts are arranged on the working flow path, and when the working flow path is used, functional parts are assembled through the reserved loading parts so as to correspond to the working medium of the first flow path to implement operation. Functions can be expanded according to actual requirements of the heat exchanger, different functional parts are assembled through the multiple reserved loading parts so as to implement integrated design, the overall arrangement space can be reduced, the production cost of a system can be reduced, after integration, the flowing distance of working media can be reduced, the flowing resistance of the media can be reduced, and the service life of the heat exchanger can be prolonged. And integration simplifies sealing.

Description

Technical Field

[0001] The utility model relates to the field of microchannel heat exchangers, in particular to a microchannel heat exchanger and a heat exchange integrated system. Background Art

[0002] Microchannel heat exchangers are widely used in energy, power, electronics, aerospace, hydrogen energy and other fields. They are key components for medium heat exchange. Especially in aerospace, hydrogen energy and electronics, the requirements for weight and layout space are relatively high.

[0003] At present, traditional microchannel heat exchangers can only provide the function of heat exchange, and their heat exchanger functions are relatively simple. In actual work and use requirements, the system must design other operation, monitoring and other components to meet other functions of the system, such as medium flow valves, medium filtering devices, medium temperature and pressure sensor collection devices, etc. For traditional microchannel heat exchangers, these devices need to be designed as separate functional parts outside the heat exchanger to meet them, which not only greatly occupies the space of the system, but also multiple components need to be connected by pipelines, which greatly increases the risk of leakage at the pipeline connections. Multiple components also greatly increase the production cost of the system. Utility Model Content

[0004] In order to solve the technical problems raised by the above background technology, the utility model provides a microchannel heat exchanger, comprising:

[0005] A heat exchange module, the heat exchange module having a first flow path and a second flow path capable of heat exchange; a mounting module fixedly connected to the heat exchange module, a working flow path being arranged in the mounting module, the working flow path and the first flow path being connected in series, at least one reserved loading portion being constructed on the mounting module, one end of the reserved loading portion extending to the outer wall surface of the mounting module, and the other end of the reserved loading portion extending to connect with the working flow path.

[0006] As a preferred technical solution, the installation module further comprises a blocking piece, which is detachably connected to the outside of the installation module to seal and close one end of the reserved loading portion away from the working flow path.

[0007] As a preferred technical solution, at least two connecting holes are arranged on the outside of the reserved loading portion, the microchannel heat exchanger also includes fasteners, the fasteners and the connecting holes are arranged correspondingly, and the blocking member is provided with assembly holes arranged correspondingly to the connecting holes.

[0008] As a preferred technical solution, the microchannel heat exchanger is provided with a first inlet, a first outlet, a second inlet and a second outlet, the first inlet structure is arranged on the mounting module, the first outlet structure is arranged on the heat exchange module, and the second inlet and the second outlet are spaced apart and arranged on the heat exchange module.

[0009] As a preferred technical solution, the microchannel heat exchanger includes a first reserved loading part and a second reserved loading part which are arranged at intervals, the working flow path includes a first horizontal flow path, a second horizontal flow path, and a third horizontal flow path in sequence, the extension direction of the first horizontal flow path and the extension direction of the second horizontal flow path are arranged in parallel, the first horizontal flow path and the second horizontal flow path are connected through the first reserved loading part, and the second horizontal flow path and the third horizontal flow path are connected through the second reserved loading part.

[0010] As a preferred technical solution, the microchannel heat exchanger further includes a third reserved loading portion and a fourth reserved loading portion arranged at intervals, and the third reserved loading portion and the fourth reserved loading portion extend away from one end of the outer wall of the mounting module to connect to the first horizontal flow path.

[0011] The utility model also provides a heat exchange integration system, comprising the above-mentioned microchannel heat exchanger, wherein the microchannel heat exchanger comprises a mounting module provided with at least one reserved loading portion.

[0012] As a preferred technical solution, the heat exchange integration system further includes a control valve, and the control valve and the installation module are detachably connected.

[0013] As a preferred technical solution, the heat exchange integration system further includes a filter, the filter and the installation module are detachably connected, and the filter and the control valve are arranged to be spaced apart and avoid each other.

[0014] As a preferred technical solution, the heat exchange integration system further includes a sensor, and the sensor is detachably connected to the installation module.

[0015] The technical solution provided by the utility model has the following advantages:

[0016] The microchannel heat exchanger provided by the utility model comprises a heat exchange module and a mounting module, the heat exchange module and the mounting module are fixedly connected, the heat exchange module has a first flow path and a second flow path that can be set for heat exchange; a working flow path is arranged in the mounting module, the working flow path and the first flow path are connected in series, and at least one reserved loading part is constructed on the mounting module, one end of the reserved loading part extends to the outer wall surface of the mounting module, and the other end of the reserved loading part extends to connect with the working flow path.

[0017] The microchannel heat exchanger of this structure exchanges heat through the first flow path and the second flow path to achieve the basic function of heat exchange. The working flow path of the installation module and the first flow path of the heat exchange module are connected and arranged, and one or more reserved loading parts are arranged on the working flow path. When in use, functional components are assembled through the reserved loading parts to perform operations corresponding to the working medium of the first flow path; it can expand the function of the heat exchanger according to the actual needs, and different functional components are assembled through multiple reserved loading parts to implement integrated design, which is conducive to reducing the overall layout space and reducing the production cost of the system. After integration, the flow distance of the working medium can be reduced, which is conducive to reducing the flow resistance of the medium, and integration simplifies sealing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 A schematic diagram of the structure of the microchannel heat exchanger provided by the utility model;

[0020] Figure 2 A three-dimensional schematic diagram of a microchannel heat exchanger provided by the utility model;

[0021] Figure 3 A schematic diagram of the structure of the working flow path in the microchannel heat exchanger provided by the utility model;

[0022] Figure 4 A schematic diagram of the structure of the heat exchange integration system provided by the utility model;

[0023] Figure 5 A schematic diagram of the internal structure of the heat exchange integration system provided by the utility model;

[0024] Figure 6 A three-dimensional schematic diagram of the heat exchange integration system provided by the utility model;

[0025] Description of reference numerals:

[0026] 1-heat exchange module; A1-first inlet; A2-first outlet; B1-second inlet; B2-second outlet;

[0027] 2-installation module; 21-first reserved loading part; 22-second reserved loading part; 23-third reserved loading part; 24-fourth reserved loading part; 2a-first horizontal flow path; 2b-second horizontal flow path; 2c-third horizontal flow path;

[0028] 3-blocking piece; 31-fastening piece; 32-connecting hole;

[0029] 4-Control valve; 5-Filter. DETAILED DESCRIPTION

[0030] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0034] Example

[0035] This embodiment provides a microchannel heat exchanger, see Figure 1 and Figure 2 The microchannel heat exchanger includes a heat exchange module 1 and a mounting module 2. The heat exchange module 1 and the mounting module 2 are fixedly connected. The heat exchange module 1 has a first flow path and a second flow path that can be set for heat exchange.

[0036] As an exemplary embodiment, the first flow path can be used to circulate the working medium, and the second flow path can be used to circulate the heat exchange medium; a working flow path is provided in the installation module 2, and the working flow path and the first flow path are connected in series, and one or more reserved loading parts are constructed on the installation module 2, one end of the reserved loading part extends to the outer wall surface of the installation module 2, and the other end of the reserved loading part extends to connect with the working flow path.

[0037] Heat exchange is performed through the working medium of the first flow path and the heat exchange medium of the second flow path to achieve the basic requirement function of heat exchange, the working flow path of the installation module 2 and the first flow path of the heat exchange module 1 are connected and arranged, and one or more reserved loading parts are arranged on the working flow path. When in use, functional components are assembled through the reserved loading parts to perform operations corresponding to the working medium of the first flow path.

[0038] In some embodiments, the functional components are configured as medium flow channel valves, medium filtering devices, medium temperature / pressure sensor collection devices, and the like.

[0039] In this embodiment, see Figure 1 and Figure 2 The microchannel heat exchanger is provided with a first inlet A1, a first outlet A2, a second inlet B1 and a second outlet B2. The first inlet A1 is arranged on the mounting module 2, the first outlet A2 is arranged on the heat exchange module 1, and the second inlet B1 and the second outlet B2 are arranged on the heat exchange module 1 at intervals.

[0040] In some embodiments, see Figure 3 The microchannel heat exchanger includes a first reserved loading part 21 and a second reserved loading part 22 which are arranged at intervals. The working flow path includes a first horizontal flow path 2a, a second horizontal flow path 2b, and a third horizontal flow path 2c in sequence. The extension direction of the first horizontal flow path 2a and the extension direction of the second horizontal flow path 2b are arranged in parallel. The first horizontal flow path 2a and the second horizontal flow path 2b are connected through the first reserved loading part 21, and the second horizontal flow path 2b and the third horizontal flow path 2c are connected through the second reserved loading part 22.

[0041] In a specific embodiment, the reserved loading portion is configured as a reserved hole structure, such as a countersunk hole structure, and the cross-section of the reserved hole structure can be configured as a circle, an ellipse, a polygon, etc.; of course, the reserved hole structure can be configured as a reserved groove structure.

[0042] As a further embodiment, see Figure 1 The microchannel heat exchanger further includes a third reserved loading portion 23 and a fourth reserved loading portion 24 which are spaced apart from each other. The third reserved loading portion 23 and the fourth reserved loading portion 24 extend away from one end of the outer wall of the mounting module 2 and are connected to the first horizontal flow path 2a.

[0043] In some embodiments, see Figure 1 and Figure 2 The mounting module 2 is configured as a rectangular parallelepiped structure, the outer portions of the first reserved loading portion 21 and the second reserved loading portion 22 are arranged on the same first end face of the mounting module 2, the outer portions of the third reserved loading portion 23 and the fourth reserved loading portion 24 are arranged on the same second end face of the mounting module 2, the first end face and the second end face are arranged adjacent to each other, the first end face and the second end face can be arranged as end faces arranged along the length direction of the mounting module 2, the first inlet A1 is arranged on the third end face, and the third end face is arranged adjacent to the first end face and the second end face respectively.

[0044] As a further embodiment, see Figure 6 The installation module 2 further includes a plugging member 3, which is detachably connected to the outside of the installation module 2 to seal and close the end of the reserved loading part away from the working flow path. In some embodiments, the functional component may be provided with a plugging member 3 to seal the end of the reserved loading part away from the working flow path through the plugging member 3 to prevent the working medium from leaking from the reserved loading part equipped with the functional component.

[0045] Of course, in a specific implementation, for a reserved loading portion that is not equipped with a functional component, the reserved loading portion can be directly sealed by the sealing member 3 to prevent leakage of the working medium.

[0046] In some embodiments, see Figure 1 and Figure 6 , two or more connection holes 32 are arranged outside the reserved loading part, and the microchannel heat exchanger also includes a fastener 31, and the fastener 31 and the connection hole 32 are arranged correspondingly, and the plugging member 3 is provided with an assembly hole arranged correspondingly to the connection hole 32. The combination of the fastener 31 and the plugging member 3 can play the role of plugging, sealing and installation. The fastener 31 is used to connect the assembly hole on the plugging member 3 and the connection hole 32 outside the reserved loading part. On the one hand, the plugging member 3 is sealed and blocked at the reserved loading part to achieve the purpose of preventing the working medium from leaking. On the other hand, the functional component can be assembled at the reserved loading part on the installation module 2 through the plugging member 3, and the plugging member 3 is used as an installation basis.

[0047] The microchannel heat exchanger provided in this embodiment can expand the functions of the heat exchanger according to the actual needs. Different functional components are assembled through multiple reserved loading parts to implement an integrated design, which is beneficial to reducing the overall layout space and reducing the production cost of the system. After integration, the flow distance of the working medium can be reduced, which is beneficial to reducing the flow resistance of the medium. Integration simplifies sealing and avoids the risk of leakage of the working medium caused by adding peripheral connecting pipelines in traditional designs.

[0048] This embodiment also provides a heat exchange integration system, including the above-mentioned microchannel heat exchanger, the microchannel heat exchanger includes a mounting module 2 provided with one or more reserved loading parts. Functional components are assembled through the reserved loading parts to operate corresponding to the working medium of the first flow path.

[0049] In a specific implementation, the structural size, quantity, and position area of ​​the reserved loading portion on the installation module 2 can be changed according to actual design requirements to reasonably match the assembly functional components.

[0050] In some embodiments, see Figure 4 and Figure 5 The heat exchange integrated system further comprises a control valve 4, and the control valve 4 is detachably connected to the installation module 2. The control valve 4 can be set as an electric control valve.

[0051] In some embodiments, see Figure 4 and Figure 5 The heat exchange integrated system further includes a filter 5, the filter 5 and the mounting module 2 are detachably connected, and the filter 5 and the control valve 4 are arranged to be spaced and avoided. In this arrangement, the filter 5 is easy to install, and the filter 5 is directly fixed by the fastener 31; when cleaning or replacement is required, only the fastener 31 needs to be removed, which can facilitate later cleaning and replacement.

[0052] In a specific implementation, the control valve 4 is installed in the second reserved loading portion 22 , the filter 5 is installed in the first reserved loading portion 21 , and the filter 5 is arranged at the upstream side of the control valve 4 .

[0053] As a further embodiment, the heat exchange integration system further includes a sensor (not shown in the figure), and the sensor and the installation module 2 are detachably connected.

[0054] In a specific embodiment, the sensor is configured with a working medium temperature sensing component and a working medium pressure sensing component, and the working medium temperature sensing component and the working medium pressure sensing component are respectively installed in the third reserved loading part 23 and the fourth reserved loading part 24. The working medium temperature sensing component and the working medium pressure sensing component are used to detect the temperature parameters of the working medium and the pressure parameters of the working medium in the heat exchange integration system respectively.

[0055] In the above description, the blocking member 3 may be configured to be arranged on the housing or cover of the functional component.

[0056] The heat exchange integration system provided in this embodiment can integrate multiple functional components through the installation module 2, which is beneficial to simplifying the overall volume and weight, and can reduce the layout space and overall weight of the system for users, thereby reducing the production cost of the system; and after the multiple functional components are integrated, when the working medium in the first flow path flows, the flow distance of the medium can be relatively reduced compared to the traditional design, thereby effectively reducing the flow resistance of the medium.

[0057] In some embodiments, the microchannel heat exchanger may be configured with a third flow path.

[0058] In the above description, in order to describe the technical solution of the heat exchange integration system that can integrate multiple functional components, this embodiment only describes the configuration of a reserved loading part on the working flow path connected to the first flow path. In actual design, a reserved loading part can be designed in each flow path of the heat exchange integration system according to needs.

[0059] The heat exchange integrated system provided in this embodiment has integrated functional components that are simple to disassemble and easy to replace. Compared with traditional designs, it can reduce the number of system pipelines and interfaces, greatly improving the reliability of the system.

[0060] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention of the utility model.

Claims

1. A microchannel heat exchanger, characterized in that: include: A heat exchange module (1), the heat exchange module (1) having a first flow path and a second flow path capable of heat exchange; The installation module (2) is fixedly connected to the heat exchange module (1), a working flow path is provided in the installation module (2), the working flow path and the first flow path are connected in series, and at least one reserved loading portion is constructed on the installation module (2), one end of the reserved loading portion extends to the outer wall surface of the installation module (2), and the other end of the reserved loading portion extends to connect with the working flow path.

2. The microchannel heat exchanger according to claim 1, characterized in that: The installation module (2) further comprises a blocking piece (3), wherein the blocking piece (3) is detachably connected to the outside of the installation module (2) so as to seal and close an end of the reserved loading portion away from the working flow path.

3. The microchannel heat exchanger according to claim 2, characterized in that: At least two connection holes (32) are arranged on the outside of the reserved loading portion, the microchannel heat exchanger further comprises a fastener (31), the fastener (31) and the connection hole (32) are arranged correspondingly, and the blocking member (3) is provided with an assembly hole arranged correspondingly to the connection hole (32).

4. The microchannel heat exchanger according to any one of claims 1 to 3, characterized in that: The microchannel heat exchanger is provided with a first inlet (A1), a first outlet (A2), a second inlet (B1) and a second outlet (B2); the first inlet (A1) is arranged on the mounting module (2); the first outlet (A2) is arranged on the heat exchange module (1); and the second inlet (B1) and the second outlet (B2) are arranged on the heat exchange module (1) with a spacing therebetween.

5. The microchannel heat exchanger according to claim 4, characterized in that: The microchannel heat exchanger comprises a first reserved loading portion (21) and a second reserved loading portion (22) which are arranged at intervals, the working flow path comprises a first horizontal flow path (2a), a second horizontal flow path (2b), and a third horizontal flow path (2c) in sequence, the extension direction of the first horizontal flow path (2a) and the extension direction of the second horizontal flow path (2b) are arranged in parallel, the first horizontal flow path (2a) and the second horizontal flow path (2b) are connected via the first reserved loading portion (21), and the second horizontal flow path (2b) and the third horizontal flow path (2c) are connected via the second reserved loading portion (22).

6. The microchannel heat exchanger according to claim 5, characterized in that: The microchannel heat exchanger further comprises a third reserved loading portion (23) and a fourth reserved loading portion (24) arranged at intervals, wherein the third reserved loading portion (23) and the fourth reserved loading portion (24) extend away from one end of the outer wall surface of the installation module (2) to communicate with the first horizontal flow path (2a).

7. A heat exchange integrated system, characterized in that: The microchannel heat exchanger comprises the microchannel heat exchanger according to any one of claims 1 to 6, wherein the microchannel heat exchanger comprises a mounting module (2) provided with at least one reserved loading portion.

8. The heat exchange integrated system according to claim 7, characterized in that: The heat exchange integration system further comprises a control valve (4), wherein the control valve (4) and the installation module (2) are detachably connected.

9. The heat exchange integrated system according to claim 8, characterized in that: The heat exchange integration system further comprises a filter (5), wherein the filter (5) and the installation module (2) are detachably connected, and the filter (5) and the control valve (4) are arranged to be spaced apart and avoided.

10. The heat exchange integrated system according to claim 7, characterized in that: The heat exchange integration system also includes a sensor, and the sensor and the installation module (2) are detachably connected.

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