CN221262074U - Heat exchange device and cooling system - Google Patents

Heat exchange device and cooling system Download PDF

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Publication number
CN221262074U
CN221262074U CN202323246136.4U CN202323246136U CN221262074U CN 221262074 U CN221262074 U CN 221262074U CN 202323246136 U CN202323246136 U CN 202323246136U CN 221262074 U CN221262074 U CN 221262074U
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China
Prior art keywords
module
evaporation
condensation
heat exchange
exchange device
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CN202323246136.4U
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Chinese (zh)
Inventor
陆国栋
柴中华
奚俊彬
史婷婷
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Zhejiang Yinlun Machinery Co Ltd
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Zhejiang Yinlun Machinery Co Ltd
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Abstract

The application relates to a heat exchange device and a cooling system. The evaporation module is provided with a plurality of evaporation channels extending along a first preset direction, the evaporation channels are arranged at intervals along a second preset direction, the condensation module is provided with a plurality of condensation channels extending along the first preset direction, the condensation channels are arranged at intervals along a third preset direction, and the second preset direction and the third preset direction are arranged at an included angle. The heat exchange device and the cooling system provided by the application solve the problems that the cooling system of the existing dry-type transformer is difficult to install and has low thermal efficiency.

Description

Heat exchange device and cooling system
Technical Field
The application relates to the technical field of heat exchangers, in particular to a heat exchange device and a cooling system.
Background
In the wind power field, the dry-type transformer occupies a certain proportion, the cooling mode of the dry-type transformer mainly adopts two heat transfer processes from hot air to water and then from water to the environment atmosphere, the cooling system of the existing dry-type transformer occupies large space, has low heat efficiency and high energy consumption, and particularly, the dry-type transformer is required to be arranged in a cabin at the top of a wind tower, so that the cooling system of the dry-type transformer is very inconvenient to install and maintain.
Disclosure of utility model
Accordingly, it is necessary to provide a heat exchange device and a cooling system to solve the problems of difficult installation and low thermal efficiency of the cooling system of the conventional dry-type transformer.
The heat exchange device provided by the application comprises an evaporation module and a condensation module which are both plate-shaped, wherein one or more condensation modules are arranged on one side of the evaporation module and are communicated with the evaporation module. The evaporation module is provided with a plurality of evaporation channels extending along a first preset direction, the evaporation channels are arranged at intervals along a second preset direction, the condensation module is provided with a plurality of condensation channels extending along the first preset direction, the condensation channels are arranged at intervals along a third preset direction, and the second preset direction and the third preset direction are arranged at an included angle.
In one embodiment, the second preset direction and the third preset direction are disposed vertically.
In one embodiment, the heat exchange device further comprises a connecting pipe, and the condensing module is communicated with the evaporating module through the connecting pipe.
In one embodiment, the connecting tube is rotatably connected to one or both of the condensing module and the evaporating module.
In one embodiment, an evaporation manifold is disposed at one end of the evaporation module near the condensation module, wherein the evaporation manifold is respectively communicated with each evaporation channel, a condensation manifold is disposed at one end of the condensation module near the evaporation module, and the evaporation manifold is respectively communicated with each condensation channel.
In one embodiment, the evaporation manifold is internally provided with a gas collecting channel, the flow area of the gas collecting channel is in a decreasing trend along the direction from the evaporation module to the condensation module, the condensation manifold is internally provided with a liquid collecting channel, the flow area of the liquid collecting channel is in a decreasing trend along the direction from the condensation module to the evaporation module, the gas collecting channel is far away from the opening of the condensation module and communicated with each evaporation channel, the liquid collecting channel is far away from the opening of the evaporation module and communicated with each condensation channel, and the opening of the gas collecting channel close to the condensation module is communicated with the liquid collecting channel close to the opening of the evaporation module.
In one embodiment, the heat exchange device further comprises a liquid collection baffle disposed within the condensation manifold and separating a tapered liquid collection channel from the condensation manifold.
In one embodiment, the heat exchange device further comprises a gas collecting baffle plate arranged in the evaporation manifold and separating a conical gas collecting channel in the evaporation manifold.
In one embodiment, a plurality of first fins are arranged in the evaporation module at intervals, the adjacent first fins are arranged at intervals to form an evaporation channel, a plurality of second fins are arranged in the condensation module at intervals, and the adjacent second fins are arranged at intervals to form a condensation channel.
The application also provides a cooling system comprising the heat exchange device according to any one of the embodiments.
Compared with the prior art, the heat exchange device and the cooling system provided by the application have the advantages that the space inside the dry-type transformer is flat, so that the evaporation modules of a plurality of heat exchange devices can be arranged in series in the longitudinal direction in the space inside the dry-type transformer when the heat exchange device is installed, and the evaporation modules extend along the same plane. Because the evaporation module and the condensation module are both plate-shaped, when the second preset direction and the third preset direction are arranged at an included angle, the plate-shaped evaporation module and the condensation module are also arranged at an included angle. Therefore, the condensing modules positioned outside the dry-type transformer are not required to be arranged in series, but are arranged at parallel intervals, so that more evaporating modules can be arranged, and the heat exchange efficiency of the whole heat exchange device is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments or the conventional techniques of the present application, the drawings required for the descriptions of the embodiments or the conventional techniques will be briefly described below, and it is apparent that the drawings in the following descriptions are only some embodiments of the present application, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.
FIG. 1 is a front view of a cooling system according to an embodiment of the present application;
FIG. 2 is a side view of a cooling system according to an embodiment of the present application;
FIG. 3 is a schematic view of a heat exchange device according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a heat exchange device according to an embodiment of the present application;
Fig. 5 is a schematic structural diagram of a heat exchange device according to an embodiment of the present application;
FIG. 6 is a schematic view of a part of the heat exchange device shown in FIG. 5;
FIG. 7 is a schematic view of a heat exchange device according to another embodiment of the present application;
fig. 8 is a schematic structural diagram of a heat exchange device according to a first aspect of the present application;
fig. 9 is a schematic diagram of a partial structure of a heat exchange device according to a first aspect of the present application;
Fig. 10 is a schematic diagram of a partial structure of a heat exchange device according to a first aspect of the present application;
Fig. 11 is a schematic structural diagram of a heat exchange device according to a second aspect of the present application;
fig. 12 is a schematic diagram of a partial structure of a heat exchange device according to a second aspect of the present application;
Fig. 13 is a schematic diagram of a partial structure of a heat exchange device according to a second aspect of the present application.
Reference numerals: 100. an evaporation module; 110. a first fin; 111. an evaporation channel; 120. a top cover; 121. an evaporating manifold; 130. a gas collecting partition plate; 131. a gas collecting channel; 132. a liquid inlet channel; 140. a gas collecting tube; 200. a condensing module; 210. a second fin; 211. a condensing channel; 220. a bottom cover; 221. a condensing manifold; 230. a liquid collecting baffle; 231. a liquid collecting channel; 232. an air intake passage; 240. a liquid collecting pipe; 300. a connecting pipe; 400. a first fan; 500. a second fan; 600. a dry-type transformer.
Detailed Description
In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In the wind power field, the dry-type transformer occupies a certain proportion, the cooling mode of the dry-type transformer mainly adopts two heat transfer processes from hot air to water and then from water to the environment atmosphere, the cooling system of the existing dry-type transformer occupies large space, has low heat efficiency and high energy consumption, and particularly, the dry-type transformer is required to be arranged in a cabin at the top of a wind tower, so that the cooling system of the dry-type transformer is very inconvenient to install and maintain.
Referring to fig. 1-13, in order to solve the problems of difficult installation and low thermal efficiency of the cooling system of the conventional dry-type transformer 600, the present application provides a heat exchange device and a cooling system, wherein the heat exchange device comprises an evaporation module 100 and a condensation module 200, each of which is plate-shaped, one or more condensation modules 200 are disposed at one side of the evaporation module 100 and are communicated with the evaporation module 100, and it should be noted that, in the use process of the heat exchange device, the evaporation module 100 is disposed below the condensation module 200, so that a working medium can rise and enter the condensation module 200 after absorbing heat and gasifying in the evaporation module 100.
In one embodiment, as shown in fig. 1 to 4, a first fan 400 is provided at one side of the evaporation module 100 to accelerate heat exchange between gases inside the dry type transformer 600.
Also, in an embodiment, as shown in fig. 1 to 4, a second fan 500 is provided at one side of the condensing module 200 to accelerate heat exchange between the condensing module 200 and the atmosphere.
The evaporation module 100 is provided with a plurality of evaporation channels 111 extending along a first preset direction, the plurality of evaporation channels 111 are arranged at intervals along a second preset direction, the condensation module 200 is provided with a plurality of condensation channels 211 extending along the first preset direction, the plurality of condensation channels 211 are arranged at intervals along a third preset direction, and the second preset direction and the third preset direction are arranged at an included angle.
It should be noted that, in order to improve the heat exchange efficiency of the heat exchange device, in an embodiment, as shown in fig. 3 and 4, a plurality of first fins 110 are disposed in the evaporation module 100 at intervals, the adjacent first fins 110 are disposed at intervals to form the evaporation channels 111, a plurality of second fins 210 are disposed in the condensation module 200 at intervals, and the adjacent second fins 210 are disposed at intervals to form the condensation channels 211.
Since the space inside the dry-type transformer 600 is flat, the heat exchanger is provided in this way, and when the heat exchanger is mounted, a plurality of evaporation modules 100 of the heat exchanger can be provided in series in the longitudinal direction in the space inside the dry-type transformer 600, and the plurality of evaporation modules 100 extend along the same plane. Because the evaporation module 100 and the condensation module 200 are both plate-shaped, when the second preset direction and the third preset direction form an included angle, the plate-shaped evaporation module 100 and the condensation module 200 also form an included angle. In this way, the condensation modules 200 located outside the dry-type transformer 600 are not required to be arranged in series, but are arranged at parallel intervals, so that more evaporation modules 100 can be arranged, and the heat exchange efficiency of the whole heat exchange device is improved.
Preferably, in an embodiment, the second preset direction and the third preset direction are arranged vertically.
In this way, the air flow in the atmosphere can sequentially pass through the condensing modules 200 arranged in parallel, so that the heat exchange efficiency of the heat exchange device is further improved.
In one embodiment, as shown in fig. 3 and 4, an end of the evaporation module 100 near the condensation module 200 is provided with evaporation manifold cavities 121 respectively communicating with the respective evaporation channels 111, an end of the condensation module 200 near the evaporation module 100 is provided with condensation manifold cavities 221 respectively communicating with the respective condensation channels 211, and the evaporation manifold cavities 121 communicate with the condensation manifold cavities 221.
Thus, the rapid circulation of the working medium between the evaporation module 100 and the condensation module 200 is facilitated, and the circulation efficiency of the working medium is greatly improved.
In an embodiment, as shown in fig. 5-7, the top of the evaporation module 100 is provided with a top cover 120, the evaporation manifold 121 is arranged on the top cover 120, the top cover 120 is in a column shape with a semicircular cross section, the bottom of the condensation module 200 is provided with a bottom cover 220, the condensation manifold 221 is arranged on the bottom cover 220, and the bottom cover 220 is in a column shape with a semicircular cross section.
Further, in an embodiment, the top cover 120 of the evaporation module 100 communicates with the bottom cover 220 of the condensation module 200 through the connection pipe 300, but is not limited thereto, and in other embodiments, the top cover 120 may be directly connected to the bottom cover 220.
In one embodiment, as shown in fig. 8-13, a tapered gas collecting channel 131 is provided in the evaporation manifold 121, and the flow area of the gas collecting channel 131 tends to decrease along the direction from the evaporation module 100 to the condensation module 200. The condensation manifold 221 is provided therein with a tapered liquid collecting passage 231, and the flow area of the liquid collecting passage 231 tends to decrease in the direction from the condensation module 200 to the evaporation module 100. And, the openings of the gas collecting channels 131 away from the condensing module 200 communicate with the respective evaporating channels 111, the openings of the liquid collecting channels 231 away from the evaporating module 100 communicate with the respective condensing channels 211, and the openings of the gas collecting channels 131 close to the condensing module 200 communicate with the liquid collecting channels 231 close to the opening of the evaporating module 100.
Since the flow area of the gas collecting channel 131 tends to decrease in the direction from the evaporation module 100 to the condensation module 200, the gas collecting channel 131 can rapidly collect and convey the gaseous working medium in the evaporation module 100 into the condensation module 200. Also, since the flow area of the liquid collecting channel 231 tends to decrease in the direction from the condensing module 200 to the evaporating module 100, the liquid collecting channel 231 can rapidly collect and convey the liquid working medium in the condensing module 200 into the evaporating module 100. According to the arrangement, the circulation efficiency of the working medium in the heat exchange device is greatly improved, and the heat exchange efficiency of the heat exchange device is further improved.
In one embodiment, as shown in fig. 7, the heat exchange device further includes a connection pipe 300, and an opening of the gas collecting channel 131 near the condensation module 200 communicates with an opening of the liquid collecting channel 231 near the evaporation module 100 through the connection pipe 300.
Further, in an embodiment, the connection tube 300 is rotatably connected to one or both of the condensing module 200 and the evaporating module 100.
In this manner, the angle between the condensing module 200 and the evaporating module 100 may be adjusted by the connection pipe 300.
Further, in an embodiment, as shown in fig. 8-13, the orthographic projection of the opening of the gas collecting channel 131 near the condensation module 200 on the plane perpendicular to the first preset direction is defined as a first orthographic projection, the orthographic projection of the opening of the liquid collecting channel 231 near the evaporation module 100 on the plane perpendicular to the first preset direction is defined as a second orthographic projection, the area of the first orthographic projection and the area of the second orthographic projection are not equal, and one of the first orthographic projection and the second orthographic projection completely covers the other.
Therefore, the mutual interference degree of the gaseous working medium and the liquid working medium can be reduced, and the heat exchange efficiency of the heat exchange device is improved.
Specifically, the above-described embodiments include the following two technical solutions.
Scheme one
As shown in fig. 8-10, the first orthographic projection completely overlays the second orthographic projection. The condensation manifold 221 is provided with a liquid collecting partition 230, and the liquid collecting partition 230 divides the condensation manifold 221 into a liquid collecting passage 231 located on the middle side and an air intake passage 232 located outside the liquid collecting passage 231, so that the air collecting passage 131 can communicate with each condensation passage 211 in the condensation module 200 through the air intake passage 232.
It should be noted that "the middle side" means that the collecting channel is located near the center of the condensation collecting chamber 221, and "the outer side" means that the intake channel 232 is located near the edge of the condensation collecting chamber 221.
Since the first orthographic projection completely covers the second orthographic projection, and since the area of the first orthographic projection and the area of the second orthographic projection are not equal, the opening of the gas collecting channel 131 near the condensing module 200 completely covers the opening of the liquid collecting channel 231 near the evaporating module 100. At this time, the liquid working substance located in the liquid collecting channel 231 can all fall into the opening of the gas collecting channel 131 and be converged to the evaporation module 100 through the gas collecting channel 131. Correspondingly, a small part of the gaseous working medium in the gas collecting channel 131 can enter the condensation module 200 through the liquid collecting channel 231, and a large part of the gaseous working medium in the gas collecting channel 131 can enter the condensation module 200 through the air inlet channel 232 outside the liquid collecting partition plate 230.
Therefore, the gaseous working medium and the liquid working medium can be partially split, the mutual interference degree of the gaseous working medium and the liquid working medium is reduced, and the circulation efficiency of the working medium and the heat exchange efficiency of the heat exchange device are improved.
In addition, since the flow area of the liquid collecting channel 231 tends to decrease along the direction from the condensation module 200 to the evaporation module 100, correspondingly, the flow area of the air inlet channel 232 tends to decrease along the direction from the evaporation module 100 to the condensation module 200, which is beneficial to improving the air inlet rate of the gaseous working medium in the air inlet channel 232 and further facilitating the gaseous working medium to quickly enter the end of the condensation module 200 far away from the evaporation module 100.
Further, in an embodiment, the inner wall of the gas collecting channel 131 is provided with a first spiral groove (not shown) extending spirally around its own axis, and the outer side of the liquid collecting partition 230 is provided with a second spiral groove (not shown) corresponding to the first spiral groove. The gaseous medium can travel along the first helical groove and form a cyclone, and the cyclone can screw into the second helical groove and eventually into the condensing module 200.
It should be noted that the direction of rotation of the first helical groove is the same as the direction of rotation of the second helical groove.
In this way, almost all gaseous working media can enter the condensation module 200 through the air inlet channel 232, that is, the gaseous working media are prevented from entering the liquid collecting channel 231, so that mixed flow of the gaseous working media and the liquid working media is avoided, and the circulation efficiency of the working media and the heat exchange efficiency of the heat exchange device are remarkably improved.
Still further, in an embodiment, the heat exchange device further includes a header 240, one end of the header 240 is connected to the header channel 231 near the opening of the evaporation module 100, and the other end passes through the gas collecting channel 131 and extends to the bottom of the evaporation module 100, so that the liquid-state working substance in the header channel 231 can enter the evaporation module 100 through the header 240.
The arrangement avoids the contact of the gaseous working medium and the liquid working medium, and greatly improves the heat exchange efficiency of the heat exchange device.
Scheme II
As shown in fig. 11-13, the second orthographic projection completely covers the first orthographic projection. The evaporation manifold 121 is provided with a gas-collecting partition 130, and the gas-collecting partition 130 divides the evaporation manifold 121 into a gas-collecting passage 131 located on the middle side and a liquid-feeding passage 132 located outside the gas-collecting passage 131, and the liquid-collecting passage 231 can communicate with each evaporation passage 111 in the evaporation module 100 through the liquid-feeding passage 132.
Note that, "the middle side" means that the gas collecting channel 131 is located near the center of the evaporation manifold 121, and "the outer side" means that the liquid inlet channel 132 is located near the edge of the evaporation manifold 121.
Since the second orthographic projection completely covers the first orthographic projection, and since the area of the first orthographic projection and the area of the second orthographic projection are not equal, the opening of the liquid collecting channel 231 near the evaporation module 100 completely covers the opening of the gas collecting channel 131 near the condensation module 200. At this time, the gaseous medium located in the gas collecting channel 131 can entirely enter the opening of the liquid collecting channel 231 and be converged to the condensing module 200 through the liquid collecting channel 231. Correspondingly, a small part of liquid working medium in the liquid collecting channel 231 can enter the evaporation module 100 through the gas collecting channel 131, and a large part of liquid working medium in the liquid collecting channel 231 can enter the evaporation module 100 through the liquid inlet channel 132 outside the gas collecting partition plate 130.
Therefore, the gaseous working medium and the liquid working medium can be partially split, the mutual interference degree of the gaseous working medium and the liquid working medium is reduced, and the circulation efficiency of the working medium and the heat exchange efficiency of the heat exchange device are improved.
Further, in an embodiment, the inner wall of the liquid collecting channel 231 is provided with a third spiral groove (not shown) extending spirally around its own axis, and the outer side of the gas collecting partition plate 130 is provided with a fourth spiral groove (not shown) corresponding to the third spiral groove. The liquid material can travel along the third helical groove and form a vortex, and the vortex can screw into the fourth helical groove and eventually into the evaporation module 100.
It should be noted that the direction of rotation of the third helical groove is the same as the direction of rotation of the fourth helical groove.
In this way, almost all liquid working media can enter the evaporation module 100 through the liquid inlet channel 132, that is, the liquid working media are prevented from entering the gas collecting channel 131, so that mixed flow of gaseous working media and liquid working media is avoided, and the circulation efficiency of the working media and the heat exchange efficiency of the heat exchange device are remarkably improved.
Still further, in an embodiment, the heat exchange device further includes a gas collecting tube 140, one end of the gas collecting tube 140 is connected to the gas collecting channel 131 near the opening of the condensation module 200, and the other end passes through the gas collecting channel 231 and extends to the top of the condensation module 200, so that all the gaseous substances in the gas collecting channel 131 can enter the condensation module 200 through the gas collecting tube 140.
The arrangement avoids the contact of the gaseous working medium and the liquid working medium, and greatly improves the heat exchange efficiency of the heat exchange device.
The application also provides a cooling system comprising the heat exchange device according to any one of the embodiments.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of the application should be determined from the following claims.

Claims (10)

1. A heat exchange device is characterized by comprising an evaporation module (100) and a condensation module (200), wherein the evaporation module (100) and the condensation module (200) are both plate-shaped, and one or more condensation modules (200) are arranged on one side of the evaporation module (100) and are communicated with the evaporation module (100);
The evaporation module (100) is provided with a plurality of evaporation channels (111) extending along a first preset direction, the evaporation channels (111) are arranged at intervals along a second preset direction, the condensation module (200) is provided with a plurality of condensation channels (211) extending along the first preset direction, the condensation channels (211) are arranged at intervals along a third preset direction, and the second preset direction and the third preset direction are arranged at an included angle.
2. The heat exchange device of claim 1, wherein the second predetermined direction and the third predetermined direction are disposed vertically.
3. The heat exchange device of claim 1, further comprising a connection tube (300), wherein the condensing module (200) communicates with the evaporating module (100) through the connection tube (300).
4. A heat exchange device according to claim 3, wherein the connection tube (300) is rotatably connected to one or both of the condensing module (200) and the evaporating module (100).
5. The heat exchange device according to claim 1, wherein an evaporation manifold (121) respectively communicating with each evaporation channel (111) is provided at an end of the evaporation module (100) close to the condensation module (200), a condensation manifold (221) respectively communicating with each condensation channel (211) is provided at an end of the condensation module (200) close to the evaporation module (100), and the evaporation manifold (121) is communicated with the condensation manifold (221).
6. The heat exchange device according to claim 5, wherein a gas collecting channel (131) is disposed in the evaporation manifold (121), the flow area of the gas collecting channel (131) is in a decreasing trend along the direction from the evaporation module (100) to the condensation module (200), a liquid collecting channel (231) is disposed in the condensation manifold (221), the flow area of the liquid collecting channel (231) is in a decreasing trend along the direction from the condensation module (200) to the evaporation module (100), the opening of the gas collecting channel (131) away from the condensation module (200) is communicated with each evaporation channel (111), the opening of the liquid collecting channel (231) away from the evaporation module (100) is communicated with each condensation channel (211), and the opening of the gas collecting channel (131) close to the condensation module (200) is communicated with the opening of the liquid collecting channel (231) close to the evaporation module (100).
7. The heat exchange device of claim 6 further comprising a liquid collection baffle (230), said liquid collection baffle (230) disposed within said condensing manifold (221) and separating said tapered liquid collection channel (231) from said condensing manifold (221).
8. The heat exchange device of claim 6 further comprising a gas collection baffle (130), said gas collection baffle (130) disposed within said evaporating manifold (121) and separating said tapered gas collection channel (131) within said evaporating manifold (121).
9. The heat exchange device according to claim 1, wherein a plurality of first fins (110) are disposed in the evaporation module (100) at intervals, the evaporation channels (111) are formed by disposing adjacent first fins (110) at intervals, a plurality of second fins (210) are disposed in the condensation module (200) at intervals, and the condensation channels (211) are formed by disposing adjacent second fins (210) at intervals.
10. A cooling system comprising a heat exchange device according to any one of claims 1 to 9.
CN202323246136.4U 2023-11-30 Heat exchange device and cooling system Active CN221262074U (en)

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CN221262074U true CN221262074U (en) 2024-07-02

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