Air cabinet device

By tilting the heat exchange surface in the air handling unit and placing the heat exchange channel at the bottom, combined with the design of the water collection tray and sealing plate, the problem of insufficient heat exchange in the air handling unit is solved, achieving more efficient heat exchange and lower energy consumption.

CN223636361UActive Publication Date: 2025-12-05GUANGDONG PHNIX ECO ENERGY SOLUTION
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Patent Information

Application Number
CN202423263190.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-27
Publication Date
2025-12-05
Estimated Expiration
2034-12-27

AI Technical Summary

Technical Problem

The limited internal space of the air handling unit results in insufficient airflow area for the surface cooler, leading to lower overall heat exchange and impacting the user experience.

Method used

Design a blower unit in which the heat exchange surface of the heat exchange component is inclined, the heat exchange channel is located at the bottom of the shell, and a water receiving tray and a sealing plate are provided to optimize airflow and condensate management.

Benefits of technology

It improves heat exchange efficiency, reduces the impact of condensate on equipment, lowers fan power consumption, increases system energy efficiency ratio, simplifies structure, and reduces production costs and energy consumption.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of air conditioning equipment, in particular to an air cabinet device. The air cabinet device comprises a shell provided with an air return channel, a heat exchange channel and an air supply channel which are communicated in sequence; air flow sequentially passes through the air return channel, the heat exchange channel and the air supply channel. In the vertical direction, the heat exchange channel is located at the bottom of the shell; the heat exchange assembly is arranged in the heat exchange channel; and the heat exchange surface of the heat exchange assembly is obliquely arranged in the heat exchange channel. According to the embodiment, the heat exchange surface is obliquely arranged, so that the contact area between the heat exchange surface and air flow can be increased, and the heat exchange efficiency is improved. And more contact areas have more heat transfer opportunities, so that the heat exchange process is more efficient. Meanwhile, the inclined heat exchange assembly can play a certain guiding role, air is guided to flow along a specific path, dead angles of air flowing are reduced, the air can pass through the heat exchange assembly more evenly, and the heat exchange effect is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to air conditioning equipment technical field, concretely relates to a wind cabinet device. BACKGROUND

[0002] Air handling unit mainly relies on fan rotation, drives indoor (outdoor) air and unit internal coil to carry out heat exchange, and carries out filtration to impurity in air, to control the mode of maintaining indoor temperature and humidity and air cleanliness with air temperature and air volume.

[0003] At present, limited by the internal space of air wind cabinet, the wind area of surface air cooler is insufficient, so that the overall heat exchange capacity of air wind cabinet is low, which affects the user's experience. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model provides a kind of wind cabinet device to solve the problem of low overall heat exchange capacity of air wind cabinet.

[0005] Firstly, the utility model provides a kind of wind cabinet device, which comprises:

[0006] Shell, is provided with the return air passage, heat exchange passage and air supply passage that communicate sequentially;Air flow sequentially passes through the return air passage, the heat exchange passage and the air supply passage;And along vertical direction, the heat exchange passage is at the bottom of the shell;

[0007] Heat exchange assembly is arranged in the heat exchange passage;And the heat exchange surface of the heat exchange assembly is obliquely arranged in the heat exchange passage.

[0008] Beneficial effect: the heat exchange surface of the heat exchange assembly is obliquely placed, which can increase the contact area of heat exchange surface and air flow, thereby improving the heat exchange efficiency. More contact area means more heat transfer opportunity, so that the heat exchange process is more efficient. At the same time, the inclined heat exchange assembly can play a certain guiding role, guide air to flow along a specific path, reduce the dead angle of air flow, make air more evenly pass through the heat exchange assembly, improve the heat exchange effect. Further, oblique placement can reduce the resistance of air passing through the heat exchange assembly, so that air flows more smoothly. This helps to reduce the power consumption of fan and improve the energy efficiency ratio of system. It can further reduce air resistance and improve the smoothness of air flow.

[0009] And, the heat exchange channel is arranged at the bottom in the embodiment, so that condensed water generated in the heat exchange process of the heat exchange module can be prevented from falling into other devices under the action of air flow, thereby ensuring the safety of the whole device. The condensed water can also be conveniently collected and discharged, reducing the influence of the condensed water on other components. Meanwhile, the heat exchange channel is located at the bottom region of the shell, so that the hot and cold air can be naturally convection under the action of gravity, improving the heat exchange efficiency.

[0010] In an alternative embodiment, the heat exchange surface of the heat exchange assembly is parallel to the vertical direction, and the heat exchange channel is a rectangular space, and the heat exchange surface coincides with one of the diagonal lines of the heat exchange channel.

[0011] In an alternative embodiment, the heat exchange assembly comprises:

[0012] A surface cooler is installed in the heat exchange channel, and the heat exchange surface of the surface cooler is arranged obliquely in the heat exchange channel; the surface cooler is provided with a water inlet pipe and a water outlet pipe, and the water inlet pipe and the water outlet pipe extend outward from the shell;

[0013] A humidifier is arranged in the heat exchange channel.

[0014] In an alternative embodiment, the heat exchange assembly further comprises:

[0015] A water collecting tray is arranged at the bottom of the surface cooler and the humidifier; the water collecting tray is used to collect condensed water from the surface cooler and the humidifier;

[0016] A drain port is arranged at the bottom of the water collecting tray;

[0017] A drain pipe is in communication with the drain port; one end of the drain pipe away from the drain port extends outward from the shell.

[0018] The water collecting tray is arranged at the bottom of the surface cooler and the humidifier in the embodiment, which can effectively collect condensed water from the surface cooler and the humidifier. This not only reduces the accumulation of condensed water on the heat exchange module, prevents the condensed water from affecting the heat exchange effect, but also avoids the pollution and damage of the condensed water to other components. Meanwhile, the surface cooler and the humidifier share a water collecting tray, thereby simplifying the structure, saving internal space, and reducing production costs to a certain extent.

[0019] In an alternative embodiment, the surface of the water collecting tray is arranged obliquely, so that the water collecting tray has a sunken structure, and the drain port is at the bottom of the water collecting tray; the surface of the water collecting tray has a predetermined slope value when it is inclined, and the predetermined slope value is between 3 ‰ and 8 ‰.

[0020] Beneficial effects: The embodiment sets an inclined surface on the water pan, which can ensure that water flows smoothly to the drain, avoiding water accumulation in the water pan. Especially in the case of a larger water pan or larger water volume, this design can effectively reduce the risk of water accumulation. Although the smaller inclination angle seems to be smaller in value, it is enough to ensure that the water flows to the lowest point of the drain, allowing the water pan to be quickly emptied. It also helps to reduce water retention time, thereby reducing the chances of mold and bacteria growth. Moreover, by setting the drain at the bottom, the water entering the water pan can be promptly drained, reducing the likelihood of overflow due to excessive water. The inclined design helps to reduce water retention time, thereby reducing the chances of mold and bacteria growth.

[0021] In an alternative embodiment, the bottom of the water pan is coated with thermal insulation material.

[0022] Beneficial effects: The embodiment coats the bottom of the water pan with thermal insulation material, which can reduce heat exchange between the water pan and the heat exchange channel and the external environment, thereby reducing the additional energy consumption of the air cabinet and improving the overall energy utilization rate of the air cabinet, which can save energy and reduce consumption to some extent.

[0023] In an alternative embodiment, the shell has a water inlet corresponding to the water inlet pipe, a water outlet corresponding to the water outlet pipe, and a drain corresponding to the drain.

[0024] The water inlet pipe extends outward from the shell after being inserted into the water inlet;

[0025] The water outlet pipe extends outward from the shell after being inserted into the water outlet;

[0026] One end of the drain pipe communicates with the drain, and the other end of the drain pipe communicates with the drain.

[0027] Beneficial effects: The embodiment sets the water inlet, water outlet, and drain in the nearest position corresponding to the shell, which can facilitate the replacement of the heat exchange medium of the surface air cooler. Compared with staggered arrangement and then connecting through the pipeline, it is beneficial to reduce internal resistance during replacement and improve work efficiency to some extent. Further, the drain is set in the nearest position corresponding to the shell, which can drain the heat exchange medium nearby during drainage, preventing the heat exchange medium from remaining in the air cabinet and ensuring safe drainage.

[0028] In an alternative embodiment, the heat exchange assembly further comprises:

[0029] A water level detection device is provided in the water pan.

[0030] Beneficial effects: The water level detection device in this embodiment can monitor the water level change in the water pan in real time, ensuring that the water pan is always in the best operating state. This is very important for preventing water overflow and water accumulation. When the water level exceeds the preset safety threshold, the water level detection device can trigger an alarm to notify the operator to take measures in time to avoid water overflow accidents. Additional drainage devices can also be provided in the water pan, and the water level detection device can be linked with the drainage devices to automatically start or stop drainage according to the water level, realizing intelligent management and improving the automation level of the system.

[0031] In an alternative embodiment, the heat exchange assembly divides the heat exchange channel into an air inlet cavity and an air outlet cavity, the air inlet cavity is located on the air inlet side of the heat exchange assembly, and the air outlet cavity is located on the air outlet side of the heat exchange assembly; a first sealing plate is provided between the air inlet cavity and the air supply channel, and a second sealing plate is provided between the air outlet cavity and the return air channel.

[0032] Beneficial effects: The provision of the first and second sealing plates in this embodiment effectively prevents air leakage between the air supply channel and the air inlet cavity, and between the return air channel and the air outlet cavity, reducing unnecessary energy loss. This not only improves the overall energy efficiency of the air cabinet, but also reduces operating costs. It can also avoid the problem of condensation or abnormal noise caused by air flow between the air supply channel and the return air channel. Of course, the first and second sealing plates can have a certain setting angle, so that the first and second sealing plates can guide the internal air flow to some extent, helping to reduce the turbulence of the air flow inside the heat exchange assembly, reduce the noise caused by turbulence, and provide a quieter operating environment.

[0033] In an alternative embodiment, a partition plate is provided between the air supply channel and the return air channel.

[0034] Beneficial effects: Due to the temperature difference of air after heat exchange in the surface air cooler, if the air supply channel and the return air channel are directly in contact, condensation will inevitably form on the inner wall of the channel. Therefore, in this embodiment, a partition plate is provided between the air supply channel and the return air channel, which can play a certain heat insulation role and can avoid condensation on the inner wall of the channel. At the same time, sound insulation materials can be further provided in the partition plate, which can further prevent abnormal noise. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical solutions in the specific embodiments or related technologies of the present application, the following will briefly introduce the drawings needed to be used in the specific embodiments or related technology description. Obviously, the drawings described below are some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creating any creative labor.

[0036] Fig. 1 It is the structure schematic view of the air cabinet device in the embodiment of the utility model;

[0037] Fig. 2 It is the internal structure schematic view in the heat exchange passage.

[0038] Mark explanation:

[0039] 1, shell; 11, return air passage; 12, heat exchange passage; 13, air supply passage; 14, water inlet; 15, water outlet; 16, water inlet;

[0040] 2, heat exchange assembly; 21, surface cooler; 211, heat exchange surface; 22, humidifier; 23, water pan;

[0041] 3, first sealing plate; 4, second sealing plate; 5, partition plate; 6, oblique sealing plate. Specific implementation

[0042] In order to make the purpose, technical scheme and advantage of the embodiment of the utility model more clear, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model, obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the scope of protection of the utility model.

[0043] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and not indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0044] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, 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 inside two elements, it can be wireless connection, or it can be wired connection. For the person skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0045] In addition, the technical features involved in the different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0046] The air handling unit mainly relies on the rotation of the fan to drive the indoor (or outdoor) air to exchange heat with the internal coil of the unit, and filter impurities in the air, so as to maintain the indoor temperature and humidity and air cleanliness by controlling the temperature and air volume of the outlet air. Because the air cabinet is usually installed in the machine room or outdoors, it has the characteristics of large air supply volume, whole-house multifunctional adjustment, long-term operation, etc. At present, due to the limited internal space of the air cabinet, the windward area of the surface cooler 21 is insufficient, which reduces the overall heat exchange capacity of the air cabinet and affects the user experience.

[0047] Therefore, the utility model provides a kind of air cabinet device to solve the problem of low overall heat exchange capacity of air cabinet.

[0048] The embodiments of the utility model are described below in conjunction with Figs. 1-2

[0049] According to the embodiments of the utility model, on the one hand, a kind of air cabinet device is provided, which comprises a shell 1 and a heat exchange assembly 2.

[0050] Specifically, in the present embodiment, the shell 1 is provided with a return air passage 11, a heat exchange passage 12 and a supply air passage 13 which are communicated in sequence, and the air flow passes through the return air passage 11, the heat exchange passage 12 and the supply air passage 13 in sequence. And in the vertical direction, the heat exchange passage 12 is at the bottom of the shell 1. That is, in the vertical direction, the heat exchange passage 12 is at the bottom of the shell 1, so that the return air passage 11 and the supply air passage 13 are higher than the heat exchange passage 12.

[0051] Further, in the present embodiment, the heat exchange assembly 2 is arranged in the heat exchange passage 12, and the heat exchange surface 211 of the heat exchange assembly 2 is arranged obliquely in the heat exchange passage 12. The heat exchange assembly 2 is usually rectangular in structure, and the heat exchange surface 211 of the heat exchange assembly 2 is usually arranged on two opposite sides of the rectangular structure. As for the inclination direction, the heat exchange surface 211 of the heat exchange assembly 2 can be arranged along the inclination direction, so that there is an angle between the heat exchange surface 211 and the vertical direction. In this case, a reserved air port needs to be arranged between the supply air passage 13 and the heat exchange passage 12, and between the return air passage 11 and the heat exchange passage 12, so that the air flow can enter normally.

[0052] Of course, sealing work also needs to be done to avoid air leakage between the return air passage 11 and the supply air passage 13.

[0053] ​In this way, the heat exchange surface 211 is inclined in the present embodiment, which can increase the contact area between the heat exchange surface 211 and the air flow, thereby improving the heat exchange efficiency. More contact area means more heat transfer opportunities, making the heat exchange process more efficient. At the same time, the inclined heat exchange assembly 2 can play a certain guiding role, guiding the air to flow along a specific path, reducing the dead angle of air flow, making the air flow more evenly through the heat exchange assembly 2, and improving the heat exchange effect. Further, the inclined placement can reduce the resistance of the air passing through the heat exchange assembly 2, making the air flow more smooth. This helps to reduce the power consumption of the fan and improve the energy efficiency ratio of the system. It can further reduce air resistance and improve the smoothness of air flow.

[0054] Also, in the present embodiment, the heat exchange channel 12 is arranged at the bottom, which can prevent the condensed water generated during the heat exchange process from falling into other equipment under the action of the air flow, thereby ensuring the safety of the entire equipment. It can also facilitate the collection and discharge of condensed water, reducing the impact of condensed water on other components. At the same time, the heat exchange channel 12 is located at the bottom of the shell 1, which can use the action of gravity to make the cold and hot air naturally convection, improving the heat exchange efficiency.

[0055] Further, in an alternative embodiment, the heat exchange surface 211 of the heat exchange assembly 2 is parallel to the vertical direction, and the heat exchange channel 12 is a rectangular space, and the heat exchange surface 211 coincides with one of the diagonals of the heat exchange channel 12. The heat exchange surface 211 of the heat exchange assembly 2 is usually arranged on two opposite sides of the rectangular structure, i.e. the air inlet surface and the air outlet surface, so that the air inlet surface or the air outlet surface can coincide with one of the diagonals of the heat exchange channel 12.

[0056] Further, in an alternative embodiment, the heat exchange assembly 2 includes a surface cooler 21 and a humidifier 22.

[0057] Specifically, in the present embodiment, as shown in Fig. 2 the surface cooler 21 is in a rectangular structure and is installed at the bottom of the heat exchange channel 12. Being at the bottom of the air cabinet, it effectively reduces the problem of surface cooler 21 water flying due to excessive local wind speed, effectively improving the safety of the fan module and other functional modules.

[0058] Also, the heat exchange surface 211 of the surface cooler 21 is inclined in the heat exchange channel 12. The surface cooler 21 is provided with a water inlet pipe and a water outlet pipe, which extend outward from the shell 1. The water inlet pipe and the water outlet pipe are used to replace the heat exchange medium in the surface cooler 21, which can be water, ethanol, ethylene glycol, etc.

[0059] Further, in the present embodiment, a humidifier 22 is arranged in the heat exchange channel 12. The humidifier 22 is used to humidify according to the actual humidity in the air after heat exchange.

[0060] Further, in an alternative embodiment, the heat exchange assembly 2 further comprises a water collecting tray 23, a water outlet, and a drain pipe.

[0061] Specifically, in the present embodiment, the water collecting tray 23 is arranged at the bottom of the surface cooler 21 and the humidifier 22, and is used to collect the condensed water from the surface cooler 21 and the humidifier 22. The water outlet is arranged at the bottom of the water collecting tray 23, and is used to drain the water in the water collecting tray 23 outwards.

[0062] Further, the drain pipe is in communication with the water outlet, and the end of the drain pipe away from the water outlet extends outwards from the shell 1. The drain pipe can drain the water in the water collecting tray 23 out of the air cabinet.

[0063] In this way, the present embodiment arranges the water collecting tray 23 at the bottom of the surface cooler 21 and the humidifier 22, which can effectively collect the condensed water from the surface cooler 21 and the humidifier 22. This not only reduces the accumulation of condensed water on the heat exchange module, prevents the condensed water from affecting the heat exchange effect, but also avoids the pollution and damage of the condensed water to other components. At the same time, the surface cooler 21 and the humidifier 22 share a water collecting tray 23, which simplifies the structure, saves the internal space, and to some extent, can reduce the production cost.

[0064] Further, in an alternative embodiment, the surface of the water collecting tray 23 is arranged to be inclined, so that the water collecting tray 23 is a sunken structure, and the water outlet is at the bottom of the water collecting tray 23; the surface of the water collecting tray 23 has a predetermined slope value when inclined, and the predetermined slope value is between 3 ‰ and 8 ‰. For a slope of 3 ‰, that is, a rise or fall of 3 units of height per 1000 units of length. In the present embodiment, it is between a fall of 3 units of height per 1000 units of length and a fall of 8 units of height per 1000 units of length.

[0065] In this way, the inclined surface of the water collecting tray 23 can ensure smooth water flow to the drain, avoiding water accumulation in the water collecting tray 23. In particular, in the case of a larger water collecting tray 23 or a larger water volume, this design can effectively reduce the risk of water accumulation. Although the smaller inclination angle seems to be small in value, it is sufficient to ensure water flow to the lowest drain, allowing the water collecting tray 23 to be quickly emptied. It also helps to reduce water retention time, thereby reducing the opportunity for mold and bacteria to grow. Furthermore, by placing the drain at the bottom, the water entering the water collecting tray 23 can be promptly drained, reducing the likelihood of overflow due to excessive water volume. The inclined design helps to reduce water retention time, thereby reducing the opportunity for mold and bacteria to grow.

[0066] Further, in an alternative embodiment, the bottom of the water collecting tray 23 is coated with thermal insulation material. The thermal insulation material can be polystyrene foam board, polyurethane foam, phenolic foam, and foamed polyethylene, etc. Of course, the present embodiment only exemplifies the specific types of thermal insulation materials, but is not limited thereto, and those skilled in the art can make changes according to actual conditions, as long as the same technical effects can be achieved.

[0067] In this way, the bottom of the water collecting tray 23 is coated with thermal insulation material, which can reduce heat exchange between the water collecting tray 23 and the heat exchange channel 12 and the external environment, thereby reducing the additional energy consumption of the air cabinet and improving the overall energy utilization rate of the air cabinet, thereby achieving energy saving and consumption reduction to some extent.

[0068] Further, in an alternative embodiment, the housing 1 is provided with a water inlet 14 corresponding to the water inlet pipe, a water outlet 15 corresponding to the water outlet pipe, and a drain port 16 corresponding to the drain.

[0069] Furthermore, the water inlet pipe extends outward from the housing 1 after being inserted into the water inlet 14, and the water outlet pipe extends outward from the housing 1 after being inserted into the water outlet 15. One end of the drain pipe communicates with the drain, and the other end of the drain pipe communicates with the drain port 16.

[0070] In this way, the water inlet 14 and the water outlet 15 are provided at the nearest position corresponding to the housing 1, which can facilitate the replacement of the heat exchange medium of the surface air cooler 21. Compared with staggered arrangement and then connected by pipeline, this design can reduce internal resistance during replacement, thereby improving work efficiency to some extent. Further, the drain port 16 is provided at the nearest position corresponding to the housing 1, which can drain the heat exchange medium nearby during drainage, preventing the heat exchange medium from remaining in the air cabinet and ensuring safe drainage.

[0071] Further, in an alternative embodiment, the heat exchange assembly 2 further comprises a water level detection device arranged in the water pan 23. The water level detection device can be a common water level detector with early warning function on the market, or other water level detection devices that can realize early warning and communication functions.

[0072] In this way, the water level detection device in this embodiment can monitor the water level change in the water pan 23 in real time, ensuring that the water pan 23 is always in the best operating state. This is very important to prevent water overflow and water accumulation. When the water level exceeds the preset safety threshold, the water level detection device can trigger an alarm to notify the operator in time to take measures to avoid water overflow accidents. A drainage device can also be additionally arranged in the water pan 23, and the water level detection device can be linked with the drainage device to automatically start or stop drainage according to the water level, realizing intelligent management and improving the automation level of the system.

[0073] Further, in an alternative embodiment, the heat exchange assembly 2 divides the heat exchange channel 12 into an air inlet cavity and an air outlet cavity, the air inlet cavity is located at the air inlet side of the heat exchange assembly 2, and the air outlet cavity is located at the air outlet side of the heat exchange assembly 2; a first sealing plate 3 is arranged between the air inlet cavity and the air supply channel 13, and a second sealing plate 4 is arranged between the air outlet cavity and the return air channel 11.

[0074] Of course, a slanting sealing plate 6 can also be arranged at the edge of the heat exchange assembly 2 and the heat exchange channel 12 to separate the air inlet cavity and the air outlet cavity and prevent air from flowing between the air inlet cavity and the air outlet cavity.

[0075] In this way, the arrangement of the first sealing plate 3 and the second sealing plate 4 in this embodiment effectively prevents air leakage between the air supply channel 13 and the air inlet cavity and between the return air channel 11 and the air outlet cavity, reducing unnecessary energy loss. This not only improves the energy efficiency of the air cabinet as a whole, but also reduces the operating cost. It can also avoid the condensation or abnormal sound problem caused by air flow between the air supply channel 13 and the return air channel 11. Of course, the first sealing plate 3 and the second sealing plate 4 can have a certain setting angle, so that the first sealing plate 3 and the second sealing plate 4 can guide the internal air flow to some extent, which helps to reduce the turbulence phenomenon of the air flow in the heat exchange assembly 2, reduces the noise caused by turbulence, and provides a quieter operating environment.

[0076] Further, in an alternative embodiment, a partition plate 5 is arranged between the air supply channel 13 and the return air channel 11. Of course, the wire holes on the partition plate 5 can all use waterproof sealing sleeves to play a certain sealing role.

[0077] Thus, due to the temperature difference of the air after heat exchange in the surface cooler 21, if the air supply channel 13 directly contacts the return air channel 11, condensation will inevitably form on the inner wall of the channel. Therefore, in the embodiment, the partition plate 5 is arranged between the air supply channel 13 and the return air channel 11, which can play a certain heat insulation role and can avoid the formation of condensation on the inner wall of the channel. At the same time, the sound insulation material can be further arranged in the partition plate 5, and further, the abnormal sound can be prevented.

[0078] Although the embodiments of the present application are described in conjunction with the drawings, various modifications and changes can be made by those skilled in the art without departing from the spirit and scope of the present application, and such modifications and changes fall within the scope defined by the appended claims.

Claims

1. A windbox arrangement, characterized by The application relates to a heat exchange device. The heat exchange device comprises a shell (1) provided with a return air channel (11), a heat exchange channel (12) and a supply air channel (13) which are sequentially communicated; air flows through the return air channel (11), the heat exchange channel (12) and the supply air channel (13) in sequence; and in the vertical direction, the heat exchange channel (12) is located at the bottom of the shell (1). A heat exchange assembly (2) is arranged in the heat exchange channel (12); and a heat exchange surface (211) of the heat exchange assembly (2) is arranged in the heat exchange channel (12) in an inclined manner.

2. The wind cabinet apparatus of claim 1, wherein, The heat exchange surface (211) of the heat exchange assembly (2) is parallel to the vertical direction, and the heat exchange channel (12) is a rectangular space; the heat exchange surface (211) is coincident with one of the diagonal lines of the heat exchange channel (12).

3. The wind cabinet apparatus of claim 2, wherein, The heat exchange assembly (2) comprises: A surface cooler (21) is arranged in the heat exchange channel (12), and a heat exchange surface (211) of the surface cooler (21) is arranged in the heat exchange channel (12) in an inclined manner; the surface cooler (21) is provided with an inlet water pipe and an outlet water pipe, and the inlet water pipe and the outlet water pipe extend outwards from the shell (1); A humidifier (22) is arranged in the heat exchange channel (12).

4. The windbox apparatus of claim 3, wherein, The heat exchange assembly (2) further comprises: A water collecting tray (23) is arranged at the bottom of the surface cooler (21) and the humidifier (22); the water collecting tray (23) is used for collecting condensed water from the surface cooler (21) and the humidifier (22); A water outlet is arranged at the bottom of the water collecting tray (23); A drain pipe is in communication with the water outlet; one end of the drain pipe away from the water outlet extends outwards from the shell (1).

5. The windbox apparatus of claim 4, wherein, The surface of the water collecting tray (23) is arranged in an inclined manner, so that the water collecting tray (23) is in a sunken structure, and the water outlet is located at the bottom of the water collecting tray (23); The surface of the water collecting tray (23) has a predetermined slope value when being inclined, and the predetermined slope value is between 3‰ and 8‰.

6. The wind cabinet apparatus of claim 5, wherein, The bottom of the water collecting tray (23) is coated with a heat preservation material.

7. The air cabinet device according to any one of claims 4 to 6, wherein The shell (1) is provided with a water inlet (14) corresponding to the inlet water pipe, a water outlet (15) corresponding to the outlet water pipe and a water guide inlet (16) corresponding to the water outlet; The inlet water pipe extends outwards from the shell (1) after being inserted into the water inlet (14); The outlet water pipe extends outwards from the shell (1) after being inserted into the water outlet (15); One end of the drain pipe is in communication with the water outlet, and the other end of the drain pipe is in communication with the water guide inlet (16).

8. The wind cabinet apparatus of any one of claims 4 to 6, wherein, The heat exchange assembly (2) further comprises: A water level detection device is arranged in the water collecting tray (23).

9. The wind cabinet apparatus of any one of claims 1 to 6, wherein, The heat exchange assembly (2) divides the heat exchange channel (12) into an air inlet cavity and an air outlet cavity, the air inlet cavity is located at the air inlet side of the heat exchange assembly (2), and the air outlet cavity is located at the air outlet side of the heat exchange assembly (2); a first sealing plate (3) is arranged between the air inlet cavity and the air supply channel (13), and a second sealing plate (4) is arranged between the air outlet cavity and the return air channel (11).

10. The wind turbine arrangement according to claim 9, wherein A partition plate (5) is arranged between the air supply channel (13) and the return air channel (11).