Dehumidifier

By designing a dehumidifier with a combination of multiple inlet and outlet positions, the problem of poor adaptability of existing dehumidifiers is solved, and the flexible application and efficient dehumidifier effect of dehumidifiers in a variety of scenarios are achieved.

CN223020442UActive Publication Date: 2025-06-24NINGBO FREE TRADE ZONE REFINE MOULD TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202421804478.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-29
Publication Date
2025-06-24
Estimated Expiration
2034-07-29

AI Technical Summary

Technical Problem

When faced with complex pipeline installation and different usage scenarios, existing dehumidifiers have poor adaptability and are difficult to meet the needs of multiple air inlet and outlet positions.

Method used

A dehumidifier including a shell, air inlet, air outlet assembly, cover plate and dehumidifier system is designed. Through the combination of multiple air inlet and outlet positions, the multi-scene adaptability of the dehumidifier is achieved.

Benefits of technology

It realizes the combination of multiple inlet and outlet positions of the dehumidifier, adapts to installation and application in various occasions, and improves the adaptability and use flexibility of the dehumidifier.

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Patent Text Reader

Abstract

The utility model provides a dehumidifier. The dehumidifier comprises a shell, an air inlet piece, an air outlet assembly, a first cover plate, a second cover plate and a dehumidification system. The shell is provided with a first air opening, a second air opening, a third air opening and a fourth air opening. The air inlet piece is matched with the first air opening, and the air inlet piece is detachably connected with the shell; the air outlet assembly is matched with the second air opening, and the air outlet assembly is detachably connected with the shell; the first cover plate is detachably connected with the shell and covers the third air opening; the second cover plate is detachably connected with the shell and covers the fourth air opening. The dehumidification system is arranged in the shell; wherein the first air opening is formed in the side wall of the shell, the second air opening is formed in the side, opposite to the first air opening, of the shell, the third air opening and the fourth air opening are formed in the top of the shell, the third air opening is close to the air inlet piece, and the fourth air opening is close to the air outlet assembly. The dehumidifier solves the problem that a conventional dehumidifier is difficult to deal with complex pipeline installation.
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Description

Technical Field

[0001] The utility model relates to the technical field of dehumidification equipment, and more specifically, to a dehumidifier. Background Art

[0002] When the humid air passes through the low-temperature evaporator, condensed water is formed on the surface of the evaporator, thereby condensing the moisture in the air. Then, the dried air is heated by the high-temperature condenser and blown back into the original environment, so as to achieve the effect of reducing the indoor humidity while maintaining the indoor temperature unchanged.

[0003] In the prior art, the orientation settings of the air inlet and outlet of the dehumidifier are single, and it has poor adaptability in the face of relatively complex pipeline installations and different usage scenarios. Summary of the Utility Model

[0004] The utility model solves the problem of poor adaptability of conventional dehumidifiers to different application scenarios.

[0005] To solve the above problems, the utility model provides a dehumidifier, including: a housing, an air inlet member, an air outlet assembly, a first cover plate, a second cover plate, and a dehumidification system. The housing is provided with a first air outlet, a second air outlet, a third air outlet, and a fourth air outlet; the air inlet member is matched with the first air outlet, and the air inlet member is detachably connected to the housing; the air outlet assembly is matched with the second air outlet, and the air outlet assembly is detachably connected to the housing; the first cover plate is detachably connected to the housing to cover the third air outlet; the second cover plate is detachably connected to the housing to cover the fourth air outlet; the dehumidification system is arranged inside the housing; wherein, the first air outlet is arranged on the side wall of the housing, the second air outlet is arranged on the opposite side of the first air outlet on the housing, the third air outlet and the fourth air outlet are arranged on the top of the housing, the third air outlet is arranged close to the air inlet member, and the fourth air outlet is arranged close to the air outlet assembly.

[0006] Compared with the prior art, the effects achieved by this technical solution are as follows: The housing is used to enclose the relevant components inside the dehumidifier and carry the air inlet member and the air outlet assembly. The first air outlet is the default initial installation position of the air inlet member, and the second air outlet is the default initial installation position of the air outlet assembly. In the initial state, the first cover plate defaults to cover the third air outlet, and the second cover plate defaults to cover the fourth air outlet, so that the housing remains relatively closed except for the air inlet and outlet, to support the directional entry and exit of air inside the dehumidifier. The third air outlet is the preparatory installation position for the air inlet member, and the fourth air outlet is the preparatory installation position for the air outlet assembly. When the user uses the dehumidifier provided by this solution, the position of the air inlet and outlet of the dehumidifier can be adjusted by installing the air inlet member to the third air outlet or installing the air outlet assembly to the fourth air outlet, so that the dehumidifier has multiple combinations of inlet and outlet positions, can adapt to the installation and application in a variety of occasions, and the dehumidification system is arranged inside the housing to achieve the effect of drying air.

[0007] Further, the air outlet assembly includes a connecting member, an air outlet member, and an air supply member. The connecting member is nested and fitted with the second air outlet, and the connecting member is detachably connected to the housing; the air outlet member is disposed on the side of the connecting member away from the dehumidification system; the air supply member is disposed on the side of the connecting member close to the dehumidification system.

[0008] Compared with the prior art, the effects achieved by this technical solution are as follows: The air supply member is used to send the dehumidified air in the dehumidifier back into the room, and the air outlet member is used to concentrate the air flow, so that the dehumidified air is concentrated and sent back into the room, accelerating the air flow rate in the room and making the dehumidification effect of the dehumidifier better. The connecting member plays a transitional role, which can further ensure the overall airtightness of the dehumidifier and make the dehumidification effect of the dehumidifier meet the standard.

[0009] Further, the dehumidification system includes an evaporator, a condenser, a compressor, and a refrigerant medium. The evaporator is disposed in the housing near the first air outlet; the condenser is disposed adjacent to the evaporator and is connected to the evaporator through a pipeline; the compressor is connected to the evaporator through a pipeline, and the compressor is connected to the condenser through a pipeline; the refrigerant medium is stored in the compressor.

[0010] Compared with the prior art, the effects achieved by this technical solution are as follows: The evaporator can condense the moisture in the air into liquid and precipitate it. The condenser is used to heat the low-temperature air after dehumidification to ensure that the indoor temperature remains stable while dehumidifying. By working in this cycle, the purpose of reducing the indoor air humidity is achieved. The compressor is an important part of the dehumidification system. The compressor is used to store the refrigerant medium. When the dehumidifier works, the compressor sends the refrigerant medium into the evaporator through the pipeline. After the refrigerant medium vaporizes through the evaporator, it enters the condenser to be liquefied and flows back into the compressor in a liquid state.

[0011] Further, the dehumidification system further includes a water collection tank and a drain port. The water collection tank is disposed in the housing, near the evaporator and away from the third air outlet; the drain port is disposed on the housing and is communicated with the water collection tank.

[0012] Compared with the prior art, the effects achieved by this technical solution are as follows: The water collection tank is used to collect the condensed water on the evaporator and then discharge it outside the dehumidifier through the drain port.

[0013] Further, the dehumidifier further includes a filter screen, and the filter screen is disposed between the evaporator and the third air outlet.

[0014] Compared with the prior art, the effects achieved by this technical solution are as follows: It is used to filter the dust in the dehumidified and dried air and keep the indoor air clean.

[0015] Further, the dehumidifier further includes a wind valve, and the wind valve is disposed on the housing and is arranged on the same side as the first air outlet.

[0016] Compared with the prior art, the effects achieved by this technical solution are as follows: During actual use, the air valve is generally connected to the outdoor environment. The function of the air valve is to send outdoor air into the room to maintain the indoor carbon dioxide concentration.

[0017] Furthermore, the dehumidifier has a first working state. When the dehumidifier is in the first working state, the air inlet member cooperates with the first air outlet, the air outlet assembly cooperates with the second air outlet, the first cover plate closes the third air outlet, and the second cover plate closes the fourth air outlet.

[0018] Compared with the prior art, the effects achieved by this technical solution are as follows: In the first working state, the air inlet member is located on the side wall of the housing, and the air outlet assembly is located on the opposite side of the air inlet member, achieving the effect of setting the air inlet and outlet opposite to each other.

[0019] Furthermore, the dehumidifier has a second working state. When the dehumidifier is in the second working state, the air inlet member cooperates with the first air outlet, the air outlet assembly cooperates with the fourth air outlet, the first cover plate closes the third air outlet, and the second cover plate closes the second air outlet.

[0020] Compared with the prior art, the effects achieved by this technical solution are as follows: In the second working state, the air inlet member is located on the side wall of the housing, and the air outlet assembly is located on the top of the housing, achieving the effect of the dehumidifier taking in air from the side and discharging air from the top.

[0021] Furthermore, the dehumidifier has a third working state. When the dehumidifier is in the third working state, the air inlet member cooperates with the third air outlet, the air outlet assembly cooperates with the second air outlet, the first cover plate closes the first air outlet, and the second cover plate closes the fourth air outlet.

[0022] Compared with the prior art, the effects achieved by this technical solution are as follows: In the third working state, the air inlet member is located on the top of the housing, and the air outlet assembly is located on the side wall of the housing, achieving the effect of the dehumidifier taking in air from the top and discharging air from the side.

[0023] Furthermore, the dehumidifier has a fourth working state. When the dehumidifier is in the fourth working state, the air inlet member cooperates with the third air outlet, the air outlet assembly cooperates with the fourth air outlet, the first cover plate closes the first air outlet, and the second cover plate closes the second air outlet.

[0024] Compared with the prior art, the effects achieved by this technical solution are as follows: In the fourth working state, the air inlet member is located on the top of the housing, and the air outlet assembly is located on the top of the housing, achieving the effect of the dehumidifier taking in air from the top and discharging air from the top.

[0025] From the above four working states, it can be seen that the dehumidifier provided in this application has multiple combinations of air inlet and outlet positions, and has the technical effect of being able to adapt to multi-scenario applications and meet various air inlet and outlet orientation requirements. Description of the Drawings

[0026] Figure 1Overall view of the dehumidifier provided by this application;

[0027] Figure 2 Structural schematic diagram of the air outlet component;

[0028] Figure 3 Front view of the internal structure of the dehumidifier provided by this application;

[0029] Figure 4 Rear view of the internal structure of the dehumidifier provided by this application;

[0030] Figure 5 Structural schematic diagram of the air valve;

[0031] Figure 6 Schematic diagram of the position of the air outlet component when the dehumidifier is in the second working state;

[0032] Figure 7 Schematic diagram of the position of the air inlet component when the dehumidifier is in the third working state;

[0033] Figure 8 Schematic diagram of the positions of the air inlet component and the air outlet component when the dehumidifier is in the fourth working state.

[0034] Explanation of reference numerals:

[0035] 1 - Housing; 11 - First air outlet; 12 - Second air outlet; 13 - Third air outlet; 14 - Fourth air outlet; 2 - Air inlet component; 3 - Air outlet component; 31 - Air outlet piece; 32 - Connecting piece; 33 - Air supply piece; 4 - First cover plate; 5 - Second cover plate; 6 - Dehumidification system; 61 - Evaporator; 62 - Condenser; 63 - Compressor; 64 - Water collection tank; 65 - Drainage port; 7 - Filter screen; 8 - Air valve. Detailed implementation manners

[0036] The purpose of the present utility model is to provide a dehumidifier, which is used to achieve the effect that the dehumidifier can meet the requirements of different air inlet and outlet positions in different scenarios.

[0037] To make the above objects, features, and advantages of the present utility model more obvious and understandable, the following detailed description of the specific embodiments of the present utility model will be given with reference to the accompanying drawings.

[0038] As Figures 1 to 8As shown in the figure, the present utility model provides a dehumidifier, which includes: a housing 1, an air inlet member 2, an air outlet assembly 3, a first cover plate 4, a second cover plate 5, and a dehumidification system. The housing 1 is provided with a first air outlet 11, a second air outlet 12, a third air outlet 13, and a fourth air outlet 14; the air inlet member 2 is matched with the first air outlet 11, and the air inlet member 2 is detachably connected to the housing 1; the air outlet assembly 3 is matched with the second air outlet 12, and the air outlet assembly 3 is detachably connected to the housing 1; the first cover plate 4 is detachably connected to the housing 1, and the first cover plate 4 covers the third air outlet 13; the second cover plate 5 is detachably connected to the housing 1, and the second cover plate 5 covers the fourth air outlet 14; the dehumidification system is arranged inside the housing 1; wherein, the first air outlet 11 is arranged on the side wall of the housing 1, the second air outlet 12 is arranged on the opposite side of the first air outlet 11 on the housing 1, the third air outlet 13 and the fourth air outlet 14 are arranged on the top of the housing 1, the third air outlet 13 is arranged close to the air inlet member 2, and the fourth air outlet 14 is arranged close to the air outlet assembly 3.

[0039] The air inlet member 2 and the housing 1 are detachably connected by screws.

[0040] The housing 1 is used to enclose the relevant components inside the dehumidifier, and to carry the air inlet member 2 and the air outlet assembly. The first air outlet 11 is defaulted as the initial installation position of the air inlet member 2, and the second air outlet 12 is defaulted as the initial installation position of the air outlet assembly 3. In the initial state, the first cover plate 4 defaultly covers the third air outlet 13, and the second cover plate 5 defaultly covers the fourth air outlet 14, so that the housing 1 remains relatively closed except for the air inlets and outlets, to support the directional inflow and outflow of the air inside the dehumidifier. The third air outlet 13 is the preparatory installation position of the air inlet member 2, and the fourth air outlet 14 is the preparatory installation position of the air outlet assembly 3. When the user uses the dehumidifier provided by this solution, the positions of the air inlets and outlets of the dehumidifier can be adjusted by installing the air inlet member 2 to the third air outlet 13 or installing the air outlet assembly 4 to the fourth air outlet 14, so that the dehumidifier has multiple combinations of inlet and outlet positions, and can adapt to the installation and application in various occasions. The dehumidification system is arranged inside the housing to achieve the effect of drying the air.

[0041] As Figure 2 shown in the figure, the air outlet assembly 3 includes a connecting member 32, an air outlet member 31, and a blowing member 33. The connecting member 32 is nested and matched with the second air outlet 12, and the connecting member 32 is detachably connected to the housing 1; the air outlet member 31 is arranged on the side of the connecting member 32 away from the dehumidification system; the blowing member 33 is arranged on the side of the connecting member 32 close to the dehumidification system.

[0042] In this embodiment, the connecting member 32 is a sheet metal part similar to a box body.

[0043] Specifically, the air supply component 33 is a blower. The connection component 32 and the air supply component 33 are detachably connected by screws. The connection component 32 is nested with the second air outlet 12 and then fixed to the housing 1 through detachable screws. The connection component 32 is internally provided with a honeycomb grille structure, which can prevent foreign objects from blocking the air outlet and facilitate daily maintenance and cleaning. The air outlet component 31 and the connection component 32 are detachably connected by screws.

[0044] The air supply component 33 is used to send the dehumidified air in the dehumidifier back into the room. The air outlet component 31 is used to concentrate the air flow, so that the dehumidified air is concentrated and sent back into the room, accelerating the air flow rate in the room and making the dehumidification effect of the dehumidifier better. The connection component 32 plays a transitional role, which can further ensure the overall airtightness of the dehumidifier and make the dehumidification effect of the dehumidifier meet the standard.

[0045] As Figure 3 and Figure 4 shown, the dehumidification system includes an evaporator 61, a condenser 62, a compressor 63 and a refrigerant medium. The evaporator 61 is arranged inside the housing 1 near one side of the first air outlet 11; the condenser 62 is arranged adjacent to the evaporator 61 and is connected to the evaporator 61 through pipelines; the compressor 63 is connected to the evaporator 61 through pipelines, and the compressor 63 is connected to the condenser 62 through pipelines; the refrigerant medium is stored in the compressor 63.

[0046] When the dehumidifier works, the compressor 63 pumps the liquid refrigerant medium to the evaporator 61 through pipelines. In the evaporator 61, the refrigerant medium vaporizes and absorbs heat, reducing the surface temperature of the evaporator 61. When the air passes through the evaporator 61, the water in the air condenses into liquid condensate and precipitates. When the refrigerant medium passes through the condenser 62, it releases heat and returns to the liquid state, increasing the surface temperature of the condenser 62. When the air passes through the surface of the condenser 62, it is heated and finally discharged back into the room through the air outlet assembly 3.

[0047] A partition is provided between the air outlet assembly 3 and the dehumidification system to separate the air that has completed dehumidification from the air that has not completed dehumidification. The compressor 63 is specifically arranged between the air outlet assembly 3 and the dehumidification system. The compressor 63 and the air outlet assembly 3 are on the same side of the partition. The fourth air outlet 14 and the air outlet assembly 3 are on the same side of the partition, and the third air outlet 13 and the dehumidification system are on the other side of the partition.

[0048] The evaporator 61 can condense the moisture in the air into liquid and precipitate it. The condenser 62 is used to heat the low-temperature air after dehumidification to ensure that the indoor temperature remains stable while dehumidifying. By working in this cycle, the purpose of reducing the indoor air humidity is achieved. The compressor 63 is an important part of the dehumidification system. The compressor 63 is used to store the refrigerant medium. When the dehumidifier works, the compressor 63 sends the refrigerant medium into the evaporator 61 through pipelines. After the refrigerant medium vaporizes in the evaporator 61, it enters the condenser 62 to liquefy and flows back into the compressor in a liquid state.

[0049] Refer again to Figure 3 and Figure 4 , the dehumidification system further includes a water collection tank 64 and a drain port 65. The water collection tank 64 is disposed inside the housing 1, near the evaporator 61 and away from the third air outlet 13; the drain port 65 is disposed on the housing 1 and communicates with the water collection tank 64.

[0050] As Figure 3 shown, the water collection tank 64 is specifically disposed below the evaporator 61 and the condenser 62. The water collection tank 64 is provided with two inclined slope structures for guiding the condensed water to converge towards the drain port 65.

[0051] The water collection tank 64 is used to collect the condensed water on the evaporator 61 and then discharge it outside the dehumidifier through the drain port 65.

[0052] The dehumidifier further includes a filter screen 7, and the filter screen 7 is disposed between the evaporator 61 and the third air outlet 13.

[0053] It is used to filter the dust in the air after dehumidification and drying to keep the indoor air clean.

[0054] As Figure 5 shown, the dehumidifier further includes a damper 8, and the damper 8 is disposed on the housing 1 and is arranged on the same side as the first air outlet 11.

[0055] Specifically, in this embodiment, the damper 8 includes a small motor, a valve plate and a valve body. The small motor is disposed on the surface of the valve body and is connected to a circular valve plate disposed inside the valve body through a driving shaft. When the damper 8 works, the valve plate is driven by the small motor to rotate around the shaft, thereby introducing fresh air from the outside into the room.

[0056] In the actual use process, the damper 8 is generally connected to the outdoor environment through a pipeline. The function of the damper 8 is to send outdoor air into the room to maintain the indoor carbon dioxide concentration.

[0057] Refer again to Figure 1 , the dehumidifier provided in this application has a first working state. When the dehumidifier is in the first working state, the air inlet member 2 cooperates with the first air outlet 11, the air outlet assembly 3 cooperates with the second air outlet 12, the first cover plate 4 closes the third air outlet 13, and the second cover plate 5 closes the fourth air outlet 14.

[0058] In the first working state, the air inlet member 2 is located on the side wall of the housing 1, and the air outlet assembly 3 is located on the opposite side of the air inlet member 2, achieving the effect of opposite setting of the air inlet and outlet.

[0059] As Figure 6 shown, the dehumidifier has a second working state. When the dehumidifier is in the second working state, the air inlet member 2 cooperates with the first air outlet 11, the air outlet assembly 3 cooperates with the fourth air outlet 14, the first cover plate 4 closes the third air outlet 13, and the second cover plate 5 closes the second air outlet 12.

[0060] The second cover plate 5 and the housing 1 are detachably connected by screws. Under the conditions of the first working state, the second cover plate 5 and the air outlet assembly 3 are disassembled, the air outlet assembly 3 is installed to the fourth air outlet 14, and the second cover plate 5 is installed to the second air outlet 12 to complete the switching of the working state.

[0061] In the second working state, the air inlet member 2 is located on the side wall of the housing 1, and the air outlet assembly 3 is located on the top of the housing 1, achieving the effect of the dehumidifier taking in air from the side and discharging air from the top.

[0062] As Figure 7 shown, the dehumidifier has a third working state. When the dehumidifier is in the third working state, the air inlet member 2 cooperates with the third air inlet 13, the air outlet assembly 3 cooperates with the second air outlet 12, the first cover plate 4 closes the first air outlet 11, and the second cover plate 5 closes the fourth air outlet 14.

[0063] Under the conditions of the first working state, the air inlet member 2 and the first cover plate 4 are disassembled, the air inlet member 2 is installed to the third air inlet 13, and the first cover plate 4 is installed to the first air inlet 11 to complete the switching of the working state.

[0064] In the third working state, the air inlet member 2 is located on the top of the housing 1, and the air outlet assembly 3 is located on the side wall of the housing 1, achieving the effect of the dehumidifier taking in air from the top and discharging air from the side.

[0065] As Figure 8 shown, the dehumidifier has a fourth working state. When the dehumidifier is in the fourth working state, the air inlet member 2 cooperates with the third air inlet 13, the air outlet assembly 3 cooperates with the fourth air outlet 14, the first cover plate 4 closes the first air outlet 11, and the second cover plate 5 closes the second air outlet 12.

[0066] Under the second working conditions, the air inlet member 2 and the first cover plate 4 are disassembled, the air inlet member 2 is installed to the third air inlet 13, and the first cover plate 4 is installed to the first air inlet 11 to complete the switching of the working state.

[0067] Or under the conditions of the third working state, the air outlet assembly 3 and the second cover plate 5 are disassembled, the air outlet assembly is installed to the fourth air outlet 14, and the second cover plate 5 is installed to the second air outlet 12 to complete the switching of the working state.

[0068] In the fourth working state, the air inlet member 2 is located on the top of the housing 1, and the air outlet assembly 3 is located on the top of the housing 1, achieving the effect of the dehumidifier taking in air from the top and discharging air from the top.

[0069] Although the present utility model is disclosed as above, the present utility model is not limited thereto. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the scope defined by the claims.

Claims

1. A dehumidifier, characterized in that: include: A shell, wherein the shell is provided with a first air outlet, a second air outlet, a third air outlet and a fourth air outlet; An air inlet member cooperates with the first air outlet, and the air inlet member is detachably connected to the shell; an air outlet assembly cooperates with the second air outlet, and the air outlet assembly is detachably connected to the shell; a first cover plate is detachably connected to the shell, covering the third air outlet; a second cover plate is detachably connected to the shell, covering the fourth air outlet; a dehumidification system is arranged in the shell; wherein the first air outlet is arranged on the side wall of the shell, the second air outlet is arranged on the opposite side of the first air outlet on the shell, the third air outlet and the fourth air outlet are arranged on the top of the shell, the third air outlet is arranged close to the air inlet member, and the fourth air outlet is arranged close to the air outlet assembly.

2. The dehumidifier according to claim 1, characterized in that: The air outlet assembly includes: a connecting piece, which is nested with the second air outlet and is detachably connected to the shell; an air outlet piece, which is arranged on the side of the connecting piece away from the dehumidification system; and an air supply piece, which is arranged on the side of the connecting piece close to the dehumidification system.

3. The dehumidifier according to claim 2, characterized in that: The dehumidification system includes: an evaporator, which is arranged in the shell near the first air outlet; a condenser, which is arranged adjacent to the evaporator and connected to the evaporator pipeline; a compressor, which is connected to the evaporator pipeline and the compressor is connected to the condenser pipeline; and a refrigerant medium is stored in the compressor.

4. The dehumidifier according to claim 3, characterized in that: The dehumidification system further includes: a water collecting tank, which is arranged in the shell and close to the evaporator and away from the third air outlet; a drain port, which is arranged on the shell and communicated with the water collecting tank.

5. The dehumidifier according to claim 4, characterized in that: The dehumidifier further includes a filter screen, and the filter screen is arranged between the evaporator and the third air outlet.

6. The dehumidifier according to claim 5, characterized in that: The dehumidifier further includes: an air valve, which is arranged on the shell and is arranged on the same side as the first air outlet.

7. The dehumidifier according to any one of claims 1 to 6, characterized in that: The dehumidifier is in a first working state; when the dehumidifier is in the first working state, the air inlet component cooperates with the first air outlet, the air outlet component cooperates with the second air outlet, the first cover plate closes the third air outlet, and the second cover plate closes the fourth air outlet.

8. The dehumidifier according to claim 7, characterized in that: The dehumidifier is in a second working state; when the dehumidifier is in the second working state, the air inlet cooperates with the first air outlet, the air outlet assembly cooperates with the fourth air outlet, the first cover plate closes the third air outlet, and the second cover plate closes the second air outlet.

9. The dehumidifier according to claim 8, characterized in that The dehumidifier is in a third working state; when the dehumidifier is in the third working state, the air inlet cooperates with the third air outlet, the air outlet assembly cooperates with the second air outlet, the first cover plate closes the first air outlet, and the second cover plate closes the fourth air outlet.

10. The dehumidifier according to claim 9, characterized in that The dehumidifier has a fourth working state; when the dehumidifier is in the fourth working state, the air inlet component cooperates with the third air outlet, the air outlet component cooperates with the fourth air outlet, the first cover plate closes the first air outlet, and the second cover plate closes the second air outlet.