Cabinet type air conditioner shell and cabinet type air conditioner with same

By setting the inner side walls in the middle of the filter guide groove of the cabinet air conditioner and setting the limit structure in the air inlet area, the problems of stress concentration and inconvenient installation at the end of the filter guide groove are solved, and the structure simplification and improvement of filtration effect are achieved.

CN222651478UActive Publication Date: 2025-03-21QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +2
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Patent Information

Application Number
CN202420389660.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-02-29
Publication Date
2025-03-21
Estimated Expiration
2034-02-28

AI Technical Summary

Technical Problem

The ends of the filter guide grooves of existing cabinet air conditioners are prone to stress concentration, resulting in cracks, and the mold is complicated and the filter is inconvenient to install.

Method used

A cabinet-type air conditioner housing is designed, and the inner side wall of the filter guide groove is arranged at a distance from the one end of the filter installation port, so that there is no inner side wall at the end of the guide groove, and a limit structure is set in the air inlet area to ensure that the filter is installed in place.

Benefits of technology

It avoids stress concentration of the shell at the end of the filter guide groove, simplifies the guide groove structure and mold design, facilitates the installation and disassembly of the filter, and reduces the accumulation of dust and dirt in the guide groove, and improves the air filtration effect.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the technical field of air conditioning equipment, and particularly provides a cabinet type air conditioner shell and a cabinet type air conditioner with the same. The utility model aims to solve the problem that a shell of an existing cabinet type air conditioner is easy to crack due to stress concentration at the tail end of a filter screen guide groove. Therefore, the shell comprises a first shell body, at least one air inlet area is arranged on the first shell body, filter screen installation openings corresponding to the air inlet areas respectively are formed in the first shell body, and filter screen guide grooves are formed in the positions, on the two opposite sides of each air inlet area, of the first shell body respectively. The filter screen guide groove extends from the filter screen installation opening in the installation direction of a filter screen of the cabinet type air conditioner, and the inner side wall of the filter screen guide groove and the end, away from the filter screen installation opening, of the filter screen guide groove are arranged in a spaced mode. The utility model solves the technical problems.
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Description

Technical Field

[0001] The utility model belongs to the technical field of air-conditioning equipment, and specifically provides a cabinet air-conditioning shell and a cabinet air-conditioning having the same. Background Art

[0002] Cabinet air conditioners (the indoor part of the air conditioner) are widely used by users because of their good cooling and heating effects. Cabinet air conditioners are usually installed on the ground or fixed platforms in homes, offices or other commercial places.

[0003] Existing cabinet air conditioners usually have air intake at the back and air outlet at the front. For this reason, an air intake grille is generally provided on the rear shell of the cabinet air conditioner. In order to filter the air, a detachable filter is also installed on the air intake grille. In order to facilitate the user to remove and install the filter, a filter guide groove is generally provided on the rear shell, so that the filter can be installed on the rear shell along the filter guide groove and removed from the rear shell.

[0004] The existing filter guide groove generally extends from the filter installation opening on the rear shell to the end of the filter sliding path in the installation direction of the filter. However, this causes stress concentration at the end of the filter guide groove of the rear shell, which is prone to cracks and also makes the mold of the rear shell more complicated. Utility Model Content

[0005] An object of the present invention is to solve at least one of the above-mentioned problems.

[0006] A further object of the present invention is to ensure that the filter screen can be installed in place.

[0007] To achieve the above-mentioned object, the utility model provides a housing of a cabinet air conditioner in a first aspect, comprising a first shell, the first shell being provided with at least one air inlet area, the first shell being provided with a filter installation opening corresponding to each of the air inlet areas, and the first shell being provided with filter guide grooves on opposite sides of each of the air inlet areas;

[0008] The filter guide groove extends from the filter installation opening along the installation direction of the filter of the cabinet air conditioner, and the inner side wall of the filter guide groove is spaced apart from an end of the filter guide groove away from the filter installation opening.

[0009] Optionally, in the installation direction, the ratio of the length of the inner side wall of the filter guide groove to the length of the filter guide groove is selected from any value between 4 / 5 and 2 / 3.

[0010] Optionally, in the installation direction, the ratio of the length of the inner side wall of the filter guide groove to the length of the filter guide groove is 3 / 4.

[0011] Optionally, at least one limiting structure corresponding to each of the air inlet areas is provided on the first shell, and the limiting structure is arranged on a side of the air inlet area away from the filter installation port, and the limiting structure is used to clamp one end of the filter inserted into the air inlet area so that the filter blocks the air inlet area.

[0012] Optionally, the first shell includes a side panel forming the air inlet area, a cross beam arranged on the inner side of the side panel, and two vertical beams arranged at both ends of the side panel in a lateral direction, the filter guide groove is formed between the cross beam and the side panel, the filter installation port is formed between one of the two vertical beams and the side panel, and the limiting structure is provided on the other of the two vertical beams so that a gap for clamping the filter is formed between the limiting structure and the side panel.

[0013] Optionally, the limiting structure extends from the other vertical beam toward the disassembly direction of the filter, and the section of the limiting structure away from the other vertical beam is inclined toward the inner side of the first shell, so that the limiting structure forms a guiding surface to guide the filter to slide into the gap.

[0014] Optionally, the cross-section of the side panel is arc-shaped; and / or, the side panel is provided with a grille at at least one of the air inlet areas.

[0015] Optionally, the housing further includes a second shell adapted to the first shell.

[0016] Optionally, the first shell is a rear shell of the cabinet air conditioner, and the second shell is a front shell of the cabinet air conditioner.

[0017] The utility model provides a cabinet air conditioner in a second aspect, comprising the housing described in any one of the first aspects.

[0018] Based on the above description, those skilled in the art can understand that, in the above technical solution of the utility model, by making the inner side wall of the filter guide groove spaced from the end of the filter guide groove away from the filter installation port, the end of the filter guide groove does not have an inner side wall, thereby avoiding stress concentration at the end of the filter guide groove of the first housing. At the same time, the structure of the filter guide groove is simplified, so that the mold can be simplified accordingly.

[0019] Furthermore, by making the end of the filter guide groove have no inner side wall, the filter can push away dirt and dust in the filter guide groove when the user installs or removes the filter, thereby avoiding the accumulation of dust and dirt in the filter guide groove and affecting the user's health.

[0020] At the same time, compared with the inner side wall of the filter guide groove extending from the beginning to the end, the utility model also reduces the resistance of the filter when sliding in the filter guide groove, thereby facilitating the user to install and disassemble the filter.

[0021] Furthermore, by arranging at least one limiting structure corresponding to each air inlet area on the first shell, and arranging the limiting structure on the side of the air inlet area away from the filter installation port, the filter can be inserted into the air inlet area through the limiting structure to ensure that the filter is installed in place and blocks the air inlet area, thereby ensuring the filtering effect of the filter on the incoming air.

[0022] Furthermore, by extending the limiting structure from another vertical beam toward the removal direction of the filter, and tilting the section of the limiting structure away from the other vertical beam toward the inner side of the first shell, the limiting structure forms a guiding surface to guide the filter to slide into the gap, thereby ensuring that the filter can be installed in place.

[0023] Other beneficial effects of the present invention will be described in detail below in conjunction with the accompanying drawings so that those skilled in the art can more clearly understand the improved purposes, features and advantages of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solution of the utility model, some embodiments of the utility model will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that the same figure number indicates the same or similar parts or components in different drawings; the drawings of the utility model are not necessarily drawn to scale. In the drawings:

[0025] Figure 1 It is a structural exploded diagram of a cabinet air conditioner in some embodiments of the utility model;

[0026] Figure 2 is an axonometric view of a cabinet air conditioner in some embodiments of the utility model;

[0027] Figure 3 is an axonometric view of the first housing in some embodiments of the present utility model;

[0028] Figure 4 yes Figure 3 Enlarged view of part A in the middle;

[0029] Figure 5 is a front upper view of the first housing in some embodiments of the utility model;

[0030] Figure 6 yes Figure 5 A cross-sectional view of the first shell along the BB direction;

[0031] Figure 7 yes Figure 5Cross-sectional view of the first shell along the CC direction. DETAILED DESCRIPTION

[0032] It should be understood by those skilled in the art that the embodiments described below are only a part of the embodiments of the present invention, rather than all the embodiments of the present invention, and the embodiments are intended to explain the technical principles of the present invention, rather than to limit the protection scope of the present invention. Based on the embodiments provided by the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should still fall within the protection scope of the present invention.

[0033] It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "top", "bottom", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0034] Furthermore, it should be noted that in the description of the present utility model, unless otherwise clearly specified and limited, the terms "install", "connect", and "connect" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances. For example, the terms "install", "connect", "connect" and "fix", unless otherwise specifically described, can specifically be any feasible connection form such as bolt connection, screw connection, welding, plug-in, riveting, melting, and clamping.

[0035] In addition, it should be noted that in the description of the present utility model, the terms "cold" and "heat" are two descriptions of the same physical state. That is, the higher the "cold" of a certain target object (such as an evaporator, air, condenser, etc.), the lower the "heat" it has, and the lower the "cold" it has, the higher the "heat" it has. A certain target object will release "heat" while absorbing "cold", and will absorb "heat" while releasing "cold". A certain target object stores "cold" or "heat" in order to keep the current temperature of the target object. "Refrigeration" and "heat absorption" are two descriptions of the same physical phenomenon, that is, a certain target object (such as an evaporator) will absorb heat while cooling.

[0036] like Figure 1 and Figure 2 As shown, in some embodiments of the present invention, the cabinet air conditioner 001 includes a housing 100, a filter 200, a base 300, a fan 400, an air duct assembly 500, a heat exchanger, and the like.

[0037] Among them, the filter 200 is detachably installed on the shell 100, and the filter 200 is used to filter the air entering the shell 100 to prevent the air from polluting the interior of the cabinet air conditioner 001 and enable the cabinet air conditioner 001 to bring clean cold air / hot air to the user.

[0038] The base 300 is disposed at the bottom of the housing 100 and is fixedly connected to or integrally formed with at least a portion of the housing 100 .

[0039] The fan 400 is disposed in the housing 100 to drive external air into the housing 100 and blow it out from the housing 100 .

[0040] In some embodiments of the present invention, the fan 400 is a cross-flow fan, and the rotation axis of the fan 400 is perpendicular to the vertical direction.

[0041] In addition, in other embodiments of the present invention, those skilled in the art may also set the fan 400 to any other feasible fan 400, such as a centrifugal fan or an axial flow fan, as needed.

[0042] The air duct assembly 500 is fixedly connected to the housing 100 and is used to install the fan 400. The air duct assembly 500 is used to guide the air in the housing 100 to blow to the outside.

[0043] The heat exchanger is disposed in the air duct assembly 500 to cool or heat the air flowing through it.

[0044] It should be noted that when the cabinet air conditioner 001 of the present invention is heating, the heat exchanger is used as a condenser to heat the air flowing through it, so as to increase the temperature of the room where the cabinet air conditioner 001 is located. When the cabinet air conditioner 001 of the present invention is cooling, the heat exchanger is used as an evaporator to cool the hot air flowing through it, so as to cool down the room where the cabinet air conditioner 001 is located.

[0045] like Figure 1 As shown, in some embodiments of the present invention, the housing 100 includes a first shell 110 , a second shell 120 and a top cover 130 .

[0046] The first shell 110 is the rear shell of the cabinet air conditioner 001 , and the second shell 120 is the front shell of the cabinet air conditioner 001 .

[0047] Furthermore, the first shell 110 and the base 300 are fixedly connected or integrally formed.

[0048] For example, a buckle is provided on the first shell 110 , and a slot is provided on the base 300 , so that the first shell 110 and the base 300 are snap-connected together.

[0049] For another example, the first housing 110 and the base 300 are fixedly connected by bolts or screws.

[0050] Further, the first housing 110 and the second housing 120 are adapted to each other so that the first housing 110 and the second housing 120 can be relatively fixed together. For example, one of the first housing 110 and the second housing 120 is provided with a buckle, and the other is provided with a slot. The buckle is inserted into the slot, and thus the first housing 110 and the second housing 120 are fixed together.

[0051] Furthermore, the top cover 130 is fixedly connected to the second shell 120 or is made in one piece, so that when the second shell 120 and the first shell 110 are fixed together, the top cover 130 is also in contact with the first shell 110 .

[0052] In addition, in other embodiments of the present invention, those skilled in the art may also omit the top cover 130 as needed, and provide a structure on the top side of the second shell 120 that abuts against the top end of the first shell 110 .

[0053] Alternatively, in other embodiments of the present invention, those skilled in the art may also omit the second shell 120 and the top cover 130 as needed, so that the housing 100 only includes the first shell 110 .

[0054] like Figures 3 to 7 As shown, in some embodiments of the present invention, at least one air inlet area 1101 is provided on the first shell 110, and a filter installation port 1102 corresponding to each air inlet area 1101 is provided on the first shell 110, and filter guide grooves 1103 are respectively provided on the opposite sides of each air inlet area 1101 of the first shell 110.

[0055] The filter guide groove 1103 is formed from the filter installation opening 1102 along the installation direction X (such as Figure 3 The filter guide groove 1103 extends from the inner side wall 11031 of the filter guide groove 1103 and is spaced apart from one end of the filter guide groove 1103 away from the filter installation opening 1102.

[0056] Those skilled in the art can understand that, in some embodiments of the present invention, by spacing the inner side wall 11031 of the filter guide groove 1103 from the end of the filter guide groove 1103 away from the filter installation opening 1102, the end of the filter guide groove 1103 does not have the inner side wall 11031, thereby avoiding stress concentration in the first housing 110 at the end of the filter guide groove 1103. At the same time, the structure of the filter guide groove 1103 is simplified, so that the mold can be simplified accordingly.

[0057] Furthermore, by making the end of the filter guide groove 1103 not have an inner wall 11031, the filter 200 can push away the dirt and dust in the filter guide groove 1103 when the user installs or removes the filter 200, thereby avoiding the accumulation of dust and dirt in the filter guide groove 1103 and affecting the user's health.

[0058] At the same time, compared with the inner wall 11031 of the filter guide groove 1103 extending from the beginning to the end, the utility model also reduces the resistance of the filter 200 when sliding in the filter guide groove 1103, thereby facilitating the user to install and disassemble the filter 200.

[0059] Further, in the installation direction X, the ratio of the length of the inner side wall 11031 of the filter guide groove 1103 to the length of the filter guide groove 1103 is selected from any value between 4 / 5 and 2 / 3.

[0060] For example, in the installation direction X, the ratio of the length of the inner side wall 11031 of the filter guide groove 1103 to the length of the filter guide groove 1103 is any feasible value such as 4 / 5, 3 / 4, 2 / 3, etc.

[0061] Preferably, in the installation direction X, the ratio of the length of the inner side wall 11031 of the filter guide groove 1103 to the length of the filter guide groove 1103 is 3 / 4.

[0062] Those skilled in the art can understand that by selecting the above value as the ratio of the length of the inner side wall 11031 of the filter guide groove 1103 to the length of the filter guide groove 1103, the length of the inner side wall 11031 of the filter guide groove 1103 is reduced while ensuring that the filter guide groove 1103 plays a guiding role in the installation and removal of the filter 200. Therefore, the utility model not only ensures the performance of the first housing 110, but also enables the mold to be simplified accordingly, thereby improving the production efficiency of the first housing 110.

[0063] like Figures 3 to 7 As shown, in some embodiments of the present invention, the first housing 110 is provided with at least one limiting structure 111 corresponding to each air inlet area 1101. For example, the limiting structure 111 may be one, two, three or any other number.

[0064] As can be seen from the figure, the limiting structure 111 is arranged on the side of the air inlet area 1101 away from the filter installation port 1102, and the limiting structure 111 is used to clamp one end of the filter 200 inserted into the air inlet area 1101 so that the filter 200 blocks the air inlet area 1101.

[0065] Those skilled in the art will appreciate that, in some embodiments of the present invention, by providing at least one limiting structure 111 corresponding to each air inlet area 1101 on the first shell 110, and providing the limiting structure 111 on the side of the air inlet area 1101 away from the filter installation port 1102, the filter 200 can be inserted into one end of the air inlet area 1101 through the limiting structure 111 to ensure that the filter 200 is installed in place and blocks the air inlet area 1101, thereby ensuring the filtering effect of the filter 200 on the incoming air.

[0066] Continue reading Figures 3 to 7 In some embodiments of the present invention, the first shell 110 includes a side panel 112 having an air inlet area 1101 , a cross beam 113 disposed on the inner side of the side panel 112 , and two vertical beams 114 disposed at both ends of the side panel 112 in the lateral direction.

[0067] A filter guide groove 1103 is formed between the cross beam 113 and the side plate 112 .

[0068] A filter installation opening 1102 is formed between one of the two vertical beams 114 and the side plate 112 .

[0069] A limiting structure 111 is disposed on the other of the two vertical beams 114 , so that a gap for clamping the filter screen 200 is formed between the limiting structure 111 and the side plate 112 .

[0070] like Figure 6 and Figure 7 As shown, the limiting structure 111 extends from another vertical beam 114 toward the disassembly direction Y of the filter screen 200 (eg Figure 3 The limiting structure 111 extends from the other vertical beam 114, and the section of the limiting structure 111 is inclined toward the inner side of the first shell 110, so that the limiting structure 111 forms a guiding surface 1111 for guiding the filter screen 200 to slide into the gap.

[0071] Those skilled in the art will appreciate that, in the process of installing the filter 200 onto the first shell 110 , the front end of the filter 200 first enters the filter guide groove 1103 through the filter installation opening 1102 , and moves forward under the restriction of the inner wall 11031 of the filter guide groove 1103 and the side plate 112 .

[0072] After the front end of the filter screen 200 slides out of the inner wall 11031 of the filter screen guide groove 1103 , the front end of the filter screen 200 is slightly bent toward the inner side of the first shell 110 as the filter screen 200 continues to move forward because it is no longer blocked by the inner wall 11031 .

[0073] When the front end of the filter 200 moves to the limiting structure 111 and continues to move forward, the guiding surface 1111 of the limiting structure 111 can squeeze the front end of the filter 200 toward the direction close to the side plate 112, and guide the front end of the filter 200 into the gap between the limiting structure 111 and the side plate 112, and thus be clamped by the limiting structure 111 and the side plate 112.

[0074] At this point, the filter 200 completely blocks the corresponding air inlet area 1101.

[0075] It should be noted that, although there are three air inlet areas 1101 shown in the figure, those skilled in the art can also set the air inlet areas 1101 to any other feasible number, such as one, two, four, five, etc., as needed.

[0076] It should also be noted that, although each pair of filter guide grooves 1103 shown in the figure is respectively arranged on the upper and lower sides of the air inlet area 1101, and the limiting structure 111 and the filter installation opening 1102 are arranged on the left and right sides of the first housing 100, those skilled in the art can also replace the positions of the filter guide grooves 1103, the limiting structure 111 and the filter installation opening 1102 as needed.

[0077] like Figure 6 and Figure 7 As shown, in some embodiments of the present invention, the cross section of the side panel 112 is arc-shaped.

[0078] In addition, in other embodiments of the present invention, those skilled in the art may also configure the side panel 112 to have a cross-section in other shapes, such as a U-shape, as needed.

[0079] like Figures 3 to 7 As shown, in some embodiments of the present invention, the side panel 112 is provided with a grille 1121 at at least one air inlet area 1101 .

[0080] It will be understood by those skilled in the art that the grille 1121 can not only allow air to enter the housing 100 , but also enhance the strength of the first housing 110 and protect the filter 200 .

[0081] So far, the technical solution of the utility model has been described in combination with the above multiple embodiments, but it is easy for those skilled in the art to understand that the protection scope of the utility model is not limited to these specific embodiments. Without departing from the technical principle of the utility model, those skilled in the art can split and combine the technical solutions in the above embodiments, and can also make equivalent changes or replacements to the relevant technical features. Any changes, equivalent replacements, improvements, etc. made within the technical concept and / or technical principle of the utility model will fall within the protection scope of the utility model.

[0082] It should be understood by those skilled in the art that the cabinet air conditioner 001 of the present invention needs to be combined with an air conditioner outdoor unit when in use, so that the cabinet air conditioner 001 and the air conditioner outdoor unit together constitute an air conditioner.

[0083] When the cabinet air conditioner 001 is cooling, the air conditioner outdoor unit releases heat, and the cabinet air conditioner 001 absorbs the heat to cool the room.

[0084] When the cabinet air conditioner 001 is heating, the air conditioner outdoor unit absorbs heat and the cabinet air conditioner 001 releases heat to heat the room.

[0085] Cabinet air conditioner 001 generally needs to rely on its refrigeration system when cooling or heating.

[0086] The refrigeration system includes a compressor, a condenser, a pressure reducing component (an expansion valve or a capillary tube) and an evaporator which are connected end to end in sequence.

[0087] Some components of the refrigeration system are arranged in the cabinet air conditioner 001, and some components are arranged in the air conditioner outdoor unit. For example, the compressor and the pressure reduction component are usually arranged in the air conditioner outdoor unit.

[0088] When the air conditioner is working, the refrigerant in the refrigeration system circulates along the following path: compressor → condenser → pressure reduction component → evaporator → compressor.

[0089] When the refrigerant flows through the compressor, it is compressed into a high-temperature and high-pressure state (liquid or gas-liquid mixed state).

[0090] When the refrigerant flows through the condenser, it dissipates heat through the condenser and is cooled to a low temperature and high pressure state (liquid or gas-liquid mixed state).

[0091] When the refrigerant flows through the pressure reducing component, it is throttled and reduced in pressure to a low-temperature and low-pressure state (liquid or gas-liquid mixed state).

[0092] When the refrigerant flows through the evaporator, it absorbs heat from the external environment through the evaporator and heats up to a high-temperature and low-pressure state (gaseous state).

[0093] Among them, the aforementioned states of the refrigerant in the compressor, condenser, pressure reducing component, and evaporator, that is, the high temperature, low temperature, high pressure, and low pressure of the refrigerant, are the states of the refrigerant after entering the corresponding components or flowing out of the corresponding components compared to the states before it flows into the corresponding components.

[0094] When the cabinet air conditioner 001 is heating, the heat exchanger in the air conditioner outdoor unit is used as an evaporator, and the heat exchanger in the cabinet air conditioner 001 is used as a condenser.

[0095] When the cabinet air conditioner 001 is cooling, the heat exchanger in the air conditioner outdoor unit is used as a condenser, and the heat exchanger in the cabinet air conditioner 001 is used as an evaporator.

[0096] It should be noted that the present invention only describes the main components of the refrigeration system and the general refrigerant flow path. In actual product applications, the refrigeration system may also have at least one series and / or parallel branch.

[0097] Finally, it should be noted that in the present invention, the term "communication" means fluid communication, so as to allow fluid (such as air, liquid) to flow between two connected objects. And the "communication" can be to allow the fluid to flow between the two connected objects without leakage, or to allow the fluid to flow between the two connected objects with a little leakage.

Claims

1. A cabinet air conditioner housing, characterized in that: The device comprises a first housing, wherein at least one air inlet area is provided on the first housing, a filter installation opening corresponding to each of the air inlet areas is provided on the first housing, and filter guide grooves are provided on opposite sides of each of the air inlet areas; The filter guide groove extends from the filter installation opening along the installation direction of the filter of the cabinet air conditioner, and the inner side wall of the filter guide groove is spaced apart from the end of the filter guide groove away from the filter installation opening.

2. The housing of the cabinet air conditioner according to claim 1, characterized in that: In the installation direction, a ratio of the length of the inner side wall of the filter guide groove to the length of the filter guide groove is selected from any value between 4 / 5 and 2 / 3.

3. The housing of the cabinet air conditioner according to claim 2, characterized in that: In the installation direction, the ratio of the length of the inner side wall of the filter guide groove to the length of the filter guide groove is 3 / 4.

4. The housing of the cabinet air conditioner according to claim 1, characterized in that: The first housing is provided with at least one limiting structure corresponding to each of the air inlet areas. The limiting structure is arranged on a side of the air inlet area away from the filter installation port, and the limiting structure is used to clamp one end of the filter inserted into the air inlet area so that the filter blocks the air inlet area.

5. The housing of the cabinet air conditioner according to claim 4, characterized in that: The first shell includes a side plate forming the air inlet area, a cross beam arranged on the inner side of the side plate, and two vertical beams arranged at both ends of the side plate in the transverse direction. The filter guide groove is formed between the cross beam and the side plate. The filter installation opening is formed between one of the two vertical beams and the side plate. The limiting structure is provided on the other of the two vertical beams, so that a gap for clamping the filter screen is formed between the limiting structure and the side plate.

6. The housing of the cabinet air conditioner according to claim 5, characterized in that: The limiting structure extends from the other vertical beam toward the disassembly direction of the filter screen, and the section of the limiting structure away from the other vertical beam is inclined toward the inner side of the first shell, so that the limiting structure forms a guiding surface for guiding the filter screen to slide into the gap.

7. The housing of the cabinet air conditioner according to claim 5, characterized in that: The cross section of the side panel is arc-shaped; and / or, The side plate is provided with a grille at at least one of the air inlet areas.

8. The housing of the cabinet air conditioner according to any one of claims 1 to 7, characterized in that: The housing further includes a second shell adapted to fit the first shell.

9. The housing of the cabinet air conditioner according to claim 8, characterized in that: The first shell is a rear shell of the cabinet air conditioner, and the second shell is a front shell of the cabinet air conditioner.

10. A cabinet air conditioner, characterized in that: A housing comprising the housing according to any one of claims 1 to 9.