CN218328396U - Fresh air conditioner - Google Patents

Abstract

The application discloses new trend air conditioner includes: a housing; the fresh air assembly comprises a fresh air box buckled on the shell, an air duct surrounding wall arranged in the fresh air box and a volute cover covering the air duct surrounding wall, an air outlet cavity is formed among the fresh air box, the air duct surrounding wall and the volute cover, and an air inlet cavity is formed among the fresh air box, the shell, the air duct surrounding wall and the volute cover; the fresh air box is provided with an air outlet communicated with the air outlet cavity, the fresh air box is provided with an air inlet communicated with the air inlet cavity, and the volute cover is provided with a communication port communicated with the air inlet cavity and the air outlet cavity. Through the integration of different functional unit, can reduce the part quantity of fresh air conditioner casing, reduce the cost of product, simplify the equipment flow of product, reduce the assembly degree of difficulty, improve assembly efficiency. Furthermore, the gap between the traditional fresh air device and the shell is eliminated, the utilization rate of the space can be improved, and the overall volume of the product is reduced.

Description

Fresh air conditioner

Technical Field

The application belongs to the technical field of air conditioners, and particularly relates to a fresh air conditioner.

Background

With the development of the technology, the fresh air module is gradually applied to various air conditioners, and outdoor air can be introduced into an indoor space through the fresh air module. In the related art, the fresh air module of the air conditioner is independently assembled in the air conditioner shell, so that the fresh air conditioner has a large number of parts and high cost.

Disclosure of Invention

The technical problems of large number of parts and high cost of the fresh air conditioner can be solved to a certain extent. Therefore, the application provides a fresh air conditioner.

The embodiment of this application provides a new trend air conditioner, new trend air conditioner includes:

a housing; and the combination of (a) and (b),

the fresh air assembly comprises a fresh air box buckled on the shell, an air duct surrounding wall arranged in the fresh air box and a volute cover covered on the air duct surrounding wall, an air outlet cavity is formed among the fresh air box, the air duct surrounding wall and the volute cover, and an air inlet cavity is formed among the fresh air box, the shell, the air duct surrounding wall and the volute cover;

the fresh air box is provided with an air outlet communicated with the air outlet cavity, the fresh air box is provided with an air inlet communicated with the air inlet cavity, and the volute cover is provided with a communication port communicated with the air inlet cavity and the air outlet cavity.

In some embodiments, the housing includes an end plate, and the fresh air box is fastened to the end plate.

In some embodiments, the fresh air box is arranged inside or outside the casing.

In some embodiments, the fresh air box is removably connected to the housing.

In some embodiments, the fresh air box is in a snap fit or interference fit connection with the housing.

In some embodiments, the casing is provided with a sealing edge or a sealing groove, and the sealing edge or the sealing groove is tightly attached to the fresh air box.

In some embodiments, a side of the casing adjacent to the fresh air box is a smooth surface.

In some embodiments, the fresh air box is of unitary construction with the air duct enclosure wall.

In some embodiments, a motor assembling portion is arranged at a position of the fresh air box corresponding to the air outlet cavity.

In some embodiments, the fresh air component further comprises:

and the air filter is arranged in the air inlet cavity and is arranged between the air inlet and the communication port.

In some embodiments, a filter replacing port is formed in a position of the fresh air box corresponding to the air filter.

In some embodiments, the fresh air box and/or the cabinet are provided with a filter guide rail corresponding to the filter exchange port, and the air filter is slidably disposed on the filter guide rail.

The embodiment of the application has at least the following beneficial effects:

in the fresh air conditioner, the volute of the fresh air module is not an independent part any more, but the air channel surrounding wall is arranged in the fresh air box to form the volute so that the volute and the fresh air box are integrated into a whole; meanwhile, the sealing cover of the fresh air module is not an independent part, but is integrated with the casing; through the integration of different functional unit, can reduce the part quantity of fresh air conditioner, can reduce the cost of product on the one hand, on the other hand can also simplify the equipment flow of product, reduces the assembly degree of difficulty, improves assembly efficiency. Furthermore, through the fusion of different functional components, the gap between the traditional fresh air device and the shell is eliminated, the utilization rate of the space can be improved, and the overall volume of the product is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 shows a schematic perspective view of a fresh air conditioner in an embodiment of the present application;

FIG. 2 shows an exploded view of the fresh air conditioner of FIG. 1;

FIG. 3 is a schematic diagram of the fresh air assembly of the fresh air conditioner of FIG. 1;

fig. 4 is a schematic structural diagram of a cabinet of the fresh air conditioner in fig. 1;

fig. 5 shows an enlarged schematic view at a in fig. 4.

Reference numerals are as follows:

100. a housing; 110. an end plate; 111. a card slot; 112. sealing the edges; 120. a base plate; 130. a panel; 200. a fresh air component; 210. a fresh air box; 211. an air outlet; 212. an air inlet; 213. buckling; 214. a motor assembling part; 215. a filter replacement port; 216. a filter guide rail; 220. an air duct surrounding wall; 230. a worm case cover; 231. a communication port; 240. an air filter; 300. a fresh air motor; 400. fresh air wind wheel.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

The application is described below with reference to specific embodiments in conjunction with the following drawings:

the fresh air conditioner that this application embodiment provided, as shown in fig. 1 to fig. 4, the fresh air conditioner of this embodiment includes:

a housing 100; and (c) and (d),

the fresh air assembly 200 comprises a fresh air box 210 buckled on the machine shell 100, an air duct surrounding wall 220 arranged in the fresh air box 210 and a volute cover 230 covered on the air duct surrounding wall 220, an air outlet cavity is formed among the fresh air box 210, the air duct surrounding wall 220 and the volute cover 230, and an air inlet cavity is formed among the fresh air box 210, the machine shell 100, the air duct surrounding wall 220 and the volute cover 230;

the fresh air box 210 is provided with an air outlet 211 communicated with the air outlet cavity, the fresh air box 210 is provided with an air inlet 212 communicated with the air inlet cavity, and the volute cover 230 is provided with a communication port 231 communicated with the air inlet cavity and the air outlet cavity.

In the fresh air conditioner of the embodiment, the volute of the fresh air module is not an independent part any more, but the air duct enclosure wall 220 is arranged in the fresh air box 210 to form the volute so as to integrate the volute and the fresh air box 210; meanwhile, the sealing cover of the fresh air module is not an independent part any more, but is integrated with the casing 100; through the integration of different functional unit, can reduce fresh air conditioner's part quantity, can reduce the cost of product on the one hand, on the other hand can also simplify the equipment flow of product, reduces the assembly degree of difficulty, improves assembly efficiency. Furthermore, through the fusion of different functional components, the gap between the traditional fresh air device and the casing 100 is eliminated, the utilization rate of the space can be improved, and the overall volume of the product is reduced.

In this embodiment, the new trend box is buckled and is established on the casing, is formed new trend air conditioner's new trend space by new trend box and casing. The fresh air box, the casing, the air duct enclosure wall and the volute cover enclose to form an air inlet cavity, namely, the air duct enclosure wall and the volute cover divide the fresh air space into the air outlet cavity and the air inlet cavity.

In a conventional fresh air conditioner, the fresh air module is generally independently disposed inside or outside the air conditioner housing. For example, the fresh air module comprises a fresh air module shell consisting of a sealing cover, a volute and a volute cover 230, the sealing cover and the volute cover 230 are buckled to form an air inlet cavity, the volute cover 230 and the volute are buckled to form an air outlet cavity, the fresh air module shell can be integrally arranged inside the air conditioner shell and can be integrally arranged outside the air conditioner shell, but when the fresh air module shell is arranged outside the air conditioner shell, the outer side plate needs to be independently arranged to shield the fresh air module shell, so that the fresh air module shell is more attractive in appearance. This kind of new trend module casing, not only self part is in large quantity, also need additionally to occupy some spaces when assembling with air conditioner casing moreover, leads to new trend air conditioner's volume great.

For traditional new trend air conditioner sets up the scheme of new trend module, the new trend subassembly 200 of this application both can set up in the inside of casing 100, can also set up in the outside of casing 100 to no matter new trend subassembly 200 sets up in the inside or the outside of casing 100, can both utilize casing 100 as sealed lid in order to form air inlet chamber and air-out chamber with new trend subassembly 200, avoided needing to set up sealed lid alone.

As an alternative embodiment, the casing 100 includes an end plate 110, and the fresh air box 210 is fastened to the end plate 110. The size of new trend subassembly 200 generally matches with the end plate 110 of casing 100, so set up new trend box 210 on end plate 110, the size of new trend box 210 and the size phase-match of end plate 110 can make the two better enclose and close formation new trend chamber to still enough improve the utilization ratio in space. As shown in fig. 2 and 3, the fresh air box 210 of the present embodiment is fastened to the end plate 110 of the casing 100, so that a fresh air chamber is formed between the fresh air box 210 and the end plate 110. The air duct enclosure wall 220 is disposed within the fresh air box 210 to form a volute structure with the fresh air box 210. Spiral case lid 230 lid is established on the new trend leg, is cut apart into air-supply chamber and air-out chamber with the new trend chamber, encloses by new trend box 210, end plate 110 and spiral case lid 230 and establishes and form the air-supply chamber, encloses by new trend box 210, wind channel leg 220 and spiral case lid 230 and establishes and form the air-out chamber. As shown in fig. 3, the fresh air box 210 is provided with an air outlet 211 communicated with the air outlet cavity, and a corresponding opening is reserved in the air duct enclosure wall 220 in the fresh air box 210, so that fresh air in the air outlet cavity can be introduced into the indoor space through the air outlet 211; the fresh air box 210 is provided with an air inlet 212 communicated with the air inlet cavity, and the air inlet 212 can be communicated with the outside through a pipeline, so that outdoor fresh air can be introduced into the air inlet cavity; the volute cover 230 is provided with a communication port 231 for communicating the air inlet cavity with the air outlet cavity, so that fresh air in the air inlet cavity can enter the air outlet cavity.

Generally, the casing 100 is composed of a bottom plate 120, a panel 130, side plates, and the like, in other embodiments, the fresh air box 210 may also be fastened on the panel 130 or the bottom plate 120, and the arrangement mode thereof is substantially the same as that of the end plate 110, and the description thereof is omitted.

When the fresh air component 200 works, the fresh air motor 300 arranged in the air outlet cavity volute drives the fresh air wheel 400 to work, and the fresh air in the air outlet cavity and the air inlet cavity is driven, so that outdoor fresh air enters the air inlet cavity through the air inlet 212, then enters the air outlet cavity through the communication port 231, and further enters indoor space through the air outlet 211.

As an optional implementation manner, in the fresh air conditioner of the present application, the fresh air box 210 is fastened to the inside or outside of the casing 100. The fresh air box 210 is buckled at the inner side of the casing 100, namely the fresh air assembly 200 is positioned in the casing 100, so that the appearance of the fresh air conditioner is more concise as a whole; the fresh air box 210 is buckled outside the casing 100, that is, the fresh air component 200 is located outside the casing 100, so that the fresh air component 200 can be more conveniently overhauled. In this embodiment, the fresh air box 210 may be disposed on the end plate 110 at the left end of the casing 100, or may be disposed on the end plate 110 at the right end of the casing 100. As shown in fig. 1 and fig. 2, in the present embodiment, the fresh air conditioner of the present application is exemplarily described by taking the end plate 110 in which the fresh air box 210 is disposed at the right end of the casing 100 as an example.

As shown in fig. 1 and fig. 2, in the present embodiment, the fresh air component 200 is disposed at the right end of the casing 100, and the structure of the fresh air box 210 matches the structure of the casing 100, so that the fresh air box 210 is fastened on the end plate 110 to form a uniform structure with the casing 100 in appearance, which is more beautiful and facilitates the retrieval of the fresh air component 200; the air duct enclosure wall 220 is arranged in the fresh air box 210 to form a volute in the fresh air box 210, so that the fresh air motor 300 and the fresh air wind wheel 400 are arranged in the volute to drive fresh air to flow. Through the combination of the fresh air box 210 and the air duct enclosure wall 220, the fresh air box 210 serves as a volute of the fresh air assembly 200 and also serves as a decorative outer panel. Compare with traditional new trend module need set up the outer panel that plays the decoration effect alone, further reduced the quantity of part, reduced the cost and the equipment degree of difficulty of product.

As an optional implementation manner, in the fresh air conditioner of the present application, the fresh air box 210 is detachably connected to the casing 100. The detachable connection can conveniently overhaul the fresh air assembly 200.

As shown in fig. 3 and 4, in the embodiment, the fresh air box 210 is fastened to the end plate 110 and detachably connected to the end plate 110, so that the fresh air box 210 can be conveniently detached from the end plate 110, and thus, parts inside the fresh air box 210 can be repaired.

Further optionally, in the fresh air conditioner of the present application, the fresh air box 210 and the casing 100 may be connected in a fit manner or in an interference manner through the fastening slot 111 of the fastening 213. As shown in fig. 3 and 5, the edge of the fresh air box 210 of this embodiment is provided with the buckle 213, and correspondingly, the edge of the end plate 110 is provided with the slot 111, and the buckle 213 of the fresh air box 210 is clamped into the slot 111 of the end plate 110, so that the fresh air box 210 and the buckle 213 slot 111 of the end plate 110 can be connected in a matching manner. Preferably, the buckle 213 of the fresh air box 210 is a boss extending from the edge of the fresh air box 210 to the inside, and correspondingly, the clamping groove 111 of the end plate 110 is a groove recessed from the edge of the end plate 110 to the inside, and after the buckle 213 of the fresh air box 210 is inserted into the clamping groove 111 of the end plate 110, the matching and connecting portion of the buckle 213 and the clamping groove 111 is hidden inside the fresh air assembly 200, and meanwhile, the edge of the fresh air box 210 is attached to the edge of the end plate 110, so that an independent fresh air cavity is formed between the fresh air box 210 and the end plate 110.

In other embodiments, the fresh air box 210 and the end plate 110 may be in an interference connection, so that a relatively firm and sealed connection structure is formed between the fresh air box 210 and the end plate 110.

As an optional implementation manner, in the fresh air conditioner of the present application, the casing 100 is provided with the sealing edge 112 or the sealing groove, and the sealing edge 112 or the sealing groove is tightly attached to the fresh air box 210. Through setting up sealed limit 112 or seal groove at casing 100, make sealed limit 112 or seal groove and new trend box 210 closely laminate to make the new trend chamber and the outside isolation that form between new trend box 210 and the casing 100, can prevent the air leakage in new trend chamber, simultaneously, because sealing connection between new trend box 210 and the casing 100, can also completely cut off the noise, avoid the noise of new trend motor 300 in the new trend subassembly 200 and the new trend wind wheel 400 work production to outwards leak.

As shown in fig. 5, in the present embodiment, the fresh air box 210 is fastened on the end plate 110, so that the sealing edge 112 with a certain height is disposed at the edge of the end plate 110, and when the fresh air box 210 is fastened on the end plate 110, the sealing edge 112 is located inside the fresh air box 210 and is attached to the inner wall of the fresh air box 210, so as to shield the contact gap between the fresh air box 210 and the end plate 110, thereby performing a sealing function.

Further preferably, as shown in fig. 5, the locking groove 111 on the end plate 110 is disposed on the sealing edge 112, and the buckle 213 on the fresh air box 210 is disposed on the inner wall of the fresh air box 210, so that when the fresh air box 210 is buckled on the end plate 110, the buckle 213 on the inner wall of the fresh air box 210 is inserted into the locking groove 111 on the end plate 110, and the fresh air box 210 is connected with the locking groove 111 of the buckle 213 on the end plate 110 in a matching manner.

In other embodiments, a sealing groove with a certain depth may be disposed at an edge of the end plate 110, and when the fresh air box 210 is fastened to the end plate 110, an edge of the fresh air box 210 is inserted into the sealing groove, so that the fresh air box 210 and the end plate 110 can be connected in a sealing manner.

Further preferably, in order to avoid air leakage or noise leakage of the fresh air cavity, a sealing structure such as a rubber ring may be disposed at a contact position between the end plate 110 and the fresh air box 210, so as to improve the sealing performance between the end plate 110 and the fresh air box 210.

As an alternative embodiment, in the fresh air conditioner of the present application, a side of the casing 100 adjacent to the fresh air box 210 is a smooth surface.

As shown in fig. 4, in the present embodiment, the fresh air box 210 is fastened on the end plate 110, so that a side of the end plate 110 adjacent to the fresh air box 210 is provided with a smooth surface. The end plate 110 is a part of the surface of the air inlet cavity of the fresh air module 200, so that the surface of the end plate 110 is smooth, and the phenomena of turbulence, turbulent flow and the like generated in the air inlet cavity can be avoided. Compare in traditional air conditioner, end plate 110 shows outside, often can set up certain decorative structure on end plate 110, and the end plate 110 of this application hides inside fresh air conditioner casing through fresh air box 210, and it can avoid producing phenomenons such as torrent, turbulent flow for smooth surface area, and the processing that can also make end plate 110 is simpler, also can reduce the manufacturing cost of product to a certain extent.

As an optional implementation manner, in the fresh air conditioner of the present application, the fresh air box 210 and the air duct enclosure wall 220 are an integral structure.

As shown in fig. 3, the fresh air box 210 and the air duct enclosure wall 220 of the embodiment can form an integrated volute structure through processes such as injection molding and integral molding, and the fresh air box 210 and the air duct enclosure wall 220 are integrated, so that no gap exists between the fresh air box 210 and the air duct enclosure wall 220, air leakage of the formed volute is avoided, the fresh air box 210 and the air duct enclosure wall 220 can be integrated, the number of parts and installation processes are reduced, and the production cost is reduced.

As an optional implementation manner, in the fresh air conditioner of the present application, the fresh air box 210 is provided with the motor assembling portion 214 at a position corresponding to the air outlet cavity.

As shown in fig. 3, in the present embodiment, the air duct surrounding wall 220 of the fresh air box 210 is enclosed in a space, and a motor assembling portion 214 is provided for positioning and fixing the fresh air motor 300. Through the motor assembling part 214, the assembling position of the fresh air motor 300 can be accurately positioned in the assembling process of the fresh air conditioner, and the fresh air motor 300 can be further assembled and fixed in the fresh air box 210 through the motor assembling part 214.

As an optional implementation manner, in the fresh air conditioner of the present application, the fresh air component 200 further includes: and an air filter 240 disposed in the air inlet chamber and between the air inlet 212 and the communication port 231.

As shown in fig. 2 and fig. 3, in this embodiment, the air filter 240 is disposed in the air intake chamber, because the air outlet chamber formed by the volute is used for disposing the low fresh air motor 300 and the fresh air wind wheel 400, and there is no redundant space for disposing the air filter 240, and meanwhile, outdoor fresh air firstly needs to pass through the air intake chamber, so the air filter 240 disposed in the air intake chamber can filter outdoor fresh air in the first time, and it is avoided that contaminants such as dust entrained by the outdoor fresh air enter the air outlet chamber, which affects normal operation of the fresh air motor 300 and the fresh air wind wheel 400, or that the contaminants such as dust are collected in the air outlet chamber.

In this embodiment, the air filter 240 is configured to have a shape matching the structure of the air inlet cavity, and when the air filter 240 is placed in the air inlet cavity, the frame thereof can be attached to the side wall of the air inlet cavity, so as to divide the air inlet cavity into two parts, one part is communicated with the pipeline for introducing outdoor fresh air through the air inlet 212, and the other part is communicated with the air outlet cavity through the communication port 231. Outdoor fresh air firstly enters the air inlet cavity through the air inlet 212 communicated with the outdoor fresh air pipeline, and then enters the air outlet cavity through the communicating port 231 after being filtered by the air filter 240, so that all outdoor fresh air can enter the air outlet cavity after being filtered by the air filter 240.

Preferably, in this embodiment, the Air Filter 240 is a High Efficiency Air Filter 240 (HEPA), the HEPA is mainly used for collecting particle dust and various suspended matters with a size of more than 0.5 μm, the HEPA is mainly made of ultrafine glass fiber paper as a Filter material, offset paper, aluminum film and other materials as a partition board, and the Filter material is glued with wood frame aluminum alloy.

As an optional embodiment, in the fresh air conditioner of the present application, a filter replacement port 215 is formed at a position of the fresh air box 210 corresponding to the air filter 240.

As shown in fig. 3, the air filter 240 of the present embodiment is disposed in the air inlet chamber, but the air filter 240 is used as a consumable part and needs to be replaced periodically, and it is still difficult for a non-professional user or the like to replace the air conditioning filter device by detaching the fresh air box 210, so in the present application, it is preferable to provide a filter replacement port 215 at a position where the fresh air box 210 corresponds to the air filter 240, and the air filter 240 can be replaced by drawing out the air filter 240 through the filter replacement port 215.

As an alternative embodiment, in the fresh air conditioner of the present application, the fresh air box 210 and/or the cabinet 100 is provided with a filter guide rail 216 corresponding to the filter exchange port 215, and the air filter 240 is slidably provided on the filter guide rail 216.

As shown in fig. 3, in the present embodiment, the filter guide 216 is provided at a position of the fresh air box 210 corresponding to the filter replacement port 215, and when the air filter 240 is inserted into the fresh air box 210 through the filter replacement port 215, the air filter 240 slides along the filter guide 216 and is guided by the filter guide 216 to the installation position. In this embodiment, the filter guide rail 216 can block the gap between the air filter 240 and the fresh air box 210 by the filter guide rail 216 in addition to guiding the air filter 240 to slide to the installation position, so as to prevent outdoor fresh air which is not filtered by the air filter 240 from entering the air outlet chamber through the gap.

As shown in fig. 3, in the present embodiment, since the filter guide rail 216 is obliquely disposed in the fresh air box 210, the air filter 240 is also obliquely disposed in the fresh air box 210, and in order to prevent the air filter 240 from sliding from the fresh air box 210, it is preferable that the air filter 240 is connected to the filter replacing port 215 in a certain manner, and the air filter 240 is detachably connected to the filter replacing port 215 by means of the engagement of the locking groove 111 of the locking buckle 213, so as to facilitate the replacement of the air filter 240 and prevent the air filter 240 from sliding out of the fresh air box 210.

In this embodiment, the filter guide 216 corresponding to the filter replacement opening 215 may be provided in both the fresh air box 210 and the end plate 110.

It should be noted that all the directional indications in the embodiments of the present application are only used to explain the relative position relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, descriptions in this application as to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope claimed in the present application.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: numerous changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (12)

1. The utility model provides a fresh air conditioner which characterized in that, fresh air conditioner includes:

a housing; and the combination of (a) and (b),

the fresh air assembly comprises a fresh air box buckled on the shell, an air duct surrounding wall arranged in the fresh air box and a volute cover covered on the air duct surrounding wall, an air outlet cavity is formed among the fresh air box, the air duct surrounding wall and the volute cover, and an air inlet cavity is formed among the fresh air box, the shell, the air duct surrounding wall and the volute cover;

the fresh air box is provided with an air outlet communicated with the air outlet cavity, the fresh air box is provided with an air inlet communicated with the air inlet cavity, and the volute cover is provided with a communication opening communicated with the air inlet cavity and the air outlet cavity.

2. The fresh air conditioner as claimed in claim 1, wherein the casing includes an end plate, and the fresh air box is fastened to the end plate.

3. The fresh air conditioner as claimed in claim 1, wherein the fresh air box is fastened to the inside or outside of the casing.

4. The fresh air conditioner as claimed in claim 1, wherein the fresh air box is detachably connected to the cabinet.

5. The fresh air conditioner as claimed in claim 4, wherein the fresh air box is connected with the casing snap slot in a fit or interference manner.

6. The fresh air conditioner as claimed in claim 1, wherein the casing is provided with a sealing edge or a sealing groove, and the sealing edge or the sealing groove is closely attached to the fresh air box.

7. The fresh air conditioner as claimed in claim 1, wherein a side of the casing adjacent to the fresh air box is a smooth surface.

8. The fresh air conditioner according to any one of claims 1 to 7, wherein the fresh air box and the air duct enclosure wall are of an integral structure.

9. The fresh air conditioner as claimed in claim 8, wherein a motor assembly part is provided at a position of the fresh air box corresponding to the air outlet chamber.

10. The fresh air conditioner as claimed in claim 8, wherein the fresh air module further comprises:

and the air filter is arranged in the air inlet cavity and is arranged between the air inlet and the communication port.

11. The fresh air conditioner according to claim 10, wherein a filter replacement port is provided at a position of the fresh air box corresponding to the air filter.

12. The fresh air conditioner as claimed in claim 11, wherein the fresh air box and/or the cabinet is provided with a filter guide rail corresponding to the filter exchange port, and the air filter is slidably provided on the filter guide rail.

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