CN210511920U

CN210511920U - Air conditioner

Info

Publication number: CN210511920U
Application number: CN201921250961.2U
Authority: CN
Inventors: 董明珠; 陈诚; 何振健; 王千千; 戴志炜; 高玉平; 吴晓岳
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-05-12
Anticipated expiration: 2029-08-02

Abstract

The utility model provides an air conditioner. The air conditioner comprises a shell, a heat exchange assembly and a fan part, wherein the shell is provided with an accommodating space, a first air opening and a second air opening which are communicated with the accommodating space; the heat exchange assembly comprises a heat exchanger which is arranged in a cylindrical shape, a first air channel is formed by the inner peripheral wall of the heat exchanger in a surrounding mode, and a second air channel is formed by the outer peripheral wall of the heat exchanger and the inner peripheral wall of the shell in a surrounding mode; the first air duct is communicated with the second air duct through a heat exchanger; one of the first air channel and the second air channel is communicated with the first air opening, the other one of the first air channel and the second air channel is communicated with the second air opening, the fan part is arranged in the accommodating space, and the fan part can introduce airflow outside the shell into the accommodating space through one of the first air opening and the second air opening to exchange heat with the heat exchanger and then discharge the airflow outside the shell through the other one of the first air opening and the second air opening. The technical scheme of the utility model the heat exchange efficiency who has solved the air conditioner among the prior art is low and the single problem of air supply mode.

Description

Air conditioner

Technical Field

The utility model relates to an air conditioner technical field particularly, relates to an air conditioner.

Background

The heat exchanger of the air conditioner in the related art is generally of a flat plate type, and the air inlet and outlet modes of the air conditioner in the related art are fixed, so that the heat exchange efficiency of the air conditioner in the related art is low, the air supply mode is single, and the use effect of the air conditioner is influenced.

In order to solve the technical problem, a new air conditioner needs to be provided, and the heat exchange efficiency of the air conditioner is improved, and meanwhile, the air inlet and outlet modes of the air conditioner are increased, so that the use effect of the air conditioner is improved.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an air conditioner to solve the problems of low heat exchange efficiency and single air supply mode of the air conditioner in the prior art.

In order to achieve the above object, the present invention provides an air conditioner, including: the air inlet structure comprises a shell, a first air inlet and a second air inlet, wherein the shell is provided with an accommodating space, and the first air inlet and the second air inlet are communicated with the accommodating space; the heat exchange assembly is arranged in the accommodating space and divides the accommodating space into a first air channel and a second air channel; the heat exchange assembly comprises a heat exchanger which is arranged in a cylindrical shape, the inner peripheral wall of the heat exchanger is used for enclosing a first air channel, and the outer peripheral wall of the heat exchanger is used for enclosing a second air channel with the inner peripheral wall of the shell; the first air duct is communicated with the second air duct through a heat exchanger; one of the first air duct and the second air duct is communicated with the first air opening, and the other one of the first air duct and the second air duct is communicated with the second air opening; the fan portion sets up in accommodation space, and fan portion can be with the air current that lies in outside the casing through one in first wind gap and the second wind gap introduce in accommodation space and carry out the heat exchange with the heat exchanger after, outside the casing is discharged to another in rethread first wind gap and the second wind gap.

Further, the heat exchanger is cylindrical.

Furthermore, the heat exchanger comprises a plurality of groups of heat exchange plates which are connected in sequence, and the cross section of the heat exchanger is of a polygonal structure.

Further, fan portion includes the fan, and the fan setting is in the one end of casing: the fan can rotate in two directions, so that the first air port can be used as an air inlet or an air outlet by controlling the rotation direction of the fan; or the fan part also comprises an air duct switching mechanism so as to enable the first air port to be used as an air inlet or an air outlet through the air duct switching mechanism.

Further, the housing extends vertically; the first air opening is positioned on the side wall close to the bottom of the shell, and the second air opening is positioned on the side wall close to the top of the shell; the fan sets up the bottom at the casing.

Furthermore, the first air duct is communicated with the external air flow through the first air opening, and the second air duct is communicated with the external air flow through the second air opening.

Further, the heat exchange assembly includes: the upper bracket is covered at the top end of the heat exchanger, and the upper bracket and the heat exchanger jointly enclose a first air channel; the water pan is arranged in the shell, the bottom end of the heat exchanger is located in the water pan, and the water pan, the heat exchanger and the shell jointly enclose a second air channel.

Further, the heat exchanger passes through the upper bracket and is connected with the internal perisporium of casing, and the upper bracket includes: the cover plate is covered at the top end of the heat exchanger; and the connecting arms are arranged at intervals around the circumferential direction of the cover plate and are used for being connected with the inner circumferential wall of the shell.

Further, the second end of the heat exchanger is arranged on the upper surface of the water pan; the water receiving tray is provided with a vent communicated with the first air duct.

Further, the fan is provided with a third air port and a fourth air port, and the third air port is communicated with the first air port; the fourth tuyere is communicated with the ventilation opening.

Further, the fan is an axial flow fan, a centrifugal fan or a mixed flow fan.

Further, the cross-sectional shape of the outer peripheral wall of the housing is a circle or an ellipse or a regular polygon or an irregular polygon.

By applying the technical scheme of the utility model, the air conditioner has two operation modes, under one operation mode, the first air port is used as the air inlet, the second air port is used as the air outlet, and the air flow passes through the first air port, the first air channel, the heat exchanger, the second air channel and the second air port in sequence under the action of the fan part; in another operation mode, the second air port is used as an air inlet, the first air port is used as an air outlet, and the air flow sequentially passes through the second air port, the second air duct, the heat exchanger, the first air duct and the first air port under the action of the fan part; meanwhile, the heat exchanger arranged in a cylindrical shape fully utilizes the accommodating space of the shell, the heat exchange efficiency of the air conditioner is increased, and the heat exchange efficiency can meet the energy efficiency requirement of the air conditioner in different operation modes. The application provides an air conditioner has increased business turn over wind mode when promoting heat exchange efficiency to the result of use of air conditioner has been promoted.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic cross-sectional view illustrating an air conditioner in an operation mode according to a first embodiment of the present invention, wherein a first air inlet of the air conditioner is an air inlet, and a second air inlet of the air conditioner is an air outlet;

fig. 2 is a schematic perspective view of the air conditioner of fig. 1, wherein a sliding cover of the air conditioner is in an open state;

fig. 3 is a schematic cross-sectional view illustrating an air conditioner in another operation mode according to a first embodiment of the present invention, wherein a second air inlet of the air conditioner is an air inlet, and a first air inlet of the air conditioner is an air outlet;

fig. 4 is a schematic perspective view of the air conditioner of fig. 3, wherein a sliding cover of the air conditioner is in an open state;

fig. 5 is a schematic perspective view of an air conditioner according to a first embodiment of the present invention, in which a sliding cover of the air conditioner is in a closed state;

fig. 6 is a schematic perspective view of an air conditioner according to a second embodiment of the present invention in an operation mode, wherein a first air inlet of the air conditioner is an air inlet, and a second air inlet of the air conditioner is an air outlet;

fig. 7 is a schematic perspective view of an air conditioner according to a second embodiment of the present invention in another operation mode, in which a second air inlet of the air conditioner is an air inlet, and a first air inlet of the air conditioner is an air outlet;

fig. 8 is a schematic perspective view of an air conditioner according to a third embodiment of the present invention in an operation mode, wherein a first air inlet of the air conditioner is an air inlet, and a second air inlet of the air conditioner is an air outlet;

fig. 9 is a schematic perspective view of the air conditioner according to the third embodiment of the present invention in another operation mode, in which the second air inlet of the air conditioner is an air inlet and the first air inlet of the air conditioner is an air outlet.

Wherein the figures include the following reference numerals:

100. a housing; 101. an accommodating space; 102. a first tuyere; 103. a second tuyere; 200. a heat exchange assembly; 201. a first air duct; 202. a second air duct; 10. a heat exchanger; 20. an upper bracket; 30. a water pan; 31. a vent; 300. a fan section; 310. a fan; 301. a third tuyere; 302. a fourth tuyere; 400. a slide cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In order to solve the problem that the heat exchange efficiency of the air conditioner among the prior art is low and the air supply mode is single, the utility model provides an air conditioner.

Example one

As shown in fig. 1 to 5, the air conditioner includes: the heat exchanger comprises a shell 100, a heat exchange assembly 200 and a fan part 300, wherein the shell 100 is provided with an accommodating space 101, and a first air port 102 and a second air port 103 which are communicated with the accommodating space 101, the first air port 102 is positioned at one end of the shell 100, the second air port 103 is positioned at the other end of the shell 100, the heat exchange assembly 200 is arranged in the accommodating space 101, and the accommodating space 101 is divided into a first air channel 201 and a second air channel 202 by the heat exchange assembly 200; the heat exchange assembly 200 comprises a heat exchanger 10 which is arranged in a cylindrical shape, the inner peripheral wall of the heat exchanger 10 is used for enclosing a first air duct 201, and the outer peripheral wall of the heat exchanger 10 and the inner peripheral wall of the shell 100 are used for enclosing a second air duct 202; the first air duct 201 and the second air duct 202 are communicated through the heat exchanger 10; one of the first air duct 201 and the second air duct 202 is communicated with the first air opening 102, the other one of the first air duct 201 and the second air duct 202 is communicated with the second air opening 103, the fan portion 300 is disposed in the accommodating space 101, and the fan portion 300 can introduce the airflow outside the casing 100 into the accommodating space 101 through one of the first air opening 102 and the second air opening 103 to exchange heat with the heat exchanger 10, and then discharge the airflow outside the casing 100 through the other one of the first air opening 102 and the second air opening 103.

In this embodiment, the air conditioner has two operation modes, in one operation mode, the first air inlet 102 is used as an air inlet, the second air inlet 103 is used as an air outlet, and the air flow passes through the first air inlet 102, the first air duct 201, the heat exchanger 10, the second air duct 202 and the second air inlet 103 in sequence under the action of the fan portion 300; in another operation mode, the second air opening 103 is used as an air inlet, the first air opening 102 is used as an air outlet, and the air flow passes through the second air opening 103, the second air duct 202, the heat exchanger 10, the first air duct 201 and the first air opening 102 in sequence under the action of the fan part 300; meanwhile, the heat exchanger 10 arranged in a cylindrical shape fully utilizes the accommodating space 101 of the shell 100, so that the heat exchange efficiency of the air conditioner is increased, and the heat exchange efficiency can meet the energy efficiency requirement of the air conditioner in different operation modes. The application provides an air conditioner has increased business turn over wind mode when promoting heat exchange efficiency to the result of use of air conditioner has been promoted.

Alternatively, the heat exchanger 10 is cylindrical. The cylindrical heat exchanger 10 is formed by bending one heat exchange plate, and has the advantages of simple structure, convenient connection, stability and reliability in use and the like.

Optionally, the heat exchanger 10 includes multiple sets of heat exchange plates connected in sequence, and the cross section of the heat exchanger 10 has a polygonal structure. In this way, the fabrication and assembly of the heat exchanger 10 is facilitated.

As shown in fig. 1 and 3, the fan part 300 includes a fan 310, and the fan 310 is disposed in one end of the casing 100: the blower 310 is rotatable in both directions to make the first air inlet 102 function as an air inlet or an air outlet by controlling the rotation direction of the blower 310. When the rotation direction of the fan 310 is changed, the air outlet direction of the fan 310 is opposite, so that the air conditioner has two air outlet modes, i.e., the air conditioner has two operation modes.

As shown in fig. 1 to 5, the housing 100 extends vertically; the first tuyere 102 is located on a side wall near the bottom of the casing 100, and the second tuyere 103 is located on a side wall near the top of the casing 100; the blower 310 is disposed at the bottom of the housing 100. The air conditioner provided by the embodiment is a vertical air conditioner, and the air conditioner has two operation modes, specifically an upper air outlet mode and a lower air outlet mode; when the fan 310 operates in the first rotation direction, a low pressure is formed at the lower end of the fan, airflow enters the accommodating space 101 of the casing 100 from the first air port 102 under the action of pressure difference, the first air port 102 is an air inlet, the second air port 103 is an air outlet, and the air conditioner is in an upper air outlet mode; when the fan 310 operates in the second rotation direction, a low pressure is formed at the upper end of the fan, the airflow enters the accommodating space 101 of the casing 100 through the second air opening 103 under the action of the pressure difference, the second air opening 103 is an air inlet, the first air opening 102 is an air outlet, and the air conditioner is in a lower air outlet mode. Wherein the first rotational direction is opposite to the second rotational direction.

Optionally, when the air conditioner is in a refrigeration mode, the air conditioner is in an upper air outlet mode, so that cold air is prevented from blowing the user directly, the health of the user is prevented from being influenced, and the good experience of the user is facilitated to be improved; when the air conditioner is in the mode of heating, the air conditioner is air-out down, utilizes the principle that hot-air makes progress, cold air downstream to heat indoor temperature, promotes the effect of heating of air conditioner, makes user's foot feel warm, is favorable to further promoting user's the good sense of experience.

As shown in fig. 1 and 3, the first air duct 201 is in air-flow communication with the outside through the first air opening 102, and the second air duct 202 is in air-flow communication with the outside through the second air opening 103. In this way, the upper bracket is arranged to block the top end of the first air duct 201 enclosed by the heat exchanger 10, and the lower bracket is arranged to block the bottom end of the second air duct 202 enclosed by the heat exchanger 10 and the casing 100, so that the air flow must pass through the heat exchanger 10 in the process of flowing from the first air duct 201 to the second air duct 202, and the heat exchange efficiency of the heat exchanger 10 is improved; in addition, the lower support can be used as a water pan, so that the structure is simpler and the use is more convenient.

As shown in fig. 1 and 3, the heat exchange assembly 200 includes an upper bracket 20 and a water pan 30, the upper bracket 20 is covered on the top end of the heat exchanger 10, the upper bracket 20 and the heat exchanger 10 together form a first air duct 201, the water pan 30 is disposed in the casing 100, the bottom end of the heat exchanger 10 is located in the water pan 30, and the water pan 30, the heat exchanger 10 and the casing 100 together form a second air duct 202.

Alternatively, the heat exchanger 10 is disposed in the middle of the casing 100.

Alternatively, when the air conditioner is in the cooling mode, the heat exchanger 10 is an evaporator, and the air flow with a relatively high indoor temperature is cooled as it passes through the evaporator, so that condensate water is formed on the surface of the evaporator, and the water pan 30 is used for receiving the condensate water.

Alternatively, the heat exchanger 10 is connected to the inner circumferential wall of the casing 100 through an upper bracket 20, the upper bracket 20 including a cover plate covering the top end of the heat exchanger 10 and a plurality of connecting arms disposed at intervals around the circumference of the cover plate for connection to the inner circumferential wall of the casing 100. Like this, the apron is used for carrying out the shutoff to the top of the first wind channel 201 that heat exchanger 10 encloses, and the support arm guarantees the stability of being connected between heat exchanger 10 and the casing 100, avoids heat exchanger 10 to take place to rock or topple over the circumstances such as in casing 100, forms between two linking arms and dodges the space, makes water collector 30, heat exchanger 10 and casing 100 enclose into second wind channel 202 jointly and communicate through the space of stepping down with second wind gap 103.

As shown in fig. 1 and 3, the second end of the heat exchanger 10 is disposed on the upper surface of the water collector 30; the water pan 30 is provided with a vent 31 communicated with the first air duct 201. Thus, the ventilation opening 31 forms an intermediate passage, and the first air duct 201 enclosed by the heat exchanger 10 is communicated with the first air opening 102 through the ventilation opening 31. When the first air port 102 is used as an air outlet, the fan 310 sucks air from the first air duct 201 in the middle of the evaporator through the middle channel of the water pan 30; when the first air inlet 102 serves as an air inlet, the fan 310 draws the air flow outside the casing 100 into the first air duct 201 through the first air inlet 102.

Optionally, the wall of the vent 31 is flush with the inner peripheral wall of the heat exchanger 10. Therefore, the connection stability between the heat exchanger 10 and the water pan 30 can be ensured, and the sufficient flow area of the vent 31 can be ensured, so that the airflow outside the casing 100 can smoothly enter the first air duct 201 through the first air opening 102 and the vent 31, or the airflow outside the casing 100 can smoothly pass through the first air duct 201, the vent 31 and the first air opening 102, so as to improve the heat exchange efficiency of the air conditioner.

In an alternative embodiment of the present application, not shown, the first air duct 201 is in air flow communication with the outside through the second air duct 202, and the second air duct 202 is in air flow communication with the outside through the first air opening 102. In this way, the lower bracket is arranged to block the bottom end of the first air duct 201 enclosed by the heat exchanger 10, and the upper bracket is arranged to block the top end of the second air duct 202 enclosed by the heat exchanger 10 and the casing 100.

As shown in fig. 1 and 3, the fan 310 has a fan duct and a third air opening 301 and a fourth air opening 302 communicated therewith, the third air opening 301 is communicated with the first air opening 102; the fourth tuyere 302 communicates with the vent 31.

In another optional embodiment, not shown in the drawings, the blower unit 300 further includes an air duct switching mechanism, so that the first air opening 102 is used as an air inlet or an air outlet through the air duct switching mechanism. Therefore, the air duct switching mechanism is controlled to change the trend of the air flow so as to change the air outlet direction of the fan 310, so that the air flow is sucked from the third air opening 301 or sucked from the fourth air opening 302, and further the effect of lower air inlet and upper air outlet or the effect of upper air inlet and lower air outlet is achieved.

Optionally, the air duct switching mechanism controls the air outlet direction of the fan by controlling the upper and lower reversible air outlet ducts of the fan to be turned on and off.

Optionally, the fan 310 is an axial fan or a centrifugal fan or a mixed flow fan.

As shown in fig. 2, 4 and 5, the outer circumferential wall of the casing 100 has a circular cross-sectional shape, and the air conditioner further includes a sliding cover 400, wherein the sliding cover 400 is slidably connected to the casing 100. When the air conditioner is in a closed state, as shown in fig. 5, the sliding cover 400 covers the first air opening 102 and the second air opening 103; when the air conditioner is in an open state, as shown in fig. 2 and 4, the slide cover 400 avoids the first air opening 102 and the second air opening 103, so that the air flow can flow into or out of the housing 100.

Alternatively, the opening degrees of the first and

second vents

102 and 103 may be adjusted by adjusting the position of the slide cover 400, thereby adjusting the effect of the air conditioner.

Optionally, the air conditioner further includes an air deflector or an air guiding blade or a filtering grid, and the air deflector or the air guiding blade or the filtering grid is disposed at the first air opening 102 and/or the second air opening 103 and is used for guiding and/or filtering the air flow flowing into the casing 100 or flowing out of the casing 100.

The application provides an air conditioner has upper and lower reversible convection current air-out function. As shown in fig. 1, the heat exchange operation mode is as follows: the fan sucks air from the lower air inlet and enters the air channel, the air is supplied upwards from the middle of the evaporator and enters the center of the evaporator, the upper support is matched with the cylindrical evaporator, the middle of the evaporator is blocked, the space of the outer ring of the evaporator can be ventilated, the ventilation towards the inside of the evaporator can ventilate the outer side of the peripheral ring of the evaporator for heat exchange, and then the ventilation is gathered to the upper air outlet from the periphery of the outer ring of the upper support, so that the heat exchange mode in the air supply mode is realized; as shown in fig. 3, the heat exchange operation mode is as follows: the fan reverse operation causes the air-out mode to be reverse, down the wind gap air supply and go out, then fan 310 upper end forms the low pressure, the intermediate channel through water collector 30 induced drafts in the middle of the evaporimeter, its operational mode is just opposite with air-out on advancing down, the air current gets into casing 100 from last wind gap, then pass through from upper bracket week circle ventilation position, reach the peripheral and casing 100's of cylindric evaporimeter spatial position, then the air current passes the evaporimeter through pressure differential and gets into cylindric central point and put and carry out the heat transfer, the air current after the heat transfer continues down the wind gap air supply and goes out through fan 310.

Example two

As shown in fig. 6 and 7, the second embodiment is different from the first embodiment in that the cross-sectional shape of the outer circumferential wall of the casing 100 is an ellipse, which provides a new appearance choice for the development of different models of air conditioners.

As shown in fig. 6 and 7, the sliding cover 400 is not disposed on the housing 100, which is beneficial to reducing the cost of the air conditioner, avoiding the influence on the normal use of the air conditioner due to the clamping of the sliding cover 400, and improving the reliability of the air conditioner.

EXAMPLE III

Alternatively, the cross-sectional shape of the outer peripheral wall of the casing 100 is a regular polygon, providing a new appearance choice for the development of different models of air conditioners.

As shown in fig. 8 and 9, the outer peripheral wall of the housing 100 has a rectangular cross-sectional shape, which facilitates processing and placement at the corners of the room.

In an alternative embodiment of the present application, not shown, the cross-sectional shape of the outer peripheral wall of the casing 100 is an irregular polygon, which provides a new appearance choice for the development of different models of air conditioners.

The application provides an air conditioner with heat exchanger 10 of cylindric setting, the air conditioner that this application provided has upper and lower reversible convection current air-out function. Under different operating modes, the heat exchange modes of the heat exchanger 10 are different, and the heat exchange areas of the heat exchanger 10 in the two operating modes are the same, so that the heat exchange efficiency of the two modes can be ensured to be equivalent, and the heat exchanger 10 can meet the heat exchange efficiency in different operating modes.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An air conditioner, comprising:

the air conditioner comprises a shell (100), wherein the shell (100) is provided with a containing space (101) and a first air opening (102) and a second air opening (103) which are communicated with the containing space (101), the first air opening (102) is positioned at one end of the shell (100), and the second air opening (103) is positioned at the other end of the shell (100);

the heat exchange assembly (200) is arranged in the accommodating space (101), and the accommodating space (101) is divided into a first air duct (201) and a second air duct (202) by the heat exchange assembly (200);

the heat exchange assembly (200) comprises a heat exchanger (10) which is arranged in a cylindrical shape, the inner peripheral wall of the heat exchanger (10) is used for enclosing the first air duct (201), and the outer peripheral wall of the heat exchanger (10) is used for enclosing the second air duct (202) with the inner peripheral wall of the shell (100); the first air duct (201) and the second air duct (202) are communicated through the heat exchanger (10);

one of the first air duct (201) and the second air duct (202) is communicated with the first air opening (102), and the other of the first air duct (201) and the second air duct (202) is communicated with the second air opening (103);

the fan portion (300) is arranged in the accommodating space (101), and the fan portion (300) can introduce airflow outside the shell (100) into the accommodating space (101) through one of the first air opening (102) and the second air opening (103) to exchange heat with the heat exchanger (10) and then discharge the airflow outside the shell (100) through the other one of the first air opening (102) and the second air opening (103).

2. Air conditioner according to claim 1, characterized in that the heat exchanger (10) is cylindrical.

3. The air conditioner according to claim 1, wherein the heat exchanger (10) comprises a plurality of sets of heat exchange plates connected in sequence, and the cross section of the heat exchanger (10) has a polygonal structure.

4. The air conditioner according to any one of claims 1 to 3, wherein the fan part (300) includes a fan (310), the fan (310) being disposed in one end of the housing (100):

the fan (310) can rotate in two directions, so that the first air port (102) can be used as an air inlet or an air outlet by controlling the rotation direction of the fan (310); or

The fan part (300) further comprises an air duct switching mechanism, so that the first air opening (102) can be used as an air inlet or an air outlet through the air duct switching mechanism.

5. The air conditioner according to claim 4,

the housing (100) extends vertically; the first tuyere (102) is located on a side wall near the bottom of the casing (100), and the second tuyere (103) is located on a side wall near the top of the casing (100); the fan (310) is arranged at the bottom of the shell (100).

6. The air conditioner according to claim 5, wherein the first air duct (201) is in air flow communication with the outside through the first air opening (102), and the second air duct (202) is in air flow communication with the outside through the second air opening (103).

7. The air conditioner according to claim 6, wherein the heat exchange assembly (200) comprises:

the upper support (20) is covered at the top end of the heat exchanger (10), and the upper support (20) and the heat exchanger (10) jointly enclose the first air duct (201);

the water pan (30) is arranged in the shell (100), the bottom end of the heat exchanger (10) is located in the water pan (30), and the water pan (30), the heat exchanger (10) and the shell (100) jointly enclose the second air duct (202).

8. The air conditioner according to claim 7, wherein the heat exchanger (10) is connected with an inner circumferential wall of the case (100) by the upper bracket (20), and the upper bracket (20) includes:

the cover plate is covered at the top end of the heat exchanger (10);

the connecting arms are arranged around the circumferential direction of the cover plate at intervals and are used for being connected with the inner circumferential wall of the shell (100).

9. The air conditioner according to claim 7, wherein the second end of the heat exchanger (10) is disposed on the upper surface of the water tray (30); the water pan (30) is provided with a ventilation opening (31) communicated with the first air duct (201).

10. The air conditioner according to claim 9, wherein the fan (310) has a third air opening (301) and a fourth air opening (302), the third air opening (301) being in communication with the first air opening (102); the fourth tuyere (302) communicates with the ventilation opening (31).

11. The air conditioner according to claim 4, wherein the fan (310) is an axial fan or a centrifugal fan or a mixed flow fan.

12. The air conditioner according to claim 1, wherein the cross-sectional shape of the outer circumferential wall of the case (100) is a circle or an ellipse or a regular polygon or an irregular polygon.