CN112303731A

CN112303731A - Cabinet air conditioner

Info

Publication number: CN112303731A
Application number: CN201910713853.2A
Authority: CN
Inventors: 董明珠; 陈诚; 何振健; 王千千
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: 2021-02-02

Abstract

The invention provides a cabinet air conditioner, which comprises a shell, wherein the shell is provided with an upper air inlet and a lower air inlet; the heat exchanger is arranged in the shell and is positioned between the upper air inlet and the lower air inlet; the fan part is arranged in the shell and can introduce airflow outside the shell into the shell through the upper air inlet to exchange heat with the heat exchanger and then blow out the airflow through the heat exchanger from the lower air inlet, or the fan part can introduce airflow outside the shell into the shell through the lower air inlet to exchange heat with the heat exchanger and then blow out the airflow through the heat exchanger from the upper air inlet. The cabinet air conditioner can realize two air outlet modes, the modes of air outlet at the upper air inlet and air inlet at the lower air inlet can be selected according to the refrigeration mode of the cabinet air conditioner, and the modes of air inlet at the upper air inlet and air outlet at the lower air inlet can be selected according to the heating mode of the cabinet air conditioner. The air conditioner cabinet adopting the structure enables the temperature difference of indoor airflow layering to be small, and effectively improves the utilization rate of energy of the air conditioner cabinet.

Description

Cabinet air conditioner

Technical Field

The invention relates to the technical field of air conditioning equipment, in particular to a cabinet air conditioner.

Background

The air conditioner of the vertical cabinet type air conditioner mainly has square upper air outlet cabinet machine, circular long air outlet cabinet machine, and the distributing type cabinet machine of supplying air of air-out from top to bottom simultaneously, sink because of air conditioning, the cold and hot air characteristic of steam come-up, when refrigeration, heat the air supply, can lead to the problem of indoor air heat layering, return air position because of the cabinet type air conditioner is unchangeable, so heat distribution can not change, the air conditioner carries out the heat transfer to indoor temperature, the heat layering problem of distributing type cabinet machine of supplying air is less relatively, the upper and lower temperature difference is less, but still can not overcome the energy utilization inefficiency problem that cold and hot air characteristic brought.

Disclosure of Invention

The invention mainly aims to provide a cabinet air conditioner to solve the problem of low energy utilization rate of the air conditioner in the prior art.

In order to achieve the above object, according to one aspect of the present invention, there is provided a cabinet air conditioner including: the shell is provided with an upper air inlet and a lower air inlet; the heat exchanger is arranged in the shell and is positioned between the upper air inlet and the lower air inlet; the fan part is arranged in the shell and can introduce airflow outside the shell into the shell through the upper air inlet to exchange heat with the heat exchanger and then blow out the airflow through the heat exchanger from the lower air inlet, or the fan part can introduce airflow outside the shell into the shell through the lower air inlet to exchange heat with the heat exchanger and then blow out the airflow through the heat exchanger from the upper air inlet.

Furthermore, the shell is divided into an upper cavity and a lower cavity by the heat exchanger, the upper cavity is communicated with the upper air inlet, the lower cavity is communicated with the lower air inlet, and the fan part is arranged in at least one of the upper cavity and the lower cavity.

Furthermore, the air inlet comprises a first air inlet and a second air inlet, and the first air inlet and the second air inlet are arranged on different side walls of the shell.

Further, fan portion includes first fan subassembly, and first fan subassembly sets up in the epicoele internally, and first fan subassembly includes: the first volute is arranged in the shell and provided with a first air inlet side; the first air duct door is connected with a first air inlet side of the first volute, the first air duct door and the first volute are enclosed to form a first air suction channel, a first through hole communicated with the first air inlet is formed in the side wall of the first air suction channel, the first air duct door is provided with a first opening position for opening the first air suction channel, and the first air duct door is provided with a first closing position for closing the first air suction channel.

Furthermore, the first volute is provided with a first air outlet side, a first exhaust channel is arranged on the first volute, one end of the first exhaust channel is communicated with the first air outlet side, the other end of the first exhaust channel is communicated with the upper cavity, and a second through hole communicated with the second air inlet is formed in the side wall of the first exhaust channel; wherein, first fan subassembly still includes first revolving door, and first revolving door sets up in first exhaust passageway, and first revolving door has primary importance and second place, and when first revolving door was located the primary importance, first revolving door sealed the second through-hole to make first air-out side communicate with the last chamber body through first exhaust passageway.

Further, when the first rotating door is located at the second position, the first rotating door moves into the first exhaust channel and seals the first exhaust channel, and the first air outlet side is communicated with the second air inlet through the second through hole.

Further, the first revolving door is an arc-shaped baffle, and the arc-shaped baffle is slidably arranged in the first exhaust channel.

Further, the first duct door includes: a first swing door having one side edge rotatably connected to the first scroll case, the first swing door having a first open position and a first closed position; the first driving part is connected with the first rotating door and can drive the first rotating door to be located at a first opening position or a first closing position.

Further, the number of the first rotating doors is two, and the two first rotating doors are oppositely arranged.

Further, the first volute includes: the first accommodating volute is provided with a first accommodating cavity for accommodating the first fan, and a second through hole is formed in the side wall of the first accommodating cavity; the first volute cover is provided with a first cover plate and a first installation side plate, the first cover plate is provided with a first air inlet, the first installation side plate is connected with the surface, far away from one side of the first accommodating volute, of the first volute cover, the first air channel door is connected with at least part of the first installation side plate and encloses into a first air suction channel, and a first through hole is formed in the first installation side plate.

Furthermore, a third through hole is formed in the first cover plate, the third through hole is located on the outer side of the first mounting side plate, a first enclosing plate is arranged on the surface of one side, far away from the first accommodating volute, of the first cover plate and is connected with part of the first mounting side plate, the first enclosing plate and at least one of the first mounting side plate and the shell are enclosed to form a first air exhaust channel, and when the first revolving door is located at the first position, the first revolving door is located in the first accommodating volute.

Further, when the first revolving door is located at the second position, the first revolving door is located in the first exhaust passage.

Furthermore, the lower air inlet comprises a first lower air inlet and a second lower air inlet, and the first lower air inlet and the second lower air inlet are arranged on different side walls of the shell.

Further, fan portion includes second fan subassembly, and second fan subassembly sets up in the cavity down, and second fan subassembly includes: the second volute is arranged in the shell and provided with a second air inlet side; the second air duct door is connected with the second air inlet side of the second volute, the second air duct door and the second volute are enclosed to form a second air suction channel, a fourth through hole communicated with the first air outlet is formed in the side wall of the second air suction channel, the second air duct door is provided with a second opening position for opening the second air suction channel, and the second air duct door is provided with a second closing position for closing the second air suction channel.

Furthermore, the first volute is provided with a second air outlet side, a second air exhaust channel is arranged on the second volute, one end of the second air exhaust channel is communicated with the second air outlet side, the other end of the second air exhaust channel is communicated with the lower cavity, and a fifth through hole communicated with the second lower air inlet is formed in the side wall of the second air exhaust channel; the second fan assembly further comprises a second rotating door, the second rotating door is arranged in the second air exhaust channel and provided with a third position and a fourth position, and when the second rotating door is located at the third position, the second rotating door seals the fifth through hole so that the second air outlet side is communicated with the lower cavity body through the second air exhaust channel.

Furthermore, when the second rotating door is located at the fourth position, the second rotating door moves into the second air exhaust channel and seals the second air exhaust channel, and the second air outlet side is communicated with the second lower air inlet through the fifth through hole.

Further, the second duct door includes: a second rotating door, one side edge of which is rotatably connected with the second volute, and the second rotating door is provided with a second opening position and a second closing position; and the second driving part is connected with the second rotating door and can drive the second rotating door to be positioned at a second opening position or a second closing position.

Further, the number of the second rotating doors is two, and the two second rotating doors are oppositely arranged.

Further, the second volute includes: the second accommodating volute is provided with a second accommodating cavity for accommodating the second fan, and a fifth through hole is formed in the side wall of the second accommodating cavity; the second worm shell cover has second apron and second installation curb plate, and the second apron is provided with the second air intake, and the second installation curb plate is connected with keeping away from the surface that the second held spiral case one side of second worm shell cover, and the second wind channel door is connected with at least partial second installation curb plate and encloses and establish into the second passageway that induced drafts, has seted up the fourth through-hole on the second installation curb plate.

Furthermore, a sixth through hole is formed in the second cover plate and located on the outer side of the second mounting side plate, a second enclosing plate is arranged on the surface of one side, far away from the second accommodating volute, of the second cover plate and connected with part of the second mounting side plate, the second enclosing plate and at least one of the second mounting side plate and the shell are enclosed to form a second air exhaust channel, and when the second revolving door is located at the third position, the second revolving door is located in the second accommodating volute.

Further, the first air inlet side and the second air inlet side are arranged oppositely, and/or the plane where the first air inlet side is located and the plane where the second air inlet side is located are arranged in an included angle mode.

Further, when the second rotating door is located at the second opening position, the second rotating door is located at the fourth position, the first air duct door is located at the first closing position, and the first rotating door is located at the first position, or when the second rotating door is located at the second closing position, the second rotating door is located at the third position, the first air duct door is located at the first opening position, and the first rotating door is located at the second position.

Further, the first fan in the first fan assembly is a centrifugal fan, and/or the second fan in the second fan assembly is a centrifugal fan.

Further, the cabinet air conditioner still includes: the water pan is connected with the shell, the heat exchanger is obliquely arranged in the shell, and the bottom of the heat exchanger is positioned in the water pan.

Furthermore, the first upper air inlet and the second upper air inlet simultaneously supply air, the first lower air inlet and the second lower air inlet simultaneously supply air, when the first lower air inlet and the second lower air inlet are simultaneously in the air supply state, one of the first upper air inlet and the second upper air inlet is in the air supply state, or when the first upper air inlet and the second upper air inlet are simultaneously in the air supply state, one of the first lower air inlet and the second lower air inlet is in the air supply state.

According to another aspect of the present invention, there is provided a method for controlling a cabinet air conditioner, the method comprising the steps of: when the refrigeration mode is selected by the controller of the cabinet air conditioner, the first air duct door is located at a first open position, the first rotating door is located at a second position, the second air duct door is located at a second open position, the second rotating door is located at a third position, and the fan part sucks external air flow into the shell from the lower air inlet to exchange heat with the heat exchanger and then discharges the air flow out of the shell through the upper air inlet; when the heating mode is selected through the controller of the cabinet air conditioner, the first air duct door is located at the first closing position, the first rotating door is located at the first position, the second air duct door is located at the second closing position, the second rotating door is located at the fourth position, and the fan portion sucks external air flow into the shell from the upper air inlet to perform heat exchange with the heat exchanger and then discharges the air flow out of the shell through the lower air inlet.

When the air supply mode is selected by the controller, the first air duct door is located at a first open position, the first rotating door is located at a second position, the second air duct door is located at a second open position, the second rotating door is located at a third position, the fan part sucks external air flow into the shell from the lower air inlet and then exhausts the external air flow out of the shell through the upper air inlet, or the first air duct door is located at a first closed position, the first rotating door is located at a first position, the second air duct door is located at a second closed position, the second rotating door is located at a fourth position, and the fan part sucks the external air flow into the shell from the upper air inlet and then exhausts the external air flow out of the shell through the lower air inlet; and when the air supply mode is in the air supply mode, the heat exchanger is in a non-working state.

By applying the technical scheme of the invention, the air conditioner cabinet can realize the modes of air inlet at the upper air inlet and air outlet at the lower air inlet or air outlet at the upper air inlet and air inlet at the lower air inlet through the fan part. The cabinet air conditioner can realize two air outlet modes, the modes of air outlet at the upper air inlet and air inlet at the lower air inlet can be selected according to the refrigeration mode of the cabinet air conditioner, and the modes of air inlet at the upper air inlet and air outlet at the lower air inlet can be selected according to the heating mode of the cabinet air conditioner. The air conditioner cabinet adopting the structure enables the temperature difference of indoor airflow layering to be small, and effectively improves the utilization rate of energy of the air conditioner cabinet.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, 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 shows a schematic structural view of a first embodiment of a cabinet air conditioner according to the present invention;

fig. 2 shows a schematic structural view of a second embodiment of a cabinet air conditioner according to the present invention;

fig. 3 shows a schematic structural view of a third embodiment of a cabinet air conditioner according to the present invention;

fig. 4 is a schematic cross-sectional view illustrating a fourth embodiment of a cabinet air conditioner according to the present invention;

fig. 5 shows a schematic structural view of a fifth embodiment of a cabinet air conditioner according to the present invention;

fig. 6 is a schematic cross-sectional view illustrating a sixth embodiment of a cabinet air conditioner according to the present invention;

FIG. 7 is a schematic view of a first fan assembly of a cabinet air conditioner according to the present invention;

FIG. 8 is an exploded view of the first fan assembly of the cabinet air conditioner according to the present invention;

FIG. 9 is a schematic view of a second fan assembly of a cabinet air conditioner according to the present invention;

fig. 10 shows an exploded view of the second fan assembly of the cabinet air conditioner according to the present invention.

Wherein the figures include the following reference numerals:

10. a housing; 11. an air inlet; 111. a first air inlet; 112. a second air inlet;

12. a lower tuyere; 121. a first lower tuyere; 122. a second lower tuyere;

13. an upper cavity; 14. a lower cavity;

20. a heat exchanger;

30. a first fan assembly;

31. a first volute; 312. a first air outlet side;

32. a first air inlet side; 33. a first air duct door; 331. a first swing door;

34. a first air intake passage; 341. a first through hole;

35. a first exhaust duct; 351. a second through hole;

36. a first revolving door; 37. a first containing volute; 371. a first accommodating chamber;

38. a first fan;

39. a first worm housing cover; 391. a first cover plate; 3911. a first air inlet; 3912. a third through hole; 392. a first mounting side plate; 393. a first enclosing plate;

40. a second fan assembly; 41. a second volute; 412. a second air outlet side;

42. a second air inlet side; 43. a second air duct door; 431. a second swing door;

44. a second suction channel; 441. a fourth via hole;

45. a second air exhaust channel; 451. a fifth through hole;

46. a second revolving door; 47. a second containing volute; 471. a second accommodating chamber;

48. a second fan;

49. a second worm housing cover; 491. a second cover plate; 4911. a second air inlet; 4912. a sixth through hole; 492. a second mounting side plate; 493. a second enclosing plate;

50. a water pan.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

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.

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 terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

Referring to fig. 1 to 10, according to an embodiment of the present invention, a cabinet air conditioner is provided.

Specifically, the cabinet air conditioner includes a case 10, a heat exchanger 20, and a blower part. The housing 10 has an upper tuyere 11 and a lower tuyere 12. The heat exchanger 20 is disposed in the casing 10 between the upper and

lower ports

11 and 12. The fan part is arranged in the shell 10, and the fan part can introduce airflow outside the shell 10 into the shell 10 through the upper air inlet 11 to exchange heat with the heat exchanger 20, and then the airflow passes through the heat exchanger 20 and is blown out from the lower air inlet 12. The fan part can also introduce the airflow outside the shell 10 into the shell 10 through the lower air opening 12 to exchange heat with the heat exchanger 20, and then the airflow passes through the heat exchanger 20 and is blown out from the upper air opening 11.

In this embodiment, can realize through this fan portion that this cabinet air conditioner can realize going up wind gap air inlet, down the wind gap air-out, perhaps go up the wind gap air-out, the mode of wind gap air inlet down. The cabinet air conditioner can realize two air outlet modes, the modes of air outlet at the upper air inlet and air inlet at the lower air inlet can be selected according to the refrigeration mode of the cabinet air conditioner, and the modes of air inlet at the upper air inlet and air outlet at the lower air inlet can be selected according to the heating mode of the cabinet air conditioner. The air conditioner cabinet adopting the structure enables the temperature difference of indoor airflow layering to be small, and effectively improves the utilization rate of energy of the air conditioner cabinet.

Wherein the heat exchanger 20 divides the housing 10 into an upper cavity 13 and a lower cavity 14. The upper cavity 13 is communicated with the upper air inlet 11, and the lower cavity 14 is communicated with the lower air inlet 12. The fan portion is provided in at least one of the upper chamber 13 and the lower chamber 14. The performance of the cabinet air conditioner can be effectively improved by the arrangement.

As shown in fig. 1, 4, 7 and 8, the uptake 11 includes a first uptake 111 and a second uptake 112, and the first uptake 111 and the second uptake 112 are disposed on different sidewalls of the casing 10. The fan section includes a first fan assembly 30. The first fan assembly 30 is disposed within the upper cavity 13. The first fan assembly 30 includes a first volute 31 and a first duct door 33. The first scroll casing 31 is provided in the housing 10. The first volute 31 has a first intake side 32. The first duct door 33 is connected to the first intake side 32 of the first scroll case 31. The first duct door 33 and the first scroll case 31 enclose a first suction passage 34. The sidewall of the first air suction passage 34 is opened with a first through hole 341 communicating with the first air inlet 111. The first air duct door 33 has a first open position in which the first suction passage 34 is open, and the first air duct door 33 has a first closed position in which the first suction passage 34 is closed.

Further, the first volute casing 31 has a first air-out side 312, and the first volute casing 31 is provided with a first air-discharging passage 35. One end of the first exhaust channel 35 is communicated with the first air outlet side 312, and the other end of the first exhaust channel 35 is communicated with the upper chamber 13. The side wall of the first exhaust channel 35 is provided with a second through hole 351 communicated with the second air inlet 112. Wherein the first fan assembly 30 further includes a first swing door 36. The first rotary door 36 is disposed in the first exhaust channel 35, the first rotary door 36 has a first position and a second position, and when the first rotary door 36 is located at the first position, the first rotary door 36 seals the second through hole 351, so that the first air outlet side 312 is communicated with the upper chamber 13 through the first exhaust channel 35. When the first rotary door 36 is located at the second position, the first rotary door 36 moves into the first exhaust duct 35 and seals the first exhaust duct 35, and the first air-out side 312 communicates with the second air-in opening 112 through the second through hole 351. In the present embodiment, the first rotary door 36 may be driven by a driving motor to select the rotary position of the first rotary door 36 according to the actual wind outlet direction.

The first rotary door 36 is an arc-shaped baffle, and the arc-shaped baffle is slidably disposed in the first exhaust duct 35. This arrangement facilitates the first rotatable door 36 to be switched back and forth between the first and second positions.

As shown in fig. 8, the first air passage door 33 includes a first rotating door 331 and a first driving part. One side edge of the first rotating door 331 is rotatably connected to the first scroll case 31. The first rotating door 331 has a first open position and a first closed position. The first driving part is connected to the first rotating door 331, and the first driving part may drive the first rotating door 331 to be located at a first open position or a first closed position.

Preferably, the first swing door 331 is two, and the two first swing doors 331 are oppositely disposed. When the first swing door 331 is located at the first closed position, the first swing door 331 may prevent the flow of the exhaust gas discharged from the first exhaust passage 35 back into the first scroll case 31. When the first swing door 331 is in the first open position, the airflow blown out from the heat exchanger 20 side can be made to smoothly enter the first scroll case 31 and then blown out from the first uptake 111.

As shown in fig. 7 and 8, the first volute 31 includes a first accommodating volute 37 and a first volute cover 39. The first containing volute 37 has a first containing chamber 371 for containing the first fan 38. The sidewall of the first receiving cavity 371 has a second through hole 351. The first volute cover 39 has a first cover plate 391 and a first mounting side plate 392. The first cover plate 391 is provided with a first intake opening 3911, a first mounting side plate 392 connected to a surface of the first scroll cover 39 on a side away from the first accommodating scroll 37, and a first duct door 33 connected to at least a part of the first mounting side plate 392 and enclosing a first suction passage 34. The first mounting side plate 392 has a first through hole 341.

Further, the first cover plate 391 is opened with a third through hole 3912. The third through hole 3912 is located outside the first mounting side plate 392, and a first enclosing plate 393 is provided on a surface of the first cover plate 391 on a side away from the first containing volute 37. The first shroud 393 is attached to a portion of the first mounting side plate 392. The first enclosing plate 393 encloses the first exhaust passage 35 with at least one of the first mounting side plate 392 and the housing 10. When the first swing door 36 is in the first position, the first swing door 36 is located within the first housing volute 37. When the first rotary door 36 is located at the second position, the first rotary door 36 is located in the first exhaust duct 35. The arrangement can reduce the abdicating space required by the first revolving door 36, so that the structure of the cabinet air conditioner is more compact.

As shown in fig. 5, 6, 9 and 10, the lower tuyere 12 includes a first lower tuyere 121 and a second lower tuyere 122, and the first lower tuyere 121 and the second lower tuyere 122 are disposed on different sidewalls of the casing 10. The fan section includes a second fan assembly 40. The second fan assembly 40 is disposed within the lower cavity 14. The second fan assembly 40 includes a second volute 41 and a second duct door 43. A second volute 41 is disposed within the housing 10, the second volute 41 having a second intake side 42. The second duct door 43 is connected to the second intake side 42 of the second scroll casing 41. The second duct gate 43 and the second scroll casing 41 enclose a second suction passage 44. The side wall of the second air suction channel 44 is provided with a fourth through hole 441 communicated with the first lower air inlet 121. The second air passage door 43 has a second open position where the second suction passage 44 is opened, and the second air passage door 43 has a second closed position where the second suction passage 44 is closed. That is, in the present embodiment, the structure of the second fan assembly 40 may be configured in the same manner as the structure of the first fan assembly 30, which can reduce the production cost of the cabinet air conditioner.

Further, the second scroll 41 has a second air-out side 412. The second volute 41 is provided with a second exhaust passage 45. One end of the second air exhaust channel 45 is communicated with the second air outlet side 412, and the other end of the second air exhaust channel 45 is communicated with the lower cavity 14. The side wall of the second air exhaust channel 45 is provided with a fifth through hole 451 communicated with the second lower air inlet 122. Wherein the second fan assembly 40 further includes a second swing door 46. The second rotary door 46 is provided in the second exhaust duct 45. The second rotary door 46 has a third position and a fourth position. When the second rotary door 46 is located at the third position, the second rotary door 46 seals the fifth through hole 451 such that the second air-out side 412 communicates with the lower chamber 14 through the second air-discharge passage 45. When the second rotary door 46 is located at the fourth position, the second rotary door 46 moves into the second exhaust duct 45 and seals the second exhaust duct 45, and the second air-out side 412 communicates with the second air-out opening 122 through the fifth through hole 451.

Wherein the second air duct door 43 includes a second swing door 431 and a second driving portion. One side edge of the second rotating door 431 is rotatably connected to the second scroll case 41. The second swing door 431 has a second open position and a second closed position. The second driving part is connected to the second swing door 431, and the second driving part may drive the second swing door 431 to be located at a second open position or a second closed position. Wherein the second driving part may be a driving motor.

Preferably, the second swing doors 431 are two, and the two second swing doors 431 are oppositely disposed. The arrangement can improve the stability and the reliability of the revolving door.

Specifically, the second volute 41 includes a second accommodating volute 47 and a second volute cover 49. The second accommodating volute 47 has a second accommodating chamber 471 for accommodating the second fan 48. A fifth through hole 451 is formed in a sidewall of the second accommodating chamber 471. The second worm case cover 49 has a second cover plate 491 and a second mounting side plate 492. The second cover 491 is provided with a second inlet 4911. The second mounting side plate 492 is connected to a surface of the second volute cover 49 on a side remote from the second accommodating volute 47. The second air duct door 43 is connected to at least a portion of the second side mounting plate 492 and encloses a second air suction duct 44, and a fourth through hole 441 is formed in the second side mounting plate 492. The second cover 491 is provided with a sixth through hole 4912. The sixth through hole 4912 is located outside the second mounting side plate 492, and a second enclosing plate 493 is provided on the surface of the second cover plate 491 on the side remote from the second accommodating volute 47. A second shroud 493 is coupled to a portion of the second mounting side plate 492. The second enclosing plate 493 encloses the second exhaust passage 45 with at least one of the second mounting side plate 492 and the case 10. When the second rotary door 46 is located at the third position, the second rotary door 46 is located within the second accommodating scroll case 47. Wherein the first air inlet side 32 is disposed opposite the second air inlet side 42. Or the plane of the first air inlet side 32 is disposed at an angle to the plane of the second air inlet side 42. The air inlet and the air outlet can be conveniently realized by the arrangement.

When the second rotating door 431 is located at the second opening position, the second rotating door 46 is located at the fourth position, the first air duct door 33 is located at the first closing position, and the first rotating door 36 is located at the first position, so that downward air outlet can be realized. When the second swing door 431 is located at the second closed position, the second swing door 46 is located at the third position, the first air passage door 33 is located at the first open position, and the first swing door 36 is located at the second position. The upper air outlet can be realized at the moment.

Wherein the first fan 38 of the first fan assembly 30 is a centrifugal fan and the second fan 48 of the second fan assembly 40 is a centrifugal fan.

In order to discharge the condensed water in the casing to the outside of the casing in time or collect the condensed water, the cabinet air conditioner further comprises a water pan 50. The water pan 50 is connected with the casing 10, the heat exchanger 20 is obliquely arranged in the casing 10, and the bottom of the heat exchanger 20 is positioned in the water pan 50.

Further, the first upper air inlet 111 and the second upper air inlet 112 simultaneously supply air, the first lower air inlet 121 and the second lower air inlet 122 simultaneously supply air, and when the first lower air inlet 121 and the second lower air inlet 122 are simultaneously in an air supply state, one of the first upper air inlet 111 and the second upper air inlet 112 is in an air outlet state. Or, when the first and

second uptake openings

111 and 112 are simultaneously in the air intake state, one of the first and

second downdraft openings

121 and 122 is in the air outlet state. The arrangement can effectively improve the performance of the cabinet air conditioner. Preferably, the heat exchanger is an evaporator.

Specifically, the cabinet air conditioner adopting the structure can realize the selection of the comfortable air outlet function of up-down convection, and optimize the distribution of an indoor temperature field. The vertical cabinet air conditioner is characterized in that air outlets are respectively arranged at the upper part and the lower part of the vertical cabinet air conditioner, the internal structure is provided with double centrifugal fans, and the air outlet mode of up-down convection is realized by utilizing the mode of switching the internal mechanism, so that up-down circulation convection is realized in the refrigeration and heating mode, and air is exhausted from the upper air outlet and returned from the lower air outlet during refrigeration. When heating, air is discharged from the lower air outlet and returned from the upper air outlet. The heat can be recycled according to the characteristics of cold air and hot air, so that the running mode of the whole machine can be adjusted, and the effects of energy conservation and power conservation are achieved.

As shown in fig. 1 to 10, the lower end left and right sides air inlet door is opened, the lower middle channel is closed, the lower air inlet revolving door opens the channel up and when the channel down closes, the centrifugal fan operation then inhales indoor lower extreme air from the lower end left and right sides, after the effect of the centrifugal fan, the air current supplies air to the middle cavity from the channel up that the lower air inlet revolving door opened, carry out the heat transfer through the evaporimeter, and it sets up conversely to go up the centrifugal fan subassembly this moment, it opens to go up the middle channel, go up the last revolving door and open the channel up, then it induced drafts from the middle cavity of casing to go up the centrifugal fan, after the air current through the evaporimeter heat transfer passes through the effect of last centrifugal fan again, go out from the upper air inlet, accomplish the effect of positive air-out.

The operation mode of the upper left side air inlet and the lower left side air inlet and the operation mode of the lower front air outlet are just opposite to that of the upper left side air inlet, the upper left side air inlet door and the upper right side air inlet door are opened, the upper middle channel is closed, the upper air inlet revolving door is opened towards the lower channel and is closed towards the upper channel, the centrifugal fan operates to suck indoor lower end air from the left side and the right side of the upper end, after the centrifugal fan acts, air flow is supplied to the middle cavity from the lower channel opened by the upper air inlet revolving door, heat exchange is carried out through the evaporator, at the moment, the lower centrifugal fan component is arranged oppositely, the lower middle channel is opened, the lower revolving door is opened towards the lower channel, the lower centrifugal fan sucks air from the middle cavity of the shell, namely, after the air flow subjected to heat exchange through the

According to another embodiment of the present application, there is provided a method for controlling a cabinet air conditioner, the method includes the following steps: when the cooling mode is selected by the controller of the cabinet air conditioner, the first air duct door 33 is located at the first open position, the first revolving door 36 is located at the second position, the second air duct door 43 is located at the second open position, the second revolving door 46 is located at the third position, and the fan portion sucks external air flow into the housing 10 from the lower air inlet 12, exchanges heat with the heat exchanger 20, and then discharges the external air flow out of the housing 10 through the upper air inlet 11; when the heating mode is selected by the controller of the cabinet air conditioner, the first air duct door 33 is located at the first closed position, the first rotary door 36 is located at the first position, the second air duct door 43 is located at the second closed position, the second rotary door 46 is located at the fourth position, and the fan portion sucks external air flow into the casing 10 from the upper air inlet 11 to exchange heat with the heat exchanger 20, and then discharges the external air flow out of the casing 10 through the lower air inlet 12.

Further, the cabinet air conditioner further includes an air supply mode, when the air supply mode is selected by the controller, the first air duct door 33 is located at the first open position, the first rotary door 36 is located at the second position, the second air duct door 43 is located at the second open position, the second rotary door 46 is located at the third position, the fan portion draws the external air flow into the housing 10 from the lower air opening 12 and then discharges the external air flow out of the housing 10 through the upper air opening 11, or the first air duct door 33 is located at the first closed position, the first rotary door 36 is located at the first position, the second air duct door 43 is located at the second closed position, the second rotary door 46 is located at the fourth position, the fan portion draws the external air flow into the housing 10 from the upper air opening 11 and then discharges the external air flow out of the housing 10 through the lower air opening 12; in the air blowing mode, the heat exchanger 20 is in a non-operating state, that is, the heat exchanger 20 does not perform heat exchange operation.

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.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

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. A cabinet air conditioner, comprising:

a housing (10), the housing (10) having an upper tuyere (11) and a lower tuyere (12);

a heat exchanger (20), the heat exchanger (20) being disposed within the housing (10) and between the upper tuyere (11) and the lower tuyere (12);

the fan portion is arranged in the shell (10), the air flow outside the shell (10) can be introduced into the shell (10) through the upper air opening (11) and then is subjected to heat exchange with the heat exchanger (20), the air flow passes through the heat exchanger (20) and then is blown out from the lower air opening (12), or the air flow outside the shell (10) can be introduced into the shell (10) through the lower air opening (12) and then is subjected to heat exchange with the heat exchanger (20) and then passes through the heat exchanger (20) and then is blown out from the upper air opening (11).

2. The cabinet air conditioner according to claim 1, wherein the heat exchanger (20) divides the housing (10) into an upper cavity (13) and a lower cavity (14), the upper cavity (13) being in communication with the upper air inlet (11), the lower cavity (14) being in communication with the lower air inlet (12), the blower portion being disposed within at least one of the upper cavity (13) and the lower cavity (14).

3. Cabinet air conditioner according to claim 2, characterized in that the uptake (11) comprises a first uptake (111) and a second uptake (112), the first uptake (111) and the second uptake (112) being provided on different side walls of the casing (10).

4. A cabinet air conditioner according to claim 3, wherein the fan portion includes a first fan assembly (30), the first fan assembly (30) being disposed within the upper cavity (13), the first fan assembly (30) comprising:

a first volute (31), the first volute (31) being disposed within the housing (10), the first volute (31) having a first intake side (32);

the first air duct door (33), the first air duct door (33) is connected to the first air inlet side (32) of the first volute (31), the first air duct door (33) and the first volute (31) enclose a first air suction channel (34), a first through hole (341) communicated with the first air inlet (111) is formed in the side wall of the first air suction channel (34), the first air duct door (33) has a first open position for opening the first air suction channel (34), and the first air duct door (33) has a first closed position for closing the first air suction channel (34).

5. The cabinet air conditioner as claimed in claim 4, wherein the first volute (31) has a first air outlet side (312), a first air exhaust channel (35) is disposed on the first volute (31), one end of the first air exhaust channel (35) is communicated with the first air outlet side (312), the other end of the first air exhaust channel (35) is communicated with the upper cavity (13), and a second through hole (351) communicated with the second air inlet (112) is opened on a side wall of the first air exhaust channel (35);

the first fan assembly (30) further comprises a first rotating door (36), the first rotating door (36) is arranged in the first exhaust channel (35), the first rotating door (36) has a first position and a second position, and when the first rotating door (36) is located at the first position, the first rotating door (36) seals the second through hole (351) so that the first air outlet side (312) is communicated with the upper cavity (13) through the first exhaust channel (35).

6. A cabinet air conditioner according to claim 5, characterized in that when the first rotary door (36) is in the second position, the first rotary door (36) moves into the first discharge duct (35) and seals the first discharge duct (35), the first air outlet side (312) communicating with the second air inlet opening (112) through the second through hole (351).

7. A cabinet air conditioner according to claim 6, wherein the first rotary door (36) is a curved flap slidably disposed within the first discharge duct (35).

8. The cabinet air conditioner according to claim 4, wherein the first air duct door (33) includes:

a first rotating door (331) having one side edge of the first rotating door (331) rotatably connected with the first scroll case (31), the first rotating door (331) having the first open position and the first closed position;

a first driving part connected with the first rotating door (331), the first driving part driving the first rotating door (331) to be located at the first open position or the first closed position.

9. A cabinet air conditioner according to claim 8, wherein the first swing door (331) is two, and the two first swing doors (331) are oppositely disposed.

10. A cabinet air conditioner according to claim 5, characterized in that the first volute (31) comprises:

the first accommodating volute (37) is provided with a first accommodating cavity (371) for accommodating a first fan (38), and the side wall of the first accommodating cavity (371) is provided with the second through hole (351);

the first volute casing cover (39) is provided with a first cover plate (391) and a first mounting side plate (392), the first cover plate (391) is provided with a first air inlet (3911), the first mounting side plate (392) is connected with the surface of the first volute casing cover (39) on the side far away from the first accommodating volute casing (37), the first air duct door (33) is connected with at least part of the first mounting side plate (392) and encloses the first air suction channel (34), and the first mounting side plate (392) is provided with a first through hole (341).

11. A cabinet air conditioner according to claim 10, wherein the first cover plate (391) has a third through hole (3912), the third through hole (3912) is located outside the first mounting side plate (392), a first enclosing plate (393) is provided on a surface of the first cover plate (391) on a side away from the first accommodating scroll (37), the first enclosing plate (393) is connected to a portion of the first mounting side plate (392), the first enclosing plate (393) encloses the first exhaust duct (35) with at least one of the first mounting side plate (392) and the housing (10), and when the first rotary door (36) is located at the first position, the first rotary door (36) is located in the first accommodating scroll (37).

12. Cabinet air conditioner according to claim 11, characterized in that the first revolving door (36) is located within the first air discharge channel (35) when the first revolving door (36) is in the second position.

13. The cabinet air conditioner according to claim 5, wherein the lower air opening (12) comprises a first lower air opening (121) and a second lower air opening (122), the first lower air opening (121) and the second lower air opening (122) being provided on different side walls of the housing (10).

14. A cabinet air conditioner according to claim 13, wherein the fan portion includes a second fan assembly (40), the second fan assembly (40) being disposed within the lower cavity (14), the second fan assembly (40) comprising:

a second volute (41), the second volute (41) being disposed within the housing (10), the second volute (41) having a second air intake side (42);

a second air duct door (43), the second air duct door (43) is connected with the second air inlet side (42) of the second volute (41), the second air duct door (43) and the second volute (41) are enclosed into a second air suction channel (44), a fourth through hole (441) communicated with the first air outlet (121) is formed in the side wall of the second air suction channel (44), the second air duct door (43) has a second opening position where the second air suction channel (44) is opened, and the second air duct door (43) has a second closing position where the second air suction channel (44) is closed.

15. The cabinet air conditioner according to claim 14, wherein the second volute (41) has a second air outlet side (412), a second air exhaust channel (45) is disposed on the second volute (41), one end of the second air exhaust channel (45) is communicated with the second air outlet side (412), the other end of the second air exhaust channel (45) is communicated with the lower cavity (14), and a fifth through hole (451) communicated with the second lower air outlet (122) is formed in a side wall of the second air exhaust channel (45);

the second fan assembly (40) further comprises a second rotating door (46), the second rotating door (46) is arranged in the second air exhaust channel (45), the second rotating door (46) has a third position and a fourth position, and when the second rotating door (46) is located at the third position, the fifth through hole (451) is sealed by the second rotating door (46), so that the second air outlet side (412) is communicated with the lower cavity (14) through the second air exhaust channel (45).

16. The cabinet air conditioner according to claim 15, wherein when the second rotary door (46) is located at the fourth position, the second rotary door (46) moves into the second air discharge duct (45) and seals the second air discharge duct (45), and the second air discharge side (412) communicates with the second air discharge opening (122) through the fifth through hole (451).

17. Cabinet air conditioner according to claim 15, characterized in that the second air duct door (43) comprises:

a second swing door (431), one side edge of the second swing door (431) being rotatably connected with the second scroll (41), the second swing door (431) having the second open position and the second closed position;

a second driving part connected to the second swing door (431), the second driving part driving the second swing door (431) to be located at the second open position or the second closed position.

18. A cabinet air conditioner according to claim 17, wherein there are two second swing doors (431), and two second swing doors (431) are oppositely disposed.

19. A cabinet air conditioner according to claim 15, characterized in that the second volute (41) comprises:

the second accommodating volute (47) is provided with a second accommodating cavity (471) for accommodating a second fan (48), and the side wall of the second accommodating cavity (471) is provided with a fifth through hole (451);

the second volute cover (49), the second volute cover (49) has a second cover plate (491) and a second mounting side plate (492), the second cover plate (491) is provided with a second air inlet (4911), the second mounting side plate (492) is connected with the surface of the second volute cover (49) on the side far away from the second accommodating volute (47), the second air duct door (43) is connected with at least part of the second mounting side plate (492) and encloses the second air suction channel (44), and the second mounting side plate (492) is provided with the fourth through hole (441).

20. The cabinet air conditioner according to claim 19, wherein a sixth through hole (4912) is formed in the second cover plate (491), the sixth through hole (4912) is located outside the second mounting side plate (492), a second enclosing plate (493) is provided on a surface of the second cover plate (491) on a side away from the second accommodating scroll case (47), the second enclosing plate (493) is connected to a portion of the second mounting side plate (492), the second enclosing plate (493) encloses the second discharge passage (45) with at least one of the second mounting side plate (492) and the housing (10), and when the second rotary door (46) is located at the third position, the second rotary door (46) is located in the second accommodating scroll case (47).

21. A cabinet air conditioner according to any one of claims 14 to 20, characterized in that the first air inlet side (32) is disposed opposite the second air inlet side (42) and/or in that the plane of the first air inlet side (32) is disposed at an angle to the plane of the second air inlet side (42).

22. A cabinet air conditioner according to claim 17,

when the second swing door (431) is located at the second open position, the second swing door (46) is located at the fourth position, the first air duct door (33) is located at the first closed position, the first swing door (36) is located at the first position, or,

when the second swing door (431) is located at the second closed position, the second swing door (46) is located at the third position, the first air duct door (33) is located at the first open position, and the first swing door (36) is located at the second position.

23. A cabinet air conditioner according to claim 14, characterized in that the first fan (38) of the first fan assembly (30) is a centrifugal fan and/or the second fan (48) of the second fan assembly (40) is a centrifugal fan.

24. The cabinet air conditioner of claim 1, further comprising:

the water pan (50) is connected with the shell (10), the heat exchanger (20) is obliquely arranged in the shell (10), and the bottom of the heat exchanger (20) is located in the water pan (50).

25. The cabinet air conditioner of claim 13, wherein the first upper air inlet (111) and the second upper air inlet (112) are simultaneously supplied with air, the first lower air inlet (121) and the second lower air inlet (122) are simultaneously supplied with air, one of the first upper air inlet (111) and the second upper air inlet (112) is in an air-out state when the first lower air inlet (121) and the second lower air inlet (122) are simultaneously in an air-in state, or one of the first lower air inlet (121) and the second lower air inlet (122) is in an air-out state when the first upper air inlet (111) and the second upper air inlet (112) are simultaneously in an air-in state.

26. A method of cabinet air conditioner control, the method for controlling the cabinet air conditioner of any one of claims 1 to 25, the method comprising the steps of:

when a refrigeration mode is selected through a controller of the cabinet air conditioner, the first air duct door (33) is located at a first open position, the first rotating door (36) is located at a second position, the second air duct door (43) is located at a second open position, the second rotating door (46) is located at a third position, and the fan part sucks external air flow from the lower air opening (12) into the shell (10) to exchange heat with the heat exchanger (20) and then discharges the external air flow out of the shell (10) through the upper air opening (11);

when the heating mode is selected through the controller of the cabinet air conditioner, the first air duct door (33) is located at a first closed position, the first rotary door (36) is located at the first position, the second air duct door (43) is located at a second closed position, the second rotary door (46) is located at a fourth position, and the fan portion sucks external air flow from the upper air opening (11) into the shell (10) to exchange heat with the heat exchanger (20) and then discharges the external air flow out of the shell (10) through the lower air opening (12).

27. The method of claim 26, wherein the cabinet air conditioner further comprises a blowing mode, when the blowing mode is selected by the controller, the first air duct door (33) is located at a first open position, the first rotary door (36) is located at a second position, the second air duct door (43) is located at a second open position, the second rotary door (46) is located at a third position, the fan part sucks the external air flow into the casing (10) from the lower air opening (12) and then discharges the external air flow out of the casing (10) through the upper air opening (11), or the first air duct door (33) is located at a first closed position, the first rotary door (36) is located at a first position, the second air duct door (43) is located at a second closed position, the second rotary door (46) is located at a fourth position, the fan part sucks the external air flow into the casing (10) from the upper air opening (11), is discharged out of the shell (10) through the lower air opening (12);

wherein, in the air supply mode, the heat exchanger (20) is in a non-working state.