CN111075762B

CN111075762B - Indoor unit and air conditioner with same

Info

Publication number: CN111075762B
Application number: CN201911268972.8A
Authority: CN
Inventors: 董明珠; 陈诚; 何振健; 王千千; 吴晓岳
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2024-11-12
Anticipated expiration: 2039-12-11
Also published as: CN111075762A

Abstract

The present invention provides an indoor unit and an air conditioner having the same. The fan assembly includes a volute, the volute is provided with a first air outlet and a second air outlet in the circumference thereof; a centrifugal fan, the centrifugal fan is arranged in the volute; a tongue portion, the tongue portion is movably arranged in the volute; a driving portion, the driving portion is connected to the volute, and the driving portion can drive the tongue portion to rotate around the centrifugal fan to the first air outlet position and the second air outlet position. When the tongue portion is located at one of the first air outlet position and the second air outlet position, the tongue portion and the inside of the volute are surrounded to form a complete volute profile, and an air outlet is formed at the other position of the first air outlet and the second air outlet. The air conditioner having the fan assembly can avoid the temperature stratification of the air conditioner during operation, and effectively improve the energy utilization rate of the air conditioner.

Description

Indoor unit and air conditioner with same

Technical Field

The invention relates to the technical field of air conditioning equipment, in particular to an indoor unit and an air conditioner with the same.

Background

The prior vertical cabinet air conditioner mainly comprises a square upper air outlet cabinet, a round air outlet cabinet and a distributed air supply cabinet which simultaneously outputs air up and down. The cabinet air conditioner in the prior art can cause the problem of indoor air heat layering when refrigerating and heating air supply due to cold air sinking and hot air floating characteristics, the heat distribution can not change because of the invariable return air position of the cabinet air conditioner, the air conditioner exchanges heat according to indoor temperature, the problem of heat layering of the distributed air supply cabinet is relatively smaller, the upper temperature difference and the lower temperature difference are smaller, but the problem of low energy utilization caused by cold and hot air characteristics can not be overcome, and the problem of poor comfort caused by heat layering can be more obvious because of fixed air port positions and no specific layout.

Disclosure of Invention

The invention mainly aims to provide an indoor unit and an air conditioner with the same, so as to solve the problem of low energy utilization rate of the air conditioner in the prior art.

To achieve the above object, according to one aspect of the present invention, there is provided a fan assembly comprising: the spiral case is provided with a first air port and a second air port in the circumferential direction; the centrifugal fan is arranged in the volute; a tongue portion movably disposed within the volute; the driving part is connected with the volute, and can drive the nest tongue part to rotate to a first air port position and a second air port position around the centrifugal fan, when the nest tongue part is positioned at one of the first air port position and the second air port position, the nest tongue part and the inside of the volute are enclosed to form a complete volute molded line, and an air outlet is formed at the other of the first air port and the second air port.

Further, the volute includes: the first spiral case, first spiral case has first end and second end, the second spiral case sets up with first spiral case relatively, in order to enclose the holding chamber that is used for holding centrifugal fan and nest tongue, the first wind gap is enclosed to the first end of second spiral case and first spiral case, the second wind gap is enclosed to the second end of second spiral case and the second end of first spiral case, first through-hole has been seted up at the middle part of first spiral case, the second through-hole has been seted up at the middle part of second spiral case, the outside of at least one of first through-hole and second through-hole is provided with the installing support, centrifugal fan is connected with the installing support.

Further, the centrifugal fan includes: installing a partition board; the first fan blade is connected with the installation partition plate; the second fan blade is connected with the installation partition plate and is arranged opposite to the first fan blade; the power source is connected with the mounting bracket, an output shaft of the power source is connected with the mounting partition plate, the power source can drive the mounting partition plate to drive the first fan blade and the second fan blade to rotate, and the tongue nest is positioned between the centrifugal fan and the volute.

Further, the drive portion includes a first drive portion, the first drive portion is connected with the first volute, and the tongue portion includes: the first nest tongue is movably connected with the first volute, and the first driving part can drive the first nest tongue to rotate around the first fan blade to the first air port and the second air port.

Further, the drive portion includes a second drive portion, the second drive portion is connected with the second volute, and the tongue portion includes: the second nest tongue is movably connected with the second volute, and the second driving part can drive the second nest tongue to rotate around the second fan blade to the first air port and the second air port.

Further, the first socket tongue and the second socket tongue are arranged to rotate synchronously.

Further, the first socket tongue includes: the first nest tongue blade is of an arc-shaped structure and is positioned in the accommodating cavity; the first annular rotating disc is connected with the first end of the first annular rotating disc, the second end of the first annular rotating disc extends to the outside of the volute through the first through hole, a first annular rack is arranged on the outer peripheral surface of the second end of the first annular rotating disc, a first driving part is connected with the outer surface of the first volute, and a first driving gear matched with the first annular rack is arranged on an output shaft of the first driving part.

Further, the fan assembly further includes: the first roller assembly is connected with the first volute, and a rolling groove matched with the first roller assembly is formed in the outer peripheral surface of the first annular rotating disc.

Further, the second socket tongue includes: the second nest tongue blade is of an arc-shaped structure and is positioned in the accommodating cavity; the second annular rotating disc is connected with the first end of the second annular rotating disc, the second end of the second annular rotating disc extends out of the volute through the second through hole, a second annular rack is arranged on the outer peripheral surface of the second end of the second annular rotating disc, a second driving part is connected with the outer surface of the second volute, and a second driving gear matched with the second annular rack is arranged on an output shaft of the second driving part.

Further, the fan assembly further includes: the second roller assembly is connected with the second volute, and a rolling groove matched with the second roller assembly is formed in the outer peripheral surface of the second annular rotating disc.

According to another aspect of the present invention, there is provided an air conditioner including a blower assembly, the blower assembly being the blower assembly described above.

Further, the air conditioner includes: the fan assembly is arranged in the shell, the first air port is close to the upper air port and communicated, and the second air port is close to the lower air port and communicated; when the nest tongue rotates to the second air opening, the centrifugal fan can suck the air flow outside the shell into the shell through the lower air opening, then sequentially passes through the first air opening and the upper air opening and then is discharged out of the shell, and when the nest tongue rotates to the first air opening, the centrifugal fan can suck the air flow outside the shell into the shell through the upper air opening, and then sequentially passes through the second air opening and the lower air opening and then is discharged out of the shell.

Further, an air inlet is formed in the side wall, opposite to the first through hole and the second through hole, of the shell, and an air door for opening or closing the air inlet is arranged in the shell.

Further, the casing has cavity and lower cavity down, and fan subassembly sets up in the cavity down, and the air intake is seted up on the lateral wall of cavity down, is provided with the heat exchanger in the cavity down, and the heat exchanger is V-arrangement structure setting.

By adopting the technical scheme, the driving part is arranged to drive the nest tongue part to rotate, so that when the nest tongue part is positioned at one position of the first air opening and the second air opening, the other one of the first air opening and the second air opening forms an air outlet, the volute can realize a multidirectional air outlet mode through the first air opening and the second air opening, the practicability of the fan assembly can be effectively improved, and the centrifugal fan is arranged in the volute, so that the air inlet and the air outlet of the fan assembly can be effectively improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

FIG. 1 shows a schematic exploded view of an embodiment of a fan assembly according to the present invention;

FIG. 2 shows a schematic structural view of a first embodiment of a fan assembly according to the present invention;

FIG. 3 shows a schematic structural view of a second embodiment of a fan assembly according to the present invention;

fig. 4 shows a schematic structural view of a first embodiment of an air conditioner according to the present invention;

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

fig. 6 is a schematic structural view showing a third embodiment of an air conditioner according to the present invention;

fig. 7 shows a schematic structural view of a fourth embodiment of an air conditioner according to the present invention;

Fig. 8 is a schematic cross-sectional structure view showing a fifth embodiment of an air conditioner according to the present invention;

fig. 9 is a schematic cross-sectional structure view showing a sixth embodiment of an air conditioner according to the present invention;

Fig. 10 is a schematic cross-sectional structure view showing a seventh embodiment of an air conditioner according to the present invention;

fig. 11 is a schematic cross-sectional structure view showing an eighth embodiment of an air conditioner according to the present invention;

Fig. 12 is a schematic cross-sectional structure view showing a ninth embodiment of an air conditioner according to the present invention;

fig. 13 is a schematic cross-sectional structure view showing a tenth embodiment of an air conditioner according to the present invention.

Wherein the above figures include the following reference numerals:

10. A volute; 11. a first tuyere; 12. a second tuyere; 13. a first volute; 14. a second volute;

20. A centrifugal fan; 21. installing a partition board; 22. a first fan blade; 23. a second fan blade; 24. a power source;

30. A tongue portion;

31. A first socket tongue; 311. a first fossa tongue leaf; 312. a first annular rotating disc; 313. a first annular rack;

32. A second socket tongue; 321. a second socket tongue leaf; 322. a second annular rotating disc; 323. a second annular rack;

40. a driving section; 41. a first driving section; 411. a first drive gear; 42. a second driving section; 421. a second drive gear;

50. a mounting bracket;

60. a first roller assembly;

70. a second roller assembly;

80. a housing; 81. an upper air port; 82. a lower tuyere; 83. an air inlet; 84. a heat exchanger; 85. and a top cover.

Detailed Description

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

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 exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects 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 the embodiments set forth herein. It should be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of these exemplary embodiments to those skilled in the art, that in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and that identical reference numerals are used to designate identical devices, and thus descriptions thereof will be omitted.

As shown in connection with fig. 1-13, a blower assembly is provided according to an embodiment of the present application.

Specifically, as shown in fig. 1 to 3, the fan assembly includes a volute casing 10, a centrifugal fan 20, a tongue portion 30, and a driving portion 40. The first and second air ports 11 and 12 are opened in the circumferential direction of the scroll casing 10. A centrifugal fan 20 is disposed within the volute 10. The tongue portion 30 is movably disposed within the volute casing 10. The driving part 40 is connected with the volute casing 10, the driving part 40 can drive the tongue 30 to rotate around the centrifugal fan 20 to the first air port 11 position and the second air port 12 position, when the tongue 30 is positioned at one of the first air port 11 position and the second air port 12 position, the tongue 30 and the inside of the volute casing 10 are enclosed to form a complete volute molded line, and an air outlet is formed at the other of the first air port 11 and the second air port 12.

In this embodiment, through setting up drive portion drive nest tongue rotation for when nest tongue is located one position in first wind gap 11 and the second wind gap 12, another one in first wind gap 11 and the second wind gap 12 forms the air outlet, set up like this and make the spiral case can realize multi-direction air-out mode through first wind gap 11 and second wind gap 12, can improve the practicality of this fan subassembly effectively, set up centrifugal fan in the spiral case moreover, can improve the intake and the air-out volume of fan subassembly effectively, adopt the air conditioner that has this fan subassembly, can avoid the air conditioner to appear the condition of temperature layering in the operation in-process, the energy utilization of air conditioner has been improved effectively. Because the nest tongue 30 and the interior of the volute 10 enclose a complete volute molded line, no matter the nest tongue 30 rotates to the first air port 11 or the second air port 12, noise cannot occur when the air flow sucked into the shell through the centrifugal fan is arranged, and the nest tongue 30 can be tightly attached to the volutes at the first air port 11 and the second air port 12, so that the tightness of the nest tongue 30 and the volute 10 is effectively improved.

Wherein the volute 10 comprises a first volute 13 and a second volute 14. The first volute 13 has a first end and a second end. The second scroll casing 14 is disposed opposite to the first scroll casing 13 so as to enclose a receiving chamber for receiving the centrifugal fan 20 and the tongue portion 30. The first end of the second volute 14 and the first end of the first volute 13 enclose a first tuyere 11. The second end of the second volute 14 and the second end of the first volute 13 enclose a second tuyere 12. A first through hole is provided in the middle of the first scroll case 13. A second through hole is provided in the middle of the second scroll case 14. The outside of at least one of the first through hole and the second through hole is provided with a mounting bracket 50, and the centrifugal fan 20 is connected with the mounting bracket 50. The volute is simple in structure, easy to process and good in assembly stability.

Further, the centrifugal fan 20 includes a mounting partition 21, a first fan blade 22, a second fan blade 23, and a power source 24. The first fan blade 22 is connected with the installation partition 21. The second fan blade 23 is connected to the mounting partition 21, and the second fan blade 23 is disposed opposite to the first fan blade 22. The power source 24 is connected with the mounting bracket 50, the output shaft of the power source 24 is connected with the mounting baffle 21, the power source 24 can drive the mounting baffle 21 to drive the first fan blade 22 and the second fan blade 23 to rotate, and the tongue portion 30 is positioned between the centrifugal fan 20 and the volute 10. The air suction capacity and the air blowing capacity of the centrifugal fan can be improved by the arrangement, and then the air inlet quantity and the air outlet quantity of the fan assembly are effectively improved. The power source 24 may be a driving motor, and the installation partition 21 is located between the first fan blade 22 and the second fan blade 23, so that the first fan blade 22 and the second fan blade 23 actually form two independent centrifugal fan blades, and an interference phenomenon does not occur when each of the first fan blade 22 and the second fan blade 23 rotates. Since the first fan blade 22 and the second fan blade 23 are disposed opposite to each other, when the first fan blade 22 and the second fan blade 23 are required to simultaneously suction and simultaneously blow, the blades of the first fan blade 22 and the second fan blade 23 may be disposed in opposite directions.

As shown in fig. 1, the driving section 40 includes a first driving section 41. The first driving unit 41 is connected to the first scroll casing 13. The tongue portion 30 includes a first tongue portion 31. The first tongue 31 is movably connected with the first volute casing 13, and the first driving portion 41 can drive the first tongue 31 to rotate around the first fan blade 22 to the first air port 11 and the second air port 12. This arrangement enables the first tongue 31 to be accurately moved to the first tuyere 11 and the second tuyere 12, improving the reliability of the first tongue 31.

The drive section 40 includes a further second drive section 42. The second driving part 42 is connected to the second scroll 14. The tongue portion 30 includes a second tongue portion 32. The second tongue 32 is movably connected with the second volute casing 14, and the second driving portion 42 can drive the second tongue 32 to rotate around the second fan blade 23 to the positions of the first air port 11 and the second air port 12. This arrangement enables the second tongue 32 to be accurately moved to the first tuyere 11 and the second tuyere 12, improving the reliability of the second tongue 32. In the present embodiment, the first socket tongue 31 and the second socket tongue 32 may be provided in a manner of synchronous rotation. This arrangement can shorten the time for the first and second tangs 31, 32 to move to the designated position, improving the practicality of the fan assembly.

As shown in fig. 2, the first socket tongue 31 includes a first socket tongue leaf 311 and a first annular rotating disc 312. The first socket tongue 311 is in an arc structure. The first socket tongue 311 is located in the receiving chamber. The first socket tongue 311 is connected with a first end of the first annular rotating disk 312, a second end of the first annular rotating disk 312 extends to the outside of the volute casing 10 through a first through hole, a first annular rack 313 is arranged on the outer peripheral surface of the second end of the first annular rotating disk 312, a first driving part 41 is connected with the outer surface of the first volute casing 13, and a first driving gear 411 matched with the first annular rack 313 is arranged on an output shaft of the first driving part 41. The first annular rotary disk 312 can be driven by the first driving gear 411 to drive the first socket tongue 311 to rotate to the first air port 11 or the second air port 12.

In order to make the first socket tongue 311 smoother during rotation, the fan assembly is further provided with a first roller assembly 60. The first roller assembly 60 is connected with the first scroll casing 13, and a rolling groove matched with the first roller assembly 60 is formed in the outer circumferential surface of the first annular rotating disc 312. The first roller assemblies 60 are plural, and the plural first roller assemblies 60 are disposed at intervals along the circumferential direction of the first annular rotating disc 312.

Further, the second socket tongue 32 includes a second socket tongue blade 321 and a second annular rotary disk 322. The second nest tongue 321 is of an arc-shaped structure, and the second nest tongue 321 is positioned in the accommodating cavity. The second socket tongue 321 is connected with the first end of the second annular rotating disk 322, the second end of the second annular rotating disk 322 extends to the outside of the volute casing 10 through the second through hole, a second annular rack 323 is arranged on the outer peripheral surface of the second end of the second annular rotating disk 322, the second driving part 42 is connected with the outer surface of the second volute casing 14, and a second driving gear 421 matched with the second annular rack 323 is arranged on the output shaft of the second driving part 42. This arrangement can drive the second annular rotary disk 322 via the second driving gear 421 to rotate the second socket tongue 321 to the first tuyere 11 or the second tuyere 12.

In order to make the second socket tongue 321 smoother during rotation, the fan assembly further includes a second roller assembly 70. The second roller assembly 70 is connected with the second volute casing 14, and a rolling groove matched with the second roller assembly 70 is formed in the outer circumferential surface of the second annular rotating disc 322. The second roller assemblies 70 are a plurality of, and the second roller assemblies 70 are disposed at intervals along the circumferential direction of the second annular rotating disc 322.

The fan assembly in the above embodiment may also be used in the technical field of air conditioning equipment, that is, according to another aspect of the present invention, an air conditioner is provided, including a fan assembly, where the fan assembly is the fan assembly in the above embodiment. Specifically, the air conditioner includes a housing 80. As shown in fig. 4 to 13, the housing 80 has an upper air port 81 and a lower air port 82, the fan assembly is disposed in the housing 80, the first air port 11 is disposed adjacent to and communicates with the upper air port 81, and the second air port 12 is disposed adjacent to and communicates with the lower air port 82. When the tongue 30 rotates to the second tuyere 12, the centrifugal fan 20 can suck the air flow outside the casing 80 into the casing 80 through the lower tuyere 82, and then sequentially pass through the first tuyere 11 and the upper tuyere 81 and then are discharged outside the casing 80. When the tongue 30 rotates to the first tuyere 11, the centrifugal fan 20 can suck the air flow outside the casing 80 into the casing 80 through the upper tuyere 81, and then sequentially pass through the second tuyere 12 and the lower tuyere 82 and then are discharged outside the casing 80. The air conditioner can have lower air inlet and upper air outlet modes through the fan assembly, and the air conditioner has upper air inlet and lower air outlet modes. Specifically, during the refrigeration mode, a lower air inlet mode and an upper air outlet mode can be selected, and during the heating mode, an upper air inlet mode and a lower air outlet mode can be selected. The centrifugal fan is adopted in the embodiment, so that the air flow blown out from the air inlet of the air conditioner cannot be layered, and the energy of the air conditioner is effectively utilized.

In this embodiment, the side wall of the housing 80 opposite to the first through hole and the second through hole is provided with an air inlet 83, and a damper for opening or closing the air inlet 83 is provided in the housing 80. The arrangement can effectively improve the air inlet quantity of the fan assembly, and then effectively improve the air outlet quantity of the air conditioner.

The housing 80 has an upper cavity and a lower cavity, the fan assembly is disposed in the lower cavity, the air inlet 83 is disposed on a sidewall of the lower cavity, and the heat exchanger 84 is disposed in the upper cavity. This arrangement can improve the heat exchange efficiency of the heat exchanger 84 with the air flow. The heat exchanger 84 is arranged in a V-shaped configuration. The top of the air conditioner is provided with a top cover 85.

Specifically, the air conditioner adopting the structure can realize the comfort air outlet function selection of up-down convection, optimize the distribution of indoor temperature fields and improve the energy utilization efficiency of the air conditioner.

In the embodiment of the application, the upper and lower air outlets are respectively arranged on the air conditioner of the vertical cabinet air conditioner, the inner structure is provided with the double-suction centrifugal fan structure, the air suction and exhaust characteristics of the centrifugal fan are utilized, the rotary volute tongue structure, namely the volute tongue part, is designed, and different air duct air outlet modes of up-down convection are realized through the conversion of the inner mechanism, so that the up-down circulating convection is realized in a refrigerating and heating mode, and air is discharged from the upper air outlet and returned from the lower air outlet during refrigeration and air is returned from the upper air outlet during heating. The heat recovery and utilization can be carried out according to the cold and hot air characteristics, so that the running mode of the whole machine can be adjusted, and the effects of energy conservation and electricity saving are achieved.

The prior square cabinet air outlet is arranged at the upper end of a shell, the circular cabinet air outlet is a front strip outlet, the two shells have the problem of poor heating comfort, and the circular cabinet has uncomfortable feeling of cold air blowing, the front of the air conditioner is provided with an upper air outlet and a lower air outlet, the side surface of the lower end is respectively provided with an air door, and two return air modes are provided: upper return air and lower return air.

Referring to fig. 8 and 9, it can be seen that the two different points are mainly that the volute structures of the double-suction centrifugal air duct assembly are different, and the internal airflow circulation mode is also different, under the lower air inlet upper air outlet refrigeration mode, the internal rotating volute tongue of the air duct rotates to the lower end to form a complete volute line with the upper part of the air duct, the air doors on the left and right sides of the lower end are opened, air can be introduced from the lower air inlet and the air doors on the two sides, then enters the double-suction centrifugal fan through the channels on the left and right sides of the air duct, and is blown out from the upper outlet of the volute line under the action of the centrifugal fan, and after heat exchange is performed through the evaporator, the airflow is converged to the upper air outlet for air outlet. Fig. 11 shows that in the heating mode of upper air inlet and lower air outlet, the rotating volute tongue in the air duct rotates to the upper end, namely the first air port 11, the rotating volute tongue and the lower part of the air duct form a complete volute molded line, the air doors at the two sides of the lower end are closed, when the fan is opened, air can be sucked from the upper air port and enter, after heat exchange by the heat exchanger, air flow enters the centrifugal fan blade from the channels at the two sides of the air duct, and is blown out from the lower outlet of the volute molded line, and the air is blown into the lower air port of the whole machine for heating.

The internal structure of the air conditioner is mainly divided into a double-suction centrifugal fan, an air duct component, an evaporator, an upper air port, a lower air port and a top cover chassis. The operation of the air conditioner mainly depends on the change of the spiral case molded line structure of the double-suction centrifugal fan to realize two different modes of upper return air and lower return air, the double-suction centrifugal fan blade is divided into a left half and a right half, the middle is separated, the fan can suck air from the left side and the right side to enter the air conditioner to form two air supply airflows, the evaporator is designed into a v-shaped structure formed by splicing two evaporators, the heat exchange can be carried out with the two airflows sent out by the fan, the area of a heat exchanger can be enlarged, and the heat exchange efficiency of the air conditioner is improved.

The spiral case intermediate position is drawn out and is formed the space of stepping down, and the spiral case is outside and be provided with wheel components and the spout in the rotatory spiral case tongue outside cooperates, designs on the ring spout in the rotatory spiral case tongue outside has the ring rack, and the molded line recess position of spiral case is provided with the rotating electrical machines gear, carries out the meshing drive with the ring rack, realizes the demand of rotatory spiral case tongue rotary motion in the spiral case, realizes the change of spiral case molded lines under drive gear's drive, and then satisfies the function that the air-out mode switches over.

Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative 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 in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition to the foregoing, references in the specification to "one embodiment," "another embodiment," "an embodiment," etc., indicate that the particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the application, as generally described. The appearances of the 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 intended that such feature, structure, or characteristic be implemented within the scope of the application.

In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fan assembly, comprising:

The spiral case (10), a first air port (11) and a second air port (12) are formed in the circumferential direction of the spiral case (10), and the spiral case (10) comprises a first spiral case (13) and a second spiral case (14);

the centrifugal fan (20) is arranged in the volute (10), and the centrifugal fan (20) comprises a first fan blade (22) and a second fan blade (23);

a tongue portion (30), the tongue portion (30) being movably disposed within the volute (10);

The driving part (40), the driving part (40) is connected with the volute casing (10), the driving part (40) can drive the nest tongue part (30) to rotate around the centrifugal fan (20) to the first air opening (11) position and the second air opening (12) position, when the nest tongue part (30) is positioned at one of the first air opening (11) position and the second air opening (12) position, the nest tongue part (30) and the inside of the volute casing (10) are enclosed to form a complete volute casing line, and an air outlet is formed at the other position of the first air opening (11) and the second air opening (12);

The driving part (40) comprises a first driving part (41), the first driving part (41) is connected with the first volute casing (13), and the tongue nest (30) comprises:

The first nest tongue (31) is movably connected with the first volute casing (13), and the first driving part (41) can drive the first nest tongue (31) to rotate around the first fan blade (22) to the first air port (11) and the second air port (12);

the driving part (40) comprises a second driving part (42), the second driving part (42) is connected with the second volute casing (14), and the tongue nest (30) comprises:

The second nest tongue (32), the second nest tongue (32) is movably connected with the second volute casing (14), and the second driving part (42) can drive the second nest tongue (32) to rotate around the second fan blade (23) to the first air port (11) and the second air port (12).

2. The fan assembly of claim 1 wherein the fan assembly comprises a fan assembly,

The first volute (13) has a first end and a second end,

The second spiral case (14) with first spiral case (13) set up relatively, in order to enclose and establish to be used for holding centrifugal fan (20) with hold the chamber of holding of nest tongue (30), the first end of second spiral case (14) with the first end of first spiral case (13) encloses and establishes into first wind gap (11), the second end of second spiral case (14) with the second end of first spiral case (13) encloses and establishes into second wind gap (12), first through-hole has been seted up at the middle part of first spiral case (13), the second through-hole has been seted up at the middle part of second spiral case (14), first through-hole with the outside of at least one in the second through-hole is provided with installing support (50), centrifugal fan (20) with installing support (50) are connected.

3. The fan assembly according to claim 2, wherein the centrifugal fan (20) comprises:

Installing a partition plate (21);

The first fan blade (22) is connected with the installation partition plate (21);

The second fan blade (23) is connected with the installation partition plate (21), and the second fan blade (23) is arranged opposite to the first fan blade (22);

The power source (24), power source (24) with installing support (50) are connected, the output shaft of power source (24) with install baffle (21) are connected, power source (24) can drive install baffle (21) in order to drive first fan blade (22) with second fan blade (23) rotate, nest tongue (30) are located between centrifugal fan (20) and spiral case (10).

4. A fan assembly according to claim 3, characterized in that the first socket tongue (31) and the second socket tongue (32) are arranged in a synchronized rotation.

5. A fan assembly according to claim 3, wherein the first socket tongue (31) comprises:

The first nest tongue blade (311) is of an arc-shaped structure, and the first nest tongue blade (311) is positioned in the accommodating cavity;

the first annular rotating disc (312), first nest tongue (311) with first end of first annular rotating disc (312) is connected, the second end of first annular rotating disc (312) is through first through-hole extends to outside spiral case (10), the outer peripheral face of the second end of first annular rotating disc (312) is provided with first annular rack (313), first drive portion (41) with the surface of first spiral case (13) is connected, be provided with on the output shaft of first drive portion (41) with first drive gear (411) of first annular rack (313) matched with.

6. The fan assembly of claim 5, the fan assembly is characterized in that the fan assembly further comprises:

The first roller assembly (60), first roller assembly (60) with first spiral case (13) are connected, the outer peripheral face of first annular rotary disk (312) is provided with first roller assembly (60) matched with rolling groove.

7. A fan assembly according to claim 3, wherein the second socket tongue (32) comprises:

The second nest tongue blade (321) is of an arc-shaped structure, and the second nest tongue blade (321) is positioned in the accommodating cavity;

The second annular rotating disc (322), second nest tongue leaf (321) with the first end of second annular rotating disc (322) is connected, the second end of second annular rotating disc (322) is passed through the second through-hole extends to outside spiral case (10), the outer peripheral face of the second end of second annular rotating disc (322) is provided with second annular rack (323), second drive portion (42) with the surface of second spiral case (14) is connected, be provided with on the output shaft of second drive portion (42) with second drive gear (421) of second annular rack (323) matched with.

8. The fan assembly of claim 7, the fan assembly is characterized in that the fan assembly further comprises:

The second roller assembly (70), the second roller assembly (70) is connected with the second spiral case (14), and the outer peripheral surface of the second annular rotating disc (322) is provided with a rolling groove matched with the second roller assembly (70).

9. An air conditioner comprising a fan assembly, wherein the fan assembly is the fan assembly of any one of claims 1 to 8.

10. The air conditioner according to claim 9, wherein the air conditioner comprises:

The fan assembly is arranged in the shell (80), the first air port (11) is close to the upper air port (81) and communicated, and the second air port (12) is close to the lower air port (82) and communicated;

When the nest tongue part (30) rotates to the second air opening (12), the centrifugal fan (20) can suck air flow outside the shell (80) into the shell (80) through the lower air opening (82), then sequentially passes through the first air opening (11) and the upper air opening (81) and then is discharged outside the shell (80), and when the nest tongue part (30) rotates to the first air opening (11), the centrifugal fan (20) can suck air flow outside the shell (80) into the shell (80) through the upper air opening (81), and then sequentially passes through the second air opening (12) and the lower air opening (82) and then is discharged outside the shell (80).

11. The air conditioner according to claim 10, wherein an air inlet (83) is formed in a side wall of the housing (80) opposite to the first through hole and the second through hole, and an air door for opening or closing the air inlet (83) is formed in the housing (80).

12. The air conditioner according to claim 11, wherein the housing (80) has an upper cavity and a lower cavity, the fan assembly is disposed in the lower cavity, the air inlet (83) is opened on a side wall of the lower cavity, a heat exchanger (84) is disposed in the upper cavity, and the heat exchanger (84) is disposed in a V-shaped structure.