CN111023293A - Indoor unit of air conditioner - Google Patents

Abstract

The invention discloses an air-conditioning indoor unit, comprising: the air conditioner comprises a shell, a first air guide plate and a second air guide plate, wherein the shell comprises a first accommodating part with a first accommodating space and a second accommodating part with a second accommodating space, the first accommodating part is provided with an air outlet, the second accommodating space is positioned at the front side of the first accommodating space, and the inner air guide plate is pivotally arranged in the first accommodating space; the outer air deflector is pivotally arranged in the second accommodating space; the two outer driving devices are respectively arranged on the left side and the right side of the outer cover so as to drive the outer air deflector to rotate between the second closed position and the second open position. According to the air conditioner indoor unit, the driving force of the external driving device is effectively ensured, and the rotation of the external air deflector is realized.

Description

Indoor unit of air conditioner

Technical Field

The invention relates to the technical field of air conditioners, in particular to an indoor unit of an air conditioner.

Background

In the related technology, a driving device of the indoor unit of the air conditioner adopts a gear to transmit driving force, and the gear is directly connected with the air deflector, so that the gear needs to have higher strength to drive the air deflector to rotate, and the gear occupies larger space in the indoor unit of the air conditioner, and when the driving device is directly driven, the gear needs to be close to the outer side surface of the shell of the indoor unit of the air conditioner, and the appearance form of the indoor unit of the air conditioner is influenced.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an air conditioner indoor unit, which effectively ensures the driving force of an external driving device and realizes the rotation of an external air deflector.

An air conditioning indoor unit according to an embodiment of the present invention includes: the air conditioner comprises a shell, a first air guide plate and a second air guide plate, wherein the shell comprises a first accommodating part with a first accommodating space and a second accommodating part with a second accommodating space, the first accommodating part is provided with an air outlet, the second accommodating space is positioned at the front side of the first accommodating space, and the inner air guide plate is pivotally arranged in the first accommodating space; the outer air deflector is pivotally arranged in the second accommodating space; the two outer driving devices are respectively arranged on the left side and the right side of the outer cover so as to drive the outer air deflector to rotate between the second closed position and the second open position.

According to the air conditioner indoor unit provided by the embodiment of the invention, the shell is provided with the first accommodating part and the second accommodating part, the inner air deflector rotates in the first accommodating part, the outer air deflector rotates in the second accommodating part, and the two outer driving devices drive the outer air deflector to rotate between the second closed position and the second open position. Therefore, the driving force of the external driving device is effectively ensured, and the rotation of the external air deflector is realized.

According to some embodiments of the invention, the housing comprises: the first accommodating part is arranged on the outer cover; the second accommodating part is formed by the outer cover, the left side cover and the right side cover together.

According to some embodiments of the invention, each of the outer drive means comprises: a motor installed at a side of the housing; the connecting rod is connected with the motor and is driven by the motor to rotate; and one end of the rotating arm is pivotally connected to the connecting rod, and the other end of the rotating arm is pivotally connected to the outer air deflector.

According to some embodiments of the invention, the external drive device further comprises a transmission assembly provided between the motor and the connecting rod, the transmission assembly comprising a plurality of gears engaged with each other to adjust the driving force output from the motor to the connecting rod.

According to some embodiments of the invention, the transmission assembly comprises: the first gear is sleeved on a motor shaft of the motor; a second gear connected to the rotation shaft of the link to rotate the link; a third gear and a fourth gear that mesh with each other, the third gear meshing with the first gear and the fourth gear meshing with the second gear.

According to some embodiments of the invention, the outer diameters D1, D2, D3, D4 of the first, second, third, and fourth gears are sized to: d4 < D1 < D2 < D3.

According to some embodiments of the present invention, the front sides of the left and right side covers have left and right concave portions, respectively, and the left and right side covers are assembled to the outer cover, and the left concave portion, the right concave portion, and the outer cover collectively define the second accommodating portion; and the front sides of the left side cover and the right side cover are respectively provided with an outer plate mounting column, and the lower end of the outer air deflector is connected with the outer plate mounting column in a pivoting manner.

According to some embodiments of the present invention, the outer air guide plate is hollow inside and includes an outer plate rear panel and an outer plate front panel connected to each other, the outer plate rear panel having an arc-shaped plate protruding toward the outer plate front panel.

According to some embodiments of the present invention, the outer panel rear panel is provided with a plurality of parallel outer panel patterns extending in a left-right direction.

According to some embodiments of the present invention, the inner air guide plate is hollow inside and includes an inner plate rear panel and an inner plate front panel connected to each other, the inner plate rear panel and the inner plate front panel are each configured as a curved panel protruding rearward, and the curvatures of the inner plate rear panel and the inner plate front panel are different.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of an indoor unit of an air conditioner according to an embodiment of the present invention;

fig. 2 is a schematic view illustrating the opening of the outer and inner air deflectors of the indoor unit of the air conditioner shown in fig. 1;

FIG. 3 is an open left side view of the outer and inner air deflectors of FIG. 2;

fig. 4 is a schematic view of a casing of the air conditioning indoor unit shown in fig. 1;

fig. 5 is an exploded view of an indoor unit of an air conditioner according to an embodiment of the present invention;

fig. 6 is a schematic view of the air conditioning indoor unit shown in fig. 1 with an external air deflector removed;

fig. 7 is a schematic view of the air conditioning indoor unit of fig. 1 with an external air deflector and a panel removed;

fig. 8 is a left side view of the air conditioning indoor unit shown in fig. 1, in which the outer and inner air deflectors are closed;

fig. 9 is a front view of an outer air guide plate of the indoor unit of the air conditioner shown in fig. 1;

FIG. 10 is an enlarged partial schematic view of the outer air deflection plate shown in FIG. 9;

fig. 11 is a schematic view of the movable latch member of the outer air deflection plate shown in fig. 9;

fig. 12 is a schematic view of a panel of the air conditioning indoor unit shown in fig. 1, with a portion removed;

fig. 13 is a schematic view illustrating the assembly of the outer driving unit and the outer air guide plate of the indoor unit of the air conditioner shown in fig. 1;

fig. 14 is a schematic view of an external driving device of the air conditioning indoor unit shown in fig. 12;

FIG. 15 is a schematic view of the external drive of FIG. 14 with the link housing removed;

FIG. 16 is an enlarged, fragmentary schematic view of the external drive assembly of FIG. 13 assembled with an external air deflector;

FIG. 17 is a partially enlarged, alternate perspective view of the outer drive assembly shown in FIG. 13 assembled with an outer air deflection plate;

fig. 18 is a schematic view showing the assembly of an external driving apparatus and a slider of an indoor unit of an air conditioner according to an embodiment of the present invention;

FIG. 19 is a schematic view of the outer drive assembly shown in FIG. 18 from another perspective assembled with the slide;

FIG. 20 is a left side elevational view of the outer drive assembly of FIG. 13 assembled with the outer air deflection assembly;

FIG. 21 is a left side view of the outer and inner air deflectors of FIG. 2 shown open and in a horizontal position;

fig. 22 is a schematic view of an indoor unit of an air conditioner according to an embodiment of the present invention while cooling;

fig. 23 is a schematic view of an air conditioning indoor unit according to an embodiment of the present invention when heating.

Reference numerals:

100: an air-conditioning indoor unit;

1, a shell; 11: a first accommodating portion; 111: an air outlet; 112: a first cambered plate; 113: a first left side plate;

114: a first right side plate; 1131: a first inner plate mounting post; 1141: a second inner plate mounting post;

12: a second accommodating portion; 13: a housing; 131: a left side cover; 132: a right side cover; 1311: a left recessed portion;

1312: an outer plate mounting post; 1321: a right recessed portion; 14: an inner plate mounting plate; 15: a panel; 16: a base;

2: an inner air deflector; 21: an inner panel front panel; 22: an inner panel rear panel; 23: inner plate patterns;

3: an outer air deflector; 31: a movable latch assembly; 311: a first fixed column; 312: a second fixed column;

313: a latch post; 314: a spring; 32: a side wall; 321: a first fixing hole; 322: a second fixing hole;

33: a baffle plate; 331: a third fixing hole; 34: a third fixing column; 35: a sliding part; 351: positioning the projection;

36: a slider; 361: a slide bar; 362: positioning a groove; 363: a positioning part; 3631: extending the column;

3632: an extension piece; 364: a limiting strip; 37: an outer panel front panel; 38: an outer panel rear panel; 39: outer plate patterns;

4: an external drive device; 41: a motor; 42: a connecting rod; 43: a rotating arm; 431: a jack;

44: a connecting rod housing; 45: a transmission assembly; 451: a first gear; 452: a second gear;

453: a third gear; 454: a fourth gear.

Detailed Description

Embodiments of the present invention will be described in detail below, the embodiments described with reference to the drawings being illustrative, and the embodiments of the present invention will be described in detail below.

An air conditioning indoor unit 100 according to an embodiment of the present invention will be described below with reference to fig. 1 to 23, and the air conditioning indoor unit 100 may be a wall-mounted air conditioning indoor unit. In the following description of the present application, an air conditioning indoor unit 100 will be described as an example of a wall-mounted air conditioning indoor unit.

As shown in fig. 1 to 8, an air conditioning indoor unit 100 according to an embodiment of the present invention includes a casing 1, an inner air guide plate 2, an outer air guide plate 3, and an outer driving device 4.

As shown in fig. 2 and 3, the housing 1 includes a first accommodating portion 11 having a first accommodating space and a second accommodating portion 12 having a second accommodating space. The first accommodating portion 11 has an air outlet 111 (as shown in fig. 4), the second accommodating space is located at the front side of the first accommodating space, the inner air guiding plate 2 is pivotally disposed in the first accommodating space, the outer air guiding plate 3 is pivotally disposed in the second accommodating space, and the two outer driving devices 4 are respectively disposed at the left side and the right side of the outer cover 13 to drive the outer air guiding plate 3 to rotate between the second closed position and the second open position.

As shown in fig. 3, a first accommodating portion 11 having a first accommodating space and a second accommodating portion 12 having a second accommodating space are located on the front side of the housing 1, and the second accommodating space is located on the front side of the first accommodating space. The inner air deflector 2 is rotatably disposed in the first accommodating portion 11 for controlling the opening and closing of the air outlet 111, and the outer air deflector 3 is rotatably disposed in the second accommodating portion 12, so as to reduce the size difference between the outer air deflector 3 and the inner air deflector 2. The inner air deflector 2 is positioned at the rear side of the outer air deflector 3, when the inner air deflector 2 and the outer air deflector 3 are both in a closed state, the outer air deflector 3 shields the inner air deflector 2, and at the moment, the front side surface of the outer air deflector 3 is flush with the front side surface of the shell 1, so that the appearance attractiveness of the indoor unit 100 of the air conditioner is effectively guaranteed. Here, in the description of the present specification, when the user faces the air conditioning indoor unit 100, the direction toward the user is referred to as "front", and conversely, the direction away from the user is referred to as "rear", and therefore, the second accommodating space is located on the front side of the first accommodating space, and when both the inner air guide plate 2 and the outer air guide plate 3 are in the closed state, the outer air guide plate 3 is located on the front side of the inner air guide plate 2.

According to the air conditioning indoor unit 100 of the embodiment of the present invention, the casing 1 has the first receiving portion 11 and the second receiving portion 12, the inner air guiding plate 2 rotates in the first receiving portion 11, the outer air guiding plate 3 rotates in the second receiving portion 12, and when the inner air guiding plate 2 and the outer air guiding plate 3 are closed, the inner air guiding plate 2 is located behind the outer air guiding plate 3 and is shielded by the outer air guiding plate 3. Therefore, the size difference between the outer air deflector 3 and the inner air deflector 2 is reduced, and the aesthetic property of the shell 1 of the air-conditioning indoor unit 100 is ensured.

According to some embodiments of the present invention, the housing 1 includes the outer cover 13 and the left side cover 131 and the right side cover 132 provided on the left and right sides of the outer cover 13, respectively. As shown in fig. 5, in which the first receiving portion 11 is provided on the cover 13. The first accommodating part 11 is positioned at the front side of the outer cover 13, so that the installation space of the inner air deflector 2 is effectively ensured, the length of the inner air deflector 2 is convenient to lengthen, the size difference between the inner air deflector 2 and the outer air deflector 3 is reduced, and the air guiding effect is improved. The second accommodating portion 12 is collectively configured by the outer cover 13, the left cover 131, and the right cover 132, thereby securing an installation space of the outer air guide plate 3. In some alternative embodiments, the housing 1 may further include a panel 15 and a base 16, the panel 15 being located on one side (e.g., the right side in fig. 3) of the outer cover 13, and the base 16 being fixed to the lower end of the outer cover 13.

As shown in fig. 12 and 13, according to some embodiments of the present invention, the air conditioning indoor unit 100 further includes two external driving devices 4, and the two external driving devices 4 are respectively disposed at left and right sides of the outer cover 13 to drive the outer air guide plate 3 to be rotatable between the second closed position and the second open position. In some specific examples, as shown in fig. 14 and 15, each of the external driving devices 4 includes a motor 41, a link 42, and a rotating arm 43, the motor 41 is installed at a side portion of the external cover 13, the link 42 is connected with the motor 41 and is driven to rotate by the motor 41, one end of the rotating arm 43 is pivotably connected to the link 42, and the other end is pivotably connected to the external air deflector 3.

In some alternative embodiments, the external driving device 4 further includes a transmission assembly 45, the transmission assembly 45 is disposed between the motor 41 and the connecting rod 42, and the transmission assembly 45 includes a plurality of gears engaged with each other to adjust the driving force output from the motor 41 to the connecting rod 42.

For example, as shown in fig. 12-15, each external driving device 4 further includes a link housing 44, the motor 41 is connected to a transmission assembly 45, the transmission assembly 45 is connected to the link 42, the link 42 is rotatably connected to the rotating arm 43, the link 42 and the rotating arm 43 are disposed in the link housing 44, and the other end of the rotating arm 43 extends out of the link housing 44 and is pivotally connected to the external air deflector 3. The motor 41 can also be directly connected with the connecting rod 42, but larger motor driving force is needed, and the motor driving force can be amplified by connecting the transmission assembly 45 with the connecting rod 42 through the connection of the motor 41 and the transmission assembly 45, so that the cost of the motor 41 is reduced.

In some alternative embodiments, referring to fig. 15, the transmission assembly 45 includes a first gear 451 and a second gear 452, the first gear 451 is disposed on the motor shaft of the motor 41, the second gear 452 is connected to the rotation shaft of the link 42 to rotate the link 42, a third gear 453 and a fourth gear 454 are engaged with each other, the third gear 453 is engaged with the first gear 451, and the fourth gear 454 is engaged with the second gear 452, which effectively ensures the transmission efficiency of the transmission assembly 45.

Further optionally, the outer diameters D1, D2, D3, D4 of the first gear 451, the second gear 452, the third gear 453, and the fourth gear 454 are sized to satisfy: d4 < D1 < D2 < D3. With such an arrangement, the driving force of the external driving device 4 can be easily amplified, and the cost of the motor 41 can be reduced. Of course, the present invention is not limited thereto. Conventional assemblies 45 may also be designed to determine the number of gears and the ratio of outer diameters used.

In some further embodiments of the present invention, referring to fig. 13 in combination with fig. 16 to 19, the inner surface of the outer wind guide plate 3 has a sliding portion 35, and as shown in fig. 13, the sliding portion 35 is disposed at both left and right ends of the inner surface of the outer wind guide plate 3. The sliding part 35 is slidably provided with a sliding part 36, the sliding part 36 is provided with a sliding rod 361, the other end of the rotating arm 43 is provided with an insertion hole 431, and the sliding rod 361 is rotatably inserted into the insertion hole 431, so that the flexibility of the sliding rod 361 and the rotating arm 43 is effectively ensured, and the rotating arm 43 plays a supporting role when the outer air deflector 3 is opened.

In some specific embodiments, as shown in fig. 17-20, slide 36 is plate-shaped, but is not limited thereto. The sliding part 36 has a positioning groove 362 on a surface facing the outward air guiding plate 3, and the sliding part 35 has a positioning protrusion 351 thereon, referring to fig. 17, the sliding part 35 is provided with two positioning protrusions 351, the two positioning protrusions 351 are opposite to each other up and down, and the sliding of the sliding part 36 on the sliding part 35 is realized by the sliding of the positioning protrusions 351 in the positioning groove 362. Therefore, the sliding piece 36 drives the outer air deflector 3 to rotate, and the processing is simple.

As shown in fig. 19, a positioning portion 363 is provided on a side of the slider 36 away from the air deflector, that is, a positioning portion 363 is provided on a side of the slider 36 facing the inside of the indoor unit 100 of the air conditioner, an extending axis of the positioning portion 363 is parallel to the slider 36, and the positioning slot 362 is defined by the positioning portion 363 and the slider 36. Therefore, the firmness of the fixation of the sliding part 36 is effectively ensured, and meanwhile, the material is saved, and the cost is reduced.

Further, one side of the sliding member 36 away from the air guiding plate has two limiting bars 364, the two limiting bars 364 are perpendicular to the extending axis of the positioning portion 363, and the two limiting bars 364 are disposed at two ends of the positioning slot 362 to limit the position of the positioning protrusion 351 in the positioning slot 362.

In some alternative embodiments, as shown in fig. 19, the positioning portion 363 includes an extension column 3631 and two extension pieces 3632, a cross section of the extension column 3631 is substantially circular, one end of the extension column 3631 is flush with the slider 36, that is, a left end of the extension column 3631 is flush with a left end of the slider 36, the slider 36 is coaxially connected to one end of the extension column 3631, the two extension pieces 3632 are disposed in parallel on two sides of the extension column 3631 and extend from the slider 36 in a direction away from the air deflector, that is, the two extension pieces 3632 extend in a direction toward an inside of the air conditioning indoor unit 100, and a distance between the two extension pieces 3632 is smaller than a diameter of the extension column 3631, so as to prevent the extension column 3631 from falling off, and ensure the firmness of fixing of the extension column 3631, and the positioning groove 362 is defined between the extension pieces 3632 and the slider.

Referring to fig. 17 and 19, when the outer wind deflector 3 and the outer driving device 4 are installed, the sliding member 36 moves toward the center of the outer wind deflector 3, and when the sliding rod 361 is aligned with the hole on the side plate of the outer wind deflector 3, the sliding member 36 is pushed toward the connecting rod 42, so that the connecting rod 42 is hinged to the outer wind deflector 3. During disassembly, the slider 36 is moved by force in a direction away from the link 42. Specifically, as shown in fig. 19, a positioning portion 363 is disposed on the back surface of the slider 36, a positioning groove 362 is formed on one side surface of the positioning portion 363 and the slider 36, a limiting bar 364 is disposed on the left and right of the positioning groove 362, and a positioning protrusion 351 is disposed on the upper and lower edges of the sliding portion 35 on the rear side plate of the outer air guiding plate 3, when the outer air guiding plate is installed, the positioning protrusion is located in the positioning groove 362, and the rotating arm 43 is connected to the outer air guiding plate 3 by the left and right sliding of the slider 36 in the sliding portion.

In some alternative embodiments, the sliding rod 361 and the extension column 3631 are metal pieces, the sliding plate 3632 is plastic pieces, and the sliding rod 361, the extension column 3631, the sliding plate 3632 are integrally injection molded. Therefore, the strength of the sliding rod 361 and the extending column 3631 is ensured, the installation is easy, and the processing is simple.

As shown in fig. 5, according to some embodiments of the present invention, the front sides of the left and right side covers 131 and 132 have left and right concave portions 1311 and 1321, respectively, and after the left and right side covers 131 and 132 are assembled to the outer cover 13, the left, right and outer covers 1311, 1321 and 13 together define a second receiving space, the front sides of the left and right side covers 131 and 132 also have outer panel mounting posts 1312, respectively, and the lower end of the outer air deflector 3 is pivotably connected to the outer panel mounting posts 1312. Referring to fig. 4 to 7, the left side cover 131 and the right side cover 132 are fixed to left and right ends of the outer cover 13, and the front sides of the left side cover 131 and the right side cover 132 are further provided with outer panel mounting posts 1312, respectively, and lower ends of the outer wind deflectors are pivotably connected to the outer panel mounting posts 1312. The lower end of the outer air deflector 3 is connected with the outer plate mounting column 1312 and is pivotally fixed in the second accommodating space, so that the mounting space of the outer air deflector 3 is ensured, and the mounting is easy.

According to some embodiments of the present invention, as shown in fig. 3 and 21, the outer air deflector 3 is hollow and includes an outer plate rear panel 38 and an outer plate front panel 37 connected to each other, the outer plate rear panel 38 has an arc-shaped plate protruding toward the outer plate front panel 37, so as to form airflow coanda noise reduction and increase the air supply distance of the indoor unit 100 of the air conditioner, and at the same time, when the outer air deflector 3 is opened, the air at the air outlet 111 blows upwards and then falls freely, so as to form shower type air blowing, thereby improving the comfort of users.

In some optional embodiments, the outer plate rear panel 38 is provided with a plurality of parallel outer plate patterns 39 extending in the left-right direction, so as to ensure the strength of the outer air guiding plate 3, reduce the weight of the outer air guiding plate 3, and achieve the light weight of the outer air guiding plate 3. According to the air conditioning indoor unit 100 of the embodiment of the present invention, as shown in fig. 3, after the air conditioning indoor unit 100 is installed, the distance from the upper end of the installation part of the outer air deflector 3 to the wall is greater than the distance from the lower end of the installation part of the outer air deflector 3 to the wall, so that when the air conditioning indoor unit 100 works, the air at the air outlet 111 is blown away from the wall, and the gap between the installation part of the outer air deflector 3 and the outer cover 13 is reduced, so that the condensation at the front side surface of the outer air deflector 3 is reduced.

In some further embodiments of the present invention, referring to fig. 3 and 8, the inner air guiding plate 2 is hollow inside and includes an inner plate rear panel 22 and an inner plate front panel 21 connected to each other, the inner plate front panel 21 is configured as an arc panel protruding rearward, and the radians of the inner plate rear panel 22 and the inner plate front panel 21 are different, and the radian of the inner plate rear panel 22 is greater than the radian of the inner plate front panel 21, which effectively ensures the strength of the inner air guiding plate 2.

In some alternative embodiments, as shown in fig. 3, the upper end of the inner air deflection plate 2 is configured as an arc-shaped end portion, which effectively ensures that the inner air deflection plate 2 is pivotally fixed at the first accommodation portion 11, the extension length of the inner panel rear panel 22 is shorter than that of the inner panel front panel 21, and the lower end of the inner panel front panel 21 is bent backwards and covers the lower end of the inner panel rear panel 22, and the bending angle of the lower end of the inner panel front panel 21 satisfies 30-80 degrees, optionally about 60 degrees, but is not limited thereto. Therefore, the inner plate rear panel 22 and the inner plate front panel 21 are integrally formed conveniently, and the processing is simple.

In some alternative embodiments, at least one of the inner panel rear panel 22 and the inner panel front panel 21 is provided with a plurality of parallel inner panel patterns 23 extending in the left-right direction. In the example shown in fig. 3 and 8, the inner panel pattern 23 is provided on the rear surface of the inner panel rear panel 22, and the inner panel pattern 23 is provided on the front surface of the inner panel front panel 21, thereby facilitating the guiding function of the air flow, reducing the weight of the inner air guide plate 2, and achieving the light weight of the parts. Of course, the inner panel pattern 23 may be provided only on the inner panel rear panel 22 or the inner panel front panel 21.

In some further embodiments of the present invention, the thickness of the upper end of the inner deflector 2 in the first closed position is greater than the thickness of the lower end thereof. Referring to fig. 3 and 8, when the inner air guiding plate 2 is closed, the thickness of the upper end of the inner air guiding plate 2 is greater than that of the lower end of the inner air guiding plate, so that the strength of the inner air guiding plate 2 is effectively ensured, and the inner air guiding plate 2 is prevented from being broken in the rotating process. Here, the end facing the outside of the air conditioning indoor unit 100 and located relatively high when the inner air guide plate 2 is closed is referred to as an "upper end" (i.e., a pivot end), and the end facing the inside of the air conditioning indoor unit 100 and located relatively low is referred to as a "lower end" (i.e., a free end).

As shown in fig. 4, the first accommodating portion 11 includes a first arc-shaped panel 112, a first left side plate 113 and a first right side plate 114, the first arc-shaped panel 112 is located on one side of the casing 1, and the first arc-shaped panel 112 is inclined gradually from bottom to top, so as to ensure that the arc shape of the first arc-shaped panel 112 is consistent with the inner air guiding plate 2, improve the degree of engagement between the inner air guiding plate 2 and the first arc-shaped panel 112 when the inner air guiding plate 2 is closed, and reduce the gap between the inner air guiding plate 2 and the outer cover 13. The first left side plate 113 and the first right side are respectively located at the left side and the right side of the first cambered plate 112, a first accommodating space is defined by the first left side plate and the first right side plate, and the inner air deflector 2 can be pivotally located in the first accommodating space.

In some further embodiments of the present invention, as shown in fig. 4, a first inner plate mounting post 1131 and a second inner plate mounting post 1141 are oppositely disposed on the first left side plate 113 and the second right side plate, and both sides of the upper end of the inner air guiding plate 2 are pivotally connected to the first inner plate mounting post 1131 and the second inner plate mounting post 1141, respectively. Alternatively, as shown in fig. 5, the first left side plate 113 and the second left side plate may have inner plate mounting holes respectively, and one end of the first inner plate mounting post 1131 and one end of the second inner plate mounting post 1141 are inserted and fixed in the inner plate mounting holes while the other end is exposed, and are pivotally connected to the inner air guiding plate 2, so as to effectively ensure that the inner air guiding plate 2 is fixedly secured.

According to some embodiments of the present invention, as shown in fig. 5, the housing 1 further includes an inner plate mounting plate 14, and the inner plate mounting plate 14 is disposed on the outer cover 13 and connected to the top of the first cambered plate 112 at the rear end. The inner air deflector 2 is fixed on the inner plate mounting plate 14, a buckle extends downwards from the lower end of the front part of the inner plate mounting plate 14, a clamping groove is formed in the top of the outer cover 13, and the inner plate mounting plate 14 is mounted on the top of the outer cover 13 through the cooperation of the buckle and the clamping groove. The front surface of the inner panel mounting plate 14 is inclined forward from bottom to top, defining a top region of the first accommodation portion 11. Therefore, the inner plate mounting plate 14 and the outer cover 13 can be independently molded by injection, the inner plate mounting plate 14 and the outer cover 13 are easy to demould, and the manufacturing and the assembly are convenient.

In some further embodiments of the present invention, the outer plate mounting pillar 1312 has a fixing hole, and at least one end of the outer wind guide plate 3 has a movable latch assembly 31, that is, one end of the outer wind guide plate 3 may be provided with the movable latch assembly 31, or both ends of the outer wind guide plate 3 may be provided with the movable latch assemblies 31. The movable latch assembly 31 is adapted to engage with the fixing hole and lock with the corresponding left side cover 131 and/or right side cover 132. As shown in fig. 9, the left end of the outer wind deflector 3 is provided with a movable latch assembly 31, when the outer wind deflector 3 is installed, the movable latch assembly 31 is used in cooperation with the outer plate mounting post 1312 of the left side cover 131, so as to effectively ensure the firmness of fixing the outer wind deflector 3 and facilitate the installation and removal of the outer wind deflector 3.

In some further embodiments of the present invention, as shown in fig. 2, both left and right ends of the outer wind guide plate 3 vertically extend out of the side wall 32, as shown in fig. 10, the side wall 32 on the corresponding side has a first fixing hole 321 and a second fixing hole 322, a baffle 33 is further disposed adjacent to the side wall 32 of the outer wind guide plate 3, and the baffle 33 has a third fixing hole 331. Specifically, referring to fig. 9 and 10, the first fixing hole 321 and the second fixing hole 322 are provided in the left side wall 32 of the outer air guiding plate 3, the baffle plate 33 is located on the right side of the left side wall 32 of the outer air guiding plate 3, and the third fixing hole 331 is provided in the side of the baffle plate 33 away from the outer air guiding plate 3. As shown in fig. 9-11, the movable latch assembly 31 is located between the side wall 32 and the baffle 33, and includes a first fixing column 311, a second fixing column 312, a latch column 313 and a spring 314, the first fixing column 311 is adapted to be inserted into the first fixing hole 321, the second fixing column 312 is parallel to the first fixing column 311 and connected to the first fixing column through the connecting column, the second fixing column 312 is adapted to pass through the second fixing hole 322 to be matched with the fixing hole, the latch column 313 is disposed at an upper portion of the connecting column and extends away from the first fixing column 311, the latch column 313 is adapted to pass through the third fixing hole 331, and the spring 314 is sleeved on the latch column 313. Therefore, the firmness of the fixation of the movable plug pin assembly 31 is effectively ensured, the spring 314 of the movable plug pin assembly 31 is limited by the third fixing hole 331 on the baffle 33, and the movable plug pin assembly 31 is ensured to stretch under the acting force of the spring 314.

When the external air deflector is installed, the movable latch assembly 31 is installed between the left side wall 32 of the external air deflector 3 and the baffle 33, and two ends of the spring 314 are abutted between the side wall 32 and the baffle 33, at this time, the free end of the latch post 313 passes through the third fixing hole 331, the spring 314 pushes the first fixing post 311 and the second fixing post 312 into the first fixing hole 321 and the second fixing hole 322 respectively, and the second fixing post 312 is suitable for being matched with the fixing hole of the external plate installation post 1312.

In some alternative embodiments, one side of the external air deflector 3 is provided with a movable bolt assembly 31, and the other side is provided with a third fixing column 34, and the third fixing column 34 is suitable for being matched with a fixing hole on the corresponding side. Referring to fig. 9, the movable latch assembly 31 is disposed on the left side of the outer air guiding plate 3, the third fixing column 34 is disposed on the right side, and the third fixing column 34 is matched with a fixing hole on the outer plate mounting column 1312 of the right side cover 132, so as to facilitate the mounting and dismounting of the outer air guiding plate 3.

When the outer air deflector 3 is installed, the third fixed column 34 on the right side of the outer air deflector 3 is aligned with the fixed hole on the outer plate installation column 1312 of the right side cover 132, the third fixed column 34 is inserted into the fixed hole, then the movable bolt assembly 31 on the left side of the outer air deflector 3 is fixed, the first fixed column 311 is pressed, the spring 314 is compressed, the second fixed column 312 and the bolt 313 move towards the right side of the outer air deflector 3, at this time, the second fixed column 312 is hidden in the second fixed hole 322 of the outer air deflector side wall 32, the outer air deflector 3 is aligned with the outer plate installation column 1312 of the left side cover 131, the first fixed column 311 is loosened, the second fixed column 312 and the bolt 313 move towards the left side of the outer air deflector 3 under the action of the spring force, the second fixed column 312 is exposed out of the second fixed hole 322, and is inserted into the installation column, and the outer plate 3 is installed.

According to the air conditioning indoor unit 100 of the embodiment of the present invention, as shown in fig. 22, when the air conditioning indoor unit 100 performs cooling, the inner air guide plate 2 swings to the uppermost side, and the outer air guide plate 3 swings to supply air. As shown in fig. 23, when the air conditioning indoor unit 100 heats, the outer air guide plate 3 swings to the uppermost side, and the inner air guide plate 2 swings to blow air. Therefore, the user can experience shower type air blowing regardless of refrigeration or heating of the air conditioner indoor unit 100, and comfort of the user is improved.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

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

Claims (10)

1. An indoor unit of an air conditioner, comprising:

a housing including a first accommodating part having a first accommodating space and a second accommodating part having a second accommodating space, the first accommodating part having an air outlet, the second accommodating space being located at a front side of the first accommodating space,

the inner air deflector is pivotally arranged in the first accommodating space;

the outer air deflector is pivotally arranged in the second accommodating space;

the two outer driving devices are respectively arranged on the left side and the right side of the outer cover so as to drive the outer air deflector to rotate between the second closed position and the second open position.

2. An indoor unit of an air conditioner according to claim 1, wherein the casing includes:

the first accommodating part is arranged on the outer cover;

the second accommodating part is formed by the outer cover, the left side cover and the right side cover together.

3. An indoor unit of an air conditioner according to claim 2, wherein each of the external driving devices comprises:

a motor installed at a side of the housing;

the connecting rod is connected with the motor and is driven by the motor to rotate;

and one end of the rotating arm is pivotally connected to the connecting rod, and the other end of the rotating arm is pivotally connected to the outer air deflector.

4. An indoor unit of an air conditioner according to claim 3, wherein the external driving unit further comprises a transmission assembly provided between the motor and the link, the transmission assembly including a plurality of gears engaged with each other to adjust the driving force output from the motor to the link.

5. An indoor unit of an air conditioner according to claim 4, wherein the transmission assembly includes:

the first gear is sleeved on a motor shaft of the motor;

a second gear connected to the rotation shaft of the link to rotate the link;

a third gear and a fourth gear that mesh with each other, the third gear meshing with the first gear and the fourth gear meshing with the second gear.

6. An indoor unit of an air conditioner according to claim 5, wherein the outer diameters D1, D2, D3 and D4 of the first gear, the second gear, the third gear and the fourth gear are in the following size: d4 < D1 < D2 < D3.

7. An indoor unit of an air conditioner according to any one of claims 2 to 6, wherein the front sides of the left and right side covers have left and right recessed portions, respectively, and when the left and right side covers are fitted to the outer cover, the left, right and outer covers define the second receiving portion together;

and the front sides of the left side cover and the right side cover are respectively provided with an outer plate mounting column, and the lower end of the outer air deflector is connected with the outer plate mounting column in a pivoting manner.

8. An indoor unit of an air conditioner according to claim 7, wherein the outer air guide plate is hollow inside and includes an outer plate rear panel and an outer plate front panel connected to each other, the outer plate rear panel having an arc-shaped plate protruding toward the outer plate front panel.

9. An indoor unit of an air conditioner according to claim 8, wherein a plurality of parallel outer panel patterns extending in the left-right direction are provided on the outer panel rear panel.

10. An indoor unit of an air conditioner according to claim 1, wherein the inner air guide plate is hollow inside and includes an inner plate rear panel and an inner plate front panel connected to each other, the inner plate rear panel and the inner plate front panel are each configured as an arc-shaped panel protruding rearward, and the radians of the inner plate rear panel and the inner plate front panel are different.

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