CN212319882U

CN212319882U - Air conditioner indoor unit and air conditioner

Info

Publication number: CN212319882U
Application number: CN202021852225.7U
Authority: CN
Inventors: 丁鹏垒; 张滔; 陈良锐; 毛先友; 覃强
Original assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-01-08
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses an air-conditioning indoor unit and an air conditioner, wherein the air-conditioning indoor unit comprises a shell, two air dispersing plates, a connecting rod and a louver, and the shell is provided with an air outlet; the two air diffusing plates are provided with air diffusing openings; the second air dispersing plate is rotatably arranged on the shell along the rotation axis of the air outlet direction, so that the overlapping area of the projection of the second air dispersing opening and the first air dispersing opening along the air outlet direction can be variably arranged; the connecting rod is connected with the second air dispersing plate. The utility model discloses in, the connecting rod drives the second air diffuser and rotates, and the second air diffuser continuously changes along the projected overlapping region of air-out direction with first air diffuser to can change the scattered wind form of machine in the air conditioning, optimize air supply effect and visual effect.

Description

Air conditioner indoor unit and air conditioner

Technical Field

The utility model relates to an air treatment equipment's technical field, concretely relates to machine and air conditioner in air conditioning.

Background

The air supply scheme of the traditional air conditioner is generally directional air supply or up-down or left-right air sweeping, the blown cold air is hard, and the air is directly blown to users, so that the discomfort of the users is easily caused.

In order to solve the above problems, the conventional air conditioner usually has a wind dispersing structure at the wind outlet to soften the wind. However, the existing air diffusing structure has a single air diffusing form, cannot realize the change of blowing, and is monotonous in visual effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an indoor set of air conditioning and air conditioner, aim at solving the single problem of the scattered wind form of traditional air conditioner.

In order to achieve the above object, the utility model provides an indoor unit of air conditioner, include:

a housing having an air outlet;

the two air diffusing plates are respectively provided with an air diffusing opening, one of the two air diffusing plates is a first air diffusing plate, the other one of the two air diffusing plates is a second air diffusing plate, and the first air diffusing plate is arranged at the air outlet; the second air diffuser plate is provided with a rotating axis arranged along the air outlet direction, and the second air diffuser plate is arranged around the rotating axis relative to the second air diffuser plate, so that the overlapping area of the projections of the air diffuser plates of the first air diffuser plate and the second air diffuser plate along the air outlet direction can be arranged in a variable manner; and the number of the first and second groups,

and the connecting rod is connected with the second air diffusing plate so as to drive the second air diffusing plate to rotate by moving the connecting rod.

In an embodiment, the indoor unit of the air conditioner further includes a louver, one end of the louver is movably connected to the connecting rod, and the other end of the louver is connected to the first air diffuser and/or the second air diffuser, so that the louver and the second air diffuser are driven to rotate by moving the connecting rod.

In an embodiment, the first air dispersing plate is rotatably mounted on the housing so as to rotate to open and close the air outlet.

In one embodiment, the first air diffuser plate is arranged in an arc shape.

In one embodiment, opposite sides of the first air diffuser plate extend in a direction approaching each other to form a plate-like structure for mounting the second air diffuser plate.

In one embodiment, the plate-shaped structure defines a mounting groove for rotatably mounting the second air diffuser plate;

and a buckling part buckled with the plate-shaped structure is convexly arranged on one side of the second air diffuser plate and used for limiting the second air diffuser plate to be separated from the mounting groove.

In an embodiment, a limit post is convexly arranged on a side portion of the first air dispersing plate, a limit groove is arranged on the housing corresponding to the limit post, the limit groove extends along the rotation direction of the first air dispersing plate, and the limit post is connected with the limit groove in a sliding fit manner.

In an embodiment, the indoor unit of an air conditioner further includes a driving device, and the driving device is configured to drive the first louver to rotate and the connecting rod to move respectively.

In one embodiment, the driving device comprises a first driver for driving the first air diffuser plate to rotate;

the opposite ends of the first air diffuser plate are respectively convexly provided with two rotating shaft parts, the shell is correspondingly provided with two shaft hole parts which are rotatably installed and matched with the two rotating shaft parts, and the first driver is in driving connection with one rotating shaft part.

In one embodiment, the assembly distance between the rotating shaft part connected with the first driver and the corresponding shaft hole part is 1-5 mm.

In an embodiment, the indoor unit of an air conditioner further includes a pivot structure disposed between the connecting rod and the louver, and the pivot structure includes a protruding shaft portion and a groove portion which are rotatably mounted and matched;

one of the convex shaft part and the groove part is arranged on the connecting rod, and the other is arranged on the shutter.

In one embodiment, the link is provided with the groove portion, and the link is provided with a slot communicating to the groove portion adjacent to the groove portion.

In one embodiment, the air-dispersing openings are arranged in a grid shape or in a hole shape.

In one embodiment, the diffuser plate comprises a plurality of grill bars forming the diffuser opening, wherein:

the grid bars are obliquely arranged in the same direction relative to the plate surface of the air diffuser plate; or,

the grid bars are bent in the same direction relative to the plate surface of the air diffuser plate; or,

the plurality of grid bars comprise a plurality of first grid bars and a plurality of second grid bars which are arranged in a crossed mode.

In one embodiment, the air diffuser plate comprises a frame-shaped body and a plurality of turbulence ribs distributed in the frame-shaped body in a scattered manner, and the air diffuser is defined between every two adjacent turbulence ribs.

In one embodiment, the air diffuser is spirally extended and arranged on the plate surface of the air diffuser plate.

In one embodiment, the distance from the center of the air diffuser plate to the periphery of the air diffuser plate is from inside to outside;

the air dispersing openings are radially arranged on the air dispersing plates.

In one embodiment, the plurality of air diffusing openings gradually bend and extend towards the same circumferential direction of the air diffusing plate from inside to outside.

In one embodiment, each air dispersing opening comprises a plurality of vent holes arranged at intervals, and the aperture of each vent hole of each air dispersing opening is gradually enlarged from inside to outside.

In one embodiment, the second air diffuser plate comprises a plurality of blades arranged in a spoke shape, and the interval between every two adjacent blades forms the air diffuser of the second air diffuser plate.

In an embodiment, the second air diffuser plate comprises a plurality of blades arranged in a spoke shape, each blade is provided with a plurality of openings, and the interval between every two adjacent blades and the plurality of openings jointly form an air diffuser of the second air diffuser plate.

In one embodiment, the diffuser extends in a spiral shape from the center of the second diffuser plate to the periphery of the second diffuser plate.

In an embodiment, the air-conditioning indoor unit is a floor-type air-conditioning indoor unit.

In one embodiment, the air outlet extends in a vertical direction, and the first air dispersing plate is arranged in a lengthwise shape covering the air outlet;

the second air diffuser plate is provided with a plurality of air diffuser plates which are arranged at intervals along the vertical direction and are suitable for the arrangement of the first air diffuser plates.

In one embodiment, two air outlets are arranged at intervals along the circumferential direction of the shell;

the first air dispersing plate and the second air dispersing plate correspond to the two air outlets and are provided with two air outlets.

Furthermore, in order to solve the above problems, the utility model also provides an air conditioner, including the machine in the air conditioning, the machine includes in the air conditioning:

a housing having an air outlet;

the two air diffusing plates are respectively provided with an air diffusing opening, one of the two air diffusing plates is a first air diffusing plate, the other one of the two air diffusing plates is a second air diffusing plate, and the first air diffusing plate is arranged at the air outlet; the second air diffuser plate is provided with a rotating axis arranged along the air outlet direction, and the second air diffuser plate rotates around the rotating axis relative to the second air diffuser plate, so that the overlapping area of the projections of the air diffuser plates of the first air diffuser plate and the second air diffuser plate along the air outlet direction is arranged in a changeable way; and the number of the first and second groups,

The utility model provides an among the technical scheme, the connecting rod drives the rotation in-process of second air diffuser, and the relative position between the first air diffuser continuously changes for second air diffuser and first air diffuser are along the projected overlapping region continuous change of air-out direction, thereby can change the scattered wind form of machine in the air conditioning, optimize air supply effect and visual effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

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

fig. 2 is a schematic top view of the air conditioning indoor unit of fig. 1;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

FIG. 5 is an enlarged view of the structure at C in FIG. 3;

fig. 6 is a partial plan view of the air conditioning indoor unit of fig. 1;

FIG. 7 is an enlarged view of the structure of FIG. 6 at D;

fig. 8 is a perspective view of a partial structure of the air conditioning indoor unit of fig. 1;

FIG. 9 is an enlarged view of the structure at E in FIG. 8;

fig. 10 is a perspective view of another partial structure of the air conditioning indoor unit of fig. 1;

FIG. 11 is an enlarged view of the structure of FIG. 10 at F;

FIG. 12 is a schematic view of the second air diffuser plate and the louvers of FIG. 1;

FIG. 13 is a perspective view of the second air diffuser plate and the louvers of FIG. 1;

FIG. 14 is an assembled view of the first air diffuser plate and the second air diffuser plate of FIG. 1;

FIG. 15 is a partial schematic structural view of the first air diffuser plate of FIG. 1;

FIG. 16 is a partial schematic view of a first embodiment of the first air diffuser plate of FIG. 1;

FIG. 17 is a partial schematic view of a second embodiment of the first air diffuser plate of FIG. 1;

FIG. 18 is a partial schematic view of a third embodiment of the first air diffuser plate of FIG. 1;

FIG. 19 is a partial schematic view of a fourth embodiment of the first air diffuser plate of FIG. 1;

FIG. 20 is a partial schematic view of a fifth embodiment of the first air diffuser plate of FIG. 1;

FIG. 21 is a partial schematic view of a sixth embodiment of the first air diffuser plate of FIG. 1;

FIG. 22 is a schematic view of a portion of the first embodiment of the second air diffuser plate of FIG. 1;

FIG. 23 is a partial schematic view of a second embodiment of the second air diffuser plate of FIG. 1;

FIG. 24 is a schematic view of a portion of a third embodiment of the second air diffuser plate of FIG. 1;

FIG. 25 is a schematic view of a portion of a fourth embodiment of the second air diffuser plate of FIG. 1;

FIG. 26 is a schematic view of a portion of a fifth embodiment of the second air diffuser plate of FIG. 1;

FIG. 27 is a schematic view of a portion of a sixth embodiment of the second air diffuser plate of FIG. 1;

FIG. 28 is a schematic view of a portion of a seventh embodiment of the second air diffuser plate of FIG. 1;

FIG. 29 is a partial schematic view of an eighth embodiment of the second air diffuser plate of FIG. 1;

FIG. 30 is a partial schematic view of a ninth embodiment of the second air diffuser plate of FIG. 1. The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

In view of the above, the utility model provides an air conditioner, air conditioner includes the machine in the air conditioning, wherein, the machine includes machine in wall-hanging air conditioning, the machine in ceiling type air conditioning or the machine in the floor type air conditioning. For convenience of understanding, the following embodiments will be described by taking the air conditioner as a floor type air conditioner indoor unit as an example. Referring to fig. 1 to 30, the present invention provides an air conditioner indoor unit 100 according to an embodiment of the present invention.

Referring to fig. 6 to 9, an air conditioning indoor unit 100 according to the present invention includes a casing 101, two air-dispersing plates, and a connecting rod 130 louver 140, wherein the casing 101 has an air outlet 103; the two air diffuser plates are provided with air diffusing openings, one of the two air diffuser plates is a first air diffuser plate 110, the other one of the two air diffuser plates is a second air diffuser plate 120, and the first air diffuser plate 110 is arranged at the air outlet 103; the second diffuser plate 120 has a rotation axis arranged along the air outlet direction, and the second diffuser plate 120 rotates around the rotation axis relative to the first diffuser plate 110, so that the overlapping area of the projections of the air outlets of the two diffuser plates along the air outlet direction is variably arranged; the connecting rod 130 is connected to the second air diffuser 120, so that the second air diffuser 120 is driven to rotate by moving the connecting rod 130.

The utility model provides an among the technical scheme, the connecting rod drives the second board 120 pivoted in-process that looses for relative position between the board 110 continuously changes with first scattered wind for second scattered wind gap 121 and the projected overlapping region of first scattered wind gap 111 along the air-out direction continuously change, thereby can change the scattered wind form of indoor set 100 of air conditioner, optimize air supply effect and visual effect.

Referring to fig. 1 to 2, the indoor unit 100 of the air conditioner generally includes a casing 101, an air outlet channel 102 is formed inside the casing 101, and an air outlet 103 communicated with the air outlet channel 102 is disposed on an outer wall of the casing 101 for allowing air to flow out from the air outlet channel 102 through the air outlet 103.

In an embodiment, the air outlet 103 extends in a vertical direction, and the first air diffuser 110 is disposed in a lengthwise shape covering the air outlet 103; the second air diffuser plate 120 is provided with a plurality of second air diffuser plates 120 which are arranged at intervals along the vertical direction and are suitable for the arrangement of the first air diffuser plate 110.

The specific expression of the air outlet 103 is not limited in this design, and specifically, the forming position of the air outlet 103 may be a side portion, a top portion, or a bottom portion of the housing 101; the shape of the air outlet 103 may be set to be a long shape in the vertical direction, an oval shape in the vertical direction, or the like. The longitudinal arrangement can reasonably utilize the surface of the shell of the indoor unit 100 of the air conditioner, and is beneficial to enlarging the air supply area. Further, in order to expand the amount of the air to be diffused, the first air diffusing plate 110 is disposed to cover the air outlet 103; and a plurality of second air distribution plates 120 are arranged on the first air distribution plate 110 at intervals, and every two adjacent second air distribution plates 120 can be arranged adjacently or at intervals. The shape of the first air diffuser plate 110 is suitable for the shape of the second air diffuser plate 120, and specifically, the width of the second air diffuser plate 120 is adapted to the width of the first air diffuser plate 110, so that the entire plate surface is ensured to be arranged opposite to the first air diffuser plate 110 during the rotation of the second air diffuser plate 120. In a specific application, the shape of the second air diffuser plate 120 may be circular or other, wherein, when the second air diffuser plate 120 is circular, the diameter of the second air diffuser plate 120 is set to be equivalent to the width of the first air diffuser plate 110.

The number of the air outlets 103 is also not limited, and may be one, or at least two arranged at intervals along the vertical direction or along the circumferential direction of the housing 101. Accordingly, in an embodiment, two air outlets 103 are provided corresponding to the first air diffuser 110 and the second air diffuser 120. The first air diffuser 110 and the second air diffuser 120 of each air outlet 103 are independent from each other, and the driving device may be disposed as one corresponding to the two air outlets 103, or disposed as two corresponding to the two air outlets 103.

The indoor unit 100 of air conditioner generally further includes a wind wheel 200 and an evaporator 300, the evaporator 300 is disposed on the air inlet side of the casing 101, and the wind wheel 200 is disposed on the air outlet channel 102 to output the airflow toward the air outlet 103. The specific form of the wind wheel 200 is not limited, and may be an axial flow wind wheel or a double cross flow wind wheel.

Further, in an embodiment, the indoor unit 100 of the air conditioner further includes a louver 133, one end of the louver 133 is movably connected to the connecting rod 130, and the other end of the louver 133 is connected to the first air diffuser 110 and/or the second air diffuser 120, so that the louver 133 and the second air diffuser 120 are driven to rotate by moving the connecting rod 130. The movement of the link 130 can change the direction of the airflow blowing toward the second louver 120 by driving the louver 140 to turn while achieving the rotation of the second louver 120, which helps to further enrich the air-dispersing form of the indoor unit 100 of the air conditioner.

Referring to fig. 8 and 9, the two air-dispersing plates are stacked in the air-out channel 102 along the air-out direction, and the first air-dispersing plate 110 is closer to the air outlet 103 than the second air-dispersing plate 120; the first air diffuser 110 is configured to be matched with the shape and size of the air outlet 103, so that when the air conditioner works, the air flow output through the air outlet 103 can be softened and exhausted under the action of the two air diffusers. The second air diffuser plate 120 has a rotation axis arranged along the air outlet direction, so that the second air diffuser plate 120 is approximately perpendicular to the air outlet direction, has a larger bearing area for the air flow to pass through, and can soften more air flows. It will be appreciated that, since the air outlet channel 102 is generally arranged to extend in a curved manner, that is, when the relative positions of the second air diffuser 120 and the air outlet channel 102 are different, the rotation axis of the second air diffuser 120 is also different. However, for convenience of understanding, in the following embodiments, two air diffusing plates are disposed closer to the air outlet 103 to reduce the space occupied by the air outlet channel 102, so that the air flow is rectified in the air outlet channel 102 and then output through the two air diffusing plates.

For the sake of distinction, in the following embodiments, the air diffusing opening of the first air diffusing plate 110 is the first air diffusing opening 111, the air diffusing opening of the second air diffusing plate 120 is the second air diffusing opening 121, and both the first air diffusing opening 111 and the second air diffusing opening 121 may be one air diffusing opening or a set of a plurality of air diffusing openings. In the operation process of the indoor unit 100 of the air conditioner, the second louver 120 keeps rotating relative to the first louver 110, so that the overlapping area of the air outlets of the two louvers is continuously changed, thereby ensuring real-time change of the ventilation volume and the ventilation form through the two louvers, having dynamic visual effect, and being beneficial to generating cool effect physiologically and psychologically.

One end of the louver 140 is connected to the second air diffuser 120, and it can be understood that the end of the louver 140 may be integrally formed with the second air diffuser 120, or may be separately formed from the second air diffuser 120 and then mounted to the second air diffuser 120 by fastening, screwing, or adhering. The louver 140 may be disposed between the first air diffuser 110 and the second air diffuser 120, or the louver 140 may be disposed on a side of the second air diffuser 120 opposite to the first air diffuser 110, such that when the first air diffuser 110 and the second air diffuser 120 are disposed adjacent to each other, the relative positions of the two air diffusers can be changed to achieve better air diffusing effect and more obvious dynamic visual effect.

The shape of the louver 140 is not limited, but in order to realize the wind guiding function, the louver 140 is substantially disposed in a plate shape, and the louver 140 has a first side connected to the second air diffuser 120 and a second side disposed opposite to the first side, the second side of the louver 140 is disposed in an arc shape, and the louver 140 is disposed in a thickness decreasing from the first side to the second side of the louver 140 to reduce the wind resistance.

It is understood that the specific shape and size of the second air diffuser plate 120 are not limited, and may be, for example, rectangular, circular, oval or other shapes; the second air diffuser plate 120 may be disposed on the plane of the first air diffuser plate 110, and based on this, referring to fig. 11 to 13, the louver 140 may include a plurality of first louvers corresponding to the plurality of second air diffuser plates 120; or a plurality of second louvers rotatably mounted to the first louver 110; or a plurality of first louvers and a plurality of second louvers are provided at the same time, at this time, the second louver is disposed between two first louvers, and the second louver is provided with a connecting shaft 142 toward the first air diffuser 110, and the second louver is rotatably mounted on the first air diffuser 110 through the connecting shaft 142. The connecting shaft 142 is arranged to determine the rotation axis of the second louver, so as to bring the two first louvers arranged adjacent to the second louver into rotation together, and when the rotation axes of the second louvers are substantially collinear, all of the louvers 140 can be rotated synchronously.

The connecting rods 130 are respectively connected to the second air diffuser 120 and the louvers 140, so that the plurality of second air diffuser 120 and the plurality of louvers 140 rotate synchronously. The specific arrangement of the connecting rod 130 is not limited, and may be a rod-shaped structure extending in the arrangement direction of the plurality of second louvers 120 and telescopically moving in the direction, or another structure capable of performing the same interlocking function, such as a plurality of gears sequentially engaged in the arrangement direction of the plurality of second louvers 120.

In order to achieve the intellectualization of the indoor unit 100 of an air conditioner, in an embodiment, the indoor unit 100 of an air conditioner further includes a driving device for respectively driving the first louver 110 to rotate and the connecting rod 130 to move. The driving device drives the connecting rod 130 to move, so as to synchronously drive the second air dispersing plate 120 and the louver 140 to rotate.

Referring to fig. 6 to 7, in an embodiment, the first air diffuser 110 is rotatably installed on the housing 101 to rotate to open the air outlet 103 and cover the air outlet 103. The rotation axis of the first air diffuser plate 110 may be set in any direction along the length direction of the first air diffuser plate 110, along the width direction of the first air diffuser plate 110, and along the plate surface of the first air diffuser plate 110 according to actual requirements. In order to improve the appearance of the air outlet 103 of the indoor unit 100 of the air conditioner, in the following embodiments, the rotation axis of the second air diffuser 120 is set along the length direction of the first air diffuser 110, and the rotation axis of the first air diffuser 110 is different from the plane of the first air diffuser 110, so that the first air diffuser 110 can revolve around the rotation axis thereof, and has a function of rotating to cover the air outlet 103 and rotating to communicate the air outlet 103 and the air outlet channel 102.

Referring to fig. 3 to 5, in an embodiment, the driving device includes a first driver 151 for driving the first air diffuser 110 to rotate; two rotating shaft parts 115 are formed at two opposite ends of the first air diffuser 110 in a protruding manner, two shaft hole parts 104 which are rotatably mounted and matched with the two rotating shaft parts 115 are correspondingly arranged on the shell 101, and the first driver 151 is in driving connection with one rotating shaft part 115. Specifically, the first driver 151 may be provided as a motor, a rotary cylinder, or the like, and has a rotary output shaft. Two opposite ends of the first air diffuser plate 110 may be protruded to form two connection plates, the rotation shaft portion 115 is protruded on the two connection plates, and is rotatably disposed relative to the shaft hole portion 104; the middle of the rotation shaft portion 115 is provided with a mounting hole, which is connected to a rotation output shaft of the first driver 151. Of course, if the rotating shaft portion 115 is disposed on the housing 101 and the shaft hole portion 104 is disposed on the connecting plate, the purpose of driving the first air diffuser 110 to rotate by the first driver 151 can also be achieved, and details thereof are not repeated herein.

In the above, the first louver 110 can be fixed to the housing 101 by the fitting between the rotating shaft 115 and the shaft hole 104; alternatively, the first actuator 151 may be fixedly mounted to the housing 101, and the first air diffuser 110 may be fixedly mounted on the housing 101 by the connection and engagement between the rotating shaft portion 115 and the rotating output shaft, in which case, the assembly distance between the rotating shaft portion 115 connected to the first actuator 151 and the corresponding shaft hole portion 104 is 1 to 5 mm. It is understood that if the fitting pitch is large, the mounting between the rotating shaft portion 115 and the shaft hole portion 104 is liable to be unstable; conversely, if the fitting pitch is small, the frictional damping between the rotating shaft portion 115 and the shaft hole portion 104 is increased. Therefore, in order to obtain better installation effect, in the embodiment, the assembling distance is set to be 1-5 mm.

Further, in an embodiment, the first air diffuser 110 is disposed in an arc shape, that is, the plate surface of the first air diffuser 110 is disposed in an arc surface shape, so that the plate surface of the first air diffuser 110 is increased in the limited air outlet 103, thereby increasing the air diffusing area and facilitating optimization of the air diffusing effect.

The plate surface of the first air diffuser plate 110 may protrude inward toward the air outlet channel 102 or protrude outward toward the air outlet 103, as shown in fig. 6 and 7, the plate surface of the first air diffuser plate 110 protrudes outward toward the air outlet 103, and two opposite side edges of the first air diffuser plate 110 are substantially flush with the opening edge of the air outlet 103, which is beneficial to the aesthetic property of the whole structure. Based on the above features, further, the inner wall surface of the air outlet channel 102 may be configured to be arc surface-shaped to match the plate surface of the first air diffuser 110, so that when the first air diffuser 110 rotates to the inner wall surface of the air outlet channel 102 near one side of the air outlet 103 to open the air outlet 103, the plate surface of the first air diffuser 110 is more attached to the inner wall surface of the air outlet channel 102.

Further, the indoor air conditioner 100 further includes a door body 105, and the door body 105 is rotatably mounted to the casing 101 to rotate to open and close the air outlet 103. Based on this, the indoor unit 100 of the air conditioner further includes a control device, and the control device is electrically connected to the door 105 and the first driver 151. When the control device controls the door body 105 to be opened and the first air diffuser 110 to be opened, the indoor unit 100 of the air conditioner is in a normal air outlet mode; when the control device controls the door body 105 to be opened and the first air diffuser 110 is covered, the air-conditioning indoor unit 100 is in a no-wind-sense mode; the control device controls the door 105 to cover the outlet 103.

Both the first air diffuser plate 110 and the second air diffuser plate 120 may be mounted to the housing 101; alternatively, in one embodiment, opposite sides of the first air diffuser plate 110 extend in a direction approaching each other to form a plate-like structure 112 for mounting the second air diffuser plate 120. The first air diffuser plate 110 is rotatably mounted to the housing 101, and the second air diffuser plate 120 is rotatably mounted to the plate-like structure 112 of the first air diffuser plate 110, such that the second air diffuser plate 120 only rotates with respect to the first air diffuser plate 110, but the relative position between the second air diffuser plate 120 and the first air diffuser plate 110 as a whole is fixed.

Specifically, referring to fig. 13 to 14, in an embodiment, the plate-shaped structure 112 defines a mounting groove 113 for rotatably mounting the second air diffuser plate 120; a fastening portion 122 fastened to the plate-shaped structure 112 is convexly disposed at one side of the second air diffuser plate 120, and the fastening portion 122 is used for limiting the second air diffuser plate 120 to be released from the mounting groove 113. The inner shape of the mounting groove 113 is similar to the outer shape of the second air diffuser plate 120, for example, when the second air diffuser plate 120 is disposed in a circular shape, the mounting groove 113 is disposed as a circular groove. The installation groove 113 is arranged to define the installation area of the second air dispersing plate 120; the second air diffuser 120 and the locking portion 122 are engaged with each other to be fixed on opposite sides of the mounting groove 113 of the plate-shaped structure 112, thereby facilitating detachable connection of the second air diffuser 120 to the first air diffuser 110.

In addition, referring to fig. 15, in an embodiment, a limiting post 114 is protruded from a side of the first air diffuser plate 110, a limiting groove is disposed at a position of the housing 101 corresponding to the limiting post 114, the limiting groove extends along a rotation direction of the first air diffuser plate 110, and the limiting post 114 is connected with the limiting groove in a sliding fit manner. The spacing column 114 may be provided as one, or may be provided as a plurality of columns arranged at intervals along the length direction of the first diffuser plate 110. When the plurality of limiting columns 114 are provided, the plurality of limiting grooves are provided corresponding to the plurality of limiting columns 114. The arrangement of the limiting posts 114 and the limiting grooves is helpful to improve the stability of the first air diffuser plate 110 during rotation.

In addition, referring to fig. 11 to 12, in an embodiment, the indoor unit 100 of the air conditioner further includes a pivot structure disposed between the connecting rod 130 and the louver 140, where the pivot structure includes a protruding shaft portion 141 and a groove portion 131 that are rotatably mounted and matched; one of the protruding shaft portion 141 and the groove portion 131 is provided in the link 130, and the other is provided in the louver 140. The provision of the protruding shaft portion 141 and the groove portion 131 enables the shutter 140 and the link 130 to be attached to each other with a limited position, and provides a sufficient degree of freedom required for the rotation of the shutter 140.

Referring to fig. 9, in an embodiment, the connecting rod 130 is provided with the groove portion 131, and the connecting rod 130 is provided with a slot 132 communicating with the groove portion 131 at a position adjacent to the groove portion 131. At least two slots 132 are provided, and the two slots 132 are partially provided at opposite sides of the groove portion 131, so that when the protruding shaft portion 141 is inserted into the groove portion 131, a region of the connecting rod 130 located at a peripheral side of the groove portion 131 can be deformed to some extent, which facilitates stable installation between the protruding shaft portion 141 and the groove portion 131.

On two air diffuser plates, the concrete expression form in air diffuser mouth can have the multiple, can understand, and the difference of the shape and the size setting in air diffuser mouth can make air output and air-out effect correspond the change to help richening the air diffuser form. The following description will be made by citing a part thereof:

And further, the diffuser plate includes a plurality of grill bars 116 forming the diffuser opening, wherein: the grid bars 116 are obliquely arranged in the same direction relative to the plate surface of the air diffuser plate; or, the grid bars 116 are bent in the same direction relative to the plate surface of the air diffuser plate; alternatively, the plurality of grid bars 116 includes a plurality of first grid bars and a plurality of second grid bars arranged in a crossing manner.

Specifically, in the following description, the first air diffuser 110 is disposed in a longitudinal shape, and the second air diffuser 120 is disposed in a circular shape, it should be noted that the first air diffuser 111 and the second air diffuser 121 may be disposed in the same way or in different ways:

referring to fig. 16, in an embodiment, the grid bars 116 on the first air diffuser 110 are inclined in the same direction relative to the plate surface of the first air diffuser 110, and the specific inclination direction and inclination angle can be set according to actual requirements; a first air-dispersing opening 111 is defined between every two adjacent grid bars 116. The obliquely arranged grid bars 116 can strengthen the connection strength of the two opposite sides of the first air diffuser 110 while forming the first air diffuser 111, and are equivalent to reinforcing ribs, so that the structural strength of the first air diffuser 110 is guaranteed. Referring to fig. 22, the principle of the second air diffuser 120 is the same as that of the first air diffuser 110, and the description thereof is omitted here.

Referring to fig. 17, in an embodiment, the plurality of grid bars 116 are bent in the same direction relative to the board surface of the first air diffuser 110; a first air-diffusing opening 111 is defined between every two adjacent grid bars 116. The grill bars 116 may be formed by one or more bends, and the tendency of bending is approximately the same for all the grill bars 116.

Referring to fig. 18, 22 and 23, in an embodiment, the plurality of grid bars 116 includes a plurality of first grid bars and a plurality of second grid bars that are arranged in a cross manner, and the plurality of first grid bars and the plurality of second grid bars define a plurality of air-dispersing openings distributed dispersedly. The density degree of a plurality of scattered wind mouths is increased to a plurality of first grid strips and a plurality of second grid strips, and the structural strength of air diffuser plate can be further enhanced. The specific cross form of the first grid bars and the second grid bars is various, and the first grid bars and the second grid bars can be in a cross shape or spliced to form a spoke shape.

Referring to fig. 19 and 25, in an embodiment, the air diffusing openings are configured as hole-shaped structures, i.e., air diffusing holes, which are arranged through the thickness of the air diffusing plate, and the air diffusing holes are distributed on the plate surface of the air diffusing plate in a dispersed manner; the specific shape and size of each air dispersing hole are not limited, and the air dispersing holes can be circular or square. The sizes of a plurality of air dispersing openings on the same air dispersing plate can be set to be the same or at least partially different, and on a certain size line of the air dispersing plate, the sizes of the air dispersing openings are gradually changed to form different air output amounts at each position. Referring to fig. 25, the grid strips 116 may be arranged in a whole strip from the center to the edge of the wind-dispersing plate, or in a plurality of strips spliced in sequence.

In addition, referring to fig. 20, in an embodiment, the air diffuser includes a frame-shaped body 117 and a plurality of turbulence ribs 118 dispersedly disposed in an area inside the frame-shaped body 117, and the air diffuser is defined between every two adjacent turbulence ribs 118. The plurality of turbulence ribs 118 are distributed in the frame in a dispersed manner, which helps to disperse the airflow blowing to the turbulence ribs 118 toward the peripheral sides of the turbulence ribs 118, thereby forming a plurality of mutually noninterfered airflows.

The specific expression form of the spoiler rib 118 is not limited, and for example, the spoiler rib is provided in a spherical shape, a semi-spherical shape, a conical shape, a frustum shape, and the like, and taking the spherical shape as an example, the outer surface of the spoiler rib 118 is provided in an arc surface shape, which is helpful for guiding the air flow smoothly and reducing the wind loss. At this time, the airflow passing through the plurality of spoiler ribs 118 forms a karman vortex street effect, so that the airflow can be quickly dispersed and blown out.

Further, connect through linking arm 119 between the adjacent vortex muscle 118 and be an organic whole, can realize that vortex muscle 118 is fixed for frame form body 117, can also form network structure, reinforcing air diffuser's bulk strength, and play certain impurity filtering's effect.

Referring to fig. 21, in an embodiment, the air diffuser is spirally extended and arranged on the plate surface of the air diffuser plate. The specific spiral direction can be specifically adjusted according to actual needs, for example, when the air diffuser plate is arranged in a longitudinal shape, the air diffuser opening can extend spirally along the length direction of the air diffuser plate.

Referring to fig. 26 and 27, in an embodiment, the distance from the center of the diffuser plate to the periphery of the diffuser plate is from inside to outside; the air dispersing openings are radially arranged on the air dispersing plates. That is, each air dispersing opening extends from the center of the air dispersing plate to the edge of the air dispersing plate, and a plurality of air dispersing openings are arranged at intervals along the circumferential direction of the air dispersing plate.

Further, in an embodiment, the plurality of air diffusing openings gradually bend and extend toward the same circumferential direction of the air diffusing plate from inside to outside. The arrangement is beneficial to forming a longer air dispersing opening on the limited air dispersing plate surface, and can guide the air flow to the edge of the air dispersing plate and be beneficial to dispersing the air flow.

Specifically, referring to fig. 27, each of the air dissipation openings includes a plurality of vent holes 123 arranged at intervals, and the aperture of each of the vent holes 123 of each of the air dissipation openings is gradually enlarged from inside to outside. It can be understood that the plurality of air outlets are radially arranged on the air diffuser plate, and each air outlet gradually bends and extends from inside to outside towards the same circumferential direction of the air diffuser plate, that is, the plurality of vent holes 123 of each air outlet are arranged along the above-mentioned line shape at intervals. The ventilation quantity and the formed air dispersing effect can be specifically adjusted by adjusting the aperture of the ventilation hole 123; by adjusting the number of the vent holes 123, the flow direction of the air flow of the dispersed air can be adjusted to some extent. The apertures of the plurality of vent holes 123 of each air diffuser are gradually enlarged from inside to outside, so that the air diffusing effect formed on each air diffusing plate from inside to outside has a gradual change effect, and the air diffusing mode is facilitated to be enriched.

Referring to fig. 28, in an embodiment, the second air diffuser plate 120 includes a plurality of blades 124 arranged in a spoke shape, and a gap between every two adjacent blades 124 forms an air diffusing port of the second air diffuser plate 120. Specifically, the specific representation of the blades 124 may not be limited, for example, the width of each blade 124 may be set to be gradually wider from the inside to the outside; each blade 124 may be configured as a flat plate, or may be configured as a twist with a certain angle along the circumferential direction of the wind-diffusing plate to play a certain wind guiding role.

Alternatively, referring to fig. 29, in an embodiment, the second air diffuser plate 120 includes a plurality of blades 124 arranged in a spoke shape, each blade 124 is provided with a plurality of openings 125, and the gaps between every two adjacent blades 124 and the plurality of openings 125 together form the air diffusing openings of the second air diffuser plate 120. The arrangement of the blades 124 can be referred to above, and is not described herein. It can be understood that, by further opening the opening 125 on the blade 124, the air passing area of the whole air diffuser plate is increased, thereby contributing to the improvement of the air diffusing effect.

Alternatively, referring to fig. 30, in an embodiment, the second air diffuser 121 extends from the center of the second air diffuser 120 to the periphery of the second air diffuser 120 in a spiral shape, and the arrangement is such that air can be uniformly blown out from the second air diffuser 120 in the entire circumferential direction. The spiral shape does not limit the shape of the spiral ring, and the spiral ring may be a circular spiral ring or another spiral ring.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

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

a housing having an air outlet;

the two air diffusing plates are respectively provided with an air diffusing opening, one of the two air diffusing plates is a first air diffusing plate, the other one of the two air diffusing plates is a second air diffusing plate, and the first air diffusing plate is arranged at the air outlet; the second air diffuser plate is provided with a rotating axis arranged along the air outlet direction, and the second air diffuser plate is arranged around the rotating axis relative to the first air diffuser plate in a rotating way, so that the overlapping area of the projections of the air diffuser plates of the first air diffuser plate and the second air diffuser plate along the air outlet direction can be arranged in a variable way; and the number of the first and second groups,

2. The indoor unit of claim 1, further comprising a louver, wherein one end of the louver is movably connected to the connecting rod, and the other end of the louver is connected to the first air-dispersing plate and/or the second air-dispersing plate, so that the louver and the second air-dispersing plate are driven to rotate by moving the connecting rod.

3. The indoor unit of claim 2, wherein the first louver is rotatably installed on the casing so as to rotate to open the outlet and close the outlet.

4. The indoor unit of air conditioner as claimed in claim 1, wherein the first air dispersing plate is formed in an arc shape.

5. An indoor unit of an air conditioner according to claim 4, wherein opposite sides of the first air diffuser plate extend in a direction to approach each other to form a plate-like structure for mounting the second air diffuser plate.

6. The indoor unit of an air conditioner according to claim 5, wherein the plate-shaped structure defines a mounting groove in which the second air dispersing plate is rotatably mounted;

7. The indoor unit of claim 3, wherein a limit post is protruded from a side of the first louver, a limit groove is formed in the casing corresponding to the limit post, the limit groove extends in a rotation direction of the first louver, and the limit post is connected with the limit groove in a sliding fit manner.

8. The indoor unit of claim 3, further comprising a driving unit for driving the first louver to rotate and the link to move, respectively.

9. The indoor unit of claim 8, wherein the driving means comprises a first driver for driving the first louver to rotate;

10. An indoor unit of an air conditioner according to claim 9, wherein an assembly interval between the rotary shaft portion connected to the first actuator and the corresponding shaft hole portion is 1 to 5 mm.

11. The indoor unit of claim 10, further comprising a pivot structure disposed between the connecting rod and the louver, wherein the pivot structure comprises a protrusion portion and a groove portion rotatably mounted and engaged with each other;

12. The indoor unit of an air conditioner according to claim 11, wherein the link is provided with the groove portion, and the link is provided with a groove communicating to the groove portion adjacent to the groove portion.

13. The indoor unit of air conditioner according to any one of claims 1 to 12, wherein the air-diffusing opening is provided in a grid shape or a hole shape.

14. The indoor unit of an air conditioner according to claim 13, wherein the air-dispersing plate includes a plurality of grill bars forming the air-dispersing opening, wherein:

15. The indoor unit of an air conditioner as claimed in any one of claims 1 to 12, wherein the air diffuser includes a frame-shaped body and a plurality of air-disturbing ribs dispersedly disposed at an area inside the frame-shaped body, and the air diffuser is defined between every two adjacent air-disturbing ribs.

16. The indoor unit of air conditioner according to any one of claims 1 to 12, wherein the air diffusing openings are arranged to extend spirally on the plate surface of the air diffusing plate.

17. The indoor unit of an air conditioner according to any one of claims 1 to 12, wherein from the center of the air diffuser to the periphery of the air diffuser from inside to outside;

the air dispersing openings are radially arranged on the air dispersing plates.

18. The indoor unit of claim 17, wherein the plurality of air discharge ports are bent and extended from inside to outside in a direction gradually toward the same circumference of the air discharge plate.

19. The indoor unit of an air conditioner as claimed in claim 18, wherein each of the air dispersing openings includes a plurality of ventilation holes arranged at intervals, and the plurality of ventilation holes of each of the air dispersing openings are formed such that the hole diameters thereof are gradually increased from the inside to the outside.

20. The indoor unit of an air conditioner according to any one of claims 1 to 12, wherein the second louver includes a plurality of blades arranged in a spoke shape, and a space between each two adjacent blades constitutes a louver opening of the second louver.

21. The indoor unit of an air conditioner according to any one of claims 1 to 12, wherein the second air diffuser plate includes a plurality of blades arranged in a spoke shape, each of the blades is provided with a plurality of openings, and a space between each two adjacent blades and the plurality of openings together constitute an air diffuser of the second air diffuser plate.

22. The indoor unit of an air conditioner according to any one of claims 1 to 12, wherein the air diffuser extends in a spiral shape from a center of the second air diffuser to a peripheral edge of the second air diffuser.

23. The indoor unit of claim 1, wherein the indoor unit is a floor type indoor unit.

24. The indoor unit of an air conditioner according to claim 23, wherein the outlet port extends in a vertical direction, and the first louver is disposed in a lengthwise shape covering the outlet port;

25. The indoor unit of an air conditioner according to claim 24, wherein two air outlets are provided at intervals in the circumferential direction of the casing;

26. An air conditioner characterized by comprising an indoor unit of an air conditioner according to any one of claims 1 to 25.