CN205279265U - Air -conditioning indoor unit - Google Patents

Abstract

The utility model discloses an air conditioner indoor unit, which comprises: a lower box body, which defines a cavity; an air duct assembly, which is arranged above the lower box body, and the air duct assembly includes a volute and a wind wheel; a fixed bracket, The fixed bracket is located on the rear side of the air duct assembly, and the fixed bracket is provided with an air inlet; the heat exchanger is arranged on the fixed bracket and is located between the fixed bracket and the air duct assembly; the electric control box assembly is provided with In the groove provided at the front of the air duct assembly; the panel assembly, the panel assembly is arranged on the front side of the air duct assembly, and the panel assembly is provided with an air outlet corresponding to the air duct of the air duct assembly; the first grille assembly; The first water receiving pan, the first water receiving pan is located under the heat exchanger to receive condensed water; the fuselage. According to the air-conditioning indoor unit of the utility model, while ensuring that the air-conditioning indoor unit has the function of adjusting indoor temperature, the storage function of the air-conditioning indoor unit can also be increased, which is convenient for users to use.

Description

air conditioner indoor unit

technical field

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

Background technique

It is pointed out in the related art that the existing air conditioner can only be used to adjust the indoor temperature, has a single function, and is inconvenient for users to use.

Utility model content

The utility model aims to solve one of the technical problems in the related art at least to a certain extent. Therefore, the utility model proposes an air-conditioning indoor unit, which has the functions of adjusting indoor temperature and refrigerating food.

The air conditioner indoor unit according to the embodiment of the present utility model includes: a lower box, the cavity is defined in the lower box; an air duct assembly is arranged above the lower box, and the air duct The assembly includes a volute and a wind wheel; a fixed bracket, the fixed bracket is located on the rear side of the air duct assembly, and an air inlet is provided on the fixed bracket; a heat exchanger, the heat exchanger is arranged on the fixed bracket And located between the fixed bracket and the air duct assembly; the electric control box assembly, the electric control box assembly is set in the groove in the front of the air duct assembly; the panel assembly, the panel assembly is set On the front side of the air duct assembly, the panel assembly is provided with an air outlet corresponding to the air duct of the air duct assembly; a first grille assembly, the first grille assembly is arranged at the air inlet place to filter air; the first water tray, the first water tray is located below the heat exchanger to receive condensed water; the fuselage, the fuselage is arranged on the lower box, the air duct assembly and the outside of the fixing bracket to wrap the lower box body, the air duct assembly and the fixing bracket.

According to the air-conditioning indoor unit of the embodiment of the utility model, by setting the lower box, while ensuring that the air-conditioning indoor unit has the function of adjusting the indoor temperature, it can also increase the storage function of the air-conditioning indoor unit, which is convenient for users to use; in addition, By placing the electric control box assembly in the groove at the front of the air duct assembly, it not only saves space, but also facilitates the maintenance of the electric control box assembly. The service life of electric control box components.

According to some embodiments of the present invention, the motor driving the wind wheel is located above the wind wheel, the upper part of the fixed bracket is higher than the heat exchanger, and the upper part of the fixed bracket is higher than the heat exchanger. The part is the heat dissipation part, and the heat dissipation part is provided with heat dissipation holes.

Further, the heat dissipation part is formed in a wave shape.

In some embodiments of the present utility model, the air conditioner indoor unit further includes a second water receiving pan, and the second water receiving pan is located below the air duct assembly to receive condensed water from the air duct assembly.

Further, the second water receiving tray communicates with the first water receiving tray, and the first water receiving tray has a drainage hole.

In some embodiments of the present utility model, the panel assembly includes a panel, the panel is arranged in front of the air duct assembly, the panel has a display window; an air outlet frame, and the air outlet frame is arranged on the On the panel, there is an air outlet channel in the air outlet frame, the air outlet end of the air outlet channel is the air outlet, and the air outlet frame is provided with an air deflector assembly that opens or closes the air outlet .

Further, the wind deflector assembly includes: a rotatable wind deflector, the wind deflector is arranged in the air outlet channel to guide the flow of air; a plurality of louvers, the plurality of louvers in the horizontal direction Each of the louvers is rotatably arranged at the air outlet, and the plurality of louvers are rotated to open or close the air outlet.

Furthermore, the air-conditioning indoor unit further includes a decorative strip, and the decorative strip is arranged under the air outlet frame and fixed on the machine body.

Further, the outer surface of the decorative strip is formed into stripes arranged at intervals in the horizontal direction.

In some embodiments of the present utility model, the first grill assembly includes a first grill support and a first filter net, the first grill support is arranged on the fixed bracket, and the first filter net It is detachably arranged on the first grid support.

Description of drawings

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

Fig. 2 is an exploded view of an air conditioner indoor unit according to an embodiment of the present invention;

Fig. 3 is a front view of an air conditioner indoor unit according to an embodiment of the present invention;

Fig. 4 is the sectional view of A-A direction shown in Fig. 3;

5 is a schematic structural view of an air duct assembly according to an embodiment of the present invention;

Fig. 6 is a schematic diagram of the connection of the fixed bracket, the heat exchanger and the first water receiving tray according to the embodiment of the present invention;

Fig. 7 is a schematic diagram of the connection between the air outlet frame and the decorative strip according to the embodiment of the present invention;

Figure 8 is an enlarged view of the circled part in Figure 7;

Fig. 9 is a schematic structural diagram of a first grid assembly according to an embodiment of the present invention;

Fig. 10 is a schematic structural diagram of a second grid assembly according to an embodiment of the present invention;

Fig. 11 is a front view of a first grid assembly according to an embodiment of the present invention;

Fig. 12 is an exploded view of the first grid assembly according to the embodiment of the present invention;

Figure 13 is an enlarged view of the circled portion shown in Figure 12;

Fig. 14 is a front view of the second grill assembly of the air conditioner indoor unit according to the embodiment of the present utility model;

Fig. 15 is a sectional view of the B-B direction shown in Fig. 14;

Fig. 16 is a schematic structural view of a second filter according to an embodiment of the present invention;

Figure 17 is an enlarged view of the circled portion shown in Figure 16;

Fig. 18 is a schematic structural diagram of a second grid support according to an embodiment of the present invention;

Figure 19 is an enlarged view of the circled portion shown in Figure 18;

Fig. 20 is a schematic structural view of another orientation of the air duct assembly shown in Fig. 5;

Fig. 21 is a front view of an air duct assembly according to an embodiment of the present invention;

Figure 22 is a sectional view of the C-C direction shown in Figure 21;

Figure 23 is an enlarged view of the circled part in Figure 22;

Fig. 24 is a schematic diagram of the connection structure between the front volute and the foam piece under the air duct according to an embodiment of the present invention;

Fig. 25 is a schematic structural view of the front volute according to an embodiment of the present invention;

Figure 26 is an enlarged view of the circled part in Figure 25;

Fig. 27 is a schematic structural view of an air duct foam part according to an embodiment of the present invention;

Figure 28 is an enlarged view of the part circled in Figure 27;

Fig. 29 is a schematic diagram of the connection structure of the front volute and the foam part under the air duct in another direction according to the embodiment of the present invention;

Figure 30 is a partially enlarged view circled at D in Figure 29;

Fig. 31 is another exploded view of the air conditioner indoor unit according to the embodiment of the present invention;

Fig. 32 is a front view of a partial structure of the air conditioner indoor unit shown in Fig. 31;

Figure 33 is a sectional view at E-E shown in Figure 32;

Fig. 34 is an enlarged view of the circled part at M place in Fig. 33;

Fig. 35 is a schematic diagram of the three-dimensional structure of the first water receiving tray according to an embodiment of the present invention;

Fig. 36 is a schematic perspective view of a second water receiving tray according to an embodiment of the present invention;

Figure 37 is a partial enlarged view at H in Figure 36;

Fig. 38 is a top view of the second water receiving tray shown in Fig. 36;

Figure 39 is a front view of the second water receiving tray shown in Figure 36;

Figure 40 is a cross-sectional view along line F-F in Figure 39;

Figure 41 is a partial enlarged view at X in Figure 40;

Fig. 42 is a schematic structural view of a decorative strip according to an embodiment of the present invention;

Fig. 43 is an exploded view of an electric control box assembly and an assembly bracket according to an embodiment of the present invention;

Fig. 44 is a schematic diagram of the connection between the electric control box assembly and the assembly bracket according to the embodiment of the present invention;

Fig. 45 is a front view of the connection between the electric control box assembly and the assembly bracket shown in Fig. 44;

Figure 46 is a left view of the connection between the electric control box assembly and the assembly bracket shown in Figure 44;

Fig. 47 is a top view of the connection structure between the electric control box assembly and the assembly bracket shown in Fig. 44;

Figure 48 is a rear view of the connection structure between the electric control box assembly and the assembly bracket shown in Figure 44;

Fig. 49 is a schematic structural view of an assembly bracket according to an embodiment of the present invention;

Fig. 50 is a schematic diagram of another connection direction of the fixing bracket, the heat exchanger and the first water receiving tray according to the embodiment of the present utility model.

Reference signs:

Air conditioner indoor unit 100;

lower box 1;

Air duct assembly 2; motor 21; volute 22; front volute 221; air channel 2211; motor placement frame 2212; assembly hole 22121; Frame 2213; matching protrusion 2214; buckle groove 22141; positioning body 2215; air duct plate 2216; rear volute 222; Wind wheel 23; Groove 24; Air duct 25; Motor cover 26;

Fixed bracket 3; heat dissipation part 31; heat dissipation hole 311; first buckle 331; first rib 32; second rib 33; third rib 34;

heat exchanger 4;

Electric control box assembly 5; assembly bracket 51; first part 511; second part 512; vertical plate 5121; horizontal plate 5122; fixing hole 51221; notch 5123;

Panel assembly 6; panel 61; display window 611; air outlet frame 62; retaining member 621; air deflector assembly 63; air deflector 631; louver 632;

The first grid assembly 7; the first grid bracket 71; the first filter screen 72; the fixing part 711; the fixing groove 7111;

The second grill assembly 8; the second grill bracket 81; the slide rail 811; the pull opening 8111; the positioning hole 812; the supporting groove 813;

The first water tray 9; drain hole 91; connecting hole 92;

The second water tray 10; the outlet pipe 101; the raised structure 1011; the box body 102; the slope 1021;

fuselage 11;

Decorative strip 12; positioning plate 122; elastic buckle 121; sub-elastic part 1211

Air duct foam piece 13; positioning half hole 131;

The foam part 14 under the air duct;

Outlet grille 15.

detailed description

Embodiments of the invention are described in detail below, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" The orientation or positional relationship indicated by , "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying the referred device Or elements must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this utility model, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, unless otherwise clearly specified and limited. Connected, or integrated; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components , unless expressly defined otherwise. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In the present invention, unless otherwise clearly specified and limited, the first feature may be in direct contact with the first feature or the first feature and the second feature through an intermediary indirect contact. Moreover, "above", "above" and "above" the first feature on the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. "Below", "beneath" and "beneath" the first feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

The air conditioner indoor unit 100 according to the embodiment of the present invention will be described below with reference to FIGS. 1-50 . The air conditioner indoor unit 100 and the air conditioner outdoor unit form an air conditioner for cooling or heating the indoor environment and adjusting the indoor temperature. It should be noted that the air conditioner indoor unit 100 may be an air conditioner cabinet or a wall-mounted unit. In the following description, the air conditioner indoor unit 100 is an air conditioner cabinet as an example for illustration.

As shown in Fig. 1-Fig. 3 and Fig. 31, the air conditioner indoor unit 100 according to the embodiment of the present utility model may include a lower box body 1, an air duct assembly 2, a fixing bracket 3, a heat exchanger 4, an electric control box assembly 5, The panel assembly 6 , the first grille assembly 7 , the second grille assembly 8 , the first water tray 9 and the fuselage 11 .

It can be understood that the air conditioner indoor unit 100 has an air outlet and an air inlet, and the air duct assembly 2 can guide the air entering from the air inlet (not shown) to the air outlet.

A cavity is defined inside the lower box body 1 . Specifically, the lower box body 1 includes a base and a cavity (not shown) located in the base, the cavity can be used to hold items such as microwave ovens, ovens, etc., or the cavity is provided with a liner to define The refrigerated compartment is used for storing food, and refrigerating and keeping fresh the food. By arranging the lower box 1 in the air conditioner indoor unit 100, while ensuring the cooling and heating functions of the air conditioner indoor unit 100, it is also convenient to store items or food, which increases the functions of the air conditioner indoor unit 100 and is convenient for users. usage of. The front part of the cavity has a pick-and-place opening, and the door body can be set at the pick-and-place opening to open or close the cavity, so that users can store items in the cavity or take items out of the cavity by opening or closing the door. Walk.

Specifically, when the cavity is provided with a refrigerated compartment defined by the liner, a semiconductor cooling method can be used to provide cold energy to the liner. For example, the lower box body 1 includes a semiconductor refrigeration device (not shown), and the semiconductor refrigeration device is arranged in the cavity and between the base and the liner, so as to transfer the heat in the liner to the outside of the base, thereby realizing internal alignment Fresh-keeping and cold storage of food in gallbladder. Specifically, the semiconductor cooling device includes a semiconductor cooling sheet having a cold end and a hot end, a first heat sink, a second heat sink, a first fan, and a second fan. Wherein, the first radiator is located at the cold end of the semiconductive cooling sheet and is arranged near the side wall of the inner container, the first fan is arranged on the inner container and is arranged adjacent to the first radiator, and the second radiator is located at the hot end of the semiconductive cooling sheet and Adjacent to the base, the second fan is arranged at the bottom of the second radiator and adjacent to the hot end of the semiconductor cooling fin, so that the first fan blows the airflow in the inner tank to the first radiator and exchanges heat with the first radiator , and then the first heat sink transfers heat to the cold end of the semiconductor cooling sheet, and then heat is exchanged between the cold end and the hot end of the semiconductor cooling sheet, and finally the hot end of the semiconductor cooling sheet transfers heat to the second radiator, and the second Under the action of the second fan, the radiator accelerates heat exchange with the external environment, thereby realizing the refrigeration function of the lower box.

Of course, the utility model is not limited thereto, and a refrigerant heat exchange method can also be used, that is, a condenser and an evaporator are arranged in the lower box body 1, wherein the condenser is arranged in the base and outside the inner tank to be connected with the indoor unit 100 of the air conditioner. The surrounding environment at the place exchanges heat, and the evaporator is arranged in the inner tank to provide cold energy, so as to facilitate the refrigeration and preservation of the food in the inner tank.

Further, the rear side of the lower box body 1 has an air through hole (not shown in the figure), so as to facilitate the air circulation between the inner tank and the external environment where the air conditioner indoor unit 100 is located, so as to facilitate the storage and storage of food in the inner tank. Keep fresh.

As shown in Figure 2, the air duct assembly 2 is arranged above the lower box body 1, the fixed bracket 3 is located on the rear side of the air duct assembly 2, and the fixed bracket 3 is provided with an air inlet (ie, the air inlet of the air conditioner indoor unit), thus , the air entering from the air inlet on the fixed bracket 3 can flow to the air outlet under the guidance of the air duct assembly 2 .

As shown in Figure 2 and Figure 6, the heat exchanger 4 is arranged on the fixed bracket 3 and is located between the fixed bracket 3 and the air duct assembly 2, thus, the air entering from the air inlet on the fixed bracket 3 can directly exchange heat with the Heat exchange with the device 4, and the air after heat exchange can flow to the air outlet and be blown into the indoor environment under the guidance of the air duct assembly 2, so as to adjust the indoor temperature.

As shown in FIGS. 4-5 , the air duct assembly 2 includes a volute 22 and a wind wheel 23 , and an air duct 25 is defined in the volute 22 . Those skilled in the art can understand that the wind wheel 23 is rotatably arranged in the volute 22, and the rotation of the wind wheel 23 can drive air into the air-conditioning indoor unit 100 from the air inlet and exchange heat with the heat exchanger 4. The heated air enters into the air duct 25 of the air duct assembly 2 , and is then further driven by the wind wheel 23 to flow into the indoor environment through the air outlet for adjusting the indoor temperature.

The panel assembly 6 is arranged on the front side of the air duct assembly 2, and the panel assembly 6 is provided with an air outlet corresponding to the air duct 25 of the air duct assembly 2, thus, by connecting the air outlet on the panel assembly 6 with the air duct assembly The air duct 25 of 2 is arranged correspondingly, which is conducive to the rapid flow of air from the air duct 25 to the air outlet, and flows into the indoor environment.

As shown in FIG. 2 , the electric control box assembly 5 is arranged in the groove 24 at the front of the air duct assembly 2 , that is to say, the electric control box assembly 5 is arranged in the groove 24 at the front of the air duct assembly 2 And it is located on the rear side of the panel assembly 6. When the lower panel assembly 6 is removed, the electric control box assembly 5 can be seen, thereby facilitating the maintenance and replacement of the electric control box assembly 5. At the same time, when the air conditioner indoor unit 100 is cooling, from The wind blown out by the air duct assembly 2 can speed up the surrounding air flow, thereby improving the heat dissipation effect of the electric control box assembly 5 and prolonging the service life of the electric control box assembly 5, and by setting the electric control box assembly 5 in the groove 24, The thickness of the air conditioner indoor unit 100 in the front-rear direction can be reduced.

Optionally, the electric control box assembly 5 is formed in a substantially rectangular parallelepiped shape, and the groove 24 is a square groove, so as to facilitate the placement of the electric control box assembly 5 .

The first grille assembly 7 is arranged at the air inlet to filter the air, and the second grille assembly 8 is arranged at the air passage to filter the air, thereby preventing particles in the air from entering the air conditioner indoor unit 100 through the air inlet and the air passage. Specifically, the rear surface of the fixing bracket 3 is provided with a concave portion for accommodating the magnet, and the first grille component 7 is magnetically matched with the magnet so as to be adsorbed on the rear surface of the fixing bracket.

Optionally, both the first grille assembly 7 and the second grille assembly 8 are formed in a substantially rectangular shape, and extend in the height direction of the air conditioner indoor unit at the same time, so the structure is simple. As shown in FIG. 2 and FIG. 6 , the first water receiving pan 9 is located below the heat exchanger 4 to receive condensed water. Specifically, when the air conditioner indoor unit 100 is cooling, the condensed water generated by the heat exchange between the heat exchanger 4 and the indoor environment can fall into the first water receiving tray 9, thereby preventing the condensed water from flowing to other structures of the air conditioner indoor unit 100 create safety hazards.

The fuselage 11 is arranged on the outside of the lower box body 1, the air duct assembly 2 and the fixing bracket 3 to wrap the lower box body 1, the air duct assembly 2 and the fixing bracket 3, thereby completing the complete assembly of the air conditioner indoor unit 100. Optionally, the fuselage 11 is formed in a substantially rectangular parallelepiped shape, of course, the utility model is not limited thereto, and the fuselage may also be formed in other shapes, such as a cylindrical shape.

According to the air-conditioning indoor unit 100 of the embodiment of the utility model, by setting the lower box body 1, while ensuring that the air-conditioning indoor unit 100 has the function of adjusting the indoor temperature, the storage function of the air-conditioning indoor unit 100 is also increased, which is convenient for users. use; in addition, by setting the electric control box assembly 5 in the groove 24 at the front of the air duct assembly 2, it not only saves space, but also facilitates the maintenance of the electric control box assembly 5. At the same time, when the air conditioner indoor unit 100 is cooling, it can The temperature of the electric control box assembly 5 is reduced, and the service life of the electric control box assembly 5 is improved.

According to some embodiments of the present utility model, as shown in FIG. 5 , the motor 21 driving the wind wheel 23 is located above the wind wheel 23 . Specifically, the motor 21 above the wind wheel 23 drives the rotation of the wind wheel 23, and the rotation of the wind wheel 23 drives the air to enter the air conditioner indoor unit 100 from the air inlet and exchange heat with the heat exchanger 4. The air enters the air duct 25 of the air duct assembly 2, and is further driven by the wind wheel 23 to flow into the indoor environment through the air outlet for adjusting the indoor temperature.

As shown in FIG. 6 and FIG. 50 , the upper part of the fixing bracket 3 is higher than the heat exchanger 4 , and the part of the fixing bracket 3 higher than the heat exchanger 4 is a heat dissipation part 31 , and a heat dissipation hole 311 is provided on the heat dissipation part 31 . Specifically, the part higher than the heat exchanger 4 of the fixed bracket 3 is correspondingly arranged with the motor 21, thus, by setting the part higher than the heat exchanger 4 of the fixed bracket 3 as the heat dissipation part 31, and on the heat dissipation part 31 The heat dissipation holes 311 are provided to facilitate the heat dissipation of the motor 21 . Optionally, the heat dissipation portion 31 is formed in a wave shape to increase the heat dissipation area and structural strength of the heat dissipation portion 31 .

Optionally, a plurality of heat dissipation holes 311 are provided at the peaks and valleys of the heat dissipation portion 31 . Therefore, the motor 21 can dissipate heat quickly, and prevent the motor 21 from being burned out due to being in a high-temperature environment for a long time.

For example, in the example of FIG. 6 and FIG. 50 , the heat dissipation portion 31 can be formed in a wave shape extending in the left and right directions, and the projection of the heat dissipation portion 31 in the horizontal plane is a wave line, thereby not only increasing the heat dissipation area of the heat dissipation portion 31 , and the structural strength of the heat dissipation portion 31 can also be enhanced. At the same time, a plurality of heat dissipation holes 311 are provided at the positions of the peaks and valleys of the heat dissipation portion 31, and the plurality of heat dissipation holes 311 on each peak and each wave valley are evenly spaced in the up and down direction, and each heat dissipation hole 311 is arranged along the The left and right directions extend to form a long strip, which can further improve the efficiency of heat dissipation, so that the heat generated by the motor 21 during operation can be dissipated quickly, and avoid the phenomenon of burning the motor 21 caused by being in a high temperature environment for a long time .

Of course, the utility model is not limited thereto, the heat dissipation portion 31 can also be formed in a wave shape extending in the up-down direction, the projection of the heat dissipation portion 31 in a plane perpendicular to the left-right direction is a wave line, and the heat dissipation holes 311 can be arranged on the heat dissipation portion Each cooling hole 311 can extend in the vertical direction to form a long strip, and can also form a circle, square, pentagon, etc.

Referring to FIG. 50 , at least one first rib 32 is provided on the rear surface of the heat dissipation part 31 , thereby further strengthening the strength of the heat dissipation part 31 to prevent the air conditioner indoor unit 100 from colliding, falling, etc. during transportation or handling. The structure of the heat dissipation part 31 is deformed or damaged, so as to ensure the reliability of the structure of the heat dissipation part 31 and further ensure the rapid heat dissipation of the motor 21 . Specifically, the shape of each first reinforcing rib 32 is the same as the cross-sectional shape of the heat dissipation portion 31 . That is to say, the shape of each first reinforcing rib 32 is the same wave shape as that of the heat dissipation portion 31 . In this way, the first reinforcing rib 32 can be closely attached to the rear side of the heat dissipation portion 31 , thereby achieving the effect of increasing the strength of the heat dissipation portion 31 .

In Fig. 50, two first reinforcing ribs 32 are provided on the rear surface of the cooling part 31, and the two first reinforcing ribs 32 are arranged at intervals along the vertical direction, and the shape of each first reinforcing rib 32 is formed to be consistent with that of the cooling part. 31 have the same wavy shape, that is, the projection of the first rib 32 in the horizontal plane is two parallel wavy lines, and at the same time, the front side of each first rib 32 is closely attached to and connected to the rear side of the heat dissipation part 31. Together, this can increase the strength of the heat dissipation portion 31 and prevent the heat dissipation portion 31 from being deformed or damaged under the action of an external force.

Referring to FIG. 6 , at least one second reinforcing rib 33 is provided on the front surface of the heat dissipation portion 31 . In this way, the strength of the heat dissipation part 31 can be further strengthened to prevent the air conditioner indoor unit 100 from being damaged due to factors such as collision during transportation, thereby ensuring the reliability of the structure of the heat dissipation part 31 and further ensuring the rapid heat dissipation of the motor 21 . Specifically, the shape of each second rib 33 is the same as the shape of the cross-section of the heat dissipation portion 31, and the shape of each second rib 33 is the same as the shape of the corresponding first rib 32, so that the second rib 33 can The rear side of the two reinforcing ribs 33 and the front side of the heat dissipation part 31 are closely fitted and connected together to prevent the heat dissipation part 31 from being deformed or damaged under the action of an external force, thereby ensuring the reliability of the heat dissipation part 31 structure, and then ensuring the motor 21. The rapidity of heat dissipation. Preferably, each first reinforcing rib 32 and a corresponding second reinforcing rib 33 are arranged facing each other in the front-rear direction. That is to say, the rear side of each second reinforcing rib 33 is opposite to the front side of the corresponding first reinforcing rib 32 . In this way, the reinforcing effect of the first reinforcing rib 32 and the second reinforcing rib 33 on the heat dissipation portion 31 can be improved.

For example, in Fig. 6, two second reinforcing ribs 33 are provided on the front surface of the heat dissipation part 31, and the two second reinforcing ribs 33 are arranged at intervals in the up and down direction, and the shape of each second reinforcing rib 33 is consistent with the heat dissipation. The shape of the cross-section of the part 31 is the same, and the rear side of each second rib 33 is closely attached to and connected with the front side of the heat dissipation part 31. At the same time, the second rib 33 is in one-to-one correspondence with the first rib 32 and In the front-to-back direction, the rear side of the second rib 33 is opposed to the front side of the first rib 32, so that the strength of the heat dissipation portion 31 can be further strengthened, and the heat dissipation portion 31 can be prevented from being exposed to external forces. deformed or damaged.

Optionally, the first reinforcing rib 32 , the heat dissipation portion 31 and the second reinforcing rib 33 are integrally formed. Therefore, the structure can be simplified, the processing procedure can be saved, the production cycle can be saved, and the production cost can be reduced. Certainly, the present invention is not limited thereto, and the first reinforcing rib 32 , the heat dissipation portion 31 and the second reinforcing rib 33 may be connected by welding.

Referring to FIG. 50 , a third rib 34 is provided on the rear surface of the fixed bracket 3 except for the heat dissipation portion 31 . That is to say, the rear surface of the part where the heat exchanger 130 is installed in the fixing bracket 140 is provided with a third rib 34, thus the reliability of the structure of the fixing bracket 3 itself can be increased, and the reliability of fixing the heat exchanger 4 can be increased. , prevent the fixed bracket 3 from being deformed due to factors such as collisions during transportation, and prevent the heat exchanger 4 from detaching from the fixed bracket 3 to affect heat exchange.

Specifically, the volute 22 includes a front volute 221 and a rear volute 222 . Both the wind wheel 23 and the motor 21 include two. Wherein, the front volute 221 defines two air passages 2211 arranged at intervals, and the two air passages 2211 respectively correspond to two air outlets, thus, the air entering from the air inlet of the air conditioner indoor unit 100 can pass through two air outlets respectively. The air channels 2211 are respectively discharged from the two air outlets, so that the air blown from the two air outlets is blown in different directions respectively, and the air supply range of the air conditioner indoor unit 100 is expanded. It can be understood that each air channel 2211 is a part of each corresponding air channel.

The top of the rear surface of the front volute 221 is provided with a motor placement frame 2212 , and the bottom of the front volute 221 is provided with a wind wheel placement frame 2213 , thereby facilitating the placement of the motor 21 and the wind wheel 23 .

The rear volute 222 is located at the rear of the front volute 221 and between the two air passages 2211. The two ends (i.e. the upper end and the lower end) of the rear volute 222 cooperate with the motor placement frame 2212 and the wind wheel placement frame 2213 respectively. The volute 222 cooperates with the front volute 221 to separate two wind wheel installation cavities 2222, and the structure is simple.

The rotation axes of the two wind wheels 23 both extend in the vertical direction, and the two wind wheels 23 are respectively located in the two wind wheel installation cavities 2222 . Specifically, the two wind wheels 23 are respectively installed on the wind wheel placement frame 2213, and the two wind wheels 23 are correspondingly accommodated in the two wind wheel installation cavities 2222, and the rotation axes of the two wind wheels 23 are in the vertical direction ( The extension direction of the wind wheel installation cavity 2222) extends, so as to realize the installation and positioning of the two wind wheels 23.

The two motors 21 are respectively placed on the motor placement frame 2212 . Specifically, the two motors 21 are respectively placed on the motor placement frame 2212 corresponding to the two wind wheel installation cavities 2222, and each motor 21 is connected to the corresponding wind wheel 23 through the motor placement frame 2212 to drive the wind wheel 23 to rotate , so that the motor 21 drives the wind wheel 23 to rotate, so that the wind wheel 23 drives air to flow from the air inlet to the air outlet of the air conditioner indoor unit 100 .

It can be understood that there can be two motor placement racks 2212 and two wind wheel placement racks 2213, and each wind wheel installation cavity 2222 corresponds to a motor placement rack 2212 and a wind wheel placement rack 2213, and each motor placement rack 2212 and wind wheel placement The placing frame 2213 is arranged on the front volute 1 .

Of course, it can also be understood that the motor placement frame 2212 and the wind wheel placement frame 2213 can also be an integral structure, the two motors 21 are arranged on the same motor placement frame 2212, and the two wind wheels 23 are arranged on the same wind wheel Place on rack 2213.

Further, the rear volute 222 is snap-fitted with the front volute 221 , so that not only the structure is simple, but also the assembly is convenient. In addition, when the air duct assembly 2 breaks down, it can be disassembled for easy maintenance.

Further, as shown in Figure 23, the front surface of the rear volute 222 is provided with a matching groove 2221, and the front part of the left and right side walls of the matching groove 2221 is provided with an extension body 22211, and the rear part of the front volute 221 is provided with a There are matching protrusions 2214, and the left and right side walls of the matching protrusions 2214 are provided with buckle grooves 22141. The matching protrusions 2214 extend into the matching grooves 2221, and each protruding body 22211 extends into the corresponding buckle grooves 22141 Inside. Thereby, a reliable connection between the front volute 1 and the rear volute 2 can be realized.

Furthermore, the matching groove 2221 runs through the rear volute 222 in the vertical direction, and the left side wall and the right side wall of the matching groove 2221 are respectively provided with a plurality of protruding bodies 22211. The protruding bodies 22211 are distributed at intervals in the vertical direction. That is to say, the left side wall of the matching groove 2221 is provided with a plurality of protruding bodies 22211 spaced in the vertical direction, and the right side wall of the matching groove 2221 is provided with a plurality of extending bodies 22211 spaced in the vertical direction. Extend into body 22211.

The buckle groove 22141 on the left side wall of the matching protrusion 2214 runs through the matching protrusion 2214 in the vertical direction, and the buckling groove 22141 on the right side wall of the matching protrusion 2214 runs through the matching protrusion 2214 in the vertical direction. Of course, it can be understood that the arrangement of the buckle grooves 22141 is not limited thereto. There are a plurality of snap slots 22141, and a plurality of snap slots 22141 on the same side are matched with a plurality of protruding bodies 22211 in one-to-one correspondence.

Specifically, the outer surfaces of the air channel plate 2216 facing each other of the two air channels 2211 are spaced apart in the left and right directions, so that the air channel assembly 2 blows air in two directions respectively. Further, the air channel assembly 2 also includes an air channel foam piece 13, and the air channel foam piece 13 is filled between the outer surfaces of the air channel plate 2216 facing each other of the two air channels 2211, so as to achieve heat insulation to a certain extent. The function of heat preservation reduces the heat loss generated by the wind blown out by the air duct assembly 2 .

Optionally, as shown in Figures 25-28, the air duct foam piece 13 is provided with a positioning half-hole 131, and the front volute 221 is provided with a positioning body 2215 that matches the positioning half-hole 131, so that the positioning body 2215 is locked. Into the positioning half hole 131 to realize the fixed connection between the air duct foam piece 13 and the front volute 221, not only the structure is simple, but also easy to disassemble.

Optionally, the positioning body 2215 is formed in a cylindrical shape, and the positioning half hole 131 is an arc-shaped groove matching with the positioning body 2215 .

Specifically, the air duct assembly 2 also includes a foam piece 14 under the air duct, and the foam piece 14 under the air duct is arranged on the bottom wall of the wind wheel placement frame 2213, thereby, the wind blown by the air duct assembly 2 can be avoided to a certain extent. Heat is radiated outward from the bottom wall of the wind wheel placement frame 2213, thereby reducing heat dissipation.

Specifically, the air duct assembly 2 also includes an air outlet grille 15, and the air outlet end of each air channel 2211 is provided with an air outlet grille 15. When the air duct assembly 2 is applied in the air conditioner indoor unit 100, by setting The air grille 15 is used to filter the air at the air outlet end, so as to improve the air outlet effect of the air conditioner indoor unit 100 .

In some embodiments of the present invention, as shown in FIG. 30 , the motor placement frame 2212 is provided with an assembly hole 22121 suitable for the motor shaft of the motor 21 to pass through, and the bottom wall of the motor placement frame 2212 is provided with a ventilation hole 22122 . Thus, the motor 21 can be fixed on the front volute 221, and the assembly hole 22121 can prevent the motor shaft from interfering with the front volute 221, and the ventilation hole 22122 on the motor placement frame 2212 communicates with the air channel 2211 and can play a role in the motor 21. The function of heat dissipation prevents the motor 21 from burning out after a long period of operation, thereby ensuring the reliability of the motor 21 and thus the reliability of the air conditioner indoor unit 100 .

Optionally, as shown in FIG. 30 , there are multiple ventilation holes 22122 , and the multiple ventilation holes 22122 are arranged around the assembly hole 22121 . Thereby, the heat dissipation efficiency of the motor 21 can be improved, and the motor 21 can be prevented from burning out caused by being in a high-temperature environment for a long time, so as to ensure the reliability of the motor 21 and thus the reliability of the air conditioner indoor unit 100 . Preferably, a plurality of ventilation holes 22122 are evenly spaced around the assembly hole 22121 , so that the structure and processing technology of the front volute 221 can be simplified, the production cycle can be saved, and the production cost can be reduced.

Referring to FIG. 30, the ventilation hole 22122 is formed as an oblong hole. Therefore, the area of the ventilation hole 22122 can be increased, the efficiency of heat dissipation of the motor 21 can be improved, and the reliability of the motor 21 can be ensured. Preferably, the oblong hole is bent away from the central axis of the assembly hole 22121, thereby further increasing the area of the ventilation hole 22122, improving the heat dissipation efficiency of the motor 21, and ensuring the reliability of the motor 21.

The motor placement frame 2212 is provided with ribs 22123 surrounding the ventilation holes 22122 . Thereby, the reliability of the structure at the vent hole 22122 can be increased. Optionally, the inner peripheral wall of the rib 22123 is flush with the inner peripheral wall of the ventilation hole 22122 . Therefore, the structure and processing procedure can be simplified, the production cycle can be saved, and the production cost can be reduced.

The motor placement frame 2212 is also provided with an annular rib 22124 surrounding the assembly hole 22121. The ventilation hole 22122 is located outside the annular rib 22124, and the motor 21 is suitable for being placed in the annular rib 22124. Thus when the motor 21 is installed, the motor shaft passes through the assembly hole 22121, and the motor 21 is placed in the annular rib 22124, which can prevent the motor 21 from shaking on the motor placement frame 2212 and affect the work. The outer side can quickly dissipate the heat generated by the motor 21 during operation, preventing the motor 21 from burning out due to prolonged exposure to high temperature, thereby ensuring the reliability of the motor 21.

Optionally, referring to FIG. 30 , the inner peripheral wall of the annular rib 22124 is provided with a plurality of protrusions 22125 , and the plurality of protrusions 22125 are distributed at intervals in the circumferential direction of the annular rib 22124 . Peripheral wall contact. When the motor 21 is installed in the annular rib 22124, the protrusion 22125 can be in contact with the peripheral wall of the motor 21, and there is a gap between the inner peripheral wall of the annular rib 22124 and the outer peripheral wall of the motor 21, thereby facilitating the heat dissipation of the motor 21. Therefore, the reliability of the motor 21 is guaranteed.

Each motor 21 corresponds to each air channel 2211 , each air channel 2211 is correspondingly provided with an assembly hole 22121 , and each assembly hole 22121 is provided with a ventilation hole 22122 outside. Thus, each motor 21 can be used to dissipate heat, prevent the motors 21 from being prone to burn-in in a high-temperature environment for a long time, and ensure the reliability of the motors 21.

Specifically, the motor cover 26 is fixed on the motor placement frame 2212 and covered on the motor 21 . Since the motor 21 will shake when driving the wind wheel 2 to rotate, the motor cover 26 can further protect the motor 21 and prevent the motor 21 from detaching from the motor placement frame 2212 . Optionally, the motor cover 26 is snap fit with the motor placement frame 2212 . Therefore, the structure and assembly process can be simplified, the production cycle can be saved, and the production cost can be reduced.

In some embodiments of the present utility model, the air conditioner indoor unit 100 further includes a second water receiving pan 10, and the second water receiving pan 10 is located below the air duct assembly 2 to receive the condensed water of the air duct assembly 2, thereby avoiding the flow of condensed water. to other structures of the air conditioner indoor unit 100 and cause potential safety hazards.

Specifically, the second water receiving tray 10 includes a box body 102 and a water outlet pipe 101 . The box body 102 is used for holding water, and the box body 102 is provided with a discharge port for discharging the water in the box body 102 . The water outlet pipe 101 generally extends horizontally, and the water outlet pipe 101 communicates with the discharge port. A protruding structure 1011 is provided at the bottom of the outer peripheral wall of the free end of the water outlet pipe 101 . The raised structure 1011 can play the role of collecting water droplets, which can prevent the water flowing out of the water outlet pipe 101 from flowing back along the water outlet pipe 101, so that the water in the box body 102 can be discharged through the water outlet pipe 101, and ensure that the water outlet pipe 101 is discharged The water will not flow back to other places along the water outlet pipe 101 and make other places wet.

It should be noted that the "substantially horizontal extension" in the present invention means that the water outlet pipe 101 can extend along the horizontal direction, or there is a certain angle between the water outlet pipe 101 and the horizontal direction. In short, the water outlet pipe 101 and the horizontal direction The angle between the horizontal directions is θ, θ≥0°.

Specifically, as shown in FIG. 41 , the angle between the water outlet pipe 101 and the horizontal direction is θ, and θ<5°. Thus, the water outlet pipe 101 can be inclined downward to ensure that the water in the box body 102 can flow out, and the height in the vertical direction can be avoided due to the excessive inclination angle of the water outlet pipe 101, thereby making the structure more compact and reasonable.

As shown in FIGS. 36 and 40 , the discharge port is located at the lowest point of the bottom wall of the box body 102 . Therefore, it can be ensured that all the water in the box body 102 can flow out through the water outlet pipe 101 . Specifically, the inner bottom wall of the box body 102 is composed of a plurality of inclined surfaces 1021 extending downwards, and the plurality of inclined surfaces 1021 are arranged in sequence in the circumferential direction, and the connection of the lower ends of the plurality of inclined surfaces 1021 defines the lowest point of the inner bottom wall. . Therefore, the water in the box body 102 can flow to the lowest point of the inner bottom wall along the multiple slopes 1021 on the inner bottom wall, and flow out through the water outlet pipe 101 .

Optionally, the protruding structure 1011 is flush with the end surface of the water outlet pipe 101 . Therefore, the water flow in the outlet pipe 101 first flows to the raised structure 1011 during the process of dripping downwards, and then gathers into water droplets at the raised structure 1011 and then falls down. 101 to flow back to other places, thereby ensuring that the water in the box body 102 can flow to a fixed place through the water outlet pipe 101.

Optionally, the water outlet pipe 101 and the box body 102 may be integrally formed. Therefore, the assembly process can be simplified, the production cycle can be saved, and the production cost can be reduced.

Further, the second water receiving tray 10 communicates with the first water receiving tray 9, and the first water receiving tray 9 has a drainage hole 91, so that the condensed water in the second water receiving tray 10 can be drained to the first water receiving tray 9, and then the condensed water in the first water receiving tray 9 is discharged to the outside of the air conditioner indoor unit 100 through the drain hole 91. Optionally, the drainage hole 91 is formed as a circular hole, of course, the utility model is not limited thereto, and the drainage hole 91 may also be a hole of other shapes, such as a square hole.

Specifically, the water outlet pipe 101 extends into the first water receiving tray 9 . Therefore, the water in the box body 102 can flow into the first water receiving tray 9 through the water outlet pipe 101 and flow out through the drain hole 91 of the first water receiving tray 9 . Optionally, the height of the first water receiving pan 9 is greater than the height of the second water receiving pan 10, since the first water receiving pan 9 can receive the condensed water of the heat exchanger 4 and the condensed water flowing in from the second water receiving pan 10, Therefore, the requirement for the water storage capacity of the first water receiving tray 9 is relatively high. When the height of the first water receiving tray 9 is set to be greater than the height of the second water receiving tray 10, the storage capacity of the first water receiving tray 9 can be increased The amount of water prevents too much condensed water in the first water receiving tray 9 from overflowing.

Further, a connection hole 92 is provided on the side wall of the first water receiving tray 9 , and the outlet pipe 101 extends into the first water receiving tray 9 through the connecting hole 92 . Therefore, the water in the box body 102 can flow into the first water receiving tray 9 through the water outlet pipe 101 and be discharged through the drain hole 91 of the first water receiving tray 9 , thereby ensuring the smooth discharge of the water in the box body 102 .

Optionally, the water outlet pipe 101 is in interference fit with the connection hole 92 , or a sealing ring is provided between the water outlet pipe 101 and the connection hole 92 . Thus, the gap between the outlet pipe 101 and the connection hole 92 can be blocked, thereby preventing the water in the box body 102 from flowing out through the gap between the outlet pipe 101 and the connection hole 92 when flowing to the first water tray 9, or When the water in the first water receiving tray 9 is large, the water in the first water receiving tray 9 can be prevented from overflowing from the gap between the water outlet pipe 101 and the connection hole 92 .

The drain hole 91 is located on the bottom wall of the first water receiving tray 9 . Thus, all the water in the first water receiving tray 9 can flow out through the drain hole 91 , which can effectively prevent the condensed water in the first water receiving tray 9 from being completely discharged and cause water accumulation in the first water receiving tray 9 .

In some specific embodiments of the present invention, as shown in FIGS. 1-3 , the panel assembly 6 includes a panel 61 and an air outlet frame 62 . The panel 61 is arranged directly in front of the air duct assembly 2 so as to protect the air duct assembly 2 . The panel 61 has a display window 611, and the display window 611 can be used to display information such as the operation mode, set temperature, wind direction and air volume of the air conditioner indoor unit 100. Optionally, the display window 611 is formed in a circular shape, which not only has a simple structure, but also has a better appearance. Certainly, the present invention is not limited thereto, and the display window 611 may also be formed in other shapes, such as a square.

The air outlet frame 62 is arranged on the panel 61 . Specifically, the air outlet frame 62 includes two, and are respectively located at the left and right ends of the panel 61 . There is an air outlet channel in the air outlet frame 62, and the air outlet end of the air outlet channel is an air outlet. Thus, the air outlet is provided corresponding to the air duct 25 through the air outlet channel. Therefore, the air blown from the air duct 25 can pass through the air outlet channel, and further flow into the indoor environment through the air outlet. Optionally, the air outlet frame 62 can be snap-connected to the outer end of the air duct 25 of the air duct assembly 2 , and the air outlet frame 62 is snap-fitted with the panel 61 . Specifically, when realizing the assembly between the panel 61 and the air duct assembly 2, the snap connection between the air outlet frame 62 and the outer end of the air duct 25 of the air duct assembly 2 can be realized first, and then the panel 61 is snapped The buckle is assembled on the air outlet frame 62.

Of course, it can be understood that the buckle connection between the panel 61 and the air outlet frame 62 can also be realized first, and then the panel 61 is snap-fitted to the outer end of the air duct 25 of the air duct assembly 2 together with the air outlet frame 62 .

Those skilled in the art can also understand that the panel 61 and the air outlet frame 62 can also be an integrally formed part, and through the snap fit between the air outlet frame 62 and the outer end of the air duct 25, the panel 61 and the outer end of the air duct 25 can be realized. The connection between the outer ends of the air duct 25 has a simple and reliable structure.

Specifically, the air outlet frame 62 is provided with a snap-in piece 621 that snaps into the air duct assembly 2, so that the air outlet frame 4 and the air duct assembly 2 can be realized by snapping the snap-in piece 621 into the air duct assembly 2. Therefore, not only the structure is simple, but also the assembly is convenient. Optionally, there are multiple locking pieces 621, and the multiple locking pieces 621 are arranged at intervals on the air outlet frame 4 in the up and down direction, so as to further improve the reliability of the connection between the air outlet frame 4 and the air duct assembly 2 . Optionally, the locking member 621 and the air outlet frame 4 are integrally structured, so as to simplify the production process and reduce the production cost, and also help to improve the strength of the locking member 621 and prolong the service life of the locking member 621 .

The air outlet frame 62 is provided with an air deflector assembly 63 for opening or closing the air outlet. For example, when the air conditioner indoor unit 100 is turned on, the air deflector assembly 63 opens the air outlet so that the air conditioner indoor unit 100 sends air to the room. When the indoor unit 100 is turned off, the air deflector assembly 63 closes the air outlet to prevent particles in the indoor environment from entering the air outlet frame 62 .

The air outlet frame 62 is formed in an elongated shape and extends in the height direction of the air conditioner indoor unit 100 , thereby expanding the air blowing range in the height direction of the air conditioner indoor unit 100 .

Further, as shown in FIGS. 7-8 , the wind deflector assembly 63 includes a rotatable wind deflector 631 and a plurality of louvers 632 . Specifically, the air guide plate 631 is arranged in the air outlet channel to guide the flow direction of the air, so that the air guide plate 631 guides the flow direction of the air in the air outlet channel, so that the air flows into the indoor environment through the air outlet to adjust the indoor temperature. .

The wind deflector 631 is generally formed in a "fan-shaped" shape, and has a simple structure.

A plurality of louvers 632 are arranged at intervals in the horizontal direction, and each louver 632 is rotatably arranged at the air outlet, thereby, by being rotatably arranged at the air outlet, the wind direction at the air outlet can be adjusted easily, so that The air sent by the air-conditioning indoor unit 100 can be sent in multiple directions, thereby expanding the air-sending range of the air-conditioning indoor unit 100 .

A plurality of louvers 632 rotate to open or close the air outlet. For example, when the air conditioner indoor unit 100 is turned on, the plurality of louvers 632 rotate to open the air outlet; When shutting down, a plurality of louvers 632 rotate to close the air outlet, thereby preventing particles from entering the indoor air conditioner 100 .

In a further embodiment of the present utility model, the air conditioner indoor unit 100 further includes a decorative strip 12 , and the decorative strip 12 is arranged below the air outlet frame 62 and fixed on the body 11 , thereby optimizing the appearance of the air conditioner indoor unit 100 . Optionally, the outer surface of the decorative strip 12 is formed into stripes arranged at intervals in the horizontal direction, so that the decorative strip 12 and the plurality of louvers 632 have a similar shape, thereby further optimizing the appearance of the air conditioner indoor unit 100 .

Of course, the decorative strip 12 can also be fixed on the lower box body 1 . Specifically, the side wall of the lower box body 1 is provided with at least one limiting hole, and the decorative strip 12 is provided with at least one elastic buckle 121, each elastic buckle 121 protrudes from the corresponding limiting hole, and each elastic buckle 121 The part protruding from the limiting hole is squeezed and deformed when passing through the limiting hole, so that the decorative strip 12 is buckled on the outer side wall of the lower box body 1 by making the elastic buckle 121 extend out of the limiting hole, thus not only the structure is simple , and easy to assemble. Optionally, the limiting hole is formed in a substantially rectangular shape, and the length of the limiting hole is smaller than the width of the elastic buckle 121 so that the elastic buckle 121 can produce extrusion deformation when passing through the limiting hole.

Optionally, the lower box body 1 is provided with a plurality of limiting holes, such as three, and the decorative strip 12 is provided with a plurality of elastic buckles 121, such as three, through a plurality of limiting holes and a plurality of elastic buckles 121 one by one Corresponding cooperation, so that the decorative strip 12 is more reliably fixed on the lower box body 1 .

Further, each elastic buckle 121 includes two sub-elastic parts 1211 spaced up and down. Thus, when the elastic buckle 121 passes through the limiting hole, each sub-elastic part 1211 is pressed and deformed toward the other sub-elastic part 1211 , so as to facilitate fixing the decorative strip 12 on the lower box body 1 .

Furthermore, a part of each sub-elastic piece 1211 is formed as a bent portion bent toward a direction away from each other, and the bent portion protrudes from the limiting hole. When the elastic buckle 121 extends out of the limiting hole, it can prevent the elastic buckle 121 from breaking away from the limiting hole, so that the decorative strip 12 can be more reliably fixed on the lower box body 1 .

Further, as shown in Figure 42, the upper end of the decorative strip 12 is provided with a positioning plate 122, and the panel 3 is provided with a mounting hole (not shown) that cooperates with the positioning plate 122, so that through the cooperation of the positioning plate 122 and the mounting hole , to realize the fixed connection between the decorative strip 12 and the panel 3 . Optionally, the positioning plate 122 is formed into a plate shape, and the plate-shaped positioning plate 122 has a circular hole, and the fastener can pass through the circular hole and the mounting hole at the same time to realize the fixed connection between the decorative strip 12 and the panel .

Optionally, the positioning plate 122 and the decorative strip 12 are integrally formed, which not only simplifies the production process and reduces production costs, but also helps to improve the strength of the positioning plate 122 , thereby prolonging the service life of the decorative strip 12 .

According to some embodiments of the present utility model, as shown in FIG. 9 , the first grill assembly 7 includes a first grill support 71 and a first filter screen 72 . Wherein, the first filter screen 72 is detachably arranged on the first grid bracket 71, and the first grid bracket 71 is arranged on the fixed bracket 3, thus, not only the connection between the first grid assembly 7 and the fixed bracket 3 can be realized. The fixed connection between them, so that the first grill assembly 7 filters the air entering from the air inlet, and the first filter screen 72 is detachably arranged on the first grill bracket 71, which also facilitates the adjustment of the first filter screen 72 cleaning, repair and replacement etc. Specifically, the first grill assembly 7 includes two first filter screens 72 .

Further, the first grid support 71 is detachably arranged on the fixed support 3, and the two first filter screens 72 are arranged on the front surface of the first grid support 71, thus, not only the structure is simple, but also easy to assemble, And it can also protect the first filter screen 72 .

As shown in Figures 11-13, the first grid support 71 is provided with a fixing part 711, and a fixing groove 7111 is defined between the fixing part 711 and the first grid support 71, and the edge of the first filter screen 72 extends into the In the fixing groove 7111 , the detachable connection between the first filter screen 72 and the first grill support 71 is realized. Specifically, each of the first filter screens 72 is an elastic member, such as a rubber member or a plastic member, so that the first filter screen 72 can be easily locked in the fixing groove 7111 .

Further, at least three edges of the first filter screen 72 protrude into the fixing groove 7111 , so that the first filter screen 72 can be reliably connected to the first grid support 71 .

Optionally, the first grid bracket 71 is snap-fitted with the fixing bracket 3 , so that the structure is not only simple, but also easy to assemble and disassemble. Of course, the present invention is not limited thereto, and the connection between the first grid support 71 and the fixing support 3 can also be realized by other means, such as screw connection and the like.

In some embodiments of the present invention, the two first filter screens 72 are arranged in an up-down direction. Of course, the present invention is not limited thereto, and the two first filter screens 72 can also be arranged in a left-right direction.

According to some embodiments of the present utility model, the second grid assembly 8 includes a second grid support 81 and a second filter screen 82, the second grid support 81 is arranged on the fuselage 11, and the second filter screen 82 can be drawn And it is detachably arranged on the second grid bracket 81, thus, on the one hand, the fixed connection between the second grid assembly 8 and the fuselage 11 can be realized by setting the second grid bracket 81 on the fuselage 11 In order to filter the air, on the other hand, the second filter screen 82 can be drawn and detachably arranged on the second grid support 81 to form the second grid assembly 8, which is not only simple in structure, but also convenient for the second filter screen 82 Disassembly, cleaning and maintenance.

Further, the second grill support 81 is detachably arranged on the fuselage 11, and the second filter screen 82 is arranged on the front surface of the second grill support 81, thus, not only the structure is simple, but also easy to assemble, and can be It plays a protective role for the second filter screen 82 .

Further, the second filter net 82 is set on the second grid support 81 in a pullable manner in the up and down direction, of course, the utility model is not limited thereto, and the second filter net 82 can also be set in a drawable way in the left and right direction. on the second grid support 81 .

Specifically, a slide rail 811 is provided on the front surface of the second grid support 81, and a through hole is provided on the second grid support 81 to define a drawing opening 8111. The drawing opening 8111 is located above the slide rail 811, and the second The lower end of the filter screen 82 protrudes into the sliding rail 811 from the drawing opening 8111 , so that the second filter screen 82 is assembled on the second grill support 81 .

Optionally, the pull-out opening 8111 is formed in a strip shape, and the length of the draw-out opening 8111 is not less than the width of the second filter screen 82, so as to ensure that the lower end of the second filter screen 82 can extend through the draw-out opening 8111 into the Inside the slide rail 811.

The second grid bracket 81 is provided with a positioning hole 812 located above the drawing port 8111, and the upper end of the second filter screen 82 is provided with a positioning column 821 extending into the positioning hole 812. When the lower end of the second filter screen 82 is drawn from the When the pull-out opening 8111 extends into the slide rail 811, and when the two ends of the second filter screen 82 are fully matched with the slide rail 811, the positioning column 821 and the positioning hole 812 are just matched, thereby improving the second filter screen 82 and the second grid. The reliability of the connection between grid brackets 81.

The positioning hole 812 is defined by two positioning portions. Specifically, the two positioning portions are arranged at intervals in the left-right direction to define a positioning hole 812 . One end of each positioning portion is connected to the second grill support 81 , and the other end extends forward, then bends towards the direction of the other positioning portion, and then extends backward.

Further, two sets of slide rails 811 are provided on the front surface of the second grid support 81, and the two sets of slide rails 811 are arranged at intervals in the left and right directions, and each set of slide rails 811 includes a plurality of slide rails 811 arranged at intervals in the up and down direction. , thus, the second filter net 82 extends into the slide rail 811 from the drawing port 8111, and the left and right ends of the second filter net 82 can fit in a plurality of slide rails 811, so that the second filter net 82 and Reliable connection between the second grid supports 81.

Optionally, the bottom of the second grid support 81 is provided with a support groove 813 for supporting the second filter screen 82, so as to facilitate the support of the second filter screen 82, so as to prevent the second filter screen 82 from extending into the second grid too much. grid support 81.

In some further embodiments of the present invention, the second grill support 81 is snap-fitted with the fuselage 11 , so that the structure is not only simple, but also easy to assemble.

Specifically, the rear part of the fuselage 11 is provided with a plurality of buckle parts (not shown in the figure), and each buckle part is provided with a slot (not shown in the figure) with an open top, and the front of the second grille bracket 81 The surface is provided with a plurality of protruding parts 814, and the multiple protruding parts 814 are arranged in correspondence with a plurality of buckle parts one by one. Snap connection between shells 1.

Optionally, the second grid support 81 and the protruding part 814 are integrally formed, which not only simplifies the production process and reduces production costs, but also helps to improve the strength of the protruding part 814, thereby extending the second grid The service life of support 81.

According to some embodiments of the present utility model, the left and right sides of the fixed bracket 3 are respectively provided with first buckle parts 331, and each first buckle part 331 defines a locking slot with an open top, and the air duct assembly 2 is provided with There is a second buckle 211 inserted into the locking slot, so that the fixed connection between the fixed bracket 33 and the air duct assembly 2 is realized by snapping the second buckle 211 into the locking slot. Not only is the structure simple, And easy to assemble.

According to some embodiments of the present utility model, the left and right sides of the electric control box assembly 5 are all set on the air duct assembly 2 through the assembly bracket 51, thus, the electric control box assembly 5 and the air duct assembly can be realized by setting the assembly bracket 51 A fixed connection between 2.

Further, as shown in FIG. 43, each assembly bracket 51 includes a first part 511 and a second part 512 connected with the first part 511, the first part 511 is fixed on the rear surface of the electric control box assembly 5, and the second part 512 is located on On the left side wall or the right side wall of the electric control box assembly 5 , the second part 512 is fixed on the air duct assembly 2 . Specifically, the first part 511 of the assembly bracket 51 located on the left side of the electric control box assembly 5 is fixed on the rear surface of the electric control box assembly 5, the second part 512 is located on the left side wall of the electric control box assembly 5, and the second The two parts 512 are fixed on the air duct assembly 2 at the same time; the first part 511 of the assembly bracket 51 located on the right side of the electric control box assembly 5 is fixed on the rear surface of the electric control box assembly 5, and the second part 512 is located on the electric control box assembly 5 and the second part 512 is fixed on the air duct assembly 2 at the same time. Therefore, the fixed connection between the electric control box assembly 5 and the air duct assembly 2 is realized through the first part 511 and the second part 512 of the assembly bracket 51 .

Optionally, as shown in FIGS. 43 and 49 , the second part 512 is formed into a substantially "L" shape, and the second part 512 includes a vertical plate 5121 and a horizontal plate 5122, and the front and rear ends of the vertical plate 5121 are respectively connected to The first part 511 is connected to the horizontal plate 5122, and the horizontal plate 5122 is provided with a fixing hole 51221, and the horizontal plate 5122 is fixed on the air duct assembly 2 through a fixing member passing through the fixing hole 51221, thus, the first part 511 of the assembly bracket 51 While being fixed on the rear surface of the electric control box assembly 5, the vertical plate 5121 of the second part 512 can be positioned on the left side wall or the right side wall of the electric control box assembly 5, and the horizontal plate 5122 is then fixed on the windshield by the fixing piece. On the duct assembly 2, thereby fixing the electric control box assembly 5 on the air duct assembly 2. Optionally, the fixing member may be a screw, a bolt or other fixing structures.

In some specific examples of the present invention, as shown in FIG. 49 , a notch 5123 is provided at the junction of the vertical plate 5121 and the horizontal plate 5122 . For example, a notch 5123 is provided at the joint outside of the vertical plate 5121 and the horizontal plate 51223122 . Therefore, the structural strength of the second portion 512 can be improved.

Optionally, the second part 512 and the first part 511 are integrally processed into a molded part, thereby not only simplifying the production process and reducing the production cost, but also improving the strength of the assembly bracket 51 and prolonging the service life of the assembly bracket 51 .

In a further embodiment of the present invention, the first part 511 is fixed on the electric control box assembly 5 through a fixed connection piece. For example, a retaining hole is formed on the first part 511 through its thickness, and a fixing connector such as a screw or a bolt can pass through the retaining hole to fix the first part 511 on the electric control box assembly 5 . Certainly, the utility model is not limited thereto, and the first part 511 can also be fixed on the electric control box assembly 5 by spot welding, for example, a retaining hole through its thickness is formed on the first part 511 for positioning, and Spot welding is performed in the position hole to weld the first part 511 on the electric control box assembly 5 .

In the description of this specification, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without conflicting with each other.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limitations of the present invention, and those skilled in the art are within the scope of the present invention. Variations, modifications, substitutions and variations can be made to the above-described embodiments.

Claims (10)

1. An air-conditioning indoor unit, characterized in that, comprising: a lower box, the lower box defines a cavity; An air duct assembly, the air duct assembly is arranged above the lower box, and the air duct assembly includes a volute and a wind wheel; A fixed bracket, the fixed bracket is located on the rear side of the air duct assembly, and the fixed bracket is provided with an air inlet; a heat exchanger, the heat exchanger is arranged on the fixed bracket and is located between the fixed bracket and the air duct assembly; An electric control box assembly, the electric control box assembly is arranged in the groove provided at the front of the air duct assembly; A panel assembly, the panel assembly is arranged on the front side of the air duct assembly, and the panel assembly is provided with an air outlet corresponding to the air duct of the air duct assembly; a first grille assembly disposed at the air inlet to filter air; a first water receiving tray, the first water receiving tray is located below the heat exchanger to receive condensed water; A fuselage, the fuselage is arranged on the outer side of the lower box, the air duct assembly and the fixing bracket to wrap the lower box, the air duct assembly and the fixing bracket. 2. The air conditioner indoor unit according to claim 1, wherein the motor driving the wind wheel is located above the wind wheel, the upper part of the fixed bracket is higher than the heat exchanger, and the fixed bracket The part higher than the heat exchanger is the heat dissipation part, and the heat dissipation part is provided with heat dissipation holes. 3. The air conditioner indoor unit according to claim 2, wherein the heat dissipation portion is formed in a wave shape. 4. The air conditioner indoor unit according to claim 1, further comprising a second water receiving tray, the second water receiving tray is located below the air duct assembly to receive the condensed water of the air duct assembly . 5 . The air conditioner indoor unit according to claim 4 , wherein the second water receiving tray communicates with the first water receiving tray, and the first water receiving tray has a drain hole. 6. The air conditioner indoor unit according to claim 1, wherein the panel assembly comprises: a panel, the panel is arranged directly in front of the air duct assembly, and the panel has a display window; An air outlet frame, the air outlet frame is arranged on the panel, the air outlet frame has an air outlet channel, the air outlet end of the air outlet channel is the air outlet, and the air outlet frame is provided with The air deflector assembly of the air outlet is opened or closed. 7. The air conditioner indoor unit according to claim 6, wherein the air deflector assembly comprises: A rotatable wind deflector, the wind deflector is arranged in the air outlet channel to guide the flow of air; A plurality of louvers, the plurality of louvers are arranged at intervals in the horizontal direction, each of the louvers is rotatably arranged at the air outlet, and the plurality of louvers rotate to open or close the air outlet. 8 . The air conditioner indoor unit according to claim 7 , further comprising a decorative strip, the decorative strip is arranged under the air outlet frame and fixed on the machine body. 9 . The air conditioner indoor unit according to claim 8 , wherein the outer surface of the decorative strip is formed into stripes arranged at intervals in the horizontal direction. 10. The air-conditioning indoor unit according to claim 1, wherein the first grill assembly comprises a first grill support and a first filter net, and the first grill support is arranged on the fixing bracket , the first filter screen is detachably arranged on the first grill support.