CN219063598U

CN219063598U - Indoor unit of air conditioner

Info

Publication number: CN219063598U
Application number: CN202320235826.0U
Authority: CN
Inventors: 徐坤; 张荣海; 张标; 赵强
Original assignee: Qingdao Hisense Hitachi Air Conditioning System Co Ltd
Current assignee: Qingdao Hisense Hitachi Air Conditioning System Co Ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-05-23
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses an air conditioner indoor unit, which comprises a shell, wherein the shell is provided with an air inlet and an air outlet, a partition board is arranged in the shell, and a ventilation opening is arranged on the partition board; the heat exchanger is used for exchanging heat to the flowing air flow to form heat exchange air flow; the fan assembly comprises a motor, a fan, a first mounting piece and a second mounting piece, wherein a first fixing frame and a first half cavity are arranged on the first mounting piece, a second fixing frame and a second half cavity are arranged on the second mounting piece, the fan is arranged on a rotating shaft of the motor, the first mounting piece is arranged on the second mounting piece, the motor is arranged between the first fixing frame and the second fixing frame, and the fan is positioned in a volute cavity formed between the first half cavity and the second half cavity. The assembly efficiency of the air conditioner indoor unit is improved by reducing the number of parts of the fan assembly.

Description

Indoor unit of air conditioner

Technical Field

The utility model relates to an air conditioner, in particular to an air conditioner indoor unit.

Background

Air conditioners are household appliances commonly used in daily life of people, and are divided into wall-mounted air conditioners and cabinet air conditioners. Among them, an air conditioner generally includes an indoor unit installed at an indoor side and an outdoor unit installed at an outdoor side.

The indoor units in the prior art are installed in different installation modes and are divided into vertical indoor units, wall-mounted indoor units and suspended indoor units. The suspended indoor unit occupies a small indoor effective space and is widely popularized and used. Suspended ceiling type indoor units (commonly referred to as ducted air machines) in the conventional art generally include a casing, and a fan, a heat exchanger, a water pan, a drain pump, and the like disposed in the casing.

The fan is used as an important component in the suspended ceiling type indoor unit and is mainly used for driving indoor air to circulate and enter the suspended ceiling type indoor unit. For example, chinese patent publication No. CN 218154491U discloses a ceiling-type indoor unit, in which a fan generally includes a motor, a fan, a scroll casing, and the like, and the scroll casing is divided into an upper scroll casing and a lower scroll casing. The motor needs the motor support of additionally making through the sheet metal component in order to satisfy the installation requirement, and the spare part quantity of fan is more, leads to whole packaging efficiency to reduce. In view of this, how to design a technology for improving the assembly efficiency and the assembly quality is a technical problem to be solved by the present utility model.

Disclosure of Invention

Aiming at the problems pointed out in the background art, the utility model provides an air conditioner indoor unit, which improves the assembly efficiency of the air conditioner indoor unit by reducing the number of parts of a fan assembly.

In order to achieve the aim of the utility model, the utility model is realized by adopting the following technical scheme:

in some embodiments of the present application, an indoor unit of an air conditioner is provided, including:

the shell is provided with an air inlet and an air outlet, a partition plate is arranged in the shell, and a vent is arranged on the partition plate;

the heat exchanger is used for exchanging heat to the flowing air flow to form heat exchange air flow;

the fan assembly comprises a motor, a fan, a first mounting piece and a second mounting piece, wherein a first fixing frame and a first half cavity are arranged on the first mounting piece, a second fixing frame and a second half cavity are arranged on the second mounting piece, the fan is arranged on a rotating shaft of the motor, the first mounting piece is arranged on the second mounting piece, the motor is arranged between the first fixing frame and the second fixing frame, and the fan is positioned in a volute cavity formed between the first half cavity and the second half cavity;

wherein the heat exchanger and the fan assembly are respectively arranged in the shell, and the partition plate is positioned between the heat exchanger and the fan assembly; the fan assembly is configured to suck air flow outside the shell into the shell through the air inlet, convey the air flow to the heat exchanger through the ventilation opening for heat exchange, and then output the air flow outwards from the air outlet.

In an embodiment of the present application, a first arc-shaped groove is disposed on the first fixing frame, and a second arc-shaped groove is disposed on the second fixing frame; the motor is located between the first arc-shaped groove and the second arc-shaped groove.

In an embodiment of the application, limiting rings are respectively arranged at two ends of the motor, a first limiting groove is arranged at two ends of the first arc-shaped groove, and a second limiting groove is arranged at two ends of the second arc-shaped groove;

and/or, the two sides of the first arc-shaped groove are respectively provided with a first edge-wrapping structure, and the first edge-wrapping structures are attached to the corresponding end surfaces of the motor;

and/or, the two sides of the second arc-shaped groove are respectively provided with a second edge-wrapping structure, and the second edge-wrapping structures are attached to the corresponding end surfaces of the motor.

In this application an embodiment, the second mount includes two backup pads, two the vertical relative arrangement of backup pad, be provided with respectively in the backup pad the second arc recess, still be provided with the ventilation hole in the backup pad, backup pad and corresponding side form ventilation interval between the snail chamber.

In this application embodiment, deviate from on the first installed part the surface of first arc recess is provided with many first ribs that arrange side by side, deviate from on the first installed part the surface of first arc recess still is provided with the second rib, the second rib spanned each first rib and with first rib staggered arrangement.

In an embodiment of the present application, a diversion trench is formed between adjacent ribs, the diversion trench is separated into two air guiding portions distributed left and right by the second ribs, and the air guiding portions are configured to direct airflow towards the volute cavities on the corresponding sides.

In an embodiment of the present application, the lateral part of second installed part is provided with vertical extension, be provided with the location draw-in groove on the first installed part, vertical extension sets up in the location draw-in groove.

In this application an embodiment, two the backup pad with still be provided with a plurality of U type strengthening ribs between the vertical extension, a plurality of U type strengthening ribs set gradually from top to bottom, U type strengthening rib transverse arrangement.

In an embodiment of the present application, two sides of the first mounting piece are respectively provided with the first half cavity, two ends of the first half cavity respectively form a first air inlet gap, and one side of the first half cavity is provided with a first air outlet gap;

the two sides of the second mounting piece are respectively provided with a second half cavity, two end parts of the second half cavity form a second air inlet gap, and one side of the second half cavity is provided with a second air outlet gap;

the first air inlet notch and the corresponding second air inlet notch are buckled together to form an air suction opening, the first air outlet notch and the corresponding second air outlet notch are buckled together to form an air outlet, the air suction opening and the air outlet are respectively communicated with the worm cavity, and the air vent is connected with the air outlet; the first mounting member and/or the second mounting member are disposed on the partition.

In an embodiment of the application, the first mounting part is located the outside of first half cavity is provided with joint portion, the second mounting part is located the outside of second half cavity is provided with joint mating part, joint portion with joint mating part clamps together, first mount with the second mount passes through screw fixed connection together.

Compared with the prior art, the utility model has the advantages and positive effects that: the motor is installed through the mount that forms on first installed part and second installed part, in actual assembly process, with fan and motor equipment back together, alright assemble fan and motor between first installed part and second installed part, two installed parts assemble together and will form the spiral case, make the fan will be arranged in the spiral case, and to the motor, carry out fixed mounting through first mount and second mount, and then need not additionally to increase the independent assembly of motor support, on the one hand can effectually reduce fan assembly's spare part, on the other hand also can be further simplify the whole assembly process of air conditioning indoor unit, and assembly efficiency and assembly quality have been improved.

Drawings

FIG. 1 is a schematic diagram of an indoor unit of an air conditioner according to an embodiment of the present utility model;

FIG. 2 is a second schematic diagram of an embodiment of an indoor unit of an air conditioner according to the present utility model;

FIG. 3 is one of the structural schematic diagrams of the fan assembly of FIG. 1;

FIG. 4 is a second schematic diagram of the fan assembly of FIG. 1;

FIG. 5 is an exploded view of the blower assembly of FIG. 3;

FIG. 6 is a schematic view of the first mounting member of FIG. 3;

FIG. 7 is a schematic view of the second mounting member of FIG. 3;

FIG. 8 is a cross-sectional view of an embodiment of an indoor unit of an air conditioner according to the present utility model;

FIG. 9 is a third schematic diagram of the fan assembly of FIG. 1;

FIG. 10 is a fourth schematic diagram of the blower assembly of FIG. 1;

FIG. 11 is an exploded view of the blower assembly of FIG. 9;

FIG. 12 is a fifth schematic illustration of the blower assembly of FIG. 1;

FIG. 13 is a sixth schematic illustration of the blower assembly of FIG. 1;

FIG. 14 is an enlarged partial schematic view of area A of FIG. 13;

fig. 15 is an exploded view of the blower assembly of fig. 12.

Reference numerals:

the air conditioner comprises a shell 1, an air inlet 11, an air outlet 12 and a partition plate 13;

a vent 100;

a heat exchanger 2;

fan assembly 3, motor 31, fan 32, first mount 33, second mount 34;

the limiting ring 311, the first fixing frame 331, the first half cavity 332, the clamping part 333, the first ribs 334, the second ribs 335, the positioning clamping groove 336, the second fixing frame 341, the second half cavity 342, the clamping matching part 343, the vertical extension part 344, the U-shaped reinforcing rib 345, the spacing part 346, the arc extension part 347, the side plate 348, the flanging structure 349, the air suction opening 301 and the air exhaust opening 302;

first arc groove 3311, second arc groove 3411, second limit groove 3412, support plate 3413, vent hole 3414;

the air guide assembly 4, the driving part 41, the first air guide plate 42 and the second air guide plate 43.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

The air conditioner in this application performs a refrigeration cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator. The refrigeration cycle includes a series of processes involving compression, condensation, expansion, and evaporation, and refrigerating or heating an indoor space.

The low-temperature low-pressure refrigerant enters the compressor, the compressor compresses the refrigerant gas into a high-temperature high-pressure state, and the compressed refrigerant gas is discharged. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process.

The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state formed by condensation in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator may achieve a cooling effect by exchanging heat with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner may adjust the temperature of the indoor space throughout the cycle.

An outdoor unit of an air conditioner refers to a portion of a refrigeration cycle including a compressor and an outdoor heat exchanger, an indoor unit of the air conditioner includes an indoor heat exchanger, and an expansion valve may be provided in the indoor unit or the outdoor unit.

The indoor heat exchanger and the outdoor heat exchanger function as a condenser or an evaporator. When the indoor heat exchanger is used as a condenser, the air conditioner is used as a heater of a heating mode, and when the indoor heat exchanger is used as an evaporator, the air conditioner is used as a cooler of a cooling mode.

In a first embodiment, as shown in fig. 1 to 7, an indoor unit of an air conditioner according to an embodiment of the present application includes:

the shell 1, the shell 1 is provided with an air inlet 11 and an air outlet 12;

the heat exchanger 2 is used for exchanging heat to the air flow flowing through to form heat exchange air flow;

the fan assembly 3, the fan assembly 3 includes a motor 31, a fan 32, a first mounting member 33 and a second mounting member 34, the first mounting member 33 is provided with a first fixing frame 331 and a first half cavity 332, the second mounting member 34 is provided with a second fixing frame 341 and a second half cavity 342, the fan 32 is arranged on a rotating shaft of the motor 31, the first mounting member 33 is arranged on the second mounting member 34, the motor 31 is arranged between the first fixing frame 331 and the second fixing frame 341, and the fan 32 is positioned in a volute cavity formed between the first half cavity 332 and the second half cavity 342;

wherein the heat exchanger 2 and the fan assembly 3 are respectively arranged in the shell 1; the fan assembly 3 is configured to introduce an air flow outside the housing 1 from the air inlet 11 into the housing 1 and to heat exchange the heat via the heat exchanger 2 to be output from the air outlet 12.

Specifically, the fan assembly 3 meets the installation requirements of the motor 31 and the fan 32 by integrating a fixing frame and a half cavity on the first and second mounting

members

33 and 34, respectively.

For the motor 31, the first fixing frame 331 disposed on the first mounting member 33 and the second fixing frame 341 disposed on the second mounting member 34 cooperate with each other to realize fixed mounting of the motor 31.

The fixing manner of the motor 31 is specifically: the motor 31 is placed between the first and

second holders

331 and 341, and the first and

second holders

331 and 341 are coupled together such that the motor 31 is firmly fixed between the first and

second holders

331 and 341.

In this way, the motor 31 can be fixedly installed by means of the two installation members without separately configuring a motor bracket for the motor 31, and thus the overall structure of the fan assembly 3 can be simplified.

Similarly, for the fan 32, the first half cavity 332 provided on the first mounting member 33 and the second half cavity 342 provided on the second mounting member 34 cooperate to form a volute cavity, so as to meet the installation requirement of the fan 32 for driving the airflow.

The fan 32 is mounted in the following manner: after the fan 32 is assembled on the rotating shaft of the motor 31, the fan 32 is located between the first half cavity 332 and the second half cavity 342, and after the first mounting piece 33 and the second mounting piece 34 are fixedly connected, the fan 32 is wrapped by the first half cavity 332 and the second half cavity 342, so that the fan 32 is located in the volute cavity.

After the fan assembly 3 is assembled, the fan assembly can be integrally assembled into the housing 1, and components such as the motor 31, the fan 32 and the volute are not required to be installed one by one on the bottom of the housing 1.

The motor is installed through the mount that forms on first installed part and second installed part, in actual assembly process, with fan and motor equipment back together, alright be in the middle of first installed part and second installed part with fan and motor assembly, the cavity of half of two installed parts is assembled together and is formed the spiral case chamber for the fan will be located the spiral case chamber, and to the motor, carry out fixed mounting through first mount and second mount, and then need not additionally to increase the independent assembly of motor support, on the one hand can effectually reduce the spare part of fan subassembly, on the other hand also can be further simplify the whole assembly process of air conditioning indoor unit, and assembly efficiency and assembly quality have been improved.

In another embodiment of the present application, in order to improve the assembly reliability of the motor 31, the first fixing frame 331 is provided with a first arc-shaped groove 3311, and the second fixing frame 341 is provided with a second arc-shaped groove 3411; the motor 31 is positioned between the first arc-shaped groove 3311 and the second arc-shaped groove 3411.

Specifically, the first arc-shaped groove 3311 and the second arc-shaped groove 3411 cooperate with each other to match the outer contour of the motor 31, so that the motor 31 can be installed and fixed more firmly and reliably.

In some embodiments, the two ends of the motor 31 are respectively provided with a limiting ring 311, the two ends of the first arc-shaped groove 3311 are provided with a first limiting groove, and the two ends of the second arc-shaped groove 3411 are provided with a second limiting groove 3412.

Specifically, during assembly, the motor 31 may be preassembled for placement in the second arcuate groove 3411, and after placement of the motor 31 in the second arcuate groove 3411. The stop collar 311 at the end of the motor 31 will be locked in the corresponding second stop groove, so as to limit the movement of the motor 31 along the axial direction. Then, the first mounting member 33 is fixed on the second mounting member 34, so that the second arc-shaped groove 3411 covers over the motor 31, and similarly, the stop ring 311 at the end of the motor 31 is blocked in the corresponding first stop groove.

In some embodiments, to facilitate assembling the first mounting member 33 and the second mounting member 34, a clamping portion 333 is disposed on the first mounting member 33 outside the first half cavity 332, and a clamping mating portion 343 is disposed on the second mounting member 34 outside the second half cavity 342, where the clamping portion 333 and the clamping mating portion 343 are clamped together.

Specifically, in order to reduce the amount of screws used to simplify the assembly process of the first and second mounting

members

33 and 34, the first and second mounting

members

33 and 34 may be preassembled by snap-fitting.

In the actual use process, the expression entities of the clamping portion 333 and the clamping fitting portion 343 may have various structural fitting manners, such as the clamping claw and the clamping groove fit, or a clamping structure, etc., which are not limited and described herein.

In another embodiment, to ensure that the first mounting member 33 and the second mounting member 34 are firmly fixed and perform a firm and reliable mounting function on the motor 31, the first fixing frame 331 and the second fixing frame 341 are fixedly connected together by screws.

Specifically, for the motor 31, the motor is fixedly installed through the first fixing frame 331 and the second fixing frame 341, and the first fixing frame 331 and the second fixing frame 341 can be fastened through a plurality of screws, so that the connection reliability between the first fixing frame 331 and the second fixing frame 341 is improved, on one hand, the requirement of firm connection between the first mounting piece 33 and the second mounting piece 34 is met, and on the other hand, the requirement of reliable installation of the motor 31 is also met.

In some embodiments of the present application, first edge-covering structures (not labeled) are respectively disposed on two sides of the first arc-shaped groove 3311, and the first edge-covering structures are abutted against corresponding end surfaces of the motor 31.

Specifically, the first edge-covering structure is used for fixing and limiting the outer end face of the motor 31, so that the motor 31 can be better fixed.

Likewise, in another embodiment, second edge-wrapping structures may be disposed on both sides of the second arc-shaped groove 3411, respectively, and the second edge-wrapping structures abut against corresponding end surfaces of the motor 31.

In another embodiment of the present application, the second fixing frame 341 includes two support plates 3413, the two support plates 3413 are vertically arranged in opposition, the support plates 3413 are respectively provided with a second arc-shaped groove 3411, the support plates 3413 are further provided with ventilation holes 3414, and ventilation spaces are formed between the support plates 3413 and the worm cavities on the corresponding sides.

Specifically, as for the second fixing frame 341, as a component for carrying and mounting the motor 31, both ends of the motor 31 are respectively supported by two support plates 3413 arranged side by side, so as to improve the mounting reliability of the motor 31.

And the two support plates 3413 are provided with the ventilation holes 3414, the area of the ventilation holes 3414 accounts for about 60% -70% of the area of the support plates 3413, so that the air quantity of the motor 31 side is effectively increased, and the wind resistance is reduced. An air intake area is formed between the scroll chamber and the support plate 3413 to ensure the air intake requirement of the fan 32.

In another embodiment of the present application, a plurality of first ribs 334 are disposed on a surface of the first mounting member 33 facing away from the first arc-shaped groove 3311, and second ribs 335 are disposed on a surface of the first mounting member 33 facing away from the first arc-shaped groove 3311, and the second ribs 335 span each of the first ribs 334 and are staggered with the first ribs 334.

Specifically, the left and right sides of the first mounting member 33 form an arc bridge structure, and the two arc bridge structures are connected and fixed together through a plurality of first ribs 334, and meanwhile, the plurality of first ribs 334 are further connected together through second ribs 335, so that the overall strength of the first mounting member 33 is enhanced, and meanwhile, the material consumption is effectively reduced, and the light weight of a product is realized.

And, between adjacent ribs, a diversion trench is formed, the diversion trench is separated into two air guiding parts distributed left and right by the second ribs 335, and the air guiding parts are configured to divert air flow towards the worm cavity on the corresponding side. During use, the air flow above the motor 31 can be guided by the air guiding portions at two sides of the second rib 335, which is more beneficial to improving the air intake of the fan 32.

In addition, for the fan assembly 3, at least the following two embodiments may be adopted for the installation in the housing 1 for convenience, and the following description will be made with reference to the accompanying drawings.

In the second embodiment, as shown in fig. 3 to 8, for the fan assembly 3, a partition plate 13 is additionally configured in the casing 1, a ventilation opening 100 is provided on the partition plate 13, the partition plate 13 is vertically arranged and is located between the fan assembly 3 and the heat exchanger 2, and the ventilation opening 100 is connected with an air outlet 302; the first mounting member 33 and/or the second mounting member 34 are provided on the partition 13.

Specifically, the partition 13 separates the housing 1 into an air inlet cavity and a heat exchange cavity, air sucked from the air inlet 11 enters the air inlet cavity firstly and is conveyed from the air vent 100 to the heat exchange cavity through the fan assembly 3, air flow exchanges heat with the heat exchanger 2 in the heat exchange cavity, and the air flow after heat exchange is output to the outside of the housing 1 from the air outlet 12.

In the actual assembly process, after the fan assembly 3 is assembled, the fan assembly 3 can be assembled on the partition 13 provided in the housing 1. Wherein, according to the installation requirement, the first installation piece 33 or the second installation piece 34 can be used as a part fixedly connected with the partition plate 13, so that the fan assembly 3 is fixedly installed on the partition plate 13.

In some embodiments of the present application, taking the example of fixedly mounting the second mounting member 34 on the partition 13, the side surface of the second mounting member 34 may be fixedly mounted on the partition 13 by screws to complete the fixedly mounting of the fan assembly 3 on the partition 13.

Wherein the side of the second mounting member 34 is provided with a vertical extension 344, and when the fan assembly 3 is mounted on the partition 13, the vertical extension 344 may be provided with a mounting hole through which a screw is fixed on the partition 13, so that the fan assembly 3 is fixed on the partition 13 by the second mounting member 34.

While the fan assembly 3 is assembled in a modularized manner, the positioning clamping groove 336 may be correspondingly provided on the first mounting member 33, and the vertical extension 344 is provided in the positioning clamping groove 336.

Specifically, during actual assembly of the fan assembly 3, the first mounting member 33 needs to be mounted above the second mounting member 34, and during assembly of the first mounting member 33 to the second mounting member 34, the vertical extension 344 will correspondingly extend into the positioning slot 336.

The vertical extension 344 and the positioning clamping groove 336 are mutually matched, so that on one hand, the vertical extension 344 guides the first mounting piece 33 to be accurately assembled on the second mounting piece 34, and on the other hand, the mounting contact area between the first mounting piece 33 and the second mounting piece 34 is increased, and the first mounting piece 33 and the second mounting piece 34 are firmly and reliably fixedly connected together.

In some embodiments of the present application, two sides of the first mounting piece 33 are respectively provided with a first half cavity 332, two ends of the first half cavity 332 are respectively formed with a first air inlet notch (not labeled), and one side of the first half cavity 332 is provided with a first air outlet notch (not labeled);

the two sides of the second mounting piece 34 are respectively provided with a second half cavity 342, two end parts of the second half cavity 342 form a second air inlet gap (not marked), and one side of the second half cavity 342 is provided with a second air outlet gap (not marked);

the first air inlet notch and the corresponding second air inlet notch are buckled together to form an air inlet 301, the first air outlet notch and the corresponding second air outlet notch are buckled together to form an air outlet 302, and the air inlet 301 and the air outlet 302 are respectively communicated with the worm cavity.

Specifically, the first mounting member 33 is provided with a first half cavity 332 on two sides of the first fixing frame 331, and correspondingly, the second mounting member 34 is provided with a second half cavity 342 on two sides of the second fixing frame 341. In this way, the motor 31 adopts a biaxial mode, the fans 32 are respectively mounted on two sides of the motor 31, and the corresponding side fans 32 are assembled between the corresponding side first half cavity 332 and the corresponding side second half cavity 342.

In order to meet the requirement of air intake and exhaust, the two ends of the first half cavity 332 form a first air intake gap, and the two ends of the second half cavity 342 form a second air intake gap. The first air inlet notch and the second air inlet notch can be semi-circular, after the first mounting piece 33 and the second mounting piece 34 are assembled together, the first air inlet notch and the corresponding second air inlet notch are assembled together to form the air suction port 301, and further the air suction port 301 is formed at the two ends of the fan 32 respectively, so that the requirement of large air volume air suction is met.

Similarly, to meet the requirement of air-out, the side of the first half cavity 332 forms a first air-out gap, and the corresponding side of the second half cavity 342 forms a second air-out gap. The first air outlet notch and the second air outlet notch may be rectangular notch structures, and after the first mounting piece 33 and the second mounting piece 34 are assembled together, the first air outlet notch and the corresponding second air outlet notch are assembled together to form the air outlet 12, so that the formed air flow is output from the air outlet 12 to the heat exchange cavity on one side of the fan 32.

In some embodiments, to improve the overall structural strength of the second mounting member 34, a plurality of U-shaped reinforcing ribs 345 are further disposed between the two support plates 3413 and the vertical extension 344, and the plurality of U-shaped reinforcing ribs 345 are disposed sequentially from top to bottom, with the U-shaped reinforcing ribs 345 being disposed laterally.

Specifically, the U-shaped reinforcing ribs 345 are additionally added at the position of the second fixing frame 341, and the two support plates 3413 forming the second fixing frame 341 and the vertical extending portion 344 can be further connected and fixed by the U-shaped reinforcing ribs 345, so that the structural strength between the support plates 3413 and the vertical extending portion 344 is improved, and the requirement of fixing and installing the motor 31 is further met.

In addition, a plurality of structural reinforcing ribs which are staggered are further arranged on the outer surface of the supporting plate 3413, so that the structural strength is improved on the premise of reducing the thickness of the supporting plate 3413, and the overall strength of the fixed motor is improved while the material consumption is reduced.

In the third embodiment, as shown in fig. 9 to 11, for the fan assembly 3, no additional partition is required to be configured in the casing 1 to install the fan assembly 3, and the structure formed by the fan assembly 3 itself is used to replace the partition for installation, which is described in detail with reference to the accompanying drawings.

One side of the second mounting piece 34 is provided with a spacing part 346, the spacing part 346 extends transversely and is vertically arranged in the shell 1, the spacing part 346 separates the shell 1 into an air inlet cavity and a heat exchange cavity, the air inlet 11 is communicated with the air inlet cavity, and the air outlet 12 is communicated with the heat exchange cavity;

wherein, the partition 346 is provided with a vent 100, the vent 100 is communicated with the volute cavity, and the motor 31 drives the fan 32 to suck the airflow in the air inlet cavity, and the airflow enters the heat exchange cavity from the vent 100.

Specifically, the second mounting member 34 is formed with a partition 346 of an integral structure, and the partition 346 is arranged to extend in the width direction of the casing 1, so that after the fan assembly is mounted in the casing 1, the inner space of the casing 1 is partitioned into an air intake chamber and a heat exchange chamber by the partition 346.

Since the fan assembly 3 is integrated with the spacer 346 through the second mounting member 34, the step of independently mounting the partition plate in the housing 1 can be omitted during the actual assembly process, and the step of assembling the fan assembly 3 and the partition plate can be further omitted since the spacer 346 is integrated with the second mounting member 34.

In the actual assembly process, after the motor 31 and the fan 32 are mounted on the first mounting member 33 and the second mounting member 34, the fan assembly 3 is integrally mounted in the housing 1, and in the assembly process, an inverted mounting mode is generally adopted, that is, the top plate of the housing 1 is placed on the mounting platform first. At this time, the fan assembly 3 is integrally placed on the top plate, and the partition 346 is fixedly connected with the top plate of the housing 1 by screws, and then, the two side plates and the bottom plate of the housing 1 are respectively fixedly connected with the partition 346 by screws, thereby realizing the assembly of the fan assembly 3 into the housing 1.

While reference may be made to conventional techniques for specific assembly procedures of the heat exchanger 2 after assembly of the fan assembly 3 to the top plate of the housing 1, no limitations and details are given herein.

In another embodiment of the present application, a plurality of U-shaped reinforcing ribs 345 are further disposed between the two support plates 3413 and the spacing portion 346, and the plurality of U-shaped reinforcing ribs 345 are sequentially disposed from top to bottom, and the U-shaped reinforcing ribs 345 are laterally disposed.

Specifically, the U-shaped reinforcing ribs 345 are additionally added at the position of the second fixing frame 341, and the two support plates 3413 forming the second fixing frame 341 and the spacing portion 346 can be further connected and fixed by the U-shaped reinforcing ribs 345, so that the structural strength between the support plates 3413 and the spacing portion 346 is improved, and the requirement of fixing and installing the motor 31 is further met.

Wherein, for the spacing portion 346, a vertical extending portion 344 is also provided, and correspondingly, the first mounting member 33 is provided with a positioning slot 336, and the vertical extending portion 344 is disposed in the positioning slot 336.

Likewise, a plurality of structural reinforcing ribs which are staggered are further arranged on the outer surface of the supporting plate 3413, so that the structural strength is improved on the premise of reducing the thickness of the supporting plate 3413, and the overall strength of the fixed motor is improved while the material consumption is reduced.

In another embodiment of the present application, since the second mounting member 34 is integrated with the spacer 346, in order to form the second fixing frame 341 and the second half cavity 342 on the second mounting member 34 with an integral structure, an arc-shaped extension portion 347 may be disposed at the bottom edge of the second mounting member 34 located at the vent 100, where the arc-shaped extension portion 347 extends in a bending manner along a direction away from the vent 100, and the arc-shaped extension portion 347 forms the second half cavity 342.

Specifically, for the second fixing frame 341, two supporting plates 3413 are adopted to cooperate to form the second fixing frame 341. For the second half cavities 342 on both sides of the second fixing frame 341, the arc-shaped extension portion 347 extending away from the direction of the ventilation opening 100 may be formed on the partition portion 346, and the arc-shaped extension portion 347 can form the second half cavity 342 by means of its own structure so as to meet the installation and fixing requirements of the motor 31.

In another embodiment, two ends of the first half cavity 332 are respectively formed with a first air inlet notch (not shown), two sides of the arc extension portion 347 are respectively provided with a side plate 348, and the side plate 348 is provided with a second air inlet notch (not shown); the first air inlet notch and the corresponding second air inlet notch are buckled together to form an air inlet 301, and an air outlet 302 is formed between the lower edge of the first half cavity 332 and the edge of the ventilation opening 100.

In order to meet the requirement of air intake and exhaust, the two ends of the first half cavity 332 are formed with a first air intake gap, and the corresponding side plates 348 on two sides of the arc-shaped extension 347 are formed with a second air intake gap. The first air inlet notch and the second air inlet notch can be semi-circular, after the first mounting piece 33 and the second mounting piece 34 are assembled together, the first air inlet notch and the corresponding second air inlet notch are assembled together to form the air suction port 301, and further the air suction port 301 is formed at the two ends of the fan 32 respectively, so that the requirement of large air volume air suction is met.

Similarly, in order to meet the requirement of air-out, after the first mounting member 33 and the second mounting member 34 are assembled together, the lower edge of the first half cavity 332 forms the air outlet 12 with the air vent 100 provided by the partition 346, so as to output the air flow formed on one side of the fan 32 from the air outlet 12 to the heat exchange cavity.

In one embodiment, the second mount 341 and the arcuate extension 347 are located on the same side of the spacer 346. And the second fixing frame 341 is located between the two arc-shaped extension parts 347, so as to meet the installation requirement of arranging the fans 32 on two sides of the motor 31.

In some embodiments, in order to facilitate the firm connection with the respective plates of the housing 1 by the spacer 346, the edge of the spacer 346 is provided with a burring structure 349, and the burring structure 349 is provided on the inner wall of the housing 1.

Specifically, by providing the burring structure 349 at the edge of the partition 346, the burring structure 349 is abutted against the inner wall of the housing 1 to increase the contact area of the partition 346 with the housing 1, and the burring structure 349 is fastened to the housing 1 by fastening means such as screws.

In one embodiment, a wiring hole (not shown) may be further provided in the spacer 346 for convenience of wiring.

In a fourth embodiment, as shown in fig. 12 to 15, in another embodiment of the present application, an indoor unit of an air conditioner is provided, and in order to enable the heat exchanger 2 to perform heat exchange with an airflow uniformly, the indoor unit of the air conditioner further includes an air guiding assembly 4.

The air guiding component comprises a driving component 41, a first air guiding plate 42 and a second air guiding plate 43, wherein the first air guiding plate 42 and the second air guiding plate 43 are arranged in a staggered mode, the first air guiding plate 42 and the second air guiding plate 43 are rotatably arranged on the partition plate 13 and are arranged on the front side of the ventilation opening 100, and the driving component 41 is configured to drive the first air guiding plate 42 and the second air guiding plate 43 to rotate.

Specifically, in the housing 1, the heat exchanger 2 is arranged on the front side of the ventilation opening 100 in the direction of conveyance of the air flow, and the fan assembly 3 starts sucking the outside air into the housing 1 and conveys the outside air through the ventilation opening 100 toward the heat exchanger 2.

For the air flow contacted by the heat exchanger 2, the distribution area of the air flow is concentrated under the influence of the position of the ventilation opening 100 and the opening area, and the heat exchanger 2 is generally obliquely arranged along the air flow conveying direction, so that the situation that the air flow is unevenly distributed on the surface of the heat exchanger 2 is further aggravated.

By additionally disposing the air guide assembly 4 at the front side of the ventilation opening 100, the first air guide plate 42 and the second air guide plate 43 in the air guide assembly 4 are staggered with each other, so that the air flow outputted from the ventilation opening 100 can be controlled to be adjusted in the up-down and left-right directions.

In actual use, the first air deflector 42 and the second air deflector 43 are driven to rotate by the driving member 41. The first air deflector 42 may be disposed vertically, so that during rotation, the air flow is controlled by the first air deflector 42 to disperse in the left-right direction. The second air deflector 43 may be disposed laterally, so that the second air deflector 43 controls the air flow to disperse in the vertical direction during rotation.

Under the action of the first air deflector 42 and the second air deflector 43, the air flow output from the ventilation opening 100 can be uniformly distributed to each region of the heat exchanger 2, so that each part of the heat exchanger 2 can obtain uniform heat exchange, and the heat exchange efficiency of the heat exchanger is improved.

The representation entity of the driving part 41 may be a motor or other conventional driving device, which is not limited and described herein.

Through set up wind-guiding subassembly in vent department on the baffle, first aviation baffle and second aviation baffle staggered arrangement in the wind-guiding subassembly, and then can adjust the air current flow direction from the vent output through first aviation baffle and second aviation baffle to adjust the air current and control and upper and lower ascending flow path, and then make the heat transfer surface that the air current can even distribution heat exchanger form, with the heat transfer surface of abundant utilization heat exchanger improves heat exchange efficiency, realize can match different heat exchanger specifications and heat exchanger's mounted position, fan subassembly's commonality has been improved.

In another embodiment of the present application, the left and right sides of the vent 100 are respectively provided with a first air deflector 42 arranged vertically, and the upper and lower ends of the vent 100 are respectively provided with a second air deflector 43 arranged horizontally.

Specifically, in order to facilitate adjustment of the airflow distribution amount in the left-right direction, the first air deflectors 42 are provided on both sides of the vent 100, respectively, and the two first air deflectors 42 can be independently rotated, and for this purpose, the first air deflectors 42 may be provided with independent driving members 41.

Thus, during use, the first air deflectors 42 on both sides respectively control the partial air flow output from the ventilation opening 100 to be distributed and transmitted towards both sides of the ventilation opening 100.

Similarly, in order to facilitate adjustment of the air flow distribution amount in the up-down direction, the second air deflectors 43 are disposed vertically on the ventilation opening 100, and the two second air deflectors 43 can be independently rotated, and for this purpose, the second air deflectors 43 may be provided with independent driving members 41.

In this way, during use, the partial air flow output from the vent 100 is respectively controlled to be distributed and transmitted toward the upper and lower sides of the vent 100 by the second air deflectors 43 arranged vertically.

In another embodiment of the present application, the first air deflection 42 and the second air deflection 43 are arc-shaped in cross section perpendicular to the length direction.

Specifically, the sections of the first air deflector 42 and the second air deflector 43 are arc-shaped, so that the first air deflector 42 and the second air deflector 43 respectively form arc-shaped air guiding surfaces to guide and convey the air flow more effectively.

And, for curved guide surfaces, the angle of the wind guiding is larger, so that the edge area of the heat exchanger 2 is covered by better guiding airflow.

In another embodiment, the convex surfaces of the two first air deflectors 42 are oppositely arranged, and the concave surfaces of the two first air deflectors 42 are oppositely arranged; and/or the convex surfaces of the two second air deflectors 43 are oppositely arranged, and the concave surfaces of the two second air deflectors 43 are arranged back to back.

Specifically, in order to maximize the airflow coverage area of the air guide plate, for the first air guide plates 42 that are arranged oppositely, the two first air guide plates 42 are arranged oppositely and back, and the arc-shaped concave surfaces formed by the first air guide plates 42 are arranged oppositely and back to each other.

In this way, for the first air deflector 42 on one side, it is possible to better meet the uniform heat exchange requirements of the heat exchangers 2 of different length specification sizes by adjusting the coverage area of the air flow in a larger range towards the outer region of the corresponding side through the concave surface.

Similarly, the second air deflector 43 is also provided with a concave surface facing away from the air. And two second air deflectors 43 are arranged up and down to deflect the air flow with concave surfaces facing upward or downward to cover the upper and lower edge regions of the heat exchanger 2.

In an embodiment of the present application, for the fan assembly 3, the fan assembly 3 in the second embodiment may be configured, that is, a separate partition 13 needs to be configured in the casing 1 to meet the requirement of installing the fan assembly 3, and the air guiding assembly 4 needs to be installed on the partition 13 as well.

In another embodiment of the present application, the fan assembly 3 may be the fan assembly 3 in the third embodiment, in which case, the partition is integrated on the second mounting member 34 of the fan assembly 3 to be used as the partition by the structural form of the partition 346, and the air guiding assembly 4 needs to be mounted on the partition 346.

In the description of the above embodiments, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. An air conditioning indoor unit, comprising:

2. The indoor unit of claim 1, wherein the first mount has a first arcuate slot and the second mount has a second arcuate slot; the motor is located between the first arc-shaped groove and the second arc-shaped groove.

3. The indoor unit of claim 2, wherein the two ends of the motor are respectively provided with a limiting ring, the two ends of the first arc-shaped groove are provided with a first limiting groove, and the two ends of the second arc-shaped groove are provided with a second limiting groove;

4. The indoor unit of claim 2, wherein the second fixing frame includes two support plates, the two support plates are vertically arranged in opposition, the support plates are respectively provided with the second arc-shaped grooves, the support plates are further provided with ventilation holes, and a ventilation space is formed between the support plates and the worm cavities on the corresponding sides.

5. The indoor unit of claim 2, wherein a surface of the first mounting member facing away from the first arcuate recess is provided with a plurality of first ribs arranged side-by-side, and a surface of the first mounting member facing away from the first arcuate recess is further provided with second ribs extending across each of the first ribs and staggered with the first ribs.

6. An indoor unit for an air conditioner according to claim 5, wherein a flow guide groove is formed between adjacent ribs, the flow guide groove being partitioned by the second rib into two air guide portions distributed left and right, the air guide portions being configured to guide air flow toward the scroll chamber on the corresponding side.

7. The indoor unit of claim 4, wherein the second mounting member has a side portion provided with a vertical extension, and the first mounting member has a positioning slot provided therein.

8. The indoor unit of claim 7, wherein a plurality of U-shaped reinforcing ribs are further disposed between the two support plates and the vertical extension portion, and the plurality of U-shaped reinforcing ribs are sequentially disposed from top to bottom, and the U-shaped reinforcing ribs are laterally disposed.

9. The indoor unit of claim 1, wherein the first half cavities are respectively arranged on two sides of the first mounting piece, first air inlet notches are respectively formed at two ends of the first half cavities, and first air outlet notches are arranged on one side of the first half cavities;

10. The indoor unit of claim 1, wherein a clamping portion is disposed on the first mounting member and located on the outer side of the first half cavity, a clamping matching portion is disposed on the second mounting member and located on the outer side of the second half cavity, the clamping portion and the clamping matching portion are clamped together, and the first fixing frame and the second fixing frame are fixedly connected together through screws.