CN215336669U

CN215336669U - Air conditioner indoor unit and air conditioner

Info

Publication number: CN215336669U
Application number: CN202121275985.0U
Authority: CN
Inventors: 陈高洁; 陈彬
Original assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan HVAC Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan HVAC Equipment Co Ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-28
Anticipated expiration: 2031-06-08

Abstract

The utility model relates to an air conditioning technology field provides a machine and air conditioner in air conditioning, machine includes the chassis in the air conditioning, the fan, motor support, motor and connecting axle, the chassis is formed with first locating part, motor support includes the support body and sets up in the second locating part of support body bottom, first locating part and second locating part are pegged graft and are cooperated, the support body is connected with the chassis, the motor sets up on the support body, motor and fan are arranged along the length direction on chassis, the fan cover is located outside the connecting axle, the first end of connecting axle is connected with the motor shaft of motor. The application provides an air conditioning indoor unit, the grafting cooperation between first locating part and the second locating part can share the impact force that strikes or fall and bring, avoids the motor to drive the skew of connecting axle or incline, has improved the reliability when the air conditioning indoor unit receives to fall to strike.

Description

Air conditioner indoor unit and air conditioner

Technical Field

The application relates to the technical field of air conditioning, in particular to an air conditioner indoor unit and an air conditioner.

Background

The air-conditioning indoor unit comprises a bearing assembly, a chassis, a fan, a motor base, a motor and a connecting shaft, wherein the motor base and the bearing assembly are arranged on the chassis, the motor is arranged on the motor base, the fan is sleeved outside the connecting shaft, the first end of the connecting shaft is connected with a motor shaft of the motor, the second end of the connecting shaft is arranged in the bearing assembly in a penetrating mode, the motor shaft rotates to drive the connecting shaft and the fan to rotate synchronously, and generally, the connecting shaft is prone to shifting or deflecting under the condition that the air-conditioning indoor unit is impacted or falls, and the performance of the air-conditioning indoor unit is affected.

SUMMERY OF THE UTILITY MODEL

In view of this, it is desirable to provide an air conditioning indoor unit and an air conditioner with high drop reliability.

In order to reach above-mentioned purpose, an aspect of this application embodiment provides an indoor set of air conditioner, the indoor set of air conditioner includes chassis, fan, motor support, motor and connecting axle, the chassis is formed with first locating part, motor support include the support body and set up in the second locating part of support body bottom, first locating part with the cooperation is pegged graft to the second locating part, the support body with the chassis is connected, the motor set up in on the support body, the motor with the fan is followed the length direction on chassis is arranged, the fan cover is located outside the connecting axle, the first end of connecting axle with the motor shaft of motor is connected.

In some embodiments, one of the first limiting member and the second limiting member is a slot, and the other of the first limiting member and the second limiting member is an insertion piece, and the insertion piece can be inserted into the slot; or, one of the first limiting part and the second limiting part is a hook, the other one of the first limiting part and the second limiting part is a hanging hole, and the free end of the hook can be inserted into the hanging hole and hook the surrounding part of the hanging hole.

In some embodiments, the first limiting members and the second limiting members are both plural, the plural first limiting members are arranged at intervals along the length direction of the chassis, and the second limiting members and the first limiting members are arranged in one-to-one correspondence.

In some embodiments, the rack comprises:

the two supporting plates are arranged at intervals along the length direction of the chassis; and

the back plate is positioned on one side of the supporting plates in the width direction of the chassis, the back plate is connected with the two supporting plates, the two supporting plates and the back plate jointly form a containing groove, the motor is fixedly supported on the two supporting plates, and at least part of the motor is positioned in the containing groove.

In some embodiments, the second position-limiting member is disposed on the supporting plate.

In some embodiments, the support plate is formed with a first bead and the backing plate is formed with a second bead; the first press rib and the second press rib are both in a strip shape; the first pressing rib and the second pressing rib are both arranged in parallel to the chassis.

In some embodiments, a third bead is formed at the joint of the support plate and the back plate; the third press rib is triangular.

In some embodiments, the support body includes the connecting plate, the connecting plate be located in the storage tank and set up in the bottom of backup pad, the connecting plate with the chassis butt, machine in the air conditioning includes first connecting piece, first connecting piece wear to locate the connecting plate with on the chassis.

In some embodiments, a fourth bead is formed at a junction of the connecting plate and the support plate.

In some embodiments, the indoor unit of air conditioner includes set up in the curb plate of the ascending one side of chassis length direction, the curb plate is formed with the mounting hole, the indoor unit of air conditioner includes bearing frame, elastic construction and bearing, the bearing is located in the elastic construction, the bearing frame is located the curb plate is close to one side of motor and lid are located around the mounting hole, the bearing frame with the curb plate encloses jointly and establishes and form accommodation space, elastic construction wears to locate in the mounting hole, elastic construction's the position in the curb plate is close to the part of motor place side is held and is located in the accommodation space, the second end of connecting axle wears to locate in the bearing frame with the elastic construction, the bearing housing is located outside the second end.

In some embodiments, the second end is greater than or equal to 20mm in length within the elastic structure.

In some embodiments, the resilient structure forms a cavity, a portion of the cavity is enlarged in a radial direction of the connecting shaft to form a bearing cavity, the bearing is accommodated in the bearing cavity, and the second end extends into the cavity through the bearing seat.

Another aspect of the embodiments of the present application provides an air conditioner, and the air conditioner further includes any one of the air conditioning indoor units described above.

According to the air-conditioning indoor unit provided by the embodiment of the application, the first limiting part and the second limiting part are in plug fit, on one hand, the first limiting part and the second limiting part not only have a limiting effect and can share impact force caused by impact or falling, but also can strengthen connection between the motor support and the chassis, so that a more stable whole is formed between the motor support and the chassis, and thus, under the condition that the air-conditioning indoor unit is impacted or falls, the motor support drives the motor to deviate to a certain extent, so that deviation or deflection of a connecting shaft driven by the motor is avoided, and the reliability of the air-conditioning indoor unit under falling impact is improved; on the other hand, the insertion and matching mode does not excessively increase the assembly steps and the assembly difficulty between the motor support and the chassis, and the motor support is convenient to position and assemble on the chassis.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a partial cross-sectional view of the structure shown in FIG. 1;

FIG. 4 is a schematic structural diagram of a motor bracket according to an embodiment of the present application;

FIG. 5 is another partial cross-sectional view of the structure shown in FIG. 1;

fig. 6 is an enlarged view of fig. 5 at B.

Description of the reference numerals

A chassis 10; a first stopper 11; side plates 12; a fan 20; a motor bracket 30; a frame body 31; a receiving groove 31 a; a support plate 311; the first beads 311 a; an arc-shaped slot 311 b; a back plate 312; the second beads 312 a; a connecting plate 313; a mounting plate 314; a second stopper 32; the third beads 310 a; the fourth bead 310 b; a motor 40; the lugs 41; a connecting shaft 50; a first end 51; a second end 52; a first connecting member 60; a bearing housing 70; a resilient structure 80; a cavity 80 a; bearing cavity 80 a'; the accommodating space 100 a; and a second connecting member 90.

Detailed Description

It should be noted that, in the present application, technical features in examples and embodiments may be combined with each other without conflict, and the detailed description in the specific embodiment should be understood as an explanation of the gist of the present application and should not be construed as an improper limitation to the present application.

In the description of the embodiments of the present application, the terms "longitudinal direction", "width direction", "top" and "bottom" are used as the orientations or positional relationships of the indoor unit of the air conditioner in normal use, for example, the orientations or positional relationships shown in fig. 1 and 2, and it should be understood that these terms are only used for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be interpreted as limiting the present application.

Referring to fig. 1 and 2, an embodiment of the present invention provides an air conditioning indoor unit, including a chassis 10, a fan 20, a motor bracket 30, a motor 40, and a connecting shaft 50, where the chassis 10 is formed with a first limiting member 11, the motor bracket 30 includes a frame body 31 and a second limiting member 32 disposed at the bottom of the frame body 31, the first limiting member 11 and the second limiting member 32 are in inserting fit, the frame body 31 is connected with the chassis 10, the motor 40 is disposed on the frame body 31, the motor 40 and the fan 20 are arranged along the length direction of the chassis 10, the fan 20 is sleeved outside the connecting shaft 50, and a first end 51 of the connecting shaft 50 is connected with a motor shaft of the motor 40. The indoor unit of the air conditioner can be an air duct machine.

In the existing air-conditioning indoor unit, a motor support is usually connected to a chassis through a screw, when the air-conditioning indoor unit is impacted or falls, the air-conditioning indoor unit is impacted in multiple directions, the screw is easy to loosen, the motor support is easy to deviate, so that a motor drives a connecting shaft to deviate or deflect, even a second end is separated, and the performance of the air-conditioning indoor unit is affected.

In the air-conditioning indoor unit provided by the embodiment of the application, the first limiting part 11 and the second limiting part 32 are in inserting fit, on one hand, the first limiting part 11 and the second limiting part 32 not only have a limiting effect and can share impact force caused by impact or falling, but also the first limiting part 11 and the second limiting part 32 can strengthen connection between the motor bracket 30 and the chassis 10, so that a more stable whole is formed between the motor bracket 30 and the chassis 10, and thus, under the condition that the air-conditioning indoor unit is impacted or falls is avoided to a certain extent, the motor 40 is driven by the motor 40 support to deviate, so that the motor 40 is prevented from driving the connecting shaft 50 to deviate or deflect, and reliability of the air-conditioning indoor unit when being impacted by falling is improved; on the other hand, the insertion and matching manner does not excessively increase the assembly steps and the assembly difficulty between the motor bracket 30 and the chassis 10, and the motor bracket 30 is conveniently positioned and assembled on the chassis 10.

The number of the fans 20 is not limited, and in an exemplary embodiment, the fans 20 are multiple, the fans 20 are disposed on both sides of the motor 40 along the length direction of the chassis 10, the motor 40 has two motor shafts, the number of the connecting shafts 50 is two, and the two connecting shafts 50 are respectively connected with the two motor shafts. With such a design, the plurality of fans 20 can increase the air volume. In an embodiment, referring to fig. 1, the number of the fans 20 is four, and two fans 20 are respectively disposed on two sides of the motor 40 along the length direction of the chassis 10. Therefore, the stress of the chassis 10 is more balanced, and the air volume of the indoor unit of the air conditioner is larger.

In the embodiments of the present application, a plurality means two or more.

The specific type of the air-conditioning indoor unit in the embodiment of the present application is not limited, and for example, the air-conditioning indoor unit is an air duct machine, and the chassis 10 is connected to a ceiling. That is, the air conditioning indoor unit is mounted on the ceiling.

In one embodiment, referring to fig. 5, the fan 20 includes a volute and a wind wheel located in the volute, the wind wheel is sleeved outside the connecting shaft 50, and the volute is connected to the chassis 10. The motor shaft drives the connecting shaft 50 and the wind wheel to synchronously rotate, and the wind wheel rotates to drive airflow to flow to the evaporator of the indoor unit of the air conditioner along the flow channel in the volute.

In an embodiment, referring to fig. 2, one of the first limiting member 11 and the second limiting member 32 is a slot, and the other of the first limiting member 11 and the second limiting member 32 is an insert, which can be inserted into the slot. For example, in one embodiment, the first limiting member 11 is a slot, and the second limiting member 32 is an insert. In another embodiment, the first limiting member 11 is an insertion piece, and the second limiting member 32 is a slot. Specifically, one side of the slot is open. When installing motor support 30, the slot is aimed at to the inserted sheet, and the inserted sheet inserts in the slot through the open department of slot, like this, just can fix a position motor support 30 to predetermineeing the position, is connected support body 31 and chassis 10 again, and the installation is quick, convenient, and the assembly degree of difficulty is lower relatively, and assembly efficiency is high. In the case of the air conditioning indoor unit suffering from impact or drop, the insert can provide an opposite force to limit the frame body 31 from being deviated.

In an embodiment, one of the first limiting member 11 and the second limiting member 32 is a hook, the other one of the first limiting member 11 and the second limiting member 32 is a hanging hole, and a free end of the hook can be inserted into the hanging hole and hooked around the hanging hole. For example, in one embodiment, the first limiting member 11 is a hook, and the second limiting member 32 is a hanging hole. In another embodiment, the first limiting member 11 is a hanging hole, and the second limiting member 32 is a hook. When installing motor support 30, the hanging hole is aimed at to the couple, and the free end of couple inserts in the hanging hole and hooks the position around the hanging hole, like this, just can fix a position motor support 30 to predetermineeing the position, is connected support body 31 and chassis 10 again, and the installation is quick, convenient, and the assembly degree of difficulty is lower relatively, and assembly efficiency is high. In the case of the air conditioning indoor unit suffering from an impact or a drop, the hook can provide an opposite force to restrict the frame body 31 from being deviated.

In order to further enhance the connection between the motor bracket 30 and the chassis 10, in an embodiment, referring to fig. 2, a plurality of first limiting members 11 and a plurality of second limiting members 32 are provided, the plurality of first limiting members 11 are arranged at intervals along the length direction of the chassis 10, and the second limiting members 32 and the first limiting members 11 are arranged in a one-to-one correspondence manner. The insertion fit between the first limiting members 11 and the second limiting members 32 can further enhance the connection between the motor bracket 30 and the chassis 10. Because the impact force along the length direction of the chassis 10 has a greater influence on the motor bracket 30, the plurality of first limiting members 11 are arranged at intervals along the length direction of the chassis 10, so that the impact force along the length direction of the chassis 10 can be better shared.

The specific structural form of the frame 31 is not limited, and in an exemplary embodiment, please refer to fig. 3 and fig. 4, the frame 31 includes two supporting plates 311 and a back plate 312, the two supporting plates 311 are disposed at intervals along the length direction of the chassis 10, the back plate 312 is disposed at one side of the supporting plate 311 along the width direction of the chassis 10, the back plate 312 is connected to the two supporting plates 311, the two supporting plates 311 and the back plate 312 together form an accommodating groove 31a, the motor 40 is fixedly supported on the two supporting plates 311, and at least a portion of the motor 40 is disposed in the accommodating groove 31 a. Design like this, the simple structure of support body 31, self weight is lighter and structural strength is better, and the motor 40 of being convenient for erects on support body 31, and backup pad 311 supports motor 40.

The material of the frame body 31 includes, but is not limited to, a metal material, such as steel.

The connection manner of the supporting plate 311 and the back plate 312 is not limited, and in an exemplary embodiment, two supporting plates 311 and two back plates 312 are welded. In another embodiment, the two support plates 311 and the back plate 312 are integrally formed, and for example, the two support plates 311 and the back plate 312 are formed by stamping. Design like this, the structural strength of support body 31 is better, reduces the risk that support body 31 warp, more resistant impact force.

The specific position of the second limiting member 32 on the frame 31 is not limited, and for example, in an embodiment, the second limiting member 32 is disposed on the back plate 312. In another embodiment, referring to fig. 4, the second limiting member 32 is disposed on the supporting plate 311. By such design, the impact force along the length direction of the chassis 10 can be better shared by the cooperation of the second limiting part 32 and the first limiting part 11.

In an embodiment, referring to fig. 4, the two supporting plates 311 are both provided with the second limiting members 32. In this way, the impact force can be better shared.

In an embodiment, referring to fig. 4, the two supporting plates 311 are respectively provided with a second limiting member 32. Therefore, impact force can be better shared, alignment of the first limiting part 11 and the second limiting part 32 is facilitated, and the motor support 30 can be conveniently assembled.

The connection manner between the second limiting member 32 and the supporting plate 311 is not limited, and in an exemplary embodiment, the second limiting member 32 and the supporting plate 311 are welded. In another embodiment, the second limiting member 32 and the supporting plate 311 are integrally formed, and for example, the second limiting member 32 and the supporting plate 311 are formed by stamping. With such a design, the structural strength between the second limiting member 32 and the supporting plate 311 is better, and the impact resistance is better. For example, the second limiting member 32 is an insert, and a plane of the insert is substantially parallel to a plane of the supporting plate 311, so that the second limiting member 32 and the supporting plate 311 are more conveniently formed by press, and the insert can better bear an impact force along the length direction of the chassis 10.

In order to further enhance the structural strength of the supporting plate 311 and the back plate 312, in an embodiment, referring to fig. 4, the supporting plate 311 is formed with a first rib 311a, and the back plate 312 is formed with a second rib 312 a. With such a design, the structural strength of the support plate 311 and the back plate 312 can be reinforced without increasing the thickness of the support plate 311 and the back plate 312, thereby reinforcing the structural strength of the frame body 31.

The specific shapes of the first bead 311a and the second bead 312a are not limited, and for example, in an embodiment, referring to fig. 4, the first bead 311a and the second bead 312a are both in the shape of a long strip, and the first bead 311a and the second bead 312a are both arranged parallel to the chassis 10. By such design, the first beads 311a can enhance the strength of the supporting plate 311 in a larger area, and the second beads 312a can enhance the strength of the back plate 312 in a larger area.

The number of the first beads 311a is not limited, and for example, in an embodiment, referring to fig. 4, the supporting plate 311 is formed with one first bead 311 a. In another embodiment, the supporting plate 311 is formed with a plurality of first beads 311a spaced apart along the height direction thereof. Thus, the structural strength of the support plate 311 is further enhanced.

The number of the second beads 312a is not limited, and for example, in an embodiment, referring to fig. 4, one second bead 312a is formed on the back plate 312. In another embodiment, the back plate 312 is formed with a plurality of second beads 312a spaced apart along the height direction thereof. In this manner, the structural strength of back plate 312 is further enhanced.

In one embodiment, referring to fig. 4, the first pressing rib 311a protrudes toward the receiving groove 31 a. In this way, the first pressing rib 311a is prevented from occupying the space outside the frame body 31, so that the structures of the motor 40, the fan 20 and the like can be more reasonably arranged in the limited space of the chassis 10.

In one embodiment, referring to fig. 4, a third bead 310a is formed at the joint of the supporting plate 311 and the back plate 312. The joint of the supporting plate 311 and the back plate 312 is generally a weak point, and the third beads 310a can reinforce the structural strength of the joint of the supporting plate 311 and the back plate 312, so that the shelf body 31 is more stable.

The specific shape of the third beads 310a is not limited, and for example, in an embodiment, please refer to fig. 4, the third beads 310a are triangular. The joint of the supporting plate 311 and the back plate 312 is in a corner structure, and the third pressing rib 310a is in a triangular shape, so that the structural strength of the joint of the supporting plate 311 and the back plate 312 can be effectively enhanced.

The number of the third beads 310a is not limited, and for example, in an embodiment, referring to fig. 4, a third bead 310a is formed at the connection position of the supporting plate 311 and the back plate 312. In another embodiment, a plurality of third beads 310a are formed at the connection position of the supporting plate 311 and the back plate 312 and are spaced apart from each other along the height direction of the frame 31. In this way, the structural strength is further enhanced.

In one embodiment, referring to fig. 4, the third pressing rib 310a protrudes toward the receiving groove 31 a. In this way, the third bead 310a is prevented from occupying the space outside the frame body 31, so that the structures of the motor 40 and the fan 20 are better arranged in the limited space of the chassis 10.

The specific connection manner of the frame body 31 and the chassis 10 is not limited, and for example, in an embodiment, please refer to fig. 2 and fig. 4, the frame body 31 includes a connection plate 313, the connection plate 313 is located in the accommodating groove 31a and is disposed at the bottom of the supporting plate 311, the connection plate 313 abuts against the chassis 10, the indoor air conditioning unit includes a first connection element 60, and the first connection element 60 is disposed on the connection plate 313 and the chassis 10 in a penetrating manner. The first coupling member 60 couples the frame body 31 and the chassis 10. The connection plate 313 is located in the accommodation groove 31a, so that the connection plate 313 is prevented from occupying the space outside the frame body 31, and the structures of the motor 40, the fan 20 and the like can be better arranged in the limited space of the chassis 10.

In one embodiment, referring to fig. 2, the first connecting member 60 includes, but is not limited to, a screw or a bolt.

In an embodiment, referring to fig. 2 and 4, the number of the connection plates 313 is two, and the two connection plates 313 are respectively connected to the two support plates 311. Thus, the connection between the frame body 31 and the chassis 10 is more stable.

In one embodiment, referring to fig. 4, a fourth bead 310b is formed at the connection position of the connection plate 313 and the support plate 311. The connection point of the connection plate 313 and the support plate 311 is generally a weak point, and the fourth beads 310b can reinforce the structural strength of the connection point of the connection plate 313 and the support plate 311, so that the frame body 31 is more stable.

The specific shape of the fourth bead 310b is not limited, and for example, in an embodiment, please refer to fig. 4, the fourth bead 310b has a triangular shape. The connecting part of the connecting plate 313 and the supporting plate 311 is in a corner structure, and the fourth pressing rib 310b is in a triangular shape, so that the structural strength of the connecting part of the connecting plate 313 and the supporting plate 311 can be effectively enhanced.

The number of the fourth beads 310b is not limited, and in an exemplary embodiment, one fourth bead 310b is formed at the connection portion of the connection plate 313 and the support plate 311. In another embodiment, referring to fig. 4, a plurality of fourth beads 310b are formed at the connection position of the connection plate 313 and the support plate 311 and are spaced apart from each other along the width direction of the chassis 10. In this way, the structural strength is further enhanced.

In one embodiment, referring to fig. 4, the fourth pressing rib 310b protrudes toward the receiving groove 31 a. In this way, the fourth bead 310b is prevented from occupying the space outside the frame body 31, so that the structures of the motor 40 and the fan 20 are better arranged in the limited space of the chassis 10.

In an embodiment, referring to fig. 2 and 4, the indoor unit of an air conditioner includes a second connector 90, a housing of the motor 40 is formed with a protruding lug 41, a top surface of the supporting plate 311 is formed with an arc-shaped groove 311b, the frame body 31 includes a mounting plate 314, the mounting plate 314 is located at the arc-shaped groove 311b and is disposed on one side of the supporting plate 311 away from the back plate 312, the housing is accommodated in the arc-shaped groove 311b, the protruding lug 41 abuts against the mounting plate 314, and the second connector 90 is disposed on the protruding lug 41 and the mounting plate 314 in a penetrating manner. On the one hand, the motor 40 can be more stably supported in the arc-shaped slot 311b, and on the other hand, the motor 40 is fixed to the frame body 31 by the second connecting member 90.

In an embodiment, referring to fig. 2 and 4, two lugs 41 and two mounting plates 314 are provided, the lugs 41 are located at two sides of the housing along the length direction of the chassis 10, and the two mounting plates 314 are respectively disposed on the two support plates 311. By adopting the design, the connection between the motor 40 and the frame body 31 is more stable.

In an embodiment, referring to fig. 5 and 6, the air conditioning indoor unit includes a side plate 12 disposed on one side of the chassis 10 in the length direction, the side plate 12 is formed with a mounting hole, the air conditioning indoor unit includes a bearing seat 70, an elastic structure 80 and a bearing, the bearing is disposed in the elastic structure 80, the bearing seat 70 is disposed on one side of the side plate 12 close to the motor 40 and covers around the mounting hole, the bearing seat 70 and the side plate 12 together enclose to form an accommodating space 100a, the elastic structure 80 is disposed in the mounting hole in a penetrating manner, a portion of the elastic structure 80, which is located on the side of the side plate 12 close to the motor 40, is accommodated in the accommodating space 100a, the second end 52 of the connecting shaft 50 is disposed in the bearing seat 70 and the elastic structure 80 in a penetrating manner, and the bearing is sleeved outside the second end 52. The elastic structure 80 is a structure having a certain elastic force, and the elastic structure 80 utilizes the elastic force of itself to play roles of buffering, noise reduction and the like, so that vibration and noise caused by collision of a bearing and other structural members in the rotation process of the connecting shaft 50 are avoided. The part of the elastic structure 80, which is located on the side where the side plate 12 is close to the motor 40, is not exposed, that is, the bearing seat 70 can press the part of the elastic structure 80, which is located on the side where the side plate 12 is close to the motor 40, onto the side plate 12, so that when the air conditioning indoor unit is impacted or falls, the second end 52 is impacted to easily drive the bearing to move in the elastic structure 80, the bearing seat 70 and the side plate 12 can limit the deformation of the elastic structure 80 together, because the bearing seat 70 can completely wrap the part of the elastic structure 80, which is located on the side where the side plate 12 is close to the motor 40, in the accommodating space 100a, the second end 52 can be prevented from driving the bearing to deviate, incline, turn or even fall out of the elastic structure 80, and the reliability of the air conditioning indoor unit when being impacted by falling is further improved.

The material of the elastic structure 80 is not limited, and for example, the material of the elastic structure 80 includes, but is not limited to, rubber, etc.

In one embodiment, the bearing support 70 is removably attached to the side plate 12. In this way, the loading and unloading of the bearing housing 70 is facilitated. For example, the bearing blocks 70 are connected to the side plates 12 by screws or bolts.

In one embodiment, referring to fig. 6, the length L of the second end 52 in the elastic structure 80 is greater than or equal to 20 mm. Illustratively, the length L of the second end 52 within the resilient structure 80 is 20mm, 21mm, 22mm, 22.5mm, or the like. Thus, the length of the second end 52 inserted into the accommodating space 100a can be increased, and the risk of the second end 52 carrying the bearing out is further reduced.

In one embodiment, referring to fig. 6, the elastic structure 80 is formed with a cavity 80a, a portion of the cavity 80a is enlarged along a radial direction of the connecting shaft 50 to form a bearing cavity 80a ', the bearing is accommodated in the bearing cavity 80 a', and the second end 52 extends into the cavity 80a through the bearing seat 70. On the one hand, bearing chamber 80a 'carries on spacingly to the bearing, and the bearing can hold stably in bearing chamber 80 a', and elastic construction 80 parcel bearing avoids the bearing to deviate from elastic construction 80 to a certain extent. On the other hand, the second end 52 extends into the cavity 80a, and the elastic structure 80 can better limit the play of the second end 52.

Another aspect of the embodiments of the present application further provides an air conditioner, where the air conditioner includes an air conditioner indoor unit in any one of the embodiments.

In one embodiment, the air conditioner further comprises an outdoor unit of the air conditioner.

The various embodiments/implementations provided herein may be combined with each other without contradiction.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides an indoor unit of air conditioner, a serial communication port, indoor unit of air conditioner includes chassis, fan, motor support, motor and connecting axle, the chassis is formed with first locating part, motor support include the support body and set up in the second locating part of support body bottom, first locating part with the cooperation of pegging graft of second locating part, the support body with the chassis is connected, the motor set up in on the support body, the motor with the fan is followed the length direction on chassis is arranged, the fan cover is located outside the connecting axle, the first end of connecting axle with the motor shaft of motor is connected.

2. The indoor unit of claim 1, wherein one of the first and second limiting members is a slot, and the other of the first and second limiting members is an insert that can be inserted into the slot; or, one of the first limiting part and the second limiting part is a hook, the other one of the first limiting part and the second limiting part is a hanging hole, and the free end of the hook can be inserted into the hanging hole and hook the surrounding part of the hanging hole.

3. The indoor unit of claim 1, wherein the first limiting members and the second limiting members are plural, the plural first limiting members are arranged at intervals along a length direction of the base plate, and the second limiting members and the first limiting members are arranged in one-to-one correspondence.

4. An indoor unit of an air conditioner according to claim 1, wherein the frame body includes:

5. An indoor unit of an air conditioner according to claim 4, wherein the second limiting member is provided on the support plate.

6. An indoor unit of an air conditioner according to claim 4, wherein the support plate is formed with a first bead, and the back plate is formed with a second bead; the first press rib and the second press rib are both in a strip shape; the first pressing rib and the second pressing rib are both arranged in parallel to the chassis.

7. An indoor unit of an air conditioner according to claim 4, wherein a third bead is formed at a joint of the support plate and the back plate; the third press rib is triangular.

8. An indoor unit of an air conditioner as claimed in claim 4, wherein the frame body includes a connecting plate disposed in the accommodating groove and at the bottom of the supporting plate, the connecting plate abuts against the chassis, and the indoor unit of an air conditioner includes a first connecting member disposed through the connecting plate and the chassis.

9. An indoor unit of an air conditioner according to claim 8, wherein a fourth bead is formed at a joint of the connecting plate and the support plate.

10. The indoor unit of an air conditioner according to any one of claims 1 to 9, wherein the indoor unit of an air conditioner includes a side plate disposed on one side of the chassis in a length direction, the side plate is formed with a mounting hole, the indoor unit of an air conditioner includes a bearing seat, an elastic structure, and a bearing, the bearing is disposed in the elastic structure, the bearing seat is disposed on one side of the side plate close to the motor and covers the mounting hole, the bearing seat and the side plate together enclose a receiving space, the elastic structure is disposed in the mounting hole in a penetrating manner, a portion of the elastic structure, which is located on the side of the side plate close to the motor, is received in the receiving space, a second end of the connecting shaft is disposed in the bearing seat and the elastic structure in a penetrating manner, and the bearing is sleeved outside the second end.

11. An indoor unit of an air conditioner according to claim 10, wherein the length of the second end in the elastic structure is greater than or equal to 20 mm.

12. An indoor unit of an air conditioner according to claim 10, wherein the elastic structure is formed with a cavity, a portion of the cavity is enlarged in a radial direction of the connecting shaft to form a bearing cavity, the bearing is accommodated in the bearing cavity, and the second end extends into the cavity through the bearing holder.

13. An air conditioner characterized by further comprising an indoor unit of an air conditioner as set forth in any one of claims 1 to 12.