WO2022247431A1

WO2022247431A1 - Air conditioner indoor unit and air conditioner

Info

Publication number: WO2022247431A1
Application number: PCT/CN2022/082931
Authority: WO
Inventors: 田志强; 庄佳兰; 李婧; 顾明亮
Original assignee: 青岛海尔空调器有限总公司; 青岛海尔空调电子有限公司; 青岛海尔智能技术研发有限公司; 海尔智家股份有限公司
Priority date: 2021-05-28
Filing date: 2022-03-25
Publication date: 2022-12-01
Also published as: CN215597426U

Abstract

Provided is an air conditioner indoor unit, comprising: a casing which is internally provided with a casing bottom plate (300) and comprises an air duct framework (200) located on one side of the casing bottom plate (300); and buckle assemblies (100), the plurality of buckle assemblies (100) being provided at the bottom of the casing bottom plate (300) in the longitudinal direction of the casing bottom plate (300), and each buckle assembly comprising a pivoting part and a clamping part that is used for clamping the air duct framework (200). One side of the pivoting part is pivotally connected to the casing bottom plate (300), and the other side of the pivoting part is pivotally connected to the clamping part, such that the clamping part is in clamping fit connection with the air duct framework (200) from different positions and angles; and when the pivoting part pivots to a locking position, the air duct framework (200) is pulled by the clamping part to lean against the casing bottom plate (300). In this way, the pivoting part can pivot relative to the casing bottom plate (300) so as to drive the clamping part to move to different positions, and the clamping part can pivot relative to the pivoting part so as to adjust the angle between the clamping part and the pivoting part, such that the air duct framework (200) can be clamped from different angles.

Description

Air conditioner indoor unit and air conditioner

This application is based on a Chinese patent application with application number 202121186953.3 and a filing date of May 28, 2021, and claims the priority of this Chinese patent application. The entire content of this Chinese patent application is hereby incorporated by reference into this application.

technical field

The present application relates to the technical field of household appliances, for example, to an air conditioner indoor unit and an air conditioner.

Background technique

At present, with the improvement of people's living standards, household air conditioners have gradually become indispensable household appliances for people. The air conditioner generally includes an indoor unit and an outdoor unit. The casing of the indoor unit is mainly composed of a front frame, a chassis chassis and a lower decorative panel. A fan assembly is installed in the casing. The fan assembly includes an air duct frame, and the bottom of the air duct frame Connected to the case chassis.

In the process of implementing the embodiments of the present disclosure, at least the following problems are found in the related art: the prior art discloses an air conditioner, the bottom of the air duct skeleton is connected to the chassis chassis through a buckle assembly, but the buckle of the buckle The connection part can only be clamped to the air duct framework after the air duct framework and the chassis chassis are in contact, which is less flexible.

Contents of the invention

In order to provide a basic understanding of some aspects of the disclosed embodiments, a brief summary is presented below. The summary is not intended to be an extensive overview nor to identify key/important elements or to delineate the scope of these embodiments, but rather serves as a prelude to the detailed description that follows.

Embodiments of the present disclosure provide an air conditioner indoor unit and an air conditioner to solve the problem of poor flexibility of the buckle assembly used to fasten the air duct frame to the chassis chassis.

In some embodiments, the air conditioner indoor unit includes:

The casing has an air duct framework inside, including a chassis chassis located on one side of the air duct framework;

A buckle assembly, a plurality of the buckle assemblies are arranged on the bottom of the chassis chassis along the longitudinal direction of the air duct skeleton, including a pivoting part and a buckling part for snapping the air duct skeleton;

One side of the pivoting part is pivotally connected to the chassis chassis, and the other side is pivotally connected to the clamping part, so that the clamping part forms a clamping fit with the air duct skeleton from different positions and angles connect;

When the pivoting part is pivoted to the locking position, it pulls the air duct framework against the chassis chassis through the engaging part.

Optionally, the pivoting portion includes a pivoting plate, the clamping portion includes a clamping plate, a first avoidance opening is opened on one side of the clamping plate, and the pivoting plate is parallel to the clamping plate. The board is arranged in the first avoidance port;

The buckle assembly also includes a first pivot shaft, the first pivot shaft passes through the side of the pivot plate, and its two ends are respectively connected to the two sides of the first escape opening corresponding to the pivot plate side walls;

The clamping plate pivots relative to the pivoting plate through the first pivoting shaft.

Optionally, the side of the clamping plate away from the first avoidance opening is bent toward the air duct frame to form a clamping flange;

The air duct skeleton is provided with a card interface, and the card joint flange is extended into the card interface to form a card joint connection with the card interface.

Optionally, one or more reinforcing ribs are provided between the clamping flange and the clamping plate;

The cavity wall at the entrance of the card interface is provided with a rib notch corresponding to the reinforcement bar, so that the reinforcement bar enters the card interface.

Optionally, an abutment plate is provided inside the card interface, and the abutment plate has an abutment surface with an inclination equal to the surface of the reinforcement rib facing the inside of the card interface;

Each of the abutment plates corresponds to a reinforcement rib, and the abutment plate abuts against the reinforcement rib through the abutment surface.

Optionally, the pivoting plate is provided with a second avoidance opening toward one side of the first avoidance opening, and the chassis chassis is provided with a shaft protrusion corresponding to a position in the second avoidance opening;

The buckle assembly also includes a second pivot shaft, the second pivot shaft passes through the shaft protrusion and its two ends are respectively connected to the inner walls corresponding to the shaft protrusion on both sides of the second avoidance opening;

The pivoting plate pivots relative to the pivoting shaft through the second pivoting shaft.

Optionally, the pivoting plate extends to the outside of the first avoidance opening to form an overhanging plate segment.

Optionally, the air conditioner indoor unit further includes a clamping assembly, and the clamping component is used for clamping the pivoting plate when the pivoting plate is pivoted to the locking position.

Optionally, the clamping component includes:

a locking protrusion disposed on the side of the pivot plate facing the outside of the first avoidance opening;

A clamping vertical plate, one side of which is connected to the chassis chassis, and the other side has a clamping edge bent toward the pivot plate, and the clamping flange is located at the edge of the clamping protrusion on the turning track;

When the pivoting plate pivots to the locking position, the locking protrusion is located between the locking flange and the chassis chassis, and the inner bending surface of the locking flange and The chassis and chassis jointly hold the pivot plate.

In some embodiments, the air conditioner includes the air conditioner indoor unit in any of the above embodiments.

The air conditioner indoor unit and the air conditioner provided by the embodiments of the present disclosure can achieve the following technical effects:

One side of the pivoting part is pivotally connected to the chassis chassis, and the other side is pivotally connected to the clamping part, then the pivoting part can pivot relative to the chassis chassis to drive the clamping part to move to different positions, and the clamping part can be relatively The pivoting part is pivoted to adjust the angle between the clipping part and the pivoting part so as to clip the air duct frame from different angles. When the pivoting part pivots to the locking position, the pivoting part pulls the air channel framework tightly and leans against the chassis chassis through the engaging part. In this way, there is no need to connect the air duct framework to the chassis chassis by using the fastening part after the air duct framework and the chassis chassis are in close contact, which is very flexible and convenient.

The foregoing general description and the following description are exemplary and explanatory only and are not intended to limit the application.

Description of drawings

One or more embodiments are exemplified by the corresponding drawings, and these exemplifications and drawings do not constitute a limitation to the embodiments, and elements with the same reference numerals in the drawings are shown as similar elements, The drawings are not limited to scale and in which:

FIG. 1 is a schematic structural diagram of a chassis chassis and an air duct skeleton provided by an embodiment of the present disclosure;

Fig. 2 is an enlarged view of part A of Fig. 1;

Fig. 3 is a schematic diagram of the position of the buckle assembly provided by the embodiment of the present disclosure;

Fig. 4 is an exploded schematic diagram of a buckle assembly provided by an embodiment of the present disclosure;

Fig. 5 is a schematic structural diagram of a clamping plate provided by an embodiment of the present disclosure;

Fig. 6 is a schematic structural diagram of a pivot plate provided by an embodiment of the present disclosure;

Fig. 7 is a schematic structural diagram of a buckle mounting plate provided by an embodiment of the present disclosure;

Fig. 8 is an enlarged view of part B of Fig. 7;

FIG. 9 is a schematic diagram of a card interface provided by an embodiment of the present disclosure.

Reference signs:

100: buckle assembly; 110: snap-in plate; 111: first avoidance opening; 112: snap-in flange; 113: reinforcement rib; 114: first shaft hole; 120: pivot plate; 121: second avoidance Mouth; 122: extended plate section; 123: second shaft hole; 130: first pivot shaft; 140: second pivot shaft;

200: air duct skeleton; 210: card interface; 220: abutment plate;

300: chassis chassis; 310: buckle mounting plate; 311: protective flange; 312: shaft protrusion;

400: hold the vertical plate; 410: hold the fold; 420: hold the protrusion.

Detailed ways

In order to understand the characteristics and technical content of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure will be described in detail below in conjunction with the accompanying drawings. The attached drawings are only for reference and description, and are not intended to limit the embodiments of the present disclosure. In the following technical description, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown simplified in order to simplify the drawings.

The terms "first", "second" and the like in the description and claims of the embodiments of the present disclosure and the above drawings are used to distinguish similar objects, and are not necessarily used to describe a specific sequence or sequence. It should be understood that the data so used may be interchanged under appropriate circumstances so as to facilitate the embodiments of the disclosed embodiments described herein. Furthermore, the terms "comprising" and "having", as well as any variations thereof, are intended to cover a non-exclusive inclusion.

In the embodiments of the present disclosure, the orientations or positional relationships indicated by the terms "upper", "lower", "inner", "middle", "outer", "front", "rear" etc. are based on the orientations or positional relationships shown in the drawings. Positional relationship. These terms are mainly used to better describe the embodiments of the present disclosure and their implementations, and are not used to limit that the indicated devices, elements or components must have a specific orientation, or be constructed and operated in a specific orientation. Moreover, some of the above terms may be used to indicate other meanings besides orientation or positional relationship, for example, the term "upper" may also be used to indicate a certain attachment relationship or connection relationship in some cases. Those skilled in the art can understand the specific meanings of these terms in the embodiments of the present disclosure according to specific situations.

In addition, the terms "setting", "connecting" and "fixing" should be interpreted broadly. For example, "connection" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, or two devices, components or Internal connectivity between components. Those skilled in the art can understand the specific meanings of the above terms in the embodiments of the present disclosure according to specific situations.

Unless stated otherwise, the term "plurality" means two or more.

In the embodiments of the present disclosure, the character "/" indicates that the preceding and following objects are an "or" relationship. For example, A/B means: A or B.

The term "and/or" is an associative relationship describing objects, indicating that there can be three relationships. For example, A and/or B means: A or B, or, A and B, these three relationships.

It should be noted that, in the case of no conflict, the embodiments in the embodiments of the present disclosure and the features in the embodiments can be combined with each other.

As shown in FIGS. 1-9 , an embodiment of the present disclosure provides an air conditioner indoor unit, including a casing and a buckle assembly. Wherein, the interior of the casing is provided with an air duct framework 200, including a chassis chassis 300 located on one side of the air duct framework 200; a plurality of buckle components 100 are arranged on the bottom of the chassis chassis 300 along the longitudinal direction of the air duct framework 200, including The pivoting part and the clamping part for clamping the air duct skeleton 200; one side of the pivoting part is pivotally connected to the chassis chassis 300, and the other side is pivotally connected to the clamping part, so that the clamping part can be connected from different positions and The angle and the air duct frame 200 form a snap-fit connection; when the pivoting part pivots to the locked position, it pulls the air duct frame 200 against the chassis chassis 300 through the snap joint.

With the air-conditioning indoor unit provided by the embodiment of the present disclosure, one side of the pivot joint is pivotally connected to the chassis chassis 300, and the other side is pivotally connected to the snap joint, so that the pivot joint can pivot relative to the chassis chassis 300 to drive The engaging portion moves to different positions, and the engaging portion can pivot relative to the pivoting portion to adjust the angle between the engaging portion and the pivoting portion so as to engage the air duct frame 200 from different angles. When the pivoting part pivots to the locked position, the pivoting part pulls the air duct frame 200 tight and abuts against the chassis chassis 300 through the engaging part. In this way, there is no need to connect the air duct framework 200 to the chassis chassis 300 using the buckle after the air duct framework 200 and the chassis chassis 300 are in close contact, which is very flexible and convenient.

In some embodiments, the indoor unit of the air conditioner is a wall-mounted air conditioner, and its casing is surrounded by a front frame, a lower decorative panel, and a casing chassis 300. An air duct skeleton 200 is arranged inside the casing, and the air duct skeleton 200 is arranged along its longitudinal direction. are arranged in parallel in the casing. The casing chassis 300 is provided with a hanging mounting plate through which the casing is hung on the wall. After being hung on the wall, the front frame is positioned above the front of the casing chassis 300, and the lower decorative plate is positioned at the top of the casing. Below the chassis 300 , the chassis chassis 300 is located behind the air duct frame 200 and is parallel to the wall.

Further, the front frame includes a front panel located in front of the chassis chassis 300, the front part of the air duct frame 200 is connected to the front frame through the front connection structure, the bottom of the air duct frame 200 is supported by the lower decorative plate, and the chassis chassis 300 The bottom is provided with a plurality of buckle components 100 along the longitudinal direction of the air duct framework 200 , and the air duct framework 200 is connected to the chassis chassis 300 through the plurality of buckle components 100 .

In some embodiments, as shown in FIGS. 1-4 , the pivoting portion includes a pivoting plate 120, the engaging portion includes a locking plate 110, a first avoidance opening 111 is opened on one side of the locking plate 110, and the pivoting plate 120 is arranged in the first avoidance port 111 parallel to the clamping plate 110; the buckle assembly 100 also includes a first pivot shaft 130, the first pivot shaft 130 passes through the side of the pivot plate 120, and its two ends are respectively connected to Both sides of the first escape opening 111 correspond to the inner walls of the sides of the pivot plate 120 ; the locking plate 110 pivots relative to the pivot plate 120 through the first pivot shaft 130 . In this way, one side of the pivot plate 120 is pivotally connected to the clamping plate 110 through the first pivot shaft 130, and the clamping plate 110 can adjust the angle between the two by rotating relative to the pivot plate 120, so that the clamping plate 110 It can be clamped to the air duct frame 200 from different angles.

Further, as shown in FIG. 5 , the clamping plate 110 is configured as a rectangular plate, and any wide side of the clamping plate 110 is provided with a rectangular first avoidance opening 111 , and the sides of the rectangular first avoidance opening 111 are parallel to each other. on the edge of the rectangular locking board 110 . The pivoting plate 120 is configured as a rectangular plate, and its plate surface is parallel to the plate surface of the clamping plate 110. Part or all of the pivoting plate 120 is arranged in the first escape opening 111, and the side line of the first escape opening 111 is parallel to The edge of the pivot plate 120 .

Furthermore, the pivot plate 120 is entirely located in the first avoidance opening 111, and the first pivot shaft 130 is passed through the middle of the side of the pivot plate 120, between the side of the pivot plate 120 and the side of the first avoidance opening 111 There is a rotation gap, so that the pivot plate 120 does not interfere with the side wall of the first avoidance opening 111 , and thus rotates relative to the first avoidance opening 111 through the first pivot shaft 130 .

Furthermore, the inner walls corresponding to the sides of the pivoting plate 120 on both sides of the first avoidance opening 111 are respectively provided with first shaft holes 114, and the first pivoting shaft 130 passes through the side of the pivoting plate 120, and the first pivoting shaft 130 The two ends of each are installed in the corresponding first shaft holes 114 respectively.

Further, the first pivot shaft 130 is fixed on the pivot plate 120, and the two ends of the first pivot shaft 130 are connected with the corresponding first shaft holes 114 by clearance fit, so that the first pivot shaft 130 can be relatively The first shaft hole 114 rotates, thereby driving the pivot plate 120 to rotate. Alternatively, both ends of the first pivot shaft 130 are fixed in the corresponding first shaft holes 114, and the first pivot shaft 130 is passed through the pivot plate 120, and the two ends are connected by a clearance fit, so that the pivot plate 120 can Rotate relative to the first pivot axis 130 .

Furthermore, the hole wall of the first rotating shaft hole 114 is provided with a rectangular first installation notch along the axial direction of the first rotating shaft hole 114, and the length of the first rectangular installing notch is equal to the depth of the first rotating shaft hole 114. In this way, the One end of the first pivot shaft 130 is pressed into the first shaft hole 114 from the first installation notch. The width of the first installation notch is smaller than the diameter of the first shaft hole 114 , so that the first pivot shaft 130 cannot easily come out of the first shaft hole 114 after being pressed into the first shaft hole 114 .

Furthermore, the side of the clamping plate 110 away from the first avoidance opening 111 is bent towards the air channel frame 200 to form a clamping flange 112; the air channel frame 200 is provided with a card interface 210, and the clamping flange 112 extends into the card interface 210 and the card interface 210 to form a snap fit connection. In this way, after the clamping flange 112 is inserted into the clamping interface 210 , the clamping plate 110 is clamped to the air duct framework 200 , and the pivoting plate 120 can drive the air duct framework 200 to move through the clamping plate 110 .

Furthermore, the clamping plate 110 is configured as a rectangular plate, and its wide side away from the first avoidance opening 111 is bent toward the air duct frame 200 to form a clamping flange 112 , and the cross-sectional shape of the clamping flange 112 is It is in the shape of "7".

Furthermore, one or more reinforcing ribs 113 are provided between the clamping flange 112 and the clamping plate 110; the cavity wall at the entrance of the card interface 210 is provided with a rib gap corresponding to the reinforcing ribs 113, so that The reinforcing rib 113 enters the card interface 210 . In this way, the connection strength between the clamping flange 112 and the clamping plate 110 is improved by reinforcing the rib 113, and the clamping flange 112 can be connected to the entrance of the clamping interface 210 when it is stretched into the clamping interface 210 by arranging the rib gap. The cavity walls do not interfere.

Further, as shown in FIG. 9 , the card interface 210 is provided with an abutment plate 220, and the abutment plate 220 has an abutment surface with the same slope as the surface of the reinforcement rib 113 facing the card interface 210; each reinforcement plate The rib 113 corresponds to an abutting plate 220 , and the abutting plate 220 abuts against the stiffener 113 through the abutting surface. In this way, by setting the abutment plate 220, after the clipping flange 112 extends into the card interface 210, the abutting plate 220 and the reinforcement rib 113 abut against each other through the abutting surfaces of equal slope, which improves the connection between the clipping flange 112 and The clamping strength of the card interface 210 after clamping and mating.

In some embodiments, the pivoting plate 120 is provided with a second avoidance opening 121 toward one side of the first avoidance opening 111, and the chassis chassis 300 is provided with a shaft protrusion 312 corresponding to the position inside the second avoidance opening 121; The assembly 100 also includes a second pivot shaft 140, the second pivot shaft 140 is passed through the shaft protrusion 312 and its two ends are respectively connected to the inner walls of the corresponding shaft protrusions 312 on both sides of the second avoidance port 121; the pivot plate 120 passes through The second pivot shaft 140 pivots relative to the shaft protrusion 312 .

In this way, the pivoting plate 120 pivots relative to the shaft protrusion 312 through the second pivoting shaft 140. Since the engaging plate 110 is connected to the pivoting plate 120, the pivoting plate 120 can drive the engaging plate 110 to move when it rotates. The connection mode between the clamping plate 110 and the pivoting plate 120 is pivotal, so after the pivoting plate 120 moves to a specific position or during the movement, the angle between the clamping plate 110 and the pivoting plate 120 can be adjusted by pivoting , so as to facilitate the clamping plate 110 to be clamped to the air duct frame 200 at different positions and from different angles.

Further, the pivoting plate 120 is configured as a rectangular plate, and the side of the pivoting plate 120 facing the inner side of the first avoiding opening 111 is provided with a rectangular second avoiding opening 121, and the side line of the rectangular second avoiding opening 121 is parallel to The edge of the rectangular pivot plate 120 .

Further, the rotation shaft protrusion 312 is protruded from the bottom of the chassis chassis 300 , and the position of the rotation shaft protrusion 312 corresponds to the position in the second escape opening 121 . The shaft protrusion 312 is configured as a bar-shaped protrusion with a circular cross section, and a second shaft hole 123 is opened in the middle of the shaft protrusion 312 along the longitudinal direction thereof. The second pivot shaft 140 passes through the second shaft hole 123 on the shaft protrusion 312 .

Furthermore, optionally, the side of the second shaft hole 123 corresponding to the shaft protrusion 312 in the second avoidance port 121 protrudes and extends toward the second shaft hole 123, forming a structure passing through the second shaft hole 123 and connected to the second shaft hole 123. The second pivot shaft 140 on the other side of the second avoidance port 121 . Moreover, the second pivot shaft 140 is connected to the second shaft hole 123 by clearance fit, and the second pivot shaft 140 can rotate in the second shaft hole 123 to drive the pivot plate 120 to rotate.

Further, optionally, the two rotation shaft protrusions 312 are set corresponding to the positions of the two opposite inner walls of the second avoidance opening 121, and the two opposite inner walls of the second avoidance opening 121 face the second rotation shaft holes 123 of the corresponding rotation shaft protrusions 312 respectively. protrudes and extends to form a second pivot shaft 140 that only passes through the corresponding second shaft hole 123 .

Furthermore, the hole wall of the second shaft hole 123 is provided with a rectangular second installation notch along the axial direction of the second shaft hole 123, and the length of the second rectangular installation notch is equal to the depth of the second shaft hole 123. In this way, the The second pivot shaft 140 is pressed into the second shaft hole 123 from the second installation notch. The width of the second installation notch is smaller than the diameter of the second shaft hole 123 , so that the second pivot shaft 140 cannot easily come out of the first shaft hole 114 after being pressed into the second shaft hole 123 .

Furthermore, as shown in FIG. 6 , the pivoting plate 120 extends to the outside of the first avoidance opening 111 to form an outwardly extending plate section 122 . In this way, the pivoting plate 120 can be rotated conveniently through the outstretched plate section 122 , so that the pivoting plate 120 can rotate relative to the second escape opening 121 through the second pivoting shaft 140 .

In some embodiments, the air-conditioning indoor unit further includes a clamping component for clamping the pivoting plate 120 when the pivoting plate 120 is pivoted to the locked position. In this way, the pivoting plate 120 can be clamped and fixed at the locking position by the clamping assembly.

Further, as shown in FIG. 7 and FIG. 8 , the clamping assembly includes a clamping riser 400 and a clamping protrusion 420 . Wherein, the clamping protrusion 420 is arranged on the side of the pivoting plate 120 facing the outside of the first avoidance opening 111; the locking flange 410, and the locking flange 410 is located on the rotation track of the locking protrusion 420; Between the chassis 300 , and the inner bending surface of the retaining flange 410 and the chassis chassis 300 jointly clamp the pivot plate 120 . In this way, when the locking protrusion 420 is jointly locked by the locking flange 410 and the chassis chassis 300 , the pivot plate 120 is fixed at the locked position.

Further, the retaining flange 410 is configured as an elastic flange, which is suitable for the working environment where the pivot plate 120 is frequently rotated to or from the locked position.

Furthermore, the overhanging plate section 122 is formed above the holding protrusion 420, and when the holding protrusion 420 is rotated between the holding flange 410 and the chassis chassis 300, the outhanging plate section 122 is positioned at the holding fold. above the outer bending surface of the edge 410 . In this way, the pivoting plate 120 can be disengaged from the locked position by flipping the overhanging plate section 122 in the direction above the locking protrusion 420 .

Further, the bottom of the chassis chassis 300 is provided with a buckle mounting plate 310, the buckle mounting plate 310 is configured as a rectangular plate, and the two sides of the plate surface are vertically bent to the bottom of the chassis chassis 300 to form a protective flange 311 , the rotating shaft protrusion 312 is arranged on the surface of the buckle mounting plate 310 at a position corresponding to the second avoidance opening 121 , and the buckle assembly 100 is installed between the two protective flanges 311 .

Furthermore, the part of the chassis chassis 300 that is adjacent to the air duct frame 200 is provided with a stop protrusion, and the position of the air duct frame 200 corresponding to the stop protrusion is provided with a stop that can form a stop fit with the stop protrusion. Connection stop recessed. When the pivoting part is pivoted to the locked position, the air channel frame 200 is pulled against the air channel frame 200 by the pivoting plate 120 through the clamping plate 110, and the stop protrusion sinks into the stop recess, thereby preventing the chassis chassis 300 from contacting with the air channel frame 200. The relative movement of the air duct framework 200 improves the connection strength between the air duct framework 200 and the chassis chassis 300 .

Furthermore, the stop protrusion is configured as a bar-shaped protrusion with a trapezoidal cross-section, and the stop recess is configured as a bar-shaped recess with a trapezoidal cross-section that can form a stop fitting and connection with the stop protrusion.

An embodiment of the present disclosure also provides an air conditioner, including the air conditioner indoor unit described in any one of the above embodiments.

The above description and drawings sufficiently illustrate the embodiments of the present disclosure to enable those skilled in the art to practice them. Other embodiments may incorporate structural and other changes. The examples merely represent possible variations. Individual components and functions are optional unless explicitly required, and the order of operations may vary. Portions and features of some embodiments may be included in or substituted for those of other embodiments. Embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

An air conditioner indoor unit is characterized in that it comprises:

The casing has an air duct framework inside, including a chassis chassis located on one side of the air duct framework;

A buckle assembly, a plurality of the buckle assemblies are arranged on the bottom of the chassis chassis along the longitudinal direction of the air duct skeleton, including a pivoting part and a buckling part for snapping the air duct skeleton;

One side of the pivoting part is pivotally connected to the chassis chassis, and the other side is pivotally connected to the clamping part, so that the clamping part forms a clamping fit with the air duct skeleton from different positions and angles connect;

When the pivoting part is pivoted to the locking position, it pulls the air duct framework against the chassis chassis through the engaging part.
The air-conditioning indoor unit according to claim 1, wherein the pivoting portion includes a pivoting plate, the clamping portion includes a clamping plate, and a first escape opening is opened on one side of the clamping plate, The pivoting plate is arranged in the first avoidance opening parallel to the clamping plate;

The buckle assembly also includes a first pivot shaft, the first pivot shaft passes through the side of the pivot plate, and its two ends are respectively connected to the two sides of the first escape opening corresponding to the pivot plate side walls;

The clamping plate pivots relative to the pivoting plate through the first pivoting shaft.
The air-conditioning indoor unit according to claim 2, wherein a side of the clamping plate away from the first avoidance opening is bent toward the air duct frame to form a clamping flange;

The air duct skeleton is provided with a card interface, and the card joint flange is extended into the card interface to form a card joint connection with the card interface.
The air-conditioning indoor unit according to claim 3, wherein one or more reinforcing ribs are provided between the clamping flange and the clamping plate;

The cavity wall at the entrance of the card interface is provided with a rib notch corresponding to the reinforcement bar, so that the reinforcement bar enters the card interface.
The air conditioner indoor unit according to claim 4, characterized in that, an abutment plate is provided inside the card interface, and the abutment plate has an inclination equal to that of the surface of the reinforcement rib facing the inside of the card interface. abutment surface;

Each of the abutment plates corresponds to a reinforcement rib, and the abutment plate abuts against the reinforcement rib through the abutment surface.
The air-conditioning indoor unit according to any one of claims 2 to 5, wherein a second avoidance opening is opened on the side of the pivoting plate facing the first escape opening, and the chassis chassis corresponds to the The position inside the second escape opening is provided with a shaft protrusion;

The buckle assembly also includes a second pivot shaft, the second pivot shaft passes through the shaft protrusion and its two ends are respectively connected to the inner walls corresponding to the shaft protrusion on both sides of the second avoidance opening;

The pivoting plate pivots relative to the pivoting shaft through the second pivoting shaft.
The air-conditioning indoor unit according to any one of claims 2 to 5, wherein the pivoting plate extends to the outside of the first avoidance opening to form an overhanging plate section.
The air-conditioning indoor unit according to claim 2, further comprising a clamping assembly for clamping the pivoting plate when the pivoting plate is pivoted to the locking position .
The air conditioner indoor unit according to claim 8, wherein the clamping assembly comprises:

a locking protrusion disposed on the side of the pivot plate facing the outside of the first avoidance port;

A clamping vertical plate, one side of which is connected to the chassis chassis, and the other side has a clamping edge bent toward the pivot plate, and the clamping flange is located at the edge of the clamping protrusion on the turning track;

When the pivoting plate pivots to the locking position, the locking protrusion is located between the locking flange and the chassis chassis, and the inner bending surface of the locking flange and The chassis and chassis jointly hold the pivot plate.
An air conditioner, characterized by comprising the air conditioner indoor unit according to any one of claims 1 to 9.