CN106705239B

CN106705239B - Wall-mounted air conditioner indoor unit and wall-mounted air conditioner

Info

Publication number: CN106705239B
Application number: CN201710041035.3A
Authority: CN
Inventors: 汪先送; 覃强
Original assignee: Midea Group Co Ltd; Guangdong Midea Refrigeration Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2017-01-18
Filing date: 2017-01-18
Publication date: 2020-02-11
Anticipated expiration: 2037-01-18
Also published as: WO2018133248A1; SG11201804605QA; EP3376124A4; MY187626A; EP3376124B1; CN106705239A; EP3376124A1

Abstract

The invention discloses a wall-mounted air conditioner indoor unit and a wall-mounted air conditioner, wherein the wall-mounted air conditioner indoor unit comprises a chassis, a heat exchanger and an air outlet frame, the chassis is provided with an upper end and a lower end in the width direction, the chassis is provided with two opposite baffles which extend along the upper direction and the lower direction, the inner surfaces of the two baffles are respectively provided with a first sliding chute, the first sliding chute on each baffle is provided with a chute bottom facing the other baffle, and the chute bottom is locally sunken to form a second sliding chute; the heat exchanger is arranged on the chassis, and the chassis, the two baffles and the heat exchanger are enclosed together to form an air duct inner cavity with a downward opening; the air outlet frame is used for installing the cross-flow wind wheel, a first sliding block and a second sliding block are arranged at the two opposite ends of the air outlet frame in the length direction of the chassis, the air outlet frame and the two baffles are matched with a first sliding block groove rail through a first sliding groove, and the second sliding groove is matched with a second sliding block groove rail and detachably installed in an inner cavity of the air duct. The technical scheme of the invention reduces the difficulty in disassembling the cross-flow wind wheel.

Description

Wall-mounted air conditioner indoor unit and wall-mounted air conditioner

Technical Field

The invention relates to the technical field of air conditioners, in particular to an indoor unit of a wall-mounted air conditioner and the wall-mounted air conditioner.

Background

The wall-mounted air conditioner indoor unit generally comprises a chassis, a heat exchanger, a cross-flow wind wheel and other air duct components, and the cross-flow wind wheel is easy to deposit dust in the long-term working process of the wall-mounted air conditioner indoor unit, so that the wall-mounted air conditioner indoor unit needs to be cleaned regularly.

In the existing wall-mounted air conditioner indoor unit, the heat exchanger needs to be disassembled first, and the cross flow wind wheel is leaked out, so that the cross flow wind wheel can be disassembled. In the process, the disassembly and the installation of the heat exchanger are troublesome, which brings inconvenience to the disassembly of the cross flow wind wheel.

Disclosure of Invention

The invention mainly aims to provide a wall-mounted air conditioner indoor unit, which aims to reduce the difficulty in disassembling a cross-flow wind wheel when the interior of the wall-mounted air conditioner indoor unit needs to be cleaned.

In order to achieve the above object, the present invention provides a wall-mounted type air conditioner indoor unit comprising:

the chassis is provided with an upper end and a lower end in the width direction, two opposite baffles extending in the upper direction and the lower direction are arranged on the chassis, first sliding grooves are formed in the inner surfaces of the two baffles, each first sliding groove in each baffle is provided with a groove bottom facing the other baffle, and a second sliding groove is formed in the groove bottom in a partially recessed mode;

the heat exchanger is arranged on the chassis, and the chassis, the two baffles and the heat exchanger are enclosed together to form an air duct inner cavity with a downward opening;

the air outlet frame is used for installing the cross-flow wind wheel, a first sliding block and a second sliding block are arranged at two opposite ends of the air outlet frame in the length direction of the chassis, the air outlet frame is matched with the two baffles through a first sliding groove and a first sliding block groove rail, and the second sliding groove is matched with a second sliding block groove rail and is detachably arranged in the air channel inner cavity.

Preferably, the first sliding block on each baffle plate has an end surface facing the other baffle plate, the second sliding block is formed by partially protruding from an edge portion of the end surface, and the second sliding block and the first sliding block are eccentrically arranged.

Preferably, the first slider and the end face of one end of the air outlet frame are provided with clamping grooves, or the clamping grooves are formed in the circumferential direction of the first slider, inner flanges are arranged on the side walls forming the first sliding grooves, and the inner flanges extend into the clamping grooves and are fastened with the first slider.

Preferably, at least one wall surface of the first slider facing the inner wall of the first slide groove is provided with a ball, and/or at least one wall surface of the second slider facing the inner wall of the second slide groove is provided with a ball.

Preferably, the first sliding groove and the second sliding groove are parallel and are arranged in a linear manner.

Preferably, the included angle between each of the first sliding chute and the second sliding chute and the vertical direction is greater than or equal to 10 degrees and less than or equal to 30 degrees

Preferably, the first chute is provided with a first notch which penetrates through the lower end of the baffle, the second chute is provided with a second notch which penetrates through the lower end of the baffle, and the first notch and/or the second notch are arranged in a flaring manner.

Preferably, the first chute comprises a first side wall extending towards the lower end of the baffle plate, and a first guide wall located in the first notch and connected with the first side wall, and an included angle between the first guide wall and the first side wall is greater than or equal to 3 degrees and less than or equal to 10 degrees;

or/and the second spout includes towards the second lateral wall that baffle lower extreme extends, and be located the second notch, and with the second guide wall that the second lateral wall is connected, the second guide wall with the contained angle of second lateral wall more than or equal to 3 and less than or equal to 10.

Preferably, the air outlet frame comprises a frame body for installing the cross-flow wind wheel, a volute tongue, a water receiving groove connected with the volute tongue and an air guide plate installing support connected with the volute tongue, and the frame body, the volute tongue, the water receiving groove and the air guide plate installing support are integrally formed.

Preferably, two the internal surface of baffle all is provided with the bullet and buckles, the both ends of air-out frame all are provided with the constant head tank, the air-out frame passes through the bullet buckle with the constant head tank spacing install in the wind channel inner chamber.

Preferably, the wall-mounted air conditioner indoor unit is provided with a wind wheel motor connected with the cross flow wind wheel, and the wind wheel motor is installed on the air outlet frame.

Preferably, the chassis comprises a bottom plate, and the upper end of the bottom plate is recessed towards the inner cavity of the air duct to form a duct running groove extending in the length direction of the chassis.

The invention also provides a wall-mounted air conditioner which is characterized by comprising a wall-mounted air conditioner indoor unit, wherein the wall-mounted air conditioner indoor unit comprises a chassis, a heat exchanger and an air outlet frame, the chassis is provided with an upper end and a lower end in the width direction of the chassis, the chassis is provided with two opposite baffles which extend along the upper direction and the lower direction, the inner surfaces of the two baffles are respectively provided with a first sliding groove, each first sliding groove on each baffle is provided with a groove bottom facing to the other baffle, and the groove bottom is locally sunken to form a second sliding groove; the heat exchanger is arranged on the chassis, and the chassis, the two baffles and the heat exchanger are enclosed together to form an air duct inner cavity with a downward opening; the air outlet frame is used for installing the cross-flow wind wheel, a first sliding block and a second sliding block are arranged at two opposite ends of the air outlet frame in the length direction of the chassis, the air outlet frame is matched with the two baffles through a first sliding groove and a first sliding block groove rail, and the second sliding groove is matched with a second sliding block groove rail and is detachably installed in the air channel inner cavity.

According to the technical scheme, the first sliding groove and the second sliding groove are formed in the two baffles forming the inner cavity of the air duct, the first sliding block matched with the first sliding groove rail and the second sliding block matched with the second sliding groove rail are arranged at the two ends of the air outlet frame, so that a user does not need to disassemble the heat exchanger when disassembling the cross-flow wind wheel, and only needs to pull the air outlet frame out of the inner cavity of the air duct in a sliding mode, and therefore the disassembling difficulty of the cross-flow wind wheel is greatly reduced.

Drawings

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

Fig. 1 is a schematic view illustrating an internal structure of an indoor unit of a wall-mounted air conditioner according to an embodiment of the present invention;

FIG. 2 is a schematic view of an assembly structure of the chassis in FIG. 1 on an air-out frame;

fig. 3 is a top view of the wall-mounted air conditioner indoor unit of fig. 2;

fig. 4 is a cross-sectional view of the wall-mounted air conditioner indoor unit taken along line M-M of fig. 3;

FIG. 5 is a schematic view of an assembly structure of the air outlet frame and the cross flow wind wheel in FIG. 2;

FIG. 6 is a schematic view of the chassis of FIG. 2;

FIG. 7 is a schematic view of the chassis of FIG. 2 from another perspective;

FIG. 8 is an enlarged view at C of FIG. 7;

fig. 9 is a schematic view of the indoor unit of the wall-mounted air conditioner of fig. 1 from another perspective.

The reference numbers illustrate:

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

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides a wall-mounted air conditioner indoor unit and a wall-mounted air conditioner comprising the same.

Referring to fig. 1, a wall-mounted air conditioner indoor unit 10 generally has a base plate 11, a cover (not shown), a grill 14, a heat exchanger 12, a cross-flow wind wheel 15, and a wind wheel motor 16 (fig. 2). The heat exchanger 12 is installed on the chassis 11 and forms an air duct inner cavity with a downward opening with the chassis 11 in an enclosing manner, and the cross flow wind wheel 15 is installed in the air duct inner cavity. When the wall-mounted air conditioner indoor unit 10 works, outside air enters the wall-mounted air conditioner indoor unit 10 to exchange heat with the heat exchanger 12, and then is led out from the opening by the cross-flow wind wheel 15.

In the embodiment of the present invention, as shown in fig. 3 to 5, the wall-mounted air conditioner indoor unit 10 includes a chassis 11, a heat exchanger 12 and an air outlet frame 13, the chassis 11 has upper and lower ends in a width direction thereof, two baffles 11b extending in the upper and lower directions and facing each other are disposed on the chassis 11, first sliding grooves 110c are disposed on inner surfaces of the two baffles 11b, each of the first sliding grooves 110c of each of the baffles 11b has a groove bottom facing the other baffle 11b, and a second sliding groove 110b is partially recessed at the groove bottom. The heat exchanger 12 is mounted on the chassis 11, and the chassis 11, the two baffles 11b and the heat exchanger 12 together enclose to form an air duct inner cavity with a downward opening. The air outlet frame 13 is used for installing the cross-flow wind wheel 15, the opposite ends of the air outlet frame 13 in the length direction of the chassis 11 are respectively provided with a first sliding block 13b and a second sliding block 13c, the air outlet frame 13 and the two baffles 11b are matched with a groove rail of the first sliding block 13b through a first sliding groove 110c, and the second sliding groove 110b is matched with a groove rail of the second sliding block 13c and is detachably installed in the air duct inner cavity.

Specifically, referring to fig. 6, the wall-mounted air conditioner indoor unit 10 is generally rectangular and has left and right ends in a length direction, upper and lower ends in a width direction, and front and rear ends in a direction perpendicular to a wall body when mounted on a wall. The chassis 11 has a bottom plate 11a for being mounted against a wall, the two baffles 11b are a left baffle 11b and a right baffle 11b which are arranged at a distance in the left-right direction, and the two baffles 11b extend forwards from the bottom plate 11 a. Left side baffle 11b has the orientation the interior face of right baffle 11b, right side baffle 11b also has the orientation the interior face of a face of left side baffle 11b all is provided with first spout 110c and second spout 110b on two interior faces.

Referring to fig. 5, the air-out frame 13 may be a frame 13a to which only the cross-flow wind wheel 15 is mounted, and on the basis of the frame 13a, the air-out frame 13 may be formed by combining the frame 13a with at least one of the volute tongue, the air deflector mounting bracket 13e, and the water receiving groove 13 d.

Both ends, namely the left and right ends, of the air outlet frame 13 are provided with a first slider 13b matched with the groove rail of the first sliding groove 110c and a second slider 13c matched with the groove rail of the second sliding groove 110 b.

Referring to fig. 5 and 7, when the air-out frame 13 is slidably mounted in place through the first sliding slot 110c and the first sliding block 13b, and the second sliding slot 110b and the second sliding block 13c, the air-out frame 13 can be fixed in the inner cavity of the air duct through a fixing member (e.g., a screw). When a user needs to detach the cross flow wind wheel 15 for cleaning, the fixing piece is detached firstly, and then the air outlet frame 13 is pulled out from the air duct inner cavity along the first sliding groove 110 c. After the cross-flow wind wheel 15 is cleaned, the first sliding block 13b and the first sliding groove 110c can be aligned, the second sliding block 13c and the second sliding groove 110b are aligned, and then the air outlet frame 13 is pushed to the inner cavity of the air duct from the opening.

Here, referring to fig. 5, a motor mounting position may be further disposed on the air-out frame 13 for mounting the wind turbine motor 16. Therefore, when the cross flow wind wheel 15 is disassembled, the wind wheel motor 16 can be disassembled together, or if the wind wheel motor 16 needs maintenance, the air outlet frame 13 is directly disassembled, and then the wind wheel motor 16 is also disassembled.

According to the technical scheme, the first sliding groove 110c and the second sliding groove 110b are arranged on the two baffles 11b forming the inner cavity of the air duct, the first sliding block 13b matched with the groove rail of the first sliding groove 110c and the second sliding block 13c matched with the groove rail of the second sliding groove 110b are arranged at the two ends of the air outlet frame 13, so that a user does not need to disassemble the heat exchanger 12 when disassembling the cross-flow wind wheel 15, and only needs to pull the air outlet frame 13 out of the inner cavity of the air duct in a sliding mode, and the disassembling difficulty of the cross-flow wind wheel 15 is greatly reduced.

Referring to fig. 5, in the above embodiment, the first slider 13b may be circular, square, or other regular or irregular shapes, and the second slider 13c may be formed by protruding the first slider 13b, or the first slider 13b may be annular, and the second slider 13c may be formed by protruding from a middle portion surrounded by the first slider 13 b. The two sliding blocks and the two sliding grooves are arranged to be matched, so that the sliding stability of the air outlet frame 13 can be improved. Here, in order to further improve the sliding stability of the air outlet frame 13 and avoid interference between the air outlet frame 13 and the heat exchanger 12 or the chassis 11 due to the forward and backward swinging, the second slider 13c on each baffle 11b has an end surface facing the other baffle 11b, the second slider 13c is located on the end surface of the first slider 13b, and the second slider 13c and the first slider 13b are eccentrically arranged. For example, the second slider 13c is formed to partially protrude from an edge portion of the end surface of the first slider 13 b. Thus, under the cooperation of the second slider 13c and the second sliding slot 110b, the first slider 13b is difficult to rotate in the first sliding slot 110c, thereby increasing the sliding stability of the air-out frame 13.

Referring to fig. 7 and 8, in order to further enhance the sliding stability of the slider in the sliding slot, in this embodiment, a slot is formed on an end surface of the first slider 13b and an end surface of one end of the air outlet frame 13, or a slot is formed in the circumferential direction of the first slider 13b, an inner flange 111 is disposed on a side wall forming the first sliding slot 110a, and the inner flange 111 extends into the slot and is fastened to the first slider 13 b.

Considering that the sliding block slides in the sliding groove, the groove wall of the sliding groove and the sliding block generate friction force, and the air outlet frame 13 slides, so that on one hand, the resistance is large, and the starting is not smooth. On the other hand, the sliding times are more or the time is longer, the sliding groove or the bad block is deformed, and the sliding is not facilitated. In a preferred embodiment, at least one wall surface of the first slider 13b facing the inner wall of the first sliding chute 110c is provided with balls, or/and at least one wall surface of the second slider 13c facing the inner wall of the second sliding chute 110b is provided with balls. The first slide groove 110c may have a first groove bottom and a first side wall adjacent to the first groove bottom, and the end surface of the slider facing the first groove bottom may be provided with balls, or the wall surface of the slider facing the first side wall of the slide groove may be provided with balls. The embodiment of the second slider 13c with the balls is similar to the embodiment of the first slider 13b with the balls, and the description thereof is omitted.

Referring to fig. 4, the bottom plate 11 is generally formed through an injection molding process, which causes difficulty in demolding if the first and second slide grooves 110c and 110c are not linear. In order to facilitate manufacturing and forming, in the present embodiment, the first sliding chute 110c and the second sliding chute 110b are both parallel and are both arranged in a linear manner. Moreover, for the chutes (the first chute 110c and the second chute 110b) arranged in a straight line, the first slider 13b and the second slider 13c of the air-out frame 13 slide more smoothly in the first chute 110c and the second chute 110 b.

The opening of the air duct cavity is usually located at the lower end of the air duct cavity and near the front, so when the air outlet frame 13 is pushed into the air duct cavity, the moving track of the air outlet frame 13 is inclined upward, the first sliding slot 110c and the second sliding slot 110b should also be inclined upward, the angle α cannot be too large for the inclined angle α of the first sliding slot 110c and the second sliding slot 110b, otherwise, the air outlet frame 13 interferes with the heat exchanger 12 when sliding, the angle α cannot be too small, otherwise, the air outlet frame 13 interferes with the bottom plate 11a of the chassis 11, on the basis of the above embodiment, the first sliding slot 110c and the second sliding slot 110b are both at an angle α greater than or equal to 10 ° and less than or equal to 30 ° with the vertical direction, here, the bottom plate 11a of the chassis 11 has a surface facing the wall and flush with the wall when the wall-mounted air conditioner 10 is installed, and the vertical direction is the direction extending from the upper portion to the lower portion of the wall-mounted air conditioner.

With continued reference to fig. 4, in order to facilitate the installation of the slider in alignment with the chute, in this embodiment, the first chute 110c has a first slot that passes through the lower end of the baffle 11b, the second chute 110b has a second slot that passes through the lower end of the baffle 11b, at least one of the first slot and the second slot being arranged in a flared manner, where the first chute 110c and the second chute 110b extend from the top to the bottom (extend obliquely) along the baffle 11b, and the two chutes extend to the lower end edge of the baffle 11b, the first chute 110c has two first side walls that extend toward the lower end of the baffle 11b, i.e., a forward side wall and a rearward side wall, the slots of the first chute 110c are arranged in a flared manner, such that the forward side wall corresponding to the chute slots is inclined forward, or the rearward side wall corresponding to the first slot of the first chute 110c is inclined rearward, the angle β of the forward side wall and the rearward side wall is also limited, in an embodiment, the angle of the first chute 110c is equal to the angle of the first chute 11c, which is larger than the angle of the guide wall 363, and may be equal to the angle of the first chute 11b, and may be smaller than the angle of the guide wall 363, and may be equal to less than the angle of the guide wall 3632.

For the second chute 110b, the second chute 110b includes a second side wall extending toward the lower end of the baffle 11b, and a second guide wall located in the second slot and connected to the second side wall, an included angle between the second guide wall and the second side wall is greater than or equal to 3 ° and less than or equal to 10 °, and reference may be made to the first chute 110c regarding a specific embodiment of the second chute 110 b.

Referring to fig. 5, it is mentioned that the air-out frame 13 may be a frame 13a for only installing the cross-flow wind wheel 15, and on the basis of the frame 13a, the air-out frame 13 may also be a combination of the frame 13a and at least one of the volute tongue, the air deflector mounting bracket 13e or the water receiving tank 13 d. In view of the fact that the baffle mounting bracket 13e and the water receiving tank 13d are generally positioned at the air outlet, if the water receiving tank 13d and the baffle mounting bracket 13e are not mounted on the frame body 13a, the water receiving tank 13d and the baffle mounting bracket 13e need to be removed before the frame body 13a is removed. Thus, the disassembling steps of the cross flow wind wheel 15 are added. In addition, the volute tongue is also frequently required to be disassembled for cleaning.

In view of this, in this embodiment, the air outlet frame 13 includes a frame body 13a for mounting the cross-flow wind wheel 15, a volute tongue, a water receiving groove 13d connected to the volute tongue, and an air guide plate mounting bracket 13e connected to the volute tongue, and the frame body 13a, the volute tongue, the water receiving groove 13d, and the air guide plate mounting bracket 13e are integrally formed. Therefore, when the air outlet frame 13 is detached, the face cover is only required to be opened, the positioning piece for fixing the air outlet frame 13 is detached, and then the air outlet frame 13 is directly pulled out from the inner cavity of the air duct.

Referring to fig. 5 and 6, after pushing out air-out frame 13 into the wind channel inner chamber, in order to facilitate the preliminary location of air-out frame 13, in a preferred embodiment, two the internal surface of baffle 11b all is provided with the bullet and buckles 11c, the both ends of air-out frame 13 all are provided with the constant head tank, air-out frame 13 passes through the bullet buckle 11c with the constant head tank is spacing install in the wind channel inner chamber. When the air outlet frame 13 enters the inner cavity, the two ends of the air outlet frame 13 abut against the elastic buckles 11c, the elastic buckles 11c are elastically deformed, the positioning grooves correspond to the elastic buckles 11c until the air outlet frame 13 completely enters the inner cavity, and the elastic buckles 11c recover the elastic deformation to enter the positioning grooves. Therefore, the air outlet frame 13 can be preliminarily positioned in the inner cavity of the air duct under the action of the sliding groove and the elastic buckle 11 c. Then the user can fix the air-out frame 13 in the air duct cavity through the fixing piece.

Referring to fig. 9, a bottom plate 11a of the chassis 11 faces a wall when the wall-mounted indoor unit 10 of the wall-mounted air conditioner is mounted on a wall, and a lower end of the bottom plate 11a is generally recessed into an inner cavity of the air duct to form a groove for allowing pipes and wires to pass through. Since the groove is formed by the bottom plate 11a being recessed into the air duct cavity, interference may occur to the air-out frame 13 when the air-out frame 13 is pushed into the air duct cavity. In view of this, in the present embodiment, the upper end of the bottom plate 11a is recessed toward the air duct inner cavity to form a duct trough 11d extending in the length direction of the bottom plate 11. So, when air-out frame 13 slidable mounting, the reservation clearance between bottom plate 11a and the air-out frame 13 is bigger, and air-out frame 13 installation is more smooth and easy, can not produce the interference.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A wall-mounted air conditioner indoor unit, comprising:

the air outlet frame is used for installing a cross-flow wind wheel, a first sliding block and a second sliding block are arranged at two opposite ends of the air outlet frame in the length direction of the chassis, the air outlet frame and the two baffles are matched with a first sliding block groove rail through a first sliding groove, and the second sliding groove is matched with a second sliding block groove rail and is detachably arranged in the inner cavity of the air duct;

the mounting, can dismantle ground will the air-out frame is fixed in the wind channel inner chamber.

2. The wall mounted air conditioner indoor unit of claim 1, wherein the first slider of each baffle has an end surface facing the other baffle, the second slider is partially protruded from the end surface, and the second slider is eccentrically disposed from the first slider.

3. The wall-mounted air conditioner indoor unit as claimed in claim 1, wherein the first sliding block and the end face of one end of the air outlet frame are provided with a clamping groove, or the first sliding block is provided with a clamping groove along the circumferential direction, and the side wall forming the first sliding groove is provided with an inward flange which extends into the clamping groove and is fastened with the first sliding block.

4. The wall-mounted air conditioner indoor unit according to claim 1, wherein at least one wall surface of the first slider facing the inner wall of the first sliding groove is provided with a ball, and/or at least one wall surface of the second slider facing the inner wall of the second sliding groove is provided with a ball.

5. The wall-mounted air conditioner indoor unit of claim 1, wherein the first sliding groove and the second sliding groove are parallel and are arranged in a straight line.

6. An indoor unit for a wall-mounted air conditioner according to claim 5, wherein each of said first and second sliding grooves has an angle of 10 ° or more and 30 ° or less with respect to a vertical direction

7. The wall mounted air conditioner indoor unit of claim 5, wherein the first sliding groove has a first notch passing through the lower end of the baffle plate, the second sliding groove has a second notch passing through the lower end of the baffle plate, and the first notch and/or the second notch are arranged in a flaring manner.

8. The wall-mounted air conditioner indoor unit according to claim 7, wherein the first sliding groove comprises a first side wall extending towards the lower end of the baffle, and a first guide wall located in the first slot and connected with the first side wall, and an included angle between the first guide wall and the first side wall is greater than or equal to 3 degrees and less than or equal to 10 degrees;

9. The wall-mounted air conditioner indoor unit of claim 1, wherein the air outlet frame comprises a frame body for mounting the cross flow wind wheel, a volute tongue, a water receiving groove connected with the volute tongue and an air deflector mounting bracket connected with the volute tongue, and the frame body, the volute tongue, the water receiving groove and the air deflector mounting bracket are integrally formed.

10. The wall-mounted air conditioner indoor unit according to claim 1, wherein the inner surfaces of the two baffles are provided with elastic buckles, the two ends of the air outlet frame are provided with positioning grooves, and the air outlet frame is limited and mounted in the air duct inner cavity through the elastic buckles and the positioning grooves.

11. The wall-mounted air conditioner indoor unit of claim 1, wherein the wall-mounted air conditioner indoor unit is provided with a wind wheel motor connected with the cross flow wind wheel, and the wind wheel motor is arranged on the air outlet frame.

12. The wall mounted air conditioner indoor unit of claim 1, wherein the base plate comprises a bottom plate, and an upper end of the bottom plate is recessed toward the air duct inner cavity to form a duct running groove extending in a length direction of the base plate.

13. A wall-mounted air conditioner comprising the indoor unit of the wall-mounted air conditioner according to any one of claims 1 to 12.