CN217763881U

CN217763881U - Air conditioner

Info

Publication number: CN217763881U
Application number: CN202222008990.6U
Authority: CN
Inventors: 黄涛; 吴庆壮; 陈永锋; 刘武祥
Original assignee: Beijing Xiaomi Mobile Software Co Ltd; Xiaomi Technology Wuhan Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd; Xiaomi Technology Wuhan Co Ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-08
Anticipated expiration: 2032-07-29

Abstract

The present disclosure relates to an air conditioner including: the shell comprises a rear frame and a front frame assembled with the rear frame. The evaporator comprises a bracket, wherein the bracket is assembled on the rear frame, and an installation space is formed between the bracket and the rear frame. A first mounting groove is formed between the upper portion of the support and the upper portion of the rear frame, and a second mounting groove is formed between the lower portion of the support and the lower portion of the rear frame. The first mounting groove and the second mounting groove are both located in the mounting space. And the filter screen assembly is detachably assembled between the first mounting groove and the second mounting groove in the mounting space. The filter screen assembly can be assembled without additionally installing other installation structures, and the cost is reduced.

Description

Air conditioner

Technical Field

The present disclosure relates to the field of air conditioners, and particularly to an air conditioner.

Background

The main forms of the air conditioner are as follows: vertical cabinet air conditioner, hanging air conditioner, water air conditioner, window air conditioner (half of indoor and outdoor), central air conditioner, etc. The filter assembly mode of the neutral air conditioner in the air conditioner industry at present has various modes, and a main structural mode needs to install a large grid, so that the cost is increased, the structure is complex, and the mold cost is high.

SUMMERY OF THE UTILITY MODEL

The present disclosure provides an air conditioner to solve the problems in the related art.

An embodiment of the present disclosure provides an air conditioner including:

the shell comprises a rear frame and a front frame assembled with the rear frame;

the evaporator comprises a bracket, the bracket is assembled on the rear frame, and an installation space is formed between the bracket and the rear frame; a first mounting groove is formed between the upper part of the bracket and the upper part of the rear frame, and a second mounting groove is formed between the lower part of the bracket and the lower part of the rear frame; the first mounting groove and the second mounting groove are both positioned in the mounting space;

and the filter screen assembly is detachably assembled between the first installation groove and the second installation groove in the installation space.

Optionally, a first protruding portion is formed by outward protruding and extending an upper portion of an inner side wall of the rear frame close to one side of the bracket, and a second protruding portion is formed by downward protruding and extending an upper portion of an outer side wall of the bracket close to one side of the rear frame;

the mounting space is formed between the inner side wall of the rear frame and the outer side wall of the support, and the inner side wall of the rear frame, the first protruding portion and the second protruding portion are enclosed to form the first mounting groove.

Optionally, the upper part of the inner side wall of the rear frame, which is close to one side of the bracket, protrudes outwards to form a first protruding part, and the end part of the first protruding part, which is close to one side of the bracket, protrudes downwards to form a second protruding part;

Optionally, a third protruding portion is formed by outward protruding and extending the lower portion of the inner side wall of the rear frame close to one side of the bracket, and a fourth protruding portion is formed by upward protruding and extending the lower portion of the outer side wall of the bracket close to one side of the rear frame;

the mounting structure comprises a support, a mounting space is formed between the inner side wall of the rear frame and the outer side wall of the support, and the inner side wall of the rear frame, the third protruding portion and the fourth protruding portion enclose to form the second mounting groove.

Optionally, a third protruding portion is formed by outward protruding and extending a lower portion of an inner side wall of the rear frame on one side close to the bracket, and a fourth protruding portion is formed by upward protruding and extending an end portion of the third protruding portion on one side close to the bracket;

the mounting space is formed between the inner side wall of the rear frame and the outer side wall of the support, and the inner side wall of the rear frame, the third protruding portion and the fourth protruding portion are enclosed to form the second mounting groove.

Optionally, the filter screen assembly includes at least two filter screens, the air conditioner further includes at least one slide rail member, the slide rail member is detachably assembled to a side wall of the rear frame near one side of the bracket, and both sides of the slide rail member along the vertical direction are provided with third mounting grooves;

the filter screen is detachably assembled in at least two positions of the first mounting groove and the adjacent third mounting groove of the slide rail piece, the second mounting groove and the adjacent third mounting groove of the slide rail piece, and the third mounting groove of the slide rail piece and the adjacent third mounting groove of the slide rail piece.

Optionally, there are two filter screens, and there is one sliding rail member, one of the filter screens is detachably assembled between the first installation groove and the third installation groove of the adjacent sliding rail member in the installation space, and the other filter screen is detachably assembled between the second installation groove and the third installation groove of the adjacent sliding rail member in the installation space; or

The filter screen is for being greater than two, slide rail spare is for being greater than one, one of them the filter screen in installation space detachably assemble in first mounting groove and adjacent slide rail spare between the third mounting groove, another the filter screen in installation space detachably assemble in second mounting groove and adjacent slide rail spare between the third mounting groove, all the other the filter screen in installation space detachably assemble in slide rail spare third mounting groove and adjacent slide rail spare between the third mounting groove.

Optionally, a clamping portion is arranged on the side wall of the rear frame, which is close to one side of the bracket, and a clamping matching portion which is in clamping fit with the clamping portion is arranged at the end portion of one side of the sliding rail piece; and/or

The side wall of the rear frame, which is close to one side of the support, is provided with a guide part, and the side wall of the sliding rail piece, which is close to one side of the rear frame, is provided with a guide matching part matched with the guide part in a guide way.

Optionally, a fixing portion is arranged on the side wall of the rear frame close to one side of the support, and a fixing matching portion fixedly matched with the fixing portion is arranged on the sliding rail piece.

Optionally, the other end of the sliding rail member is provided with the fixed matching part; and/or

The side wall of the slide rail piece is provided with at least one fixed matching part.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

according to the embodiment, the air conditioner has the advantages that the first mounting groove and the second mounting groove are formed between the support and the rear frame, the filter screen assembly is detachably assembled between the first mounting groove and the second mounting groove, other mounting structures do not need to be additionally mounted, the filter screen assembly can be assembled, and the cost is reduced.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and, together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a schematic diagram illustrating a partial explosion of an air conditioner according to an exemplary embodiment.

Fig. 2 is a side sectional view of an air conditioner according to an exemplary embodiment.

Fig. 3 is an enlarged schematic view at a in fig. 2 according to an exemplary embodiment.

Fig. 4 is an enlarged schematic view at B of fig. 2 according to an exemplary embodiment.

Fig. 5 is an enlarged schematic view at a in fig. 2 according to another exemplary embodiment.

Fig. 6 is an enlarged schematic view at B in fig. 2 according to another exemplary embodiment.

Fig. 7 is a side cross-sectional view of a housing shown in accordance with an exemplary embodiment.

Fig. 8 is an enlarged schematic view at F in fig. 7.

Fig. 9 is an enlarged schematic view at G in fig. 7.

FIG. 10 is a block diagram illustrating a back frame, according to an example embodiment.

Fig. 11 is an enlarged schematic view at D in fig. 10.

Fig. 12 is an enlarged schematic view at E in fig. 10.

Fig. 13 is an enlarged schematic view at C of fig. 2 according to an exemplary embodiment.

FIG. 14 is a schematic diagram of a configuration of a slide member shown in accordance with an exemplary embodiment.

FIG. 15 is a schematic illustration of a structure of a slide member shown in accordance with another exemplary embodiment.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

The terminology used in the disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

In order to facilitate understanding of the technical solutions of the present disclosure, the air conditioner of the present disclosure will be described in detail below with reference to the accompanying drawings. The features in the following examples and embodiments may be combined with each other without conflict.

Referring to fig. 1 and 2, an embodiment of the present disclosure provides an air conditioner, which may be a floor type air conditioner. The air conditioner may include a case 10, an evaporator 20, and a filter screen assembly 30. The housing 10 includes a rear frame 11 and a front frame 12 assembled with the rear frame 11. The evaporator 20 includes a bracket 21, the bracket 21 is assembled to the rear frame 11, and an installation space is formed between the bracket 21 and the rear frame 11.

Referring to fig. 3 to 6, a first mounting groove 41 is formed between an upper portion of the bracket 21 and an upper portion of the rear frame 11, and a second mounting groove 42 is formed between a lower portion of the bracket 21 and a lower portion of the rear frame 11. The first mounting groove 41 and the second mounting groove 42 are both located in the mounting space. The filter screen assembly 30 is detachably assembled between the first mounting groove 41 and the second mounting groove 42 in the mounting space. It is understood that the filter screen assembly 30 may be inserted into the first and second mounting

grooves

41 and 42 from one side of the mounting space, thereby completing the assembly.

As can be seen from the above embodiments, in the air conditioner of the present disclosure, the first mounting groove 41 and the second mounting groove 42 are formed between the bracket 21 of the evaporator 20 and the rear frame 11, and the filter screen assembly 30 is detachably assembled between the first mounting groove 41 and the second mounting groove 42, so that the filter screen assembly 30 can be assembled without additionally installing other mounting structures, thereby reducing the cost.

In some alternative embodiments, the rear frame 11 has an arc-shaped structure, and the bracket 21 has an arc-shaped structure matched with the rear frame. For example, the housing 10 may be a cylindrical structure, and the front frame 12 and the rear frame 11 are each a semi-circular arc structure. Of course, the shape of the housing 10 can be set according to actual needs, and the present disclosure does not limit this.

Optionally, the upper end and the lower end of the support 21 may be respectively provided with a connecting portion 22, the support 21 may be inserted into the rear frame 11 from top to bottom, then the connecting portions 22 at the upper and lower ends are fixedly connected to the rear frame 11 by fasteners such as screws, an arc-shaped installation space is formed between the support 21 and the rear frame 11, the filter screen assembly 30 may be made of a material having flexibility, and the first installation groove 41 and the second installation groove 42 are inserted from one side of the arc-shaped installation space, so as to complete the assembly. It will be appreciated that the air conditioner may be a floor type air conditioner, the length of the rear frame 11 and the filter screen assembly 30 is relatively long, and the support 21 may include an upper support and a lower support assembled with the upper support in order to adapt the length of the rear frame 11 and the filter screen assembly 30. The upper end of the upper bracket and the lower end of the lower bracket are respectively provided with a connecting part 22.

Referring to fig. 3, a first protrusion 411 is formed to protrude outward from an upper portion of an inner side wall of the rear frame 11 near the bracket 21, and a second protrusion 412 is formed to protrude downward from an upper portion of an outer side wall of the bracket 21 near the rear frame 11. After the bracket 21 is assembled to the rear frame 11, the second protrusion 412 abuts against a side wall of the first protrusion 411 on a side close to the rear frame 11. The mounting space is formed between the inner side wall of the rear frame 11 and the outer side wall of the bracket 21, and the inner side wall of the rear frame 11, the first protruding portion 411 and the second protruding portion 412 enclose to form the first mounting groove 41. Alternatively, the first protrusion 411 and the rear frame 11 may be integrally formed, and the second protrusion 412 and the bracket 21 may be integrally formed, so as to facilitate the processing. It will be appreciated that the upper portion of the bracket 21 and the upper portion of the rear frame 11 together enclose a chute structure for mounting the upper portion of the filter screen assembly 30, i.e. the first mounting groove 41.

Referring to fig. 4, a third protruding portion 421 protrudes and extends from a lower portion of an inner side wall of the rear frame 11 on a side close to the bracket 21, and a fourth protruding portion 422 protrudes and extends from a lower portion of an outer side wall of the bracket 21 on a side close to the rear frame 11. After the bracket 21 is assembled to the rear frame 11, the fourth protruding portion 422 abuts against the side wall of the third protruding portion 421 on the side close to the rear frame 11. The mounting space is formed between the inner side wall of the rear frame 11 and the outer side wall of the bracket 21, and the second mounting groove 42 is formed by the inner side wall of the rear frame 11, the third protruding part 421 and the fourth protruding part 422 in a surrounding manner. Alternatively, the third protruding portion 421 and the rear frame 11 may be integrally formed, and the fourth protruding portion 422 and the support 21 may be integrally formed, so as to facilitate the processing. It will be appreciated that the lower portion of the bracket 21 and the lower portion of the rear frame 11 together enclose a chute structure, i.e., the second mounting groove 42, for mounting the lower portion of the filter screen assembly 30.

Wherein the included angle between the first protrusion 411 and the second protrusion 412 ranges from 45 ° to 135 °. In this embodiment, an included angle between the first protrusion 411 and the second protrusion 412 is 90 °, so that the first mounting groove 41 has a square sliding groove structure. The first protrusion 411 and the second protrusion 412 are slightly inclined to each other according to actual requirements, so that the first mounting groove 41 has a polygonal sliding groove structure. Alternatively, the upper portion of the outer sidewall of the bracket 21 near the side of the rear frame 11 is formed with a fifth protrusion 413 protruding outward in the direction near the rear frame 11, and the fifth protrusion 413 is connected to the first protrusion 411, so that the structural strength of the first mounting groove 41 can be reinforced and enhanced.

Referring to fig. 5 to 12, in some alternative embodiments, a sliding groove structure, i.e., a first mounting groove 41, for mounting the upper portion of the filter screen assembly 30 may be formed separately and integrally with the upper portion of the rear frame 11, and a sliding groove structure, i.e., a second mounting groove 42, for mounting the lower portion of the filter screen assembly 30 may be formed separately and integrally with the lower portion of the rear frame 11.

In the example shown in fig. 5, 8 and 11, a first protrusion 411 is formed to protrude outward in a direction toward the bracket 21 at an upper portion of an inner side wall of the rear frame 11 on a side close to the bracket 21, and a second protrusion 412 is formed to protrude downward at an end portion of the first protrusion 411 on a side close to the bracket 21. When the bracket 21 is assembled to the rear frame 11, a part of the top wall of the first projecting portion 411 and a part of the top wall of the second projecting portion 412 abut against the bottom wall of the bracket 21. The mounting space is formed between the inner side wall of the rear frame 11 and the outer side wall of the bracket 21, and the inner side wall of the rear frame 11, the first protruding portion 411 and the second protruding portion 412 enclose to form the first mounting groove 41. Alternatively, the first protrusion 411, the second protrusion 412 and the rear frame 11 may be integrally formed, so as to facilitate the processing.

In the example shown in fig. 6, 9 and 12, a third protruding portion 421 is formed by extending and protruding outward a lower portion of an inner side wall of the rear frame 11 on the side close to the bracket 21, and a fourth protruding portion 422 is formed by extending and protruding upward an end portion of the third protruding portion 421 on the side close to the bracket 21. After the bracket 21 is assembled to the rear frame 11, a part of the bottom wall of the third protruding portion 421 and a part of the bottom wall of the fourth protruding portion 422 abut against the top wall of the bracket 21. The mounting space is formed between the inner side wall of the rear frame 11 and the outer side wall of the bracket 21, and the second mounting groove 42 is formed by enclosing the inner side wall of the rear frame 11, the third protruding part 421 and the fourth protruding part 422. Alternatively, the third protruding portion 421, the fourth protruding portion 422 and the rear frame 11 may be integrally formed, so as to facilitate the processing and forming.

Wherein, the included angle between the third protruding portion 421 and the fourth protruding portion 422 ranges from 45 ° to 135 °. In this embodiment, an included angle between the third protruding portion 421 and the fourth protruding portion 422 is 90 °, so that the second mounting groove 42 is a square sliding groove structure. The third protruding part 421 and the fourth protruding part 422 are slightly inclined to each other according to actual requirements, so that the second mounting groove 42 is in a polygonal sliding groove structure. Alternatively, the lower portion of the outer sidewall of the bracket 21 near the side of the rear frame 11 is formed with a sixth protruding portion 433 protruding outwards in the direction near the rear frame 11, and the sixth protruding portion 433 is connected with the third protruding portion 421, so as to reinforce and strengthen the structural strength of the second mounting groove 42.

Referring to fig. 1, 2 and 13, in some alternative embodiments, the filter screen assembly 30 includes at least two filter screens 31. It is understood that the air conditioner may be a floor type air conditioner, the length of the rear frame 11 and the filter screen assembly 30 is relatively long, and the filter screen assembly 30 is formed in a sectional structure by providing at least two filter screens 31.

The air conditioner may further include at least one slide rail member 50, the slide rail member 50 may be detachably assembled to a side wall of the rear frame 11 on a side close to the bracket 21 of the evaporator 20, and both sides of the slide rail member 50 in the vertical direction are provided with third installation grooves 51. The filter screen 31 is detachably assembled in at least two positions among the first mounting groove 41 and the third mounting groove 51 of the adjacent slide rail member 50, the second mounting groove and the third mounting groove 51 of the adjacent slide rail member 50, and the third mounting groove 51 of the slide rail member 50 and the third mounting groove 51 of the adjacent slide rail member 50 in the mounting space.

The filter screen 31 at the uppermost end may be assembled between the first mounting groove 41 and the third mounting groove 51 at the upper side of the adjacent slide rail 50. The filter screen 31 positioned at the lowermost end may be assembled between the second mounting groove 42 and the third mounting groove 51 of the adjacent slide rail member 50 positioned at the lower side. The filter screen 31 positioned in the middle may be assembled between the two opposite third mounting grooves 51 of the slide rail member 50 and the adjacent slide rail member 50. Thus, the filter screen 31 is convenient to disassemble and assemble. In the present embodiment, four filter screens 31 and three slide members 50 are exemplified. Of course, the number of the filter screen 31 and the slide rail member 50 can be set according to actual needs, and the disclosure does not limit this.

When the number of the filter screens 31 is two, the number of the slide rail members 50 is one, wherein one filter screen 31 located at the upper end is detachably assembled between the first installation groove 41 and the third installation groove 51 located at the upper side of the adjacent slide rail member 50 in the installation space. The other filter screen 31 positioned at the lower side is detachably assembled between the second mounting groove 42 and the third mounting groove 51 of the adjacent slide rail piece 50 positioned at the lower side in the mounting space.

When the number of the filter screens 31 is greater than two, the number of the slide rail members 50 is greater than one, wherein the filter screen 31 positioned at the uppermost end is detachably assembled between the first mounting groove 41 and the third mounting groove 51 positioned at the upper side of the adjacent slide rail member 50 in the mounting space. The other filter screen 31 at the lowest end is detachably assembled between the second mounting groove 42 and the third mounting groove 51 of the adjacent slide rail member 50 at the lower side in the mounting space. The rest of the filter screens 31 located in the middle are detachably assembled between the slide rail member 50 and two opposite third mounting grooves 51 of the adjacent slide rail member 50 in the mounting space.

Referring to fig. 12, 14 and 15, in some alternative embodiments, the side wall of the rear frame 11 near the side of the bracket 21 of the evaporator 20 is provided with a clamping portion 13, and one end (the right end in fig. 14 and 15) of the slide rail member 50 is provided with a clamping fitting portion 52 adapted to be clamped with the clamping portion 13. So, slide rail spare 50 can be with the one end that is equipped with joint cooperation portion 52 along the inside wall that rear frame 11 is close to support 21 one side slide in joint portion 13 to it is fixed with rear frame 11 joint with slide rail spare 50. Alternatively, one of the clamping portion 13 and the clamping matching portion 52 may be a clamping groove, and the other of the clamping portion 13 and the clamping matching portion 52 may be a clamping buckle matched with the clamping groove. In this embodiment, the clamping portion 13 is a clamping slot, and the clamping matching portion 52 is a buckle.

Referring to fig. 11 to 15, a fixing portion 14 is disposed on a side wall of the rear frame 11 near the bracket 21, and the slide rail member 50 is disposed with a fixing engagement portion 53 that is fixedly engaged with the fixing portion 14. So, slide rail spare 50 is fixed back through joint cooperation portion 52 and the joint of the joint portion 13 joint of after-frame 11, can further through the fixed coordination of fixed cooperation portion 53 and the fixed part 14 of after-frame 11, more firm that will slide rail spare 50 is connected with after-frame 11, improves the steadiness between slide rail spare 50 and the after-frame 11. Alternatively, one of the fixing portion 14 and the fixing mating portion 53 may be a fixing hole, and the other of the fixing portion 14 and the fixing mating portion 53 may be a fixing piece fitted with the fixing hole. In the present embodiment, the fixing portion 14 is a fixing member, and the fixing engagement portion 53 is a fixing hole. The fixing holes can be screw holes, and the fixing piece and the fixing holes can be fixedly connected through screws.

Further, the other side end portion (left end in fig. 14 and 15) of the slide rail member 50 is provided with the fixed fitting portion 53. Thus, after the sliding rail member 50 is clamped and fixed with the clamping portion 13 of the rear frame 11 through the clamping matching portion 52, the fixed matching portion 53 arranged at the other end of the sliding rail member 50 can be further fixedly matched with the fixing portion 14 of the rear frame 11, so that the sliding rail member 50 and the rear frame 11 are connected more firmly, and the stability between the sliding rail member 50 and the rear frame 11 is improved. Alternatively, the side wall of the slide rail member 50 is provided with at least one fixing engagement portion 53, so that the stability between the slide rail member 50 and the rear frame 11 can be further improved. Or, the other end of the slide rail 50 is provided with the fixed matching part 53, and the side wall of the slide rail 50 is provided with at least one fixed matching part 53. In this embodiment, the other end of the slide member 50 is provided with a fixed engaging portion 53, and the side wall of the slide member 50 is provided with a fixed engaging portion 53. Of course, the number of the fixing portions 14 and the fixing engagement portions 53 can be set according to actual needs, and the disclosure does not limit this.

The side wall of the rear frame 11 near the side of the bracket 21 of the evaporator 20 is provided with a guide part 15 (as shown in fig. 11), and the slide rail member 50 is provided with a guide engagement part engaged with the guide part 15 in a guide manner. So, when slide rail spare 50 was fixed through the joint cooperation portion 52 with the joint portion 13 joint of back frame 11, through the direction cooperation of direction cooperation portion with guide part 15, can play the guide effect to slide rail spare 50, make slide rail spare 50 can more accurately follow the inside wall slip of back frame 11. Alternatively, one of the guide portion 15 and the guide fitting portion may be a guide groove, and the other of the guide portion 15 and the guide fitting portion may be a guide block fitted to the guide groove.

Referring to fig. 1, 14 and 15, the rear frame 11 has an arc structure, and the slide rail member 50 has an arc structure adapted to the rear frame. The inner side wall of the slide rail 50 close to one side of the bracket 21 is provided with a reinforcing plate 55, so that the structural strength of the slide rail 50 can be improved.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This disclosure is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that 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

1. An air conditioner, characterized by comprising:

and the filter screen assembly is detachably assembled between the first mounting groove and the second mounting groove in the mounting space.

2. An air conditioner according to claim 1, wherein the upper portion of the inner side wall of the rear frame on the side close to the bracket is formed with a first protruding portion protruding outward, and the upper portion of the outer side wall of the bracket on the side close to the rear frame is formed with a second protruding portion protruding downward;

3. An air conditioner according to claim 1, wherein a first protrusion is formed by extending an upper portion of an inner side wall of the rear frame on a side close to the bracket, and a second protrusion is formed by extending an end portion of the first protrusion on a side close to the bracket downward;

the mounting structure comprises a support, a mounting space is formed between the inner side wall of the rear frame and the outer side wall of the support, and the inner side wall of the rear frame, the first protruding portion and the second protruding portion enclose to form the first mounting groove.

4. The air conditioner according to claim 1, wherein a third protrusion is formed by outwardly protruding a lower portion of an inner side wall of the rear frame on a side close to the bracket, and a fourth protrusion is formed by upwardly protruding a lower portion of an outer side wall of the bracket on a side close to the rear frame;

5. The air conditioner according to claim 1, wherein a third protrusion is formed by outwardly protruding a lower portion of an inner side wall of the rear frame on a side close to the bracket, and a fourth protrusion is formed by upwardly protruding an end portion of the third protrusion on a side close to the bracket;

6. The air conditioner according to claim 1, wherein the filter screen assembly includes at least two filter screens, the air conditioner further includes at least one slide rail member detachably assembled to a side wall of the rear frame on a side close to the bracket, and both sides of the slide rail member in a vertical direction are provided with third mounting grooves;

the filter screen in the installation space detachably assemble in first mounting groove with adjacent slide rail spare between the third mounting groove, second mounting groove with adjacent slide rail spare between the third mounting groove, and slide rail spare the third mounting groove with adjacent slide rail spare in two at least positions.

7. An air conditioner according to claim 6, wherein there are two of said filter screens, and one of said slide rail members, one of said filter screens being detachably assembled in said installation space between said first installation groove and said third installation groove of the adjacent slide rail member, and the other of said filter screens being detachably assembled in said installation space between said second installation groove and said third installation groove of the adjacent slide rail member; or

8. The air conditioner according to claim 6, wherein a clamping part is provided on a side wall of the rear frame near one side of the bracket, and a clamping matching part adapted to the clamping part is provided on an end part of one side of the sliding rail; and/or

9. An air conditioner according to claim 6, wherein a fixing portion is provided on a side wall of the rear frame on a side close to the bracket, and the slide member is provided with a fixing engagement portion to be fixedly engaged with the fixing portion.

10. An air conditioner according to claim 9, wherein the other side end portion of the slide rail member is provided with the fixing engagement portion; and/or