CN218920117U - Motor support of cross-flow fan, indoor unit and air conditioner - Google Patents

Abstract

The utility model provides a motor support of a cross-flow fan, an indoor unit and an air conditioner, wherein the motor support comprises a rear support and a front support, the rear support is fixedly arranged on a wall surface through a shell base, the front support and the rear support are mutually clamped and embedded in the front-rear direction and form a motor accommodating cavity, the rear support comprises stator support frames positioned at the left end and the right end of the rear support frame, the front support frame comprises stator shield plates positioned at the left end and the right end of the front support frame, and the stator shield plates are clamped with the stator support frames. According to the motor bracket of the cross-flow fan, the indoor unit and the air conditioner, the motor mounting efficiency can be improved at least on the premise that the motor mounting quality is stable and reliable, and the dismounting convenience of the motor bracket is not affected.

Description

Motor support of cross-flow fan, indoor unit and air conditioner

Technical Field

The utility model relates to the technical field of air conditioning, in particular to a motor bracket of a cross-flow fan, an indoor unit and an air conditioner.

Background

In the prior art, a casing base of a wall-mounted internal machine is arranged on a wall surface and is integrally arranged with a motor bracket of a cross-flow fan. After the motor is arranged on the motor support, the motor is limited through threaded connection between the motor gland and the motor support, so that the cross flow fan is driven to operate, and heat exchange air at the evaporator is blown into the room.

However, the above-mentioned setting structure firstly can lead to the shaping degree of difficulty of casing base to promote by a wide margin, secondly can lead to the installation effectiveness of motor comparatively low, thirdly can also lead to the design length of casing base longer, above three all are unfavorable for the cost control of air conditioner.

Disclosure of Invention

In view of this, the technical problems to be solved by the present utility model are: the first aspect is to provide a motor support of a cross-flow fan, which at least can improve the installation efficiency of a motor on the premise of meeting the requirement of stable and reliable installation quality of the motor, and the disassembly and assembly convenience of the motor support is not affected.

In order to solve the technical problem of the first aspect, the utility model provides a motor bracket of a cross-flow fan, which comprises a rear bracket and a front bracket, wherein the rear bracket is fixedly arranged on a wall surface through a chassis base, the front bracket and the rear bracket are mutually clamped and embedded in the front-back direction and are formed with a motor accommodating cavity, the rear bracket comprises stator supporting frames positioned at the left end and the right end of the rear bracket, the front bracket comprises stator protecting covers positioned at the left end and the right end of the front bracket, and the stator protecting covers are clamped with the stator supporting frames.

According to the motor bracket of the cross-flow fan, on the premise that the motor mounting quality is stable and reliable, the motor mounting efficiency can be improved at least, and the convenience in dismounting the motor bracket is not affected.

Preferably, the stator support frame and the stator guard shield are all clamp-shaped, first draw-in groove has been seted up to the upper end of stator support frame, the second fixture block has been seted up to the lower extreme, first fixture block has been seted up to the upper end of stator guard shield, the second draw-in groove has been seted up to the lower extreme.

For the joint of stator guard shield and stator support frame, form a quadrilateral joint structure that can mutually block, do benefit to the steadiness that promotes both joints.

Preferably, the motor accommodation chamber includes left chamber wallboard, the right chamber wallboard that the equipment formed, left side chamber wallboard with arbitrary one of right chamber wallboard all is formed with the draw-in gap between the upper end platform of stator guard shield, the upper end of stator support frame still extends and is provided with first lock platform, first lock platform inlay card extremely in the draw-in gap.

The front bracket and the rear bracket are convenient to form mutual clamping and embedding in the front-rear direction at one side above.

Preferably, the lower end of the stator support frame is further provided with a second locking table in an extending mode, and the lower end table of the stator shield is in downward abutting connection with the second locking table.

The front bracket and the rear bracket are convenient to form mutual clamping and embedding in the front-rear direction at one side below.

Preferably, the motor accommodating cavity further comprises a rear cavity wall plate and a lower cavity wall plate which are only positioned on the rear bracket, and an arc wall plate which is only positioned on the front bracket and is directly and integrally formed in the upper and front directions, wherein an opening is formed between the lower cavity wall plate and the arc wall plate after the front bracket and the rear bracket are mutually clamped and embedded in the front and rear directions.

The opening setting between lower chamber wallboard and the arc wallboard, firstly make things convenient for front bracket and the dismouting of rear bracket after mutual inlay card more, secondly make things convenient for the wire casing of seting up in right chamber wallboard department, and then make things convenient for the electricity of getting of motor, thirdly still do benefit to the heat dissipation of motor support's weight reduction and motor.

Preferably, a baffle plate for stopping the motor rotating shaft is formed at the stator supporting frame.

The baffle is arranged, so that accidental injury to the positions of human fingers and the like caused by the motor rotating shaft can be effectively prevented when the indoor unit is overhauled and debugged.

Preferably, a groove for vertically arranging the evaporator branch pipes is formed in the casing base, the rear support and the casing base are arranged in a split mode and are arranged on the left side and the right side of the groove in a pressing mode, the evaporator branch pipes are formed at the upper end of the groove, vertical bending portions used for being connected with the evaporator are formed in the evaporator branch pipes, and a second pressing plate used for pressing the evaporator branch pipes and limiting the vertical bending portions in an upward butt mode is arranged on the front support.

On the basis of forming better limit on the evaporator branch pipes and the vertical bending parts thereof, the design length of the shell base is shortened, and the molding difficulty of the shell base is reduced.

Preferably, the rear bracket is clamped and/or screwed with the chassis base, or is also clamped with the end cover of the cross-flow fan at the left side of the rear bracket through a first buckle arranged on the left cavity wall plate.

The rear bracket can be clamped and/or screwed with the chassis base or also clamped with the end cover of the cross-flow fan through the first buckle, so that the mounting firmness of the rear bracket is improved.

The technical problems to be solved by the utility model are as follows: the second aspect provides an indoor unit, and/or the third aspect provides an air conditioner, under the premise that the installation quality of a motor is stable and reliable, at least the installation efficiency of the motor can be improved, and the convenience of dismounting the motor bracket is not affected.

In order to solve the technical problem of the second aspect, the utility model provides an indoor unit, which is provided with a motor bracket of the cross-flow fan according to any embodiment of the first aspect.

In order to solve the technical problem of the third aspect, the utility model provides an air conditioner, which is provided with a motor bracket of the cross flow fan according to any embodiment of the first aspect.

Compared with the prior art, the motor bracket of the cross-flow fan, the indoor unit and the air conditioner have the following beneficial effects:

under the premise of meeting the stable and reliable motor installation quality, the installation efficiency of the motor can be improved at least, and the disassembly and assembly convenience of the motor bracket is not influenced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic view of a first perspective structure of an indoor unit (including a rear bracket) of an air conditioner according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a second perspective structure of an indoor unit (without a rear bracket) of an air conditioner according to an embodiment of the present utility model;

fig. 3 is a schematic view of a first perspective structure of a motor bracket (including a motor) according to an embodiment of the present utility model;

fig. 4 is a schematic view of a second perspective structure of a motor bracket (including a motor) according to an embodiment of the present utility model;

fig. 5 is a schematic perspective exploded view of a motor bracket (with a motor inside) according to an embodiment of the present utility model;

fig. 6 is a schematic diagram of an assembly structure of a motor bracket (without a motor) according to an embodiment of the present utility model;

fig. 7 is a schematic perspective view of a rear bracket according to an embodiment of the present utility model;

fig. 8 is a schematic perspective view of a front bracket according to an embodiment of the utility model.

Reference numerals illustrate:

100-evaporator, 200-evaporator branch pipes, 300-casing base, 301-groove, 400-electric control box, 500-cross flow fan end cover and 600-sleeve;

the novel clamping device comprises a rear bracket 1, a stator support 11, a first clamping groove 111, a second clamping block 112, a first locking platform 113, a second locking platform 114, a cutting groove 115, a baffle 116, a first support leg 12, a second support leg 13, a reinforcing rib plate 14, a first pressing plate 15, a clamping hook 151 and a screw hole 16;

2-front support, 21-stator shield, 211-first clamping block, 212-second clamping groove, 213-upper end table, 214-lower end table, 215-elastic pressing strip, 22-baffle, 23-clamping ring and 24-clamping plate;

3-motor, 31-stator, 32-rotor, 33-motor shaft;

4-a motor accommodating cavity, 41-a left cavity wall plate, 411-a first buckle, 42-a rear cavity wall plate, 43-a right cavity wall plate, 431-a wire penetrating groove, 44-a lower cavity wall plate, 45-an arc wall plate, 46-a second pressing plate and 47-a clamping gap;

5-branch pipe avoiding part.

Detailed Description

In order to make the above objects, technical solutions and advantages of the present utility model more comprehensible, the present utility model is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments of the present utility model described herein are only some of the embodiments constituting the present utility model, which are intended to be illustrative of the present utility model and not limiting of the present utility model, and the embodiments of the present utility model and features of the embodiments may be combined with each other without conflict.

Example 1

Referring to fig. 1-8, the utility model provides a motor bracket of a cross-flow fan, which comprises a rear bracket 1 and a front bracket 2, wherein the rear bracket 1 is fixedly arranged on a wall surface through a chassis base 300, the front bracket 2 and the rear bracket 1 are mutually clamped and embedded in the front-rear direction and form a motor accommodating cavity 4, the rear bracket 1 comprises stator supporting frames 11 positioned at the left end and the right end of the rear bracket, the front bracket 2 comprises stator protecting covers 22 positioned at the left end and the right end of the front bracket, and the stator protecting covers 22 are clamped with the stator supporting frames 11.

Specifically, in the present utility model, not only the stator shield 22 is engaged with the stator support frame 11, but also the front bracket 2 and the rear bracket 1 are integrally engaged with each other in the front-rear direction to form the motor accommodation chamber 4. The motor accommodating chamber 4 is used for accommodating a rotor 32 of the motor 3, and a stator 31 of the motor 3 can be supported on the stator support frame 11 or also partially supported on the stator shield 22.

The motor 3 has higher requirement on the installation quality under high-speed operation, and the front bracket 2 and the rear bracket 1 are mutually clamped and embedded in the front-rear direction, and the stator shield 22 is clamped with the stator support frame 11, so that stable support can be provided for the high-speed operation of the motor 3. Therefore, on the premise of meeting the requirement that the motor installation quality is stable and reliable, the installation efficiency of the motor can be improved at least, and the disassembly and assembly convenience of the motor bracket is not affected. The rear bracket 1 may be mounted and fixed on the wall surface by the chassis base 300 integrally or separately provided therewith, and the present utility model is not particularly limited herein.

Preferably, the stator support frame 11 and the stator shield 22 are both in a collar shape, a first clamping groove 111 is formed at the upper end of the stator support frame 11, a second clamping block 112 is formed at the lower end of the stator support frame, a first clamping block 211 is formed at the upper end of the stator shield 22, and a second clamping groove 212 is formed at the lower end of the stator shield.

Specifically, for the clamping connection between the stator shield 22 and the stator support frame 11, since the stator support frame 11 and the stator support frame 11 have two groups, the two groups of first clamping blocks 211 are correspondingly inserted into the two groups of first clamping grooves 111 at the upper part, and the two groups of second clamping blocks 112 are correspondingly inserted into the two groups of second clamping grooves 212 at the lower part, so that a quadrilateral clamping structure capable of being mutually clamped is formed, and the stability of the clamping connection between the two groups of first clamping blocks is improved.

Preferably, the motor accommodating cavity 4 includes a left cavity wall plate 41 and a right cavity wall plate 43 that are assembled, a clamping gap 47 is formed between any one of the left cavity wall plate 41 and the right cavity wall plate 43 and an upper end table 213 of the stator shield 22, a first locking table 113 is further extended from an upper end of the stator support frame 11, and the first locking table 113 is clamped into the clamping gap 47.

Specifically, for any one of the left cavity wall plate 41 and the right cavity wall plate 43, the front bracket 2 and the rear bracket 1 are assembled by being clamped and embedded with each other, and the specific shape and structure of the assembled front bracket and rear bracket 1 are not particularly limited herein, and only the first locking stand 113 is required to be clamped and embedded into the clamping gap 47.

Since the stator shield 22 is in a clip shape, the first clamping block 211 can be opened on the upper end stand 213, and after the first locking stand 113 is clamped into the clamping gap 47, the front bracket 2 and the rear bracket 1 can be mutually clamped in the front-rear direction at the upper side.

As a preferable example of the present utility model, the upper end stage 213 is provided with an elastic bead 215 extending adjacent to the clamping gap 47 for abutting against the first lock stage 113. Through the deformation setting of the elastic pressing strip 215, the firmness of mutual clamping and embedding of the front bracket 2 and the rear bracket 1 can be greatly improved on the premise of not affecting the convenience of disassembly and assembly of the motor bracket.

Preferably, the lower end of the stator support 11 is further extended with a second locking stand 114, and the lower end stand 214 of the stator shroud 22 is abutted downward against the second locking stand 114.

Specifically, since the stator shroud 22 is in a clip shape, the second clamping groove 212 may be formed on the lower end platform 214, the lower end platform 214 is downward abutted against the second lock platform 114, and the front bracket 2 and the rear bracket 1 are mutually clamped and embedded in the front-rear direction on one side below.

As a preferable example of the present utility model, a slot 115 is formed between the second locking base 114 and the second locking block 112. By opening the slot 115, the lower end platform 214 is abutted with the second locking platform 114 downwards, and meanwhile, the second clamping block 112 and the second clamping groove 212 are convenient to plug.

Preferably, the motor housing cavity 4 further includes a rear cavity wall plate 42, a lower cavity wall plate 44, and an arc wall plate 45, which is located only on the rear bracket 1 and is directly integrally formed in an upper and front direction, and is located only on the front bracket 2, wherein an opening is formed between the lower cavity wall plate 44 and the arc wall plate 45 after the front bracket 2 and the rear bracket 1 are mutually clamped in the front and rear direction.

Specifically, the opening between the lower cavity wall plate 44 and the arc wall plate 45 is more convenient for the disassembly and assembly of the front bracket 2 and the rear bracket 1 after mutual clamping and embedding, and the wire through groove 431 is conveniently formed in the right cavity wall plate 43, so that the motor 3 can be conveniently powered, and the weight reduction of the motor bracket and the heat dissipation of the motor 3 are facilitated.

Example 2

Preferably, referring to fig. 1 to 8, the chassis base 300 is provided with a groove 301 for vertically arranging the evaporator branch pipes 200, the rear bracket 1 and the chassis base 300 are separately arranged and pressed on the left and right sides of the groove 301, and the left cavity wall plate 41 is adapted to the through-flow fan end cover 500.

Specifically, one end of the evaporator branch pipe 200 is connected to the evaporator 100, and the other end extends and is connected to the outside, and generally, the casing base 300 will avoid the motor bracket in the length direction to additionally arrange the vertical pipe space of the evaporator branch pipe 200, thereby resulting in a longer design length of the casing base 300, and meanwhile, the molding difficulty of the casing base 300 will be greatly improved. In the present utility model, the rear bracket 1 and the chassis base 300 are separately arranged and pressed on the left and right sides of the recess 301, so that the design length of the chassis base 300 can be shortened, and the molding difficulty of the chassis base 300 can be reduced. Of course, the outside of the evaporator branch pipe 200 is covered with the sleeve 600 and is vertically bent at the upper end of the groove 301, i.e., the side far from the cross-flow fan end cap 500, so as to be conveniently connected with the evaporator 100.

Preferably, the rear bracket 1 is clamped and/or screwed with the chassis base 300, or is further clamped with the cross-flow fan end cover 500 through a first buckle 411 provided on the left cavity wall plate 41.

Specifically, the motor shaft 33 of the motor 3 is inserted from the end cap 500 of the cross-flow fan to drive the cross-flow fan to operate at a high speed. In the present utility model, the rear bracket 1 may be fastened and/or screwed to the chassis base 300, or further fastened to the cross-flow fan end cap 500 through the first fastener 411, so as to facilitate improving the installation reliability of the rear bracket 1.

Preferably, the chassis base 300 is provided with an electric control box 400 extending on the right side of the groove 301, and the rear bracket 1 is clamped and/or screwed with the electric control box 400 through a first pressing plate 15, wherein the first pressing plate 15 is formed by extending the rear cavity wall plate 42 along the right side of the right cavity wall plate 43.

Specifically, for example, the first pressing plate 15 may be provided with a screw hole 16 screwed with the electronic control box 400, and/or provided with a hook 151 clamped with the electronic control box 400. Further, the rear bracket 1 may be further screwed to the chassis base 300 through a first leg 12 disposed at a left lower end thereof, and be screwed to a middle frame of the indoor unit through a second leg 13 disposed at a right lower end thereof, wherein the second leg 13 may be also press-mounted on the electronic control box 400. Further, a reinforcing rib plate 14 is connected between the first leg 12 and the second leg 13 to enhance the overall structural strength and the screw connection stability of the rear bracket 1, wherein the reinforcing rib plate 14 can be formed at the lower end of the lower cavity wall plate 44 and form avoidance to the sleeve 600.

Preferably, the right cavity wall plate 43 is disposed flush with the stator support frame 11 at the stator support frame 11, and is formed with a blocking piece 116 for blocking the motor shaft 33.

Specifically, the right cavity wall plate 43 is flush with the stator support frame 11 at the stator support frame 11, so that the thickness and the structural strength of the right cavity wall plate 43 are improved, and the structural strength and the screw (clamping) stability of the first pressing plate 15 can be improved. Further, the reinforcing rib plate 14 further includes a second rib plate formed at the peripheral side of the screw hole 16 and/or the hook 151 and connected to the right cavity wall plate 43, so as to further improve the structural strength and the screw (fastening) stability of the first pressing plate 15. Of course, the screw holes 16 can also be located, for example, on the first leg 12 and/or the second leg 13, while the stiffening webs 14 can also be distributed, for example, in a plurality of places on the front bracket 2. In addition, the baffle 116 can effectively prevent the motor shaft 33 from accidentally injuring the fingers of the human body and the like when the indoor unit is overhauled and debugged.

Preferably, the left end of the arc-shaped wall plate 45 is clamped to the inner edge of the evaporator 100, and a baffle 22 for stopping and separating the evaporator 100 is arranged at the front end part of the arc-shaped wall plate 45 along the outer peripheral side of the front end part.

Specifically, after the front bracket 2 and the rear bracket 1 are mutually clamped and embedded in the front-rear direction, when the left end of the arc-shaped wall plate 45 is further clamped and connected to the inner edge of the evaporator 100, the installation firmness of the motor bracket is further improved. The baffle 22 is further disposed, firstly, the arc-shaped wall plate 45 is conveniently divided left and right, wherein the left end part can form a clamping ring 23 clamped with the inner edge of the evaporator 100, so that the clamping strength of the clamping ring 23 and the inner edge of the evaporator 100 can be conveniently controlled, and the installation firmness and the disassembly and assembly convenience are simultaneously considered; the division of the relevant functional areas is also facilitated, wherein it will be appreciated by those skilled in the art that the baffle 22 may extend further upwardly than just the outer peripheral side of the arcuate wall 45, thereby providing for better overall stop separation of the evaporator 100 and better overall division of the relevant functional areas. Of course, the collar 23 may be extended along the left side of the left cavity wall 41 as needed.

Preferably, the front bracket 2 further includes a clamping plate 24 located on the upper side of the arc-shaped wall plate 45 and the right side of the right cavity wall plate 43, and the clamping plate 24 is in back clamping abutment with the inner edge of the electronic control box 400.

Specifically, after the clamping plate 24 is buckled and abutted to the inner edge of the electronic control box 400, the clamping plate can cooperate with the second support leg 13 to form a relatively balanced multipoint stress structure with the first buckle 411, the first support leg 12 and the clamping ring 23 in the left-right direction, so that the overall installation firmness of the motor bracket is improved, and the screw connection and/or clamping effect of the first pressing plate 15 is enhanced cooperatively. The clamping plate 24 can be directly connected with the baffle 22 and the arc-shaped wall plate 45 into a whole, so as to enhance the structural strength of the clamping plate 24. Further, a plurality of through holes are further distributed on the rear cavity wall plate 42, so that the deformation and thermal expansion and contraction effects of the rear cavity wall plate 42 can be well adapted while the structural strength of the motor bracket, the weight reduction and the heat dissipation of the motor 3 are considered.

Preferably, on the front bracket 2, the clamping plate 24 extends along the left end thereof to form a second pressing plate 46 for connecting the left cavity wall plate 41 and the right cavity wall plate 43 into a whole, and the second pressing plate 46 is in downward abutting contact with the rear cavity wall plate 42 and the first pressing plate 15.

Specifically, the upper side of the arc-shaped wall plate 45 is provided with the clamping plate 24, the lower side is provided with the left cavity wall plate 41 and the right cavity wall plate 43, and the two are connected into a whole through the second pressing plate 46, so that the overall structural strength of the front bracket 2 can be enhanced, and the second pressing plate 46 can cooperate with the rear cavity wall plate 42 on the rear bracket 1 and the first pressing plate 15 to form a pressing arrangement for the evaporator branch pipe 200 in the groove 301. The second pressing plate 46 may be partially pressed down on the front side of the first pressing plate 15, or may directly butt against the first pressing plate 15 in a flush manner, which is not particularly limited herein. Of course, the structural shape of the second pressing plate 46 is matched with the rear cavity wall plate 42 and the first pressing plate 15, so as to facilitate the integral pressing effect on the evaporator branch pipe 200 in the groove 301 after being mutually clamped.

Preferably, the second pressing plate 46 is further abutted against the vertical bending portion of the evaporator branch pipe 200, and forms a branch pipe avoiding portion 5 for avoiding the vertical bending portion together with the clamping plate 24 and the arc-shaped wall plate 45.

Specifically, at the upper end of the groove 301, the evaporator branch pipe 200 may be formed with a vertical bending portion, so as to be connected with the evaporator branch pipe 200 conveniently, and the second pressing plate 46 is abutted against the vertical bending portion, so that the vertical bending portion can be well limited, so as to prevent the vertical bending portion from shaking greatly, but note that the second pressing plate 46 is required to be enclosed together with the clamping plate 24 and the arc-shaped wall plate 45 upwards to form a branch pipe avoiding portion 5, so that avoidance is formed on the vertical bending portion.

Example 3

Referring to fig. 1-8, the present utility model further provides an indoor unit, which has the motor support of the cross flow fan according to any one of embodiments 1-2.

The utility model also provides an air conditioner, which is provided with the motor bracket of the cross-flow fan in any one of the embodiments 1-2.

Specifically, as can be appreciated by those skilled in the art, when the indoor unit and/or the air conditioner provided in the embodiment 2 has the motor support of the cross flow fan described in any one of embodiments 1-2, the solution of the corresponding technical problem and the achievement of the technical effect thereof can be referred to the description of the motor support of the cross flow fan in embodiments 1-2, and will not be repeated here.

Although the present utility model is disclosed above, the present utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model should be assessed accordingly to that of the appended claims.

Claims (10)

1. The utility model provides a motor support of cross flow fan, its characterized in that includes back support (1) and fore-stock (2), back support (1) are fixed in on the wall through casing base (300) installation, fore-stock (2) with back support (1) are in the direction mutual inlay card and are formed with motor accommodation chamber (4) around, back support (1) are including stator support frame (11) that are located its left and right sides both ends, fore-stock (2) are including stator guard shield (22) that are located its left and right sides both ends, stator guard shield (22) with stator support frame (11) joint.

2. The motor bracket of a cross-flow fan according to claim 1, wherein the stator support frame (11) and the stator shield (22) are all in a clamp shape, a first clamping groove (111) is formed in the upper end of the stator support frame (11), a second clamping block (112) is formed in the lower end of the stator support frame, a first clamping block (211) is formed in the upper end of the stator shield (22), and a second clamping groove (212) is formed in the lower end of the stator shield.

3. The motor bracket of a through-flow fan according to claim 1, wherein the motor accommodating cavity (4) comprises a left cavity wall plate (41) and a right cavity wall plate (43) which are assembled, a clamping gap (47) is formed between any one of the left cavity wall plate (41) and the right cavity wall plate (43) and an upper end table (213) of the stator shield (22), a first locking table (113) is further arranged at the upper end of the stator support frame (11) in an extending mode, and the first locking table (113) is clamped into the clamping gap (47).

4. A motor bracket for a cross-flow fan according to claim 3, wherein a second locking stand (114) is further extended from the lower end of the stator support frame (11), and the lower end stand (214) of the stator shroud (22) is abutted downwards to the second locking stand (114).

5. A motor bracket for a cross-flow fan according to claim 3, wherein the motor housing chamber (4) further comprises a rear chamber wall plate (42) and a lower chamber wall plate (44) which are only arranged on the rear bracket (1), and an arc wall plate (45) which is only arranged on the front bracket (2) and is directly integrated in the upper and front directions, wherein an opening is formed between the lower chamber wall plate (44) and the arc wall plate (45) after the front bracket (2) and the rear bracket (1) are mutually clamped in the front and rear directions.

6. A motor bracket for a cross-flow fan according to any one of claims 1-5, characterized in that the stator support (11) is formed with a stop piece (116) for stopping the motor shaft (33).

7. The motor bracket of a cross-flow fan according to any one of claims 3-5, wherein a groove (301) for vertically arranging the evaporator branch pipes (200) is formed in the chassis base (300), the rear bracket (1) and the chassis base (300) are separately arranged and are pressed and arranged on the left side and the right side of the groove (301), a vertical bending part for connecting with the evaporator (100) is formed at the upper end of the groove (301), and a second pressing plate (46) for pressing the evaporator branch pipes (200) and limiting the vertical bending part in an upward butt mode is formed on the front bracket (2).

8. The motor bracket of a cross-flow fan according to claim 7, wherein the rear bracket (1) is clamped and/or screwed with the chassis base (300), or is further clamped with a cross-flow fan end cover (500) at the left side of the left cavity wall plate (41) through a first buckle (411) arranged on the left cavity wall plate.

9. An indoor unit having the motor support of the cross flow fan according to any one of claims 1 to 8.

10. An air conditioner characterized in that the air conditioner has the motor bracket of the cross flow fan as claimed in any one of claims 1 to 8.

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