CN218544643U

CN218544643U - Motor support and air condensing units

Info

Publication number: CN218544643U
Application number: CN202223099979.1U
Authority: CN
Inventors: 黄笑; 潘喜宇; 洪伟志; 张中强; 胡林锋; 田涛
Original assignee: Ningbo Aux Electric Co Ltd
Current assignee: Ningbo Aux Electric Co Ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-02-28
Anticipated expiration: 2032-11-22

Abstract

The utility model provides a motor support and air condensing units, the motor support is established on the off-premises station, the off-premises station includes the heat exchanger, the motor support includes the support body, the support body part is to keeping away from one side protrusion of heat exchanger is in order to form the motor installation department, a serial communication port, the motor support still includes the pull rod, the pull rod is established at least one side of motor installation department and edge the length direction of motor support extends. The motor bracket of the utility model has good mechanical strength, small vibration of the fan and low running noise; the electronic control structure, the connecting plate and other parts which are assembled subsequently can be pre-positioned, so that the assembly efficiency and the connection tightness are improved; simple structure and convenient production and processing.

Description

Motor support and air condensing units

Technical Field

The utility model relates to an air conditioning technology field particularly, relates to a motor support and air condensing units.

Background

With the development of science and technology and the increasing improvement of the living standard of people, the air conditioner becomes an indispensable household appliance in the life of people. With the gradual maturity and the fierce competition of the technology in the field of household appliances, the quality requirements of consumers on the air conditioner are higher and higher; for a multi-split air conditioner, the heat dissipation capacity of the outdoor unit is also increased, and if the rotation speed of the motor is simply increased to meet the heat dissipation requirement of the outdoor unit, the strength of the motor bracket needs to be increased to ensure the stable operation of the fan.

In the prior art, the method for increasing the thickness of steel is generally and simply adopted, so that the cost is high; meanwhile, the motor is far away from the fixed point of the motor support and the front panel, so that the motor support generates large vibration in the working process of the motor, and the motor support is easy to deform or even break. How to prevent the motor support from deforming after long-term operation and improve the operation safety and reliability is a technical problem to be solved urgently by technical personnel in the field.

In view of this, the present invention is especially provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem that the motor supporting structure of current off-premises station is unreasonable, assembles loaded down with trivial details and easily takes place the deformation.

In order to solve the problem, the utility model provides a motor support establishes on the off-premises station, the off-premises station includes the heat exchanger, motor support includes the support body, the support body portion is to keeping away from one side protrusion of heat exchanger is in order to form the motor installation department, a serial communication port, motor support still includes the pull rod, the pull rod is established at least one side of motor installation department and edge motor support's length direction extends.

This setting can improve motor support's mechanical strength, increases the area of contact with the heat exchanger simultaneously and rotates the vibrations that produce in order to reduce the fan, and the noise of operation is little, long service life. Preferably, the cross section of the pull rod is L-shaped, one side of the pull rod is abutted to the heat exchanger, and the other side of the pull rod is connected with the frame body. The pull rod, the heat exchanger and the frame body can be ensured to have larger contact area, and simultaneously, the material is saved and the connection is reliable and reliable. The pull rod with can realize through multiple modes such as spiro union, riveting, welding between the support body.

Preferably, the edge of the frame body is provided with a folded edge, the folded edge part is downwards sunken to form a wire bundling groove, and at least one side of the wire bundling groove is provided with a folded edge. This set up and conveniently walk the line, increase the area of contact of the line body in bunch trench position through the turn-ups simultaneously, avoid the line body to be cut open and influence the operating stability, the reliability of outer machine.

Preferably, the folded edge is provided with a wire bundling piece, and the wire bundling piece is arranged adjacent to the wire bundling groove. Preferably, the bunch spare is including the fixed even board, the butt plate that connect gradually, fixed one side and the hem of even board are connected, fixed even opposite side of board with the butt plate links to each other perpendicularly and forms "T" type structure, the butt plate can for fixed even board is buckled and is removed in order to retrain the position of connecting wire.

The arrangement can increase the contact area between the wire harness piece and the wire harness, and saves materials; the outside parcel one deck rubber of fixed plate, further avoid pencil and the bunch spare surface direct contact of metal material, safe and reliable more.

Preferably, the two ends of the frame body are respectively provided with a first fixing part and a second fixing part, the first fixing part is used for being connected with the heat exchanger, and the second fixing part is used for being connected with the base. This setting is connected in order to ensure motor support connection reliable and stable through being connected with heat exchanger, base, and vibration noise is little.

Preferably, the first fixing part comprises a first connecting plate, one end of the first connecting plate is connected with the frame body, the other end of the first connecting plate is provided with a second connecting plate, and the second connecting plate is parallel to the frame body and extends to one side of the second fixing part. The arrangement structure is simple, and the upper end of the motor bracket can be hung on the heat exchanger; the motor bracket can be fixed through one screw on the second fixing part, and the motor bracket is high in assembly efficiency and stable and reliable in connection.

Preferably, the first fixing part is provided with a limiting protrusion, the limiting protrusion is located on one side of the frame body away from the second connecting plate, and the upper end face of the limiting protrusion is higher than the first connecting plate. This setting can carry out prepositioning to subsequent assembly structure, improves assembly efficiency and connection stability.

Preferably, the limiting protrusion comprises a first protrusion and a second protrusion, and the first protrusion and the second protrusion are respectively arranged on the left side and the right side of the motor support. This setting can be respectively to the assembly of automatically controlled structure, connecting plate carry out prepositioning, improves assembly efficiency, connects reliable and stable.

Compared with the prior art, the outdoor unit of the air conditioner has the following beneficial effects: 1) The mechanical strength of the motor support is improved, meanwhile, the contact area of the motor support and the heat exchanger is increased to reduce vibration generated by rotation of the fan, the operation noise is low, and the service life is long; 2) The limiting bulges are arranged, so that the electric control structure and the connecting plate which are assembled subsequently can be pre-positioned, and the assembling efficiency and the connection tightness are improved; 3) Simple structure and convenient production and processing.

The utility model also provides an air condensing units, including foretell motor support, still include top cap, connecting plate, the connecting plate is pressed and is established on the motor support, the connecting plate with connect through the fixed plate between the top cap. The air conditioner outdoor unit has the same beneficial effects as the motor support, and the description is omitted here.

Drawings

Fig. 1 is an overall schematic view of an outdoor unit of an air conditioner according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the assembled relationship of the components at A in FIG. 1;

fig. 3 is a schematic view of an internal structure of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 4 is an exploded view of an outdoor unit of an air conditioner according to an embodiment of the present invention;

FIG. 5 is a partial enlarged view of the portion B in FIG. 4;

fig. 6 is a schematic structural diagram of a motor bracket according to an embodiment of the present invention;

FIG. 7 is an enlarged view of a portion of FIG. 6 at C;

FIG. 8 is an enlarged view of a portion of FIG. 6 at D;

fig. 9 is a schematic structural view of a connection plate according to an embodiment of the present invention;

fig. 10 is another perspective view of the connection plate according to the embodiment of the present invention.

Description of reference numerals:

1-an electric control structure; 2-a motor bracket; 21-a first fixed part; 211-a limit projection; 2111-first projection; 2112-second projection; 212-first tie plate; 213-a second tie plate; 22-a motor mounting portion; 23-a second fixed part; 24-a pull rod; 25-a frame body; 251-a wire harness; 2511-fixed connecting plate; 2512-abutting plate; 2513-a movable plate; 252-trunking; 253-flanging; 254-folding edges; 255-lightening holes; 3-a terminal fixing plate; 4-a shell; 41-a first side panel; 42-a second side plate; 43-mesh enclosure; 431-bending part; 5-a separator; 6-top cover; 7-a connecting plate; 71-a first plate; 711-reinforcing ribs; 712-assembly holes; 72-a second plate; 73-a third plate; 731-buckling; 732-positioning grooves; 733-avoidance slot; 734-upper projection; 74-a fourth plate; 75-a fifth plate; 76-absorbent cotton; 8, fixing a plate; 9-a fan; 10-heat exchanger.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated.

As shown in fig. 1 to 5, an outdoor unit of an air conditioner includes a casing 4 and a heat exchanger 10, a motor bracket 2 and a partition plate 5 are disposed in the casing 4, the motor bracket 2 is connected to the heat exchanger 10 and used for assembling a fan 9, the electronic control structure 1 is disposed above the partition plate 5, one side of the electronic control structure 1 is connected to the motor bracket 2, and the other end of the electronic control structure 1 is connected to the casing 4 through a terminal fixing plate 3. This setting does not occupy the space in press chamber through setting up automatically controlled structure 1 level, connects reliable and stable and convenient the line of walking and installation. The specific structures of the heat exchanger 10, the fan 9 and the partition plate 5 are all the prior art, and are not described herein any more.

As an example of the present invention, the electric control structure 1 includes a second mounting plate, and is used for detachably connecting the motor bracket 2, such as screwing, inserting, etc. The electric control structure 1 comprises a box body, a box cover and a circuit board arranged between the box body and the box cover, and the specific structures and connection relations of the box body, the box body and the circuit board are all the prior art and are not described in detail herein.

As shown in fig. 6-8, the motor bracket 2 includes a bracket body 25, the part of the bracket body 25 protrudes outwards to form a motor mounting portion 22, one end of the bracket body 25 is provided with a first fixing portion 21 for being connected with the heat exchanger 10, the motor bracket 2 further includes a pull rod 24, the pull rod 24 is arranged on at least one side of the motor mounting portion 22 and extends towards the first fixing portion 21 and/or the second fixing portion 23, and the pull rod 24 is abutted to the heat exchanger 10. This setting can improve motor support 2's mechanical strength, increases simultaneously with heat exchanger 10's area of contact in order to reduce the vibrations that fan 9 rotated the production, and the running noise is little, long service life. The specific structure of the motor mounting portion 22 is the prior art and will not be described herein.

As an example of the present invention, the cross-section of the pull rod 24 is "L" shaped, this arrangement can ensure that the contact area between the pull rod 24 and the heat exchanger 10 and the frame body 25 is large, the material is saved and the connection is reliable. Preferably, the two pull rods 24 are symmetrically arranged at the left and right sides of the frame body 25. This setting can compromise the fastening nature, the convenience of assembly.

As an example of the present invention, the first fixing portion 21 includes a first connecting plate 212, one end of the first connecting plate 212 is vertically connected to the frame body 25, the other end of the first connecting plate 212 is connected to the second connecting plate 213, and the second connecting plate 213 is parallel to the frame body 25 and extends toward the second fixing portion 23. This set up simple structure, can hang the upper end of motor support 2 on heat exchanger 10, assembly efficiency is high, connect reliable and stable.

The frame body 25 is further provided with a second fixing portion 23 for connecting with a base (not shown in the figure), and the second fixing portion 23 and the first fixing portion 21 are respectively located at the left end and the right end of the frame body 25. This setting structure is simple, simultaneously through being connected with heat exchanger 10, base in order to ensure that motor support 2 connects reliable and stable, and the noise of shaking is little. As an example of the present invention, the second fixing portion 23 is a horizontally disposed plate, a reinforcing member is disposed between the plate and the frame 25, and a mounting hole is disposed on the plate for being screwed with the base. This setting can make the upper end of motor support 2 and the spacing fixed back of heat exchanger 10, makes second fixed part 23 and base fixed through utilizing a screw, and assembly efficiency is high and easy dismounting.

As an example of the present invention, the frame body 25 is provided with lightening holes 255, and the sides of the lightening holes 255 are provided with folding edges 254. The arrangement can further reduce the weight of the frame body 25 and save materials; while ensuring good mechanical strength of the frame body 25. The folded edge 254 may be provided at an outer edge of the frame body 25 or the like.

Preferably, the fold 254 is provided with a bundling groove 252, and the bundling groove 252 is provided with a fold 253. This setting is convenient to walk the line, increases the area of contact of the line body in bunch groove 252 position simultaneously through turn-ups 253, avoids the line body to be cut open and influences outer quick-witted operating stability, reliability.

Preferably, the fold 254 is provided with a wire tying member 251, and the wire tying member 251 is provided adjacent to the wire tying groove 252. This arrangement allows for the motor connecting wires, particularly at the position of the wire harness slots 252, to be constrained to normalize the wire harness position. The wire binding member 251 and the folded edge 254 are arranged in a split manner or in an integrated manner. As an example of the present invention, the wire harness member 251 includes a fixed connecting plate 2511 and a butt plate 2512 which are connected in sequence, one side of the fixed connecting plate 2511 is connected with the folded edge 254, and the other side of the fixed connecting plate 2511 is vertically connected with the butt plate 2512 and forms a "T" type structure. This arrangement can increase the contact area between the wire harness member 251 and the wire harness, and saves material. Preferably, the wire harness member 251 further includes a movable plate 2513, and the movable plate 2513 may be bent toward the other side of the wire harness to limit the wire harness. Preferably, a layer of rubber is wrapped outside the fixed connecting plate 2511 and/or the movable plate 2513. This setting structure is simple, avoids pencil and the surperficial direct contact of wire harness spare 251 simultaneously, safe and reliable more.

Preferably, the first fixing portion 21 is provided with a limiting protrusion 211, and the limiting protrusion 211 is located on one side of the frame body 25 far away from the second connecting plate 213 and is higher than the first connecting plate 212. This setting can carry out prepositioning to the automatically controlled structure 1 and/or the connecting plate 7 of follow-up assembly, improves assembly efficiency. Preferably, the limiting protrusion 211 includes a first protrusion 2111 and a second protrusion 2112, and the first protrusion 2111 and the second protrusion 2112 are disposed on the left and right sides of the motor bracket 2. The arrangement can respectively pre-position the assembly of the electric control structure 1 and the connecting plate 7 through the first protrusion 2111 and the second protrusion 2112, the assembly efficiency is high, and the connection is stable and reliable. Preferably, a limiting through hole is formed in the second mounting plate corresponding to the second protrusion 2112, and the second protrusion 2112 can be assembled into the limiting through hole in a limiting mode.

As an example of the present invention, the terminal fixing plate 3 includes the swash plate, the connecting plate and the flange that set gradually, the swash plate and the flange are located the upper and lower both sides of the connecting plate, the swash plate is fixedly connected with the housing 4, and the flange is connected with the electric control structure 1 through the modes such as spiro union, riveting, joint. Preferably, the two sides of the connecting plate and the inclined plate are provided with limit baffles for restricting the moving direction of the wiring terminal, and the wiring terminal is electrically connected with the electric control structure 1.

As an example of the present invention, the casing 4 includes a first side plate 41, a mesh enclosure 43, a second side plate 42, and a front panel (not shown in the figure) which are sequentially disposed, and the first side plate 41 and the second side plate 42 are respectively disposed at the left and right sides of the outdoor unit; the heat exchanger 10 is located in the shell 4 and is close to the mesh cover 43, and the upper end of the motor support 2 is connected with the heat exchanger 10. This setting can make heat exchanger 10 abundant with the outside air, and heat exchange efficiency is high. Preferably, the upper end of the mesh cover 43 is hooked on the upper portion of the heat exchanger 10.

When the air volume of the outdoor unit is small, the height of the heat exchanger 10 is also properly reduced; at the moment, a gap exists between the heat exchanger 10 and the top cover 6, so that one side of the top cover 6 is easily stressed unevenly and bent and deformed; meanwhile, insects, rats, ants and the like easily enter the outdoor unit through a gap between the top end of the heat exchanger 10 and the top cover 6, so that the operation safety and reliability of the outdoor unit are affected. Preferably, the outdoor unit of the air conditioner further comprises a top cover 6 and a connecting plate 7, the connecting plate 7 is pressed on the motor support 2, one side of the connecting plate 7, which is far away from the mesh enclosure 43, is adjacent to the electric control structure 1, and the connecting plate 7 is connected with the top cover 6 through a fixing plate 8. The arrangement can ensure that the height above the heat exchanger 10 is consistent with the height of the first side plate 41 and the second side plate 42, the top cover 6 is stably supported, and meanwhile, the gap between the heat exchanger 10 and the top cover 6 can be sealed, so that insects and mice are prevented from entering; the connecting plate 7 can be used for assembling and fixing the motor support 2, the electric control structure 1, the mesh enclosure 43, the heat exchanger 10 and the top cover 6 at the same time, so that the overall strength of the outdoor unit of the air conditioner is improved. The height of the heat exchanger 10 can be set according to needs, the universality of the air conditioner outdoor unit is improved, and the application range is wide.

As shown in fig. 9, the connecting plate 7 includes a first plate 71, a third plate 73, and a fifth plate 75 which are connected, and the first plate 71 is provided with at least one rib 711, and the rib 711 extends in the width direction of the first plate 71. This setting can improve the mechanical strength and the assembly stability of connecting plate 7. During assembly, the first plate 71 is located on the outer side of the mesh enclosure 43, namely, the mesh enclosure 43 is far away from one side of the heat exchanger 10, the mesh enclosure 43 can be abutted against the heat exchanger 10 through the arranged reinforcing ribs 711, and the connecting plate 7 is prevented from shaking to improve the stability and reliability of assembly. The first plate 71 is provided with a mounting hole 712, a second matching hole 84 is arranged at the corresponding position of the fixing plate 8, and the mounting hole 712 and the second matching hole 84 are fixed through bolts; the device is simple in structure, stable and reliable in connection and convenient to disassemble and assemble.

The third plate 73 is partially protruded upward to form an upper protrusion 734, and an avoidance groove 733 is provided on the upper protrusion 734 to be opposite to the second mounting plate. This setting can be avoided motor support 2 through upper convex part 734 formation, simultaneously avoids the second mounting panel through avoiding groove 733 formation, makes upper convex part 734 and the up end laminating of motor support 2 closely simultaneously the third board 73 other positions with the up end laminating of heat exchanger 10 closely, improves stability, the reliability of assembly. Preferably, the upper projection 734 is provided with a positioning slot 732, and the positioning slot 732 is used for limiting the first protrusion 2111 of the motor bracket 2. The arrangement can realize the prepositioning of the connecting plate 7 and the motor bracket 2, and the assembly efficiency is high; the assembly stability and reliability of the two are further improved. At least one end of the third plate 73 is provided with a buckle 731 for being clamped and fixed with a copper pipe of the heat exchanger 10.

The fifth plate 75 is provided with a water absorption cotton 76 at one end far away from the third plate 73, the water absorption cotton 76 extends along the length direction of the fifth plate 75, and the other side of the water absorption cotton 76 is connected with the electronic control structure 1. This setting can form between connecting plate 7 and the automatically controlled structure 1 and block, and the rainwater on the connecting plate 7 directly flows to automatically controlled structure 1, improves air condensing units's whole waterproof performance.

Preferably, the connecting plate 7 further comprises a second plate 72 and a fourth plate 74 which are connected, and the second plate 72 and the fourth plate 74 together form a "step" shaped structure; one end of the mesh enclosure 43 close to the connecting plate 7 is provided with a bending portion 431, and the second plate 72 and the fourth plate 74 are in limit abutting contact with the bending portion 431. This setting can be retrained the mounted position of screen panel 43 through connecting plate 7, improves the stability, the reliability of assembly. Specifically, the second plate 72 is connected to the first plate 71 on a side away from the fourth plate 74, and the fourth plate 74 is connected to the third plate 73.

Preferably, one end of the first plate 71, the second plate 72, the fourth plate 74 and a part of the third plate 73 is arranged obliquely, and the side end faces thereof are in the same plane. This setting can form dodging to the second curb plate 42 that part was buckled and is set up, makes the clearance little between connecting plate 7 and the second curb plate 42, and the laminating is inseparable, improves the fastening nature, the reliability of assembly.

As an example of the present invention, the fixing plate 8 is provided with a limiting rib, and the limiting rib extends along the length direction of the fixing plate 8. During the assembly, the lower edge part of top cap 6 with spacing muscle butt, this setting can restrict the assembly position of top cap 6 in order to improve assembly efficiency. And second matching holes are respectively formed in two ends of the limiting rib and are arranged along the central axis of the limiting rib, and the second matching holes are used for being connected with the connecting plate 7 in a threaded manner. After the top cover 6 is disassembled, the second matching holes can be completely exposed, so that the disassembling and assembling sequence is restrained, the assembling accuracy and reliability of the outdoor unit are improved, and the quality consistency of products is good. The fixing plate 8 is provided with at least one first matching hole for detachable connection with the top cover 6, such as screw connection, clamping connection and the like. The specific number of the first matching holes can be set according to requirements, such as one, two or three. The fixing plate 8 is further provided with a reinforcing rib, and the reinforcing rib is located on one side, far away from the first matching hole, of the limiting rib. This arrangement makes it possible to improve the mechanical strength of the fixing plate 8 while avoiding interference with the assembly of the top cover 6; the appearance is beautiful and reliable.

During assembly, the second mounting plate of the electric control structure 1 is in limited assembly to the avoidance groove 733, meanwhile, the limit bulge 211 of the motor support 2 is in limited assembly to the positioning groove 732, and the third plate 73 is attached to the upper end face of the motor support 2 to realize assembly and fixation with the electric control structure 1 and the motor support 2; the heat exchanger is fixed with a copper pipe of the heat exchanger 10 through a buckle 731, and is abutted against the heat exchanger 10 through a reinforcing rib 711, so that the heat exchanger is assembled and fixed with the top surface and the side surface of the heat exchanger 10; the third plate 73 can also limit the mesh enclosure 43 hooked on the top end of the heat exchanger 10; in addition, the second plate 72 and the fourth plate 74 are respectively abutted against the bent portion 431 of the mesh enclosure 43, so that the mesh enclosure 43 is limited and fixed in different directions.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected by one skilled in the art without departing from the spirit and scope of the invention, as defined in the appended claims.

Claims

1. The utility model provides a motor support establishes on the off-premises station, the off-premises station includes heat exchanger (10), motor support (2) are including support body (25), support body (25) part is to keeping away from one side protrusion of heat exchanger (10) is in order to form motor installation department (22), a serial communication port, motor support (2) still includes pull rod (24), establish pull rod (24) establish at least one side of motor installation department (22) and edge the length direction of motor support (2) extends.

2. The motor bracket as claimed in claim 1, wherein a flange (254) is provided at an edge of the bracket body (25), the flange (254) is partially recessed downward to form a bundling slot (252), and a flange (253) is provided at least one side of the bundling slot (252).

3. The motor mount of claim 2, wherein the flap (254) provides a wire tie (251), the wire tie (251) being disposed adjacent to the wire tie groove (252).

4. The motor bracket according to claim 3, wherein the wire bundling piece (251) comprises a fixed connecting plate (2511) and an abutting plate (2512) which are connected in sequence, one side of the fixed connecting plate (2511) is connected with the folded edge (254), the other side of the fixed connecting plate (2511) is vertically connected with the abutting plate (2512) to form a T-shaped structure, and the abutting plate (2512) can perform bending movement relative to the fixed connecting plate (2511) to restrain the position of a connecting wire.

5. The motor support according to any one of claims 1-4, characterized in that a first fixing portion (21) and a second fixing portion (23) are respectively disposed at two ends of the frame body (25), the first fixing portion (21) is used for connecting with the heat exchanger (10), and the second fixing portion (23) is used for connecting with a base.

6. The motor bracket as claimed in claim 5, wherein the first fixing portion (21) comprises a first connecting plate (212), one end of the first connecting plate (212) is connected to the bracket body (25), the other end of the first connecting plate (212) is provided with a second connecting plate (213), and the second connecting plate (213) is parallel to the bracket body (25) and extends toward one side of the second fixing portion (23).

7. The motor bracket as claimed in claim 6, wherein the first fixing portion (21) is provided with a limiting protrusion (211), the limiting protrusion (211) is located on one side of the bracket body (25) far away from the second connecting plate (213), and an upper end surface of the limiting protrusion (211) is higher than the first connecting plate (212).

8. The motor bracket according to claim 7, wherein the limiting protrusion (211) comprises a first protrusion (2111) and a second protrusion (2112), and the first protrusion (2111) and the second protrusion (2112) are respectively arranged on the left side and the right side of the motor bracket (2).

9. An outdoor unit of an air conditioner, comprising the motor bracket (2) of any one of claims 1 to 8, a top cover (6) and a connecting plate (7), wherein the connecting plate (7) is pressed on the motor bracket (2), and the connecting plate (7) is connected with the top cover (6) through a fixing plate (8).