CN216114391U

CN216114391U - Controller fixing device and air condensing units

Info

Publication number: CN216114391U
Application number: CN202122545330.7U
Authority: CN
Inventors: 吴庆壮
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-03-22
Anticipated expiration: 2031-10-21

Abstract

The utility model provides a controller fixing device and air condensing units belongs to household electrical appliances structure technical field. The controller fixing device comprises a fixing plate and a mounting box; the fixing plate is vertically fixed in the shell of the outdoor unit of the air conditioner; the mounting box is fixed in the fixed plate, and the mounting box is formed with first installing zone and second installing zone, and first installing zone is used for holding and fixed main control board, and the second installing zone is used for holding and fixed magnetic ring. In the embodiment of the disclosure, the fixing plate and the mounting box are arranged in the outdoor unit of the air conditioner, the fixing plate is vertically fixed in the shell of the outdoor unit of the air conditioner, the mounting box is fixed on the fixing plate, the mounting box is provided with the first mounting area and the second mounting area, the first mounting area is used for accommodating and fixing the main control board, and the second mounting area is used for accommodating and fixing the magnetic ring, so that the mounting cover is not required to be arranged to fix the magnetic ring, the number of parts of the main control unit fixing structure is reduced, the mounting is convenient, and the production efficiency of the outdoor unit of the air conditioner is improved.

Description

Controller fixing device and air condensing units

Technical Field

The embodiment of the disclosure relates to the technical field of household electrical appliance structures, in particular to a controller fixing device and an air conditioner outdoor unit.

Background

With the development and progress of science and technology, air conditioners are becoming necessities of people's lives. An air conditioner generally includes an indoor unit and an outdoor unit.

The outdoor unit comprises a shell, a controller fixing device, a fan, a compressor and a main control board. The controller fixing device is located inside the shell and connected with the shell, the shell is divided into a first cavity and a second cavity, the fan is located in the first cavity, and the compressor is located in the second cavity. The controller fixing device comprises a fixing plate and a mounting box. The fixed plate links to each other with the casing, and the mounting box links to each other with the fixed plate, and the main control board is arranged in the mounting box, and the connecting wire of compressor is connected to the main control board.

In order to stably mount the connecting wire and the magnetic ring, in the related art, the controller fixing device generally further includes a mounting box cover covering the mounting box, and the magnetic ring is fixed on the mounting box cover, which is troublesome to mount.

SUMMERY OF THE UTILITY MODEL

The utility model provides a controller fixing device and air condensing units can reduce part figure, is convenient for install. The technical scheme at least comprises the following scheme:

in one aspect, the present disclosure provides a controller fixing device disposed in a casing of an outdoor unit of an air conditioner, the controller fixing device including a fixing plate and a mounting box;

the fixing plate is vertically fixed in a shell of the outdoor unit of the air conditioner;

the mounting box is fixed to the fixing plate, a first mounting area and a second mounting area are formed in the mounting box, the first mounting area is used for containing and fixing the main control board, and the second mounting area is used for containing and fixing the magnetic ring.

Optionally, the mounting box comprises:

the first installation area is formed by a plurality of first box walls and a first bottom plate, wherein the plurality of first box walls are arranged at the edge of the first bottom plate and form a preset angle with the first bottom plate, and the plurality of first box walls surround the first installation area;

the second installation area is formed by a plurality of second box walls and one first box wall.

Optionally, the second mounting area is located below the first mounting area; or

The first bottom plate and the second bottom plate form a preset angle with the fixed plate, and the second bottom plate is located below the first bottom plate.

Optionally, a first clamping groove is formed in the first box wall close to the second installation area, a second clamping groove is formed in the second box wall far away from the first installation area, and the second clamping groove is opposite to the first clamping groove.

Optionally, the first bottom plate is provided with a first heat sink clamping groove, the fixing plate is provided with a second heat sink clamping groove, and the second heat sink clamping groove is opposite to the first heat sink clamping groove.

Optionally, the controller fixing device further comprises a water blocking rib, the water blocking rib is arranged outside the mounting box, arranged at one end, close to the second mounting area, of the second radiator clamping groove, and connected with the first bottom plate.

Optionally, the water blocking rib comprises a first baffle and a second baffle, the second baffle is opposite to the first bottom plate, one end of the first baffle is connected with the second baffle, and the other end of the first baffle is connected with the side wall of the second radiator clamping groove.

Optionally, the outer surface of the first bottom plate is provided with a first buckle, the fixing plate is provided with a groove, the groove is located on the surface of the fixing plate close to the mounting box, the side wall of the groove is provided with a jack, and the first buckle is located in the jack.

On the other hand, the embodiment of the present disclosure further provides an air conditioner outdoor unit, the air conditioner outdoor unit includes a casing, a main control panel, and at least one controller fixing device as described in the foregoing aspect, the controller fixing device is disposed in the casing, a fixing plate of the controller fixing device is connected to the casing, the main control panel is disposed in a first mounting area of the controller fixing device, a compressor is further disposed in the casing, and a magnetic ring on a connecting line connecting the compressor and the main control panel is disposed in a second mounting area of the controller fixing device.

Optionally, the main control board includes a circuit board, a heat sink and a plurality of plug terminals, the heat sink is located on a surface of the circuit board close to the fixing plate, and the plurality of plug terminals are located on a surface of the main control board far from the fixing plate.

The beneficial effects brought by the technical scheme provided by the embodiment of the disclosure at least comprise:

through set up fixed plate and mounting box in the outer machine of air conditioner, the fixed plate is erectly the form and fixes in the casing of the outer machine of air conditioner, the mounting box is fixed in the fixed plate, the mounting box is formed with first installing zone and second installing zone, first installing zone is used for holding and fixed main control board, the second installing zone is used for holding and fixed magnetic ring, so no longer need set up the installation lid and fix the magnetic ring, the part figure that has reduced master controller fixed knot and constructs, the installation of being convenient for has improved the production efficiency of the outer machine of air conditioner.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a controller fixing device according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of a controller fixing device according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a controller fixing device according to an embodiment of the present disclosure;

FIG. 4 is a schematic structural diagram of a controller fixing device according to an embodiment of the present disclosure;

FIG. 5 is a schematic view of a partial structure of a controller fixing device according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a fixing plate according to an embodiment of the present disclosure;

fig. 7 is an enlarged schematic view of a partial structure of a fixing plate according to an embodiment of the disclosure;

FIG. 8 is a schematic structural diagram of a controller fixing device according to an embodiment of the present disclosure;

fig. 9 is a schematic partial structural diagram of an outdoor air conditioner according to an embodiment of the present disclosure.

The various reference numbers in the drawings are illustrated below:

10-fixing the plate;

11-second heat sink card slot: 111-a third opening; 112-positioning card slot;

12-groove: 121-a jack;

13-second connecting piece: 131-a second screw hole;

14-reinforcing ribs; 15-third connecting piece: 151-connection holes;

20-mounting a box: 20 a-a first mounting area;

21-a first base plate; 22-a first cartridge wall; 231 — a first opening; 24-a first wire clamping groove; 25-a first heat sink card slot; 26-a first buckle; 27-a second snap; 28-first connecting tab: 281-first screw hole; 29-a first fixation hole;

30 a-a second mounting area;

31-a second base plate; 32-a second cassette wall; 331-a second opening; 34-a second wire clamping groove;

40-water retaining ribs: 41-a first baffle; 42-a second baffle; 43-convex;

100-a controller fixture;

200-a housing: 200 a-fan cavity; 200 b-compressor chamber;

300-main control board: 301-a second fixation hole; 310-a circuit board; 320-a heat sink; 330-plug terminals;

400-a compressor; 500-magnetic ring.

Detailed Description

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," "third," and similar terms in the description and claims of the present disclosure are not intended to indicate any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.

To make the objects, technical solutions and advantages of the present disclosure more apparent, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of a controller fixing device according to an embodiment of the present disclosure. As shown in fig. 1, the controller fixing device is provided in a casing of an outdoor unit of an air conditioner, and the controller fixing device includes: a fixed plate 10 and a mounting case 20.

The fixing plate 10 is vertically fixed in a casing of an outdoor unit of an air conditioner, the mounting box 20 is fixed to the fixing plate 10, and the mounting box 20 is formed with a first mounting region 20a and a second mounting region 30 a. The first mounting region 20a is to receive and fix the main control board 300, and the second mounting region 30a is to receive and fix the magnetic ring 500. Fig. 1 shows the main control board 300 and the magnetic ring 500 in an assembled view.

In the outdoor unit of the air conditioner, the controller fixing device is installed inside a casing of the outdoor unit of the air conditioner, wherein the bottom of a fixing plate 10 is connected to the bottom of the casing, the fixing plate 10 divides the inner space of the casing of the outdoor unit of the air conditioner into two cavities, a fan and a compressor are respectively located in the two cavities, and a mounting box 20 is located at one side of the fixing plate 10 close to the compressor.

As shown in fig. 1, the second mounting region 30a is located on a side of the first mounting region 20a near the bottom of the fixed plate 10. Since the compressor is closer to the bottom of the casing and the second installation area 30a is disposed at one side of the first installation area 20a close to the bottom of the fixing plate 10 in the outdoor unit of the air conditioner, when the controller fixing device is installed inside the casing of the outdoor unit of the air conditioner, the second installation area 30a is closer to the bottom of the casing, and when the connection line of the compressor is connected to the main control board 300 in the installation box 20, the magnetic ring 500 on the connection line is more conveniently placed in the second installation area 30 a.

Fig. 2 is a schematic structural diagram of a controller fixing device according to an embodiment of the present disclosure. As shown in fig. 2, the mounting box 20 includes a first bottom plate 21 and a plurality of first box walls 22, the plurality of first box walls 22 are disposed at an edge of the first bottom plate 21 and at a predetermined angle to the first bottom plate 21, and the plurality of first box walls 22 enclose a first mounting area 20 a. The mounting box 20 further includes a second bottom plate 31 and a plurality of second box walls 32, the plurality of second box walls 32 being disposed at an edge of the second bottom plate 31 and forming a predetermined angle with the second bottom plate 31. In the present application, a plurality of second box walls 32 enclose the second mounting area 30a with one first box wall 22, and in other examples, a plurality of second box walls 32 enclose the second mounting area 30 a.

Illustratively, the mounting box 20 is a rectangular body, and as shown in fig. 2, the mounting box 20 includes a first bottom plate 21 and 4 first box walls 22. The 4 first box walls 22 are distributed around the first bottom plate 21 and are connected to the first bottom plate 21, respectively. The 4 first cassette walls 22 are at a predetermined angle to the first bottom panel 21. For example, the preset angle is 45 ° to 90 °, and in the disclosed embodiment, the preset angle is 90 °. The first mounting region 20a has a first opening 231. The first installation area 20a is used for installing the main control board 300, and when being installed, the main control board 300 is placed in the first installation area 20a through the first opening 231 of the first installation area 20 a.

Fig. 3 is a schematic structural diagram of a controller fixing device according to an embodiment of the present disclosure. As shown in fig. 3, the inner sidewall of the first base plate 21 has a plurality of first fixing holes 29. A plurality of first fixing holes 29 are formed at the edge and the center of the first base plate 21. As shown in fig. 2, the main control board 300 has a plurality of second fixing holes 301. A plurality of second fixing holes 301 are located at the edge and the center of the main control panel 300.

In the embodiment of the present disclosure, the plurality of first fixing holes 29 correspond to the plurality of second fixing holes 301 one to one, and when the main control board 300 is installed in the first installation area 20a, the first fixing holes 29 are aligned with the second fixing holes 301, and then screws are screwed into the first fixing holes 29 and the second fixing holes 301, so that the main control board 300 is installed in the first installation area 20a in a fixed position.

Illustratively, the second mounting area 30a is a rectangular body, as shown in fig. 2, the second mounting area 30a includes a second bottom plate 31 and 3 second box walls 32. The 3 second cassette walls 32 are distributed around the second bottom plate 31 and are connected to the second bottom plate 31, respectively. The 3 second cassette walls 32 are at a predetermined angle to the second bottom panel 31. For example, the preset angle is 45 ° to 90 °, and in the disclosed embodiment, the preset angle is 90 °. The second mounting area 30a has a second opening 331, through which second opening 331 a magnetic ring can be mounted in the second mounting area 30 a.

As shown in fig. 2, the second opening 331 of the second mounting region 30a and the first opening 231 of the first mounting region 20a face in the same direction. The second opening 331 of the second installation area 30a and the first opening 231 of the first installation area 20a are disposed facing the same direction, so that the connection line can be conveniently connected to the main control board 300 on the installation box 20 from the second installation area 30a when the connection line and the magnetic ring are installed.

As shown in fig. 2, the second mounting region 30a is located below the first mounting region 20 a. The second installation region 30a is closer to the bottom of the casing of the outdoor unit of the air conditioner, and when the connection line of the compressor of the outdoor unit of the air conditioner is connected to the main control board 300 in the first installation region 20a, the magnetic ring 500 on the connection line is more conveniently placed in the second installation region 30 a.

In some examples, the second mounting region 30a is located below the first mounting region 20a, in other examples, the first base plate 21 and the second base plate 31 are both at a predetermined angle to the fixed plate 10, and the second base plate 31 is located below the first base plate 21. For example, the preset angle is 0 ° to 45 °, and in the embodiment of the present disclosure, the preset angle is 0 °, i.e., parallel to the fixing plate 10.

As shown in fig. 2, the first box wall 22 of the second installation area 30a is provided with a first wire-clamping groove 24, and the second box wall 32 far away from the first installation area 20a is provided with a second wire-clamping groove 34, and the second wire-clamping groove 34 is opposite to the first wire-clamping groove 24.

The magnetic ring is generally located in the middle of the connection line, and when the magnetic ring is installed in the second installation area 30a, the connection line can enter the first installation area 20a from the second installation area 30a through the first wire clamping groove 24 to be connected with the main control board 300. The portion of the connection line between the magnetic ring and the compressor can be fixed by the second wire clamping groove 34. The connecting wire is fixed through the first wire clamping groove 24 and the second wire clamping groove 34, and the connecting wire is prevented from moving.

Referring to fig. 2, one side of the main control board 300 has a heat sink 320. Fig. 4 is a schematic structural diagram of a controller fixing device according to an embodiment of the present disclosure. As shown in fig. 4, the first bottom plate 21 of the mounting box 20 is provided with a first heat sink engagement groove 25, and the fixing plate 10 is provided with a second heat sink engagement groove 11, the second heat sink engagement groove 11 being opposite to the first heat sink engagement groove 25.

When the main control board 300 is mounted in the first mounting region 20a of the mounting box 20, the heat sink 320 is located in the first heat sink slot 25 of the first chassis 21. Then, the mounting box 20 is mounted on the fixing plate 10, so that the heat sink 320 is located in the second heat sink slot 11, and the heat sink 320 is partially located in the cavity where the fan is located, thereby improving the heat dissipation effect of the heat sink 320 by means of the wind force generated by the fan.

As shown in fig. 4, a side of the second heatsink slot 11 near the top of the fixing plate 10 has a third opening 111. When the mounting box 20 is coupled to the fixing plate 10, the heat sink 320 is placed in the first heat sink engaging groove 25 and the second heat sink engaging groove 11 from the top down.

Fig. 5 is a partial structural schematic view of a controller fixing device according to an embodiment of the present disclosure. As shown in fig. 5, the outer surface of the first bottom plate 21 is provided with a first latch 26, the fixing plate 10 is provided with a groove 12, the groove 12 is located on the surface of the fixing plate 10 close to the mounting box 20, and the side wall of the groove 12 is provided with a plug hole 121. After the mounting box 20 is assembled with the fixing plate 10, the first latch 26 is located in the insertion hole 121.

In the disclosed example, the first latch 26 extends from the first bottom plate 21 toward a direction close to the bottom of the casing of the outdoor unit, and the insertion hole 121 of the groove 12 is located on a side wall of the groove 12 close to the bottom of the casing of the outdoor unit. When assembling the mounting box 20 and the fixing plate 10, the mounting box 20 is first moved toward the fixing plate 10 to make the first latch 26 enter the groove 12, and then the mounting box 20 is moved along the extending direction of the groove 12 to make the first latch 26 be inserted into the insertion hole 121. The first buckle 26 is matched with the corresponding insertion hole 121, so that the left-right shaking of the mounting box 20 relative to the fixing plate 10 can be avoided, and the mounting box 20 is fixed on the fixing plate 10. The groove 12 can also improve the strength of the fixing plate 10 and prevent the fixing plate 10 from being deformed such as twisted.

As shown in fig. 5, the controller fixing device further includes a second catch 27, and the second catch 27 is located on an outer side wall of the mounting box 20 and at an end near the top of the mounting box 20. The top of the fixing plate 10 is provided with a positioning slot 112.

In the embodiment of the present disclosure, the second latch 27 corresponds to the positioning slot 112, and when the mounting box 20 is mounted on the fixing plate 10, the second latch 27 is latched in the positioning slot 112. The second buckle 27 is buckled with the corresponding positioning clamping groove 112, so that the mounting box 20 is hung on the fixing plate 10, and the weight of the mounting box 20 is applied to the fixing plate 10 through the second buckle 27.

As shown in fig. 5, the mounting box 20 further includes a first connecting piece 28, and the first connecting piece 28 is located on the outer surface of the first base plate 21 and is located at a side edge near the top of the mounting box 20. The first connecting piece 28 has a first screw hole 281. Fig. 7 is an enlarged schematic view at a in fig. 6. As shown in fig. 7, the fixing plate 10 has a second connecting piece 13, the second connecting piece 13 is located at the top of the fixing plate 10, and the second connecting piece 13 has a second screw hole 131. When the mounting case 20 and the fixing plate 10 are assembled, the first connecting piece 28 and the second connecting piece 13 are opposed to each other, and screws are screwed in the first screw hole 281 and the second screw hole 131 in this order to fix the mounting case 20 and the fixing plate 10.

As shown in fig. 6, at least three horizontal ribs 14 are provided on the inner wall of the fixing plate 10, so that the structural strength of the fixing plate 10 can be improved, deformation such as distortion of the fixing plate 10 can be prevented, and the stability of the outdoor unit of the air conditioner can be improved.

As shown in fig. 5, the controller fixing device further includes a water blocking rib 40, and the water blocking rib 40 is disposed outside the mounting box 20. The water blocking rib 40 is disposed at an end of the second radiator groove 11 close to the second mounting region 30a, and the water blocking rib 40 is connected to the first base plate 21.

After the mounting box 20 is connected to the fixing plate 10, a fitting gap exists between the second heat sink engaging groove 11 and the mounting box 20. The water blocking rib 40 is connected with the side wall of the second radiator clamping groove 11 close to the second mounting area 30a, so that the fit clearance between the fixing plate 10 and the mounting box 20 can be shielded, and the water is prevented from entering the mounting box 20 and damaging electronic elements on the main control panel.

As shown in fig. 5, the water blocking rib 40 includes a first barrier 41 and a second barrier 42. The second baffle plate 42 is opposite to the first base plate 21, and one end of the first baffle plate 41 is connected to the second baffle plate 42, and the other end is connected to a side wall of the second heat sink clip groove 11. The first baffle plate 41 and the second baffle plate 42 can shield the fit clearance between the second heat sink slot 11 and the mounting box 20. Because the outdoor unit of the air conditioner is located outdoors, water may enter the outdoor unit of the air conditioner and drip onto the fan blades, and the first baffle 41 and the second baffle 42 can prevent rainwater on the fan blades from flowing into the mounting box 20 from the matching gap after being thrown onto the fixing plate 10.

As shown in fig. 5, the water blocking rib 40 further includes a protrusion 43. The projection 43 is located on a side of the first shutter 41 adjacent to the second mounting area 30 a. Referring to fig. 4, the controller fixing device further includes a third connecting piece 15, and the third connecting piece 15 is located at an end of the second heat sink clamping groove 11 close to the bottom of the fixing plate 10 and connected to the fixing plate 10. The surface of the third connecting piece 15 has a connecting hole 151. When the mounting box 20 is assembled with the fixing plate 10, the third connecting piece 15 is located on the side of the second blocking plate 42 close to the first blocking plate 41, and the protrusion 43 is located in the connecting hole 151. The mounting box 20 is fixed to the fixing plate 10 by fitting the protrusion 43 into the coupling hole 151 to bring the water blocking rib 40 into engagement with the third coupling piece 15.

Fig. 8 is a schematic structural diagram of an outdoor unit of an air conditioner according to an embodiment of the present disclosure. As shown in fig. 8, the outdoor unit for an air conditioner includes a casing 200, a main control panel 300, and any one of the controller fixing devices 100 shown in fig. 1 to 7, wherein the main control panel 300 and the controller fixing device 100 are disposed in the casing 200, a fixing plate 10 of the controller fixing device 100 is connected to the casing 200, and the main control panel 300 is disposed in a first installation area 20a of the controller fixing device 100. The compressor 400 is further disposed in the housing 200, and the magnetic ring 500 on the connection line connecting the compressor 400 and the main control board 300 is disposed in the second mounting region 30a of the controller fixing device 100.

As shown in fig. 8, a fixing plate 10 is coupled to the bottom of the casing 200 to divide the outdoor unit of the air conditioner into a blower chamber 200a and a compressor chamber 200 b. The main control panel 300 is located at one side of the controller fixing device 100 and connected to the controller fixing device 100, and a portion of the main control panel 300 is located in the compressor chamber 200b and the other portion is located in the fan chamber 200 a.

Fig. 9 is a schematic partial structural diagram of an outdoor air conditioner according to an embodiment of the present disclosure. As shown in fig. 9, the main control board 300 includes a circuit board 310, a heat sink 320, and a plurality of plug terminals 330, wherein the heat sink 320 is located on a surface of the circuit board 310 close to the controller fixing device 100, and the plurality of plug terminals 330 are located on a surface of the main control board 300 away from the controller fixing device 100.

The main control board 300 is fixed to the controller fixing device 100, and a plurality of plug terminals are located on a surface of the circuit board 310 facing the compressor chamber 200b and on a side of the circuit board 310 close to the second mounting region 30 a. The plug terminal 310 is disposed at one side of the main control board 300 facing the compressor cavity 200b, and when the device of the compressor cavity 200b is connected to the main control board 300, the connection line is visible, so that the connection is facilitated, thereby improving the production efficiency.

The heat sink 320 is located on the surface of the circuit board 310 near the mounting box 20. When the main control board 300 is mounted in the mounting box 20, the heat sink 320 enters the fan cavity 200a through the first heat sink slot 25 on the first base board 21 and the second heat sink slot 11 on the fixing board 10, so that the heat dissipation effect of the heat sink 320 can be improved.

The above description is meant to be illustrative of alternative embodiments of the disclosure and not to limit the disclosure, and any modification, equivalent switch, improvement, etc. made within the spirit and principles of the disclosure should be included within the scope of the disclosure.

Claims

1. A controller fixing device provided in a casing of an outdoor unit of an air conditioner, the controller fixing device comprising: a fixing plate (10) and a mounting box (20);

the fixing plate (10) is vertically fixed in a shell of the outdoor unit of the air conditioner;

the mounting box (20) is fixed to the fixing plate (10), a first mounting area (20a) and a second mounting area (30a) are formed in the mounting box (20), the first mounting area (20a) is used for accommodating and fixing the main control board, and the second mounting area (30a) is used for accommodating and fixing the magnetic ring.

2. The controller fixing device according to claim 1, wherein the mounting box (20) includes:

a first bottom plate (21) and a plurality of first box walls (22), the plurality of first box walls (22) being arranged at the edge of the first bottom plate (21) and forming a preset angle with the first bottom plate (21), the plurality of first box walls (22) enclosing the first mounting area (20 a);

a second bottom plate (31) and a plurality of second box walls (32), wherein the plurality of second box walls (32) are arranged at the edge of the second bottom plate (31) and form a preset angle with the second bottom plate (31), the plurality of second box walls (32) enclose the second installation area (30a) or the plurality of second box walls (32) enclose the second installation area (30a) with one first box wall (22).

3. The controller fixing device according to claim 2,

the second mounting area (30a) is located below the first mounting area (20 a); or

The first bottom plate (21) and the second bottom plate (31) form a preset angle with the fixing plate (10), and the second bottom plate (31) is located below the first bottom plate (21).

4. The controller fixing device according to claim 2, characterized in that the first box wall (22) near the second mounting area (30a) is provided with a first snap groove (24), and the second box wall (32) remote from the first mounting area (20a) is provided with a second snap groove (34), the second snap groove (34) being opposite to the first snap groove (24).

5. The controller fixing device according to claim 4, wherein the first base plate (21) is provided with a first heat sink notch (25), and the fixing plate (10) is provided with a second heat sink notch (11), the second heat sink notch (11) being opposite to the first heat sink notch (25).

6. The controller fixing device according to claim 5, further comprising a water blocking rib (40), wherein the water blocking rib (40) is disposed outside the mounting box (20), is disposed at an end of the second heat sink clamping groove (11) close to the second mounting area (30a), and is connected to the first bottom plate (21).

7. The controller fixing device according to claim 6, wherein the water blocking rib (40) includes a first blocking plate (41) and a second blocking plate (42), the second blocking plate (42) is opposite to the first base plate (21), one end of the first blocking plate (41) is connected to the second blocking plate (42), and the other end is connected to a side wall of the second radiator groove (11).

8. The controller fixing device according to claim 2, wherein the outer surface of the first bottom plate (21) is provided with a first snap (26), the fixing plate (10) is provided with a groove (12), the groove (12) is positioned on the surface of the fixing plate (10) close to the mounting box (20), the side wall of the groove (12) is provided with a jack (121), and the first snap (26) is positioned in the jack (121).

9. An outdoor unit of an air conditioner, comprising a casing (200), a main control panel (300), and at least one controller fixing device (100) as claimed in any one of claims 1 to 8, wherein the controller fixing device (100) is disposed in the casing (200), a fixing plate (10) of the controller fixing device (100) is connected to the casing (200), the main control panel (300) is disposed in a first mounting region (20a) of the controller fixing device (100), a compressor (400) is further disposed in the casing (200), and a magnetic ring (500) on a connection line connecting the compressor (400) and the main control panel (300) is disposed in a second mounting region (30a) of the controller fixing device (100).

10. The outdoor unit of claim 9, wherein the main control panel (300) comprises a circuit board (310), a heat sink (320), and a plurality of socket terminals (330), the heat sink (320) is disposed on a surface of the circuit board (310) close to the fixing plate (10), and the plurality of socket terminals (330) is disposed on a surface of the main control panel (300) away from the fixing plate (10).