CN216203868U - Air outlet device and air conditioner outdoor unit - Google Patents

Abstract

The utility model provides an air outlet device and an air conditioner outdoor unit, wherein the air outlet device comprises a shell structure, an air door and a driving mechanism, the shell structure is provided with an air outlet area and a protection area, and a plurality of air outlets are formed in the air outlet area; the air door is movably arranged on the shell structure so as to adjust the opening size of the air outlet, and the air door is provided with an opening position in the protection area and a closing position in the air outlet area; the air outlet is completely opened when the air door is at the opening position, and the air outlet is closed when the air door is at the closing position; the driving mechanism is in driving connection with the air door so as to drive the air door to move. In this scheme, can open the air outlet as required, close the air outlet or open the partly regulation amount of wind of air outlet, moreover, the air door is in the protection zone when opening the air outlet, and the air door leaves the air outlet completely, consequently can not block the air-out to air-out area has been increased. When the air conditioner stops running, the air door can close the air outlet, so that the safety is ensured.

Description

Air outlet device and air conditioner outdoor unit

Technical Field

The utility model relates to the technical field of air conditioners, in particular to an air outlet device and an air conditioner outdoor unit.

Background

The air outlet of the existing air conditioner outdoor unit is mostly fixed, and in order to meet the safety requirement, grid ribs of the outdoor unit are often designed to be very dense, so that the area of the air outlet is reduced, the air quantity is influenced, and the wind noise is increased. The prior art discloses an outdoor machine grid, has a plurality of grid blades, and similar indoor cabinet-type air guide structure of shutter opens and closes through rocker, transmission support control air outlet, but the blade still can shelter from the air-out region under the condition of opening, influences the amount of wind.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air outlet device and an air conditioner outdoor unit, and aims to solve the problem that an air outlet area of an existing air conditioner outdoor unit is small.

In order to solve the above problem, according to an aspect of the present invention, there is provided an air outlet device including: the air conditioner comprises a shell structure, a fan and a control device, wherein the shell structure is provided with an air outlet area and a protection area, and a plurality of air outlets are formed in the air outlet area; the air door is movably arranged on the shell structure so as to adjust the opening size of the air outlet, and the air door is provided with an opening position in a protective area and a closing position in an air outlet area; the air outlet is completely opened when the air door is at the opening position, and the air outlet is closed when the air door is at the closing position; the air doors are multiple, and the air doors and the air outlets are arranged in a one-to-one correspondence manner; and the driving mechanism is in driving connection with the air door so as to drive the air door to move.

Further, the air-out region has the central line, and a plurality of air outlets and a plurality of air door all set up around the central line, and the zone of protection is the annular region, and the zone of protection sets up around the air-out region.

Further, the housing structure includes: the mask is provided with avoidance holes, and the protection area is positioned on the mask; the air-out grid is located dodges hole department, and the air-out grid includes support ring, connection piece and a plurality of rib, and the connection piece is located the intra-annular middle part of support ring, and the both ends of every rib are connected with support ring, connection piece respectively, and a plurality of air outlets are divided into in the region between support ring and the connection piece to a plurality of ribs.

Further, the air door can be rotatably arranged on the shell structure, the circumferential direction of the air outlet is provided with three first arc-shaped edges which are sequentially arranged, the circumferential direction of the air door is provided with three second arc-shaped edges which are sequentially arranged, and the curvatures of the first arc-shaped edges and the second arc-shaped edges are the same.

Further, the air door can be rotationally arranged on the shell structure, the shell structure is provided with a first limiting part, and the first limiting part is matched with the air door to limit the rotation range of the air door.

Further, the air door has an arc-shaped guide groove, the first locating part is of a columnar structure, and the first locating part penetrates through the arc-shaped guide groove.

Further, the air door comprises a rotating wheel and a moving sheet which are connected with each other, the rotating wheel is rotatably arranged on the shell structure, the shape of the moving sheet is matched with the air outlet, and the rotating wheel and the moving sheet are of an integral structure or of a split structure.

Further, the runner includes a plurality of external teeth, and actuating mechanism includes ring gear, and ring gear sets up around the air-out region, and ring gear rotationally sets up on shell structure, and the runner of ring gear and a plurality of air doors all meshes to drive a plurality of air doors synchronous rotation.

Further, the inner side of the ring gear is provided with a plurality of inner teeth, the outer side of the ring gear is provided with a plurality of outer teeth, and the inner teeth of the ring gear are meshed with the outer teeth of the runner; the driving mechanism further comprises a motor and a driving gear, the motor is arranged on the shell structure, an output shaft of the motor is connected with the driving gear, and the driving gear is meshed with the outer teeth of the ring gear.

Further, the shell structure comprises a face mask, an air outlet grid and an annular supporting frame, the air outlet grid is connected with the face mask, the air outlet grid is provided with a plurality of air outlets, the supporting frame is connected with the face mask or the air outlet grid, and the annular gear is clamped between the face mask and the supporting frame.

Further, the shell structure further comprises a plurality of second limiting parts, the second limiting parts are arranged on the mask and/or the supporting frame, and the second limiting parts are arranged around the ring gear to limit the radial direction of the ring gear.

Further, the face guard has dodges the hole, and the air-out grid includes the support ring, and the support ring includes inner ring and the outer loop that the ladder set up, and wherein, the inner ring penetrates dodges downtheholely, and the outer loop passes through the fastener and is connected with the face guard.

Furthermore, the air outlet grille comprises a support ring and a plurality of connecting shafts arranged on the support ring, the connecting shafts penetrate through the rotating wheels in a one-to-one correspondence mode, and the support frame is connected with the connecting shafts through fasteners.

Furthermore, the protection area is located on the face mask, the shell structure further comprises a plurality of third limiting parts, the third limiting parts are distributed on the face mask, the third limiting parts and the moving pieces are arranged in a one-to-one correspondence mode, the third limiting parts are provided with limiting grooves, and one ends, far away from the rotating wheels, of the moving pieces are clamped into the corresponding limiting grooves.

Further, the driving mechanism comprises a motor, and the motor drives the plurality of air doors to move synchronously; or the driving mechanism comprises a plurality of motors, and the motors drive the plurality of air doors to move in a one-to-one correspondence manner.

Furthermore, the air outlet device also comprises a detection module, the detection module is arranged on the shell structure, and the detection module is used for detecting whether foreign matters are close to the air outlet within a preset range; and under the condition that the detection module detects that foreign matters are close to the air outlet, the driving mechanism drives the air door to move to the closed position.

According to another aspect of the present invention, an outdoor unit of an air conditioner is provided, and the outdoor unit of the air conditioner includes the air outlet device.

The technical scheme of the utility model is applied to provide an air outlet device, which comprises a shell structure, an air door and a driving mechanism, wherein the shell structure is provided with an air outlet area and a protection area, and a plurality of air outlets are formed in the air outlet area; the air door is movably arranged on the shell structure so as to adjust the opening size of the air outlet, and the air door is provided with an opening position in the protection area and a closing position in the air outlet area; the air outlet is completely opened when the air door is at the opening position, and the air outlet is closed when the air door is at the closing position; the air doors are multiple, and the air doors and the air outlets are arranged in a one-to-one correspondence manner; the driving mechanism is in driving connection with the air door so as to drive the air door to move. In this scheme, a plurality of air doors are movably arranged, so that the air outlet can be opened, closed or a part of the air outlet can be opened to adjust the air quantity as required, moreover, the air doors are in a protection area when the air outlet is opened, and the air doors completely leave the air outlet, so that the air outlet cannot be blocked, and the air outlet area is increased. When the air conditioner stops running, the air door can close the air outlet, so that the safety is ensured. In addition, the air outlets are arranged to be a plurality of air outlets instead of only one large air outlet, so that potential safety hazards that foreign matters are easy to enter due to the fact that the air outlets are too large can be avoided.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 shows an exploded view of a wind outlet device according to a first embodiment of the present invention;

fig. 2 shows a cross-sectional view of the wind outlet device in fig. 1;

fig. 3 shows a partial enlarged view of the air outlet device in fig. 2 in the left region;

fig. 4 shows a partial enlarged view of the air outlet device in fig. 2 in the right region;

fig. 5 is a schematic structural view of a damper in the air outlet device in fig. 1;

FIG. 6 is a schematic view of the damper in the outlet of FIG. 1 in a closed position;

fig. 7 shows a schematic view of the air outlet device in fig. 6 at the other side;

fig. 8 is a schematic view showing the movement of a damper in the outlet device of fig. 1;

fig. 9 is a schematic view of the damper in the outlet device of fig. 1 in an open position;

fig. 10 shows a schematic view of the air outlet device in fig. 9 at the other side;

fig. 11 is a schematic structural diagram of an air outlet device according to a second embodiment of the present invention;

fig. 12 shows a schematic structural diagram of an air outlet device provided by the third embodiment of the present invention.

Wherein the figures include the following reference numerals:

11. a protected area; 12. an air outlet; 13. a first limit piece; 14. a second limiting member; 15. a third limiting member; 20. a damper; 21. an arc-shaped guide groove; 22. a rotating wheel; 23. a sports piece; 30. a drive mechanism; 31. a ring gear; 32. a motor; 33. a drive gear; 40. a face mask; 41. avoiding holes; 50. an air outlet grille; 51. a support ring; 52. connecting sheets; 53. ribs; 54. an inner ring; 55. an outer ring; 56. a connecting shaft; 60. a support frame; 70. and a detection module.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 12, an embodiment of the present invention provides an air outlet device, including: the air conditioner comprises a shell structure, a fan and a control device, wherein the shell structure is provided with an air outlet area and a protection area 11, and a plurality of air outlets 12 are formed in the air outlet area; the air door 20 is movably arranged on the shell structure so as to adjust the opening size of the air outlet 12, and the air door 20 has an opening position in the protective area 11 and a closing position in the air outlet area; the outlet 12 is fully open when the damper 20 is in the open position, and the outlet 12 is closed when the damper 20 is in the closed position; the number of the air doors 20 is multiple, and the air doors 20 and the air outlets 12 are arranged in a one-to-one correspondence manner; the driving mechanism 30, the driving mechanism 30 and the damper 20 are in driving connection to drive the damper 20 to move.

In this scheme, a plurality of air doors 20 are movably arranged, so that the air outlet 12 can be opened, the air outlet 12 can be closed, or a part of the air outlet 12 can be opened to adjust the air volume according to the requirement, and the air doors 20 are located in the protection area 11 when the air outlet 12 is opened, that is, the air doors 20 completely leave the air outlet 12, so that the air doors 20 cannot block the air outlet, thereby increasing the air outlet area. When the air conditioner stops operating, the damper 20 can close the air outlet 12 to ensure safety. In addition, the air outlets 12 are arranged to be multiple rather than only one large air outlet, so that potential safety hazards that foreign matters are easy to enter due to the fact that the air outlets 12 are too large can be avoided. Specifically, the air outlet device is applied to an air conditioner outdoor unit.

In this embodiment, the air outlet area has a central line, the air outlets 12 and the air doors 20 are all disposed around the central line, the protection area 11 is an annular area, and the protection area 11 is disposed around the air outlet area. After the air outlets 12 are opened, the air outlet area of the air outlet area is large, the air outlet effect is guaranteed, the performance of the air conditioner is improved, and the noise is reduced.

Specifically, the housing structure includes: a face mask 40, the face mask 40 having an escape aperture 41, the protected area 11 being located on the face mask 40; the air outlet grille 50 is located at the avoiding hole 41, the air outlet grille 50 comprises a support ring 51, a connecting sheet 52 and a plurality of ribs 53, the connecting sheet 52 is located in the middle of the support ring 51, two ends of each rib 53 are respectively connected with the support ring 51 and the connecting sheet 52, and the plurality of ribs 53 divide the area between the support ring 51 and the connecting sheet 52 into a plurality of air outlets 12. A plurality of air outlets 12 can be divided in the air-out area through a plurality of ribs 53 on the air-out grille 50, and the ribs 53 can play a role in protection and structural support, thereby increasing the structural strength. Moreover, compared with the conventional air outlet grille, the air outlet grille 50 in the scheme has the advantages that the number of ribs is greatly reduced, the air flow resistance is reduced, and the air volume is increased. When air is not needed to be discharged, the air outlet 12 is closed through the air door 20, so that safety can be guaranteed, and dustproof, insect-proof and waterproof effects can be achieved.

As shown in fig. 5 and 6, the damper 20 is rotatably disposed on the housing structure, the air outlet 12 has three first arc-shaped sides disposed in sequence in the circumferential direction, the damper 20 has three second arc-shaped sides disposed in sequence in the circumferential direction, and the curvatures of the first arc-shaped sides and the second arc-shaped sides are the same. Through the above arrangement, the air door 20 is in the closed position, the outer periphery of the air door 20 can be well matched with the inner periphery of the air outlet 12, so that no gap appears, the complete closing of the air outlet 12 is realized, and the protection effect is improved. Moreover, the damper 20 can completely avoid the air outlet 12 after being opened, and the air flow is not obstructed. Specifically, the ribs 53 are arc-shaped ribs.

Further, the housing structure has a first limiting member 13, and the first limiting member 13 cooperates with the damper 20 to limit the rotation range of the damper 20. This limits the range of movement of the damper 20, prevents the damper 20 from moving to an improper position, and ensures the accuracy of the displacement of the damper 20.

Specifically, the damper 20 has an arc-shaped guide slot 21, the first limiting member 13 is a cylindrical structure, and the first limiting member 13 passes through the arc-shaped guide slot 21. Through the cooperation of arc guide slot 21 and first locating part 13, can play the guide effect to air door 20 on the one hand, make air door 20's rotation more steady, on the other hand, the inner wall at arc guide slot 21 both ends and the cooperation of first locating part 13 backstop have injectd air door 20's home range. Specifically, when the inner wall of one end of the arc-shaped guide groove 21 abuts against the first limiting member 13, the damper 20 moves to the open position, and when the inner wall of the other end of the arc-shaped guide groove 21 abuts against the first limiting member 13, the damper 20 moves to the closed position, so that the damper 20 can be controlled to accurately move to the open position or the closed position.

As shown in fig. 5, the damper 20 includes a rotor 22 and a moving plate 23 connected to each other, the rotor 22 is rotatably disposed on the housing structure, and the moving plate 23 is shaped to match the outlet 12, wherein the rotor 22 and the moving plate 23 are an integral structure, or the rotor 22 and the moving plate 23 are separate structures. The moving sheet 23 is moved by the rotation of the rotating wheel 22, so that the moving sheet 23 opens or closes the air outlet 12.

Specifically, the runner 22 includes a plurality of external teeth, the driving mechanism 30 includes a ring gear 31, the ring gear 31 is disposed around the air outlet region, the ring gear 31 is rotatably disposed on the housing structure, and the ring gear 31 and the runner 22 of the plurality of dampers 20 are engaged to drive the plurality of dampers 20 to rotate synchronously. By adopting the scheme, the plurality of air doors 20 can be driven to synchronously rotate through the ring gear 31, so that the structure of the device is simplified, and the movement synchronism of the plurality of air doors 20 is ensured.

As shown in fig. 2 and 3, the ring gear 31 has a plurality of internal teeth on the inside thereof, and the ring gear 31 has a plurality of external teeth on the outside thereof, the internal teeth of the ring gear 31 and the external teeth of the runner 22 being engaged with each other; the drive mechanism 30 further comprises a motor 32 and a drive gear 33, the motor 32 being arranged on the housing structure, an output shaft of the motor 32 being connected to the drive gear 33, the drive gear 33 being in mesh with the external teeth of the ring gear 31. The arrangement has compact structure and reliable transmission.

In this embodiment, the casing structure includes a mask 40, an outlet grille 50 and an annular support frame 60, the outlet grille 50 is connected to the mask 40, the outlet grille 50 has a plurality of outlets 12, the support frame 60 is connected to the mask 40 or the outlet grille 50, and the ring gear 31 is sandwiched between the mask 40 and the support frame 60. This achieves the mounting and spacing of the ring gear 31 by the support frame 60 and the face shield 40. The first limiting member 13 can be disposed on the supporting frame 60.

Further, the housing structure further includes a plurality of second limiting members 14, the plurality of second limiting members 14 are disposed on the mask 40 and/or the supporting frame 60, and the plurality of second limiting members 14 are disposed around the ring gear 31 to limit the radial direction of the ring gear 31. The plurality of second stoppers 14 thus define the radial position of the ring gear 31, so that the ring gear 31 can only rotate in the circumferential direction. As shown in fig. 2, the plurality of second limiting members 14 are disposed on the mask 40. As shown in fig. 12, the plurality of second limiting members 14 are disposed on the supporting frame 60.

As shown in fig. 4, in the present embodiment, the mask 40 has an avoiding hole 41, the air outlet grille 50 includes a support ring 51, the support ring 51 includes an inner ring 54 and an outer ring 55 arranged in a step, wherein the inner ring 54 penetrates into the avoiding hole 41, and the outer ring 55 is connected to the mask 40 by a fastener. Through the arrangement, the mask 40 and the air outlet grille 50 can be accurately positioned conveniently, and the assembly precision and efficiency are improved.

Further, the outlet grill 50 includes a support ring 51 and a plurality of connection shafts 56 provided on the support ring 51, the plurality of connection shafts 56 penetrate the plurality of runners 22 in one-to-one correspondence, and the support frame 60 is connected to the connection shafts 56 by fasteners. Through the arrangement, the limiting and supporting of the rotating wheel 22 are realized, the connection between the supporting frame 60 and the air outlet grille 50 is also realized, and two purposes are realized by one structure, so that the structure of the air outlet device is simplified, the number of parts is reduced, and the assembly efficiency is improved.

As shown in fig. 11, the shell structure further includes a plurality of third limiting members 15, the plurality of third limiting members 15 are distributed on the mask 40, the plurality of third limiting members 15 and the plurality of moving sheets 23 are arranged in a one-to-one correspondence, the third limiting members 15 have limiting grooves, and one end of the moving sheet 23 far away from the rotating wheel 22 is clamped into the corresponding limiting grooves. Thus, the third limiting member 15 can guide and limit the moving piece 23. Particularly, in the case of the sports piece 23 having a relatively large size, the stability of the sports piece 23 during the exercise can be improved.

In the present application, the drive mechanism 30 includes a motor 32, and the motor 32 drives the plurality of dampers 20 to move in unison. Alternatively, the driving mechanism 30 includes a plurality of motors 32, and the plurality of motors 32 drive the plurality of dampers 20 to move in a one-to-one correspondence. The specific selection can be carried out according to the needs.

As shown in fig. 6, the air outlet device further includes a detection module 70, the detection module 70 is disposed on the housing structure, and the detection module 70 is configured to detect whether a foreign object is near the air outlet 12 within a preset range; when the detection module 70 detects that a foreign object is near the outlet 12, the driving mechanism 30 drives the damper 20 to move to the closed position. Through the arrangement, foreign matters can be prevented from entering the air conditioner, and the safety of the device and personnel is improved. Specifically, the detection module 70 is an infrared detection module, and is disposed in the middle of the air outlet grille 50.

Another embodiment of the present invention provides an outdoor unit of an air conditioner, including the above air outlet device. In this scheme, a plurality of air doors 20 are movably arranged, so that the air outlet 12 can be opened, the air outlet 12 can be closed, or a part of the air outlet 12 can be opened to adjust the air volume according to the requirement, and the air doors 20 are located in the protection area 11 when the air outlet 12 is opened, that is, the air doors 20 completely leave the air outlet 12, so that the air doors 20 cannot block the air outlet, thereby increasing the air outlet area. When the air conditioner stops operating, the damper 20 can close the air outlet 12 to ensure safety. In addition, the air outlets 12 are arranged to be multiple rather than only one large air outlet, so that potential safety hazards that foreign matters are easy to enter due to the fact that the air outlets 12 are too large can be avoided. And after the air outlets 12 are opened, the air outlet area of the air outlet area is larger, the air outlet effect is ensured, the performance of the air conditioner is improved, and the noise is reduced.

Compared with the traditional air outlet grille, the air outlet area of the air outlet grille is adjustable, and compared with the traditional grille, the air outlet area can be enlarged, the product performance is improved, the wind noise is reduced, and the safety requirement can be met. This device air outlet is adjustable to seamless closure, has three proofings effect: insect prevention, water prevention and dust prevention, and product reliability is improved. In the aspect of appearance, compared with the traditional grating, the grating has the advantages of simpler appearance and better integrity.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (17)

1. The utility model provides an air-out device which characterized in that includes:

the air conditioner comprises a shell structure, a fan and a control device, wherein the shell structure is provided with an air outlet area and a protection area (11), and a plurality of air outlets (12) are formed in the air outlet area;

the air door (20), the air door (20) is movably arranged on the shell structure to adjust the opening size of the air outlet (12), and the air door (20) is in an opening position of the protection area (11) and in a closing position of the air outlet area; the outlet mouth (12) is fully open with the damper (20) in the open position, the outlet mouth (12) is closed with the damper (20) in the closed position; the air doors (20) are multiple, and the air doors (20) and the air outlets (12) are arranged in a one-to-one correspondence manner;

a driving mechanism (30), wherein the driving mechanism (30) is in driving connection with the air door (20) to drive the air door (20) to move.

2. The air outlet device according to claim 1, wherein the air outlet area has a center line, the plurality of air outlets (12) and the plurality of air doors (20) are all disposed around the center line, the protection area (11) is an annular area, and the protection area (11) is disposed around the air outlet area.

3. The air outlet device of claim 1, wherein the housing structure comprises:

a face mask (40), said face mask (40) having an avoidance hole (41), said protected area (11) being located on said face mask (40);

air-out grid (50), be located dodge hole (41) department, air-out grid (50) are including support ring (51), connection piece (52) and a plurality of rib (53), connection piece (52) are located middle part in support ring (51), every the both ends of rib (53) respectively with support ring (51) connection piece (52) are connected, and are a plurality of rib (53) will support ring (51) with regional division between connection piece (52) is a plurality of air outlet (12).

4. The air outlet device of claim 1, wherein the damper (20) is rotatably disposed on the housing structure, the air outlet (12) has three first arc-shaped sides arranged in sequence in the circumferential direction, the damper (20) has three second arc-shaped sides arranged in sequence in the circumferential direction, and the curvatures of the first arc-shaped sides and the second arc-shaped sides are the same.

5. The air outlet device of claim 1, wherein the damper (20) is rotatably disposed on the housing structure, the housing structure has a first limiting member (13), and the first limiting member (13) and the damper (20) cooperate to limit a rotation range of the damper (20).

6. The air outlet device according to claim 5, wherein the damper (20) has an arc-shaped guide slot (21), the first limiting member (13) has a cylindrical structure, and the first limiting member (13) passes through the arc-shaped guide slot (21).

7. The air outlet device of claim 1, wherein the damper (20) comprises a rotating wheel (22) and a moving sheet (23) connected to each other, the rotating wheel (22) is rotatably disposed on the housing structure, and the moving sheet (23) is matched in shape with the air outlet (12), wherein the rotating wheel (22) and the moving sheet (23) are of an integral structure, or the rotating wheel (22) and the moving sheet (23) are of a separate structure.

8. The air outlet device of claim 7, wherein the rotating wheel (22) comprises a plurality of external teeth, the driving mechanism (30) comprises a ring gear (31), the ring gear (31) is disposed around the air outlet area, the ring gear (31) is rotatably disposed on the housing structure, and the ring gear (31) and the rotating wheels (22) of the dampers (20) are engaged to drive the dampers (20) to rotate synchronously.

9. The air outlet device of claim 8, characterized in that the inner side of the ring gear (31) is provided with a plurality of inner teeth, the outer side of the ring gear (31) is provided with a plurality of outer teeth, and the inner teeth of the ring gear (31) are meshed with the outer teeth of the runner (22); the driving mechanism (30) further comprises a motor (32) and a driving gear (33), the motor (32) is arranged on the shell structure, an output shaft of the motor (32) is connected with the driving gear (33), and the driving gear (33) is meshed with the external teeth of the ring gear (31).

10. The air outlet device according to claim 8, wherein the casing structure includes a face mask (40), an air outlet grille (50), and an annular support frame (60), the air outlet grille (50) is connected to the face mask (40), the air outlet grille (50) has a plurality of the air outlets (12), the support frame (60) is connected to the face mask (40) or the air outlet grille (50), and the ring gear (31) is sandwiched between the face mask (40) and the support frame (60).

11. The air outlet device according to claim 10, wherein the housing structure further includes a plurality of second stoppers (14), the plurality of second stoppers (14) are disposed on the mask (40) and/or the support frame (60), and the plurality of second stoppers (14) are disposed around the ring gear (31) to limit a radial direction of the ring gear (31).

12. The air outlet device of claim 10, wherein the mask (40) has an avoiding hole (41), the air outlet grille (50) comprises a support ring (51), the support ring (51) comprises an inner ring (54) and an outer ring (55) which are arranged in a step manner, wherein the inner ring (54) penetrates into the avoiding hole (41), and the outer ring (55) is connected with the mask (40) through a fastener.

13. The air outlet device of claim 10, wherein the air outlet grille (50) comprises a support ring (51) and a plurality of connecting shafts (56) arranged on the support ring (51), the plurality of connecting shafts (56) penetrate through the plurality of runners (22) in a one-to-one correspondence manner, and the support frame (60) is connected with the connecting shafts (56) through fasteners.

14. The air outlet device according to claim 10, wherein the protection region (11) is located on the face mask (40), the casing structure further includes a plurality of third limiting members (15), the plurality of third limiting members (15) are distributed on the face mask (40), the plurality of third limiting members (15) and the plurality of moving plates (23) are arranged in a one-to-one correspondence manner, the third limiting members (15) have limiting grooves, and one ends of the moving plates (23) far away from the rotating wheel (22) are clamped into the corresponding limiting grooves.

15. The air outlet device of claim 1, wherein the driving mechanism (30) comprises a motor (32), and one motor (32) drives a plurality of air doors (20) to move synchronously; or the driving mechanism (30) comprises a plurality of motors (32), and the plurality of motors (32) drive the plurality of air doors (20) to move in a one-to-one correspondence manner.

16. The air outlet device of claim 1, further comprising a detection module (70), wherein the detection module (70) is disposed on the housing structure, and the detection module (70) is configured to detect whether a foreign object is near the air outlet (12) within a preset range; when the detection module (70) detects that foreign matters are close to the air outlet (12), the driving mechanism (30) drives the air door (20) to move to the closed position.

17. An outdoor unit of an air conditioner, comprising the air outlet device of any one of claims 1 to 16.

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