CN210118954U

CN210118954U - Driving mechanism and air conditioner indoor unit with same

Info

Publication number: CN210118954U
Application number: CN201920951463.4U
Authority: CN
Inventors: 袁宏亮; 张哲源; 姜凤华
Original assignee: GD Midea Air Conditioning Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-02-28
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses an actuating mechanism and have its air conditioning indoor unit, actuating mechanism includes: a driving gear is arranged on a motor shaft of the driving motor; and a driven gear assembly driven to rotate by the drive gear, the driven gear assembly including an output gear configured to reduce a speed output by the output gear. According to the utility model discloses a driving mechanism, under the certain condition of doing work, it is rotatory through drive gear drive driven gear subassembly for the final speed of being exported by output gear reduces, thereby reaches the purpose that increases output power greatly. Therefore, the driving mechanism can amplify the driving force of the driving motor, and when the driving mechanism is applied to the air-conditioning indoor unit, the panel of the air-conditioning indoor unit is easier to open.

Description

Driving mechanism and air conditioner indoor unit with same

Technical Field

The utility model belongs to the technical field of air purification handles and specifically relates to a machine in actuating mechanism and have its air conditioning.

Background

In the related art air conditioner, the link is basically directly driven by the motor to open the panel, however, the panel needs a large force to open due to the large mass of the panel, and the solution of directly driving the link by the motor to open the panel has a technical problem of insufficient driving force.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. To this end, it is an object of the present invention to provide a drive mechanism that can provide a greater drive force to better drive the opening and closing of the panel.

Another object of the utility model is to provide an indoor set of air conditioning, the indoor set of air conditioning includes the aforesaid actuating mechanism.

According to the utility model discloses actuating mechanism of first aspect embodiment includes: a driving gear is arranged on a motor shaft of the driving motor; and a driven gear assembly driven to rotate by the driving gear, the driven gear assembly including an output gear, the driven gear assembly being configured such that a speed output by the output gear is reduced.

According to the utility model discloses actuating mechanism under the certain condition of doing work, it is rotatory through drive gear drive driven gear assembly for the final speed by output gear output reduces, thereby reaches the purpose that increases output power greatly. Therefore, the driving mechanism can amplify the driving force of the driving motor, and when the driving mechanism is applied to the air-conditioning indoor unit, the panel of the air-conditioning indoor unit is easier to open.

In addition, the driving mechanism according to the above embodiment of the present invention has the following additional technical features:

according to some embodiments of the invention, the driven gear assembly further comprises: the planetary gear is arranged on one side, adjacent to the driving gear, of the output gear, the planetary gear is meshed with the driving gear, and the output gear is coaxially arranged with the driving gear.

Further, the driving mechanism further includes: an annular space is defined on the inner side of the fixed gear, the output gear penetrates through the annular space to be connected with a shell of the fixed gear, the fixed gear is meshed with the planetary gear, and the fixed gear is arranged coaxially with the driving gear.

Optionally, the planetary gear comprises a plurality of planetary gears arranged at intervals along the axial direction around the driving gear.

According to some embodiments of the invention, the fixed gear has a pitch circle with a diameter greater than a diameter of the drive gear's pitch circle, the drive gear's pitch circle having a diameter equal to a diameter of the planet gear's pitch circle.

Further, the diameter of the reference circle of the output gear is larger than the diameter of the reference circle of the drive gear and smaller than the diameter of the reference circle of the fixed gear.

According to some embodiments of the invention, the drive gear, the planet gear and the fixed gear are located in the same plane.

According to some embodiments of the invention, the driven gear assembly further comprises: the bottom of the planetary gear is connected with the first connecting part; and the top of the planetary gear is connected with the second connecting part, and the bottom of the output gear is connected with the second connecting part.

Further, the output gear and the second connecting part are of an integrated structure.

According to some embodiments of the invention, the middle part of the first connecting portion is limited to have a middle part annular space, the drive gear passes the middle part annular space with the second connecting portion links to each other.

Further, a first shaft portion extending toward the output gear is formed on the drive gear, a first hole portion matching the first shaft portion is formed on the second connecting portion, and the first shaft portion is fitted in the first hole portion to connect the drive gear and the second connecting portion.

According to some embodiments of the invention, the bottom of the planetary gear cooperates with the first connecting portion shaft hole, the top of the planetary gear cooperates with the second connecting portion shaft hole.

According to some embodiments of the present invention, the end face of the output gear away from the one end of the driving gear is formed with a second shaft portion extending toward the housing, the housing is formed with a second hole portion matching with the second shaft portion, and the second shaft portion is fitted in the second hole portion so that the output gear is connected to the housing.

According to some embodiments of the utility model, be equipped with breach portion on the casing, output gear passes through breach portion is with power take off.

According to the utility model discloses a some embodiments, still be equipped with the motor mounting panel on the driving motor, driving motor passes through mounting hole on the motor mounting panel is installed.

According to the utility model discloses machine in air conditioning of second aspect embodiment, including the aforesaid actuating mechanism.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of a drive mechanism according to an embodiment of the present invention;

fig. 2 is a top view of a drive mechanism according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along line E-E of FIG. 2;

fig. 4 is a side view of a drive mechanism according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view taken along line F-F of FIG. 4;

fig. 6 is another side view of a drive mechanism according to an embodiment of the present invention;

FIG. 7 is a sectional view taken along line G-G of FIG. 6;

fig. 8 is an exploded view of the drive mechanism according to an embodiment of the present invention;

fig. 9 is another exploded view of the drive mechanism according to an embodiment of the present invention;

fig. 10 is yet another exploded view of a drive mechanism according to an embodiment of the present invention;

fig. 11 is yet another exploded view of the drive mechanism according to an embodiment of the present invention;

fig. 12 is a schematic view of an air conditioning indoor unit according to an embodiment of the present invention.

Reference numerals:

the drive mechanism (100) is driven by a motor,

the drive motor 1, the motor shaft 11,

the drive gear 2, the first shaft part 21,

the driven gear assembly 3, the planetary gear 31, the output gear 32, the second shaft portion 321, the first connecting portion 33, the middle annular space 331, the second connecting portion 34, the first hole portion 341,

the fixed gear 4, the annular space 41, the housing 42, the second hole portion 421, the notched portion 422,

the motor mounting plate 5, the mounting hole 51,

an indoor unit 200 of an air conditioner is provided,

a face frame 210 and a panel 220.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following describes a drive mechanism 100 according to an embodiment of the present invention with reference to the drawings. The driving mechanism 100 can be used in the place where power needs to be provided, and the present application mainly uses the driving mechanism 100 for driving the panel of the indoor unit of the air conditioner as an example for illustration, however, this should not be construed as a limitation to the present invention.

Referring to fig. 1 and 8, a driving mechanism 100 according to an embodiment of the first aspect of the present invention includes: a drive motor 1 and a driven gear assembly 3.

Specifically, the drive gear 2 is provided on the motor shaft 11 of the drive motor 1. For example, referring to fig. 2 and 3, the driving motor 1 has a motor shaft 11, a driving gear 2 may be provided on the motor shaft 11, and the driving gear 2 may be rotated by the driving motor 1.

The driven gear assembly 3 is driven to rotate by the driving gear 2, the driven gear assembly 3 may include an output gear 32, and the driven gear assembly 3 is configured to reduce the speed output by the output gear 32. For example, referring to fig. 9 and 10, the driven gear assembly 3 can be driven to rotate by the driving gear 2, and the speed output by the output gear 32 is reduced by configuring the driven gear assembly 3, so that under the condition of certain work, the purpose of greatly increasing the output force can be achieved by reducing the output speed of the output gear 32. Therefore, the driving mechanism 100 can amplify the driving force of the driving motor 1, and when the driving mechanism 100 is applied to the air-conditioning indoor unit, the panel of the air-conditioning indoor unit can be opened more easily.

According to the utility model discloses actuating mechanism 100, under the certain circumstances of doing work, it is rotatory to drive driven gear assembly 3 through drive gear 2 for the final speed of being exported by output gear 32 reduces, thereby reaches the purpose that increases output power greatly. Therefore, the driving mechanism 100 can amplify the driving force of the driving motor 1, and when the driving mechanism 100 is applied to the air-conditioning indoor unit, the panel of the air-conditioning indoor unit can be opened more easily.

According to some embodiments of the present invention, the driven gear assembly 3 may further comprise: and a planetary gear 31, the planetary gear 31 being provided on a side of the output gear 32 adjacent to the drive gear 2, the planetary gear 31 being engaged with the drive gear 2, the output gear 32 being provided coaxially with the drive gear 2. For example, referring to fig. 9 and 10, the planetary gear 31 may be disposed below the output gear 32, the driving gear 2 may drive the planetary gear 31 to rotate the output gear 32, the planetary gear 31 is externally engaged with the driving gear 2, and the output gear 32 and the driving gear 2 may be disposed coaxially. Therefore, the driving gear 2 can be driven to rotate through the driving motor 1, the driving gear 2 can drive the planetary gear 31 to rotate, the output gear 32 can be further driven to rotate through the planetary gear 31, and therefore power output is facilitated.

Further, referring to fig. 9, the driving mechanism 100 may further include: a fixed gear 4, the fixed gear 4 defining an annular space 41 on an inner side thereof, the output gear 32 being adapted to be connected to a housing 42 of the fixed gear 4 through the annular space 41, the fixed gear 4 being in mesh (e.g., inter-mesh) with the planetary gear 31, the fixed gear 4 and the drive gear 2 being coaxially arrangeable.

For example, the fixed gear 4 may be formed on the housing 42, where the housing 42 may be a housing of the driving mechanism 100, and the driving gear 2, the driven gear assembly 3, and the fixed gear 4 may be protected by the housing 42, so that it is possible to prevent the entry of foreign substances and the like. The output gear 32 can pass through the annular space 41 from bottom to top to be connected with the top wall of the housing 42, and the fixed gear 4 and the driving gear 2 can be coaxially arranged, in some embodiments of the present invention, the driving gear 2, the fixed gear 4 and the output gear 32 can be coaxially arranged.

According to the utility model discloses actuating mechanism 100, under the certain circumstances of doing work, through the transmission of drive gear 2, planetary gear 31 and drive gear 4 for the final speed of being exported by output gear 32 slows down, thereby reaches the purpose that increases output power greatly. Therefore, the driving mechanism 100 can amplify the driving force of the driving motor 1, and when the driving mechanism 100 is applied to the air-conditioning indoor unit, the panel of the air-conditioning indoor unit can be opened more easily.

Alternatively, referring to fig. 7, the fixed gear 4 may be an internal gear, and the planetary gear 31 may include a plurality of planetary gears 31 arranged at intervals in the axial direction around the drive gear 2. For example, the plurality of planetary gears 31 may be arranged at regular intervals in the axial direction around the drive gear 2. In some embodiments of the present invention, the planetary gears 31 may include three, three planetary gears 31 are arranged at even intervals in the circumferential direction of the driving gear 2, and each planetary gear 31 is externally engaged with the driving gear 2 and internally engaged with the fixed gear 4.

The above description of the planetary gear 31 is only exemplary and should not be construed as limiting the present invention, in the description of the present invention, "a plurality" means two or more, and the specific number of the planetary gear 31 can be adaptively set as necessary.

According to the utility model discloses actuating mechanism 100, when driving motor 1 drives drive gear 2 rotatory, can drive planetary gear 31 through drive gear 2 and rotate, because fixed gear 4 is immovable, and planetary gear 31 and the meshing transmission of fixed gear 4, planetary gear 31 and output gear 32 are synchronous revolution, therefore, rotation through planetary gear 31 can drive output gear 32 and rotate, can reach the purpose that reduces output gear 32 rotational speed through the rotational speed that reduces planetary gear 31, and then realize the enlargeing to driving force of driving motor 1.

Referring to fig. 6 and 7, according to some embodiments of the present invention, the diameter of the reference circle of the fixed gear 4 is greater than the diameter of the reference circle of the driving gear 2, and the diameter of the reference circle of the driving gear 2 is equal to the diameter of the reference circle of the planetary gear 31. Further, the diameter of the reference circle of the output gear 32 is larger than that of the drive gear 2, and the diameter of the reference circle of the output gear 32 is smaller than that of the fixed gear 4. Thus, the structure of the drive mechanism 100 can be made more compact while satisfying the transmission requirement for reducing the rotational speed of the output gear 32.

Referring to fig. 5, according to some embodiments of the present invention, the driving gear 2, the planetary gear 31 and the fixed gear 4 may be located in the same plane. Therefore, the transmission connection among the driving gear 2, the planetary gear 31 and the fixed gear 4 is convenient to realize, and the occupied space is favorably reduced.

Referring to fig. 10 and 11, according to some embodiments of the present invention, the driven gear assembly 3 may further include: a first connection part 33, and a second connection part 34, a bottom of the planetary gear 31 may be connected to the first connection part 33, a top of the planetary gear 31 may be connected to the second connection part 34, and a bottom of the output gear 32 may be connected to the second connection part 34. Therefore, the planetary gear 31 can be driven to rotate by the driving gear 2, the planetary gear 31 is in transmission connection with the fixed gear 4, and the planetary gear 31 drives the output gear 32 to synchronously rotate so as to output power.

Further, the output gear 32 and the second connecting portion 34 may be an integral structure. Therefore, the number of parts of the driven gear assembly 3 is reduced, and the assembly process is simplified.

Further, referring to fig. 8, the middle portion of the first connection portion 33 may define a middle annular space 331, and the driving gear 2 is adapted to be connected to the second connection portion 34 through the middle annular space 331. Thereby, the fitting connection between the drive gear 2 and the second connecting portion 34 is easily achieved by the second connecting portion 34.

Further, referring to fig. 9, the driving gear 2 is formed with a first shaft portion 21 extending toward the output gear 32, the second connecting portion 34 is formed with a first hole portion 341 matching the first shaft portion 21, and the first shaft portion 21 is fitted in the first hole portion 341 to connect the driving gear 2 with the second connecting portion 34.

For example, referring to fig. 10, the upper end of the driving gear 2 may be formed with a first shaft portion 21, the first shaft portion 21 may extend upward toward the output gear 32, the second connecting portion 34 is formed with a first hole portion 341, the first hole portion 341 may be configured in a sleeve shape extending downward from the lower surface of the second connecting portion 34, and the first hole portion 341 is matched with the first shaft portion 21, whereby the fitting connection between the driving gear 2 and the second connecting portion 34 may be achieved by the matching of the first shaft portion 21 with the first hole portion 341.

Alternatively, referring to fig. 9 and 10, the bottom of the planetary gear 31 is shaft-hole-fitted with the first connecting portion 33, and the top of the planetary gear 31 is shaft-hole-fitted with the second connecting portion 34. Thereby, the fitting connection between the planetary gear 31 and the first and second connecting

portions

33 and 34 is easily achieved.

For example, in some alternative embodiments, it may be that the planetary gear 31 is formed with a shaft, and the first connection portion 33 and the second connection portion 34 are formed with holes, and the assembly connection between the planetary gear 31 and the first connection portion 33 and the second connection portion 34 can be realized by the cooperation of the shaft and the holes.

Referring to fig. 9, in some embodiments of the present invention, a second shaft portion 321 extending toward the housing 42 is formed at an end surface of the output gear 32 away from one end of the driving gear 2, a second hole portion 421 matching with the second shaft portion 321 is formed on the housing 42, and the second shaft portion 321 is fitted in the second hole portion 421 to connect the output gear 32 with the housing 42.

For example, the upper end surface of the output gear 32 may be formed with a second shaft portion 321, the second shaft portion 321 may extend upward toward the housing 42, the housing 42 is formed with a second hole portion 421, the second hole portion 421 may be configured in a sleeve shape extending downward from the lower surface of the housing 42, the second hole portion 421 is disposed corresponding to the second shaft portion 321, and the second shaft portion 321 is matched with the second hole portion 421, so that the fitting connection between the output gear 32 and the housing 42 may be achieved by the matching of the second shaft portion 321 and the second hole portion 421.

Referring to fig. 4 and 5, according to some embodiments of the present invention, the housing 42 may be provided with a notch portion 422, and the output gear 32 may output power through the notch portion 422. Thus, providing the notch 422 in the housing 42 facilitates further output of the power through the output gear 32.

Referring to fig. 9, according to some embodiments of the present invention, the driving motor 1 is further provided with a motor mounting plate 5, the motor mounting plate 5 can be arranged at the upper end of the driving motor 1, the motor mounting plate 5 can be provided with a mounting hole 51, and the driving motor 1 can be installed through the motor mounting hole 51. For example, the motor mounting plate 5 may be formed in a substantially rectangular plate shape, and the motor mounting plate 5 may be provided with two mounting holes 51 (e.g., screw holes, etc.), and the two mounting holes 51 may be disposed at two opposite corners of the motor mounting plate 5, which is beneficial to ensure the mounting stability of the driving motor 1.

Specific embodiments of the driving mechanism 100 according to the present invention will be described below with reference to the drawings.

Referring to fig. 1 and 8, a driving mechanism 100 according to an embodiment of the first aspect of the present invention includes: the drive motor 1 drives a gear assembly 3 and a fixed gear 4.

portions

33 and 34 is easily achieved.

Referring to fig. 12, an air conditioning indoor unit 200 according to a second aspect of the present invention includes the driving mechanism 100 described above. Thus, by providing the driving mechanism 100 of the first embodiment to the air conditioning indoor unit 200, the driving force of the driving motor 1 can be amplified, which is advantageous for driving the panel 220 to open or close better, and the reliability of use is high.

For example, referring to fig. 12, the air conditioning indoor unit 200 may include: the front end of the face frame 210 can be opened, the driving mechanism 100 is disposed in the face frame 210, the face plate 220 is disposed at the opened end of the face frame 210, the driving mechanism 100 is used for driving the face plate 220 to open or close, and the driving mechanism 100 and the face plate 220 can be connected through a transmission assembly, so that by disposing the driving mechanism 100 of the first embodiment on the indoor air conditioner 200, the driving force of the driving motor 1 can be amplified, thereby facilitating better driving the face plate 220 to open or close, and providing good reliability in use.

Here, the transmission assembly may be any structure that can transmit the power of the driving mechanism 100 from the output gear 32 to the panel 220 to open or close the panel 220, and the structure of the transmission assembly is not particularly limited by the present invention.

Other configurations, such as operation principles, etc., and operations of the driving mechanism 100 and the air conditioning indoor unit 200 according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A drive mechanism, comprising:

a driving gear is arranged on a motor shaft of the driving motor; and

a driven gear assembly driven to rotate by the drive gear, the driven gear assembly including an output gear, the driven gear assembly configured to reduce a speed output by the output gear.

2. The drive mechanism as recited in claim 1, wherein the driven gear assembly further comprises:

the planetary gear is arranged on one side, adjacent to the driving gear, of the output gear, the planetary gear is meshed with the driving gear, and the output gear is coaxially arranged with the driving gear.

3. The drive mechanism as recited in claim 2, further comprising:

an annular space is defined on the inner side of the fixed gear, the output gear penetrates through the annular space to be connected with a shell of the fixed gear, the fixed gear is meshed with the planetary gear, and the fixed gear is arranged coaxially with the driving gear.

4. The drive mechanism as recited in claim 2, wherein the planetary gear comprises a plurality of planetary gears arranged at a spacing in a direction around an axis of the drive gear.

5. The drive mechanism as recited in claim 3, wherein the fixed gear has a pitch circle diameter that is greater than a pitch circle diameter of the drive gear, the drive gear having a pitch circle diameter that is equal to a pitch circle diameter of the planetary gear.

6. The drive mechanism as recited in claim 5, wherein a diameter of a reference circle of the output gear is larger than a diameter of a reference circle of the drive gear and smaller than a diameter of a reference circle of the fixed gear.

7. The drive mechanism as recited in claim 5, wherein the drive gear, the planetary gear, and the fixed gear are located in a same plane.

8. The drive mechanism as recited in claim 2, wherein the driven gear assembly further comprises:

the bottom of the planetary gear is connected with the first connecting part; and

and the top of the planetary gear is connected with the second connecting part, and the bottom of the output gear is connected with the second connecting part.

9. The drive mechanism as recited in claim 8, wherein the output gear is a unitary structure with the second connecting portion.

10. The drive mechanism as recited in claim 8, wherein a central portion of the first coupling portion defines a central annular space through which the drive gear is coupled to the second coupling portion.

11. The drive mechanism as recited in claim 10, wherein the drive gear is formed with a first shaft portion extending toward the output gear, and the second connecting portion is formed with a first hole portion matching the first shaft portion, the first shaft portion being fitted in the first hole portion to connect the drive gear with the second connecting portion.

12. The drive mechanism as recited in claim 8, wherein a bottom portion of the planetary gear mates with the first connector shaft hole and a top portion of the planetary gear mates with the second connector shaft hole.

13. The drive mechanism according to claim 8, wherein a second shaft portion extending toward the housing is formed at an end surface of the output gear at an end remote from the drive gear, and a second hole portion matching the second shaft portion is formed in the housing, and the second shaft portion is fitted in the second hole portion to connect the output gear with the housing.

14. The drive mechanism according to claim 3, wherein a notch portion is provided in the housing, and the output gear outputs power through the notch portion.

15. The drive mechanism as recited in claim 1, wherein a motor mounting plate is further provided on the drive motor, and the drive motor is mounted through a mounting hole in the motor mounting plate.

16. An air conditioning indoor unit, characterized by comprising the drive mechanism according to any one of claims 1 to 15.