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CN113494471B - Rotation drive mechanism of air supply device and air supply device - Google Patents

Rotation drive mechanism of air supply device and air supply device Download PDF

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Publication number
CN113494471B
CN113494471B CN202010254409.1A CN202010254409A CN113494471B CN 113494471 B CN113494471 B CN 113494471B CN 202010254409 A CN202010254409 A CN 202010254409A CN 113494471 B CN113494471 B CN 113494471B
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CN
China
Prior art keywords
bracket
air supply
drive mechanism
rotary
driving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202010254409.1A
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Chinese (zh)
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CN113494471A (en
Inventor
崔世强
王金山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
GD Midea Environment Appliances Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
GD Midea Environment Appliances Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to CN202010254409.1A priority Critical patent/CN113494471B/en
Application filed by Midea Group Co Ltd, GD Midea Environment Appliances Manufacturing Co Ltd filed Critical Midea Group Co Ltd
Priority to CA3156695A priority patent/CA3156695A1/en
Priority to JP2022525512A priority patent/JP7373069B2/en
Priority to US17/773,032 priority patent/US11835052B2/en
Priority to KR1020227036258A priority patent/KR102633629B1/en
Priority to EP20929183.0A priority patent/EP4043735A4/en
Priority to PCT/CN2020/106633 priority patent/WO2021196481A1/en
Publication of CN113494471A publication Critical patent/CN113494471A/en
Application granted granted Critical
Publication of CN113494471B publication Critical patent/CN113494471B/en
Priority to JP2023181281A priority patent/JP2024001241A/en
Priority to US18/494,740 priority patent/US20240052843A1/en
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Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/10Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
    • F04D25/105Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air by changing rotor axis direction, e.g. oscillating fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/002Details, component parts, or accessories especially adapted for elastic fluid pumps

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Flow Control Members (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The invention discloses a rotary driving mechanism of an air supply device and the air supply device, the rotary driving mechanism of the air supply device comprises: fixing a bracket; the rotating bracket is sleeved on the fixed bracket and can rotate relative to the fixed bracket; the driving piece is arranged on the fixed support and used for driving the rotating support to rotate. From this, through fixed bolster, runing rest and driving piece cooperation, compare with prior art, can reduce rotation driving mechanism's volume, rotation driving mechanism installs the back on air supply arrangement, can make air supply arrangement more pleasing to the eye to, the turned angle of runing rest relative fixed bolster does not have the limitation, can enlarge air supply arrangement's rotary part's the angle of shaking the head.

Description

Rotation drive mechanism of air supply device and air supply device
Technical Field
The invention relates to the field of household appliances, in particular to a rotary driving mechanism of an air supply device and the air supply device with the rotary driving mechanism of the air supply device.
Background
In the related art, the rotary driving mechanism of the existing air supply device realizes the shaking function of the air supply device through the crank and rocker mechanism, but the rotary driving mechanism is large in size, so that the air supply device is not attractive, and the crank and rocker mechanism has an extreme point and is large in shaking angle limitation.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a rotary drive mechanism for a blower, which has a small size, and which can make the blower more beautiful and enlarge the swing angle of a rotary member of the blower when the rotary drive mechanism is mounted on the blower.
The invention further provides an air supply device.
The rotary driving mechanism of the air supply device according to the present invention comprises: fixing a bracket; the rotating bracket is sleeved on the fixed bracket and can rotate relative to the fixed bracket; the driving piece is arranged on the fixed support and used for driving the rotating support to rotate.
According to the rotary driving mechanism of the air supply device, the fixed support, the rotary support and the driving piece are matched, compared with the prior art, the volume of the rotary driving mechanism can be reduced, the air supply device can be more attractive after the rotary driving mechanism is installed on the air supply device, the rotating angle of the rotary support relative to the fixed support is not limited, and the oscillating angle of a rotating part of the air supply device can be enlarged.
In some examples of the present invention, the rotation driving mechanism of the air blowing device further includes: the rotating bracket is provided with a second transmission piece in transmission fit with the first transmission piece, and the first transmission piece is connected with a driving shaft of the driving piece.
In some examples of the invention, the fixing bracket comprises a body part, the body part defines a mounting groove, a side wall of the mounting groove is provided with a first through hole, the first transmission piece is positioned in the mounting groove, and the first transmission piece is in transmission fit with the second transmission piece through the first through hole.
In some examples of the present invention, the second transmission member is provided on an inner wall surface of the rotating bracket opposite to the fixed bracket.
In some examples of the invention, the first transmission member is a gear and the second transmission member is a rack.
In some examples of the present invention, the rotation driving mechanism of the air blowing device further includes: the damping mechanism, the lateral wall of mounting groove has the second through-hole, damping mechanism locates the fixed bolster just is located in the mounting groove, damping mechanism passes through the second through-hole with second driving medium transmission coordination.
In some examples of the present invention, the rotation driving mechanism of the air blowing device further includes: a support bearing supported between the fixed bracket and the rotating bracket.
In some examples of the invention, an outer wall surface of the bottom wall of the mounting groove is provided with a mounting column, an inner ring of the support bearing is sleeved on the mounting column, and an outer ring of the support bearing is connected with the rotating bracket.
In some examples of the present invention, the rotation driving mechanism of the air blowing device further includes: the friction disc, the rotating bracket is injectd the assembly groove, the diapire in assembly groove is equipped with the third through-hole, the friction disc cover is located the erection column and with the outer end of third through-hole ends to support.
In some examples of the present invention, the rotation driving mechanism of the air blowing device further includes: the peripheral wall surface of the mounting column is provided with a positioning groove, the clamp spring is arranged in the positioning groove, and the clamp spring abuts against the end face, far away from the third through hole, of the friction plate.
In some examples of the invention, the edge of the opening end of the mounting groove is provided with a first mounting part, and the driving part is provided with a second mounting part connected with the first mounting part.
In some examples of the present invention, the first mounting portion is provided with a first positioning portion, and the second mounting portion is provided with a second positioning portion connected to the first positioning portion.
In some examples of the present invention, the rotation driving mechanism of the air blowing device further includes: the Hall assembly comprises a Hall plate and a magnet, one of the Hall plate and the magnet is arranged on the fixed support, and the other of the Hall plate and the magnet is arranged on the rotating support.
In some examples of the invention, the fixed bracket is provided with a first limiting structure, and the rotating bracket is provided with a second limiting structure in limiting fit with the first limiting structure.
In some examples of the invention, the central axis of the driver, the central axis of the stationary gantry, and the central axis of the rotating gantry coincide.
In some examples of the invention, the central axis of the stationary gantry and the central axis of the rotating gantry coincide, and the central axis of the driver and the central axis of the stationary gantry do not coincide.
In some examples of the present invention, the damping mechanism is provided in plurality, the second through hole is provided in plurality, and the plurality of damping mechanisms correspond to the plurality of second through holes one to one.
In some examples of the invention, the drive member is a drive motor.
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 schematic diagram of a first particular embodiment of a rotary drive mechanism according to an embodiment of the present invention;
FIG. 2 is a side view of a first particular embodiment of a rotary drive mechanism according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a first particular embodiment of a rotary drive mechanism according to an embodiment of the present invention;
FIG. 4 is an exploded view of a first particular embodiment of a rotary drive mechanism according to an embodiment of the present invention;
FIG. 5 is another angular exploded view of the first embodiment of the rotary drive mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a second particular embodiment of a rotary drive mechanism according to an embodiment of the present invention;
fig. 7 is an exploded view of a second embodiment of a rotary drive mechanism according to an embodiment of the present invention.
Reference numerals:
a rotation driving mechanism 10;
a fixed bracket 1; a body portion 11; a mounting groove 12; a first through hole 13; a second through hole 14; a mounting post 15; a positioning groove 16; a first mounting portion 17; a first positioning portion 18; a reinforcing structure 19;
a rotating bracket 2; a second transmission member 21; a fitting groove 22; a third through hole 23;
a drive member 3; a second mounting portion 31; a second positioning portion 32;
a first transmission member 4; a damping mechanism 5; a support bearing 6; a friction plate 7; and a clamp spring 8.
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 functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
A rotary drive mechanism 10 of an air blowing device according to an embodiment of the present invention is described below with reference to fig. 1 to 7.
As shown in fig. 1 to 7, according to the rotary driving mechanism 10 of the first embodiment of the present invention, the rotary driving mechanism 10 is connected to a rotary member of the air supply device, and the rotary driving mechanism 10 is used for driving the rotary member to rotate. The rotation drive mechanism 10 includes: a fixed bracket 1, a rotating bracket 2 and a driving piece 3. The driving member 3 may be provided as a driving motor, which may be a synchronous motor or a stepping motor. The fixed support 1 is fixedly arranged on a supporting structure of the air supply device, the rotating support 2 is sleeved on the fixed support 1, it can also be understood that the rotating support 2 is sleeved on the outer side of the fixed support 1, the rotating support 2 can rotate relative to the fixed support 1, the rotating support 2 is connected with a rotating part of the air supply device, the rotating support 2 can drive the rotating part to rotate, the driving part 3 is arranged on the fixed support 1, and the driving part 3 is used for driving the rotating support 2 to rotate relative to the fixed support 1.
Specifically, when the rotary driving mechanism 10 drives the rotary part of the air supply device to rotate, the driving part 3 drives the rotary bracket 2 to rotate relative to the fixed bracket 1 in a predetermined track, and the rotary bracket 2 can drive the rotary part of the air supply device to move together in the rotating process, so that the rotating purpose of the rotary part of the air supply device is realized. Wherein, the rotary driving mechanism 10 of this application compares with crank rocker mechanism among the prior art, the small volume of this application, the volume that can reduce rotary driving mechanism 10 sets up like this, after rotary driving mechanism 10 installed on air supply arrangement, can make air supply arrangement look more small and exquisite, thereby can make air supply arrangement more pleasing to the eye, and, the turned angle scope of 2 relatively fixed supports 1 of runing rest is at 0-360, namely runing rest 2 relatively fixed supports 1 moves on whole circumference, there is not extreme position in the rotation of runing rest 2, the turned angle that can make 2 relatively fixed supports 1 of runing rest has no limitation, can enlarge air supply arrangement's rotary part's the angle of shaking the head, thereby can enlarge air supply arrangement's air supply scope.
From this, through fixed bolster 1, runing rest 2 and driving piece 3 cooperation, compare with prior art, can reduce the volume of runing mechanism 10, the back is installed on air supply arrangement to runing mechanism 10, can make air supply arrangement more pleasing to the eye to, the turned angle of runing rest 2 relative fixed bolster 1 does not have the limitation, can enlarge air supply arrangement's rotary part's the angle of shaking the head.
In some embodiments of the present invention, as shown in fig. 3 and 4, the rotary drive mechanism 10 may further include: the first transmission piece 4 and the rotating bracket 2 are provided with a second transmission piece 21 which is in transmission fit with the first transmission piece 4, and the first transmission piece 4 is connected with a driving shaft of the driving piece 3. When the driving part 3 works, the driving part 3 drives the driving shaft to rotate, the driving shaft drives the first transmission part 4 to rotate, meanwhile, the first transmission part 4 transmits power to the second transmission part 21, then the second transmission part 21 drives the rotating support 2 to rotate, and the rotating working effect of driving the rotating support 2 to rotate relative to the fixed support 1 is achieved.
In some embodiments of the present invention, as shown in fig. 3 and 4, the first transmission member 4 may be configured as a gear, and the second transmission member 21 may be configured as a rack, wherein after the installation of the rotary driving mechanism 10 is completed, the gear and the rack are engaged together, and the power of the driving member 3 can be transmitted to the rotary bracket 2 through the gear and rack transmission, so that the rotary bracket 2 rotates. And, through gear and rack cooperation transmission, can make power smoothly transmit for runing rest 2 to make runing rest 2 rotate smoothly, and then can make the arrangement mode of first driving medium 4 and second driving medium 21 more reasonable, also can make air supply arrangement's rotary part rotate more steadily.
In some embodiments of the present invention, as shown in fig. 4 and 5, the fixing bracket 1 may include: the body part 11, the body part 11 limits the mounting groove 12, and the lateral wall of mounting groove 12 has first through-hole 13, and first through-hole 13 communicates with mounting groove 12, and first driving medium 4 is located mounting groove 12, and first driving medium 4 passes through first through-hole 13 and the cooperation of second driving medium 21 transmission. Wherein, the partial structure of first driving piece 4 is located mounting groove 12, and another partial structure of first driving piece 4 stretches out behind first through-hole 13 and meshes with second driving piece 21, so set up and to make first driving piece 4 and second driving piece 21 transmission cooperation, can guarantee to transmit the power of driving piece 3 for runing rest 2 to, compare with prior art, can further reduce the volume of rotary drive mechanism 10.
In some embodiments of the present invention, as shown in fig. 4 and 5, the second transmission member 21 may be disposed on an inner wall surface of the rotating bracket 2 opposite to the fixed bracket 1, so that the second transmission member 21 is in transmission fit with the first transmission member 4, the volume of the rotary driving mechanism 10 may be reduced, and the arrangement position of the second transmission member 21 may be more reasonable.
In some embodiments of the present invention, as shown in fig. 3-5, the rotary drive mechanism 10 may further include: damping mechanism 5, damping mechanism 5 can be the attenuator, and the lateral wall of mounting groove 12 can have second through-hole 14, and damping mechanism 5 can set up in fixed bolster 1 and be located mounting groove 12, and damping mechanism 5 passes through second through-hole 14 and the driving fit of second driving medium 21. Wherein, damping mechanism 5's partial structure is located mounting groove 12, and another partial structure of damping mechanism 5 stretches out behind second through-hole 14 and meshes with second driving medium 21, and damping mechanism 5 has the effect of buffering, and in runing rest 2 rotation process, through damping mechanism 5 and the cooperation of second driving medium 21, can keep runing rest 2 to rotate steadily to, when the runing rest 2 rotation of forced drive under the drive of external force, can prevent rotary drive mechanism 10 from damaging. Note that, the damper mechanism 5 having a different specification structure may be used according to actual conditions.
Further, damping mechanism 5 can set up to a plurality ofly, and second through-hole 14 also can set up to a plurality ofly, and a plurality of damping mechanism 5 and a plurality of second through-hole 14 one-to-one set up, so set up can keep runing rest 2 stable rotation better to, when driving runing rest 2 to rotate by force under the drive of external force, can prevent rotary drive mechanism 10 to damage better.
In some embodiments of the present invention, as shown in fig. 3, the rotary drive mechanism 10 may further include: support bearing 6, support bearing 6 support between fixed bolster 1 and runing rest 2, set up like this and can assemble fixed bolster 1 and runing rest 2 together better, when runing rest 2 rotated, can guarantee that runing rest 2 rotates steadily relative fixed bolster 1 to, support bearing 6 has the supporting role to runing rest 2, can avoid runing rest 2 to rock.
In some embodiments of the present invention, as shown in fig. 3 and 4, the outer wall surface of the bottom wall of the mounting groove 12 may be provided with a mounting column 15, the inner ring of the supporting bearing 6 may be sleeved on the outer surface of the mounting column 15, the inner ring of the supporting bearing 6 is connected to the mounting column 15, and the outer ring of the supporting bearing 6 is connected to the rotating bracket 2, so that the rotating bracket 2 and the fixed bracket 1 can rotate relative to each other, and the working performance of the rotation driving mechanism 10 can be ensured.
In some embodiments of the present invention, as shown in fig. 3, the inner wall surface of the bottom wall of the mounting groove 12 may be provided with a reinforcing structure 19, and the reinforcing structure 19 is integrally formed with the mounting post 15, so that the structural strength of the fixing bracket 1 can be improved, and the fixing bracket 1 can be prevented from being deformed.
In some embodiments of the present invention, as shown in fig. 3 and 4, the rotary drive mechanism 10 may further include: friction disc 7, runing rest 2 can inject assembly groove 22, support bearing 6 is located assembly groove 22, the diapire of assembly groove 22 can be equipped with third through hole 23, third through hole 23 is stretched out to the free end of erection column 15, the surface of erection column 15 can be located to friction disc 7 cover, and friction disc 7 ends with the outer end of third through hole 23, wherein, friction disc 7 has wear-resisting, the characteristic of easy grinding, can realize the clearance control between runing rest 2 and the fixed bolster 1 through setting up friction disc 7, can make the structure of rotary drive mechanism 10 more stable, and, friction disc 7 can provide lubricated effect when the runing rest rotates, thereby runing rest 2 that can be convenient for rotate, and then can reduce runing noise of runing rest 2.
In some embodiments of the present invention, as shown in fig. 3 and 4, the rotary drive mechanism 10 may further include: jump ring 8, the perisporium face of erection column 15 can be provided with constant head tank 16, constant head tank 16 arranges along erection column 15's circumference, jump ring 8 sets up in constant head tank 16, and jump ring 8 ends with the terminal surface of keeping away from third through hole 23 of friction disc 7, as shown in fig. 3, jump ring 8 ends with the up end of friction disc 7, wherein, because support bearing 6 and 2 tight fits of runing rest, can lock support bearing 6 and runing rest 2 reliably on the erection column 15 of fixed bolster 1 through setting up jump ring 8, can make the structural installation of rotary drive mechanism 10 more firm.
In some embodiments of the present invention, as shown in fig. 3 and 4, the edge of the opening end of the mounting groove 12 may be provided with a first mounting portion 17, and the driving member 3 may be provided with a second mounting portion 31 connected to the first mounting portion 17, wherein the driving member 3 can be fixed on the fixing bracket 1 by the first mounting portion 17 and the second mounting portion 31 being coupled, and the driving member 3 can be prevented from falling off the fixing bracket 1.
In some embodiments of the present invention, as shown in fig. 3 and 4, the first mounting portion 17 may be provided with a first positioning portion 18, and the second mounting portion 31 may be provided with a second positioning portion 32 connected to the first positioning portion 18, wherein the first positioning portion 18 may be configured as a positioning column, and the second positioning portion 32 may be configured as a positioning hole, when the driving member 3 and the fixing bracket 1 are mounted, the positioning column is inserted into the positioning hole to position the relative position of the driving member 3 and the fixing bracket 1, and then the driving member 3 and the fixing bracket 1 are assembled together by using a bolt, which facilitates the assembly of the driving member 3 and the fixing bracket 1, and can improve the assembly efficiency of the rotation driving mechanism 10.
In some embodiments of the present invention, the rotary drive mechanism 10 may further include: hall assembly (not shown in the figure), hall assembly can include hall board and magnet, and one of hall board and magnet sets up in fixed bolster 1, and another in hall board and magnet sets up in runing rest 2, and wherein, when needing runing rest 2 to rotate appointed angle relative fixed bolster 1, through hall board and magnet cooperation work, can realize controlling runing rest 2 and rotate the work purpose of appointed angle to can make rotary drive mechanism 10 satisfy user's different work demands.
In some embodiments of the present invention, the fixed bracket 1 may be provided with a first limiting structure (not shown in the drawings), and the rotating bracket 2 may be provided with a second limiting structure (not shown in the drawings) in limiting cooperation with the first limiting structure, wherein when the rotating bracket 2 needs to rotate relative to the fixed bracket 1 by a specified angle, the first limiting structure and the second limiting structure cooperate to achieve a working purpose of controlling the rotating bracket 2 to rotate by the specified angle, so that the rotating driving mechanism 10 can meet different working requirements of users.
In some embodiments of the present invention, as shown in fig. 3, the central axis of the driving member 3, the central axis of the fixing bracket 1, and the central axis of the rotating bracket 2 are arranged in a coincident manner, which can further reduce the volume of the rotating driving mechanism 10 in the direction perpendicular to the central axis, and can make the structure of the rotating driving mechanism 10 more compact.
As shown in fig. 6 and 7, a rotary drive mechanism 10 according to a second embodiment of the present invention differs from the first embodiment in that the central axis of the fixed bracket 1 coincides with the central axis of the rotary bracket 2, and the central axis of the driver 3 does not coincide with the central axis of the fixed bracket 1. Wherein, through the position of adjustment driving piece 3 relative fixed bolster 1, realize the eccentric motion of swivel mount 2 and driving piece 3, possess more extensive use scenario.
According to the air supply device of the embodiment of the invention, the rotary driving mechanism 10 comprises the rotary driving mechanism 10 of the embodiment, the rotary driving mechanism 10 is arranged on the air supply device, the rotary driving mechanism 10 can reduce the volume of the rotary driving mechanism 10, the air supply device can be more attractive after the rotary driving mechanism 10 is arranged on the air supply device, in addition, the rotary angle of the rotary support 2 relative to the fixed support 1 is not limited, and the swing angle of a rotary component of the air supply device can be enlarged.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means 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 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 (15)

1. A rotary drive mechanism of an air supply device, comprising:
fixing a bracket;
the rotating bracket is sleeved on the fixed bracket and can rotate relative to the fixed bracket;
the driving piece is arranged on the fixed support and is used for driving the rotating support to rotate;
the fixed support comprises a body part, the body part defines a mounting groove, the side wall of the mounting groove is provided with a first through hole, the first transmission piece is positioned in the mounting groove, and the first transmission piece is in transmission fit with the second transmission piece through the first through hole;
the side wall of the mounting groove is provided with a second through hole, the damping mechanism is arranged on the fixed support and positioned in the mounting groove, and the damping mechanism is in transmission fit with the second transmission piece through the second through hole;
the friction disc, the rotating bracket is injectd the assembly groove, the diapire of assembly groove is equipped with the third through-hole, the outer wall of the diapire of mounting groove is equipped with the erection column, the friction disc cover is located the erection column and with the outer end of third through-hole ends to.
2. The rotation drive mechanism of an air supply device according to claim 1, wherein the second transmission member is provided on an inner wall surface of the rotation bracket facing the fixed bracket.
3. The rotary drive mechanism for an air supply unit according to claim 1, wherein the first transmission member is a gear and the second transmission member is a rack.
4. The rotary drive mechanism for an air blowing device according to claim 1, further comprising: a support bearing supported between the fixed bracket and the rotating bracket.
5. The rotational driving mechanism of an air supply unit according to claim 4, wherein an inner race of the support bearing is fitted to the mounting post, and an outer race of the support bearing is coupled to the rotational bracket.
6. The rotary drive mechanism for an air blowing device according to claim 1, further comprising: and the circumferential wall surface of the mounting column is provided with a positioning groove, the clamp spring is arranged in the positioning groove, and the clamp spring is abutted against the end surface, far away from the third through hole, of the friction plate.
7. The rotary driving mechanism of an air supply device according to claim 1, wherein a first mounting portion is provided at an edge of an opening end of the mounting groove, and the driving member is provided with a second mounting portion connected to the first mounting portion.
8. The rotation drive mechanism of an air blowing device according to claim 7, wherein the first mounting portion is provided with a first positioning portion, and the second mounting portion is provided with a second positioning portion connected to the first positioning portion.
9. The rotary drive mechanism of an air blowing device according to claim 1, further comprising: the Hall assembly comprises a Hall plate and a magnet, one of the Hall plate and the magnet is arranged on the fixed support, and the other of the Hall plate and the magnet is arranged on the rotating support.
10. The rotary driving mechanism of air supply unit as claimed in claim 1, wherein the fixing bracket is provided with a first limiting structure, and the rotary bracket is provided with a second limiting structure which is in limiting fit with the first limiting structure.
11. The rotation driving mechanism of an air blowing device according to claim 1, wherein a central axis of the driving member, a central axis of the fixed bracket, and a central axis of the rotating bracket coincide with each other.
12. The rotation driving mechanism of an air blowing device according to claim 1, wherein a central axis of the fixed bracket coincides with a central axis of the rotating bracket, and a central axis of the driver does not coincide with a central axis of the fixed bracket.
13. The rotary drive mechanism for an air blowing device according to claim 1, wherein the damping mechanism is provided in plurality, the second through hole is provided in plurality, and the plurality of damping mechanisms are in one-to-one correspondence with the plurality of second through holes.
14. The rotary drive mechanism for an air supply unit according to claim 1, wherein the drive member is a drive motor.
15. An air-blowing apparatus characterized by comprising a rotation drive mechanism of the air-blowing apparatus according to any one of claims 1 to 14.
CN202010254409.1A 2020-04-02 2020-04-02 Rotation drive mechanism of air supply device and air supply device Active CN113494471B (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CN202010254409.1A CN113494471B (en) 2020-04-02 2020-04-02 Rotation drive mechanism of air supply device and air supply device
JP2022525512A JP7373069B2 (en) 2020-04-02 2020-08-03 Rotational drive mechanism of air blower, air blower and home appliances
US17/773,032 US11835052B2 (en) 2020-04-02 2020-08-03 Rotation driving mechanism of air supply apparatus, air supply apparatus, and household appliance
KR1020227036258A KR102633629B1 (en) 2020-04-02 2020-08-03 Rotating drive mechanism of blowing equipment, blowing equipment and home appliances
CA3156695A CA3156695A1 (en) 2020-04-02 2020-08-03 Rotation driving mechanism, air supply apparatus, and household appliance
EP20929183.0A EP4043735A4 (en) 2020-04-02 2020-08-03 Rotation driving mechanism of air supply apparatus, air supply apparatus, and household appliance
PCT/CN2020/106633 WO2021196481A1 (en) 2020-04-02 2020-08-03 Rotation driving mechanism of air supply apparatus, air supply apparatus, and household appliance
JP2023181281A JP2024001241A (en) 2020-04-02 2023-10-20 Home appliance
US18/494,740 US20240052843A1 (en) 2020-04-02 2023-10-25 Rotation driving mechanism of air supply apparatus, air supply apparatus, and household appliance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010254409.1A CN113494471B (en) 2020-04-02 2020-04-02 Rotation drive mechanism of air supply device and air supply device

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Publication Number Publication Date
CN113494471A CN113494471A (en) 2021-10-12
CN113494471B true CN113494471B (en) 2023-02-17

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CN2893242Y (en) * 2005-12-12 2007-04-25 颜雅惠 Regulator capable of regulating fan swing angle
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