CN219432097U - Swing mechanism applied to fan - Google Patents
Swing mechanism applied to fan Download PDFInfo
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- CN219432097U CN219432097U CN202320482381.6U CN202320482381U CN219432097U CN 219432097 U CN219432097 U CN 219432097U CN 202320482381 U CN202320482381 U CN 202320482381U CN 219432097 U CN219432097 U CN 219432097U
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- bracket
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- driven gear
- fan
- driving gear
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- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model discloses a swing mechanism applied to a fan, which relates to the technical field of fans and comprises the following components: a post that can be configured to mount to a base of the fan; the motor assembly comprises a motor, a driving gear fixedly connected to an output shaft of the motor and a driven gear meshed with the driving gear, wherein the driven gear is fixedly connected with the upright post along the axis of the upright post, and a first limit structure is arranged on the periphery of the driven gear; the bracket is fixedly connected with the motor and can be synchronously connected with the driven gear in a rotating way along with the rotation of the driving gear; the control assembly is fixedly connected to the bracket, the motor is electrically connected with the control assembly, and the control assembly is used for controlling the rotating angle of the motor; the electric component capable of automatically controlling the rotation of the electric component is integrated on the rotation position, the power component is used as a movable end, and the electric component is driven by a gear transmission mode, so that the aim of controlling the rotation angle by a program is fulfilled.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a head swinging mechanism applied to a fan.
Background
According to the disclosure of CN208294816U, the fan is mainly used for relieving summer heat and reducing temperature in life, and in order to increase the air supply area of the fan in space, the head of the existing fan can swing circularly in a certain range. The existing air circulation fan capable of swinging the head left and right is generally provided with a crank rocker mechanism, an output shaft of a motor is connected with one end of a crank, the other end of the motor is hinged with a connecting rod, and the other end of the connecting rod is hinged on a base;
according to the Chinese patent with publication number of CN211259084U, the fan refers to a tool for generating wind and taking cool in hot days, the electric fan is a device for generating air flow by electric drive, and the fan arranged in the fan is electrified and then turned into natural wind to achieve the cooling effect. The common structure of the fans on the market at present is that a worm of a motor shaft is utilized to rotate to drive a swing arm of a gear box, and the swing arm is connected with a connecting rod to start the oscillating action, so that the phenomena of latch teeth or sliding teeth and the like can occur;
in summary, the existing oscillating mechanism applied to the fan has a relatively complex structure, and is easy to shake during the oscillating process, so that an improved technical scheme is necessary to solve the above problem.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.
A swing mechanism for a fan, comprising:
a post that can be configured to mount to a base of the fan;
the motor assembly comprises a motor, a driving gear fixedly connected to an output shaft of the motor and a driven gear meshed with the driving gear, wherein the driven gear is fixedly connected with the upright post along the axis of the upright post, and a first limit structure is arranged on the periphery of the driven gear;
the bracket is fixedly connected with the motor and can be synchronously connected with the driven gear in a rotating way along with the rotation of the driving gear;
the control assembly is fixedly connected to the bracket, the motor is electrically connected with the control assembly, and the control assembly is used for controlling the rotating angle of the motor;
the bracket can be set up to link to each other with the aircraft nose of fan, bracket and support fixed connection, and motor assembly, support, control assembly all are built-in the bracket setting, and wherein, first limit structure offsets with the bracket, and is provided with spacing cooperation in first limit structure's second limit structure along the circumference position of driving gear in the bracket.
As a further scheme of the utility model: the driving gear and the driven gear are arranged on the same horizontal plane, the driven gear is fixedly provided with a main shaft along the axis of the driven gear, and one end of the main shaft extends out of the driven gear and is sleeved with the bracket so as to enable the bracket to rotate around the main shaft.
As a further scheme of the utility model: the support is provided with a shaft hole corresponding to the driving gear, an output shaft of the motor is connected with the driving gear through the shaft hole in a key manner, and the output shaft of the motor is arranged in parallel with the axis of the main shaft.
As a further scheme of the utility model: the first limiting structure comprises a reinforcing part arranged on the periphery of the driven gear and a limiting part perpendicular to the reinforcing part, the limiting part protrudes out of the periphery of the driven gear, the limiting part abuts against the bracket, and the limiting part is in limiting fit with the second limiting structure.
As a further scheme of the utility model: the two second limit structures are arranged and are respectively and symmetrically arranged parallel to the axis of the main shaft.
As a further scheme of the utility model: the control assembly comprises a mounting frame fixedly connected to the support and a control circuit board fixedly connected to the mounting frame, the mounting frame is located at the side of the motor, and the motor is electrically connected with the control circuit board.
As a further scheme of the utility model: the stand corresponds the one end of bracket and cup joints and be provided with the chassis, chassis and bracket fixed connection.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model is based on the traditional limit rotating structure, the electric component (control component) capable of automatically controlling the rotation of the electric component (control component) is integrated on the rotating position (bracket/bracket), the power component (driving gear) is used as a movable end, and the electric component is driven by a gear transmission mode, so that the aim of program control of the rotating angle is fulfilled, namely, the reciprocating rotating angle of a motor and the structure principle of motor rotation which are arranged by the control component are utilized, the fan head can be driven to rotate back and forth at a certain angle, the transmission mode of the gear can enable the fan head to swing smoothly and smoothly, the bracket can be effectively pressed against by combining the first limit structure, the strength of integral connection of the driven gear and the bracket is ensured, the compactness of the bracket is ensured while the integral fixing mode of the bracket is ensured, the problem of easy shaking in the shaking process is effectively solved, the first limit structure can also be in limit fit with the second limit structure, the effect of one-step multiple use is realized, and the structural compactness of the integral design is further improved.
Additional aspects and advantages of the utility model 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 utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the utility model with brackets removed;
FIG. 3 is a schematic diagram of an exploded construction of the present utility model;
fig. 4 is a schematic structural diagram of the bottom shell, the driving gear, the driven gear and the spindle in the present utility model.
Reference numerals and names in the drawings are as follows:
1. a column; 2. a motor assembly; 3. a motor; 4. a drive gear; 5. a driven gear; 6. a bracket; 7. a control assembly; 8. a bracket; 9. a second limit structure; 10. a main shaft; 11. a shaft hole; 12. a mounting frame; 13. a control circuit board; 14. a first limit structure; 15. a chassis; 16. a cover plate; 17. a bottom case; 18. a reinforcing part; 19. and a limiting part.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, in an embodiment of the present utility model, a swing mechanism for a fan includes:
a post 1, the post 1 being capable of being arranged to be mounted on a base of a fan;
the motor assembly 2 comprises a motor 3, a driving gear 4 fixedly connected to an output shaft of the motor 3 and a driven gear 5 meshed with the driving gear 4, wherein the driven gear 5 is fixedly connected with the upright 1 along the axis of the upright 1, and a first limiting structure 14 is arranged on the periphery of the driven gear 5;
a bracket 6, wherein the bracket 6 is fixedly connected with the motor 3 and can be synchronously and rotatably connected with the driven gear 5 along with the rotation of the driving gear 4;
the control assembly 7 is fixedly connected to the bracket 6, the motor 3 is electrically connected with the control assembly 7, and the control assembly 7 is used for controlling the rotation angle of the motor 3;
the bracket 8, the bracket 8 can be set up to link to each other with the aircraft nose of fan, bracket 8 and support 6 fixed connection, and motor assembly 2, support 6, control assembly 7 all are built-in bracket 8 setting, and wherein, first limit structure 14 offsets with bracket 8, and is provided with spacing cooperation in the second limit structure 9 of first limit structure 14 along the circumference position of driving gear 4 in the bracket 8.
According to the technical scheme, the fan comprises a stand column 1 and a bracket 8 rotatably connected to the upper end of the stand column 1, wherein the lower end of the stand column 1 is used for being installed on a base of a fan, the upper end of the bracket 8 is used for installing a machine head of the fan, and the bracket 8 can drive the machine head of the fan to swing left and right on the stand column 1 for blowing;
the driven gear 5 is fixedly arranged at the upper end of the upright 1, the driven gear 5 is used as a stress point for integrally connecting the bracket 8 with the upright 1, the bracket 6 is fixedly arranged in a mode of being connected with the driven gear 5 in a shaft way, preferably, the bracket 6 is made of sheet metal parts, the bracket 6 is fixedly provided with the motor 3 and the driving gear 4, the driving gear 4 is sleeved on an output shaft of the motor 3, and accordingly, the driven gear 4 can rotate along with the output shaft of the motor 3, the driving gear 4 is meshed with the driven gear 5, so that force transmission can be formed between the output shaft of the motor 3 and the driven gear 5, the driving gear 4 can turn around the driven gear 5 along with the rotation of the output shaft of the motor 3, and further, the motor 3, the bracket 8 fixedly arranged on the bracket 6, and the bracket 6 can also rotate along with the driven gear 5 in a mode of rotating along with the driven gear 5, and thus, the driving assembly 7 on the bracket 6 can be matched with the upright 1 in a rotating mode;
the control assembly 7 is a control circuit board 13 recognized by a person skilled in the art, the motor 3 is a stepper motor 3, the stepper motor 3 is controlled to rotate back and forth at a certain angle through the control circuit board 13, the bracket 8 is formed by mutually butting a cover plate 16 and a bottom shell 17, and a containing cavity for containing the motor assembly 2, the bracket 6 and the control assembly 7 is formed;
further, in order to increase the connection firmness of the driven gear 5 and the bracket 8, the periphery of the driven gear 5 is provided with a first limiting structure 14, and the first limiting structure 14 is tightly pressed on the bottom shell 17 of the bracket 8, so that the problem that the bracket 8 is tilted or even separated from the driven gear 5 due to overweight after being connected with the machine head of the fan is effectively prevented; preferably, in order to prevent the problem that the line breaks due to the manual rotation of the bracket 8 by a user or the exceeding 360 degrees of rotation of the bracket 8 when the control of the control circuit board 13 fails, a second limiting structure 9 in limit fit with the first limiting structure 14 is arranged on the bottom shell 17 of the bracket 8 along the circumferential direction of the driving gear 4;
in summary, the utility model is based on the traditional limit rotating structure, the electric component (the control component 7) capable of automatically controlling the rotation of the electric component is integrated on the rotating position (the bracket 6/the bracket 8), the power component (the driving gear 4) is used as a movable end, and the electric component is driven by a gear transmission mode, so that the aim of controlling the rotating angle by a program is fulfilled, namely, the back and forth rotating angle of the motor 3 and the rotating structure principle of the motor 3 which are arranged by the control component 7 are utilized, the fan head can be driven to rotate back and forth at a certain angle, the transmission mode of the gear can enable the fan head to swing more stably and smoothly, the bracket 8 can be effectively pressed tightly by combining the first limit structure 14, the integral connection strength of the driven gear 5 and the bracket 8 is ensured, the integral fixing mode of the bracket 8 can be ensured to be firm, the problem of shaking is solved, the first limit structure 14 can also be matched with the second limit structure 9 in a limit mode, the effect of lifting is realized, and the integral design is further improved.
In the embodiment of the utility model, the driving gear 4 and the driven gear 5 are arranged on the same horizontal plane, the driven gear 5 is fixedly provided with a main shaft 10 along the axis of the driven gear 5, and one end of the main shaft 10 extends out of the driven gear 5 and is sleeved with the bracket 6 so as to enable the bracket 6 to rotate around the main shaft 10; the support 6 is provided with a shaft hole 11 corresponding to the driving gear 4, an output shaft of the motor 3 is connected with the driving gear 4 through the shaft hole 11 in a key manner, and the output shaft of the motor 3 is arranged in parallel with the axis of the main shaft 10.
Through this setting, support 6 carries out the hub connection through main shaft 10 and driven gear 5, and it can be understood that, because driven gear 5 sets up along the axis of stand 1, and main shaft 10 sets up along the axis of driven gear 5 again, and main shaft 10 is located the axis of stand 1 promptly to combine the output shaft of motor 3 to be parallel to the axis setting of main shaft 10, thereby when motor 3 output shaft rotates, bracket 8 whole can rotate round the axis of connecting axle, and then can let the swing of fan aircraft nose more steady smooth and easy.
In the embodiment of the utility model, the first limiting structure 14 comprises a reinforcing part 18 arranged on the periphery of the driven gear 5 and a limiting part 19 arranged perpendicular to the reinforcing part 18, the limiting part 19 protrudes out of the periphery of the driven gear 5, the limiting part 19 abuts against the bracket 8, and the limiting part 19 is in limiting fit with the second limiting structure 9.
Because the bracket 8 and the main shaft 10 synchronously rotate, namely the second limiting structure 9 rotates along with the rotation of the driving gear 4, the rotation of the driving gear 4 is not influenced, so that the head swinging mechanism applied to the fan can swing a larger angle, and the blowing angle of the fan head is wider;
in order to enable the first limit structure 14 to carry out touch limit on the second limit structure 9 and to carry out tight fit on the bracket 8, the first limit structure 14 is provided with a reinforcing part and a limit part 19, the limit part 19 is arranged in the middle of the reinforcing part in a protruding mode, the lower end face of the limit part 19 is arranged in an arc face mode, sliding tight fit is carried out on the lower end face of the limit part 19 with the bottom shell 17 of the bracket 8 conveniently, the left end face and the right end face of the limit part 19 are straight faces, the contact area between the left end face and the right end face of the limit part 19 is increased conveniently, and therefore touch limit effect is achieved better.
In the embodiment of the utility model, two second limiting structures 9 are arranged, and the two second limiting structures 9 are respectively and symmetrically arranged parallel to the axis of the main shaft 10. Through two limit structure that the symmetry set up, can reach the spacing effect within 180 degrees, the prevention effect is better.
In the embodiment of the utility model, the control assembly 7 comprises a mounting frame 12 fixedly connected to the bracket 6 and a control circuit board 13 fixedly connected to the mounting frame 12, the mounting frame 12 is positioned at the side of the motor 3, and the motor 3 is electrically connected with the control circuit board 13. Through the setting of mounting bracket 12, the installation of circuit board of being convenient for just makes circuit board and support 6 have the interval space, the heat dissipation of circuit board and motor 3 of being convenient for.
In the embodiment of the utility model, one end of the upright post 1 corresponding to the bracket 8 is sleeved with the underframe 15, and the underframe 15 is fixedly connected with the bracket 8.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. A swing mechanism for a fan, comprising:
a post that can be configured to mount to a base of the fan;
the motor assembly comprises a motor, a driving gear fixedly connected to an output shaft of the motor and a driven gear meshed with the driving gear, wherein the driven gear is fixedly connected with the upright post along the axis of the upright post, and a first limit structure is arranged on the periphery of the driven gear;
the bracket is fixedly connected with the motor and can be synchronously connected with the driven gear in a rotating way along with the rotation of the driving gear;
the control assembly is fixedly connected to the bracket, the motor is electrically connected with the control assembly, and the control assembly is used for controlling the rotating angle of the motor;
the bracket can be set up to link to each other with the aircraft nose of fan, bracket and support fixed connection, and motor assembly, support, control assembly all are built-in the bracket setting, and wherein, first limit structure offsets with the bracket, and is provided with spacing cooperation in first limit structure's second limit structure along the circumference position of driving gear in the bracket.
2. The swing mechanism for a fan according to claim 1, wherein the driving gear and the driven gear are disposed on the same horizontal plane, the driven gear is fixedly provided with a main shaft along an axis thereof, and one end of the main shaft extends out of the driven gear and is sleeved with the bracket so as to enable the bracket to rotate around the main shaft.
3. The swing mechanism for a fan according to claim 2, wherein the bracket is provided with a shaft hole corresponding to the driving gear, the output shaft of the motor is connected with the driving gear through the shaft hole in a key manner, and the output shaft of the motor is arranged in parallel with the axis of the main shaft.
4. A swinging mechanism for a fan according to claim 1 or 3, wherein the first limiting structure comprises a reinforcing part arranged on the periphery of the driven gear and a limiting part perpendicular to the reinforcing part, the limiting part protrudes out of the periphery of the driven gear, the limiting part abuts against the bracket, and the limiting part is in limiting fit with the second limiting structure.
5. The swing mechanism for a fan according to claim 4, wherein two second limiting structures are provided, and the two second limiting structures are respectively and symmetrically arranged parallel to the axis of the main shaft.
6. The swing mechanism for a fan as recited in claim 1, wherein the control assembly includes a mounting bracket fixedly attached to the bracket and a control circuit board fixedly attached to the mounting bracket, the mounting bracket being located beside the motor, the motor being electrically connected to the control circuit board.
7. The swing mechanism for a fan according to claim 1, wherein the upright is provided with a chassis in socket connection with one end of the bracket, the chassis being fixedly connected with the bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320482381.6U CN219432097U (en) | 2023-03-14 | 2023-03-14 | Swing mechanism applied to fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320482381.6U CN219432097U (en) | 2023-03-14 | 2023-03-14 | Swing mechanism applied to fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219432097U true CN219432097U (en) | 2023-07-28 |
Family
ID=87346375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320482381.6U Active CN219432097U (en) | 2023-03-14 | 2023-03-14 | Swing mechanism applied to fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219432097U (en) |
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2023
- 2023-03-14 CN CN202320482381.6U patent/CN219432097U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Swinging Head Mechanism Applied to Fans Granted publication date: 20230728 Pledgee: Zhuzhou Branch of China Everbright Bank Co.,Ltd. Pledgor: HUNAN QUANKANG ELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: Y2024980004888 |