CN210484152U - Fan head swinging mechanism capable of accurately controlling angle - Google Patents
Fan head swinging mechanism capable of accurately controlling angle Download PDFInfo
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- CN210484152U CN210484152U CN201920821674.6U CN201920821674U CN210484152U CN 210484152 U CN210484152 U CN 210484152U CN 201920821674 U CN201920821674 U CN 201920821674U CN 210484152 U CN210484152 U CN 210484152U
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Abstract
The utility model relates to a fan head swinging mechanism capable of accurately controlling angle, which comprises a fan seat and a machine head with a rotating shaft, wherein the rotating shaft is driven to rotate by a motor; the fan seat is connected with a photoelectric coded disc assembly, and the photoelectric coded disc assembly comprises a photoelectric sensor, a metal coded disc, a small rotating gear and a large-angle gear; the metal coded disc and the small rotating gear are coaxially arranged; the signal conversion device converts the received optical signal into an electric signal and precisely controls the swing angle of the swing head through the gear. The utility model has the advantages that: (1) the swing angle is accurately controlled through a photoelectric sensor and a metal coded disc; (2) the head swinging assemblies of the mechanism are all arranged outside the machine head, and internal electronic devices do not generate friction, so that the damage of the electronic devices is reduced; (3) the starting and stopping angles can be set at will, and the special angle can be adjusted.
Description
Technical Field
The utility model relates to a fan yaw mechanism, in particular to fan yaw mechanism of ability accurate control angle.
Background
The fan is an indispensable refrigeration appliance for people in summer, and the fan commonly used at present also has a head swinging function and can blow air to a certain range of space. When the fan motor works, the fan blades are driven to rotate to blow air, and meanwhile, the power of the fan motor is reduced through the reduction box to drive the head swinging driving disc to rotate, so that the fan is driven to swing. However, the swing range of the swing mechanism of the existing fan is usually about 90 degrees, the swing angle cannot be accurately controlled, and meanwhile, the speed is reduced by the reduction box to drive the driving disc to rotate, so that friction of each part is frequent, and internal electronic devices are easily damaged.
Disclosure of Invention
In order to solve the above-mentioned problem that exists among the prior art, the utility model provides a fan yaw mechanism of ability accurate control yaw angle.
The technical proposal of the utility model for solving the technical problem is that:
a fan head swinging mechanism capable of accurately controlling an angle comprises a fan base and a machine head with a rotating shaft, wherein the rotating shaft is driven to rotate by a motor; the fan seat is connected with a photoelectric coded disc assembly, and the photoelectric coded disc assembly comprises a photoelectric sensor, a metal coded disc, a small rotating gear and a large-angle gear; the metal coded disc and the small rotating gear are coaxially arranged; the signal conversion device converts the received optical signal into an electric signal and precisely controls the swing angle of the swing head through the gear.
Furthermore, the photoelectric sensor is a groove-shaped optical coupler fixed on the shell of the handpiece, and the metal coded disc is arranged in a groove of the groove-shaped optical coupler to rotate.
Furthermore, the metal coded disc is fixedly connected to the small rotating gear, and the small rotating gear is rotatably connected to the handpiece shell through a small gear shaft.
Furthermore, the small rotating gear is in transmission connection with the large-angle gear in a matching mode, and the large-angle gear is fixedly connected with the fan base through a large gear shaft.
Further, the large-angle gear is a sector gear.
Furthermore, fixing lugs are arranged on two sides of the fan seat, and the large-angle gear is connected to the fixing lugs in a rotating mode.
Furthermore, a through groove is formed in the metal coded disc.
Furthermore, the two sides of the groove of the photoelectric sensor are respectively provided with a transmitting end and a receiving end, the transmitting end is provided with an infrared transmitting tube, and the receiving end is provided with an infrared receiving tube.
The utility model discloses the user sets up needs pivoted angle when using, and photoelectric sensor's transmitting terminal sends infrared light, is received by the receiving terminal behind the metal code wheel, and after the little rolling gear of computer board procedure accurate calculation should the pivoted angle, little rolling gear rotated, drives the rotation of wide-angle gear simultaneously, and the rotation of drive aircraft nose realizes the accurate yaw of fan.
The utility model has the advantages that: (1) the swing angle is accurately controlled through a photoelectric sensor and a metal coded disc; (2) the head swinging assemblies of the mechanism are all arranged outside the machine head, and internal electronic devices do not generate friction, so that the damage of the electronic devices is reduced; (3) the starting and stopping angles can be set at will, and the special angle can be adjusted.
Drawings
Fig. 1 is a structural view of the present invention.
Fig. 2 is an exploded view of the present invention.
FIG. 3 is a diagram showing the positional relationship between a metal code wheel and a photoelectric sensor.
The attached drawings are marked with: 1. the fan base, 2, aircraft nose, 3, motor, 4, photoelectricity code wheel subassembly, 5, aircraft nose shell, 101, fixed ear, 201, rotation axis, 401, photoelectric sensor, 402, metal code wheel, 403, little running gear, 404, wide-angle gear, 4011, transmitting terminal, 4012, receiving terminal.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, a fan head swinging mechanism capable of accurately controlling an angle includes a fan base 1 and a machine head 2 with a rotating shaft 201, wherein the rotating shaft 201 is driven to rotate by a motor 3; the fan base 1 is connected with a photoelectric coded disc assembly 4, and the photoelectric coded disc assembly 4 comprises a photoelectric sensor 401, a metal coded disc 402, a small rotating gear 403 and a large-angle gear 404; the metal code disc 402 and the small rotating gear 403 are coaxially arranged; the signal conversion device converts the received optical signal into an electric signal and precisely controls the swing angle of the swing head through the gear.
In this embodiment, the photoelectric sensor 401 is a groove-shaped optical coupler fixed on the handpiece housing 5, and the metal code wheel 402 is arranged in a groove of the groove-shaped optical coupler to rotate.
In this embodiment, the metal code wheel 402 is fixedly connected to the small rotating gear 403, and the small rotating gear 403 is rotatably connected to the handpiece housing 5 through a small gear shaft.
In this embodiment, the small rotating gear 403 is in transmission connection with the large angle gear 404 in a matching manner, and the large angle gear 404 is fixedly connected with the fan base 1 through a large gear shaft.
In this embodiment, the large angle gear 404 is a sector gear.
In this embodiment, the two sides of the fan base 1 are provided with fixing lugs 101, and the large-angle gear 404 is rotatably connected to the fixing lugs 101. The handpiece 2 is rotatably arranged between two fixing lugs 101.
In this embodiment, the metal code wheel 402 is provided with a through groove.
In this embodiment, photoelectric sensor 401's recess both sides are transmitting terminal 4011 and receiving terminal 4012 respectively, the transmitting terminal is equipped with infrared emission pipe, the receiving terminal is equipped with infrared receiving tube. The transmitting terminal 4011 emits infrared light, and the infrared light is received by the receiving terminal 4012 after passing through the metal code wheel 402.
The user sets up needs pivoted angle when using in this embodiment, and photoelectric sensor's transmitting terminal sends infrared light, is received by the receiving terminal behind the metal code wheel, and after the little running gear of computer board procedure accurate calculation should the pivoted angle, little running gear rotated, drives the rotation of wide angle gear simultaneously, and the accurate yaw of fan is realized in the rotation of drive aircraft nose.
The embodiment has the advantages that (1) the swing angle is accurately controlled through the photoelectric sensor and the metal coded disc; (2) the head swinging assemblies of the mechanism are all arranged outside the machine head, and internal electronic devices do not generate friction, so that the damage of the electronic devices is reduced; (3) the starting and stopping angles can be set at will, and the special angle can be adjusted.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A fan head swinging mechanism capable of accurately controlling an angle comprises a fan base and a machine head with a rotating shaft, wherein the rotating shaft is driven to rotate by a motor; the method is characterized in that: the fan seat is connected with a photoelectric coded disc assembly, and the photoelectric coded disc assembly comprises a photoelectric sensor, a metal coded disc, a small rotating gear and a large-angle gear; the metal coded disc and the small rotating gear are coaxially arranged; the signal conversion device converts the received optical signal into an electric signal and precisely controls the swing angle of the swing head through the gear.
2. The fan head swinging mechanism capable of accurately controlling the angle according to claim 1, characterized in that: the photoelectric sensor is a groove-shaped optical coupler fixed on the shell of the handpiece, and the metal coded disc is arranged in a groove of the groove-shaped optical coupler to rotate.
3. The fan head swinging mechanism capable of accurately controlling the angle according to claim 1, characterized in that: the metal coded disc is fixedly connected to the small rotating gear, and the small rotating gear is rotatably connected to the handpiece shell through a small gear shaft.
4. The fan head swinging mechanism capable of accurately controlling the angle according to claim 1, characterized in that: the small rotating gear is in transmission connection with the large-angle gear in a matching mode, and the large-angle gear is fixedly connected with the fan base through a large gear shaft.
5. The fan head oscillating mechanism capable of accurately controlling the angle according to claim 4, wherein: the large-angle gear is a sector gear.
6. The fan head swinging mechanism capable of accurately controlling the angle according to claim 1, characterized in that: the fan seat both sides are equipped with fixed ear, wide-angle gear swivelling joint is in on the fixed ear.
7. The fan head swinging mechanism capable of accurately controlling the angle according to claim 1, characterized in that: and the metal coded disc is provided with a through groove.
8. The fan head swinging mechanism capable of accurately controlling the angle according to claim 2, wherein: the photoelectric sensor is characterized in that a transmitting end and a receiving end are respectively arranged on two sides of the groove of the photoelectric sensor, an infrared transmitting tube is arranged at the transmitting end, and an infrared receiving tube is arranged at the receiving end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920821674.6U CN210484152U (en) | 2019-06-03 | 2019-06-03 | Fan head swinging mechanism capable of accurately controlling angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920821674.6U CN210484152U (en) | 2019-06-03 | 2019-06-03 | Fan head swinging mechanism capable of accurately controlling angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210484152U true CN210484152U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920821674.6U Active CN210484152U (en) | 2019-06-03 | 2019-06-03 | Fan head swinging mechanism capable of accurately controlling angle |
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| CN (1) | CN210484152U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116114619A (en) * | 2023-02-22 | 2023-05-16 | 毛妈妈（苏州）电器科技有限公司 | Swing water blower with automatic head shaking function |
-
2019
- 2019-06-03 CN CN201920821674.6U patent/CN210484152U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116114619A (en) * | 2023-02-22 | 2023-05-16 | 毛妈妈（苏州）电器科技有限公司 | Swing water blower with automatic head shaking function |
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