CN102720682A - The head-swinging apparatus of a fan and the fan - Google Patents
The head-swinging apparatus of a fan and the fan Download PDFInfo
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- CN102720682A CN102720682A CN2011100784744A CN201110078474A CN102720682A CN 102720682 A CN102720682 A CN 102720682A CN 2011100784744 A CN2011100784744 A CN 2011100784744A CN 201110078474 A CN201110078474 A CN 201110078474A CN 102720682 A CN102720682 A CN 102720682A
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- gear
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- back segment
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- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 6
- 241000883990 Flabellum Species 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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Abstract
The invention provides a head-swinging apparatus of a fan and the fan. The head-swinging apparatus comprises a first gear (212) and a second gear (214) which are both arc-shaped gears and meshed with each other. The first gear (212) is installed on the end of a rear portion (210) of a main shaft of a motor (206). One end of a connecting rod (216) is mounted on the eccentricity area of the end face of the second gear (214) while the other end is mounted on a fixed support (220). The head-swinging apparatus provided in the invention has a simple structure and reduces the cost of manufacture.
Description
Technical field
The present invention relates to the head-shaking device and the fan of fan.
Background technique
Known a kind of fan, as shown in Figure 5, it comprises flabellum 102, drives motor 106 and head-shaking device that flabellum 102 rotates.Head-shaking device comprises and connects worm screw 112, worm gear 114, small gear 116, gearwheel 118, connecting rod 120 and fixed support 124 etc. successively.Wherein, motor 106 is fixed on base 122 grades through fixing running shaft 108.As shown in Figure 5, the main shaft leading portion 104 of motor 106 is equipped with flabellum 102 to drive flabellum 102 rotations, is processed with worm screw 112 integratedly on the main shaft back segment 110 of motor 106.This worm screw 112 and worm gear 114 contact matching are with transferring power.Worm gear 114 is coaxial with small gear 116, and drives this small gear 116 and rotate together.Small gear 116 intermeshes with gearwheel 118, and drives gearwheel 118 rotations.Above worm gear 114, small gear 116 and gearwheel 118 all are contained in the independent casing (also claiming the tooth case).In addition, the end face eccentric part of gearwheel 118 is connected with connecting rod 120, is fixed in formation slotted link mechanism on the fixed support 124 thereby connecting rod 120 is the other ends.Wherein, fixed support 124 is with respect to base 122 and fixing running shaft 108 transfixions.
In this existing fan, draw power by the main shaft leading portion 104 and the main shaft back segment 110 of motor 106, slow down driving pinion 116 through worm screw 112 and worm gear 114.Gearwheel 118 serves as the connecting rod of double rocker mechanism.When motor 106 rotated, worm screw 112 will drive worm gear 114 and rotate.And the small gear 116 on the worm gear 114 also can follow worm gear 114 together to rotate simultaneously.So small gear 116 rotates and drives gearwheel 118 and rotates.Then, gearwheel rotates with regard to drivening rod 120.Because connecting rod 120 1 ends are fixed on the fixed support 124, fixed support 124 is motionless, so the tooth case will be around fixedly running shaft 108 swings.And tooth case and motor 106 are fixed together, and motor 106 also can be with the tooth case around 108 swings of fixing running shaft, thereby realize shaking the head of fan.Existing fan head swinging device power transmission is through main shaft back segment 110, worm screw 112, worm gear 114, small gear 116, gearwheel 118 and connecting rod 120, and its structure is comparatively complicated, and transmission efficiency is lower.
Summary of the invention
The technical problem that head-shaking device structure comparatively complicated, transmission efficiency lower of the present invention for solving existing fan provides a kind of fan, and its head-shaking device is simple in structure, can reduce manufacture cost.
The present invention solves the problems of the technologies described above and adopts following technological scheme.
The head-shaking device of fan, said fan comprises motor and base, said head-shaking device and said motor can joltily be supported on the said base; Said motor has the main shaft back segment, and said head-shaking device comprises connecting rod and fixed support, wherein; Said head-shaking device also comprises first gear and second gear; Said first gear is located at the end of the said main shaft back segment of said motor, said first gear and said second gear engagement, and an end of said connecting rod is fixed on the end face eccentric part of said second gear; The other end of said connecting rod is fixed on the said fixed support, and said first gear and said second gear are arc gear wheel.
As the optimal technical scheme of invention, in the head-shaking device of above-mentioned fan, the said first gear one is located at the end of the said main shaft back segment of said motor.
As the optimal technical scheme of invention, in the head-shaking device of above-mentioned fan, said first gear has the arc tooth of end that one is located at the said main shaft back segment of said motor.
As the optimal technical scheme of invention, in the head-shaking device of above-mentioned fan, the axis of the main shaft back segment of said motor and the axis antarafacial of said second gear, and the axis in the vertical direction of the main shaft back segment of said motor is lower than the axis of said second gear.
As the optimal technical scheme of invention, in the head-shaking device of above-mentioned fan, the distance of the axis in the vertical direction of the main shaft back segment of said motor and the axis of said second gear is half of the diameter of axle of the main shaft back segment of said motor.
The present invention also provides a kind of fan, and it comprises motor, base and head-shaking device, and said head-shaking device and said motor can joltily be supported on the said base; Said motor has the main shaft back segment, and said head-shaking device comprises connecting rod and fixed support, wherein; Said head-shaking device also comprises first gear and second gear; Said first gear is located at the end of the said main shaft back segment of said motor, said first gear and said second gear engagement, and an end of said connecting rod is fixed on the end face eccentric part of said second gear; The other end of said connecting rod is fixed on the said fixed support, and said first gear and said second gear are arc gear wheel.
As the optimal technical scheme of invention, in above-mentioned fan, the said first gear one is located at the end of the said main shaft back segment of said motor.
As the optimal technical scheme of invention, in above-mentioned fan, said first gear has the arc tooth of end that one is located at the said main shaft back segment of said motor.
As the optimal technical scheme of invention, in above-mentioned fan, the axis of the main shaft back segment of said motor and the axis antarafacial of said second gear, and the axis in the vertical direction of the main shaft back segment of said motor is lower than the axis of said second gear.
As the optimal technical scheme of invention, in above-mentioned fan, the distance of the axis in the vertical direction of the main shaft back segment of said motor and the axis of said second gear is half of the diameter of axle of the main shaft back segment of said motor.
Compare with traditional head-shaking device, the head-shaking device of fan of the present invention has saved worm gear and small gear at least, and is simple in structure, can reduce manufacture cost and dwindle the fan volume, and improve machinery driving efficiency.And the head-shaking device of fan of the present invention adopts the stable arc gear wheel of transmission, and noise was lower when it shook.
In conjunction with the drawings, to the detailed description of specific embodiment of the present invention, can further understand other advantage of the present invention, characteristic and aspect below reading.
Description of drawings
Fig. 1 is the schematic diagram of mechanism of the head-shaking device of fan according to an embodiment of the invention;
Fig. 2 is first gear of the head-shaking device of demonstration fan according to an embodiment of the invention and the sketch of second gear engagement;
Fig. 3 is the signal partial perspective view of first gear of the head-shaking device of demonstration fan according to an embodiment of the invention;
Fig. 4 is the schematic isometric of second gear of the head-shaking device of demonstration fan according to an embodiment of the invention;
Fig. 5 is the schematic diagram of mechanism of the head-shaking device of existing technology fan.
Embodiment
Clearer for technical problem, technological scheme and beneficial effect that the present invention is solved, below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Specific embodiments of the invention is elaborated with reference to the accompanying drawings.Among this paper, same reference numerals is represented the same composition part.
Fig. 1 to Fig. 4 illustrates the head-shaking device of fan according to an embodiment of the invention.Wherein, Said fan comprises motor 206 and base 218, and said head-shaking device and said motor 206 can joltily be supported on the said base 218, and said motor 206 has main shaft back segment 210; Said head-shaking device comprises connecting rod 216 and fixed support 220; Wherein, said head-shaking device also comprises first gear 212 and second gear 214, and said first gear 212 is located at the end of the said main shaft back segment 210 of said motor 206; Said first gear 212 and 214 engagements of said second gear; One end of said connecting rod 216 is fixed on the end face eccentric part of said second gear 214, and the other end of said connecting rod 216 is fixed on the said fixed support 220, and said first gear 212 is arc gear wheel with said second gear 214.
Said motor 206 also has main shaft leading portion 204.Flabellum 202 is equipped with in main shaft leading portion 204 ends.Fixedly running shaft 208 is installed on the base 218.Said motor 206 can be around fixedly running shaft 208 rotations with said head-shaking device.These structures can be selected existing technology for use.
With reference to Fig. 3, said first gear, 212 one are located at the end of the said main shaft back segment 210 of said motor 206.Particularly, said first gear 212 has 2 arc teeth 2122,2124 (termination arc tooth) of end that one is located at the said main shaft back segment 210 of said motor 206.With reference to Fig. 4, second gear 214 has arc tooth 2140.Space power is transmitted in arc tooth 2122,2124 and 2140 engagements of arc tooth.For example, arc gear wheel (comprising arc cylindrical gear) can adopt one Chinese patent application CN200810021227, the disclosed technology of CN89208005.1 to make.
Wherein, the axis antarafacial of the axis of the main shaft back segment 210 of said motor 206 and said second gear 214, and the axis of the main shaft back segment 210 of said motor 206 is lower than the axis of said second gear 214 on vertical direction Y.Wherein, fixedly running shaft 208 Y setting vertically.As shown in Figure 2, when the main shaft back segment 210 of motor 206 was drawn power, first gear 212 was along sense of rotation A rotation, and then drove second gear 214 and rotate along sense of rotation B.Wherein, preferably, the axis of the main shaft back segment 210 of said motor 206 is the diameter of axle half the of the main shaft back segment 210 of said motor 206 with the distance of the axis of said second gear 214 on vertical direction Y.Specifically as shown in the figure, the axis of the main shaft back segment 210 of said motor 206 differs H in the distance of the axis of the above second gear 214 of vertical direction Y.Wherein, the diameter of axle of the main shaft back segment 210 of H value and said motor 206 has direct relation, generally gets about 1/2 of the diameter of axle, and main like this is for better transmission.
According to a further aspect in the invention, a kind of fan also is provided.This fan comprises above-mentioned head-shaking device.Promptly; Said head-shaking device also comprises first gear 212 and second gear 214; Said first gear 212 is located at the end of the said main shaft back segment 210 of said motor 206, said first gear 212 and 214 engagements of said second gear, and an end of said connecting rod 216 is fixed on the end face eccentric part of said second gear 214; The other end of said connecting rod 216 is fixed on the said fixed support 220, and said first gear 212 is arc gear wheel with said second gear 214.Particularly, said first gear 212 has the arc tooth 2122,2124 of end that one is located at the said main shaft back segment 210 of said motor 206.
The head-shaking device of fan of the present invention has been removed small gear and worm gear, and changes the profile of tooth of gearwheel into the arc tooth by original straight-tooth or helical teeth, changes the worm screw of main shaft back segment the arc tooth of axle head into, is complementary with the arc tooth of second gear.
When the head-shaking device of fan of the present invention is operated, draw power, slow down through intermeshing first gear 212 and second gear 214 by the main shaft leading portion 204 and the main shaft back segment 210 of motor 206.When motor 206 rotated, first gear, 212 rotations of main shaft back segment 210 ends were located in 210 rotations of main shaft back segment integratedly, drive second gear 214 and together rotate.Then, second gear 214 rotates with regard to drivening rod 216.Because connecting rod 216 1 ends are fixed on the fixed support 220, fixed support 220 is motionless, so first gear 212, second gear 214, motor 206 can be around fixedly running shaft 208 swings, thus the shaking the head of realization fan.
Wherein, second gear 214 can be contained in the tooth case.At this moment, if motor 206 rotates, axle head first gear 212 of main shaft back segment 210 drives second gear 214 and rotates, and second gear, 214 drivening rods 216 rotate, and connecting rod 216 1 ends are fixed on the fixed support 220; Fixed support 220 is motionless, and the tooth case will be swung, and drives motor 206 swings, thereby realizes the effect of shaking the head.
Compare with traditional head-shaking device, the head-shaking device of fan of the present invention has saved worm gear and small gear at least, and is simple in structure, can reduce manufacture cost, and improves machinery driving efficiency.And the head-shaking device of fan of the present invention adopts the stable arc gear wheel of transmission, and noise was lower when it shook.
Those skilled in the art know easily; The above is merely preferred embodiment of the present invention; Not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, be equal to and replace and improvement etc., all should be included within protection scope of the present invention.Protection scope of the present invention is confirmed by claims.
Claims (10)
1. the head-shaking device of fan; Said fan comprises motor (206) and base (218); Said head-shaking device and said motor (206) can joltily be supported on the said base (218); Said motor (206) has main shaft back segment (210), and said head-shaking device comprises connecting rod (216) and fixed support (220), it is characterized in that; Said head-shaking device also comprises first gear (212) and second gear (214); Said first gear (212) is located at the end of the said main shaft back segment (210) of said motor (206), said first gear (212) and said second gear (214) engagement, and an end of said connecting rod (216) is fixed on the end face eccentric part of said second gear (214); The other end of said connecting rod (216) is fixed on the said fixed support (220), and said first gear (212) and said second gear (214) are arc gear wheel.
2. the head-shaking device of fan according to claim 1 is characterized in that, said first gear (212) one is located at the end of the said main shaft back segment (210) of said motor (206).
3. the head-shaking device of fan according to claim 2 is characterized in that, said first gear (212) has the arc tooth (2122,2124) of end that one is located at the said main shaft back segment (210) of said motor (206).
4. the head-shaking device of fan according to claim 3; It is characterized in that; The axis of the main shaft back segment (210) of said motor (206) and the axis antarafacial of said second gear (214), and the axis of the main shaft back segment (210) of said motor (206) is lower than the axis of said second gear (214) on vertical direction (Y).
5. the head-shaking device of fan according to claim 4; It is characterized in that the axis of the main shaft back segment (210) of said motor (206) is gone up the diameter of axle half that distance with the axis of said second gear (214) is the main shaft back segment (210) of said motor (206) at vertical direction (Y).
6. fan; Comprise motor (206), base (218) and head-shaking device; Said head-shaking device and said motor (206) can joltily be supported on the said base (218); Said motor (206) has main shaft back segment (210), and said head-shaking device comprises connecting rod (216) and fixed support (220), it is characterized in that; Said head-shaking device also comprises first gear (212) and second gear (214); Said first gear (212) is located at the end of the said main shaft back segment (210) of said motor (206), said first gear (212) and said second gear (214) engagement, and an end of said connecting rod (216) is fixed on the end face eccentric part of said second gear (214); The other end of said connecting rod (216) is fixed on the said fixed support (220), and said first gear (212) and said second gear (214) are arc gear wheel.
7. fan according to claim 6 is characterized in that, said first gear (212) one is located at the end of the said main shaft back segment (210) of said motor (206).
8. fan according to claim 7 is characterized in that, said first gear (212) has the arc tooth (2122,2124) of end that one is located at the said main shaft back segment (210) of said motor (206).
9. fan according to claim 8; It is characterized in that; The axis of the main shaft back segment (210) of said motor (206) and the axis antarafacial of said second gear (214), and the axis of the main shaft back segment (210) of said motor (206) is lower than the axis of said second gear (214) on vertical direction (Y).
10. fan according to claim 9; It is characterized in that the axis of the main shaft back segment (210) of said motor (206) is gone up the diameter of axle half that distance with the axis of said second gear (214) is the main shaft back segment (210) of said motor (206) at vertical direction (Y).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110078474.4A CN102720682B (en) | 2011-03-30 | 2011-03-30 | The head-shaking device of fan and fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110078474.4A CN102720682B (en) | 2011-03-30 | 2011-03-30 | The head-shaking device of fan and fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102720682A true CN102720682A (en) | 2012-10-10 |
| CN102720682B CN102720682B (en) | 2016-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110078474.4A Expired - Fee Related CN102720682B (en) | 2011-03-30 | 2011-03-30 | The head-shaking device of fan and fan |
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| Country | Link |
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| CN (1) | CN102720682B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112002609A (en) * | 2020-07-10 | 2020-11-27 | 河北工业大学 | High-voltage direct-current relay device with heat dissipation structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2212671A1 (en) * | 1972-03-16 | 1973-09-27 | Ts Ni Skij Awtomobilnij Awtomo | CIRCULAR BEVEL GEAR TRANSMISSION |
| US6533548B1 (en) * | 2000-09-11 | 2003-03-18 | Li-Yen Wang Lin | Multi-functional electric fan |
| CN101225878A (en) * | 2007-01-19 | 2008-07-23 | 西北工业大学 | Arc tooth surface gear pair and method of processing the same |
| CN201170200Y (en) * | 2008-01-09 | 2008-12-24 | 刘保富 | Swinging mechanism of industrial fan |
| CN101936299A (en) * | 2010-09-27 | 2011-01-05 | 广东金莱特电器股份有限公司 | Fan with internal head shaking device |
| CN101956785A (en) * | 2010-09-28 | 2011-01-26 | 重庆渝南科技发展有限责任公司 | Zero arc-tooth bevel gear of farming speed reducer and processing method |
-
2011
- 2011-03-30 CN CN201110078474.4A patent/CN102720682B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2212671A1 (en) * | 1972-03-16 | 1973-09-27 | Ts Ni Skij Awtomobilnij Awtomo | CIRCULAR BEVEL GEAR TRANSMISSION |
| US6533548B1 (en) * | 2000-09-11 | 2003-03-18 | Li-Yen Wang Lin | Multi-functional electric fan |
| CN101225878A (en) * | 2007-01-19 | 2008-07-23 | 西北工业大学 | Arc tooth surface gear pair and method of processing the same |
| CN201170200Y (en) * | 2008-01-09 | 2008-12-24 | 刘保富 | Swinging mechanism of industrial fan |
| CN101936299A (en) * | 2010-09-27 | 2011-01-05 | 广东金莱特电器股份有限公司 | Fan with internal head shaking device |
| CN101956785A (en) * | 2010-09-28 | 2011-01-26 | 重庆渝南科技发展有限责任公司 | Zero arc-tooth bevel gear of farming speed reducer and processing method |
Non-Patent Citations (2)
| Title |
|---|
| 方宗德等: "弧线齿面齿轮的齿面设计与加工", 《航空动力学报》, vol. 25, no. 1, 31 January 2010 (2010-01-31), pages 224 - 227 * |
| 苏进展等: "弧线齿面齿轮齿面接触分析", 《航空学报》, vol. 32, no. 3, 25 March 2011 (2011-03-25), pages 546 - 549 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112002609A (en) * | 2020-07-10 | 2020-11-27 | 河北工业大学 | High-voltage direct-current relay device with heat dissipation structure |
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| Publication number | Publication date |
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| CN102720682B (en) | 2016-01-13 |
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Granted publication date: 20160113 |