CN204113714U - A kind of linkage structure of electric fan rotating shaft - Google Patents
A kind of linkage structure of electric fan rotating shaft Download PDFInfo
- Publication number
- CN204113714U CN204113714U CN201420416886.3U CN201420416886U CN204113714U CN 204113714 U CN204113714 U CN 204113714U CN 201420416886 U CN201420416886 U CN 201420416886U CN 204113714 U CN204113714 U CN 204113714U
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- Prior art keywords
- rotating shaft
- rotary sleeve
- electric fan
- linkage structure
- sleeve
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- 239000006071 cream Substances 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 5
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 2
- 241000883990 Flabellum Species 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 206010019345 Heat stroke Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a kind of linkage structure of electric fan rotating shaft, belongs to domestic electric appliance technical field.It solve the problem that existing electric fan rotating shaft cleaning is comparatively difficult.The linkage structure of this electric fan rotating shaft, electric fan comprises fan blade and support, support is fixed with connecting sleeve, rotating shaft is connected on fan blade, and linkage structure comprises rotary sleeve, and this rotary sleeve is rotatably connected in connecting sleeve, on rotary sleeve madial wall, circumference offers some guiding grooves, on the outer side wall of rotating shaft, circumference has some guide pads, and rotating shaft sliding plug, in rotary sleeve, is provided with in guide sleeve rotating shaft to be pressed on and presses spring in rotary sleeve.The linkage structure of this electric fan rotating shaft can make fan blade move relative to support, is convenient for cleaningly wound on foreign matter on rotating shaft and fan blade and adds lubricant oil.
Description
Technical field
the utility model belongs to domestic electric appliance technical field, relates to a kind of linkage structure of electric fan rotating shaft.
Background technique
electric fan is called for short electric fan, also referred to as fan, ventilating fan, be that one utilizes motoring flabellum to rotate, reach the household electric appliance making air accelerate circulation, be mainly used in cooling and heatstroke-eliminating and ventilating air, be widely used in family, office, shop, hospital and hotels and other places.Electric fan is primarily of parts compositions such as fan head, fan blade, guard and control gear.Fan head comprises motor, front and rear cover and wind pushing mechanism etc. of shaking the head.The critical piece of electric fan is Wechselstrommotor, and its working principle is that hot-wire coil is stressed and rotate in magnetic field, and electric energy conversion is mechanical energy, and simultaneously due to coil resistance, therefore inevitably some electric energy will be converted into heat energy.
as Chinese invention patent application (application number: 201310551528.3) disclose a kind of electric fan with Dual-blade, comprise electric fan motor, motor drive shaft, flabellum I and flabellum II, described flabellum I fixedly mounts on the motor by bevel gear I, motor drive shaft cover is set with outside described motor drive shaft, described flabellum II is arranged on motor drive shaft by bevel gear II and bearing and puts, described motor drive shaft cover is provided with by axle and bearing the bevel gear III engaged with bevel gear II, described motor axle sleeve is connected by the shell of elastic device with electric fan motor, the shell of described electric fan motor is provided with the electromagnet that can attract motor axle sleeve, when flabellum II works, described bevel gear III engages with bevel gear I, but the rotating shaft due to this electric fan is merely able to rotate relative to support, and fix time axial, therefore in long-time using process, as hair, the foreign matters such as lines are easily wound in rotating shaft, cleaning is difficulty comparatively.
Summary of the invention
there are the problems referred to above for existing technology in the utility model, proposes a kind of linkage structure of electric fan rotating shaft, and the linkage structure of this electric fan rotating shaft can make fan blade move relative to support, is convenient for cleaningly wound on foreign matter on rotating shaft and fan blade and adds lubricant oil.
the purpose of this utility model realizes by following technical proposal: a kind of linkage structure of electric fan rotating shaft, electric fan comprises fan blade and support, described support is fixed with the connecting sleeve of tubular, rotating shaft is connected on fan blade, it is characterized in that, described linkage structure comprises a rotary sleeve, this rotary sleeve is rotatably connected in connecting sleeve, and the relative connecting sleeve axial restraint of rotary sleeve, on described rotary sleeve madial wall, circumference offers some guiding grooves, and the length direction of guiding groove is axially consistent with rotary sleeve, on the outer side wall of described rotating shaft, circumference has some guide pads, described rotating shaft sliding plug is in rotary sleeve, and guide pad is slidably connected in guiding groove, be provided with in described guide sleeve rotating shaft to be pressed on and press spring in rotary sleeve.
support is used for fixing and supports fan blade, its inside has cavity, for installing other controlling componenies, rotating shaft is rotatably connected in connecting sleeve by rotary sleeve, namely fan blade is rotatably connected on support, because rotating shaft is connected on rotary sleeve by guide pad and guiding groove, therefore rotary sleeve and rotating shaft circumference are fixed, namely fan blade can rotate on connecting sleeve, and when needing clean rotating shaft or add lubricant oil to rotating shaft, manually pull fan blade, rotating shaft can move axially along rotary sleeve with guide pad, spring is pressed in guide pad compression, and when natural using state, under the effect of pressing spring, rotating shaft by axial compression in rotary sleeve, rotating shaft is avoided in use to occur axial float.
in the linkage structure of above-mentioned electric fan rotating shaft, the end wall of described guiding groove is fixed with limited post one along its length, described guide pad side is fixed with limited post two along guiding groove length direction, above-mentioned one end of pressing spring is set on limited post one, and the other end is set on limited post two.Namely when rotating shaft when pulled, the range of its movement is the distance between limited post one and limited post two, and limited post one and limited post two can lean, and avoid guide pad and guiding groove to occur hard collision.
in the linkage structure of above-mentioned electric fan rotating shaft, on described connecting sleeve inner circle wall, circumference offers two annular connecting grooves, the connecting groove being positioned at connecting sleeve opening end is connected with jump ring, circular baffle plate is connected with in another connecting groove, above-mentioned rotary sleeve is between jump ring and baffle plate, and one end end face of rotary sleeve is resisted against on jump ring side, the other end end face is resisted against on baffle plate side.Namely rotary sleeve carries out axial restraint by jump ring and baffle plate, and jump ring shell is dismantled, and is convenient to the dismounting of rotary sleeve.
in the linkage structure of above-mentioned electric fan rotating shaft, described baffle plate and connecting sleeve bottom surface form shoe cream room, and on described baffle plate, circumference offers some oil-through holes, and described rotary sleeve outer side wall is relative with oil-through hole with the gap between connecting sleeve madial wall.Shoe cream room is for storing lubricant oil, and lubricant oil can enter gap between rotary sleeve outer side wall and connecting sleeve madial wall by oil-through hole, rotates play lubrication to rotary sleeve.
in the linkage structure of above-mentioned electric fan rotating shaft, described fan blade has the joint of tubular, described joint has convex annular edge, and above-mentioned rotating shaft grafting is fixed in convex annular edge.Namely rotating shaft is fixed on joint by grafting.
in the linkage structure of above-mentioned electric fan rotating shaft, two relative cell walls of described guiding groove and the two relative side transition fit of guide pad.I.e. compact structure between guide pad and guiding groove, avoids occurring circumference collision in rotation process or occurring noise.
in the linkage structure of above-mentioned electric fan rotating shaft, described limited post one is all fixed with block rubber with the free end end of limited post two.When rotating shaft when pulled, limited post one and limited post two can collide, and block rubber can reduce impact collision and noise.
in the linkage structure of above-mentioned electric fan rotating shaft, described guiding groove has two, and two guiding grooves are symmetrical relative to rotary sleeve shaft axis.Namely the active force of countershaft is more even.
compared with prior art, the linkage structure of this electric fan rotating shaft has the following advantages:
1, because this car lug can lift car stopping rod or flexible slide bar according to turnover situation, therefore time saving and energy saving, use safe and convenient more.
, due to when car stopping rod is put down, fixing part is against cushion plate, cushion plate compresses damping spring and plays buffer function to car stopping rod, avoid hard collision, be all act on fixing part by cushion plate during bearing push-and-pull slide bar simultaneously, bearing can be avoided to produce the instantaneous of active force to fixing part and occur hard collision.
, only have the drive motor when the fixing part of slide bar is fixed on bearing to be energized due to this car lug, therefore, it is possible to make bearing move when avoiding car stopping rod to be lifted due to misoperation.
Accompanying drawing explanation
fig. 1 is the partial structurtes sectional view of this linkage structure.
fig. 2 is the schematic enlarged-scale view at A place in Fig. 1.
in figure, 1, support; 11, connecting sleeve; 12, connecting groove; 2, fan blade; 21, joint; 22, convex annular edge; 3, rotary sleeve; 31, guiding groove; 32, limited post one; 4, rotating shaft; 41, guide pad; 42, limited post two; 5, spring is pressed; 6, jump ring; 7, baffle plate; 71, oil-through hole; 8, shoe cream room; 9, block rubber.
Embodiment
be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
as Fig. 1, shown in Fig. 2, a kind of linkage structure of electric fan rotating shaft, electric fan comprises fan blade 2 and support 1, support 1 is fixed with the connecting sleeve 11 of tubular, rotating shaft 4 is connected on fan blade 2, linkage structure comprises a rotary sleeve 3, this rotary sleeve 3 is rotatably connected in connecting sleeve 11, and rotary sleeve 3 connecting sleeve 11 axial restraint relatively, on rotary sleeve 3 madial wall, circumference offers some guiding grooves 31, and the length direction of guiding groove 31 is axially consistent with rotary sleeve 3, on the outer side wall of rotating shaft 4, circumference has some guide pads 41, rotating shaft 4 sliding plug is in rotary sleeve 3, and guide pad 41 is slidably connected in guiding groove 31, be provided with in guide sleeve rotating shaft 4 to be pressed on and press spring 5 in rotary sleeve 3.Support 1 is for fixing and support fan blade 2, its inside has cavity, for installing other controlling componenies, rotating shaft 4 is rotatably connected in connecting sleeve 11 by rotary sleeve 3, namely fan blade 2 is rotatably connected on support 1, because rotating shaft 4 is connected on rotary sleeve 3 by guide pad 41 and guiding groove 31, therefore rotary sleeve 3 is fixing with rotating shaft 4 circumference, namely fan blade 2 can rotate on connecting sleeve 11, and when needing clean rotating shaft 4 or add lubricant oil to rotating shaft 4, manually pull fan blade 2, rotating shaft 4 can move axially along rotary sleeve 3 with guide pad 41, spring 5 is pressed in guide pad 41 compression, and when natural using state, under the effect of pressing spring 5, rotating shaft 4 by axial compression in rotary sleeve 3, rotating shaft 4 is avoided in use to occur axial float.
specifically, the end wall of guiding groove 31 is fixed with limited post 1 along its length, guide pad 41 side is fixed with limited post 2 42 along guiding groove 31 length direction, the one end of pressing spring 5 is set on limited post 1, the other end is set on limited post 2 42, namely when rotating shaft 4 when pulled, the range of its movement is the distance between limited post 1 and limited post 2 42, and limited post 1 and limited post 2 42 can lean, guide pad 41 and guiding groove 31 is avoided to occur hard collision.Limited post 1 is all fixed with block rubber 9 with the free end end of limited post 2 42, when rotating shaft 4 when pulled, limited post 1 and limited post 2 42 can collide, and block rubber 9 can reduce impact collision and noise.On connecting sleeve 11 inner circle wall, circumference offers two annular connecting grooves 12, the connecting groove 12 being positioned at connecting sleeve 11 opening end is connected with jump ring 6, circular baffle plate 7 is connected with in another connecting groove 12, rotary sleeve 3 is between jump ring 6 and baffle plate 7, and one end end face of rotary sleeve 3 is resisted against on jump ring 6 side, the other end end face is resisted against on baffle plate 7 side, and namely rotary sleeve 3 carries out axial restraint by jump ring 6 and baffle plate 7, jump ring 6 shell is dismantled, and is convenient to the dismounting of rotary sleeve 3.Baffle plate 7 and connecting sleeve 11 bottom surface form shoe cream room 8, on baffle plate 7, circumference offers some oil-through holes 71, gap between rotary sleeve 3 outer side wall with connecting sleeve 11 madial wall is relative with oil-through hole 71, shoe cream room 8 is for storing lubricant oil, lubricant oil can enter gap between rotary sleeve 3 outer side wall and connecting sleeve 11 madial wall by oil-through hole 71, rotates play lubrication to rotary sleeve 3.Fan blade 2 has the joint 21 of tubular, and joint 21 has convex annular along 22, and rotating shaft 4 grafting is fixed on convex annular along in 22, and namely rotating shaft 4 is fixed on joint 21 by grafting.Two relative cell walls of guiding groove 31 and the two relative side transition fit of guide pad 41, i.e. compact structure between guide pad 41 and guiding groove 31, avoids occurring circumference collision in rotation process or occurring noise.Guiding groove 31 has two, and two relative rotary sleeve 3 shaft axiss of guiding grooves 31 are symmetrical, and namely the active force of countershaft 4 is more even.
specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
although more employ the terms such as support 1, connecting sleeve 11, connecting groove 12 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (8)
1. the linkage structure of an electric fan rotating shaft, electric fan comprises fan blade (2) and support (1), described support (1) is fixed with the connecting sleeve (11) of tubular, rotating shaft (4) is connected on fan blade (2), it is characterized in that, described linkage structure comprises a rotary sleeve (3), this rotary sleeve (3) is rotatably connected in connecting sleeve (11), and rotary sleeve (3) connecting sleeve (11) axial restraint relatively, on described rotary sleeve (3) madial wall, circumference offers some guiding grooves (31), and the length direction of guiding groove (31) is axially consistent with rotary sleeve (3), on the outer side wall of described rotating shaft (4), circumference has some guide pads (41), described rotating shaft (4) sliding plug is in rotary sleeve (3), and guide pad (41) is slidably connected in guiding groove (31), be provided with in described guide sleeve rotating shaft (4) to be pressed on and press spring (5) in rotary sleeve (3).
2. the linkage structure of electric fan rotating shaft according to claim 1, it is characterized in that, the end wall of described guiding groove (31) is fixed with along its length limited post one (32), described guide pad (41) side is fixed with limited post two (42) along guiding groove (31) length direction, above-mentioned one end of pressing spring (5) is set on limited post one (32), and the other end is set on limited post two (42).
3. the linkage structure of electric fan rotating shaft according to claim 2, it is characterized in that, on described connecting sleeve (11) inner circle wall, circumference offers two annular connecting grooves (12), the connecting groove (12) being positioned at connecting sleeve (11) opening end is connected with jump ring (6), circular baffle plate (7) is connected with in another connecting groove (12), above-mentioned rotary sleeve (3) is positioned between jump ring (6) and baffle plate (7), and one end end face of rotary sleeve (3) is resisted against on jump ring (6) side, the other end end face is resisted against on baffle plate (7) side.
4. the linkage structure of electric fan rotating shaft according to claim 3, it is characterized in that, described baffle plate (7) and connecting sleeve (11) bottom surface form shoe cream room (8), the upper circumference of described baffle plate (7) offers some oil-through holes (71), and the gap between described rotary sleeve (3) outer side wall with connecting sleeve (11) madial wall is relative with oil-through hole (71).
5. the linkage structure of the electric fan rotating shaft according to claim 3 or 4, it is characterized in that, described fan blade (2) has the joint (21) of tubular, described joint (21) has convex annular along (22), and above-mentioned rotating shaft (4) grafting is fixed on convex annular in (22).
6. the linkage structure of electric fan rotating shaft according to claim 5, is characterized in that, two relative cell walls of described guiding groove (31) and the two relative side transition fit of guide pad (41).
7. the linkage structure of electric fan rotating shaft according to claim 6, is characterized in that, described limited post one (32) is all fixed with block rubber (9) with the free end end of limited post two (42).
8. the linkage structure of electric fan rotating shaft according to claim 7, is characterized in that, described guiding groove (31) has two, and two relative rotary sleeve (3) shaft axiss of guiding grooves (31) are symmetrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420416886.3U CN204113714U (en) | 2014-07-25 | 2014-07-25 | A kind of linkage structure of electric fan rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420416886.3U CN204113714U (en) | 2014-07-25 | 2014-07-25 | A kind of linkage structure of electric fan rotating shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204113714U true CN204113714U (en) | 2015-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420416886.3U Expired - Fee Related CN204113714U (en) | 2014-07-25 | 2014-07-25 | A kind of linkage structure of electric fan rotating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204113714U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937502A (en) * | 2016-06-24 | 2016-09-14 | 张家港市众鑫风机有限公司 | Threaded rod type draught fan |
| CN114142655A (en) * | 2021-11-05 | 2022-03-04 | 张敏 | Single-phase asynchronous motor |
-
2014
- 2014-07-25 CN CN201420416886.3U patent/CN204113714U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937502A (en) * | 2016-06-24 | 2016-09-14 | 张家港市众鑫风机有限公司 | Threaded rod type draught fan |
| CN114142655A (en) * | 2021-11-05 | 2022-03-04 | 张敏 | Single-phase asynchronous motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Heliao Inventor before: Xu Huan |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151222 Address after: The wild goose Guangxing Industrial Park Road, Huangpu town, Zhongshan City, Guangdong province 528429 Patentee after: Zhongshan baishite Electrical Appliance Co. Ltd. Address before: 318001 Taizhou District, Zhejiang, Jiaojiang District Road No. 306 Patentee before: Xu Huan |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20160725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |