CN203201838U - Electric fan capable of turning head at 360 degrees - Google Patents
Electric fan capable of turning head at 360 degrees Download PDFInfo
- Publication number
- CN203201838U CN203201838U CN 201320166435 CN201320166435U CN203201838U CN 203201838 U CN203201838 U CN 203201838U CN 201320166435 CN201320166435 CN 201320166435 CN 201320166435 U CN201320166435 U CN 201320166435U CN 203201838 U CN203201838 U CN 203201838U
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- Prior art keywords
- fan
- vertical rod
- detection device
- electric machine
- reversible electric
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- 230000002441 reversible effect Effects 0.000 claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 230000001360 synchronised effect Effects 0.000 claims description 15
- 241000883990 Flabellum Species 0.000 claims description 12
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000006698 induction Effects 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
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Abstract
The utility model discloses an electric fan capable of turning the head at 360 degrees. The electric fan comprises a pedestal, a vertical rod box and a rotatable fan component, wherein the vertical rod box is connected to the pedestal; the rotatable fan component is arranged on the top of the vertical rod box; the electric fan is characterized in that a reversible motor, a speed reduction device and a rotating shaft are arranged in the vertical rod box; an output shaft of the reversible motor is connected with an input end of the rotating shaft through the speed reduction device; an output end of the rotating shaft is connected with the fan component through a connecting piece; a detection device capable of detecting the rotation angle of the fan component is also arranged in the vertical rod box; the reversible motor is provided with a control end; an output end of the detection device is connected with a control end of the reversible motor; and the detection device controls the reversible motor to reversely rotate to be restored to an origin in a shut-down or power-off state of the fan component. According to the electric fan, the fan head can continuously revolve so as to be restored to the origin through the reversible motor under the condition of shut-down or abrupt power-off during head turning of the fan, and the situation that the fan is positioned at the initial origin position each time when the fan is turned on is guaranteed.
Description
Technical field
The utility model relates to a kind of electric fan, particularly a kind of electric fan of energy 360 degree rotary heads.
Background technique
At present, common electrical fan majority can only be realized the rotation of fan in limited scope, mostly be oscillating in horizontal plane usually, human body is in local wind-receiving face, and it is inhomogeneous to dry, and can't reach whole cool effect, and, make human body sensory uncomfortable behind the long-time local wind-engaging.In the prior art, be a kind of electric fan the Chinese utility model patent " electric fan oscillating device " of ZL200820168986.3 discloses as the patent No., this electric fan comprises motor, the U-shaped frame, connecting head, the be rotationally connected upper end of U-shaped frame of motor, it is characterized in that: also comprise synchronous machine, upper pendulum bar, last connecting rod, following synchronous machine, lower pendulum bar, lower link and axes sleeve, last synchronous machine is fixed on motor rear end, fixedly connected upper pendulum bar one end of the rotating shaft of last synchronous machine, the upper pendulum bar the other end are rotationally connected and go up small end, and last connecting rod lower end is rotatably connected on the U-shaped frame; Following synchronous machine is fixed in the connecting head, fixedly connected lower pendulum bar one end of following synchronous machine rotating shaft, the lower pendulum bar the other end lower link rear end that is rotationally connected, the lower link front end inclined to one side post on the axle sleeve that is rotationally connected, the rotating shaft of the fixedly connected U-shaped frame of axle sleeve lower end.Electric fan in this patent can be realized the swing of electric fan head in the several angle scope, but can't realize that the electric fan head rotates in 360 degree scopes at any angle, makes the blowing effect of electric fan be subjected to certain limitation.
In order to solve the problem that exists in the above-mentioned patent, and for example the patent No. is that the Chinese utility model patent " a kind of table fan that can revolve three-sixth turn " of ZL200920224942.2 discloses a kind of like this structure, it comprises base, fan electromotor, combination of fans, the base top is provided with the wind direction motor with the base one, the output shaft of wind direction motor is fixed on the fan electromotor, and the fan electromotor power line is drawn in the wind direction motor shaft and is connected with the general power line by the slip ring electrode; The output shaft of slip ring electrode, wind direction motor, power line all place one with the fixing containment vessel of wind direction motor in.So the electric fan of this patent is after connecting power supply, the wind direction motor rotates and drives fan electromotor, combination of fans is rotated synchronously, thereby can be realized revolving three-sixth turn.But, another problem that this patent exists is, this electric fan that rotates in can 360 degree scopes, though can realize rotating at any angle, but can't realize automatically reseting, if electric fan forwards the shutdown suddenly of certain angle or outage to, then fan head just can only keep the current state of shaking the head always, open next time or switch on after also can't reset to initial point.Therefore, above-mentioned patent awaits to do further improvement.
Summary of the invention
Technical problem to be solved in the utility model is the 360 degree rotary heads of a kind of energy are provided at above-mentioned prior art present situation and can automatically reset to the electric fan of initial point.
The utility model solves the problems of the technologies described above the technological scheme that adopts: a kind of electric fan of energy 360 degree rotary heads, include base, be connected vertical rod case and the rotating fan component that is arranged at described vertical rod box top on the described base, it is characterized in that: be provided with reversible electric machine in the described vertical rod case, speed reducer and rotating shaft, the output shaft of described reversible electric machine links to each other with the input end of described rotating shaft through described speed reducer, the output terminal of described rotating shaft links to each other with described fan component through a connecting piece, also be provided with the detection device that can detect described fan component rotation angle in the described vertical rod case, described reversible electric machine has a control end, the output terminal of described detection device links to each other with the control end of described reversible electric machine, and the described reversible electric machine counterrotating of control under described fan component shutdown or off-position of this detection device is reset to initial point.
As preferably, described detection device is a photo coupler, and this detection device is fixedly set in a side of described speed reducer.
As further preferred, described speed reducer includes driving gear and driven gear, described driving gear is sheathed on the output shaft of described reversible electric machine, described driven gear is meshed with described driving gear, also is provided with the angle induction device that may cooperate with described detection device on the gear shaft of described driven gear.
As preferably, described fan component includes casing, flabellum, fan housing, fan electromotor, synchronous machine and transmission arm, and described flabellum, fan electromotor, synchronous machine and transmission arm all are placed in the described casing; Described flabellum fixed cover is located on the motor shaft of described fan electromotor, described flabellum motor shaft around this fan electromotor under the driving of described fan electromotor rotates, described vertical rod box top also is provided with the joint that is hinged and connected with described casing, and the output terminal of described synchronous machine links to each other with described casing through described transmission arm.
Compared with prior art, advantage of the present utility model is: set up reversible electric machine and detection device, under the situation that makes fan in the rotary head process, shut down or cut off the power supply suddenly, can control reversible electric machine drive fan head continuation revolution and reset to initial point, guarantee that electric fan all is positioned at initial origin position at every turn when starting, make things convenient for the user operation, take in and move, make that also the control of fan is more flexible and intelligent.
Description of drawings
Fig. 1 is the utility model embodiment's overall structure schematic representation.
Fig. 2 is one of partial exploded view of the utility model embodiment.
Fig. 3 be the utility model embodiment partial exploded view two.
Fig. 4 be the utility model embodiment partial exploded view three.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
As Fig. 1～shown in Figure 4, present embodiment discloses a kind of electric fan of energy 360 degree rotary heads, this electric fan includes base 1, be connected the vertical rod case 2 on the base 1 and be arranged at the rotating fan component 3 at vertical rod case 2 tops, wherein, structure and the prior art constructions of fan component 3 are similar, this fan component 3 includes casing 31, flabellum (not shown), fan housing 32, fan electromotor 33, synchronous machine 34 and transmission arm 35, and flabellum, fan electromotor 33, synchronous machine 34 and transmission arm 35 all are placed in the casing 31; The flabellum fixed cover is located on the motor shaft 331 of fan electromotor 33, and flabellum can rotate by the motor shaft 331 around this fan electromotor 33 under the driving of fan electromotor 33;
Wherein, detection device 7 is fixedly set in a side of speed reducer, speed reducer includes driving gear 81 and driven gear 82, driving gear 81 is sheathed on the output shaft of reversible electric machine 4, driven gear 82 is meshed with driving gear 81, also is provided with the angle induction device 821 that may cooperate with detection device 7 on the gear shaft of driven gear 82.
After the fan start of present embodiment, start by second gear, 1.5 change one grade of work over to after second, by the control knob dish 22 of the wind speed regulated on the vertical rod case 2, whenever press once, promote one grade of rotating speed, enter the natural wind pattern at last, finish once circulation, continue again to press the wind speed button, come back to one grade.
Present embodiment is by detection device 7(photo coupler) detected signal feed back is to chip, controls the running of reversible electric machine 4 then, and after non-origin position shutdown, 4 work of chip controls reversible electric machine continue with counterclockwise to initial point as fan head swinging; As fan when shaking the head work, because of after loss of power quits work, when external power is powered again, reversible electric machine 4 control fan head swingings, and automatically reseting to the initial point standby.
Claims (4)
1. the electric fan of an energy 360 degree rotary heads, include base, be connected vertical rod case and the rotating fan component that is arranged at described vertical rod box top on the described base, it is characterized in that: be provided with reversible electric machine in the described vertical rod case, speed reducer and rotating shaft, the output shaft of described reversible electric machine links to each other with the input end of described rotating shaft through described speed reducer, the output terminal of described rotating shaft links to each other with described fan component through a connecting piece, also be provided with the detection device that can detect described fan component rotation angle in the described vertical rod case, described reversible electric machine has a control end, the output terminal of described detection device links to each other with the control end of described reversible electric machine, and the described reversible electric machine counterrotating of control under described fan component shutdown or off-position of this detection device is reset to initial point.
2. energy 360 according to claim 1 is spent the electric fan of rotary heads, and it is characterized in that: described detection device is a photo coupler, and this detection device is fixedly set in a side of described speed reducer.
3. energy 360 according to claim 2 is spent the electric fan of rotary heads, it is characterized in that: described speed reducer includes driving gear and driven gear, described driving gear is sheathed on the output shaft of described reversible electric machine, described driven gear is meshed with described driving gear, also is provided with the angle induction device that may cooperate with described detection device on the gear shaft of described driven gear.
4. energy 360 according to claim 1 is spent the electric fan of rotary heads, it is characterized in that: described fan component includes casing, flabellum, fan housing, fan electromotor, synchronous machine and transmission arm, and described flabellum, fan electromotor, synchronous machine and transmission arm all are placed in the described casing; Described flabellum fixed cover is located on the motor shaft of described fan electromotor, described flabellum motor shaft around this fan electromotor under the driving of described fan electromotor rotates, described vertical rod box top also is provided with the joint that is hinged and connected with described casing, and the output terminal of described synchronous machine links to each other with described casing through described transmission arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320166435 CN203201838U (en) | 2013-04-03 | 2013-04-03 | Electric fan capable of turning head at 360 degrees |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320166435 CN203201838U (en) | 2013-04-03 | 2013-04-03 | Electric fan capable of turning head at 360 degrees |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203201838U true CN203201838U (en) | 2013-09-18 |
Family
ID=49145949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320166435 Expired - Fee Related CN203201838U (en) | 2013-04-03 | 2013-04-03 | Electric fan capable of turning head at 360 degrees |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203201838U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736427A (en) * | 2015-09-02 | 2016-07-06 | 广东美的环境电器制造有限公司 | Fan heads and household appliances |
| CN107762939A (en) * | 2017-10-17 | 2018-03-06 | 席光凤 | A kind of adjustable A seating fan of wind direction |
| CN109004553A (en) * | 2018-07-25 | 2018-12-14 | 国网山东省电力公司济南市历城区供电公司 | A kind of power distribution cabinet radiator fan |
| CN110033722A (en) * | 2019-04-19 | 2019-07-19 | 梁永明 | One kind being exclusively used in suppressible advertising equipment in hotel bathroom |
| WO2019169927A1 (en) * | 2018-03-05 | 2019-09-12 | 广东美的环境电器制造有限公司 | Reset assembly, fan head assembly, and fan |
-
2013
- 2013-04-03 CN CN 201320166435 patent/CN203201838U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736427A (en) * | 2015-09-02 | 2016-07-06 | 广东美的环境电器制造有限公司 | Fan heads and household appliances |
| CN105736427B (en) * | 2015-09-02 | 2019-04-30 | 广东美的环境电器制造有限公司 | Fan head and household appliance |
| CN107762939A (en) * | 2017-10-17 | 2018-03-06 | 席光凤 | A kind of adjustable A seating fan of wind direction |
| WO2019169927A1 (en) * | 2018-03-05 | 2019-09-12 | 广东美的环境电器制造有限公司 | Reset assembly, fan head assembly, and fan |
| CN109004553A (en) * | 2018-07-25 | 2018-12-14 | 国网山东省电力公司济南市历城区供电公司 | A kind of power distribution cabinet radiator fan |
| CN110033722A (en) * | 2019-04-19 | 2019-07-19 | 梁永明 | One kind being exclusively used in suppressible advertising equipment in hotel bathroom |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130918 Termination date: 20210403 |