CN205956038U - Electric fan with hall element - Google Patents
Electric fan with hall element Download PDFInfo
- Publication number
- CN205956038U CN205956038U CN201620536857.XU CN201620536857U CN205956038U CN 205956038 U CN205956038 U CN 205956038U CN 201620536857 U CN201620536857 U CN 201620536857U CN 205956038 U CN205956038 U CN 205956038U
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- CN
- China
- Prior art keywords
- swing
- side wall
- swing span
- gear
- hall element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses an electric fan with hall element, include base, bracing piece, fan main body and establish the upper and lower swing mechanism between bracing piece and fan main body, swing mechanism is including half open oscillating mast, reversible motor, gear train and swing span from top to bottom, oscillating mast includes bottom plate and the first side wall and second lateral wall, reversible motor setting is in the inboard of the first side wall just the output shaft of reversible motor extends to the outside of the first side wall, the gear train is including setting up the pinion in the outside of the first side wall and gear wheel are just pinion and gear wheel intermeshing, the pinion with the output shaft of reversible motor is fixed, the swing span with large gear wheel connected is fixed and can follow big gear revolve, the utility model discloses an adopt hall element to carry out the accurate positioning to two upper and lower extremes of the hunting range of swing span, reduced the error that mechanical inertia caused.
Description
Technical field
This utility model is related to a kind of electric fan and in particular to a kind of electric wind that can automatic continuous swing up and down
Fan.
Background technology
Electric fan is one of small household appliances that family commonly uses, and at present, the fan of general structure can only carry out the continuous swing in left and right
Blown, and the restriction due to swinging structure, the limited angle swinging, produced radiating airflow can reach
Area is less, and that is, wind sweeping area is limited, cannot be carried out swinging up and down simultaneously and sweeps wind it is impossible to the demand that meets user.
Utility model content
The purpose of this utility model is that proposing one kind for above-mentioned technical problem is capable of automatically swinging up and down
A kind of electric fan being provided with Hall element.
This utility model solves the technical scheme that adopted of above-mentioned technical problem：A kind of electric wind being provided with Hall element
Fan, including base, support bar, fan main body and be located at luffing mechanism between support bar and fan main body, described on
Lower swing mechanism includes semi-open swinging mounting, reversible electric machine, gear train and swing span；Described fan main body and described pendulum
Moving frame is connected, and described swinging mounting includes base plate and is vertically set on described base plate relative to the first side wall on both sides and
Two side walls, described base plate is fixedly connected with support bar, described reversible electric machine be arranged on described the first side wall inner side and described can
The output shaft of inverse motor extends to the outside of described the first side wall, and described gear train includes being arranged on the outside of described the first side wall
Little gear and gear wheel and described little gear and gear wheel engage each other, the output shaft of described little gear and described reversible electric machine
It is connected, described swing span and described gear wheel are connected and can follow described bull gear drive；Described swing is propped up
Frame is provided with the stopping means swinging up and down extreme position for limiting described swing span, and described stopping means include setting respectively
Put swinging up and down the Hall element of extreme position and being arranged on described gear wheel upper magnet in described swing span；Described reversible
Motor positive and inverse simultaneously drives described swing span up and down reciprocatingly to swing by described gear train, drives described fan main body up and down reciprocatingly
Swing, and then realize swinging up and down of electric fan.
In this utility model, described swing span includes the first swing arm being fixedly connected with described gear wheel and described
The second swing arm that two side walls are flexibly connected and be arranged on the equipment for installing equipment between the first swing arm and the second swing arm
Installing plate.
In this utility model, it is provided with gyroscope wheel between described second swing arm and second sidewall, in described second sidewall
It is provided with and hooks groove with the eagle installing described gyroscope wheel, described gyroscope wheel includes activity and is located in that described eagle hooks in groove and fixation is located in
Gyroaxis in second swing arm, the baffle plate being arranged on the inner side of described second swing arm and being connected with described gyroaxis and be arranged on
The inner side of described second sidewall and the position-limited wheel being connected with described gyroaxis, described position-limited wheel are radially provided with least one piece and are used for
Limit the limited block swinging up and down extreme position of described swing span, the side that described eagle hooks groove is provided with and described spacing Block- matching
Spacing preiection.
In this utility model, the inner side of described the first side wall is provided with props up for the reversible electric machine installing described reversible electric machine
Frame, described reversible electric machine support is provided with the installing plate for installing Hall element.
In this utility model, the outside of described the first side wall is provided with the fixing axle for installing described gear wheel, described
It is provided with torsion spring between fixing axle and gear wheel and this torsion spring is set in described fixing axle.
This utility model passes through rotating and reverse of reversible electric machine and drives swinging up and down of swing span, and by swing span
Swing up and down extreme position arrange Hall element controlled motor rotating it is achieved that swing span up and down repeatedly swing work,
Whole swing mechanism is simple and compact for structure, and low manufacture cost is it is achieved that the swing work repeatedly up and down of swing span, first using Hall
Two ultimate values up and down of the hunting range to swing span for the part are accurately positioned, and decrease the error that machinery inertial causes.
Brief description
Fig. 1 is the structural representation of the electric fan in this utility model one embodiment；
Fig. 2 is the structural representation of the 90 ° of yaws of luffing mechanism in this utility model one embodiment；
Fig. 3 is the structural representation of the 0 ° of yaw of luffing mechanism in this utility model one embodiment；
Fig. 4 is the structural representation of the luffing mechanism in this utility model one embodiment；
Fig. 5 is the structural representation of the gyroscope wheel in this utility model one embodiment.
Specific embodiment
In order to be illustrated more clearly that the technical solution of the utility model, below in conjunction with drawings and Examples, new to this practicality
The technical scheme of type be further elaborated it should be apparent that, below description be only of the present utility model some enforcement
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these embodiments
Obtain other embodiments.
Referring to figs. 1 to Fig. 5, a kind of electric fan being provided with Hall element, including base 100, support bar 200, fan main body
300 and be located at luffing mechanism between support bar and fan main body, this luffing mechanism includes semi-open swing
Support 1, reversible electric machine 2, gear train 3 and swing span 4；Fan main body 300 is connected with swing span 4, and swinging mounting 1 includes
Base plate 11 and the first side wall 12 and second sidewall 13, base plate 11 and the support bar 200 that are vertically set on the relative both sides of base plate 11
It is fixedly connected, the output shaft of inner side and reversible electric machine 2 that reversible electric machine 2 is arranged on the first side wall 12 extends to the first side wall 12
Outside, gear train 3 includes little gear 31 and gear wheel 32 and little gear 31 and the gear wheel being arranged on the outside of the first side wall 12
32 engage each other, and little gear 31 is connected with the output shaft of reversible electric machine 2, swing span 4 and gear wheel 32 be connected and
Gear wheel 32 can be followed rotate；Reversible electric machine 2 rotating simultaneously drives swing span 4 up and down reciprocatingly to swing by gear train 3, drives
Fan main body 300 up and down reciprocatingly swings, and then realizes swinging up and down of electric fan.
Specifically, swinging mounting 1 is fixedly mounted on electric fan for a kind of standing part of the electric fan being provided with Hall element
Support bar 200 on, for a kind of electric fan being provided with Hall element other action components provide support.Reversible electric machine 2 passes through
Output shaft is connected with the little gear 31 of gear train 3 and delivers power to little gear 31, the gear wheel 32 engaging with little gear 31
It is fixedly connected with swing span 4 simultaneously, form the power transmission route of reversible electric machine 2- little gear 31- gear wheel 32- swing span 4,
Reversible electric machine 2 rotates forward when driving swing span 4 to be swung up to upper extreme position, and reversible electric machine 2 changes into reversion by rotating forward automatically,
Drive swing span 4 swung downward, when swing span 4 swung downward is to lower limit position, reversible electric machine 2 is changed into by reversion automatically
Rotate forward, that repeatedly realizes swing span 4 successively persistently swings up and down work, drive fan main body 300 up and down reciprocatingly to swing, Jin Ershi
Show swinging up and down of electric fan.Meanwhile, for realizing the auto-changing swinging up and down action of swing span 4, swinging mounting 1 is provided with
For limiting the stopping means 7 swinging up and down extreme position of swing span 4, stopping means 7 include being separately positioned on swing span 4
Swing up and down the Hall element 71 of extreme position and be arranged on the small magnet 72 on gear wheel 32.Specifically, reversible electric machine 2 leads to
Cross the swing extreme position that stopping means 7 perceive swing span 4, Hall element 71 at least two, one is arranged on swing span 4
Upper extreme position, a lower limit position being arranged on swing span 4, the Magnet being arranged on gear wheel 32 is sensing triggering dress
Put., 0 ° of position of swing span 4 and 90 ° of positions are separately installed with a Hall element 71, when big taking 90 ° of swing span 4 yaw as a example
Magnet on gear 32 is followed when turning to 0 ° or 90 ° of positions, and Hall element 71 senses small magnet 72 and passes induced signal
It is defeated by the pcb board controlling reversible electric machine 2 operating, reversible electric machine 2 changes rotation direction according to induced signal, realizes swing span 4
Persistently swing up and down work.
In one embodiment, swing span 4 includes the first swing arm 41 being fixedly connected with gear wheel 32 and second sidewall
13 flexible connection the second swing arms 42 and be arranged between the first swing arm 41 and the second swing arm 42 for installing setting of equipment
Standby installing plate 43.First swing arm 41, the second swing arm 42 and apparatus mounting plate 43 form a concave shape structure, the first swing arm 41 He
Second swing arm 42 supports the equipment on apparatus mounting plate 43 of being arranged on it is ensured that the structural stability of whole swing span 4.
In one embodiment, it is provided with gyroscope wheel 5 between the second swing arm 42 and second sidewall 13, in second sidewall 13
It is provided with and hooks groove 14 with the eagle installing gyroscope wheel 5, gyroscope wheel 5 includes activity and is located in that eagle hooks in groove 14 and fixation is located in the second pendulum
Gyroaxis 51 on arm 42, the baffle plate 52 being arranged on the inner side of the second swing arm 42 and being connected with gyroaxis 51 and be arranged on second
The inner side of side wall 13 and the position-limited wheel 53 being connected with gyroaxis 51, position-limited wheel 53 is radially provided with least one piece for limit swing
The limited block 54 swinging up and down extreme position of frame 4, the side that eagle hooks groove 14 is provided with the spacing preiection 15 mating with limited block 54.
Specifically, the effect of gyroscope wheel 5 is that the second swing arm 42 is rotatably connected in second sidewall 13, and gyroaxis 51 is near the second pendulum
One end of arm 42 is symmetrically arranged with concave station, forms a mounting hole cross section structure, for connecting other structures adnexa, gyroaxis 51
It is circular shaft part it is ensured that gyroaxis 51 can hook rotation in groove 14 in eagle near one end of second sidewall 13；With yaw, 90 ° are
Example, on position-limited wheel 53, radial symmetric is provided with two limited blocks 54, by the cooperation auxiliary limit of limited block 54 and spacing preiection 15
The yaw scope of swing span 4 processed.
In one embodiment, the inner side of the first side wall 12 is provided with the reversible electric machine 2 for installing reversible electric machine 2
Frame, reversible electric machine 2 support is provided with the installing plate 61 for installing Hall element 71.Reversible electric machine 2 is first arranged on reversible electric machine 2
On support, be then arranged on the first side wall 12 by reversible electric machine 2 support again, and reversible electric machine 2 support setting be used for
The installing plate 61 installing Hall element 71 exceeds the first side wall 12, after mounting with the small magnet 72 being arranged on gear wheel 32
Travel position corresponding it is ensured that reversible electric machine 2 turn to sensitive conversion.
In one embodiment, the outside of the first side wall 12 is provided with the fixing axle 16 for installing gear wheel 32, fixing
It is provided with torsion spring 8 between axle 16 and gear wheel 32 and this torsion spring 8 is set in fixing axle 16.Swing span 4 in swung downward, canine tooth
Wheel 32 rotation, the elastic force direction of torsion spring 8 is contrary with the swaying direction of swing span 4, and the elastic force of torsion spring 8 now is resistance, permissible
Swing span 4 is made steadily to swing decline；When swing span 4 is swung up, the elastic force direction of torsion spring 8 and the swing side of swing span 4
To identical, the elastic force of torsion spring 8 now is power, so that swing span 4 speed steadily rises, drastically increases swing span
4 stability swinging up and down.
This utility model passes through rotating and reverse of reversible electric machine and drives swinging up and down of swing span, and by swing span
Swing up and down extreme position arrange Hall element controlled motor rotating it is achieved that swing span up and down repeatedly swing work,
Drive fan main body up and down reciprocatingly to swing, and then realize swinging up and down of electric fan, whole swing mechanism is simple and compact for structure, system
Make low cost it is achieved that swing span repeatedly swing work up and down, upper and lower to the hunting range of swing span using Hall element
Two ultimate values are accurately positioned, and decrease the error that machinery inertial causes.
The above is only preferred implementation of the present utility model it is noted that common skill for the art
For art personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (5)
1. a kind of electric fan being provided with Hall element is it is characterised in that including base, support bar, fan main body and being located at
Luffing mechanism between strut and fan main body, described luffing mechanism includes semi-open swinging mounting, reversible electricity
Machine, gear train and swing span；Described fan main body is connected with described swing span, described swinging mounting include base plate and
It is vertically set on described base plate relative to the first side wall on both sides and second sidewall, described base plate is fixedly connected with support bar, described
The output shaft of inner side and described reversible electric machine that reversible electric machine is arranged on described the first side wall extends to the outer of described the first side wall
Side, described gear train includes little gear and gear wheel and described little gear and the gear wheel being arranged on the outside of described the first side wall
Engage each other, described little gear is connected with the output shaft of described reversible electric machine, described swing span is connected with described gear wheel
Fix and described bull gear drive can be followed；Described swinging mounting is provided with for limiting swinging up and down of described swing span
The stopping means of extreme position, what described stopping means included being separately positioned on described swing span swings up and down extreme position suddenly
Your element and be arranged on described gear wheel upper magnet；Described reversible electric machine rotating simultaneously drives described pendulum by described gear train
Moving frame up and down reciprocatingly swings, and drives described fan main body up and down reciprocatingly to swing, and then realizes swinging up and down of electric fan.
2. as claimed in claim 1 a kind of electric fan being provided with Hall element it is characterised in that the inner side of described the first side wall
It is provided with the reversible electric machine support for installing described reversible electric machine, described reversible electric machine support is provided with for installing Hall element
Installing plate.
3. as claimed in claim 1 a kind of electric fan being provided with Hall element it is characterised in that described swing span includes and institute
State the second swing arm that the first swing arm that gear wheel is fixedly connected is flexibly connected with described second sidewall and be arranged on the first swing arm
And second apparatus mounting plate for installing equipment between swing arm.
4. as claimed in claim 3 a kind of electric fan being provided with Hall element it is characterised in that described second swing arm and second
It is provided with gyroscope wheel, described second sidewall is provided with and hooks groove, described gyroscope wheel bag with the eagle installing described gyroscope wheel between the wall of side
The activity of including is located in the gyroaxis that described eagle hooks in groove and fixation is located in the second swing arm, is arranged on the interior of described second swing arm
Side and the inner side with the described gyroaxis baffle plate being connected and being arranged on described second sidewall and the limit being connected with described gyroaxis
Position wheel, described position-limited wheel is radially provided with least one piece for limit described swing span and swings up and down the spacing of extreme position
Block, the side that described eagle hooks groove is provided with the spacing preiection with described spacing Block- matching.
5. as claimed in claim 1 a kind of electric fan being provided with Hall element it is characterised in that the outside of described the first side wall
It is provided with the fixing axle for installing described gear wheel, be provided with torsion spring between described fixing axle and gear wheel and this torsion spring is set in institute
State in fixing axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620536857.XU CN205956038U (en) | 2016-06-03 | 2016-06-03 | Electric fan with hall element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620536857.XU CN205956038U (en) | 2016-06-03 | 2016-06-03 | Electric fan with hall element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205956038U true CN205956038U (en) | 2017-02-15 |
Family
ID=57966836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620536857.XU Expired - Fee Related CN205956038U (en) | 2016-06-03 | 2016-06-03 | Electric fan with hall element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205956038U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100872A (en) * | 2017-06-02 | 2017-08-29 | 广东美的环境电器制造有限公司 | The method of the drive assembly of oscillating fan, oscillating fan and position adjustments of shaking the head |
| CN113494466A (en) * | 2020-04-02 | 2021-10-12 | 广东美的环境电器制造有限公司 | Air supply device |
| US11835052B2 (en) | 2020-04-02 | 2023-12-05 | Gd Midea Environment Appliances Mfg Co., Ltd. | Rotation driving mechanism of air supply apparatus, air supply apparatus, and household appliance |
-
2016
- 2016-06-03 CN CN201620536857.XU patent/CN205956038U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100872A (en) * | 2017-06-02 | 2017-08-29 | 广东美的环境电器制造有限公司 | The method of the drive assembly of oscillating fan, oscillating fan and position adjustments of shaking the head |
| CN107100872B (en) * | 2017-06-02 | 2023-12-19 | 广东美的环境电器制造有限公司 | Driving assembly of oscillating fan, oscillating fan and method for adjusting oscillating position |
| CN113494466A (en) * | 2020-04-02 | 2021-10-12 | 广东美的环境电器制造有限公司 | Air supply device |
| CN113494466B (en) * | 2020-04-02 | 2023-06-13 | 广东美的环境电器制造有限公司 | Air supply device |
| US11835052B2 (en) | 2020-04-02 | 2023-12-05 | Gd Midea Environment Appliances Mfg Co., Ltd. | Rotation driving mechanism of air supply apparatus, air supply apparatus, and household appliance |
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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 |
Granted publication date: 20170215 Termination date: 20180603 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |