CN108443204A - Electric fan - Google Patents
Electric fan Download PDFInfo
- Publication number
- CN108443204A CN108443204A CN201810183666.3A CN201810183666A CN108443204A CN 108443204 A CN108443204 A CN 108443204A CN 201810183666 A CN201810183666 A CN 201810183666A CN 108443204 A CN108443204 A CN 108443204A
- Authority
- CN
- China
- Prior art keywords
- module
- fixed
- shell
- wireless
- blade
- 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.)
- Granted
Links
- 238000005452 bending Methods 0.000 claims abstract description 22
- 239000000696 magnetic material Substances 0.000 claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a kind of electric fans, including：Shell；Motor；Gear reduction unit；Rotating disc is fixed with the output shaft of gear reduction unit；Blade is fixed on rotating disc；Controller can control the velocity of rotation of motor；Further include：Upper magnetic material is wound with coil and is fixed on the lower section of shell；AC/DC converters, input terminal connect AC power, output end through radio-frequency generator GF connection coils；Magnetic material is wound with lower coil and is fixed on rotating disc, the rectified filter module ZL of lower coil, charging module CD connection rechargeable battery BT, blade every revolution, and magnetic material can be closed once with upper magnetic material；Bending sensor is close to a wherein blade and is fixed；Amplifier, input terminal connection bending sensor, output end are connected to wireless transmitter module through analog-to-digital conversion module；Wireless receiving module, modulated demodulator connect controller；The present invention has the advantageous effect for improving security performance.
Description
Technical field
The present invention relates to a kind of electric fans, more particularly, to the electric fan of large area blowing.
Background technology
Its blade of the electric fan of common electric fan such as household is shorter, additional blade shields cover, and it is hidden not have safety
Suffer from, when fan is dried for large area, the fan blade of fan is necessarily long, is influenced by natural wind, alternatively, fan is long
There is fatigue in time operation, and fan blade has the possibility to fracture, and since protective cover can not be arranged, there are security risks.
Invention content
For the present invention according to the above deficiency, providing a kind of electric fan, the curvature by monitoring fan blade controls turning for fan
Speed, to improve security performance.
The technical scheme is that：
A kind of electric fan, including：
Shell, top can be fixed on by hanging circle on roof truss；
Motor, shell are fixed in shell；
Gear reduction unit, shell are fixed in shell, and input shaft links with electric machine main shaft, and output shaft reaches outside shell；
Rotating disc, the output shaft through bolt and gear reduction unit are fixed；
Blade, is uniformly fixed on rotating disc by more；
Controller, output end are electrically connected motor, can control the velocity of rotation of motor, controller is powered by AC power；
Further include：
Upper magnetic material is wound with coil and is fixed on the lower section of shell；
AC/DC converters, input terminal connect AC power, output end through radio-frequency generator GF connection coils；
Magnetic material is wound with lower coil and is fixed on rotating disc, the rectified filter module ZL of lower coil, charging module
CD connection rechargeable battery BT, blade every revolution, magnetic material and upper magnetic material can be closed once, so as to by coil
On exchange be electrically coupled to lower coil；It can finally charge to rechargeable battery BT；
It should be noted that upper magnetic material and magnetic material closing time gap are smaller, efficiency of transmission is higher, can be controlled in
C-type or E type high frequency ferrite materials can be selected in the gap of 0.5mm or so, upper magnetic material and magnetic material；Charging module CD
Existing finished product module can be selected；The part is the prior art；
Bending sensor is in strip, is close to a wherein blade and fixes, bending sensor can acquire the simulation of blade deformation
The direction of signal, strip length is consistent with the direction that blade is grown；Bending sensor can be bonded in blade by the glue that can be bent
On, it may generally reside in the middle part or tail portion of blade；
Amplifier, input terminal connection bending sensor, output end are connected to wireless transmitter module through analog-to-digital conversion module, amplify
Device can amplify the analog signal of bending sensor acquisition；
Lower control box, is fixed on rotating disc, for installing amplifier, analog-to-digital conversion module, wireless transmitter module and charging
Battery BT, rechargeable battery BT power to bending sensor, amplifier, analog-to-digital conversion module and wireless transmitter module；
Wireless receiving module, the information sent out for receiving wireless transmitter module；
Modem, input terminal connect the output end of wireless receiving module, and output end connects controller, modem energy
The information that wireless receiving module receives is reduced into digital signal, modem and wireless receiving module are converted by AC/DC
Device is powered, and modem and wireless receiving module are fixed in the box of controller；
Upper control box, is fixed in shell, for installing AC/DC converters, radio-frequency generator GF.
Wireless transmission and receiving is the prior art；
Preferably, the controller includes frequency converter controller.
Preferably, the wireless sending module is FM transmission module, the wireless receiving module is FM reception
Module.
Preferably, the wireless sending module is WiFi transmitting modules, the wireless receiving module receives for WiFi
Module.
Preferably, wireless sending module is Bluetooth transmission module, the wireless receiving module is bluetooth receiving module.
Existing other technologies can be selected in wireless transmitter receiver technology.
The present invention basic functional principle be：The degree of deformation that fan blade is acquired by bending sensor, after being amplified,
Analog signal is changed into digital signal by analog-to-digital conversion module, which is launched by wireless sending module, then
It is received by wireless receiving module and digital signal is reduced by modem, which is transported to controller,
The rotating speed for regulating and controlling motor finally by frequency-variable controller, when the degree of deformation of blade increases and is more than pre-set value, frequency control
Device reduces the rotating speed of fan, prevents blade from overloading, and safety coefficient is improved, conversely, can then increase fan in the range of setting
Rotating speed；In order to solve the powerup issue of rotating member fan blade, AC/DC converters are wound on upper magnetism through radio-frequency generator GF connections
Coil on material, and with gap with the lower coil coupled transfer electric energy on magnetic material, last lower coil passes through rectification
Filter module ZL, charging module CD connection rechargeable battery BT with gap charge to rechargeable battery BT.
The present invention has the advantageous effect for improving security performance.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the mounting structure schematic diagram of bending sensor of the present invention.
Fig. 3 is the electric functional block diagram of the present invention.
Specific implementation mode
In conjunction with attached drawing, the present invention is further illustrated：
As shown, a kind of electric fan, including：
Shell 1, top can be fixed on by hanging circle on roof truss；
Motor 2, shell are fixed in shell 1；
Gear reduction unit 3, shell are fixed in shell 1, and input shaft links with 2 main shaft of motor, and output shaft 75 reaches shell 1
Outside；
Rotating disc 4, the output shaft 75 through bolt 5 and gear reduction unit 3 are fixed；
Blade 6, is uniformly fixed on rotating disc 4 by more；
Controller, output end are electrically connected motor 2, can control the velocity of rotation of motor 2, controller is powered by AC power；
Further include：
Upper magnetic material 721 is wound with coil and is fixed on the lower section of shell 1；
AC/DC converters, input terminal connect AC power, output end through radio-frequency generator GF connection coils；
Magnetic material 722 is wound with lower coil and is fixed on rotating disc 4, the rectified filter module ZL of lower coil, charging
Module CD connection rechargeable battery BT, 6 every revolution of blade, magnetic material 722 can be closed once with upper magnetic material 721, from
And the exchange in coil can be electrically coupled to lower coil；
Bending sensor 73 is in strip, is close to a wherein blade 6 and fixes, bending sensor 73 can acquire 6 deformation of blade
Analog signal, strip length direction it is consistent with the direction that blade 6 is grown；73 optional resistor-type of bending sensor, from stretch to
When bending, resistance changes from small to large；
Amplifier, input terminal connection bending sensor 73, output end are connected to wireless transmitter module through analog-to-digital conversion module, put
Big device can amplify the analog signal of the acquisition of bending sensor 73；
Lower control box 77, is fixed on rotating disc 4, for installing amplifier, analog-to-digital conversion module, wireless transmitter module and filling
Battery BT, rechargeable battery BT power to bending sensor 73, amplifier, analog-to-digital conversion module and wireless transmitter module；
Wireless receiving module, the information sent out for receiving wireless transmitter module；
Modem, input terminal connect the output end of wireless receiving module, and output end connects controller, modem energy
The information that wireless receiving module receives is reduced into digital signal, modem and wireless receiving module are converted by AC/DC
Device is powered, and modem and wireless receiving module are fixed in the box of controller；
Upper control box 71 is fixed in shell 1, for installing AC/DC converters, radio-frequency generator GF.
Controller includes frequency converter controller.The digital signal of modem output can be transported to frequency converter controller
Digital control end, which can also be converted to analog signal through digital-to-analogue conversion circuit and be transported to frequency converter controller
Simulation control terminal.
Wireless sending module is FM transmission module, and wireless receiving module is FM reception module.
Wireless sending module is WiFi transmitting modules, and wireless receiving module is WiFi receiving modules.
Wireless sending module is Bluetooth transmission module, and the wireless receiving module is bluetooth receiving module.
Claims (5)
1. a kind of electric fan, including：
Shell（1）, top can be fixed on by hanging circle on roof truss；
Motor（2）, shell is fixed on shell（1）It is interior；
Gear reduction unit（3）, shell is fixed on shell（1）It is interior, input shaft and motor（2）Main shaft links, output shaft（75）It stretches
Go out to shell（1）Outside；
Rotating disc（4）, through bolt（5）With gear reduction unit（3）Output shaft（75）It is fixed；
Blade（6）, more, uniformly it is fixed on rotating disc（4）On；
Controller, output end are electrically connected motor（2）, motor can be controlled（2）Velocity of rotation, controller supplies by AC power
Electricity；
It is characterized in that further including：
Upper magnetic material（721）, it is wound with coil and is fixed on shell（1）Lower section；
AC/DC converters, input terminal connect AC power, output end through radio-frequency generator GF connection coils；
Magnetic material（722）, it is wound with lower coil and is fixed on rotating disc（4）On, the rectified filter module ZL of lower coil,
Charging module CD connection rechargeable battery BT, blade（6）Every revolution, magnetic material（722）With upper magnetic material（721）It can close
Unification time, so as to which the exchange in coil is electrically coupled to lower coil；
Bending sensor（73）, it is in strip, is close to a wherein blade（6）It is fixed, bending sensor（73）Leaf can be acquired
Piece（6）The analog signal of deformation, the direction of strip length and blade（6）Long direction is consistent；
Amplifier, input terminal connect bending sensor（73）, output end be connected to wireless transmitter module through analog-to-digital conversion module,
Amplifier can amplify bending sensor（73）The analog signal of acquisition；
Lower control box（77）, it is fixed on rotating disc（4）On, for installing amplifier, analog-to-digital conversion module, wireless transmitter module
With rechargeable battery BT, rechargeable battery BT is to bending sensor（73）, amplifier, analog-to-digital conversion module and wireless transmitter module supply
Electricity；
Wireless receiving module, the information sent out for receiving wireless transmitter module；
Modem, input terminal connect the output end of wireless receiving module, and output end connects controller, modem energy
The information that wireless receiving module receives is reduced into digital signal, modem and wireless receiving module are converted by AC/DC
Device is powered, and modem and wireless receiving module are fixed in the box of controller；
Upper control box（71）, it is fixed on shell（1）It is interior, for installing AC/DC converters, radio-frequency generator GF.
2. a kind of electric fan as described in claim 1, characterized in that the controller includes frequency converter controller.
3. a kind of electric fan as described in claim 1, characterized in that the wireless sending module is FM transmission module, institute
The wireless receiving module stated is FM reception module.
4. a kind of electric fan as described in claim 1, characterized in that the wireless sending module is WiFi transmitting modules, institute
The wireless receiving module stated is WiFi receiving modules.
5. a kind of electric fan as described in claim 1, characterized in that the wireless sending module is Bluetooth transmission module, institute
The wireless receiving module stated is bluetooth receiving module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810183666.3A CN108443204B (en) | 2018-03-06 | 2018-03-06 | Electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810183666.3A CN108443204B (en) | 2018-03-06 | 2018-03-06 | Electric fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108443204A true CN108443204A (en) | 2018-08-24 |
| CN108443204B CN108443204B (en) | 2019-08-13 |
Family
ID=63193769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810183666.3A Expired - Fee Related CN108443204B (en) | 2018-03-06 | 2018-03-06 | Electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108443204B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982724A (en) * | 2010-09-21 | 2011-03-02 | 同济大学 | Online real-time monitoring method for dynamic deflection deformation of wind driven generator blade |
| CN102102639A (en) * | 2009-12-17 | 2011-06-22 | 西门子公司 | Detection of deformation of a wind turbine blade |
| KR20140001310A (en) * | 2012-06-25 | 2014-01-07 | 전자부품연구원 | Aerogenerator having blade inspection function and blade inspection method thereof |
| CN104033405A (en) * | 2014-06-17 | 2014-09-10 | 朱啸天 | Exhaust fan with power generation and energy storage functions |
| US20150098819A1 (en) * | 2012-03-20 | 2015-04-09 | Snecma | Detecting and tracking damage to an aeroengine fan or an impact of a foreign object thereagainst |
-
2018
- 2018-03-06 CN CN201810183666.3A patent/CN108443204B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102102639A (en) * | 2009-12-17 | 2011-06-22 | 西门子公司 | Detection of deformation of a wind turbine blade |
| CN101982724A (en) * | 2010-09-21 | 2011-03-02 | 同济大学 | Online real-time monitoring method for dynamic deflection deformation of wind driven generator blade |
| US20150098819A1 (en) * | 2012-03-20 | 2015-04-09 | Snecma | Detecting and tracking damage to an aeroengine fan or an impact of a foreign object thereagainst |
| KR20140001310A (en) * | 2012-06-25 | 2014-01-07 | 전자부품연구원 | Aerogenerator having blade inspection function and blade inspection method thereof |
| CN104033405A (en) * | 2014-06-17 | 2014-09-10 | 朱啸天 | Exhaust fan with power generation and energy storage functions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108443204B (en) | 2019-08-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190712 Address after: 325600 Yaotian Lane, Lecheng Street, Yueqing City, Zhejiang Province, No. 38 Applicant after: Cheng Baiyuan Address before: 323100 Room 1410, 2 Building, Jiulinghua House, Dongcheng Street, Yongkang City, Jinhua City, Zhejiang Province Applicant before: Fu Xiaoyan |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201209 Address after: Group 1, Yuechi village, Xindian Town, Rudong County, Nantong City, Jiangsu Province, 226400 Patentee after: Niu Xiaoduo Address before: No.38 Yaotian lane, Lecheng street, Yueqing City, Zhejiang Province 325600 Patentee before: Cheng Baiyuan |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231214 Address after: 224199 West Side of Qingdao Port Road, Dafeng Port, Dafeng District, Yancheng City, Jiangsu Province (701, 7th Floor, Jiangsu Marine Industry Research Institute) Patentee after: Yancheng Lingsheng Technology Service Co.,Ltd. Address before: Group 1, Yuechi village, Xindian Town, Rudong County, Nantong City, Jiangsu Province, 226400 Patentee before: Niu Xiaoduo |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |