CN201991798U - AC-DC dual-purpose electric fan - Google Patents
AC-DC dual-purpose electric fan Download PDFInfo
- Publication number
- CN201991798U CN201991798U CN2010206663617U CN201020666361U CN201991798U CN 201991798 U CN201991798 U CN 201991798U CN 2010206663617 U CN2010206663617 U CN 2010206663617U CN 201020666361 U CN201020666361 U CN 201020666361U CN 201991798 U CN201991798 U CN 201991798U
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- Prior art keywords
- fan
- storage battery
- base
- support
- direct current
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an AC-DC dual-purpose electric fan, the upper end of a base is provided with a support, the upper end of the support is provided with a fan head, a direct current motor is arranged in the casing of the fan head, fan impellers are arranged on the motor shaft, the fan impellers are fixed on the motor shaft via fixing bolts, a fan housing is arranged at the external end of the fan impellers, a storage battery is arranged in the base and is fixed on the base through a fixing clip, the front upper end of the base is provided with a timer and a switch, the rear end of the storage battery is provided with a transformation rectifier, a low-voltage 12V power supply is acquired through the rectification of the transformation rectifier, one is supplied for the 12V direct current motor, another supplies electric energy for the storage battery, normally, the fan motor is 220V powered through the transformation rectifier, otherwise, the fan motor is powered by the 12V storage battery to maintain the normal running of the electric fan during the power blackouts.
Description
Technical field
The utility model relates to a kind of fan, the electric fan of definite a kind of AC/DC of saying so.
Background technique
The electric fan of Xiao Shouing is AC motor in the market, can't use during power failure, and the fan volume is big, moves inconvenience, can't satisfy the demand of areas without electricity.
Summary of the invention
The purpose of this utility model provides a kind of electric fan of AC/DC, to satisfy the user demand of power failure or areas without electricity.
Scheme of the present utility model is made up of base, support, fan head, is provided with support in the upper end of base, and the upper end of support is provided with fan head, and the bottom of fan head is provided with connecting pin, and fan head is fixed on the last top of support with screw by connecting pin.In the housing of fan head, be provided with direct current generator, blast fan is housed on the motor shaft, the front end spindle nose of motor shaft is provided with internal thread, anti-raising one's hat is housed on the internal thread, blast fan is provided with fixing bolt, blast fan is fastened on the motor shaft by fixing bolt, fan guard is equipped with in the outer end of blast fan, storage battery is housed in the base, fixed card is equipped with in the front side of storage battery, and storage battery is fixed on the base by fixed card, and timer and switch are equipped with in the preceding upper end of base, the rear end of storage battery is provided with vertoro, and the electric power connection line plug is housed on the rectifier.The low pressure 12V power supply that obtains by the vertoro rectification, one the road supplies with the 12V direct current generator, the storage battery electric energy supplement is supplied with on another road, the electric power connection line of being drawn by motor is connected respectively on the positive and negative tenminal block of storage battery, under the normal condition, fan electromotor by 220V through the vertoro supply power, during power failure, then, keep the normal operation of electric fan by the 12V storage battery power supply.
The utility model is simple in structure, and is reasonable in design, easy to install, satisfied the user demand of power failure and areas without electricity.
Be described in further detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is an electrical schematic diagram.
Embodiment
Among Fig. 1, the upper end of base 11 is provided with support 10, the upper end of support is provided with fan head 7, the bottom of fan head is provided with connecting pin 9, fan head is installed the last top that is fastened on support by connecting pin 9 usefulness screws 8, in the housing of fan head, be provided with direct current generator, fans 6 is housed on the motor shaft, fans guard shield 5 is equipped with in the outer end of fans, and storage battery 4 is housed in the base, and the front end of storage battery is equipped with fixed card 2, storage battery is fixed on the base with bolt 1 by fixed card, timer 3 is equipped with in the preceding upper end of base, and vertoro is equipped with in the rear end of storage battery, and electric power connection line plug 13 is housed on the rectifier.
Among Fig. 2, a power line of power plug is received on the timer S, come out to be connected on by timer on the terminal of primary, the single line in addition of power plug is received on the insurance FU, come out to be connected on another terminal of transformer by insurance, the single line of transformer secondary output is connected on the tie point of VD1 negative pole and VD2 positive pole, single line is connected on the tie point of VD3 negative pole and VD4 positive pole in addition, be connected together by the negative pole of VD2 and VD4 and be connected to the capacitor C positive pole, on the positive pole of the anodal and direct current generator of battery E, being connected together by the positive pole of VD1 and VD3 is connected to the capacitor C negative pole, on the negative pole of battery E negative pole and direct current generator.Working principle is as follows, and power supply, obtains 12V and exchanges on transformer through timer S insurance FU after the transformation, carry out rectification via VD1 to the bridge rectifier that VD4 forms again, and capacitor C 1 filtering obtains stable 12V direct current.During use, the plug 13 that plugs in, the 220V Ac becomes stable 12V direct current through vertoro 12V, and one the tunnel for 4 chargings of 12V storage battery, and one the tunnel for the running of 12V direct current generator, drives fans 6 rotations.During power failure, drive direct current generator by storage battery 4 and continue rotation, capacity of battery is long more big more then service time.
Claims (3)
1. AC/DC electric fan, form by base, support, fan head, it is characterized in that: the upper end of described base (11) is provided with support (10), the upper end of support is provided with fan head (7), the bottom of fan head is provided with connecting pin (9), fan head is installed the last top that is fastened on support by connecting pin (9) with screw (8), in the housing of fan head, be provided with direct current generator, fans (6) is housed on the motor shaft, fans guard shield (5) is equipped with in the outer end of fans, and storage battery (4) is housed in the base.
2. AC/DC electric fan according to claim 1, it is characterized in that: the front end of described storage battery is equipped with fixed card (2), storage battery is fixed on the base with bolt (1) by fixed card, timer (3) is equipped with in the preceding upper end of base, vertoro is equipped with in the rear end of storage battery, and electric power connection line plug (13) is housed on the rectifier.
3. AC/DC electric fan according to claim 2, it is characterized in that: a power line of described electric power connection line plug is received on the timer (S), come out to be connected on by timer on the terminal of primary, the single line in addition of electric power connection line plug is received in the insurance (FU), come out to be connected on another terminal of transformer by insurance, the single line of transformer secondary output is connected on the tie point of VD1 negative pole and VD2 positive pole, single line is connected on the tie point of VD3 negative pole and VD4 positive pole in addition, be connected together by the negative pole of VD2 and VD4 and be connected to the capacitor C positive pole, on the positive pole of the anodal and direct current generator of battery E, being connected together by the positive pole of VD1 and VD3 is connected to the capacitor C negative pole, on the negative pole of battery E negative pole and direct current generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206663617U CN201991798U (en) | 2010-12-18 | 2010-12-18 | AC-DC dual-purpose electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206663617U CN201991798U (en) | 2010-12-18 | 2010-12-18 | AC-DC dual-purpose electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201991798U true CN201991798U (en) | 2011-09-28 |
Family
ID=44668287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206663617U Expired - Fee Related CN201991798U (en) | 2010-12-18 | 2010-12-18 | AC-DC dual-purpose electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201991798U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338111A (en) * | 2011-10-18 | 2012-02-01 | 佛山市顺德区大洋彩虹电器有限公司 | Portable emergency electric fan |
| WO2013006033A1 (en) * | 2011-07-04 | 2013-01-10 | Alpha Home Appliances Sdn Bhd | A fan system with light assembly and emergency power supply |
| CN102940416A (en) * | 2012-11-19 | 2013-02-27 | 无锡商业职业技术学院 | Seat |
| CN103075356A (en) * | 2013-02-22 | 2013-05-01 | 钱宾 | Electric fan adaptive to multiple power supplies |
| CN104632660A (en) * | 2015-01-08 | 2015-05-20 | 池州易创电子科技有限公司 | Electric fan with automatic wire winding device |
| CN112751383A (en) * | 2020-12-29 | 2021-05-04 | 广东金莱特电器股份有限公司 | Charging circuit and electric fan |
-
2010
- 2010-12-18 CN CN2010206663617U patent/CN201991798U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013006033A1 (en) * | 2011-07-04 | 2013-01-10 | Alpha Home Appliances Sdn Bhd | A fan system with light assembly and emergency power supply |
| CN102338111A (en) * | 2011-10-18 | 2012-02-01 | 佛山市顺德区大洋彩虹电器有限公司 | Portable emergency electric fan |
| CN102940416A (en) * | 2012-11-19 | 2013-02-27 | 无锡商业职业技术学院 | Seat |
| CN103075356A (en) * | 2013-02-22 | 2013-05-01 | 钱宾 | Electric fan adaptive to multiple power supplies |
| CN104632660A (en) * | 2015-01-08 | 2015-05-20 | 池州易创电子科技有限公司 | Electric fan with automatic wire winding device |
| CN112751383A (en) * | 2020-12-29 | 2021-05-04 | 广东金莱特电器股份有限公司 | Charging circuit and electric fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20131218 |