CN209067507U - A kind of AC DC dual purpose fan - Google Patents
A kind of AC DC dual purpose fan Download PDFInfo
- Publication number
- CN209067507U CN209067507U CN201821564749.9U CN201821564749U CN209067507U CN 209067507 U CN209067507 U CN 209067507U CN 201821564749 U CN201821564749 U CN 201821564749U CN 209067507 U CN209067507 U CN 209067507U
- Authority
- CN
- China
- Prior art keywords
- circuit plate
- switching power
- power circuit
- main body
- pillar
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of AC DC dual purpose fans, including pedestal, pillar, adjust the speed box and fan main body, described pillar one end is connect with pedestal, the other end is connect with fan main body, the speed regulation box is arranged on pillar and is electrically connected with fan main body, switching power circuit plate is integrated in the speed regulation box, the ac power input end of the switching power circuit plate is for connecting external ac power source, the DC power output end of switching power circuit plate can export it is converted after DC power supply the utility model the switching power circuit plate of adapter inner be placed on speed regulation box inside, it is integrally formed, it is arranged on pillar and is electrically connected with fan main body, external establishing device is not necessarily to when use, it is very convenient practical.
Description
Technical field
The utility model relates to fan art, especially a kind of AC DC dual purpose fan.
Background technique
Direct current stand fan is typically all DC input, needs changing-over to the output of an external adapter when connecing alternating current
End, it is more troublesome in this way.
Utility model content
In order to solve the above technical problems, the purpose of the utility model is to provide a kind of AC DC dual purpose fans.
The technical solution adopted in the utility model is:
A kind of AC DC dual purpose fan, including pedestal, pillar, speed regulation box and fan main body, described pillar one end with
Pedestal connection, the other end and fan main body connect, which is arranged on pillar and is electrically connected with fan main body, the tune
Switching power circuit plate is integrated in fast box, the ac power input end of the switching power circuit plate is for connecting external communication
Power supply, the DC power output end of switching power circuit plate can export it is converted after DC power supply.
The DC power output end of the switching power circuit plate is electrically connected as a further improvement of the utility model,
There is zener diode D1.
The DC power output end of the switching power circuit plate also electrically connects as a further improvement of the utility model,
It is connected to the interface for connecting external dc electricity source device.
As a further improvement of the utility model, the DC power output end of the interface and switching power circuit plate it
Between be also electrically connected with zener diode D2.
It is additionally provided in the speed regulation box as a further improvement of the utility model, and places external dc electricity source device
Cavity.
The elastic component convenient for holding also is arranged on the pillar as a further improvement of the utility model,.
The utility model has the beneficial effects that
The utility model is placed on the switching power circuit plate of adapter inner inside speed regulation box, is integrally formed, if
It sets on pillar and is electrically connected with fan main body, when use is not necessarily to external establishing device, very convenient practical.
Detailed description of the invention
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.
Fig. 1 is the surface structure schematic diagram of the utility model.
Fig. 2 is the principles of the present invention schematic diagram
Specific embodiment
As depicted in figs. 1 and 2, a kind of AC DC dual purpose fan, including pedestal 5, pillar 6, speed regulation box 1 and fan
Main body 3, described 6 one end of pillar is connect with pedestal 5, the other end and fan main body 3 connect, which is arranged on pillar 6 simultaneously
It is electrically connected with fan main body 3, is integrated with switching power circuit plate 2 in the speed regulation box 1, the switching power circuit plate 2
For ac power input end for connecting external ac power source, the DC power output end of switching power circuit plate 2 can export warp
DC power supply after conversion, the design are placed on the switching power circuit plate 2 of adapter inner inside speed regulation box 1, are made into one
Integrally, external establishing device is not necessarily to when use, it is very convenient practical.
The DC power output end of the switching power circuit plate 2 is electrically connected with zener diode D1, to guarantee aweather
Fan main body 3 exports the DC voltage of stable 15V.
The DC power output end of the switching power circuit plate 2 is also electrically connected with to be set for connecting external dc power
Standby interface 4, the DC power supply device can be solar panels, be also possible to battery 8.
Zener diode is also electrically connected between the interface 4 and the DC power output end of switching power circuit plate 2
D2, to guarantee to export the DC voltage of stable 12V-18V to fan main body 3.
The cavity for placing external dc electricity source device is additionally provided in the speed regulation box 1, which, which is generally used for placing, stores
Battery 8 is integrated in speed regulation box 1, improves practicability by battery 8.
The elastic component 7 convenient for holding is arranged on the pillar 6, also in order to which user moves fan.
The foregoing is merely the preferred embodiments of the utility model, the utility model is not limited to above-mentioned embodiment party
Formula, if with essentially identical means realize the utility model aim technical solution belong to the protection scope of the utility model it
It is interior.
Claims (6)
1. a kind of AC DC dual purpose fan, it is characterised in that: including pedestal, pillar, speed regulation box and fan main body, the branch
Column one end is connect with pedestal, the other end and fan main body connect, which is arranged on pillar and electrically connects with fan main body
It connects, switching power circuit plate is integrated in the speed regulation box, the ac power input end of the switching power circuit plate is for connecting
Connect external ac power source, the DC power output end of switching power circuit plate can export it is converted after DC power supply.
2. a kind of AC DC dual purpose fan according to claim 1, it is characterised in that: the switching power circuit plate
DC power output end is electrically connected with zener diode D1.
3. a kind of AC DC dual purpose fan according to claim 1, it is characterised in that: the switching power circuit plate
DC power output end is also electrically connected with the interface for connecting external dc electricity source device.
4. a kind of AC DC dual purpose fan according to claim 3, it is characterised in that: the interface and switch power supply
Zener diode D2 is also electrically connected between the DC power output end of road plate.
5. a kind of AC DC dual purpose fan according to claim 3, it is characterised in that: be additionally provided in the speed regulation box
Place the cavity of external dc electricity source device.
6. a kind of AC DC dual purpose fan according to claim 1, it is characterised in that: be also arranged with just on the pillar
In the elastic component of holding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821564749.9U CN209067507U (en) | 2018-09-25 | 2018-09-25 | A kind of AC DC dual purpose fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821564749.9U CN209067507U (en) | 2018-09-25 | 2018-09-25 | A kind of AC DC dual purpose fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209067507U true CN209067507U (en) | 2019-07-05 |
Family
ID=67093199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821564749.9U Expired - Fee Related CN209067507U (en) | 2018-09-25 | 2018-09-25 | A kind of AC DC dual purpose fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209067507U (en) |
-
2018
- 2018-09-25 CN CN201821564749.9U patent/CN209067507U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190705 Termination date: 20210925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |