CN208996983U - Blowing device - Google Patents
Blowing device Download PDFInfo
- Publication number
- CN208996983U CN208996983U CN201821545431.6U CN201821545431U CN208996983U CN 208996983 U CN208996983 U CN 208996983U CN 201821545431 U CN201821545431 U CN 201821545431U CN 208996983 U CN208996983 U CN 208996983U
- Authority
- CN
- China
- Prior art keywords
- motor
- blowing device
- battery module
- power supply
- output
- 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.)
- Withdrawn - After Issue
Links
- 238000007664 blowing Methods 0.000 title claims abstract description 41
- 238000006243 chemical reaction Methods 0.000 claims description 27
- 239000008358 core component Substances 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 17
- 238000007599 discharging Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Abstract
The utility model discloses a kind of blowing devices, comprising: power adapter, for carrying out power supply needed for being converted to motor to externally input mains supply, power adapter has the first feeder ear and the second feeder ear, and the first feeder ear is connected to motor；Battery module, its charging end is connect with the second feeder ear, and to obtain the charge power supply that the second feeder ear provides, the first output end of battery module is connected to motor, microcontroller determines that motor power supply, power supply include: mains supply and battery module according to the working condition of power adapter.Battery module is controlled to the power supply state of motor by the MCU at blowing device end, it may not need the setting MCU in battery module to control battery, only need the control of the MCU at blowing device end that the switching that alternating current and battery module power to motor can be realized, the power-supplying circuit for simplifying blowing device, saves the cost of blowing device.
Description
Technical field
The utility model relates to family's electro-technical fields, and in particular to arrive a kind of blowing device.
Background technique
Traditional electric fan is by power supply line connection commercial power socket work, power cord wrap, it has not been convenient to, and can only have city
The place of electrical socket uses, and cannot arbitrarily move；If electric fan can not use after having a power failure.It also has on the market at present
Electric fan with mobile power source can charge to mobile power source when connecting alternating current, when that can not be linked into alternating current using movement
Power supply is powered, and maintains the normal operation of electric fan.
However, it is existing complex with mobile power source fan control control circuit, need resource more, so that electric wind
The internal structure of fan is complicated, and cost of manufacture is higher.
Utility model content
For this purpose, according in a first aspect, the example of the utility model provides a kind of blowing device, ontology；Motor is arranged in institute
It states in ontology, is rotated for driving blade；Power adapter is arranged in the ontology, for externally input alternating current electricity
Source carries out power supply needed for being converted to the motor, and the power adapter has the first feeder ear and the second feeder ear, institute
The first feeder ear is stated to connect with the motor；Microcontroller is arranged in the ontology, connect with the power adapter；Electricity
Pond module, charging end are connect with second feeder ear, to obtain the charge power supply that second feeder ear provides, the electricity
First output end of pond module is connect with the motor, and the microcontroller is determined according to the working condition of the power adapter
Motor power supply, the power supply include: the mains supply and the battery module.
Optionally, the blowing device includes direct current blowing device；The power adapter include AC-DC conversion module and
DC-DC conversion module；The mains supply is converted to direct current by the AC-DC conversion module, to supply to the motor
Electricity；The direct current of the DC-DC conversion module AC-DC conversion module output carries out electricity needed for being converted to the battery module
Source.
Optionally, blowing device further includes a controllable switch, is arranged in the ontology；The controllable switch is arranged in institute
It states between the first output end of battery module and the motor, is connect with the microcontroller；The microcontroller is according to
Controllable switch described in the working state control of power adapter opens or closes.
Optionally, the battery module includes: battery core component, for storing or discharging electric energy；Battery management unit, with institute
The connection of battery core component is stated, for controlling the charge and discharge of battery core component；Booster circuit is connect with the battery core component, is used for institute
The first voltage for stating battery management unit output rises to motor required voltage, is exported by first output end to the electricity
Machine.
Optionally, the voltage of the first output end output is 20V-30V.
Optionally, the battery module further include: second output terminal, the power supply for voltage needed for output mobile terminal.
Optionally, the voltage of the second output terminal output is 3V-8V.
Optionally, when detecting that the power adapter is in working condition, control is described controllably to open the microcontroller
It closes, so that the voltage of power adapter output is motor power supply, is detecting that the power adapter is non-
It when working condition, controls the controllable switch and opens, so that the voltage of battery module output is motor power supply.
Optionally, the microcontroller includes: comparator, the voltage for exporting the power adapter and benchmark electricity
Pressure is compared, and is exported the first level signal for controlling the controllable switch unlatching or is closed for controlling the controllable switch
The second electrical level signal closed.
Optionally, the battery module is removably attachable on the ontology of the blowing device.
Blowing device provided by the embodiment of the utility model controls battery module to motor by the MCU at blowing device end
Power supply state, when there is city to be electrically accessed, MCU controls power adapter and alternating current is converted to the available power supply of motor, when not having
When city is electrically accessed, the MCU at blowing device end is powered motor using battery module by controlling the unlatching of controllable switch, by
This, may not need the setting MCU in battery module and control battery, only need the control of the MCU at blowing device end can be real
The switching that existing alternating current and battery module powers to motor, the power-supplying circuit of simplification blowing device, save blowing device at
This.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 shows the structural schematic diagram of one of the utility model embodiment blowing device.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
The utility model embodiment provides a kind of blowing device, which may include DC electric fan, such as Fig. 1
Shown, which may include: blowing device ontology 100 and battery module 200.Specifically, in blowing device ontology 100
It may include: motor 110, rotated for driving blade；Power adapter 120, for being carried out to externally input mains supply
Power supply needed for being converted to motor 110, power adapter 120 have the first feeder ear and the second feeder ear, the first feeder ear
It is connect with motor 110；Microcontroller 130 (Microcontroller Unit, MCU), connect, specifically with power adapter 120
, MCU can also control motor driven voltage, and can control motor and open, close and adjust the speed.Battery module
200, there is charging end 210, charging end 210 is connect with the second feeder ear, to obtain the charge power supply that the second feeder ear provides, electricity
First output end motor of pond module 200 connects, and microcontroller 130 determines motor according to the working condition of power adapter 120
110 power supplies, power supply include: mains supply and battery module
In the present embodiment, battery module only can be controlled to the power supply state of motor by the MCU at blowing device end,
When having city to be electrically accessed, alternating current is converted to the available power supply of motor and sent when not having city to be electrically accessed by MCU control power adapter
The MCU at wind devices end is powered motor using battery module by controlling the unlatching of controllable switch, thus, it is possible to be not necessarily to
MCU is arranged in battery module to control battery, only needs the control of the MCU at blowing device end that alternating current and battery mould can be realized
The switching that block powers to motor simplifies the power-supplying circuit of blowing device, saves the cost of blowing device.
Wherein, power adapter 120 may include AC-DC conversion module 121 and DC-DC conversion module 122；AC-DC turns
Mains supply is converted to direct current by mold changing block 121, to power to motor 110；DC-DC conversion module 122 is by AC-DC modulus of conversion
The direct current that block 121 exports carries out power supply needed for being converted to battery module 200.Battery module 200 includes: battery core component 210,
For storing or discharging electric energy；Battery management unit 220 (BATTERY MANAGEMENT SYSTEM, abbreviation BMS), with battery core
Component 210 connects, for controlling the charge and discharge of battery core component 210；Booster circuit 230 is connect with battery core component 210, and being used for will
The first voltage of BMS220 output rises to 110 required voltage of motor, is exported by the first output end to motor 110.
Specifically, the external mains supply of the input terminal of AC-DC conversion module 121, the first of AC-DC conversion module 121 are defeated
Outlet is the first feeder ear of power adapter, is connect with motor 110, the second output terminal of AC-DC conversion module 121 is through DC-
DC conversion module 122 is connect with BMS220, and BMS220 is connect with battery core component 210, for controlling the charge and discharge of battery core component 210
Electricity, AC-DC conversion module 121 are connect with MCU130, for detecting the working condition of AC-DC conversion module 121, battery core component
210 boosted circuits 230 are connect with motor 110.
Specifically, BMS220 is used to control the charge and discharge of battery core component 210, in battery core charge and discharge process, acquire in real time
The end voltage of battery core, 210 total voltage of temperature, charging and discharging currents and battery core component prevent battery from overcharging or overdischarging occurs existing
As.
The power supply that battery core component 210 exports is handled through the boosting of overvoltage circuit 230, the first output through battery module 200
End is exported to motor 110.AC-DC conversion module 121 is used to external alternating current being converted to the available power supply of motor 110, for electricity
Machine 110 is powered.The power supply that DC-DC conversion module 122 is used for the second output terminal output to AC-DC conversion module 121 drops
Pressure processing, to charge to battery module 200.In the present embodiment, supply voltage required for motor 110 can be 20-30V,
Specifically, interior representative value 24V can be used.200 second output terminal of battery module can be powered with mobile terminal, can export 3-
8V voltage can specifically use a representative value 5V.It should be noted that the output end the 5V power of DC-DC conversion module 122 is opposite
Smaller (such as 5W) does not have large effect to the design of AC-DC, does not need additionally to increase design margin.
As optional embodiment, MCU130 can control battery module 200 to motor 110 by a controllable switch 140
The state of power supply, alleged controllable switch 140 can be transistor, specifically, the first end and second end of transistor is respectively at electricity
Machine 110 is connected with the first output end of battery module 200, and the control terminal of transistor is connect with MCU130.Specifically, MCU130 can
To be controlled according to power adapter working condition controllable switch 140, when city is electrically accessed, MCU130 detects electricity
Source converter is in running order, and the disconnected controllable switch 140 of output control signal disconnects 200 first output end of battery module and electricity
The connection of machine 110；Use the first feeder ear of power adapter for the power supply of motor 110, while power adapter works, power supply
Second feeder ear of converter charges to power module, and specific charging process is voluntarily controlled by BMS220.When there is no city to be electrically accessed
When, MCU130 detects that AC-DC converter is off working state, at this point, not accessing mains supply, MCU130 is defeated at this time
Control signal is to transistor out, and by transistor ON, the 24V that mobile power source is provided is accessed, and blowing device works normally.
Specifically, the principle that opens or closes of MCU130 control controllable switch 140 can be with are as follows: MCU130 is detecting power supply
When converter is in working condition, control controllable switch 140 is closed, so that the voltage of power adapter output is the power supply of motor 110,
When detecting power adapter is off working state, control controllable switch 140 is opened, so that the electricity that battery module 200 exports
Pressure is that motor 110 is powered.Specifically, may include a comparator in MCU130, the voltage for exporting power adapter with
Reference voltage is compared, and output is for controlling the first level signal of the unlatching of controllable switch 140 or for controlling controllable switch
The 140 second electrical level signals closed.It in the particular embodiment, can be AC-DC in the voltage of the present embodiment output comparator
The voltage that conversion module 121 exports, or the voltage that DC-DC conversion module 122 exports, when Non voltage output or output electricity
When pressure is less than reference voltage, comparator exports high level signal, and control controllable switch 140 is opened, and battery module 200 first exports
Output voltage is held, is powered for motor 110.When having voltage output or output voltage is greater than reference voltage, comparator exports low electricity
Ordinary mail number, control controllable switch 140 are closed, and 121 output voltage of AC-DC conversion module is the power supply of motor 110.
Although being described in conjunction with the accompanying the embodiments of the present invention, those skilled in the art can not departed from
Various modifications and variations can be made in the case where the spirit and scope of the utility model, and such modifications and variations are each fallen within by appended
Within claim limited range.
Claims (10)
1. a kind of blowing device, characterized by comprising:
Ontology；
Motor is arranged in the ontology, rotates for driving blade；
Power adapter is arranged in the ontology, is converted to the motor for carrying out to externally input mains supply
Required power supply, the power adapter have the first feeder ear and the second feeder ear, first feeder ear and the motor
Connection；
Microcontroller is arranged in the ontology, connect with the power adapter；
Battery module, charging end are connect with second feeder ear, to obtain the charge power supply that second feeder ear provides,
First output end of the battery module is connect with the motor；
The microcontroller determines the motor power supply, the power supply according to the working condition of the power adapter
It include: the mains supply and the battery module.
2. blowing device as described in claim 1, which is characterized in that the blowing device includes direct current blowing device；
The power adapter includes AC-DC conversion module and DC-DC conversion module；
The mains supply is converted to direct current by the AC-DC conversion module, to power to the motor；
The direct current of the DC-DC conversion module AC-DC conversion module output carries out electricity needed for being converted to the battery module
Source.
3. blowing device as described in claim 1, which is characterized in that further include a controllable switch, be arranged in the ontology；
The controllable switch is arranged between the first output end of the battery module and the motor, connects with the microcontroller
It connects；
Microcontroller controllable switch according to the working state control of the power adapter opens or closes.
4. blowing device as claimed in any one of claims 1-3, which is characterized in that the battery module includes:
Battery core component, for storing or discharging electric energy；
Battery management unit is connect, for controlling the charge and discharge of battery core component with the battery core component；
Booster circuit is connect with the battery core component, and the first voltage for exporting the battery management unit rises to motor
Required voltage is exported by first output end to the motor.
5. blowing device as claimed in claim 4, which is characterized in that the voltage of the first output end output is 20V-30V.
6. blowing device as claimed in claim 5, which is characterized in that the battery module further include:
Second output terminal, the power supply for voltage needed for output mobile terminal.
7. blowing device as claimed in claim 6, which is characterized in that the voltage of the second output terminal output is 3V-8V.
8. blowing device as claimed in any one of claims 1-3, which is characterized in that
The microcontroller controls the controllable switch and closes when detecting that the power adapter is in working condition, so that
The voltage of the power adapter output is motor power supply, when detecting the power adapter is off working state,
It controls the controllable switch to open, so that the voltage of battery module output is motor power supply.
9. blowing device as claimed in claim 8, which is characterized in that the microcontroller includes:
Comparator, the voltage for exporting the power adapter are compared with reference voltage, and output is described for controlling
The first level signal or the second electrical level signal closed for controlling the controllable switch that controllable switch is opened.
10. blowing device as claimed in any one of claims 1-3, which is characterized in that the battery module removably connects
It connects on the ontology of the blowing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821545431.6U CN208996983U (en) | 2018-09-20 | 2018-09-20 | Blowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821545431.6U CN208996983U (en) | 2018-09-20 | 2018-09-20 | Blowing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208996983U true CN208996983U (en) | 2019-06-18 |
Family
ID=66801216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821545431.6U Withdrawn - After Issue CN208996983U (en) | 2018-09-20 | 2018-09-20 | Blowing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208996983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185183A (en) * | 2018-09-20 | 2019-01-11 | 珠海格力电器股份有限公司 | Blowing device |
-
2018
- 2018-09-20 CN CN201821545431.6U patent/CN208996983U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185183A (en) * | 2018-09-20 | 2019-01-11 | 珠海格力电器股份有限公司 | Blowing device |
| CN109185183B (en) * | 2018-09-20 | 2024-03-12 | 珠海格力电器股份有限公司 | Air supply device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190618 Effective date of abandoning: 20240312 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190618 Effective date of abandoning: 20240312 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |