CN209294085U - Handheld fan - Google Patents
Handheld fan Download PDFInfo
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- CN209294085U CN209294085U CN201821352718.7U CN201821352718U CN209294085U CN 209294085 U CN209294085 U CN 209294085U CN 201821352718 U CN201821352718 U CN 201821352718U CN 209294085 U CN209294085 U CN 209294085U
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- Prior art keywords
- handle
- fan
- processing unit
- handheld
- air cavity
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Abstract
The utility model relates to technical field of electronic equipment, a kind of Handheld fan is provided, it include: fan body, handle and fan control device, wherein, one end of handle is fixedly connected with fan body, air cavity is provided in handle, handle has elasticity, and the shape of air cavity changes with the external pressure that handle is subject to；Fan control device includes processing unit and baroceptor, and baroceptor is set in air cavity, and for incuding the air pressure in air cavity, processing unit is electrically connected with baroceptor.Through the above way, the baroceptor being set in air cavity can incude the air pressure in air cavity, and atmospheric pressure value is converted into electric signal and sends processing unit to, the revolving speed of processing unit electric signal adjustment fan body based on the received, so that user can adjust the revolving speed of Handheld fan by changing the size of the grip of gripping handle.
Description
[technical field]
The utility model relates to technical field of electronic equipment more particularly to a kind of Handheld fans.
[background technique]
Came temporarily when summer in the past, the people that majority is gone on a journey outside can carry a fan (usually folding fan), in body
Body-sensing to heat when, using fan pectinid to achieve the purpose that cooling.Currently with the development of society, electronic product is universal,
Each hand-held small fan is instead of traditional fan.It and traditional fan ratio, wind-force is more longlasting, does not have to manpower and drives, carries
It is more convenient.
In the process of implementing the utility model, the inventor finds that the existing technology has at least the following problems: existing market
On Handheld fan function it is relatively simple, being turned on or off for Handheld fan is controlled using a switch, can not
The revolving speed of Handheld fan is adjusted according to the needs of users.
[utility model content]
In order to solve the above-mentioned technical problem, the utility model embodiment provides one kind and can adjust according to the demand of user and turns
The Handheld fan of speed.
In order to solve the above technical problems, the utility model embodiment the following technical schemes are provided:
A kind of Handheld fan, comprising:
Fan body；
Handle, one end of the handle are fixedly connected with the fan body, and air cavity, the hand are provided in the handle
Handle has elasticity, and the shape of the air cavity changes with the external pressure that the handle is subject to；
Fan control device, including processing unit and baroceptor, the processing unit are set to the handle inner,
The baroceptor is set in the air cavity, for incuding the air pressure in the air cavity, the processing unit and the gas
Pressure sensor electrical connection, the processing unit are used to receive the electric signal of the baroceptor, and adjust according to the electric signal
The revolving speed of the whole fan body.
In some embodiments, the fan control device further includes electric power management circuit, power supply and power switch, described
Electric power management circuit and power supply are set in the handle, and the power switch is set to the handle, the power management electricity
Road is electrically connected with the power switch, power supply, processing unit, baroceptor and fan body respectively.
In some embodiments, the fan control device further includes the mode switch, and the mode switch is set to
The side wall of the handle, the mode switch are electrically connected with the processing unit, and the mode switch is described hand-held for switching
The operational mode of formula fan.
In some embodiments, the fan control device further includes charging interface, and the charging interface is set to described
The side wall of handle, the charging interface are connect with the electric power management circuit.
In some embodiments, the charging interface is USB interface.
In some embodiments, the fan control device further includes display component, and the display component is set to described
Handle, the display component are electrically connected with the processing unit and the electric power management circuit respectively.
In some embodiments, the display component includes display screen, and the display screen is set to the side wall of the handle,
The display screen is used to show the current electric quantity of the power supply, and in the electric quantity of power supply deficiency, prompts user to the electricity
Source charging.
In some embodiments, the electric power management circuit is TP5400A or HM5906 chip.
In some embodiments, the processing unit is micro-control unit or central processing unit.
In some embodiments, the fan control device further includes circuit board, and the circuit board is set to the handle
Inside, the processing unit and the electric power management circuit are all set on the circuit board.
Compared with prior art, in the utility model embodiment in Handheld fan handle have elasticity, inside set
It is equipped with air cavity, the shape of the air cavity changes with the external pressure that the handle is subject to, so that the air pressure phase in air cavity
It should change, the baroceptor being set in air cavity can incude above-mentioned air pressure, and atmospheric pressure value is converted to electric signal and is sent to
Processing unit, processing unit based on the received electric signal adjustment fan body revolving speed so that user can by change hold
The size of the grip of handle is held to adjust the revolving speed of Handheld fan.
[Detailed description of the invention]
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is a kind of structural schematic diagram of Handheld fan provided by the embodiment of the utility model shown in simplification；
Fig. 2 is the structural schematic block diagram of fan control device in Handheld fan shown in FIG. 1.
[specific embodiment]
For the ease of understanding the utility model, with reference to the accompanying drawings and detailed description, the utility model is carried out more
Detailed description.It should be noted that it can be directly in another element when element is expressed " being fixed on " another element
Upper or placed in the middle there may be one or more therebetween elements.When an element is expressed " connection " another element, it can
To be directly to another element or elements placed in the middle there may be one or more therebetween.This specification is used
Term " on ", "lower", "inner", "outside", the instructions such as " bottom " orientation or positional relationship be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " " third " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property.
Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility model
The normally understood meaning of the technical staff in art field is identical.Art used in the description of the utility model in this specification
Language is only for the purpose of describing specific embodiments, and is not intended to limitation the utility model.Art used in this specification
Language "and/or" includes any and all combinations of one or more related listed items.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not constituting conflict can be combined with each other.
Fig. 1 is a kind of structural schematic diagram of Handheld fan provided by the embodiment of the utility model shown in simplification.This reality
A kind of Handheld fan 100, including fan body 10, handle 20 and fan control device 30 are provided with new embodiment.It is described
Fan body 10 is fixedly connected with one end of the handle 20, and the fan control device 30 is set in the handle 20, and
It is electrically connected with the fan body 10, the fan control device 30 is used to provide electric energy to the fan body 10, and controls
The operating status of the fan body 10, the operating status include the unlatching, closing and fan body 10 of fan body 10
Rotational speed regulation etc..
The fan body 10 includes fan blades (figure do not indicate) and the motor (not shown) that connect with the fan blades, the electricity
Machine is for driving the fan blades to rotate, to generate wind-force.
As shown in Figure 1, the handle 20 is cylindrical, the fan control device 30 is set in the handle 20, institute
It states and is provided with air cavity 21 in handle 20.The handle 20 has elasticity, the shape of the air cavity 21 with the handle 20 by
External pressure and change.
As shown in Fig. 2, the fan control device 30 includes processing unit 31, baroceptor 32, electric power management circuit
33, charging interface 34, power supply 35, power switch 36, mode switch 37 and display component 38.Wherein, the processing unit 31 divides
Not with the baroceptor 32, power supply 35, the power switch 36, the mode switch 37, the display component 38 and
The fan body 10 is electrically connected.The electric power management circuit 33 respectively with the baroceptor 32, the charging interface 34,
The power supply 35, the power switch 36, the display component 38 and the fan body 10 are electrically connected.
Specifically, the processing unit 31 is located in the handle 20, the processing unit 31 is micro-control unit (MCU)
Or central processing unit (CPU).
The baroceptor 32 is located in the air cavity 21, and is fixed on the inner wall of the air cavity 21, is used to feel
The pressure of the gas intracavity gas is answered, and is converted into electric signal and is sent to the processing unit 31.
The electric power management circuit 33 is contained in the handle 20, specifically can be a kind of power management chip, such as
TP5400A or HM5906 chip.The electric power management circuit 33 is used to the voltage of power supply 35 handling (boosting/pressure stabilizing/decompression),
And suitable voltage is provided to the motor of the processing unit 31, baroceptor 32, display component 38 and fan body 10.
The fan control device 30 further includes circuit board 39, and the circuit board 39 is set to the inside of the handle, institute
It states processing unit 31 and the electric power management circuit 33 is all set on the circuit board 39.
The charging interface 34 is set to 20 side wall of handle or is contained in handle 20, when in use, can be prolonged by electric wire
It extends to outside handle 20.The charging interface 34 specifically can be USB interface.The power supply 35 can by the charging interface 34 with
External power supply connection, charges.
The power switch 36 is set to the bottom wall of the handle 20, and is electrically connected with the electric power management circuit 33, uses
In the on-off for controlling the electric power management circuit 33.
The mode switch 37 is set to the side wall of the handle 20, and is electrically connected with the processing unit 31, for cutting
Change the operational mode of the Handheld fan 100.
Based on above structure, there are two types of operational modes, respectively general mode and intelligent mould for the tool of Handheld fan 100
Formula.The working principle of the both of which respectively to Handheld fan 100 is sketched below.
The general mode of the Handheld fan 100:
It is first turned on power switch 36, the electric power management circuit 33 is connected to, and the electric power management circuit 33 is by power supply 35
Voltage handle (boosting/pressure stabilizing/decompression), and to the processing unit 31, baroceptor 32, display component 38 and fan
Ontology 10 provides suitable voltage, so that the processing unit 31, baroceptor 32, display component 38 and fan body
10 in working condition.At this point, the mode switch 37 is arranged to general mode gear, the Handheld fan 100 will
It runs in the normal mode.Processing unit 31 is connected to the corresponding instruction of general mode, and Xiang Suoshu electric power management circuit 33 sends pre-
And if fixed pwm signal so that the fan of the fan body 10 is rotated with fixed revolving speed.User experiences at this time
It is fixed and invariable from the Handheld fan 100.
The intelligent mode of the Handheld fan 100:
First turn on the power switch 36, the electric power management circuit 33 is connected to, and the electric power management circuit 33 is by power supply 35
Voltage handles (boosting/pressure stabilizing/decompression), and to the processing unit 31, baroceptor 32, display component 38 and fan sheet
Body 10 provides suitable voltage, so that the processing unit 31, baroceptor 32, display component 38 and fan body 10
In to working condition.At this point, the mode switch 37 is arranged to intelligent mode gear, the Handheld fan 100 will be
It is run under intelligent mode.
Under such state, when the dynamics that user holds with a hand handle 20 changes, the shape of the air cavity 21 is sent out
It is raw to change, correspondingly, the air pressure in air cavity 21 changes.Baroceptor 32 in air cavity 21 can incude the gas in air cavity 21
Pressure, and convert thereof into electric signal and be sent to processing unit 31.Processing unit 31 based on the received electrical signal, generates and the electricity
The corresponding pwm signal of signal, and the pwm signal is sent to electric power management circuit 33, electric power management circuit 33 is believed according to the PWM
Number corresponding voltage is provided to fan body 10, to control and adjust the revolving speed of motor in the fan body 10.Specifically, working as
User firmly hold with a firm grip handle 20 when, processing unit 31 generates the biggish pwm signal of corresponding duty ratio, to control fan body
10 revolving speed improves, and user is made to experience bigger wind-force.Conversely, processing unit 31 generates the lesser PWM letter of corresponding duty ratio
Number, so that controlling the revolving speed of fan body 10 reduces, user is made to experience smaller wind-force.
To sum up, the Handheld fan 100 can adjust fan body 10 according to the size of the strength of user's gripping handle 20
Revolving speed, when the strength of gripping handle 20 becomes larger, the revolving speed of fan body 10 becomes larger, provide wind-force become larger；Work as gripping
When the strength of handle 20 becomes smaller, the revolving speed of fan body 10 becomes smaller, and the wind-force provided becomes smaller.
In addition to this, Handheld fan 100 described in the utility model also there is electricity to show and prompt facility.
The display component 38 includes display screen, which is set to the side wall of the handle 20, and the display screen is used
In display 35 current electric quantity of power supply, and in 35 not enough power supply of power supply, prompt user to the Handheld fan 100
Charging.
It is understood that the Handheld fan 100 can be in a manner of external power supply in some other embodiment
Work, i.e., the described Handheld fan 100 itself do not have power supply and device relevant to power supply or structure, the hand-held
Fan 100 is connect by charging cable or charging interface with external power supply.Specifically, the fan body 10 includes fan blades (figure
Do not indicate) and the motor (not shown) that is connect with the fan blades, the motor is for driving the fan blades to rotate, to generate wind
Power.One end of the handle is fixedly connected with the fan body, and air cavity is provided in the handle, and the handle has bullet
Property, the shape of the air cavity changes with the external pressure that the handle is subject to.The fan control device includes that processing is single
Member and baroceptor, the processing unit are set to the handle inner, and the baroceptor is set in the air cavity,
For incuding the air pressure in the air cavity, the processing unit is electrically connected with the baroceptor, the processing unit, air pressure
Sensor is electrically connected with external power supply respectively, and the processing unit is used to receive the electric signal of the baroceptor, and according to
The electric signal adjusts the revolving speed of motor in the fan body.
Compared with prior art, the utility model embodiment provides a kind of Handheld fan 100, comprising: fan body
10, handle 20 and fan control device 30, wherein one end of the handle 20 is fixedly connected with the fan body 10, described
Air cavity 21 is provided in handle 20, the handle 20 has elasticity, what the shape of the air cavity 21 was subject to the handle 20
External pressure and change；Fan control device 30 includes processing unit 31, baroceptor 32, electric power management circuit 33, power supply
35 and power switch 36, the processing unit 31, electric power management circuit 33, power supply 35 are set to inside the handle 20, described
Baroceptor 32 is set in the air cavity 21, and for incuding the air pressure in the air cavity 21, the power switch 36 is arranged
In the bottom wall of the handle 20, the processing unit 31 respectively with the baroceptor 32, electric power management circuit 33 and power supply
35 and the fan body 10 be electrically connected, the processing unit 31 is used to receive the electric signal of the baroceptor 32, and
The revolving speed of the fan body 10, the baroceptor 32 and 33 electricity of electric power management circuit are adjusted according to the electric signal
Connection, the electric power management circuit 33 are electrically connected with the power switch 36, the power supply 35 and the fan body 10 respectively.
Based on above structure, handle 20 has elasticity in Handheld fan 100, is internally provided with air cavity 21, the air cavity
21 shape changes with the external pressure that the handle 20 is subject to, so that the air pressure in air cavity 21 accordingly changes, if
The baroceptor 32 being placed in air cavity 21 can incude above-mentioned air pressure, and atmospheric pressure value is converted to electric signal and sends processing list to
Member 31, processing unit 31 based on the received electric signal adjustment fan body 10 revolving speed so that user can by change hold
The size of the grip of handle 20 is held to adjust the revolving speed of Handheld fan 100.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Under the thinking of the utility model, it can also be combined between the technical characteristic in above embodiments or different embodiments,
Step can be realized with random order, and there are many other variations of the different aspect of the utility model as described above, be
Simplicity, they do not provide in details；Although the utility model is described in detail with reference to the foregoing embodiments, this
The those of ordinary skill in field it is understood that it is still possible to modify the technical solutions described in the foregoing embodiments,
Or equivalent replacement of some of the technical features；And these are modified or replaceed, and do not make the sheet of corresponding technical solution
Matter departs from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. a kind of Handheld fan characterized by comprising
Fan body；
Handle, one end of the handle are fixedly connected with the fan body, and air cavity, the handle tool are provided in the handle
Flexible, the shape of the air cavity changes with the external pressure that the handle is subject to；
Fan control device, including processing unit and baroceptor, the processing unit is set to the handle inner, described
Baroceptor is set in the air cavity, for incuding the air pressure in the air cavity, the processing unit and the air pressure transmission
Sensor electrical connection, the processing unit are used to receive the electric signal of the baroceptor, and adjust institute according to the electric signal
State the revolving speed of fan body.
2. Handheld fan according to claim 1, which is characterized in that the fan control device further includes power management
Circuit, power supply and power switch, the electric power management circuit and power supply are set in the handle, and the power switch is set to
The handle, the electric power management circuit respectively with the power switch, power supply, processing unit, baroceptor and fan sheet
Body electrical connection.
3. Handheld fan according to claim 2, which is characterized in that the fan control device further includes that mode is opened
It closes, the mode switch is set to the side wall of the handle, and the mode switch is electrically connected with the processing unit, the mode
Switch the operational mode for switching the Handheld fan.
4. Handheld fan according to claim 2, which is characterized in that the fan control device further includes charging
Mouthful, the charging interface is set to the side wall of the handle, and the charging interface is connect with the electric power management circuit.
5. Handheld fan according to claim 4, which is characterized in that the charging interface is USB interface.
6. Handheld fan according to claim 2, which is characterized in that
The fan control device further includes display component, and the display component is set to the handle, the display component point
It is not electrically connected with the processing unit and the electric power management circuit.
7. Handheld fan according to claim 6, which is characterized in that
The display component includes display screen, and the display screen is set to the side wall of the handle, and the display screen is for showing
The current electric quantity of the power supply, and in the electric quantity of power supply deficiency, prompt user to the power source charges.
8. Handheld fan according to claim 2, which is characterized in that the electric power management circuit be TP5400A or
HM5906 chip.
9. Handheld fan according to claim 1, which is characterized in that the processing unit be micro-control unit or in
Central Processing Unit.
10. Handheld fan according to claim 2, which is characterized in that the fan control device further includes circuit board,
The circuit board is set to the inside of the handle, and the processing unit and the electric power management circuit are all set in the circuit
On plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821352718.7U CN209294085U (en) | 2018-08-21 | 2018-08-21 | Handheld fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821352718.7U CN209294085U (en) | 2018-08-21 | 2018-08-21 | Handheld fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209294085U true CN209294085U (en) | 2019-08-23 |
Family
ID=67652127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821352718.7U Active CN209294085U (en) | 2018-08-21 | 2018-08-21 | Handheld fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209294085U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112230588A (en) * | 2020-10-30 | 2021-01-15 | 追觅科技(上海)有限公司 | Hair processor control method, hair processor, and storage medium |
| CN112460050A (en) * | 2019-09-09 | 2021-03-09 | 王珅铨 | Portable electric screw fan |
-
2018
- 2018-08-21 CN CN201821352718.7U patent/CN209294085U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460050A (en) * | 2019-09-09 | 2021-03-09 | 王珅铨 | Portable electric screw fan |
| CN112460050B (en) * | 2019-09-09 | 2024-05-03 | 王珅铨 | Portable electric screw fan |
| CN112230588A (en) * | 2020-10-30 | 2021-01-15 | 追觅科技(上海)有限公司 | Hair processor control method, hair processor, and storage medium |
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