CN206808884U - A kind of eyelash curler and its heater circuit - Google Patents
A kind of eyelash curler and its heater circuit Download PDFInfo
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- CN206808884U CN206808884U CN201720157606.5U CN201720157606U CN206808884U CN 206808884 U CN206808884 U CN 206808884U CN 201720157606 U CN201720157606 U CN 201720157606U CN 206808884 U CN206808884 U CN 206808884U
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- heating unit
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Abstract
The utility model discloses a kind of eyelash curler and its heater circuit, suitable for cosmetic product technical field.The utility model provides a kind of heater circuit of eyelash curler, including：Power supply unit, voltage regulation unit and heating unit；Power supply unit exports the first direct current to voltage regulation unit, and voltage regulation unit carries out voltage stabilizing to the first direct current and obtains the second direct current, and voltage regulation unit exports the second direct current to heating unit, and heating unit is begun to warm up according to the second direct current, and monitors heating-up temperature；When the current heating-up temperature of heating unit is more than temperature predetermined threshold value, heating unit stops heating, when the current heating-up temperature of heating unit is less than temperature predetermined threshold value, heating unit restarts to heat, eyelash curler is operated in certain temperature range, eliminate eyelash curler because temperature is too high and existing for potential safety hazard.
Description
Technical field
It the utility model is related to cosmetic product technical field, more particularly to a kind of eyelash curler and its heater circuit.
Background technology
As the improvement of people's living standards, requirement of the people to quality of life is also increasingly increasing.Nowadays in social field
In conjunction, people would generally make up and attend, to be made a good impression to people.Many of existing toiletry is required for passing through electricity
Pond or external power source power supply could use, for example, hair dryer, curling iron and eyelash curler etc..
Although existing eyelash curler is by battery powered, eyelashes can be controlled by the selection switched with gear
The degree of heat of curler, but when the temperature of eyelash curler reaches to a certain degree, people are using eyelash curler in eye
Cosmetic action is carried out around portion, easily causes burn of the eye.Therefore, there is the problem of potential safety hazard in existing eyelash curler.
Utility model content
Purpose provided by the utility model is to provide a kind of eyelash curler and its heater circuit, it is intended to solves existing
The problem of potential safety hazard be present in eyelash curler.
A kind of heater circuit of eyelash curler provided by the utility model, the heater circuit include：It is power supply unit, steady
Press unit and heating unit；
The voltage output end of said supply unit is connected with the voltage input end of the voltage regulation unit, the voltage regulation unit
Voltage output end is connected with the first voltage input of the heating unit, the second voltage input of the heating unit and institute
The voltage output end for stating power supply unit is connected；
Said supply unit exports the first direct current to the voltage regulation unit, and the voltage regulation unit is to first direct current
Carry out voltage stabilizing and obtain the second direct current, the voltage regulation unit exports the second direct current, the heating unit to the heating unit
Begun to warm up according to second direct current, and monitor heating-up temperature；
When the current heating-up temperature of the heating unit is equal to or more than temperature predetermined threshold value, the heating unit stops
Heating, when the current heating-up temperature of the heating unit is less than the temperature predetermined threshold value, the heating unit is opened again
Begin to heat.
Another object of the present utility model is to provide a kind of eyelash curler, and the eyelash curler includes as described above
Heater circuit.
The utility model provides a kind of heater circuit of eyelash curler, including：Power supply unit, voltage regulation unit and heating are single
Member；Power supply unit exports the first direct current to voltage regulation unit, and voltage regulation unit carries out voltage stabilizing to the first direct current and obtains the second direct current
Electricity, voltage regulation unit export the second direct current to heating unit, and heating unit is begun to warm up according to the second direct current, and monitors heating
Temperature；When the current heating-up temperature of heating unit is equal to or more than temperature predetermined threshold value, heating unit stops heating, Zhi Daojia
When the current heating-up temperature of hot cell is less than temperature predetermined threshold value, heating unit restarts to heat so that eyelash curler energy
Enough be operated in certain temperature range, eliminate eyelash curler because temperature is too high and existing for potential safety hazard.
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of the heater circuit for eyelash curler that the utility model embodiment provides；
Fig. 2 is a kind of physical circuit figure of the heater circuit for eyelash curler that the utility model embodiment provides；
Fig. 3 is a kind of heating part structural representation for eyelash curler that the utility model embodiment provides；
Fig. 4 is a kind of section signal of the heating part length direction for eyelash curler that the utility model embodiment provides
Figure.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
Purpose provided by the utility model is to provide a kind of eyelash curler and its heater circuit, it is intended to solves existing
The problem of potential safety hazard be present in eyelash curler.
In order to illustrate technical scheme that the utility model embodiment is provided, said below by specific embodiment
It is bright.
Fig. 1 shows a kind of structure of the heater circuit for eyelash curler that the present embodiment provides, as shown in figure 1, a kind of
The heater circuit 100 of eyelash curler includes：Power supply unit 10, voltage regulation unit 20 and heating unit 30.
The voltage output end of power supply unit 10 is connected with the voltage input end of voltage regulation unit 20, and the voltage of voltage regulation unit 20 is defeated
Go out end with the first voltage input of heating unit 30 to be connected, second voltage input and the power supply unit 10 of heating unit 30
Voltage output end is connected.
Power supply unit 10 exports the first direct current to voltage regulation unit 20, and voltage regulation unit 20 carries out voltage stabilizing to the first direct current and obtained
To the second direct current, voltage regulation unit 20 exports the second direct current to heating unit 30, and heating unit 30 is established by cable according to the second direct current
Begin to heat, and monitor heating-up temperature.
When the current heating-up temperature of heating unit 30 is equal to or more than temperature predetermined threshold value, heating unit 30 stops adding
Heat, when the current heating-up temperature of heating unit 30 is less than temperature predetermined threshold value, heating unit 30 restarts to heat.
It should be noted that current heating-up temperature is not the actual temperature of calandria in heating unit 30, but heat single
Temperature around member 30.Because heating unit 30 is in heating process, the temperature around heating unit 30 can be with heating unit 30
Temperature rise and raise, therefore, the reality of the current heating-up temperature of the heating unit 30 less than calandria in heating unit 30
Border temperature.It is understood that in actual applications, in the case of the normal work of heater circuit 100, when working as heating unit 30
When preceding heating-up temperature is equal to or more than temperature predetermined threshold value, heating unit 30 stops heating；When the current heating of heating unit 30
When temperature is less than temperature predetermined threshold value, heating unit 30 restarts to heat, and then causes the heating-up temperature quilt of heating unit 30
Control is in the range of a fixed temperature.
Fig. 2 shows a kind of physical circuit figure of the heater circuit for eyelash curler that the present embodiment provides, such as Fig. 2 institutes
Show, power supply unit 10 includes：Battery pack BT1, first switch S1, the first electric capacity C1 and the second electric capacity C2.
Battery pack BT1 first end is connected with first switch S1 first end, and first switch S1 the second end is single for power supply
The output end of member 10, the first electric capacity C1 first end and the second electric capacity C2 first end connect first switch S1 the second end altogether, the
One electric capacity C1 the second end and the second electric capacity C2 the second end are grounded altogether, battery pack BT1 the second end ground connection.
As shown in Fig. 2 voltage regulation unit 20 includes：First chip U1, the first inductance L1, the electricity of the first diode D1 and the 3rd
Hold C3.
The node that first chip U1 Enable Pin EN is connected with the first inductance L1 first end is the voltage of voltage regulation unit 20
Input, the first inductance L1 the second end and the first chip U1 inputs IN connect the first diode D1 first end altogether, and the one or two
The node that pole pipe D2 the second end is connected with the first chip U1 output end OUT be voltage regulation unit 20 voltage output end, the 3rd
Electric capacity C3 first end is connected with the first diode D1 the second end, the 3rd electric capacity C3 the second end ground connection.
As shown in Fig. 2 heating unit 30 includes：Second chip U2, first switch pipe Q1, first resistor R1, second resistance
R2,3rd resistor R3, the 4th resistance R4 and heating wire T1.
Second chip U2 energization input VDD is the first voltage input of heating unit 30, the of first resistor R1
One end is connected with the second chip U2 the first temperature signal end HOT, first resistor R1 first end and the first of second resistance R2
End connects the second chip U2 second temperature signal end NTC, second resistance R2 the second end ground connection altogether, and heating wire T1 first end is
The second voltage input of heating unit 30, heating wire T1 the second end are connected with first switch pipe Q1 hot end, and first
The 4th resistance R4, first switch pipe Q1 low electricity are connected between switching tube Q1 controlled end and first switch pipe Q1 cold end
Position end ground connection, 3rd resistor R3 first end is connected with the second chip U2 temperature control end NTC_CON, and the of 3rd resistor R3
Two ends are connected with first switch pipe Q1 controlled end.
In all embodiments of the present utility model, first switch pipe Q1 can be triode, IGBT pipes or metal-oxide-semiconductor.
Further, first switch pipe Q1 can be the IGBT pipes with body diode.
As a preferred embodiment of the present utility model, first switch pipe Q1 is the IGBT pipes Q1 with body diode, first
Switching tube Q1 controlled end is the grid of the IGBT pipes Q1 with body diode, and first switch pipe Q1 hot end is band body two pole
The IGBT pipes Q1 of pipe drain electrode, first switch pipe Q1 cold end are the source electrode of the IGBT pipes Q1 with body diode.
Original is operated to a kind of heater circuit of eyelash curler provided by the utility model below in conjunction with Fig. 1 to Fig. 2
Manage explanation.
As shown in Fig. 2 when first switch S1 is connected, the battery pack BT1 in power supply unit 10 provides for voltage regulation unit 20
First direct current.First direct current leads to the first chip U1 input by the first inductance L1, while triggers the first chip U1
Enable Pin work, heating wire T1 also into heating unit 30 provides operating voltage.First chip U1 enters to the first direct current
After row voltage stabilizing, the second direct current is exported to heating unit 30.
The second chip U2 in heating unit 30 starts working according to the second direct current, first resistor R1 in heating unit 30
Or second resistance R2 detection heating wires T1 temperature, and the temperature information detected is sent to the second chip U2.
As a kind of implementation of the present utility model, first resistor R1 can be thermistor, i.e. first resistor R1's
Resistance changes according to the temperature change of its working environment, therefore the voltage signal at first resistor R1 both ends can be used for describing the
The temperature information of one resistance R1 working environment.
As another implementation of the present utility model, second resistance R2 can be thermistor, i.e. second resistance R2
Resistance changed according to the temperature change of its working environment, because second resistance R2 the second end is grounded, therefore second resistance
The voltage signal at R2 both ends can determine, and then can be used to describe the temperature information of second resistance R2 working environment.
When first resistor R1 or second resistance R2 detect that heating wire T1 current heating-up temperature is pre- equal to or more than temperature
If during threshold value, the second chip U2 sends cut-off signals by 3rd resistor R3 to first switch pipe Q1 controlled end, and then makes the
One switching tube Q1 ends, while controls heating wire T1 to be stopped, until detecting hair as first resistor R1 or second resistance R2
When heated filament T1 current heating-up temperature is less than the temperature predetermined threshold value, the second chip U2 is by 3rd resistor R3 to first switch
Pipe Q1 controlled end sends Continuity signal, and then turns on first switch pipe Q1, while controls heating wire T1 to restart work.
The utility model provides a kind of heater circuit of eyelash curler, including：Power supply unit, voltage regulation unit and heating are single
Member；Power supply unit exports the first direct current to voltage regulation unit, and voltage regulation unit carries out voltage stabilizing to the first direct current and obtains the second direct current
Electricity, voltage regulation unit export the second direct current to heating unit, and heating unit is begun to warm up according to the second direct current, and monitors heating
Temperature；When the current heating-up temperature of heating unit is equal to or more than temperature predetermined threshold value, heating unit stops heating, Zhi Daojia
When the current heating-up temperature of hot cell is less than temperature predetermined threshold value, heating unit restarts to heat so that eyelash curler energy
Enough be operated in certain temperature range, eliminate eyelash curler because temperature is too high and existing for potential safety hazard.
The utility model provides a kind of eyelash curler 200, and it includes the heater circuit of eyelash curler as described above
100。
Fig. 3 shows a kind of heating part structural representation of eyelash curler provided by the utility model.
As shown in figure 3, eyelash curler 110 includes：Handheld Division and heating part 110 are, it is necessary to illustrate, due to this practicality
New improvement project is the heating part 110 of eyelash curler 200, therefore Handheld Division is not described excessively.
As shown in figure 3, be provided with the first cavity 111 along the length direction of heating part 110, and with the phase of the first cavity 111
The second adjacent cavity 112, the outer surface of heating part 110 are provided with the shaping for being used for contacting with eyelashes by the side of the first cavity 111
Portion 115.
Fig. 4 is a kind of section signal of the heating part length direction for eyelash curler that the utility model embodiment provides
Figure.
As shown in figure 4, the heating unit in heater circuit 100 includes：Calandria and temperature sensor；Calandria is located at the
In one cavity 111, temperature sensor is in the second cavity 112.
When heating unit works, calandria generates heat and then the temperature of raising forming part 115, described in temperature sensor detection
The temperature of heating unit in the course of the work.
When temperature sensor detects that the current heating-up temperature of calandria is equal to or more than temperature predetermined threshold value, calandria
Stop heating, when the current heating-up temperature until detecting calandria when temperature sensor is less than temperature predetermined threshold value, add
Hot body weight is newly begun to warm up.
It is additionally provided with heating part 110 and is connected with the second cavity 112, and circuit connection is provided for the both ends of temperature sensor
First connection jaws 113 and the second connection jaws 114.
Refer to Fig. 2 and Fig. 4, it is to be understood that in actual applications, the calandria in the first cavity 111 can
So that including the heating wire T1 in Fig. 4, the temperature sensor in the second cavity 112 can be first resistor R1 or second resistance
R2, or first resistor R1 and second resistance R2.As a preferred scheme of the present utility model, heating part 110 can be circle
Cylinder, forming part 115 are the part or all of curved surface (not shown) of cylinder.
As shown in figure 3, as another preferred scheme of the present utility model, heating part 110 is cuboid, and forming part 115 is
The V-shaped groove set along cuboid length direction.
A kind of eyelash curler 200 in the present embodiment implementation related to the utility model or operation principle are
Describe in detail in the above-described embodiments, therefore here is omitted.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, make some equivalent substitutes or obvious modification without departing from the concept of the premise utility, and performance or
Purposes is identical, should all be considered as belonging to the scope of patent protection that the utility model is determined by the claims submitted.
Claims (10)
1. a kind of heater circuit of eyelash curler, it is characterised in that the heater circuit includes：Power supply unit, voltage regulation unit
And heating unit；
The voltage output end of said supply unit is connected with the voltage input end of the voltage regulation unit, the voltage of the voltage regulation unit
Output end is connected with the first voltage input of the heating unit, second voltage input and the confession of the heating unit
The voltage output end of electric unit is connected；
Said supply unit exports the first direct current to the voltage regulation unit, and the voltage regulation unit is carried out to first direct current
Voltage stabilizing obtains the second direct current, and the voltage regulation unit exports the second direct current to the heating unit, the heating unit according to
Second direct current is begun to warm up, and monitors heating-up temperature；
When the current heating-up temperature of the heating unit is equal to or more than temperature predetermined threshold value, the heating unit stops adding
Heat, when the current heating-up temperature of the heating unit is less than the temperature predetermined threshold value, the heating unit restarts
Heating.
2. the heater circuit of eyelash curler as claimed in claim 1, it is characterised in that said supply unit includes：Battery
Group, first switch, the first electric capacity and the second electric capacity；
The first end of the battery pack is connected with the first end of the first switch, and the second end of the first switch is the confession
The output end of electric unit, the first end of the first end of first electric capacity and second electric capacity connect the of the first switch altogether
Two ends, the second end of first electric capacity and the second end of second electric capacity are grounded altogether, the second end ground connection of the battery pack.
3. the heater circuit of eyelash curler as claimed in claim 1, it is characterised in that the voltage regulation unit includes：First
Chip, the first inductance, the first diode and the 3rd electric capacity；
The node that the Enable Pin of first chip is connected with the first end of first inductance is the voltage of the voltage regulation unit
Input, the second end of first inductance meet the first end of first diode, institute with the first chip input altogether
State the second end of the first diode and voltage output that node that the output end of first chip is connected is the voltage regulation unit
End, the first end of the 3rd electric capacity are connected with the second end of first diode, the second termination of the 3rd electric capacity
Ground.
4. the heater circuit of eyelash curler as claimed in claim 1, it is characterised in that the heating unit includes：Second
Chip, first switch pipe, first resistor, second resistance, 3rd resistor, the 4th resistance and heating wire；
The energization input of second chip be the heating unit first voltage input, the first of the first resistor
End is connected with the first temperature signal end of second chip, the first end of the first resistor and the first of the second resistance
End connects the second temperature signal end of second chip altogether, and the second end of the second resistance is grounded, and the first of the heating wire
Hold the second voltage input for the heating unit, the second end of the heating wire and the hot end of the first switch pipe
It is connected, the 4th resistance, institute is connected between the cold end of the controlled end of the first switch pipe and the first switch pipe
State the cold end ground connection of first switch pipe, the first end of the 3rd resistor and the temperature control end phase of second chip
Even, the second end of the 3rd resistor is connected with the controlled end of the first switch pipe.
5. the heater circuit of eyelash curler as claimed in claim 4, it is characterised in that the first switch Guan Weisan poles
Pipe, IGBT pipes or metal-oxide-semiconductor.
6. the heater circuit of eyelash curler as claimed in claim 5, it is characterised in that the first switch pipe is band body two
The IGBT pipes of pole pipe, the controlled end of the first switch pipe are the grid of the IGBT pipes with body diode, and described first opens
The hot end for closing pipe is the drain electrode of the IGBT pipes with body diode, and the cold end of the first switch pipe is the band
The source electrode of the IGBT pipes of body diode.
7. a kind of eyelash curler, it is characterised in that the eyelash curler includes eyelash curler as claimed in claim 1
Heater circuit.
8. eyelash curler as claimed in claim 7, it is characterised in that the eyelash curler includes：Handheld Division and heating
Portion, the first cavity, and second cavity adjacent with first cavity are provided with along the length direction of the heating part, it is described
The outer surface of heating part is provided with the forming part for being used for contacting with eyelashes by the side of first cavity；
Heating unit in the heater circuit includes：Calandria and temperature sensor；The calandria is located at first chamber
In vivo, the temperature sensor is in second cavity；
When the heating unit works, the calandria generates heat and then improves the temperature of the forming part, the TEMP
Device detects the temperature of the heating unit in the course of the work.
9. eyelash curler as claimed in claim 8, it is characterised in that be additionally provided with the heating part and second cavity
Connect, and the first connection jaws and the second connection jaws of circuit connection are provided for the both ends of the temperature sensor.
10. eyelash curler as claimed in claim 8 or 9, it is characterised in that the heating part is cylinder, the shaping
Portion is the part or all of curved surface of the cylinder；Or
The heating part is cuboid, and the forming part is the V-shaped groove set along the cuboid length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720157606.5U CN206808884U (en) | 2017-02-21 | 2017-02-21 | A kind of eyelash curler and its heater circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720157606.5U CN206808884U (en) | 2017-02-21 | 2017-02-21 | A kind of eyelash curler and its heater circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206808884U true CN206808884U (en) | 2017-12-29 |
Family
ID=60750823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720157606.5U Active CN206808884U (en) | 2017-02-21 | 2017-02-21 | A kind of eyelash curler and its heater circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206808884U (en) |
-
2017
- 2017-02-21 CN CN201720157606.5U patent/CN206808884U/en active Active
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