CN207021732U - A kind of charging system for skin beautifying apparatus - Google Patents
A kind of charging system for skin beautifying apparatus Download PDFInfo
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- CN207021732U CN207021732U CN201720886614.3U CN201720886614U CN207021732U CN 207021732 U CN207021732 U CN 207021732U CN 201720886614 U CN201720886614 U CN 201720886614U CN 207021732 U CN207021732 U CN 207021732U
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- module
- charging
- resistance
- power supply
- housing
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Abstract
The utility model discloses a kind of charging system for skin beautifying apparatus, main contents are：Including housing, charging indicator light, power supply indicator, power line, control panel, USB charging inlets and cover plate；The control panel is by single-chip microcomputer, charge indicating module, power supply instruction module, overheat protector module, voltage sample module, secondary control charging module, master control charging module and power module composition, charge indicating module, power supply instruction module and USB charging inlets are all connected with single-chip microcomputer, overheat protector module, voltage sample module, secondary control charging module, master control charging module and power module are all connected with single-chip microcomputer, cover plate is arranged on the bottom surface of housing, power line is linked by the wire hole on housing and the power module on control panel, control panel is arranged in housing, casing center is provided with groove, USB charging inlets are arranged on the bottom in housing groove, charging indicator light and power supply indicator are installed on the front of housing.
Description
Technical field
Skin beautifying apparatus technical field is the utility model is related to, specifically, a kind of more particularly to Charging for skin beautifying apparatus
System.
Background technology
The charging system charging connected structure complex designing of existing skin beautifying apparatus so that grafting has some setbacks, conductive unreliable；
The charge efficiency of charging circuit is low simultaneously, charging process is hot and the problems such as the causing battery life to shorten that overcharge.
Utility model content
Technical problem to be solved in the utility model is to be directed to above-mentioned deficiency of the prior art, discloses a kind of use
In the charging system of skin beautifying apparatus, it, which can be realized, carries out quick charge to battery, and can to overvoltage and temperature protection, from
And accumulator property can be given full play to.
Technical scheme is used by the utility model solves its technical problem：A kind of charging system for skin beautifying apparatus,
Including housing, charging indicator light, power supply indicator, power line, control panel, USB charging inlets and cover plate；The control panel is by list
Piece machine, charging indicating module, power supply instruction module, overheat protector module, voltage sample module, secondary control charging module, master control are filled
Electric module and power module composition, charging indicating module, power supply instruction module and the USB charging inlets all connect with single-chip microcomputer
Connect, the overheat protector module, voltage sample module, secondary control charging module, master control charging module and power module all with monolithic
Machine is connected, and the cover plate is arranged on the bottom surface of housing, and the power line passes through the electricity on the wire hole and control panel on housing
Source module is linked, and the control panel is arranged in housing, and the casing center is provided with groove, and the USB charging inlets are arranged on
Bottom in housing groove, charging indicator light and power supply indicator are installed on the front of the housing.
As a kind of preferred embodiment of the present utility model, the charging indicating module is by resistance R1 and charging indicator light
Composition, resistance R1 and the charging indicator light latter termination power pin VCC of series connection and another termination OUT2 pins.
As a kind of preferred embodiment of the present utility model, the power supply instruction module is by resistance R2 and power supply indicator
Composition, the resistance R2 and power supply indicator connect latter termination power pin VCC and the other end is grounded.
As a kind of preferred embodiment of the present utility model, the overheat protector module is by thermistor R3, temperature-sensitive electricity
R4 and thermistor R5 compositions are hindered, are connected again with thermistor R3 after thermistor R4 and thermistor the R5 parallel connections, temperature-sensitive
Resistance R3 upper ends are connected with power pins VCC, thermistor R4 lower ends ground connection, and IN0 pins are terminated on thermistor R4.
As a kind of preferred embodiment of the present utility model, the voltage sample module is by resistance R10, resistance R11, electricity
R12, resistance R13, resistance R14 and electric capacity C1 compositions are hindered, the resistance R10 upper ends and resistance R11 left ends all connect with OUT3 pins
Connect, resistance R11 right-hand members and resistance the R14 upper end all connects IN1 pins, and the resistance R10 lower ends and electric capacity C1 upper ends all connect electricity
R12 left ends are hindered, the electric capacity C1 lower ends, resistance R13 lower ends and resistance R14 lower ends are all grounded, the resistance R12 right-hand members and resistance
R13 upper ends all connect IN2 pins.
The charging process of the charging system includes four-stage：Precharge, quick charge, holding and trickle charge.
The voltage of battery is judged after starting to charge up, if the voltage of battery is less than 2.5V, for activated batteries
The unit put is crossed in inside, and line precharge is entered to battery, and master control charging stops, and secondary control charging carries out low current charge.When battery electricity
When pressure rises to 2.5V, the quick supplement of high current is carried out while low current charge, charge efficiency is high.Adjustable charging electricity
The size of stream controls the charging interval, and then rapidly and efficiently.When carrying out quick charge to battery, charging current generally compares
Greatly.After full charge, if stopping quick charge not in time, charging voltage increases, and electrolyte is decomposed, and will be separated out in negative pole
Lithium metal, cause cell damage.General battery is using a variety of charging termination controls such as temperature control, voltage detecting, current detectings
Mode processed.Temperature control allows for the temperature characterisitic of lithium battery, can not all be carried out when battery temperature is too high or too low normal
Charging, generally use is to set the highest that charges normal and minimum battery temperature value, is detected by thermistor, this
The simple and quick convenience of method.Cell voltage control is when battery charges, and the voltage at battery both ends is detected, so as to carry out
The selection of charging modes.Charging current control is during quick charge, and electric current is detected, and is filled if the electric current is more than
Electric maximum current, carry out charging termination.The method that this charging system employs Comprehensive Control charging, ensure that battery full charge and
Do not overcharge again.When cell voltage is between 3.7V~4.2V, the master control charging modes in this stage are by charging on last stage
Mode determines.There is two ways on last stage：Charge and stop filling.If it is on last stage charging, then this stage continues to protect
Mode on last stage is held, is charged；If it is to stop filling on last stage, then this stage, which is still, to stop filling.Trickle charge
Charging (floating charge) is also known as safeguarded, continuous low current charge is carried out under approximate fully charged state, in case being used during electric discharge.
The utility model has advantages below compared with prior art：Pass through USB charging inlets so that grafting is more suitable
Freely, it is conductive relatively reliable；Can realize to battery carry out quick charge, and can to overvoltage and temperature protection, so as to
To give full play to accumulator property.
Brief description of the drawings
Fig. 1 is a kind of structural front view of embodiment of the present utility model；
Fig. 2 is a kind of A-A structure sectional views of embodiment of the present utility model；
Fig. 3 is a kind of structural representation of embodiment control panel of the present utility model；
Fig. 4 is a kind of circuit diagram of embodiment charging indicating module of the present utility model；
Fig. 5 is a kind of circuit diagram of embodiment power supply instruction module of the present utility model；
Fig. 6 is a kind of circuit diagram of embodiment overheat protector module of the present utility model；
Fig. 7 is the circuit diagram of a kind of embodiment secondary control charging module of the present utility model and master control charging module；
Fig. 8 is a kind of circuit diagram of embodiment voltage sample module of the present utility model.
Description of reference numerals：
1：Housing, 2：Charging indicator light, 3：Power supply indicator, 4：Power line, 5：Control panel, 6：USB charging inlets, 7：Lid
Plate；
51：Single-chip microcomputer, 52：Charge indicating module, and 53：Power supply instruction module, 54：Overheat protector module, 55：Voltage sample
Module, 56：Secondary control charging module, 57：Master control charging module, 58：Power module；
R1、R2、R6、R7、R8、R9、R10、R11、R12、R13、R14：Resistance, R3, R4, R5：Thermistor, D1, D2：Hair
Optical diode, D3：Diode, C1：Electric capacity, Q1, Q2：Triode.
Embodiment
Below in conjunction with the accompanying drawings and embodiment describes the utility model embodiment：
It should be noted that the structure illustrated in this specification institute accompanying drawing, ratio, size etc., only coordinating explanation
Content disclosed in book, so that those skilled in the art understands and reads, it is enforceable to be not limited to the utility model
Qualifications, the modification of any structure, the change of proportionate relationship or the adjustment of size, can be generated not influenceing the utility model
The effect of and the purpose that can reach under, all should still fall and obtain the scope that can cover in the technology contents disclosed in the utility model
It is interior.
Meanwhile cited such as " on ", " under " in this specification, "left", "right", the term of " centre " and " one ", also
Only understanding for ease of narration, and be not used to limit the enforceable scope of the utility model, its relativeness is altered or modified,
In the case where changing technology contents without essence, when being also considered as the enforceable category of the utility model.
As shown in Fig. 1~Fig. 8, it illustrates specific embodiment of the present utility model；As illustrated, the utility model is public
A kind of charging system for skin beautifying apparatus opened, including housing 1, charging indicator light 2, power supply indicator 3, power line 4, control panel
5th, USB charging inlets 6 and cover plate 7；The control panel 5 is by single-chip microcomputer 51, charging indicating module 52, power supply instruction module 53, mistake
Warm protection module 54, voltage sample module 55, secondary control charging module 56, master control charging module 57 and power module 58 form, institute
State charging indicating module 52, power supply instruction module 53 and USB charging inlets 6 to be all connected with single-chip microcomputer 51, the overheat protector mould
Block 54, voltage sample module 55, secondary control charging module 56, master control charging module 57 and power module 58 all connect with single-chip microcomputer 51
Connect, the cover plate 7 is arranged on the bottom surface of housing 1, and the power line 4 passes through the electricity on the wire hole on housing 1 and control panel 5
Source module 58 is linked, and the control panel 5 is arranged in housing 1, and the center of housing 1 is provided with groove, the USB charging inlets 6
Bottom in the groove of housing 1, charging indicator light 2 and power supply indicator 3 are installed on the front of the housing 1.
Preferably, the charging indicating module 52 is made up of resistance R1 and charging indicator light, and the resistance R1 and charging refer to
Show that lamp string joins latter termination power pin VCC and another termination OUT2 pins.Charging indication is similar with power indicating circuit,
For showing charging process.
Preferably, the power supply instruction module 53 is made up of resistance R2 and power supply indicator, and the resistance R2 and power supply refer to
Show that lamp string joins latter termination power pin VCC and the other end is grounded.Whether power supply instruction module 53 is normal for detecting power supply.
After upper electricity, power supply indicator is bright, represents that power supply is normal；Otherwise need to carry out inspection failure.
Preferably, the overheat protector module 54 is made up of thermistor R3, thermistor R4 and thermistor R5, described
Connected again with thermistor R3 after thermistor R4 and thermistor R5 parallel connections, thermistor R3 upper ends connect with power pins VCC
Connect, thermistor R4 lower ends ground connection, IN0 pins are terminated on thermistor R4.System is calculated using the pressure drop of thermistor
Temperature value, the pin that single-chip microcomputer can be AD converted is connected to by collection voltages value, then by the a/d converter of the pin to
Single-chip microcomputer input temp sampled value, carry out temperature sampling.
Preferably, the voltage sample module 55 by resistance R10, resistance R11, resistance R12, resistance R13, resistance R14 and
Electric capacity C1 is formed, and the resistance R10 upper ends and resistance R11 left ends are all connected with OUT3 pins, the resistance R11 right-hand members and resistance
R14 upper ends all connect IN1 pins, the resistance R10 lower ends and electric capacity C1 upper ends all connecting resistance R12 left ends, the electric capacity C1 lower ends,
Resistance R13 lower ends and resistance R14 lower ends are all grounded, and resistance R12 right-hand members and resistance the R13 upper end all connects IN2 pins.Carry out
When judging voltage swing, because single-chip microcomputer simply identifies data signal, it is therefore desirable to be AD converted, convert analog signals into
Data signal, so that single-chip microcomputer is handled.Carry out voltage ratio compared with when, because the pin voltage of single-chip microcomputer is no more than VCC,
And between the early 0~5V of voltage range of battery, in order to ensure security, partial pressure is carried out using resistance to it.The effect of electric capacity is
Filter action.Filter capacitor is used in power rectifier circuit, for filtering out alternating component, makes the direct current of output smoother.
Master control charging circuit is to be used to carry out large current charge, and the conducting of metal-oxide-semiconductor is controlled by single-chip microcomputer pin.When
When the single-chip microcomputer pin is low level, MOS conductings, in magnifying state.Otherwise, MOS is in cut-off state.Secondary control charging circuit
It is similar with the main charging circuit that fills, when the single-chip microcomputer pin is low level, triode ON, there is electric current to flow through, due to it is different when
It is different to carve cell voltage, so during different voltages, charging current is changing.
The utility model preferred embodiment is explained in detail above in conjunction with accompanying drawing, but the utility model is not limited to
Above-mentioned embodiment, in those of ordinary skill in the art's possessed knowledge, the utility model can also not departed from
Made a variety of changes on the premise of objective.
Many other changes and remodeling can be made by not departing from spirit and scope of the present utility model.It should be appreciated that this reality
Specific embodiment is not limited to new, the scope of the utility model is defined by the following claims.
Claims (5)
- A kind of 1. charging system for skin beautifying apparatus, it is characterised in that：Including housing, charging indicator light, power supply indicator, power supply Line, control panel, USB charging inlets and cover plate；The control panel is by single-chip microcomputer, charging indicating module, power supply instruction module, excess temperature Protection module, voltage sample module, secondary control charging module, master control charging module and power module composition, the charging instruction mould Block, power supply instruction module and USB charging inlets are all connected with single-chip microcomputer, the overheat protector module, voltage sample module, secondary control Charging module, master control charging module and power module are all connected with single-chip microcomputer, and the cover plate is arranged on the bottom surface of housing, described Power line is linked by the wire hole on housing and the power module on control panel, and the control panel is arranged in housing, described Casing center is provided with groove, and the USB charging inlets are arranged on the bottom in housing groove, are provided with the front of the housing Charging indicator light and power supply indicator.
- A kind of 2. charging system for skin beautifying apparatus as claimed in claim 1, it is characterised in that：It is described charging indicating module by Resistance R1 and charging indicator light composition, the resistance R1 and charging indicator light connect latter termination power pin VCC and the other end Connect OUT2 pins.
- A kind of 3. charging system for skin beautifying apparatus as claimed in claim 1, it is characterised in that：The power supply instruction module by Resistance R2 and power supply indicator composition, the resistance R2 and power supply indicator connect latter termination power pin VCC and the other end Ground connection.
- A kind of 4. charging system for skin beautifying apparatus as claimed in claim 1, it is characterised in that：The overheat protector module by Thermistor R3, thermistor R4 and thermistor R5 composition, after thermistor R4 and thermistor the R5 parallel connections again with heat Quick resistance R3 series connection, thermistor R3 upper ends are connected with power pins VCC, thermistor R4 lower ends ground connection, on thermistor R4 Terminate IN0 pins.
- A kind of 5. charging system for skin beautifying apparatus as claimed in claim 1, it is characterised in that：The voltage sample module by Resistance R10, resistance R11, resistance R12, resistance R13, resistance R14 and electric capacity C1 compositions, the resistance R10 upper ends and resistance R11 Left end is all connected with OUT3 pins, and resistance R11 right-hand members and resistance the R14 upper end all connects IN1 pins, the resistance R10 lower ends With electric capacity C1 upper ends all connecting resistance R12 left ends, the electric capacity C1 lower ends, resistance R13 lower ends and resistance R14 lower ends are all grounded, institute State resistance R12 right-hand members and resistance R13 upper ends all connect IN2 pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720886614.3U CN207021732U (en) | 2017-07-20 | 2017-07-20 | A kind of charging system for skin beautifying apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720886614.3U CN207021732U (en) | 2017-07-20 | 2017-07-20 | A kind of charging system for skin beautifying apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207021732U true CN207021732U (en) | 2018-02-16 |
Family
ID=61481564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720886614.3U Expired - Fee Related CN207021732U (en) | 2017-07-20 | 2017-07-20 | A kind of charging system for skin beautifying apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207021732U (en) |
-
2017
- 2017-07-20 CN CN201720886614.3U patent/CN207021732U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 Termination date: 20180720 |