CN208874002U - A kind of intelligent charge socket - Google Patents
A kind of intelligent charge socket Download PDFInfo
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- CN208874002U CN208874002U CN201821699249.6U CN201821699249U CN208874002U CN 208874002 U CN208874002 U CN 208874002U CN 201821699249 U CN201821699249 U CN 201821699249U CN 208874002 U CN208874002 U CN 208874002U
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Abstract
The utility model discloses a kind of intelligent charge socket, including jack housing, jack housing is equipped with two pin socket of several USB charging jacks and several AC220V, includes AC output unit, USB output unit, detection unit and control unit inside jack housing；USB output unit is correspondingly arranged with USB charging jack, and AC output unit is correspondingly arranged with two pin socket of AC220V；Detection unit is used to obtain and upload the output voltage of USB output unit and the output voltage of AC output unit to control unit, control unit is used for the output voltage of output voltage and AC output unit according to the USB output unit got, judges whether to disconnect relay control USB output unit power-off and/or the power-off of AC output unit.The intelligent charge socket of the utility model, by setting detection unit and control unit, detection unit detects the trickle of USB output unit circuit; and then carry out power-off protection; the phenomenon that avoiding over-charging of battery realizes AC overload protection, the damage of charging circuit, electrical appliance caused by avoiding because of overload.
Description
Technical field
The utility model relates to the field of charging more particularly to a kind of intelligent charge sockets.
Background technique
With the continuous development of social science and technology, the use of mobile phone plane plate computer is also more and more frequent.Even if with mobile phone electricity
Its capacity of the development of pool technology is also gradually expanding, but frequently uses these smart machines, also means that needs continually
Charging.Existing charger is composed of transformer, rectifier diode, current-limiting resistance and indicator light mostly, is being charged
Cheng Zhong is cut off the power manually with user to stop charging mostly.And battery charging overall process generally will by quick charge,
Continous way charging, trickle charge three phases, after the first two stage, although system charge shows 100%, actually
Battery is not really achieved saturation state, and only approximation is completely filled with electricity, and remaining capacity is needed by small arteries and veins at this time
Electric current supplement is rushed, this stage usually requires 30-40 minutes, and three phases are fully completed, and it is full that battery can just be really achieved electricity
The kilter of sum.Based on this, battery is in the state being completely filled with and is difficult to determine for a user, due to not having phase
The power-off of pass is arranged, and when system charge shows 100%, user could not enough power off in time, therefore battery mistake often occur
The phenomenon that filling.The phenomenon that over-charging of battery, will directly affect the service life of battery, and cause the waste of the energy.
Obviously, nowadays lack a kind of socket circuit for capableing of self-protection disconnection power supply, be able to detect whether electricity fills
It is full, power operation is executed if charging complete, effectively avoids the waste and loss of electric power, and protects mobile phone or flat
The trouble free service of plate computer, and then extend the service life of battery, effective protection mobile phone or tablet computer are avoided because of over-charging of battery
Phenomenon and damage.
Utility model content
It for overcome the deficiencies in the prior art, can be automatic the purpose of this utility model is that a kind of intelligent charge socket
Power-off protection battery.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of intelligent charge socket, including jack housing, the jack housing are equipped with several USB charging jacks and several
Two pin socket of AC220V, the jack housing inside include that AC output unit, USB output unit, detection unit and control are single
Member；The USB output unit is correspondingly arranged with the USB charging jack, and the AC output unit and two pin of AC220V are inserted
Mouth is correspondingly arranged；The detection unit is used to obtain and upload the output voltage and AC output list of the USB output unit
The output voltage of member to described control unit, described control unit is used for the output according to the USB output unit got
The output voltage of voltage and the AC output unit, judge whether to disconnect relay control USB output unit power-off and/or
The AC output unit power-off.
Further, the detection unit includes detection transformer, and the detection transformer is for detecting USB output unit
Circuit voltage and the AC output unit circuit voltage.
Further, the detection unit further includes bridge rectifier, and the bridge rectifier receives the detection transformation
The detection signal of device exports after being rectified to described control unit.
Further, described control unit includes programming logic integrated circuit module and processor module, described to compile
Journey logical integrated circuit module is used to judge to judge that the USB is defeated according to the detection voltage of the USB output unit received
Whether unit generates trickle out, and exports corresponding level to the processor module；The programming logic integrated circuit module
For judging to judge whether the AC output unit is in overload shape according to the detection voltage of the AC output unit received
State, and corresponding level is exported to the processor module；The processor module is for receiving corresponding level signal, according to level
Signal judgement control relay disconnects.
Further, the processor module is also connected with WiFi module, the WiFi module be used for and terminal device into
Row interaction.
Compared with prior art, the utility model has the beneficial effects that:
A kind of intelligent charge socket of the utility model is used for by setting detection unit and control unit, detection unit
The output voltage of USB output unit and the output voltage of AC output unit are obtained and uploaded to control unit, control unit according to
The detection voltage got, if the detection voltage of USB output unit is lower, i.e., circuit generates trickle, cell-phone battery electric-charge quantity at this time
Close to absolutely, control unit disconnects relay and automatically controls the phenomenon that charging circuit disconnects, avoids over-charging of battery；If AC is defeated
The detection voltage of unit is higher out, overload phenomenon occurs, and control unit disconnects relay and automatically controls AC output unit electricity at this time
Road disconnects, and realizes AC overload protection, the damage of charging circuit, electrical appliance caused by avoiding because of overload.
Detailed description of the invention
Fig. 1 is a kind of intelligent charge socket internal circuit schematic diagram of utility model；
Fig. 2 is Fig. 1 USB output unit circuit diagram；
Fig. 3 is Figure 1A C output unit circuit diagram；
Fig. 4 is Fig. 1 detection cell circuit schematic diagram；
Fig. 5 is Fig. 1 control unit circuit diagram；
Fig. 6 is each module connection diagram inside a kind of intelligent charge socket of utility model.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
A kind of intelligent charge socket as shown in figs 1 to 6, including jack housing, the jack housing are equipped with several USB and fill
Two pin socket of electrical outlet and several AC220V, jack housing inside include AC output unit, USB output unit, detection unit
And control unit；The USB output unit is correspondingly arranged with the USB charging jack, and the AC output unit and two pin of AC220V are inserted
Mouth is correspondingly arranged；The detection unit be used for obtain and upload the USB output unit output voltage and the AC output unit it is defeated
Voltage to the control unit, the control unit is used for defeated according to the output voltage of the USB output unit got and the AC out
The output voltage of unit out judges whether that disconnection relay controls USB output unit power-off and/or the AC output unit is disconnected
Electricity.The intelligent charge socket of the present embodiment, three USB charging jacks are provided in jack housing and two pin of AC220V is inserted
Mouthful, three USB charging jacks meet more equipment charge demands, and two pin socket of AC220V meets the power demand of distinct device.It inserts
Seat internal circuit includes USB output unit circuit, and USB output unit circuit is correspondingly arranged with three USB charging jacks, and USB is defeated
Out unit as shown in Fig. 2, AC output unit as shown in figure 3, detection unit as shown in figure 4, control unit as shown in figure 5, detection
Unit for obtaining the detection voltage of USB output unit, AC output unit two parts circuit respectively, to be realized by control unit
Battery is expired electricity and is automatically powered off and AC overload protection function.
USB output unit circuit when mobile phone or fully charged tablet computer battery automatically powers off protection, avoids battery
It overcharges, so that charging equipment can automatically power off protection charging equipment after fully charged.AC output unit then detects electricity in circuit
It presses through high pass control unit and realizes power-off AC overload protection.The detection unit includes detection transformer, which uses
In the circuit voltage of detection USB output unit and the circuit voltage of the AC output unit.The detection unit further includes bridge rectifier
Device, the bridge rectifier receive the detection signal of the detection transformer, export after being rectified to the control unit.The control list
Member includes programming logic integrated circuit module and processor module, and the programming logic integrated circuit module is for judging basis
The detection voltage of the USB output unit received, judges whether the USB output unit generates trickle, and exports corresponding level
To the processor module；The programming logic integrated circuit module is used to judge the detection according to the AC output unit received
Voltage, judges whether the AC output unit is in overload, and exports corresponding level to the processor module；The processor die
Block judges that control relay disconnects for receiving corresponding level signal, according to level signal.Over-charging of battery protection mainly utilizes
Trickle charge principle in battery charging process.Trickle charge is caused after fully charged due to self discharge for making up battery
Capacitance loss.Above-mentioned purpose is generally realized using pulse current charge.To compensate self discharge, battery is made to be maintained at approximate
The continuous low current charge of fully charged state.Also known as maintenance charging.The DC power system of telecommunication installation, signal system etc.
Battery, many places are in trickle charge state after fully charged, in case using when electric discharge.Firstly, the detection transformation of detection unit
Device obtains the detection voltage that circuit is obtained from USB output unit circuit, and detection voltage is rectified by bridge rectifier BD1,
1 pin of DC voltage to programming logic integrated circuit module U8 is exported, if USB output unit generates trickle at this time, also
It is that the DC voltage of saying that programming logic integrated circuit module U8 is received at this time is relatively low, programming logic integrated circuit module
U8 passes through one voltage value of setting, when voltage is lower than this given threshold, the 6 of programming logic integrated circuit module U8
Pin exports the base stage of a high level to Q4, after reversed collector export low level to processor module U7 10 pins,
Processor module U7 receive it is low it is flat after can export a low level control relay KV1A from the 6th pin and disconnect, Jin Ershi
The function of existing power-off protection.On the other hand, it when AC overload protection mainly utilizes detection unit detection circuit power excessive, carries out
Power off AC overload protection.The detection transformer of detection unit obtains the detection voltage that circuit is obtained from AC output unit circuit, inspection
After survey voltage is rectified by bridge rectifier BD1, after the diode ZD1 of resistance R4,18V, resistance R36, R37, R35
Output is to triode Q6, if AC output unit overloads at this time, the DC voltage that triode Q6 is received can be relatively high, is more than
ZD1 is connected when 18V, then triode ON, high level enter high level from the base stage of triode Q6, exports after reversed from collector
Low level is to the 3rd pin of programming logic integrated circuit module U8,6 pins of programming logic integrated circuit module U8 at this time
The base stage for exporting high level to Q4, collector exports 10 pins of the low level to processor module U7, processing after reversed
Device module U7 is received can export a low level control relay KV1A disconnection from the 6th pin after high point is put down, and then realize
AC overload protection.
In addition, the processor module is also connected with WiFi module, the WiFi module with terminal device for interacting.With
Family data interaction is realized using WiFi module and processor module by mobile terminal APP.Processor module and WiFi module shape
At WiFi mould group, when receiving the instruction for opening circuit, the 6th pin of processor module U7, which exports a high level, makes relay
Device KV1B conducting, and then relay KV1A is connected, circuit output voltage is that AC output unit and USB output unit are powered.When
When receiving the instruction of disconnecting circuit, then the 6th pin of opposite processor module U7 exports a low level, and triode Q3 is not led
It is logical, then make relay KV1B there is no electric current to flow through, be not turned on, and then disconnect relay KV1A, circuit disconnects, and does not export electricity
Pressure, then AC output unit and the power-off of USB output unit.
In addition, realizing the timing controlled of circuit in order to preferably control socket circuit, which can basis
The timing of control signal control relay or disconnect immediately that WiFi module receives.Processor module receives control and disconnects letter
After number, according to pre-set processing timing node, it is selected in sometime node control circuit disconnection.On the other hand, due to
Battery generally will be by quick charge, continous way charging, trickle charge three phases, by the first two stage in charging overall process
Later, although system charge shows 100%, actually battery is not really achieved saturation state, and only approximation is completely filled with
Electricity, remaining capacity needs to supplement by small pulse current at this time, this stage usually requires 30-40 minutes, three
Stage is fully completed, and battery can just be really achieved the kilter of electricity saturation.So in order to making battery charging as far as possible
It just can carry out automatically powering off operation close to after a hundred percent.Because trickle charge can continue be full of for 30-40 minutes, institute
After determining that the USB output unit generates trickle with the programming logic integrated circuit module, output low level to the processor die
Block, the processor module disconnect relay in set period of time (30 minutes) afterwards and control USB output unit power-off.Processor die
Block is preset power off after 30 minutes as needed, in this way, can't directly break when control unit detects trickle at the beginning
Electricity, after trickle charge 30 minutes, battery capacity is in the state for being closer to saturation, carries out power-off protection again at this time, as far as possible
Be full of battery capacity in the case where protecting battery.
A kind of intelligent charge socket of the present embodiment, by setting detection unit and control unit, detection unit is for obtaining
The output voltage of USB output unit and the output voltage of AC output unit are taken and uploaded to control unit, control unit is according to obtaining
The detection voltage got, if the detection voltage of USB output unit is lower, i.e., circuit generates trickle at this time, and cell-phone battery electric-charge quantity connects
The phenomenon that close absolutely control unit disconnects relay and automatically controls charging circuit disconnection, avoids over-charging of battery；If AC is exported
The detection voltage of unit is higher, overload phenomenon occurs, control unit disconnects relay and automatically controls AC output unit circuit at this time
It disconnects, realizes AC overload protection, the damage of charging circuit, electrical appliance caused by avoiding because of overload.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (5)
1. a kind of intelligent charge socket, it is characterised in that: including jack housing, the jack housing is equipped with several USB charging and inserts
Mouthful and two pin socket of several AC220V, include inside the jack housing AC output unit, USB output unit, detection unit and
Control unit；The USB output unit is correspondingly arranged with the USB charging jack, the AC output unit and the AC220V
Two pin sockets are correspondingly arranged；The detection unit is used to obtain and upload the output voltage and the AC of the USB output unit
The output voltage of output unit to described control unit, described control unit is used for according to the USB output unit got
Output voltage and the AC output unit output voltage, judging whether to disconnect relay, to control the USB output unit disconnected
The electric and/or described AC output unit power-off.
2. intelligent charge socket as described in claim 1, it is characterised in that: the detection unit includes detection transformer, institute
It states detection transformer and is used to detect the circuit voltage of USB output unit and the circuit voltage of the AC output unit.
3. intelligent charge socket as claimed in claim 2, it is characterised in that: the detection unit further includes bridge rectifier,
The bridge rectifier receives the detection signal of the detection transformer, exports after being rectified to described control unit.
4. intelligent charge socket as described in claim 1, it is characterised in that: described control unit includes that programmable logic is integrated
Circuit module and processor module, the programming logic integrated circuit module are used to judge defeated according to the USB received
The detection voltage of unit out, judges whether the USB output unit generates trickle, and exports corresponding level to the processor die
Block；The programming logic integrated circuit module is used to judge to be sentenced according to the detection voltage of the AC output unit received
Whether the AC output unit that breaks is in overload, and exports corresponding level to the processor module；The processor die
Block judges that control relay disconnects for receiving corresponding level signal, according to level signal.
5. intelligent charge socket as claimed in claim 4, it is characterised in that: the processor module is also connected with WiFi mould
Block, the WiFi module with terminal device for interacting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821699249.6U CN208874002U (en) | 2018-10-19 | 2018-10-19 | A kind of intelligent charge socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821699249.6U CN208874002U (en) | 2018-10-19 | 2018-10-19 | A kind of intelligent charge socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208874002U true CN208874002U (en) | 2019-05-17 |
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ID=66470483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821699249.6U Active CN208874002U (en) | 2018-10-19 | 2018-10-19 | A kind of intelligent charge socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208874002U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244761A (en) * | 2018-10-19 | 2019-01-18 | 广东维锐科技股份有限公司 | A kind of intelligent charge socket |
-
2018
- 2018-10-19 CN CN201821699249.6U patent/CN208874002U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244761A (en) * | 2018-10-19 | 2019-01-18 | 广东维锐科技股份有限公司 | A kind of intelligent charge socket |
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