CN107834673A - Charger is automatically powered off after one kind charging - Google Patents
Charger is automatically powered off after one kind charging Download PDFInfo
- Publication number
- CN107834673A CN107834673A CN201711423277.5A CN201711423277A CN107834673A CN 107834673 A CN107834673 A CN 107834673A CN 201711423277 A CN201711423277 A CN 201711423277A CN 107834673 A CN107834673 A CN 107834673A
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- CN
- China
- Prior art keywords
- charging
- charger
- wire
- plug
- plug base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000003381 stabilizer Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- 230000032683 aging Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
- H02J7/0032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits disconnection of loads if battery is not under charge, e.g. in vehicle if engine is not running
-
- H02J7/0091—
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
Charger is automatically powered off after being charged the invention discloses one kind; including plug base and power transformer; the bottom outer surface of the plug base is provided with plug; the upper end outer surface centre position of the plug base is installed with charging inlet and signal line jack; the upper end of charging inlet and the signal line jack is provided with charging wire and signal wire; and charging wire and signal wire are flexibly connected by charging inlet and signal line jack with plug base, the charging wire is provided with protection rubber sleeve with signal wire both ends outer surface centre position.Charger is automatically powered off after a kind of charging of the present invention, its control section is provided with microswitch, temperature relay and the time relay.It is suitable for wireless charger and the charging connectors with charge function.To make full use of existing charger, control section can be done to the attachment means of a charger and socket, equally reach the function of automatically powering off, bring more preferable prospect of the application.
Description
Technical field
The present invention relates to charging equipment field, charger is automatically powered off after more particularly to a kind of charging.
Background technology
The electrical equipment such as mobile phone some of the staff after charging terminates only lift down mobile phone etc., and charger is still inserted on socket,
Charger primary side is also in "on" position, and the charger that gets off for a long time meeting accelerated ageing, the class of insulation can be reduced or even deteriorated, therefore
Trigger fire to happen occasionally, so needing a kind of control technology to be used to cut off light source of charger after charger charging terminates, reach
To charging, defencive function；There is the drawbacks of certain in existing charger, light source of charger break-make must be pulled out manually at present when in use
Fall or using switch OFF, but most of personnel do not do this action, while the plug chassis interior of charger can also be in powered
State, therefore, disaster hidden-trouble is had, media report related event of fire often, and user is in electricity such as mobile phone, battery trucks
It may forget to pull out charger on time after fully charged due to falling asleep or being in busy condition after device, equipment charge, and
Under the high-temperature condition of summer sweltering heat, charger is likely to be at a kind of superheat state, and this state may result in fire, blast
Occur Deng unexpected, bring serious fire incident hidden danger, therefore, it is proposed that automatically powering off skill after a kind of charging of charger
Art.
This control technology can be used for the power-off protection of existing charger, increases a company between charger and socket
Connection device, the power supply inside charging base can be cut off, it is safer relative to power supply at traditional cut-out charging wire port,
It can reach charging, defencive function.
The content of the invention
It is a primary object of the present invention to automatically power off charger after providing a kind of charging, can effectively solve background technology
The problem of middle.
To achieve the above object, the technical scheme taken of the present invention is：
Charger, including plug base and power transformer, the bottom appearance of the plug base are automatically powered off after one kind charging
Face is provided with plug, and the upper end outer surface centre position of the plug base is installed with charging inlet and signal line jack, institute
The upper end for stating charging inlet and signal line jack is provided with charging wire and signal wire, and charging wire and signal wire by charging inlet and
Signal line jack is flexibly connected with plug base, and the charging wire is provided with protection rubber with signal wire both ends outer surface centre position
Set, the charging wire is installed with charging wire port with the signal wire other end, and the upper surface of charging wire port is pressed provided with QA
Button, the outer surface side of the charging wire port is provided with microswitch, and the outer surface side of microswitch is provided with contact and bullet
Reed, the inside of the plug base is provided with circuit board, and the upper end outer surface of circuit board is provided with high frequency transformer, the circuit
The upper end outer surface of plate is provided with temperature relay close to the side of high frequency transformer, and the upper end outer surface of the circuit board is close to be filled
Position in the middle part of electrical interface is provided with reference voltage source, and the side of the charging inlet is provided with output voltage stabilizer, the power transformer
The side of device is provided with auxiliary reclay, and side of the auxiliary reclay away from power transformer is provided with commutation diode, described
Side centre position of the upper end outer surface of circuit board away from charging inlet is provided with the time relay.
Preferably, the temperature relay, the time relay, auxiliary reclay and microswitch constitute the disconnected of the device
Electrical protective device.
Preferably, the microswitch, high frequency transformer, input rectifier, output voltage stabilizer, temperature relay, time
Relay, auxiliary reclay are electrically connected with circuit board, and the plug is also applied for band line plug.
Preferably, this invention is also applied for wireless charger.
Preferably, this invention is also applied for USB charging connectors.
Preferably, this invention is also applied for the attachment means between existing charger and socket.
Preferably, this invention be also applied for battery truck etc. automatically power off protection after the charging of charging equipment in need.
Preferably, the quantity of the protection rubber sleeve is three groups, and the protection rubber sleeve is wrapped in the both ends of charging wire.
Preferably, the circuit board installation by adhering is embedding in the inside of plug base or charging connectors, or by control section
Enter formula installed in charger and the inside of the attachment means of socket.
Preferably, the outer surface of the plug base and charging wire scribbles polyethylene waterproof coating.
Compared with prior art, the present invention has the advantages that：
1st, by provided with microswitch, can in the case where user does not pull out charger or is not related to switch, cut off among relay
The break-make of device, so as to control the break-make of power supply, charger accelerated ageing and the generation of disaster hidden-trouble can be avoided.
2nd, by provided with temperature relay, in sweltering heat high-temperature condition under charger temperature it is too high, can utilize temperature
Relay overtemperature cut-out auxiliary reclay is spent, so as to control the break-make of light source of charger, avoids charger from triggering fire or quick-fried
The generation of fried situation.
3rd, by provided with the time relay, by the setting charging interval of user, utilize time relay timing for cutting
Disconnected auxiliary reclay, prevents user from not pulling up charger in time after fully charged due to the reason such as busy.
4th, the present invention can make up causes charger to be chronically at because of the careless light source of charger without cut-out of user
Electriferous state, make the insulation accelerated aging of charger, even result in the danger that fire occurs, protect user's property or even life not by
Infringement.
Brief description of the drawings
Fig. 1 is the overall structure diagram that charger is automatically powered off after a kind of charging of the present invention.
Fig. 2 is the plug understructure schematic diagram that charger is automatically powered off after a kind of charging of the present invention.
Fig. 3 is the charging wire port organization schematic diagram that charger is automatically powered off after a kind of charging of the present invention.
Fig. 4 is the flow chart that charger is automatically powered off after a kind of charging of the present invention.
Fig. 5 is the electrical schematic diagram that charger is automatically powered off after a kind of charging of the present invention.
In figure：1st, rubber sleeve is protected；2nd, charging inlet；3rd, charger plug；4th, plug base；5th, plug；6th, charging wire；
7th, charging wire port；8th, reference voltage source；9th, output voltage stabilizer；10th, signal line jack；11st, auxiliary reclay；12nd, electric power becomes
Depressor；13rd, the time relay；14th, QA buttons；15th, circuit board；16th, high frequency transformer；17th, temperature relay；18th, fine motion is opened
Close；19th, spring leaf；20th, contact；21st, commutation diode；22nd, signal wire.
Embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to
Embodiment, the present invention is expanded on further.
As Figure 1-5, charger, including plug base 4 and power transformer 12, plug are automatically powered off after a kind of charging
The bottom outer surface of base 4 is provided with plug 5, and the upper end outer surface centre position of plug base 4 is installed with the He of charging inlet 2
The upper end of signal line jack 10, charging inlet 2 and signal line jack 10 is provided with charging wire 6 and signal wire 22, and charging wire 6 and letter
Number line 22 is flexibly connected by charging inlet 2 and signal line jack 10 with plug base 4, charging wire 6 with outside the both ends of signal wire 22
Surface centre position is provided with protection rubber sleeve 1, and charging wire 6 is installed with charging wire port 7 with the other end of signal wire 22, and fills
The upper surface of electric wire port 7 is provided with QA buttons 14, and the outer surface side of charging wire port 7 is provided with microswitch 18, and fine motion is opened
The outer surface side for closing 18 is provided with contact 20 and spring leaf 19, and the inside of plug base 4 is provided with circuit board 15, and circuit board 15
Upper end outer surface is provided with high frequency transformer 16, and the upper end outer surface of circuit board 15 is provided with temperature close to the side of high frequency transformer 16
Relay 17, the upper end outer surface of circuit board 15 are provided with reference voltage source 8, charging inlet 3 close to the position at the middle part of charging inlet 3
Side be provided with output voltage stabilizer 9, the side of power transformer 12 is provided with auxiliary reclay 11, and auxiliary reclay 11 is away from electric power
The side of transformer 12 is provided with commutation diode 21, side interposition of the upper end outer surface away from charging inlet 3 of circuit board 15
Install having time relay 13.
Temperature relay 17, the time relay 13, auxiliary reclay 11 constitute the power-off of the device with microswitch 18
Protection device；Microswitch 18, high frequency transformer 16, input rectifier 14, output voltage stabilizer 9, temperature relay 17, the time after
Electrical equipment 13, auxiliary reclay 11 are electrically connected with circuit board 15, and plug 5 is also applied for band line plug；This invention is also applied for
Wireless charger；This invention is also applied for USB charging connectors；This invention is also applied for the connection between existing charger and socket
Device；This invention be also applied for battery truck etc. automatically power off protection after the charging of charging equipment in need；Protect rubber sleeve 1
Quantity is three groups, and protection rubber sleeve 1 is wrapped in the both ends of charging wire 6；The installation by adhering of circuit board 15 is in plug base 4 or USB
The inside of charging connectors, or by control section installation by adhering in charger and the inside of the attachment means of socket；Plug base 4
Polyethylene waterproof coating is scribbled with the outer surface of charging wire 6.
It should be noted that the present invention inserts the plug 5 of plug base 4 to automatically power off charger after a kind of charging
User's socket, it can be 5 volts by AC 220 V photovoltaic conversion by power transformer 12（Or other voltage gradations）, by whole
AC energy can be changed into direct current energy by stream diode 21, pass through a charging with microswitch 18 and signal wire 22
Line 6, microswitch 18 are normally opened contact, when cellphone pore is inserted in the port of charging wire 6 with microswitch 18（Or battery truck charging is inserted
Seat）It is interior, contact 20 is extruded by spring leaf 19, makes signal wire 22 to one electric signal of charger, so as to control charger to connect
Power supply, the normally opened contact of auxiliary reclay 11 obtain electric closure, and whole loop, which is powered, to be charged to batteries such as mobile phones, when pulling out
After going out charging wire 6, the spring leaf 19 in microswitch 18, which resets, cuts off the electricity supply, and the normally opened contact of auxiliary reclay 11 resets, whole
Individual down circuitry, other end charging inlet 2 insert charger plug 3, and the signal wire that signal wire plug is inserted in plug base 4 is inserted
In hole 10, on/off is controlled by the auxiliary reclay 11 in plug base 4, microswitch 18 can not pull out charging in user
Device or in the case of being not related to switch, cuts off the electricity supply, can avoid charger accelerated ageing and the generation of disaster hidden-trouble；When in inflammation
Charger temperature is too high under the high-temperature condition of heat, and when temperature exceedes the setting value of temperature relay 17, normally-closed contact disconnects, from
And auxiliary reclay 11 is powered off, the overtemperature prote of charger is realized, avoids charger from triggering fire or explosive event
Produce；During the time value that arrival time relay 13 is set between when charging, its normally-closed contact disconnects, so as to by auxiliary reclay
11 disconnect, to prevent user from not pulling up charger in time after fully charged due to the reason such as busy.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (10)
1. automatically power off charger, including plug base after one kind charging（4）With power transformer（12）, it is characterised in that：Institute
State plug base（4）Bottom outer surface be provided with plug（5）, the plug base（4）Upper end outer surface centre position fix
Charging inlet is installed（2）With signal line jack（10）, the charging inlet（2）With signal line jack（10）Upper end be provided with fill
Electric wire（6）With signal wire（22）, and charging wire（6）And signal wire（22）Pass through charging inlet（2）With signal line jack（10）With
Plug base（4）It is flexibly connected, the charging wire（6）With signal wire（22）Both ends outer surface centre position is provided with protection rubber sleeve
（1）, the charging wire（6）With signal wire（22）The other end is installed with charging wire port（7）, and charging wire port（7）'s
Upper surface is provided with QA buttons（14）, the charging wire port（7）Outer surface side be provided with microswitch（18）, and microswitch
（18）Outer surface side be provided with contact（20）With spring leaf（19）, the plug base（4）Inside be provided with circuit board（15）,
And circuit board（15）Upper end outer surface be provided with high frequency transformer（16）, the circuit board（15）Upper end outer surface close to high frequency
Transformer（16）Side be provided with temperature relay（17）, the circuit board（15）Upper end outer surface close to charging inlet（3）
The position at middle part is provided with reference voltage source（8）, the charging inlet（3）Side be provided with output voltage stabilizer（9）, the electric power change
Depressor（12）Side be provided with auxiliary reclay（11）, the auxiliary reclay（11）Away from power transformer（12）Side set
There is commutation diode（21）, the circuit board（15）Upper end outer surface away from charging inlet（3）Side centre position be provided with
The time relay（13）.
2. automatically power off charger after a kind of charging according to claim 1, it is characterised in that：The temperature relay
（17）, the time relay（13）, auxiliary reclay（11）With microswitch（18）Constitute the power-off protection apparatus of the device.
3. automatically power off charger after a kind of charging according to claim 1, it is characterised in that：The microswitch
（18）, high frequency transformer（16）, input rectifier（14）, output voltage stabilizer（9）, temperature relay（17）, the time relay
（13）, auxiliary reclay（11）And circuit board（15）It is electrically connected with, the plug（5）It is also applied for band line plug.
4. automatically power off charger after a kind of charging according to claim 1, it is characterised in that：This invention is also applied for nothing
Micro USB electrical equipment.
5. automatically power off charger after a kind of charging according to claim 1, it is characterised in that：This invention is also applied for having
There are charge function USB sockets.
6. automatically power off charger after a kind of charging according to claim 1, it is characterised in that：This invention is also applied for existing
There are the attachment means between charger and socket.
7. automatically power off charger after a kind of charging according to claim 1, it is characterised in that：This invention is also applied for electricity
Bottle car etc. automatically power off protection after the charging of charging equipment in need, in particular with temperature relay to larger charging current
Charging plug loose contact cause to generate heat and on fire play strick precaution protective effect.
8. automatically power off charger after a kind of charging according to claim 1, it is characterised in that：The protection rubber sleeve
（1）Quantity be three groups, the protection rubber sleeve（1）It is wrapped in charging wire（6）And signal wire（22）Both ends.
9. automatically power off charger after a kind of charging according to claim 1, it is characterised in that：The circuit board（15）It is embedding
Enter formula and be arranged on plug base（4）Or the inside of charging connectors, or by control section installation by adhering in charger and socket
The inside of attachment means.
10. automatically power off charger after a kind of charging according to claim 1, it is characterised in that：The plug base（4）
With charging wire（6）And signal wire（22）Outer surface scribble polyethylene waterproof coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711423277.5A CN107834673A (en) | 2017-12-25 | 2017-12-25 | Charger is automatically powered off after one kind charging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711423277.5A CN107834673A (en) | 2017-12-25 | 2017-12-25 | Charger is automatically powered off after one kind charging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107834673A true CN107834673A (en) | 2018-03-23 |
Family
ID=61645476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711423277.5A Pending CN107834673A (en) | 2017-12-25 | 2017-12-25 | Charger is automatically powered off after one kind charging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107834673A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808772A (en) * | 2018-06-05 | 2018-11-13 | 广西电网有限责任公司电力科学研究院 | A kind of instrument for measuring partial discharge's charging process real-time inspection and control method and device |
-
2017
- 2017-12-25 CN CN201711423277.5A patent/CN107834673A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808772A (en) * | 2018-06-05 | 2018-11-13 | 广西电网有限责任公司电力科学研究院 | A kind of instrument for measuring partial discharge's charging process real-time inspection and control method and device |
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