CN207218334U - A kind of charging device with automatic power-off circuit - Google Patents
A kind of charging device with automatic power-off circuit Download PDFInfo
- Publication number
- CN207218334U CN207218334U CN201721272241.7U CN201721272241U CN207218334U CN 207218334 U CN207218334 U CN 207218334U CN 201721272241 U CN201721272241 U CN 201721272241U CN 207218334 U CN207218334 U CN 207218334U
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- China
- Prior art keywords
- charging device
- transformer
- charging
- housing
- capacitor
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- 239000003990 capacitor Substances 0.000 claims abstract description 15
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 5
- 239000003063 flame retardant Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 abstract description 4
- 230000006870 function Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of charging device with automatic power-off circuit, including charging device body, the charging device outer body is provided with housing, the surface of shell is provided with display panel, the display panel side is provided with indicator lamp, the indicator lamp side is provided with power line, the housing opposite side is provided with charging terminal, the enclosure interior is provided with circuit board, the circuit board surface is provided with transformer, fixed frame is provided with the outside of the transformer, the fixed frame bottom is provided with felt pad, the transformer side is provided with capacitor, the capacitor side is provided with Anti reverse module, the capacitor side is provided with heat sink.The utility model, novelty reasonable in design, the time of charging can be effectively controlled, realizes the function of automatically powering off, the function with anti-reverse power supply, operation is relatively simple, and security performance is higher, and good heat dispersion performance, service life is longer, is adapted to be widely popularized and uses.
Description
Technical field
A kind of charging device is the utility model is related to, more particularly to a kind of charging device with automatic power-off circuit.
Background technology
With the raising of environmental requirement, battery is into a kind of conventional energy, but each battery will be equipped with accordingly
Charger, currently used for battery charging most of charging equipment, its positive and negative electrode and the voltage scope of application can not be known automatically
Not, therefore, if reversed positive and negative electrode, it will cause the damage of charging equipment；The adaptive transition of its voltage needs artificial
Conversion, change the improper damage that can equally cause charging equipment or battery；Used short-circuit protection is mostly protected using fuse
Shield, changing fuse wastes time and energy；Battery needs artificially to turn off charging equipment after being full of.Therefore, it is proposed that a kind of have automatically
The charging device of power-down circuit.
Utility model content
Main purpose of the present utility model is to provide a kind of charging device with automatic power-off circuit, reasonable in design new
Grain husk, the time of charging can be effectively controlled, realizes the function of automatically powering off, the function with anti-reverse power supply, operation is more
Simply, security performance is higher, and good heat dispersion performance, service life is longer, effectively can solve the problems, such as in background technology.
To achieve the above object, the technical scheme that the utility model is taken is：
A kind of charging device with automatic power-off circuit, including charging device body, the charging device outer body
Provided with housing, the surface of shell is provided with display panel, and the display panel side is provided with indicator lamp, and the indicator lamp side is set
There is power line, the housing opposite side is provided with charging terminal, and the enclosure interior is provided with circuit board, and the circuit board surface is provided with
Transformer, the transformer outside are provided with fixed frame, and the fixed frame bottom is provided with felt pad, and the transformer side is provided with electricity
Container, the capacitor side are provided with Anti reverse module, and the capacitor side is provided with heat sink, and the heat sink side is provided with
Radiator fan, the circuit board surface are provided with through hole, and the transformer side is provided with loudspeaker, and the loudspeaker side is provided with language
Sound chip, described power line one end are provided with single-chip microcomputer.
Further, the housing and fixed frame are that flame retardant plastics makes.
Further, the transformer is electrical connected with power line.
Further, the speech chip is electrical connected with loudspeaker.
Further, the single-chip microcomputer is 80C51 timing single-chip microcomputers, and the Anti reverse module makes for miniature relay.
Compared with prior art, the utility model has the advantages that：Housing and fixed frame are flame retardant plastics system
Make, certain protective effect can be played, prevent charging device body combustion damage, display panel can easily find out voltage
Value number, indicator lamp can timely allow user to see the working condition of charging device body, pass through power line and charging end
The combination of son, after power line is inserted on socket, is powered, by the voltage conversion of charging device body by charging terminal pair
Battery carries out charging process, and the Current Voltage that power line conveys can be changed, is converted to and battery phase by transformer
Same voltage, avoid, because of the different damage charging device bodies of voltage and battery, causing unnecessary loss, fixed frame can be right
Transformer plays fixation, prevents that charging device body is commonly used, and produces the movement of transformer when taking because rocking, and influences
The work of transformer, avoid producing charging device body damage, felt pad can prevent transformer leakage from damaging circuit board, electricity
When stream passes through capacitor, of short duration storage can be carried out, reduces the transport loss of electric current, the charging effect of increase charging device body
Rate, single-chip microcomputer are 80C51 timing single-chip microcomputers, are single-chip microcomputers relatively stable at present, the time of setting is stored in single-chip microcomputer
Portion, after charging reaches the time of single-chip microcomputer setting, single-chip microcomputer is stopped, and so as to effectively control the charging interval, avoids
Long-time charging damage battery, heat sink and radiator fan effectively can dissipate the heat of charging device body interior
Go out, avoiding charging device body from working long hours causes heat to increase, and damages the life-span of charging device body, through hole can be effective
Circuit board is fixed on surface of shell, take charging device body when can prevent damage circuit board surface electronic component,
Speech chip internal reservoir fixes language, and voice broadcast can be carried out by loudspeaker when charging starts with charging complete, from
And it is convenient for people to use, Anti reverse module makes for miniature relay, and when reverse power connection, relay can disconnect electricity automatically
Source, stop being passed through for power supply, can effectively prevent reversal connection power supply from causing the damage of charging device body or battery, this practicality
It is new, novelty reasonable in design, the time of charging can be effectively controlled, realizes the function of automatically powering off, there is anti-reverse power supply
Function, operation it is relatively simple, security performance is higher, and good heat dispersion performance, service life is longer, is adapted to be widely popularized and makes
With.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of the charging device with automatic power-off circuit of the utility model.
Fig. 2 is a kind of board structure of circuit schematic diagram of the charging device with automatic power-off circuit of the utility model.
In figure：1st, charging device body；2nd, housing；3rd, display panel；4th, indicator lamp；5th, power line；6th, charging terminal；7、
Circuit board；8th, transformer；9th, fixed frame；10th, felt pad；11st, capacitor；12nd, heat sink；13rd, radiator fan；14th, through hole；
15th, loudspeaker；16th, speech chip；17th, single-chip microcomputer；18th, Anti reverse module.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
As shown in Figure 1-2, a kind of charging device with automatic power-off circuit, including charging device body 1, the charging
The outside of device body 1 is provided with housing 2, and the surface of housing 2 is provided with display panel 3, and the side of display panel 3 is provided with indicator lamp
4, the side of indicator lamp 4 is provided with power line 5, and the opposite side of housing 2 is provided with charging terminal 6, and the inside of housing 2 is provided with electricity
Road plate 7, the surface of circuit board 7 are provided with transformer 8, and the outside of transformer 8 is provided with fixed frame 9, and the bottom of fixed frame 9 is set
There is felt pad 10, the side of transformer 8 is provided with capacitor 11, and the side of capacitor 11 is provided with Anti reverse module 18, described
The side of capacitor 11 is provided with heat sink 12, and the side of heat sink 12 is provided with radiator fan 13, and the surface of circuit board 7 is provided with logical
Hole 14, the side of transformer 8 are provided with loudspeaker 15, and the side of loudspeaker 15 is provided with speech chip 16, the power line 5 one
End is provided with single-chip microcomputer 17.
Wherein, the housing 2 and fixed frame 9 are that flame retardant plastics makes.
Wherein, the transformer 8 is electrical connected with power line 5.
Wherein, the speech chip 16 is electrical connected with loudspeaker 15.
Wherein, the single-chip microcomputer 17 is 80C51 timing single-chip microcomputers, and the Anti reverse module 18 makes for miniature relay.
It should be noted that a kind of charging device with automatic power-off circuit of the utility model, housing 2 and solid during work
It is that flame retardant plastics makes to determine frame 9, can play certain protective effect, prevent charging device body combustion damage, display surface
Plate 3 can easily find out the value number of voltage, and indicator lamp 4 can timely allow user to see the work of charging device body 1
State, by the combination of power line 5 and charging terminal 6, after power line 5 is inserted on socket, it is powered, by charging device
The voltage conversion of body 1 by charging terminal 6 to battery carry out charging process, by circuit board 7, transformer 8, fixed frame 9, absolutely
The combination of edge pad 10, capacitor 11 and single-chip microcomputer 17, transformer 8 can be changed the Current Voltage that power line 5 conveys, and be turned
Be changed to battery identical voltage, avoid, because of the different damage charging device body 1 of voltage and battery, causing unnecessary damage
Lose, fixed frame 9 can play fixation to transformer 8, prevent that charging device body 1 is commonly used, because shaking movable property when taking
Change the movement of depressor 8, influences the work of transformer 8, avoids producing charging device body 1 damage, and felt pad 10 can be to prevent
The only electric leakage of transformer 8 damage circuit board 7, when electric current passes through capacitor 11, can carry out of short duration storage, reduce the conveying of electric current
Loss, the charge efficiency of increase charging device body 1, single-chip microcomputer 17 is 80C51 timing single-chip microcomputers, is list relatively stable at present
Piece machine, the time of setting is stored in inside single-chip microcomputer 17, after charging reaches the time of the setting of single-chip microcomputer 17, single-chip microcomputer 17
It is stopped, so as to effectively control the charging interval, avoids long-time charging damage battery, pass through heat sink 12, radiation air
Fan the combination of 13, through hole 14, loudspeaker 15, speech chip 16 and Anti reverse module 17, heat sink 12 and radiator fan 13
So that effectively the heat inside charging device body 1 to shed, avoiding charging device body 1 from working long hours causes heat to increase
Add, circuit board 7 effectively can be fixed on surface of shell by the life-span of damage charging device body 1, through hole 14, charging dress of taking
The electronic component on the surface of circuit board 7 can be prevented from damaging when putting body 1, the internal reservoir of speech chip 16 is fixed language, charged
Voice broadcast can be carried out by loudspeaker 15 when starting with charging complete, so as to convenient for people to use, Anti reverse module 17
Made for miniature relay, when reverse power connection, relay meeting auto power off, stop being passed through for power supply, can be effective
Prevent reversal connection power supply from causing the damage of charging device body 1 or battery, the utility model, novelty reasonable in design can be effective
Control charging time, realize the function of automatically powering off, have anti-reverse power supply function, operate relatively simple, security
Can be higher, good heat dispersion performance, service life is longer, is adapted to be widely popularized and uses.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (5)
1. a kind of charging device with automatic power-off circuit, including charging device body（1）, it is characterised in that：The charging
Device body（1）Outside is provided with housing（2）, the housing（2）Surface is provided with display panel（3）, the display panel（3）Side
Provided with indicator lamp（4）, the indicator lamp（4）Side is provided with power line（5）, the housing（2）Opposite side is provided with charging terminal
（6）, the housing（2）Inside is provided with circuit board（7）, the circuit board（7）Surface is provided with transformer（8）, the transformer（8）
Outside is provided with fixed frame（9）, the fixed frame（9）Bottom is provided with felt pad（10）, the transformer（8）Side is provided with capacitor
（11）, the capacitor（11）Side is provided with Anti reverse module（18）, the capacitor（11）Side is provided with heat sink（12）, institute
State heat sink（12）Side is provided with radiator fan（13）, the circuit board（7）Surface is provided with through hole（14）, the transformer（8）
Side is provided with loudspeaker（15）, the loudspeaker（15）Side is provided with speech chip（16）, the power line（5）One end is provided with single
Piece machine（17）.
A kind of 2. charging device with automatic power-off circuit according to claim 1, it is characterised in that：The housing
（2）And fixed frame（9）It is that flame retardant plastics makes.
A kind of 3. charging device with automatic power-off circuit according to claim 1, it is characterised in that：The transformer
（8）With power line（5）It is electrical connected.
A kind of 4. charging device with automatic power-off circuit according to claim 1, it is characterised in that：The voice core
Piece（16）With loudspeaker（15）It is electrical connected.
A kind of 5. charging device with automatic power-off circuit according to claim 1, it is characterised in that：The single-chip microcomputer
（17）For 80C51 timing single-chip microcomputers, the Anti reverse module（18）Made for miniature relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721272241.7U CN207218334U (en) | 2017-09-29 | 2017-09-29 | A kind of charging device with automatic power-off circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721272241.7U CN207218334U (en) | 2017-09-29 | 2017-09-29 | A kind of charging device with automatic power-off circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207218334U true CN207218334U (en) | 2018-04-10 |
Family
ID=61820026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721272241.7U Expired - Fee Related CN207218334U (en) | 2017-09-29 | 2017-09-29 | A kind of charging device with automatic power-off circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207218334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114566366A (en) * | 2022-04-29 | 2022-05-31 | 广东力王高新科技股份有限公司 | Transformer applied to new energy charging |
-
2017
- 2017-09-29 CN CN201721272241.7U patent/CN207218334U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114566366A (en) * | 2022-04-29 | 2022-05-31 | 广东力王高新科技股份有限公司 | Transformer applied to new energy charging |
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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: 20180410 Termination date: 20200929 |