CN205377365U - Intelligent charging control circuit - Google Patents
Intelligent charging control circuit Download PDFInfo
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- CN205377365U CN205377365U CN201620033595.5U CN201620033595U CN205377365U CN 205377365 U CN205377365 U CN 205377365U CN 201620033595 U CN201620033595 U CN 201620033595U CN 205377365 U CN205377365 U CN 205377365U
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Abstract
The utility model discloses an intelligent charging control circuit, including relay J, resistance R6, resistance R7, diode D, diode D3 and optical coupler U1, diode D4's positive pole and relay J's contact J -1 are connected to resistance R7's one end connecting resistance R5, resistance R6 and diode D1's negative pole, diode D1's positive pole, diode D4's negative pole connecting resistance R1, resistance R1's other end connection electric capacity C1, diode D5's positive pole, potentiometre RP1's a stiff end, loudspeaker B, relay J's contact J -1's the other end and loudspeaker B. The utility model discloses intelligent charging control circuit simple structure, components and parts are few, have charge mode selection, charged state instruction, auto -power -off simultaneously and are full of the function of warning, consequently have various, the with low costs and convenient to use's of function advantage.
Description
Technical field
This utility model relates to a kind of charging circuit, specifically a kind of intelligent charge control circuit.
Background technology
Currently, China's electric bike popularity rate is significantly high, from student to old people, there are very many people with electric bicycle for walking-replacing tool, electric motor car brings conveniently to the trip of people, the appearance of electric motor car not only reduces urban congestion, and use electric energy to decrease the discharge of greenhouse gases, therefore suffer from liking of people, electric motor car uses accumulator as energy storage and power supply component, its charger is particularly important, but the charging circuit that major part electric motor car in the market is equipped with is common charging module, function singleness, comparatively backward, easily cause the overcharge of accumulator, affect the service life of accumulator, make troubles to user.
Utility model content
The purpose of this utility model is in that to provide a kind of intelligent charge control circuit, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme:
nullA kind of intelligent charge control circuit，Including relay J、Resistance R6、Resistance R7、Diode D、Diode D3 and photo-coupler U1，One end of described resistance R7 connects resistance R5、The negative electrode of resistance R6 and diode D1，The anode of diode D1 connects the anode of diode D4 and the contact J-1 of relay J，The negative electrode of diode D4 connects resistance R1，The other end of resistance R1 connects electric capacity C1、The anode of diode D5、The fixing end of of potentiometer RP1、Loudspeaker B、The other end of the contact J-1 of relay J and loudspeaker B，The other end of the contact J-1 of relay J connects 220V alternating current，The other end of the contact J-2 of relay J connects the other end of 220V alternating current，The other end of resistance R5 connects resistance R2、Resistance R3、Resistance R4、The other end of electric capacity C1、The negative electrode of relay J and diode D5，The other end of resistance R2 connects the foot 3 of photo-coupler U1，The other end of resistance R3 connects the foot 1 of photo-coupler U1，The base stage of the foot 4 connecting triode V2 of photo-coupler U1，The colelctor electrode of the other end connecting triode V2 of relay J，The emitter stage of audion V2 connects the negative electrode of diode D6，The anode of diode D6 connects the other end of resistance R4 and the emitter stage of audion V1，The colelctor electrode of audion V1 connects the foot 2 of photo-coupler U1，The other end of resistance R7 connects the anode of diode D2，The negative electrode of diode D2 connects not moved end 1 of single-pole double-throw switch (SPDT) S，The other end of resistance R6 connects the anode of diode D3，The negative electrode of diode D3 connects not moved end 2 of single-pole double-throw switch (SPDT) S，The moved end of single-pole double-throw switch (SPDT) S connects another fixing end of potentiometer RP1、The positive pole of accumulator E and the contact J-3 of relay J，The other end of the contact J-3 of relay J connects the other end of loudspeaker B.
As preferred version of the present utility model: the model of described photo-coupler U1 is 4N25.
Compared with prior art, the beneficial effects of the utility model are: this utility model intelligent charge control circuit simple in construction, components and parts are few, just there is charge mode to select simultaneously, charged state instruction, automatically power off and be full of the function of warning, therefore there is the advantage that diverse in function, cost are low and easy to use.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of intelligent charge control circuit.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1，A kind of intelligent charge control circuit，Including relay J、Resistance R6、Resistance R7、Diode D、Diode D3 and photo-coupler U1，One end of described resistance R7 connects resistance R5、The negative electrode of resistance R6 and diode D1，The anode of diode D1 connects the anode of diode D4 and the contact J-1 of relay J，The negative electrode of diode D4 connects resistance R1，The other end of resistance R1 connects electric capacity C1、The anode of diode D5、The fixing end of of potentiometer RP1、Loudspeaker B、The other end of the contact J-1 of relay J and loudspeaker B，The other end of the contact J-1 of relay J connects 220V alternating current，The other end of the contact J-2 of relay J connects the other end of 220V alternating current，The other end of resistance R5 connects resistance R2、Resistance R3、Resistance R4、The other end of electric capacity C1、The negative electrode of relay J and diode D5，The other end of resistance R2 connects the foot 3 of photo-coupler U1，The other end of resistance R3 connects the foot 1 of photo-coupler U1，The base stage of the foot 4 connecting triode V2 of photo-coupler U1，The colelctor electrode of the other end connecting triode V2 of relay J，The emitter stage of audion V2 connects the negative electrode of diode D6，The anode of diode D6 connects the other end of resistance R4 and the emitter stage of audion V1，The colelctor electrode of audion V1 connects the foot 2 of photo-coupler U1，The other end of resistance R7 connects the anode of diode D2，The negative electrode of diode D2 connects not moved end 1 of single-pole double-throw switch (SPDT) S，The other end of resistance R6 connects the anode of diode D3，The negative electrode of diode D3 connects not moved end 2 of single-pole double-throw switch (SPDT) S，The moved end of single-pole double-throw switch (SPDT) S connects another fixing end of potentiometer RP1、The positive pole of accumulator E and the contact J-3 of relay J，The other end of the contact J-3 of relay J connects the other end of loudspeaker B.
The model of photo-coupler U1 is 4N25.
Operation principle of the present utility model is: in the charge circuit, and accumulator E is charged by 220V voltage after the contact J-1 of relay J, diode D1, current-limiting resistance R6 or R7.Wherein the resistance R7 resistance than resistance R6 is big, and diode D2 and diode D3 is light emitting diode, is used for indicating charged state.Switch S2 is " soon ", " slowly " charging option switch.
In voltage detecting circuit, R4, D6 provide reference voltage, forward voltage drop when utilizing D6 to turn on is added to the emitting stage of V2 as reference voltage, potentiometer RP1 is taken as the detecting element of cell voltage, detection voltage is taken out from RP1 sliding end, add to the base stage of V1, after comparing with emitter voltage, go to control automatic shutdown circuitry work.
When accumulator both end voltage is increased to setting value, represent that accumulator has been filled with electricity, after RP1 samples, be added to the voltage of V1 base stage more than its conducting voltage, now V1 conducting, the 1 of the U1 of photoelectrical coupler, 2 foot conductings, so that V2 conducting, relay J turns on, and its normally-closed contact J-1 and J-2 disconnects.Normally opened contact J-3 adhesive, loudspeaker B sends chimes of doom, reminds the timely deenergization plug of user.
Claims (2)
- null1. an intelligent charge control circuit，Including relay J、Resistance R6、Resistance R7、Diode D、Diode D3 and photo-coupler U1，It is characterized in that，One end of described resistance R7 connects resistance R5、The negative electrode of resistance R6 and diode D1，The anode of diode D1 connects the anode of diode D4 and the contact J-1 of relay J，The negative electrode of diode D4 connects resistance R1，The other end of resistance R1 connects electric capacity C1、The anode of diode D5、The fixing end of of potentiometer RP1、Loudspeaker B、The other end of the contact J-1 of relay J and loudspeaker B，The other end of the contact J-1 of relay J connects 220V alternating current，The other end of the contact J-2 of relay J connects the other end of 220V alternating current，The other end of resistance R5 connects resistance R2、Resistance R3、Resistance R4、The other end of electric capacity C1、The negative electrode of relay J and diode D5，The other end of resistance R2 connects the foot 3 of photo-coupler U1，The other end of resistance R3 connects the foot 1 of photo-coupler U1，The base stage of the foot 4 connecting triode V2 of photo-coupler U1，The colelctor electrode of the other end connecting triode V2 of relay J，The emitter stage of audion V2 connects the negative electrode of diode D6，The anode of diode D6 connects the other end of resistance R4 and the emitter stage of audion V1，The colelctor electrode of audion V1 connects the foot 2 of photo-coupler U1，The other end of resistance R7 connects the anode of diode D2，The negative electrode of diode D2 connects not moved end 1 of single-pole double-throw switch (SPDT) S，The other end of resistance R6 connects the anode of diode D3，The negative electrode of diode D3 connects not moved end 2 of single-pole double-throw switch (SPDT) S，The moved end of single-pole double-throw switch (SPDT) S connects another fixing end of potentiometer RP1、The positive pole of accumulator E and the contact J-3 of relay J，The other end of the contact J-3 of relay J connects the other end of loudspeaker B.
- 2. according to a kind of intelligent charge control circuit described in claim 1, it is characterised in that the model of described photo-coupler U1 is 4N25.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620033595.5U CN205377365U (en) | 2016-01-14 | 2016-01-14 | Intelligent charging control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620033595.5U CN205377365U (en) | 2016-01-14 | 2016-01-14 | Intelligent charging control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205377365U true CN205377365U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620033595.5U Expired - Fee Related CN205377365U (en) | 2016-01-14 | 2016-01-14 | Intelligent charging control circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN205377365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108494271A (en) * | 2018-05-09 | 2018-09-04 | 六安市同心畅能电子科技有限公司 | Zero-power-consumption standby power adapter for mobile phones |
-
2016
- 2016-01-14 CN CN201620033595.5U patent/CN205377365U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108494271A (en) * | 2018-05-09 | 2018-09-04 | 六安市同心畅能电子科技有限公司 | Zero-power-consumption standby power adapter for mobile phones |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20170114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |