CN205489700U - Low -cost intelligent charging ware - Google Patents
Low -cost intelligent charging ware Download PDFInfo
- Publication number
- CN205489700U CN205489700U CN201620249512.6U CN201620249512U CN205489700U CN 205489700 U CN205489700 U CN 205489700U CN 201620249512 U CN201620249512 U CN 201620249512U CN 205489700 U CN205489700 U CN 205489700U
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- connects
- relay
- resistance
- rectifier bridge
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a low -cost intelligent charging ware, including rectifier bridge T, switch S1, transformer W and inductance L1, is relay K's contact K connected to switch S1's one end 1 is relay K's contact K connected to switch S1's the other end with the 220V alternating current 1 the other end and transformer W's winding N1, the other end of 220V alternating current is connected to transformer W's winding N1's the other end, rectifier bridge T's port 1 and rectifier bridge T's port 3 are connected respectively to transformer W's winding N2's both ends. The utility model discloses low -cost intelligent charging ware simple structure, components and parts are few, and the circuit utilizes the partial pressure principle to regard the voltage of battery as charging control signal, realizes the function of auto -power -off, and the circuit still is equipped with filter module simultaneously, increases its interference immunity, have consequently that the function is various, stable performance and convenient to use's an advantage.
Description
Technical field
This utility model relates to a kind of charger, specifically a kind of low cost intelligent charger.
Background technology
Since lead-acid accumulator is invented 150 years, it occupies absolute advantage in chemical energy battery always.This is because it is cheap, use is reliable, be suitable for heavy-current discharge, adapt to the advantages such as ambient temperature range width.Lead-acid accumulator suffers from important function in fields such as traffic, communication, military affairs, navigation, aviation, photovoltaic generations.The research and development success of the most non-maintaining sealed lead acid storage battery, the scope making lead-acid accumulator apply is more extensive.It is known that there are direct relation, the most function singleness of existing charger in the service life of accumulator with the performance of its charger, easily cause overcharge, have a strong impact on the service life of accumulator, therefore need to be improved.
Utility model content
The purpose of this utility model is to provide a kind of low cost intelligent charger, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the following technical scheme of this utility model offer:
nullA kind of low cost intelligent charger，Including rectifier bridge T、Switch S1、Transformator W and inductance L1，One end of described switch S1 connects contact K-1 and the 220V alternating current of relay K，The other end of switch S1 connects the other end and the winding N1 of transformator W of the contact K-1 of relay K，The other end of the winding N1 of transformator W connects the other end of 220V alternating current，The two ends of the winding N2 of transformator W connect the port 1 of rectifier bridge T and the port 3 of rectifier bridge T respectively，The port 2 of rectifier bridge T connects electric capacity C2 and inductance L1，The other end of electric capacity C2 connects the port 4 of inductance L2 and rectifier bridge T，The other end of inductance L1 connects electric capacity C3、Resistance R1、The pin 1 of relay K and chip IC 1，The pin 2 of chip IC 1 connects the contact K-2 of resistance R2 and relay K，The other end of resistance R2 connects the pin 3 of chip IC 1，The other end of the contact K-2 of relay K connects resistance R3 and the positive pole of accumulator E，The other end of resistance R3 connects a fixing end of potentiometer RP1，Another fixing end of potentiometer RP1 connects the other end of resistance R4，The base stage of the sliding end connecting triode V1 of potentiometer RP1，The colelctor electrode of audion V1 connects the other end and the negative electrode of diode D1 of resistance R1，The base stage of the anode connecting triode V2 of diode D1，The other end of the collector connection relay K of audion V2，The model of described chip IC 1 is LM7805.
As preferred version of the present utility model: described relay K is normally opened contact relay.
Compared with prior art, the beneficial effects of the utility model are: this utility model low cost intelligent charger construction is simple, components and parts are few, circuit utilizes voltage divider principle using the voltage of accumulator as charging control signal, realize the function automatically powered off, circuit is additionally provided with filtration module simultaneously, increase its anti-interference, therefore there is diverse in function, stable performance and advantage easy to use.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of low cost intelligent charger.
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 are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1，In this utility model embodiment，A kind of low cost intelligent charger，Including rectifier bridge T、Switch S1、Transformator W and inductance L1，One end of described switch S1 connects contact K-1 and the 220V alternating current of relay K，The other end of switch S1 connects the other end and the winding N1 of transformator W of the contact K-1 of relay K，The other end of the winding N1 of transformator W connects the other end of 220V alternating current，The two ends of the winding N2 of transformator W connect the port 1 of rectifier bridge T and the port 3 of rectifier bridge T respectively，The port 2 of rectifier bridge T connects electric capacity C2 and inductance L1，The other end of electric capacity C2 connects the port 4 of inductance L2 and rectifier bridge T，The other end of inductance L1 connects electric capacity C3、Resistance R1、The pin 1 of relay K and chip IC 1，The pin 2 of chip IC 1 connects the contact K-2 of resistance R2 and relay K，The other end of resistance R2 connects the pin 3 of chip IC 1，The other end of the contact K-2 of relay K connects resistance R3 and the positive pole of accumulator E，The other end of resistance R3 connects a fixing end of potentiometer RP1，Another fixing end of potentiometer RP1 connects the other end of resistance R4，The base stage of the sliding end connecting triode V1 of potentiometer RP1，The colelctor electrode of audion V1 connects the other end and the negative electrode of diode D1 of resistance R1，The base stage of the anode connecting triode V2 of diode D1，The other end of the collector connection relay K of audion V2，The model of described chip IC 1 is LM7805.
Relay K is normally opened contact relay.
Operation principle of the present utility model is: during use, push button S1,220V line voltage exports DC voltage after transformator W blood pressure lowering, rectifier bridge T rectification, the DC voltage exported from the port 2 of rectifier bridge T enters the pi type filter weight being made up of inductance L1, inductance L2, electric capacity C1 and electric capacity C2, it is possible to harmonic carcellation disturbs.The base stage of audion V2 it is added in after the voltage of wave filter output is by resistance R1 and diode D1, audion V2 is turned on, relay K obtains electric, the equal adhesive of K-1 and K-2 of its contact, it is added in accumulator E two ends by the voltage after chip IC 1 voltage stabilizing to be charged, resistance R3 simultaneously, resistance R4 and potentiometer RP1 forms voltage detecting circuit, carrying out along with charging, the voltage of accumulator E raises, audion V1 base potential constantly rises, when general accumulator is full of, the base potential of audion V1 reaches its conducting voltage, audion V1 turns on, therefore the base stage civil power of audion V2, audion V2 ends, relay K disconnects, contact K-1 and K-2 all disconnects, not only deenergization, the most also prevent accumulator back discharge.
Claims (2)
- null1. a low cost intelligent charger，Including rectifier bridge T、Switch S1、Transformator W and inductance L1，It is characterized in that，One end of described switch S1 connects contact K-1 and the 220V alternating current of relay K，The other end of switch S1 connects the other end and the winding N1 of transformator W of the contact K-1 of relay K，The other end of the winding N1 of transformator W connects the other end of 220V alternating current，The two ends of the winding N2 of transformator W connect the port 1 of rectifier bridge T and the port 3 of rectifier bridge T respectively，The port 2 of rectifier bridge T connects electric capacity C2 and inductance L1，The other end of electric capacity C2 connects the port 4 of inductance L2 and rectifier bridge T，The other end of inductance L1 connects electric capacity C3、Resistance R1、The pin 1 of relay K and chip IC 1，The pin 2 of chip IC 1 connects the contact K-2 of resistance R2 and relay K，The other end of resistance R2 connects the pin 3 of chip IC 1，The other end of the contact K-2 of relay K connects resistance R3 and the positive pole of accumulator E，The other end of resistance R3 connects a fixing end of potentiometer RP1，Another fixing end of potentiometer RP1 connects the other end of resistance R4，The base stage of the sliding end connecting triode V1 of potentiometer RP1，The colelctor electrode of audion V1 connects the other end and the negative electrode of diode D1 of resistance R1，The base stage of the anode connecting triode V2 of diode D1，The other end of the collector connection relay K of audion V2，The model of described chip IC 1 is LM7805.
- Low cost intelligent charger the most according to claim 1, it is characterised in that described relay K is normally opened contact relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620249512.6U CN205489700U (en) | 2016-03-25 | 2016-03-25 | Low -cost intelligent charging ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620249512.6U CN205489700U (en) | 2016-03-25 | 2016-03-25 | Low -cost intelligent charging ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205489700U true CN205489700U (en) | 2016-08-17 |
Family
ID=56648608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620249512.6U Expired - Fee Related CN205489700U (en) | 2016-03-25 | 2016-03-25 | Low -cost intelligent charging ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205489700U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107959336A (en) * | 2017-12-30 | 2018-04-24 | 郑州默尔电子信息技术有限公司 | A kind of anti-interference type intelligent and safe charger |
| CN110164066A (en) * | 2017-12-29 | 2019-08-23 | 郑州天舜电子技术有限公司 | A kind of Security alert indicator light |
-
2016
- 2016-03-25 CN CN201620249512.6U patent/CN205489700U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164066A (en) * | 2017-12-29 | 2019-08-23 | 郑州天舜电子技术有限公司 | A kind of Security alert indicator light |
| CN107959336A (en) * | 2017-12-30 | 2018-04-24 | 郑州默尔电子信息技术有限公司 | A kind of anti-interference type intelligent and safe charger |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170325 |