CN202435657U - Emergency lighting system - Google Patents
Emergency lighting system Download PDFInfo
- Publication number
- CN202435657U CN202435657U CN2011205258986U CN201120525898U CN202435657U CN 202435657 U CN202435657 U CN 202435657U CN 2011205258986 U CN2011205258986 U CN 2011205258986U CN 201120525898 U CN201120525898 U CN 201120525898U CN 202435657 U CN202435657 U CN 202435657U
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- China
- Prior art keywords
- battery
- unit
- output
- emergency lighting
- charging
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- Expired - Fee Related
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- Secondary Cells (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Abstract
The utility model relates to an emergency lighting system which comprises a charging circuit, a battery and a discharging circuit which are sequentially connected, wherein the charging circuit comprises a mains supply input unit, an AC (Alternate Current) filtering unit, an AC/DC (Direct Current) conversion unit and a charge input unit which are sequentially connected; and the discharging circuit comprises a battery output unit, a DC/DC conversion unit and an optical source chip which are sequentially connected. The emergency lighting system is characterized in that both the charging circuit and the discharging circuit are connected with a mains supply lack emergency lighting control circuit; and the mains supply lack emergency lighting control circuit is formed by an output no-load detection circuit, a battery overcharge detection circuit, a battery undervoltage detection circuit and a mains supply detection circuit. The emergency lighting system adopting the technical scheme is additionally provided with the mains supply lack emergency lighting control circuit, so that a mains supply input voltage can be fed back and whether the emergency lighting system is started is automatically detected.
Description
Technical field
The utility model relates to a kind of illuminator, specifically relates to a kind of illuminator of emergent use.
Background technology
Original emergency lighting system owing to do not have any checkout gear, can't detect having or not of civil power, so often cause overcharging and over-discharge can of battery, causes battery life to reduce greatly.
Summary of the invention
The purpose of the utility model provides and a kind ofly can prolong the battery emergency lighting system in useful life.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
The utility model comprises charging circuit, battery and the discharge line that connects successively; Wherein, described charging circuit comprises civil power input unit, ac filter unit, AC/DC converting unit and the charging input unit that is connected successively; Described discharge line comprises battery output unit, DC/DC converting unit and the light source chip that is connected successively, it is characterized in that: charging circuit all links to each other with civil power disappearance emergency lighting control circuit with discharge line; Described civil power disappearance emergency lighting control circuit is made up of output no load detection circuit, over-charging of battery testing circuit, battery undervoltage detection circuit and city's power detection circuit.
Described output no load detection circuit comprises the output major loop that is arranged on battery output unit output, and the unloaded feedback unit that detects of output detects the output signal from the output major loop, and detected output signal feedback to the battery output unit.
Described over-charging of battery testing circuit is made up of the over-charging of battery feedback unit that is arranged on the battery output, and the over-charging of battery feedback unit detects the charge capacity signal in the battery, and with this charge capacity signal feedback to the AC/DC converting unit.
Said AC/DC converting unit also is connected with the output current feedback unit, and the out-put supply feedback unit detects the charging current signal from the charging input unit, and detected charging current signal feedback to the AC/DC converting unit.
Described battery undervoltage detection circuit is made up of the under-voltage feedback unit of the battery that is arranged on the battery output, and battery is under-voltage, and feedback unit detects the discharge electricity amount signal in the battery, and with in this discharge electricity amount signal feedback to battery output unit.
Described city power detection circuit is made up of the city's electro-detection feedback unit that is arranged on civil power input unit output; Described city electro-detection feedback unit detects the mains current voltage signal of civil power input unit, and feeds back to this mains current voltage signal in the battery output unit.
Adopt the utility model of technique scheme, have additional civil power disappearance emergency lighting control circuit, can feed back the mains input voltage, whether detection starts emergency lighting system automatically.And this circuit can detect cell voltage, to reach the function of protection battery extending battery life.The utility model not only satisfies the requirement in common emergency lighting field, and has electrical energy saving, start rapidly, the emergency light optical illumination is strong, light stablize soft, prolong the emergency lighting time, the flicker free sense, can prolong the advantages such as useful life of mains lighting supply.
Description of drawings
Fig. 1 is the theory diagram of the utility model.
Embodiment
As shown in Figure 1, the utility model comprises charging circuit, battery and the discharge line that connects successively.Wherein, charging circuit comprises civil power input unit, ac filter unit, AC/DC converting unit and the charging input unit that is connected successively; Discharge line comprises battery output unit, DC/DC converting unit and the light source chip that is connected successively.In the utility model, charging circuit all links to each other with civil power disappearance emergency lighting control circuit with discharge line; And above-mentioned civil power disappearance emergency lighting control circuit is made up of output no load detection circuit, over-charging of battery testing circuit, battery undervoltage detection circuit and city's power detection circuit, and above-mentioned four kinds of testing circuits are technology well known to those of ordinary skill in the art.
Above-mentioned output no load detection circuit comprises the output major loop that is arranged on battery output unit output; The unloaded feedback unit that detects of output detects the output signal from the output major loop; And detected output signal feedback to the battery output unit, like this, when the output signal be when zero load; The battery output unit is in time made adjustment, and correctly exports signal.
Above-mentioned over-charging of battery testing circuit is made up of the over-charging of battery feedback unit that is arranged on the battery output, and the over-charging of battery feedback unit detects the charge capacity signal in the battery, and with this charge capacity signal feedback to the AC/DC converting unit.And the AC/DC converting unit also is connected with the output current feedback unit, and the out-put supply feedback unit detects the charging current signal from the charging input unit, and detected charging current signal feedback to the AC/DC converting unit.Like this, when battery is full of, can charging circuit be quit work, prevent exceedingly to charge the battery.
Above-mentioned battery undervoltage detection circuit is made up of the under-voltage feedback unit of the battery that is arranged on the battery output, and battery is under-voltage, and feedback unit detects the discharge electricity amount signal in the battery, and with in this discharge electricity amount signal feedback to battery output unit.When battery is under-voltage, the battery output unit is quit work, no longer continue outwards discharge.
Above-mentioned city's power detection circuit is made up of the city's electro-detection feedback unit that is arranged on civil power input unit output; Described city electro-detection feedback unit detects the mains current voltage signal of civil power input unit, and feeds back to this mains current voltage signal in the battery output unit.City's electro-mechanical wave is undesired when detecting, and when perhaps not having the civil power input, emergency lighting system is not started, thereby guaranteed frequently discharging and recharging of battery, has prolonged the useful life of battery.
Claims (6)
1. emergency lighting system, it comprises charging circuit, battery and the discharge line that connects successively; Wherein, described charging circuit comprises civil power input unit, ac filter unit, AC/DC converting unit and the charging input unit that is connected successively; Described discharge line comprises battery output unit, DC/DC converting unit and the light source chip that is connected successively, it is characterized in that: charging circuit all links to each other with civil power disappearance emergency lighting control circuit with discharge line; Described civil power disappearance emergency lighting control circuit is made up of output no load detection circuit, over-charging of battery testing circuit, battery undervoltage detection circuit and city's power detection circuit.
2. emergency lighting system according to claim 1; It is characterized in that: described output no load detection circuit comprises the output major loop that is arranged on battery output unit output; The unloaded feedback unit that detects of output detects the output signal from the output major loop, and detected output signal feedback to the battery output unit.
3. emergency lighting system according to claim 1; It is characterized in that: described over-charging of battery testing circuit is made up of the over-charging of battery feedback unit that is arranged on the battery output; The over-charging of battery feedback unit detects the charge capacity signal in the battery, and with this charge capacity signal feedback to the AC/DC converting unit.
4. emergency lighting system according to claim 3; It is characterized in that: said AC/DC converting unit also is connected with the output current feedback unit; The out-put supply feedback unit detects the charging current signal from the charging input unit, and detected charging current signal feedback to the AC/DC converting unit.
5. emergency lighting system according to claim 1; It is characterized in that: described battery undervoltage detection circuit is made up of the under-voltage feedback unit of the battery that is arranged on the battery output; Battery is under-voltage, and feedback unit detects the discharge electricity amount signal in the battery, and with in this discharge electricity amount signal feedback to battery output unit.
6. emergency lighting system according to claim 1; It is characterized in that: described city power detection circuit is made up of the city's electro-detection feedback unit that is arranged on civil power input unit output; Described city electro-detection feedback unit detects the mains current voltage signal of civil power input unit, and feeds back to this mains current voltage signal in the battery output unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205258986U CN202435657U (en) | 2011-12-15 | 2011-12-15 | Emergency lighting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205258986U CN202435657U (en) | 2011-12-15 | 2011-12-15 | Emergency lighting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202435657U true CN202435657U (en) | 2012-09-12 |
Family
ID=46785058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205258986U Expired - Fee Related CN202435657U (en) | 2011-12-15 | 2011-12-15 | Emergency lighting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202435657U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026035A (en) * | 2016-07-19 | 2016-10-12 | 合肥联信电源有限公司 | Storage battery under-voltage protection circuit for emergency power supply |
| CN107241834A (en) * | 2017-08-14 | 2017-10-10 | 中节能晶和照明有限公司 | A kind of small size LED emergency light circuits |
| CN107277984A (en) * | 2017-08-14 | 2017-10-20 | 中节能晶和照明有限公司 | A kind of LED emergency lights triggering starts and under-voltage protecting circuit |
| CN112333880A (en) * | 2020-09-27 | 2021-02-05 | 中山市乐天照明电器有限公司 | Emergency lighting power supply circuit applied to LED lamp |
-
2011
- 2011-12-15 CN CN2011205258986U patent/CN202435657U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026035A (en) * | 2016-07-19 | 2016-10-12 | 合肥联信电源有限公司 | Storage battery under-voltage protection circuit for emergency power supply |
| CN107241834A (en) * | 2017-08-14 | 2017-10-10 | 中节能晶和照明有限公司 | A kind of small size LED emergency light circuits |
| CN107277984A (en) * | 2017-08-14 | 2017-10-20 | 中节能晶和照明有限公司 | A kind of LED emergency lights triggering starts and under-voltage protecting circuit |
| CN107241834B (en) * | 2017-08-14 | 2019-01-11 | 中节能晶和照明有限公司 | A kind of small size LED emergency light circuit |
| CN112333880A (en) * | 2020-09-27 | 2021-02-05 | 中山市乐天照明电器有限公司 | Emergency lighting power supply circuit applied to LED lamp |
| CN112333880B (en) * | 2020-09-27 | 2023-08-11 | 中山市乐天照明电器有限公司 | Emergency lighting power supply circuit applied to LED lamp |
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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: 20120912 Termination date: 20151215 |
|
| EXPY | Termination of patent right or utility model |