CN205945205U - Emergency lighting lamp with timing charge protection function - Google Patents
Emergency lighting lamp with timing charge protection function Download PDFInfo
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- CN205945205U CN205945205U CN201620874375.5U CN201620874375U CN205945205U CN 205945205 U CN205945205 U CN 205945205U CN 201620874375 U CN201620874375 U CN 201620874375U CN 205945205 U CN205945205 U CN 205945205U
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- 230000005611 electricity Effects 0.000 claims abstract description 20
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000003990 capacitor Substances 0.000 claims description 26
- 210000004027 cell Anatomy 0.000 claims description 11
- 238000004804 winding Methods 0.000 claims description 11
- 230000001012 protector Effects 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 6
- 210000000352 storage cell Anatomy 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000004146 energy storage Methods 0.000 claims description 3
- 230000036772 blood pressure Effects 0.000 claims 1
- 230000006837 decompression Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003068 static effect 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 relates to an emergency lighting lamp with timing charge protection function, including the step -down rectifier filter circuit that connects gradually, regularly discharge after charge protection circuit, the outage holding circuit, the final voltage protection circuit that discharges, emergency lighting circuit, regularly charge protection circuit connection has state indicating circuit, regularly the charge protection circuit is including timing charging circuit, charging loops or battery short -circuit protection circuit. This emergency lighting lamp has a function of regularly charging, and can protect the final voltage that regularly charges, discharges, has solved the problem that not have regularly the function to cause extravagant electricity at present, and nickel cadmium storage battery overcharges the problem easily damaged and emergency lighting lamp and in case the power failure will go out, causes awkward problem.
Description
Technical field
This utility model is related to emergency light field, more particularly, to a kind of emergent photograph with timing charging protection function
Bright lamp.
Background technology
Announce in 2014-06-18, notification number is in the Chinese invention patent of CN102510623B, discloses a kind of answering
Anxious circuit for lamp, including LED plate module, adjusts management module, control module, battery protection module and power module.Described
Control module controls the emergent, time delay of having a power failure, standby and timing working；Described regulation management module in external AC is just used for
Stable control voltage is provided for control module when often powering；Described battery protection module protection external connection battery avoid overcharge,
Overdischarge, electric current are excessive；Described power module is straight needed for described emergency light circuit for being converted into external alternating current
Stream electricity.At present timing is charged, final discharging voltage is not protected, cadmium-nickel storage cell group circuit is easily damaged, once disconnected
Electric emergency light extinguishes immediately, causes awkward problem.
Utility model content
For overcoming disadvantages mentioned above, the purpose of this utility model is to provide one kind accumulator battery timing can be charged, discharge
The emergency light with timing charging protection function that final voltage is protected.
In order to reach object above, the technical solution adopted in the utility model is：One kind carries timing charging protection function
Emergency light, including after the decompression rectifier filter circuit being sequentially connected, timing charge protector, power-off electric discharge keep electricity
Road, final discharging voltage protection circuit, emergency lighting circuit, described timing charge protector is connected with condition indication circuit,
Described timing charge protector includes timing charging circuit, charge circuit or battery short circuit protection circuit.This utility model band
The beneficial effect having the emergency light of timing charging protection function is that this emergency light has timing function, and to timing
Charge, final discharging voltage can be protected, solve the problems, such as to cause to waste electricity currently without timing charge function, NI-G stores
The easily damaged problem of battery pack overcharge and emergency light will knock out once having a power failure, and cause awkward problem.
Preferably, described decompression rectifier filter circuit includes electric fuse F1, transformator T1, commutation diode D1-4, filtering
Electric capacity C1, diode D5 and filter capacitor C2, electric fuse F1 is connected with the high pressure winding of transformator T1, described transformator T1's
One of low pressure winding is connected with the input of commutation diode, another low pressure winding and diode D5, filter capacitor C2
It is sequentially connected, described filter capacitor C2 ground connection.Step-down rectifier filtering part is by electric fuse F1, transformator T1, commutation diode D1-
4th, filter capacitor C1 composition is it is therefore an objective to output one tunnel supplies the DC voltage of battery charging.Another low pressure winding of transformator T1,
The DC voltage that diode D5, filter capacitor C2 output uses for intervalometer and control circuit.
Preferably, described timing charging circuit is mainly by the integrated circuit MC14541BCP U1 of intervalometer with order to certainly
Determine being made up of the peripheral cell that resistance R9, resistance R10 and electric capacity C3 are constituted of timing, described resistance R9, resistance R10, electricity
Appearance C3 is corresponding in turn to RTC pin, RS pin, CTC pin the corresponding pin of integrated circuit MC14541BCP U1 even
Connect, the positive pole of described filter capacitor C2 is connected with the A pin of integrated circuit MC14541BCP U1, B pin.
Preferably, described emergency light adopts cadmium-nickel storage cell group as energy-storage battery.According to cadmium-nickel storage cell group
Charge characteristic, being provided with timing charge terminate rear small current trickle charge give continuous fill, after preventing charge circuit from complete switching off, electricity
Pond group is carried out self discharge and is led to the emergency time not reach requirement due to the internal resistance of battery itself.
Preferably, described timing charging circuit also includes diode D6, and the Q of described integrated circuit MC14541BCP U1 draws
Foot is sequentially connected with diode D7, resistance R7, audion Q3, audion Q2, resistance R4, audion Q1, diode D6, described electricity
Resistance R7 is connected with the base stage of audion Q3, and the colelctor electrode of described audion Q3 is connected with the base stage of audion Q2, described audion
The colelctor electrode of Q2 is connected with resistance R4, and described resistance R4 is connected with the base stage of audion Q1, the colelctor electrode of described audion Q1 with
The positive pole of diode D6 connects.Wherein diode D6 has the energy preventing set of cells to pour in down a chimney function.When AC power start power supply when,
Intervalometer starts timing, timing by peripheral cell resistance capacitance numerical value determine, not up to setting time when, U1 the 8th foot
(Q pin) exports low level, and charging circuit charges normal；When reaching 16 hours setting values, the high electricity of U1 the 8th foot (Q pin) output
Flat, Q3 obtains bias voltage conducting, and colelctor electrode exports low level, and Q2 dead electricity is ended, and exports high level, leads to Q1 to lose biased electrical
Pressure cut-off, stops charging normal.
Preferably, described condition indication circuit includes resistance R8, green indicating lamp LED-G, resistance R14, red led
LED-R, diode D9, diode D10, resistance R16 and yellow indicator lamp LED-Y, the negative pole of described diode D5 successively with
Resistance R8, green indicating lamp LED-G connect, the negative pole of described diode D5 also successively with resistance R14, red led LED-R
Connect, the negative pole of described D6 is connected with diode D9, diode D10, resistance R16 and yellow indicator lamp LED-Y successively.
Preferably, described charge circuit or battery short circuit protection circuit are put by resistance R11, resistance R12, resistance R13, computing
Big device LM358, diode D12, diode D8, diode D15 composition, the negative pole of described diode D6 passes through resistance R13, two poles
The negative pole of pipe D5 is passed through the resistance R11 and resistance R12 of one end ground connection and is connected with the input of operational amplifier LM358 respectively,
Described resistance R11 is connected with the negative pole of diode D5, and described resistance R11, resistance R12, resistance R13 are negative with diode D5 respectively
Pole is connected with the input of operational amplifier LM358 by resistance R11, the outfan of described operational amplifier LM358 respectively with
Diode D12, diode D8, the positive pole of diode D15 connect.
Preferably, after described power-off, electric discharge holding circuit is made up of isolating diode D13, storage capacitor C4, described isolation
Diode D13 is connected with the negative pole of diode D5, and the positive pole of described storage capacitor C4 is connected with the negative pole of isolating diode D13,
The minus earth of described storage capacitor C4.
Brief description
Fig. 1 is the connection figure of the present embodiment；
Fig. 2 is the circuit diagram of the present embodiment.
Specific embodiment
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that advantage of the present utility model
Can be easier to be readily appreciated by one skilled in the art with feature, thus make apparent clear and definite to protection domain of the present utility model
Define.
Referring to shown in accompanying drawing 1, a kind of emergency light with timing charging protection function of the present embodiment, including successively
The decompression rectifier filter circuit that connects, timing charge protector, electric discharge holding circuit, final discharging voltage protection electricity after power-off
Road, emergency lighting circuit, timing charge protector is connected with condition indication circuit, and timing charge protector includes timing and fills
Circuit, charge circuit or battery short circuit protection circuit.
As shown in Fig. 2 decompression rectifier filter circuit includes electric fuse F1, transformator T1, commutation diode D1-4, filtered electrical
Hold C1, diode D5 and filter capacitor C2, electric fuse F1 is connected with the high pressure winding of transformator T1, wherein the one of transformator T1
Individual low pressure winding is connected with the input of commutation diode, and another low pressure winding is connected successively with diode D5, filter capacitor C2
Connect, filter capacitor C2 is grounded, and step-down rectifier filtering part is by electric fuse F1, transformator T1, commutation diode D1-4, filter capacitor
C1 composition it is therefore an objective to output one tunnel supply battery charge DC voltage, another low pressure winding of transformator T1, diode D5,
The DC voltage that filter capacitor C2 output uses for intervalometer and control circuit.
Timing charging circuit is mainly by the integrated circuit MC14541BCP U1 of intervalometer with order to determine timing
It is made up of the peripheral cell that resistance R9, resistance R10 and electric capacity C3 are constituted, resistance R9, resistance R10, electric capacity C3 are corresponding in turn to integrated
The RTC pin of circuit MC14541BCP U1, RS pin, CTC pin corresponding pin connect, and filter capacitor C2 is just
Pole is connected with the A pin of integrated circuit MC14541BCP U1, B pin.
Emergency light adopts cadmium-nickel storage cell group as energy-storage battery.According to the charge characteristic of cadmium-nickel storage cell group, if
Put small current trickle charge after charging normal end give continuous fill, after preventing charge circuit from complete switching off, set of cells is due to electricity
The internal resistance in pond itself carries out self discharge and leads to the emergency time not reach requirement.
Timing charging circuit also includes diode D6, the Q pin of integrated circuit MC14541BCP U1 and diode D7, electricity
Resistance R7, audion Q3, audion Q2, resistance R4, audion Q1, diode D6 are sequentially connected, the base of resistance R7 and audion Q3
Pole connects, and the colelctor electrode of audion Q3 is connected with the base stage of audion Q2, and the colelctor electrode of audion Q2 is connected with resistance R4, resistance
R4 is connected with the base stage of audion Q1, and the colelctor electrode of audion Q1 is connected with the positive pole of diode D6.Wherein diode D6 has anti-
Only the energy of set of cells pours in down a chimney function.When AC power start power supply when, intervalometer starts timing, and timing is by peripheral cell
When the decision of resistance capacitance numerical value, not up to setting time, U1 the 8th foot (Q pin) exports low level, and charging circuit charges normal；
When reaching 16 hours setting values, U1 the 8th foot (Q pin) exports high level, and Q3 obtains bias voltage conducting, and colelctor electrode exports low electricity
Flat, Q2 dead electricity is ended, and exports high level, leads to Q1 to lose bias voltage cut-off, stops charging normal.
Condition indication circuit includes resistance R8, green indicating lamp LED-G, resistance R14, red led LED-R, diode
D9, diode D10, resistance R16 and yellow indicator lamp LED-Y, the negative pole of diode D5 successively with resistance R8, green indicating lamp
LED-G connects, and the negative pole of diode D5 is also connected with resistance R14, red led LED-R successively, and the negative pole of D6 is successively with two
Pole pipe D9, diode D10, resistance R16 and yellow indicator lamp LED-Y connect.
Under normal condition, green indicating lamp lights expression external power source normally, and during charging, red led is lighted, and battery fills
After the completion of electricity, red led extinguishes.When battery or live part break down, yellow indicator lamp lights prompting lamp interior
Break down, need professional to be keeped in repair.
Charge circuit or battery short circuit protection circuit by resistance R11, resistance R12, resistance R13, operational amplifier LM358,
Diode D12, diode D8, diode D15 composition, the negative pole of diode D6 is passed through by the negative pole of resistance R13, diode D5
The resistance R12 of resistance R11 and one end ground connection is connected with the input of operational amplifier LM358 respectively, resistance R11 and diode
The negative pole of D5 connects, and resistance R11, resistance R12, resistance R13 pass through resistance R11 and operation amplifier with the negative pole of diode D5 respectively
The input of device LM358 connects, the outfan of operational amplifier LM358 respectively with diode D12, diode D8, diode D15
Positive pole connect.Charge normal or set of cells be not short-circuited fault when, operational amplifier LM358 is static.When battery generation is short
Road fault or due to battery long-term work battery-end drops too many when, operational amplifier LM358 foot detects low-voltage, circuit
Upset, the 1st foot output high level.One tunnel is through D12, R17 point glassy yellow malfunction indicator lamp.One tunnel is through diode D8 to audion
Q3, makes audion Q3 ON operation, colelctor electrode (C pole) the output low-voltage of audion Q3, live part quits work.Another road
Through diode D15, R15 to audion Q4, make audion Q4 ON operation, red charging indicator light LED-R extinguishes.
After power-off, electric discharge holding circuit is made up of isolating diode D13, storage capacitor C4, isolating diode D13 and two poles
The negative pole of pipe D5 connects, and the positive pole of storage capacitor C4 is connected with the negative pole of isolating diode D13, and the negative pole of storage capacitor C4 connects
Ground.When AC power supplies disappears, the voltage of storage capacitor C4, to late-class circuit R20,21 and the release of audion Q6 emitter junction, makes audion
Q6 obtains electric work, and C pole output low level leads to relay adhesive, and relay center contact is connected with movable contact and obtains set of cells electricity
Pressure.This bright load bulb of voltage one waypoint, a road feeds back to audion Q6 emitter junction through diode D16, resistance R22, is allowed to protect
Hold conducting state.Until when discharge voltage is less than the 80% of battery voltage, to puncture D16, audion Q6 loses this undertension
Electricity cut-off, exports high level, and relay discharges, and emergency light quits work.When AC power supplies is normal, diode D12 exports
Voltage through resistance R18, resistance R19 to audion Q5 emitter junction, make audion Q5 work, C pole export low level, drag down three
The bias voltage of pole pipe Q6 to approximate zero potential, make charge normal or charge terminate after relay remains stationary state, battery
Will not put when filling, to protect set of cells.
Embodiment of above is only that technology design of the present utility model and feature are described, its object is to allow and is familiar with this skill
The people of art understands that content of the present utility model is simultaneously carried out, and can not limit protection domain of the present utility model with this, all
The equivalence changes done according to this utility model spirit or modification, all should cover in protection domain of the present utility model.
Claims (8)
1. a kind of emergency light with timing charging protection function it is characterised in that：Including the step-down rectifier being sequentially connected
Filter circuit, timing charge protector, electric discharge holding circuit, final discharging voltage protection circuit, emergency lighting electricity after power-off
Road, described timing charge protector is connected with condition indication circuit, and described timing charge protector includes timing and charges electricity
Road, charge circuit or battery short circuit protection circuit.
2. the emergency light with timing charging protection function according to claim 1 it is characterised in that：Described blood pressure lowering
Current rectifying and wave filtering circuit includes electric fuse F1, transformator T1, commutation diode D1-4, filter capacitor C1, diode D5 and filtering
The high pressure winding of electric capacity C2, electric fuse F1 and transformator T1 is connected, one of low pressure winding of described transformator T1 and rectification
The input of diode connects, and another low pressure winding is sequentially connected with diode D5, filter capacitor C2, described filter capacitor C2
Ground connection.
3. the emergency light with timing charging protection function according to claim 2 it is characterised in that：Described timing
Charging circuit mainly by intervalometer integrated circuit MC14541BCP U1 and in order to determine timing by resistance R9, electricity
The peripheral cell composition that resistance R10 and electric capacity C3 is constituted, described resistance R9, resistance R10, electric capacity C3 are corresponding in turn to integrated circuit
The RTC pin of MC14541BCP U1, RS pin, CTC pin corresponding pin connect, and described filter capacitor C2 is just
Pole is connected with the A pin of integrated circuit MC14541BCP U1, B pin.
4. the emergency light with timing charging protection function according to claim 3 it is characterised in that：Described emergent
Illuminating lamp adopts cadmium-nickel storage cell group as energy-storage battery.
5. the emergency light with timing charging protection function according to claim 3 it is characterised in that：Described timing
Charging circuit also includes diode D6, the Q pin of described integrated circuit MC14541BCP U1 and diode D7, resistance R7, three poles
Pipe Q3, audion Q2, resistance R4, audion Q1, diode D6 are sequentially connected, and the base stage of described resistance R7 and audion Q3 is even
Connect, the colelctor electrode of described audion Q3 is connected with the base stage of audion Q2, the colelctor electrode of described audion Q2 is connected with resistance R4,
Described resistance R4 is connected with the base stage of audion Q1, and the colelctor electrode of described audion Q1 is connected with the positive pole of diode D6.
6. the emergency light with timing charging protection function according to claim 5 it is characterised in that：Described state
Indicating circuit includes resistance R8, green indicating lamp LED-G, resistance R14, red led LED-R, diode D9, diode
D10, resistance R16 and yellow indicator lamp LED-Y, the negative pole of described diode D5 successively with resistance R8, green indicating lamp LED-G
Connect, the negative pole of described diode D5 is also connected with resistance R14, red led LED-R successively, the negative pole of described D6 successively with
Diode D9, diode D10, resistance R16 and yellow indicator lamp LED-Y connect.
7. the emergency light with timing charging protection function according to claim 5 it is characterised in that：Described charging
Loop or battery short circuit protection circuit by resistance R11, resistance R12, resistance R13, operational amplifier LM358, diode D12, two
Pole pipe D8, diode D15 composition, the negative pole of described diode D6 passes through resistance R13, the negative pole of diode D5 passes through resistance R11
And the resistance R12 of one end ground connection is connected with the input of operational amplifier LM358 respectively, described resistance R11 and diode D5
Negative pole connect, described resistance R11, resistance R12, resistance R13 are put by resistance R11 and computing with the negative pole of diode D5 respectively
The input of big device LM358 connects, and the outfan of described operational amplifier LM358 is respectively with diode D12, diode D8 just
Pole, diode D15 connect.
8. the emergency light with timing charging protection function according to claim 2 it is characterised in that：Described power-off
Electric discharge holding circuit is made up of isolating diode D13, storage capacitor C4 afterwards, and described isolating diode D13 and diode D5's is negative
Pole connects, and the positive pole of described storage capacitor C4 is connected with the negative pole of isolating diode D13, and the negative pole of described storage capacitor C4 connects
Ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874375.5U CN205945205U (en) | 2016-08-12 | 2016-08-12 | Emergency lighting lamp with timing charge protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874375.5U CN205945205U (en) | 2016-08-12 | 2016-08-12 | Emergency lighting lamp with timing charge protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205945205U true CN205945205U (en) | 2017-02-08 |
Family
ID=57920924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620874375.5U Expired - Fee Related CN205945205U (en) | 2016-08-12 | 2016-08-12 | Emergency lighting lamp with timing charge protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205945205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834648A (en) * | 2017-11-21 | 2018-03-23 | 江门市天王达科技实业有限公司 | A kind of charging circuit and its method applied to emergence lighting lamp |
-
2016
- 2016-08-12 CN CN201620874375.5U patent/CN205945205U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834648A (en) * | 2017-11-21 | 2018-03-23 | 江门市天王达科技实业有限公司 | A kind of charging circuit and its method applied to emergence lighting 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: 20170208 |