CN207573012U - A kind of charging circuit applied to emergence lighting lamp - Google Patents
A kind of charging circuit applied to emergence lighting lamp Download PDFInfo
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- CN207573012U CN207573012U CN201721571098.1U CN201721571098U CN207573012U CN 207573012 U CN207573012 U CN 207573012U CN 201721571098 U CN201721571098 U CN 201721571098U CN 207573012 U CN207573012 U CN 207573012U
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- charging
- lighting lamp
- charging circuit
- emergence
- emergency lighting
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- 238000005070 sampling Methods 0.000 claims description 9
- 229910018095 Ni-MH Inorganic materials 0.000 claims description 7
- 229910018477 Ni—MH Inorganic materials 0.000 claims description 7
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 229910052793 cadmium Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Secondary Cells (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a kind of charging circuits applied to emergence lighting lamp, battery charge controller is set in the charge circuit, trigger condition is set according to the working characteristics and operating ambient temperature of power supply in emergence lighting lamp by battery charge controller, by trigger condition open and close charge switch, so as to realize intermittent automatic charging to emergence lighting lamp.Pass through this intermittent charging circuit; reduce the life consumption of Emergency Lighting Supply; it also avoids rechargeable energy simultaneously to be wasted in inside battery oxygen cycle, emergence lighting lamp is enable to be on active service for a long time, have very important significance to safety in production, energy saving and environmental protection.
Description
Technical field
The utility model is related to the application field of emergence lighting lamp, particularly a kind of filling applied to Emergency Lighting Supply
Circuit.
Background technology
Emergence lighting lamp, including evacuation emergency light and emergency indicating system, be widely used ni-Cd, Ni-MH battery or
Battery pack is generally persistently charged in the stand-by state using low current as emergency power supply, size of current 0.04CmA-
0.06CmA, most emergence lighting lamps on the market are all battery or battery pack to be kept to locate always by lasting charging
In higher state-of-charge, to reach the emergency design requirement of ICEL1010, but according to ni-Cd, the characteristic of Ni-MH battery, with
It charging to carry out, the state-of-charge of battery is constantly improve, and oxygen cycle inevitably occurs for inside battery, for emergency light
For tool, battery is constantly in higher state-of-charge, and the electricity of battery charging is mainly consumed in the oxygen cycle of inside battery, this
On the one hand sample causes energy waste, battery on the other hand is chronically at overcharging state, leads to the quick failure of battery performance, especially
It is Ni-MH battery, it is difficult to reach the life requirements of design.In view of Some Enterprises, public institution are negligent of inspecting periodically emergency light
Tool when power source life exhausts in generation contingency and emergence lighting lamp, will bring unpredictable loss, while long-term
The Emergency Lighting Supply of running persistently consumes electric energy, against in energy saving and environmentally friendly theory.
Utility model content
To solve the above problems, it the purpose of this utility model is that is carried for common ni-Cd, Ni-MH battery or battery pack
For a kind of intermittent charging circuit, battery life is protected under conditions of ensureing that emergence lighting lamp enables safely.
Technical solution is used by the invention for solving the technical problem：
A kind of charging circuit applied to emergence lighting lamp, including the charging circuit to charge to emergence lighting lamp, institute
It states charging circuit and includes input power, charge switch, battery charge controller and Emergency Lighting Supply, the input power is by filling
Electric switch is connect with Emergency Lighting Supply, and the control terminal of the charge switch is connect with the battery charge controller, the charging
Control device controls charging circuit to carry out automatic intermittent charging to Emergency Lighting Supply.
Further, the Emergency Lighting Supply is nickel-cadmium cell or Ni-MH battery.
Further, the charge switch is the triode of positive-negative-positive structure, the transistor base b connections charge control dress
It puts, collector c connection Emergency Lighting Supplies, emitter e connection input power.
Further, the power supply mode of the input power is direct current supply, and the input power front end further includes and will exchange
Alternating current is converted into the rectification module of direct current, and the charging current of the input power is greater than or equal to 0.05CmA.
Further, the battery charge controller includes logic controller and voltage sample module, the voltage sample module
It is connect with logic controller, the logic controller is connect with the transistor base b.
Further, it under conditions of the charging circuit accesses above-mentioned battery charge controller, further includes and emergency lighting electricity
The voltage sampling circuit of source parallel connection, the voltage sampling circuit include connecting partial pressure port and the connection of the voltage sample module
The port in parallel of Emergency Lighting Supply anode and cathode.
Further, the battery charge controller includes logic controller and timing module, the timing module and logic control
Device connection processed, the logic controller are connect with the transistor base b.
Further, by the working characteristics of Emergency Lighting Supply and operating ambient temperature setting charging room in the timing module
Every with two clocking values of charging time, the charging interval and the charging time alternating timing.
The beneficial effects of the utility model are：The ni-Cd that is generally used for emergence lighting lamp on the market, Ni-MH battery,
Logic controller is accessed in emergency lighting circuit, under certain condition the break-make of automatic trigger charging circuit, carried out intermittent
Ground charges, and the spray charging precipitator of the power supply of emergence lighting lamp is controlled between 75%-100% always；Pass through this interval
The charging method of property, reduces the life consumption of the power supply of emergence lighting lamp, while also avoid rechargeable energy and be wasted in electricity
Inside pond in oxygen cycle, emergence lighting lamp is enable to be on active service for a long time, had very to safety in production, energy saving and environmental protection
Important meaning.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the charging circuit diagram judged by voltage of the utility model embodiment；
Fig. 2 is the charging circuit diagram judged by the time of the utility model embodiment；
Fig. 3 is the charge mode contrast potential curve graph of the utility model embodiment.
Specific embodiment
The emergence lighting lamp refers to fire-fighting emergency headlamp tool, including evacuation emergency light and emergent indicator light.
A kind of charging circuit applied to emergence lighting lamp, the charging circuit include input power 6, charge switch 7
With battery charge controller 4, the battery charge controller 4 controls charging circuit to fill the progress automatic intermittent of Emergency Lighting Supply 5
Electricity.
With reference to figure 1, input power 6 uses direct current supply, to be adapted to the power supply mode of emergence lighting lamp on the market, input
The rectification module (not indicated in figure) that electric main is converted into direct current is additionally provided with before power supply 6, charge switch 7 uses
PNP type triode, transistor base b connections battery charge controller 4, collector c connections Emergency Lighting Supply 5, emitter e connect
Connect input power 6.
Emergency Lighting Supply 5 uses common nickel-cadmium cell group, sets operating temperature as 40 degrees Celsius, and displacement volume is
2000mAh, 5 anode of Emergency Lighting Supply are connect with collector c, and cathode is grounded GND by charging circuit.
Battery charge controller 4 includes logic controller 1 and voltage sample module 3, logic controller 1 and voltage sample module
3 are connected, and logic controller 1 is connect with transistor base b, and voltage sample module 3 triggers logic according to the voltage value detected
Controller 1, logic controller 1 control the on and off of triode.
Voltage sample module 3 is divided sampling, analog-to-digital conversion, is utilized partial pressure electricity using the working method of AD voltage samples
Road obtains the voltage for being matched with 5 voltage value of Emergency Lighting Supply, and the electricity judged for logic controller 1 is obtained by analog-to-digital conversion
Level values trigger logic controller 1 by different level values.Above-mentioned voltage sampling method is known to technical staff in circuit field
Technology, the utility model can also use other method of samplings for voltage or battery capacity.
5 positive and negative anodes shunt voltage sample circuit of Emergency Lighting Supply, voltage sampling circuit include connection voltage sample module 3
Partial pressure port and connect the port in parallel of 5 anode of Emergency Lighting Supply and cathode；In voltage sampling circuit access resistance R4 and
Resistance R5 draws above-mentioned partial pressure port between resistance R4 and resistance R5.
Two level values are set in logic controller 1, a charge level value for trigger triode conducting, one is tactile
The power-off level value of triode cut-off is sent out, two level values are set according to the working characteristics and operating ambient temperature of emergency power supply
It is fixed, the characteristic of nickel-cadmium cell group that in the present embodiment, according to displacement volume be 2000mAh, environment temperature is 40 degrees Celsius, if
Charge level value is determined for 1.359V, and power-off level value is 1.460V, in addition sets input emergency lighting electricity during triode ON
The direct current in source 5 is 300mA.
With reference to figure 3, Emergency Lighting Supply 5 continues self discharge, in the present embodiment, nickel-cadmium cell used in stand-by state
Group voltage value drops into 1.359V after a period of time in the work environment, battery capacity is about 75% (to set herein
Value, which should meet in ICEL1010 discharge capacity during about power supply Emergency use, should be not less than 75% requirement of nominal capacity, otherwise
Above-mentioned triggering level value should be adjusted, in actual use, to ensure compliance with design standard, charge level value can be suitably turned up), this
When logic controller 1 triggered by voltage sample module 3, logic controller 1 controls transistor base b, turn-on transistor, charging electricity
Road starts to charge to Emergency Lighting Supply 5 with 300mA direct currents, and after charging in about 2 hours, voltage value reaches power-off electric
Level values 1.460V, logic controller 1 control transistor base b, triode cut-off, and charging circuit disconnects, the electricity of emergency lighting at this time
Source 5 keeps stand-by state, and waiting is charged next time.
With reference to figure 2, input power 6 uses direct current supply, to be adapted to the power supply mode of emergence lighting lamp on the market, input
The rectification module (not indicated in figure) that electric main is converted into direct current is additionally provided with before power supply 6, charge switch 7 uses
PNP type triode, transistor base b connections battery charge controller 4, collector c connections Emergency Lighting Supply 5, emitter e connect
Connect input power 6.
Emergency Lighting Supply 5 uses common nickel-cadmium cell group, sets operating temperature as 50 degrees Celsius, and displacement volume is
4000mAh, 5 anode of Emergency Lighting Supply are connect with collector c, and cathode is grounded by charging circuit.
Battery charge controller 4 includes logic controller 1 and timing module 2, and logic controller 1 is connected with timing module 2
It connects, logic controller 1 is connect with transistor base b, and timing module 2 is according to the working characteristics and work of above-mentioned Emergency Lighting Supply 5
Make environment temperature setting charging interval and charging time.In the present embodiment, charging interval is set as 48 hours, and the charging time is
1 hour, the direct current of the input Emergency Lighting Supply 5 when in addition setting triode ON is 400mA.
Emergency Lighting Supply 5 continues self discharge in stand-by state, and in the present embodiment, nickel-cadmium cell group used is at place
Battery capacity declines about 75% after a period of time in working environment, is matched with the charging room set by timing module 2
Every that is, battery capacity drops to 75% after 48 hours, and timing module 2 triggers logic controller 1, logic controller 1 at this time
Transistor base b, turn-on transistor are controlled, charging circuit starts to charge to Emergency Lighting Supply 5 with 400mA direct currents,
After charging in about 1 hour, timing module 2 trigger logic controller 1 again, the control transistor base of logic controller 1 b, and three
Pole pipe is ended, and charging circuit disconnects, and Emergency Lighting Supply 5 keeps stand-by state at this time, and waiting is charged next time.
By judging that voltage value triggers charge switch or by timing triggering charge switch, it can realize and shine emergent
The intermittent automatic charging of bright power supply, compared to traditional lasting charging, intermittent charging method due to its charging time significantly
Shorten, extend the service life of Emergency Lighting Supply, while reduce the energy loss that overcharge is brought, meet environmental requirement.
Claims (7)
1. a kind of charging circuit applied to emergence lighting lamp, it is characterised in that：It is filled including what is charged to emergence lighting lamp
Circuit, the charging circuit include input power (6), charge switch (7), battery charge controller (4) and Emergency Lighting Supply
(5), the input power (6) is connect by charge switch (7) with Emergency Lighting Supply (5), the control of the charge switch (7)
End is connect with the battery charge controller (4), and the battery charge controller (4) controls charging circuit to Emergency Lighting Supply (5)
Carry out automatic intermittent charging.
2. a kind of charging circuit applied to emergence lighting lamp according to claim 1, it is characterised in that：It is described emergent
Mains lighting supply (5) is nickel-cadmium cell or Ni-MH battery.
3. a kind of charging circuit applied to emergence lighting lamp according to claim 1, it is characterised in that：The charging
The triode that (7) are positive-negative-positive structure is switched, the transistor base b is as control terminal, connection battery charge controller (4), current collection
Pole c connection Emergency Lighting Supplies (5), emitter e connection input power (6).
4. a kind of charging circuit applied to emergence lighting lamp according to claim 3, it is characterised in that：The charging
Control device (4) includes logic controller (1) and voltage sample module (3), the voltage sample module (3) and logic controller
(1) it connects, the logic controller (1) connect with the transistor base b.
5. a kind of charging circuit applied to emergence lighting lamp according to claim 4, it is characterised in that：Further include with
The voltage sampling circuit of Emergency Lighting Supply (5) parallel connection, the voltage sampling circuit include connecting the voltage sample module (3)
Partial pressure port and connection Emergency Lighting Supply (5) anode and cathode port in parallel.
6. a kind of charging circuit applied to emergence lighting lamp according to claim 3, it is characterised in that：The charging
Control device (4) includes logic controller (1) and timing module (2), and the timing module (2) connect with logic controller (1),
The logic controller (1) connect with the transistor base b.
7. a kind of charging circuit applied to emergence lighting lamp according to claim 6, it is characterised in that：The timing
By the working characteristics of Emergency Lighting Supply (5) and operating ambient temperature setting charging interval and charging time two in module (2)
Clocking value, the charging interval and charging time alternating timing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721571098.1U CN207573012U (en) | 2017-11-21 | 2017-11-21 | A kind of charging circuit applied to emergence lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721571098.1U CN207573012U (en) | 2017-11-21 | 2017-11-21 | A kind of charging circuit applied to emergence lighting lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207573012U true CN207573012U (en) | 2018-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721571098.1U Active CN207573012U (en) | 2017-11-21 | 2017-11-21 | A kind of charging circuit applied to emergence lighting lamp |
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| Country | Link |
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| CN (1) | CN207573012U (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 |
-
2017
- 2017-11-21 CN CN201721571098.1U patent/CN207573012U/en active Active
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 |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200810 Address after: 551700 No.14 standard workshop, Xinxin science and Technology Park, economic development zone, Jinhaihu new area, Bijie City, Guizhou Province Patentee after: Guizhou Tianye Technology Co.,Ltd. Address before: Pengjiang District of Guangdong province 529000 Jiangmen Duruan Ruan Chuan Road No. 30 Patentee before: JIANGMEN TWD TECHNOLOGY Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A charging circuit applied to emergency lighting fixtures Granted publication date: 20180703 Pledgee: Bank of Communications Co.,Ltd. Bijie Branch Pledgor: Guizhou Tianye Technology Co.,Ltd. Registration number: Y2024980006048 |