CN202551409U - Emergency illumination panel lamp - Google Patents
Emergency illumination panel lamp Download PDFInfo
- Publication number
- CN202551409U CN202551409U CN2011204622373U CN201120462237U CN202551409U CN 202551409 U CN202551409 U CN 202551409U CN 2011204622373 U CN2011204622373 U CN 2011204622373U CN 201120462237 U CN201120462237 U CN 201120462237U CN 202551409 U CN202551409 U CN 202551409U
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- Prior art keywords
- illumination
- circuit
- emergency
- emergency lighting
- power supply
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides an emergency illumination panel lamp which comprises an external connection power supply, a storage battery, a control circuit and a lamp panel. The control circuit includes: an illumination/emergency switching circuit that is connected with the lamp panel; a commercial power identification circuit that is connected with the external connection power supply and the illumination/emergency switching circuit; and an illumination identification circuit that is connected with the illumination/emergency switching circuit. An identification result is transmitted by the commercial power identification circuit and the illumination identification circuit to the illumination/emergency switching circuit. The illumination/emergency switching circuit is used for controlling normal illumination and emergency illumination switching of the lamp panel. Power is provided by the storage battery to the lamp panel when the lamp panel is in an emergency illumination state. The emergency illumination panel lamp is capable of identifying external brightness and whether the lamp is turned off by a person, can detect more accurately whether an emergency illumination function needs to be started when a normal illumination power supply breaks down, and can be switched between a normal illumination function and an emergency illumination function based on needs more conveniently.
Description
Technical field
The application relates to the illuminating lamp technical field, particularly relates to a kind of emergency lighting flat lamp.
Background technology
Emergency light is when the normal illumination power supply breaks down, and can throw light on and show fire escape effectively, maybe can continue to throw light on and one type of light fixture of non-stop run.Can classify by operating state and function.Can be divided three classes by operating state: the continuous schedule emergency light:, can both continue to provide illumination no matter the normal illumination power supply has not fault; Non-continuous schedule emergency light: having only just provides illumination when the normal illumination power supply breaks down; Compound emergency light: two above light sources are housed in the emergence lighting lamp, have at least one illumination can be provided when the normal illumination power supply breaks down.Can be divided into two types by function: the illumination type light fixture: when having an accident, can necessary illumination be provided to aisle, exit passageway, stair and Potential Area Of Danger; Index type light fixture: can observably indicate outlet and channel direction.
At present, emergency light is mainly used in public place and the place that can not be interrupted illumination, requires the place of continuous illumination like cinema, market, hotel, hospital, civil air defense constructions and installations, underground installation and other.For example, for non-continuous schedule emergency light, no matter daytime or evening, though also whether be the people for turning off the light, as long as the normal illumination power supply breaks down, will start function of emergency illumination.Therefore this emergency light is not suitable for using in small-sized places such as families, for example requires in the family only at night lamp to be lighted, and perhaps the people is not for starting function of emergency illumination yet after turning off the light, and these all are that existing emergency light is inaccessiable.
The utility model content
The application's technical problem to be solved provides a kind of emergency lighting flat lamp; Through adding civil power identification circuit and illumination identification circuit; Make it can discern extraneous brightness and reach whether the people carries out the switching of normal illumination and function of emergency illumination for turning off the light according to demand.
In order to address the above problem, the application discloses a kind of emergency lighting flat lamp, it is characterized in that, comprises external power supply, storage battery, control circuit and lamp plate, wherein,
Said control circuit comprises:
Illumination/emergent commutation circuit is connected with lamp plate;
The civil power identification circuit is connected with external power supply and illumination/emergent commutation circuit;
The illumination identification circuit is connected with illumination/emergent commutation circuit;
Civil power identification circuit and illumination identification circuit pass to illumination/emergent commutation circuit with recognition result, the illumination/normal illumination of emergent commutation circuit control lamp plate and the switching of emergency lighting, and storage battery is its power supply when lamp plate is in the emergency lighting state.
Preferably, said control circuit also comprises:
ON-OFF control circuit is connected with external power supply and lamp plate, control lamp plate startup and stop.
Preferably, said civil power identification circuit comprises: filter is connected with external power supply, discerns current voltage.
Preferably, said illumination identification circuit comprises: photodiode is connected with illumination/emergent commutation circuit, detects ambient light according to degree.
Preferably, said photodiode links to each other with amplifying circuit.
Preferably, be connected charge circuit between said external power supply and the storage battery.
Preferably, said control circuit also comprises the charge-discharge control circuit that is connected with storage battery.
Preferably, said control circuit also comprises sound control circuit and light-operated circuit, is connected with lamp plate respectively.
Preferably, said lamp plate is the LED lamp plate.
Preferably, also comprise: shell and panel.
Compared with prior art, the application comprises following advantage:
The application's emergency lighting flat lamp is made up of lamp plate, storage battery, external power supply and control circuit; Through in control circuit, increasing civil power identification circuit and illumination identification circuit; Both are connected the emergency lighting of control flat lamp and the switching of normal illumination with illumination/emergent commutation circuit respectively.And civil power identification circuit and ON-OFF control circuit independent design prevent owing to the people starts function of emergency illumination for turning off the light, and produce the wasting of resources.Simultaneously, the illumination identification circuit can detect extraneous illumination degree, also can not start function of emergency illumination even have a power failure when guaranteeing by day.
Therefore; The application's emergency lighting flat lamp can be widely used in the place that family, corridor etc. need not continue to throw light on; Owing to can discern extraneous brightness and whether the people is for turning off the light; Therefore can detect the normal illumination power supply more accurately when breaking down, whether need start function of emergency illumination, carry out the switching of normal illumination and function of emergency illumination more easily according to demand.
Description of drawings
Fig. 1 is the structured flowchart of a kind of emergency lighting flat lamp of the application embodiment one;
Fig. 2 is the structured flowchart of a kind of emergency lighting flat lamp of the application embodiment two;
Fig. 3 is the overall structure figure of a kind of emergency lighting flat lamp of the application.
Embodiment
For above-mentioned purpose, the feature and advantage that make the application can be more obviously understandable, the application is done further detailed explanation below in conjunction with accompanying drawing and embodiment.
Embodiment one:
With reference to Fig. 1, show the structured flowchart of a kind of emergency lighting flat lamp in the present embodiment, this emergency lighting flat lamp is made up of external power supply, storage battery, control circuit and lamp plate.Lamp plate adopts the LED of high light efficiency to make light source among the application, has energy-conserving and environment-protective, the crash time is long, brightness is high, no stroboscopic, do not injure advantages such as eyes.
Wherein, external power supply provides the civil power of 220V/50Hz, converts alternating current to direct current through the AC/DC change-over circuit, offers the LED lamp plate, makes its normal illumination.Simultaneously, between external power supply and storage battery, charge circuit is set, external power supply provides civil power,, charges a battery through charge circuit as charge power supply through the power supply after step-down, rectification, the voltage stabilizing.
The application has also carried out additives for overcharge protection, over to storage battery, through charge-discharge control circuit is set in control circuit, can control charging and discharging of accumulator automatically.For example, when the charging voltage of external power supply accumulators arrives 4.2V, stop charging to storage battery; When battery discharging, when voltage is reduced to 2.5V, then stop discharge.
To charging and discharging of accumulator protection is a kind of common technology means of this area, and different control methods is arranged, and for example, utilizes time switch can realize controlled function, the application adopt any method all can, this is not limited.
Under situation about not having a power failure, external power supply is given the power supply of LED lamp plate on the one hand, provides its normal illumination required voltage; Charge a battery through charge circuit on the other hand,, make it start function of emergency illumination to guarantee that after power failure storage battery has enough energy to offer the LED lamp plate.
During power failure; External power supply cuts off, and control circuit is connected to storage battery with the power supply of LED lamp plate, because storage battery is charged through external power supply; Therefore can offer the required voltage of LED lamp plate illumination, start the function of emergency illumination of LED lamp plate through control circuit.
Embodiment two:
With reference to Fig. 2, show the structured flowchart of a kind of emergency lighting flat lamp in the present embodiment, this emergency light comprises external power supply, storage battery, control circuit and lamp plate, wherein, lamp plate adopts LED to make light source.
Said control circuit comprises:
Illumination/emergent commutation circuit is connected with the LED lamp plate;
The civil power identification circuit is connected with external power supply and illumination/emergent commutation circuit;
The illumination identification circuit is connected with illumination/emergent commutation circuit;
Civil power identification circuit and illumination identification circuit pass to illumination/emergent commutation circuit with recognition result; Illumination/the normal illumination of emergent commutation circuit control LED lamp plate and the switching of emergency lighting, storage battery is its power supply when the LED lamp plate is in the emergency lighting state.
Said control circuit also comprises ON-OFF control circuit, and is identical with common illuminating lamp, and ON-OFF control circuit is connected with external power supply and LED lamp plate, the startup of control LED lamp plate and stopping.
Said civil power identification circuit is connected with external power supply through filter, continues to detect current voltage.If current voltage is normal, be line voltage, then the civil power identification circuit is passed to illumination/emergent commutation circuit with this identification signal, and illumination/emergent commutation circuit is operated in the normal illumination state according to this signal controlling LED lamp plate;
If have a power failure suddenly this moment, the civil power identification circuit does not have line voltage through filter detection to current, then this identification signal is passed to illumination/emergent commutation circuit, throw light on/commutation circuit of meeting an urgent need is operated in the emergency lighting state according to this signal controlling LED lamp plate.
Utilize filter identification voltage to belong to the common technology means, no longer repeat here to give unnecessary details.
Said illumination identification circuit comprises photodiode, and the amplifying circuit that links to each other with photodiode, is used for the small-signal of photodiode output is amplified.
Photodiode is the semiconductor device that light signal is become the signal of telecommunication.Its core also is a PN junction, compares with general-purpose diode, and structurally different is, for the ease of accepting incident illumination, it is bigger that the PN junction area is done as far as possible, and electrode area is tried one's best littler, and the junction depth of PN junction is very shallow, is generally less than 1 micron.Photodiode is worked under the reverse voltage effect.When not having illumination, reverse current very little (being generally less than 0.1 microampere) is called dark current, and this moment, photodiode ended.When illumination, after the photon that carries energy gets into PN junction, pass to the bound electron on the covalent bond to energy, make portions of electronics shake off covalent bond, electronics--the hole is right thereby produce, and is called photo-generated carrier.If on external circuit, connect load, just obtained the signal of telecommunication in the load, and this signal of telecommunication along with the variation of light respective change.
The illumination identification circuit detects extraneous intensity of illumination through photodiode; When detecting ambient light (be daytime this moment) when very strong; This identification signal is passed to illumination/emergent commutation circuit, and illumination/emergent commutation circuit does not start function of emergency illumination according to this signal controlling LED lamp plate;
When the illumination identification circuit detects ambient light (be night this moment) when very weak through photodiode, then this identification signal is passed to illumination/emergent commutation circuit, throw light on/commutation circuit of meeting an urgent need is according to this signal controlling LED lamp plate startup function of emergency illumination.
It should be noted that the use that cooperatively interacts of civil power identification circuit, illumination identification circuit and ON-OFF control circuit.
First kind of situation: the current line voltage that exists, the promptly current power down mode that is not in:
When needs are used lamp; Artificially ON-OFF control circuit is opened, control LED lamp plate starts, and it is line voltage that while civil power identification circuit detects current voltage; At this moment; No matter the detected extraneous intensity of illumination of illumination identification circuit how, no matter be daytime or night at this moment promptly, illumination/emergent commutation circuit all can be operated in the normal illumination state according to civil power identification circuit and the detected identification signal control of illumination identification circuit LED lamp plate;
In the time need not using lamp, artificially ON-OFF control circuit to be closed, control LED lamp plate quits work; It is line voltage that while civil power identification circuit detects current voltage; At this moment, no matter the detected extraneous intensity of illumination of illumination identification circuit how, though promptly this moment be daytime or night; Illumination/emergent commutation circuit can not respond civil power identification circuit and the detected identification signal of illumination identification circuit, and the LED lamp plate is in closed condition.
That is to say that if the current line voltage that exists, no matter be daytime or evening, so long as artificially lamp is closed, the LED flat lamp can not start function of emergency illumination.
Second kind of situation: the current line voltage that do not exist promptly is in power down mode:
At this moment, ON-OFF control circuit no longer works, and simultaneously, the civil power identification circuit detects the current line voltage that do not have.
If be daytime this moment; The illumination identification circuit detects ambient light according to very strong; Civil power identification circuit and illumination identification circuit are passed to illumination/emergent commutation circuit with detected signal simultaneously, and illumination/emergent commutation circuit does not start function of emergency illumination according to two signal controlling LED lamp plates;
If be night this moment; The illumination identification circuit detects ambient light according to a little less than very; Civil power identification circuit and illumination identification circuit are passed to illumination/emergent commutation circuit with detected signal simultaneously, and illumination/emergent commutation circuit starts function of emergency illumination according to two signal controlling LED lamp plates.
In a kind of preferred embodiment of the application, said control circuit also comprises sound control circuit and light-operated circuit, and both are connected with the LED lamp plate respectively.Can control the light on and off of LED lamp plate, energy savings according to external environment through sound control circuit and light-operated circuit.
Light on and off about utilizing sound control circuit and light-operated circuit control lamp plate are technical schemes commonly used in the prior art, and the application discusses at this no longer in detail.
With reference to Fig. 3, show the overall structure figure of a kind of emergency lighting flat lamp of the application, comprise shell 1, panel 4, lamp plate 2, control circuit 3, storage battery 5 and external power supply (not indicating among the figure).Wherein, shell 1 is formed through anodic oxidation by aluminium alloy, and light source is the LED of high light efficiency, and the crash time is long, consumes low.
Control circuit has civil power identification and illumination recognition function, can control the illumination functions of LED lamp plate and the switching of emergency function through detecting current voltage and intensity of illumination.Civil power identification circuit and ON-OFF control circuit independent design have been avoided owing to the people turns off the light to start the situation of function of emergency illumination; Can discern day and night through detecting current intensity of illumination, avoid starting the situation that function of emergency illumination causes the wasting of resources owing to having a power failure daytime.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
More than a kind of emergency lighting flat lamp that the application provided has been carried out detailed introduction; Used concrete example among this paper the application's principle and execution mode are set forth, the explanation of above embodiment just is used to help to understand the application's method and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to the application's thought, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as the restriction to the application.
Claims (10)
1. an emergency lighting flat lamp is characterized in that, comprises external power supply, storage battery, control circuit and lamp plate, wherein,
Said control circuit comprises:
Illumination/emergent commutation circuit is connected with lamp plate;
The civil power identification circuit is connected with external power supply and illumination/emergent commutation circuit;
The illumination identification circuit is connected with illumination/emergent commutation circuit;
Civil power identification circuit and illumination identification circuit pass to illumination/emergent commutation circuit with recognition result, the illumination/normal illumination of emergent commutation circuit control lamp plate and the switching of emergency lighting, and storage battery is its power supply when lamp plate is in the emergency lighting state.
2. emergency lighting flat lamp according to claim 1 is characterized in that, said control circuit also comprises:
ON-OFF control circuit is connected with external power supply and lamp plate, control lamp plate startup and stop.
3. emergency lighting flat lamp according to claim 1 is characterized in that, said civil power identification circuit comprises: filter is connected with external power supply, discerns current voltage.
4. emergency lighting flat lamp according to claim 1 is characterized in that, said illumination identification circuit comprises: photodiode is connected with illumination/emergent commutation circuit, detects ambient light according to degree.
5. emergency lighting flat lamp according to claim 4 is characterized in that said photodiode links to each other with amplifying circuit.
6. emergency lighting flat lamp according to claim 1 is characterized in that, is connected charge circuit between said external power supply and the storage battery.
7. emergency lighting flat lamp according to claim 1 is characterized in that said control circuit also comprises the charge-discharge control circuit that is connected with storage battery.
8. emergency lighting flat lamp according to claim 1 is characterized in that said control circuit also comprises sound control circuit and light-operated circuit, is connected with lamp plate respectively.
9. emergency lighting flat lamp according to claim 1 is characterized in that, said lamp plate is the LED lamp plate.
10. emergency lighting flat lamp according to claim 1 is characterized in that, also comprises: shell and panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204622373U CN202551409U (en) | 2011-11-18 | 2011-11-18 | Emergency illumination panel lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204622373U CN202551409U (en) | 2011-11-18 | 2011-11-18 | Emergency illumination panel lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202551409U true CN202551409U (en) | 2012-11-21 |
Family
ID=47171963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204622373U Expired - Fee Related CN202551409U (en) | 2011-11-18 | 2011-11-18 | Emergency illumination panel lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202551409U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105072788A (en) * | 2015-07-18 | 2015-11-18 | 黄鹂 | Illumination and emergency dual-purpose LED lamp prevented from overcharging and over-discharging |
| CN105554957A (en) * | 2016-01-29 | 2016-05-04 | 深圳市诚丰浩电子有限公司 | LED lighting emergency integrated lamp and control system |
| CN114364109A (en) * | 2021-12-27 | 2022-04-15 | 惠州市庭宇科技有限公司 | Mobile emergency disinfection and lighting control system and application thereof |
-
2011
- 2011-11-18 CN CN2011204622373U patent/CN202551409U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105072788A (en) * | 2015-07-18 | 2015-11-18 | 黄鹂 | Illumination and emergency dual-purpose LED lamp prevented from overcharging and over-discharging |
| CN105554957A (en) * | 2016-01-29 | 2016-05-04 | 深圳市诚丰浩电子有限公司 | LED lighting emergency integrated lamp and control system |
| CN114364109A (en) * | 2021-12-27 | 2022-04-15 | 惠州市庭宇科技有限公司 | Mobile emergency disinfection and lighting control system and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20131118 |