CN104080223A - Emergency lamp circuit - Google Patents
Emergency lamp circuit Download PDFInfo
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- CN104080223A CN104080223A CN201310106702.3A CN201310106702A CN104080223A CN 104080223 A CN104080223 A CN 104080223A CN 201310106702 A CN201310106702 A CN 201310106702A CN 104080223 A CN104080223 A CN 104080223A
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- Prior art keywords
- circuit
- charge port
- module
- light
- emergency light
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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
An embodiment of the invention discloses an emergency lamp circuit. The emergency lamp circuit comprises a charging port for being connected with an external power supply and providing an external electrical signal for the emergency lamp circuit, a power supply module, a switch module and an illumination module, wherein the first output end of the charging port is grounded, the first end of the power supply module is connected with the second output end of the charging port, the second end is grounded and used for supplying power for the emergency lamp circuit when the external power supply is de-energized, one end of the switch module is respectively connected with the second output end of the charging port and the first end of the power supply module, the other end of the switch module is grounded and used for controlling disconnection of the emergency lamp circuit when the external electrical signal provided by the charging port is received and controlling connection of the emergency lamp circuit when the external electrical signal provided by the charging port is not received, one end of the illumination module is connected with the switch module, and the other end of the illumination module is grounded and used for lightening for illumination when the emergency lamp circuit is connected. By adopting the emergency lamp circuit, an emergency lamp can be turned on to provide illumination for a user at an emergent outage moment, and the whole circuit is simple in structure and low in cost.
Description
Technical field
The present invention relates to electronic applications, relate in particular to a kind of emergency light circuit.
Background technology
Lamp lighting is seen everywhere in modern society the inside, and daily life has more and more be unable to do without various light fixtures.Although the light fixture using in all trades and professions is different, no matter is other purposes such as general lighting, decoration or industrial production illumination of family, these light fixtures all need electricity consumption.Due to the shortage of the energy, power failure phenomenon happens occasionally, and brings a lot of inconvenience, the power failure of burst to cause the work of light fixture cut to people's life, work, and especially in the darker region of light, people are unsighted even may affect its personal safety.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, a kind of emergency light circuit is provided.Can light emergency light for user's illumination in paroxysmal power-cut time, whole circuit structure is simple, with low cost.
In order to solve the problems of the technologies described above, the embodiment of the present invention provides a kind of emergency light circuit, comprising:
Charge port, for being connected with external power source, for described emergency light circuit provides external electric signal, the first output head grounding of described charge port;
Supply module, the second output of charge port described in the first termination, the second end ground connection, for when the described external power source power-off, gives described emergency light circuit power supply;
Switch module, one end connects respectively the second output of described charge port and the first end of described supply module, other end ground connection, for when receiving the external electric signal that described charge port provides, controlling described emergency light circuit disconnects, when not receiving the external electric signal that described charge port provides, control described emergency light circuit conducting;
Lighting module, switch module described in a termination, other end ground connection, throws light on for lighting when the described emergency light circuit conducting.
Wherein, described supply module is rechargeable battery, and the positive pole of described rechargeable battery connects the second output of described charge port, minus earth.
Wherein, described switch module comprises relay, the second output of charge port described in coil one termination of described relay, and other end ground connection, normally-closed contact is communicated with positive pole and the described lighting module of described rechargeable battery.
Wherein, described lighting module comprises at least one light-emitting diode, and all Light-Emitting Diodes are connected successively, and the positive pole of first light-emitting diode connects the normally closed electric shock of described relay, the minus earth of last Light-Emitting Diode.
Wherein, the quantity of described Light-Emitting Diode is 3.
Wherein, described supply module also comprises diode, and the positive pole of described diode connects the second output of described charge port, and negative pole connects the positive pole of described rechargeable battery.
Wherein, described lighting module also comprises current-limiting resistance, and described current-limiting resistance one end is connected with the negative pole of last Light-Emitting Diode, other end ground connection.
Wherein, described lighting module also comprises filter capacitor, and described filter capacitor is in parallel with described current-limiting resistance.
Implement the embodiment of the present invention, there is following beneficial effect:
By the switch module being connected with charge port, control emergency light circuit and carry out conducting and the disconnection of circuit, when externally power supply disconnects, utilize supply module to illumination module for power supply, can realize when there is no external power source power-off or fault, light emergency light for user illumination, for user's live and work offers convenience; By conducting and the disconnection of control relay circuit are set, whole circuit structure is simple, and cost is low, and stable performance; Adopt rechargeable battery poweredly, can repeatedly recycle, when connecting external power source, can be described rechargeable battery charging, the pot life of having guaranteed emergency light, to avoid because of battery failure, power-cut time cannot be used.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the connection diagram of the first embodiment of emergency light circuit of the present invention;
Fig. 2 is the circuit diagram of the second embodiment of emergency light circuit of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 1, is the connection diagram of the first embodiment of emergency light circuit of the present invention, and in the present embodiment, described circuit comprises: charge port 1, supply module 2, switch module 3 and lighting module 4.
Described charge port 1 is for being connected with external power source, for described emergency light circuit provides external electric signal, and the first output head grounding of described charge port 1; External power source is herein generally the electric main of 220V, can certainly be that other external power source is as the three-phase electricity of direct current or 330V.
The second output of charge port 1 described in described supply module 2 first terminations, the second end ground connection, for when the described external power source power-off, gives described emergency light circuit power supply;
Described switch module 3 one end connect respectively the second output of described charge port 1 and the first end of described supply module 2, other end ground connection, for when receiving the external electric signal that described charge port 1 provides, controlling described emergency light circuit disconnects, when not receiving the external electric signal that described charge port 1 provides, control described emergency light circuit conducting;
Switch module 3 described in described lighting module 4 one terminations, other end ground connection, throws light on for lighting when the described emergency light circuit conducting.
When described external power source is connected with described charge port 1, during for described emergency light circuit input external electric signal, external electric signal exports described switch module 3 to by the second output of described charge port 1, and making described switch module 3 control described emergency light circuit disconnection, described external power source is by described switch module 3 ground connection.Described emergency light circuit no power, therefore described lighting module 4 can not lighted yet, when described external power source disconnects, described switch module 3 is controlled described emergency light circuit conducting, described supply module 2 is described lighting module 4 power supplies, lights described lighting module 4, for user carries out emergency lighting.
By the switch module being connected with charge port, control emergency light circuit and carry out conducting and the disconnection of circuit, when externally power supply disconnects, utilize supply module to illumination module for power supply, can realize when there is no external power source power-off or fault, light emergency light for user illumination, for user's live and work offers convenience.
Please refer to Fig. 2, is the circuit diagram of the second embodiment of emergency light circuit of the present invention, and in the present embodiment, described circuit comprises: charge port J1, supply module, switch module and lighting module.
Described charge port J1 is used for being connected with external power source, for described emergency light circuit provides external electric signal, and the first output head grounding of described charge port J1;
The second output of charge port J1 described in described supply module the first termination, the second end ground connection, for when the described external power source power-off, gives described emergency light circuit power supply;
Described switch module one end connects respectively the second output of described charge port J1 and the first end of described supply module, other end ground connection, for when receiving the external electric signal that described charge port J1 provides, controlling described emergency light circuit disconnects, when not receiving the external electric signal that described charge port J1 provides, control described emergency light circuit conducting;
Switch module described in described lighting module one termination, other end ground connection, throws light on for lighting when the described emergency light circuit conducting.
Preferably, described supply module is rechargeable battery BT, and the positive pole of described rechargeable battery BT connects the second output of described charge port J1, minus earth.Adopt described rechargeable battery BT to power, can repeatedly recycle, when connecting external power source, can be described rechargeable battery BT charging, the pot life of having guaranteed emergency light, to avoid because of battery failure, power-cut time cannot be used.
Described switch module comprises relay K 1, the second output of charge port J1 described in coil one termination of described relay K 1, and other end ground connection, normally-closed contact is communicated with positive pole and the described lighting module of described rechargeable battery.
Described lighting module comprises at least one light-emitting diode, and all Light-Emitting Diodes are connected successively, and the positive pole of first light-emitting diode connects the normally closed electric shock of described relay K 1, the minus earth of last Light-Emitting Diode.Adopt LED lighting, power consumption is little, low-carbon environment-friendly.
More preferably, the quantity of described Light-Emitting Diode is 3.The positive pole of the first Light-Emitting Diode LED1 connects the normally-closed contact of described relay K 1, negative pole connects the positive pole of the second Light-Emitting Diode LED2, the negative pole of described the second Light-Emitting Diode LED2 connects the positive pole of described the 3rd Light-Emitting Diode LED3, the minus earth of described the 3rd LED 3.
Described supply module also comprises diode D1, and the positive pole of described diode D1 connects the second output of described charge port J1, and negative pole connects the positive pole of described rechargeable battery BT1.Be used for preventing flowing backwards.
Described lighting module also comprises current-limiting resistance R1, and described current-limiting resistance R1 one end is connected with the negative pole of described the 3rd Light-Emitting Diode, other end ground connection.
Described lighting module also comprises filter capacitor C1, and described filter capacitor C1 is in parallel with described current-limiting resistance R1.
Particularly, when described charge port J1 connects external power source, described relay K 1 powers on, and the circuit of described rechargeable battery BT and described Light-Emitting Diode disconnects, and external power source is only given described rechargeable battery BT powered battery; When external power source power-off or fault, described relay K 1 there is not electricity, and described rechargeable battery BT and described light-emitting diode form closed-loop path, and described Light-Emitting Diode lights up as user and carries out emergency lighting.Comprehensively known, the principle of emergency light circuit is exactly when having external power source to be conventionally civil power, and not conducting of circuit, only plays charging effect to battery; When without civil power, circuit forms closed-loop path, and Light-Emitting Diode is lighted.
In the present embodiment, by conducting and the disconnection of control relay circuit are set, whole circuit structure is simple, and cost is low, and stable performance; Adopt rechargeable battery poweredly, can repeatedly recycle, when connecting external power source, can be described rechargeable battery charging, the pot life of having guaranteed emergency light, to avoid because of battery failure, power-cut time cannot be used.
It should be noted that, each embodiment in this specification all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.For device embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
By the description of above-described embodiment, the present invention has the following advantages:
By the switch module being connected with charge port, control emergency light circuit and carry out conducting and the disconnection of circuit, when externally power supply disconnects, utilize supply module to illumination module for power supply, can realize when there is no external power source power-off or fault, light emergency light for user illumination, for user's live and work offers convenience; By conducting and the disconnection of control relay circuit are set, whole circuit structure is simple, and cost is low, and stable performance; Adopt rechargeable battery poweredly, can repeatedly recycle, when connecting external power source, can be described rechargeable battery charging, the pot life of having guaranteed emergency light, to avoid because of battery failure, power-cut time cannot be used.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, to come the hardware that instruction is relevant to complete by computer program, described program can be stored in a computer read/write memory medium, this program, when carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory is called for short ROM) or random store-memory body (Random Access Memory is called for short RAM) etc.
Above disclosed is only preferred embodiment of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the claims in the present invention, still belongs to the scope that the present invention is contained.
Claims (8)
1. an emergency light circuit, is characterized in that, comprising:
Charge port, for being connected with external power source, for described emergency light circuit provides external electric signal, the first output head grounding of described charge port;
Supply module, the second output of charge port described in the first termination, the second end ground connection, for when the described external power source power-off, gives described emergency light circuit power supply;
Switch module, one end connects respectively the second output of described charge port and the first end of described supply module, other end ground connection, for when receiving the external electric signal that described charge port provides, controlling described emergency light circuit disconnects, when not receiving the external electric signal that described charge port provides, control described emergency light circuit conducting;
Lighting module, switch module described in a termination, other end ground connection, throws light on for lighting when the described emergency light circuit conducting.
2. circuit as claimed in claim 1, is characterized in that, described supply module is rechargeable battery, and the positive pole of described rechargeable battery connects the second output of described charge port, minus earth.
3. circuit as claimed in claim 2, it is characterized in that, described switch module comprises relay, the second output of charge port described in coil one termination of described relay, other end ground connection, normally-closed contact is communicated with positive pole and the described lighting module of described rechargeable battery.
4. circuit as claimed in claim 3, it is characterized in that, described lighting module comprises at least one light-emitting diode, and all Light-Emitting Diodes are connected successively, the positive pole of first light-emitting diode connects the normally closed electric shock of described relay, the minus earth of last Light-Emitting Diode.
5. circuit as claimed in claim 4, is characterized in that, the quantity of described Light-Emitting Diode is 3.
6. circuit as claimed in claim 5, is characterized in that, described supply module also comprises diode, and the positive pole of described diode connects the second output of described charge port, and negative pole connects the positive pole of described rechargeable battery.
7. circuit as claimed in claim 6, is characterized in that, described lighting module also comprises current-limiting resistance, and described current-limiting resistance one end is connected with the negative pole of last Light-Emitting Diode, other end ground connection.
8. circuit as claimed in claim 7, is characterized in that, described lighting module also comprises filter capacitor, and described filter capacitor is in parallel with described current-limiting resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310106702.3A CN104080223A (en) | 2013-03-29 | 2013-03-29 | Emergency lamp circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310106702.3A CN104080223A (en) | 2013-03-29 | 2013-03-29 | Emergency lamp circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104080223A true CN104080223A (en) | 2014-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310106702.3A Pending CN104080223A (en) | 2013-03-29 | 2013-03-29 | Emergency lamp circuit |
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| Country | Link |
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| CN (1) | CN104080223A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000222901A (en) * | 1999-02-02 | 2000-08-11 | Kenji Kojima | Guide light |
| CN201062722Y (en) * | 2007-05-11 | 2008-05-21 | 林兴文 | Minisize emergency lamp with small night lamp function |
| CN202040555U (en) * | 2011-03-10 | 2011-11-16 | 郑明吉 | Emergency electric torch with alarm function |
-
2013
- 2013-03-29 CN CN201310106702.3A patent/CN104080223A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000222901A (en) * | 1999-02-02 | 2000-08-11 | Kenji Kojima | Guide light |
| CN201062722Y (en) * | 2007-05-11 | 2008-05-21 | 林兴文 | Minisize emergency lamp with small night lamp function |
| CN202040555U (en) * | 2011-03-10 | 2011-11-16 | 郑明吉 | Emergency electric torch with alarm function |
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Application publication date: 20141001 |