CN110167237B - Emergency lighting control circuit - Google Patents
Emergency lighting control circuit Download PDFInfo
- Publication number
- CN110167237B CN110167237B CN201910563068.3A CN201910563068A CN110167237B CN 110167237 B CN110167237 B CN 110167237B CN 201910563068 A CN201910563068 A CN 201910563068A CN 110167237 B CN110167237 B CN 110167237B
- Authority
- CN
- China
- Prior art keywords
- unit
- signal
- contactor
- fire
- emergency lighting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007935 neutral effect Effects 0.000 claims abstract description 7
- 230000008054 signal transmission Effects 0.000 claims description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- 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
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention provides an emergency lighting control circuit which comprises an emergency lighting switch unit, a contactor unit, a lighting unit and a DC fire-fighting cut-off signal unit, wherein the emergency lighting switch unit, the contactor unit and the lighting unit are sequentially connected in series, and the DC fire-fighting cut-off signal unit is electrically connected with the contactor unit and used for transmitting fire-fighting signals; the contactor unit comprises a plurality of contactor normally-closed contacts and a signal coil which is mutually linked with the contactor normally-closed contacts, the DC fire-fighting cut-off signal unit is connected with A1 and A2 contacts of the signal coil and used for controlling the plurality of contactor normally-closed contacts to be converted into a normally-open state, the emergency lighting switch unit, each contactor normally-closed contact and the positive terminal of the lighting unit are sequentially connected in series and connected into a live wire L, and the negative terminal of the lighting unit is connected into a neutral wire N.
Description
Technical Field
The invention relates to the technical field of fire-fighting illumination, in particular to an emergency illumination control circuit.
Background
The emergency lighting control circuit for fire control in the existing building body generally comprises an emergency lighting switch, a conventional contactor, an emergency lighting lamp system with a storage battery and a DC fire control cut-off signal unit, wherein the emergency lighting switch is installed in each floor and is powered on by power connection provided by a building or a power generation field, the conventional contactor comprises a signal coil and a plurality of normally open contacts linked with the signal coil, the emergency lighting switch, the normally open contacts and the lighting lamp system are connected in series, wherein the normally open contacts need to be normally closed to charge the lighting and other systems, and the lighting state of the lighting lamp can be realized after the DC fire control cut-off signal unit is powered on with the signal coil, but the normally open contacts of the conventional contactor are not suitable for keeping the normally closed state. Thus, in this circuit, the normally open contacts of the conventional contactor need to be closed to charge and maintain the illumination lamp system for a long period of time, which can reduce the useful life of the conventional contactor.
Therefore, a new technical scheme is provided to solve the technical problems.
Disclosure of Invention
The invention aims to provide an emergency lighting control circuit.
The technical scheme designed by the invention is as follows:
An emergency lighting control circuit comprises an emergency lighting switch unit, a contactor unit, a lighting unit and a DC fire-fighting cut-off signal unit, wherein the emergency lighting switch unit, the contactor unit and the lighting unit are sequentially connected, and the DC fire-fighting cut-off signal unit is electrically connected with the contactor unit; the contactor unit comprises a plurality of contactor normally-closed contacts and a signal coil which is mutually linked with the contactor normally-closed contacts, the DC fire-fighting cut-off signal unit is connected with A1 and A2 contacts of the signal coil and used for transmitting fire-fighting cut-off signals generated by the DC fire-fighting cut-off signal unit to the signal coil of the contactor, and the signal coil controls the plurality of contactor normally-closed contacts to be converted into a normally-open state after electric signals are obtained; the emergency lighting switch unit, the normally closed contact of each contactor and the positive terminal of the lighting unit are sequentially connected in series and connected into a live wire L, and the negative terminal of the lighting unit is connected into a neutral wire N.
The emergency lighting control circuit is characterized in that the emergency lighting switch unit comprises a plurality of emergency lighting switches, and one emergency lighting switch, one contactor normally-closed contact and an anode terminal of the lighting unit are sequentially connected in series and connected into a live wire L.
The emergency lighting control circuit is characterized in that the lighting unit comprises a plurality of lighting lamp systems with storage batteries, one emergency lighting switch, one contactor normally-closed contact and the positive terminal of the lighting lamp systems are sequentially connected in series, and the negative terminal of each lighting lamp system is connected in parallel to a neutral line N.
The emergency lighting control circuit is characterized in that the DC fire-fighting cut-off signal unit comprises a fire-fighting signal power supply and a fire-fighting cut-off signal terminal, and the anode and the cathode of the fire-fighting signal power supply are connected with the signal coil through the fire-fighting cut-off signal terminal.
The application has the beneficial effects that: the contactor is provided with a plurality of normally-closed contacts, and the contacts are changed from normally open to normally closed without electrifying a signal coil in the contactor for a long time in daily use, so that the contactor has longer service life when the lighting lamp system is charged in daily use. According to the application, the emergency lighting power supply of multiple floors can be satisfied by only arranging one contactor and connecting multiple loops. The contactor can be directly connected with a fire-fighting non-DC 24V signal to command the contactor to work, so that the phenomena of signal transmission errors and the like caused by excessive middle of the circuit are reduced, and the use reliability of the whole circuit is enhanced.
Drawings
Fig. 1 is a circuit block diagram of an emergency lighting control circuit in some embodiments of the invention.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that terms such as "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. refer to an orientation or positional relationship based on that shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The following disclosure provides many different embodiments, or examples, for implementing different systems of the invention. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.
Referring to fig. 1, in order to solve the above-mentioned technical problems, the present invention provides an emergency lighting control circuit, which includes an emergency lighting switch unit 10, a contactor unit 20, a lighting unit 30 and a DC fire-fighting cut-off signal unit 40, wherein the emergency lighting switch unit 10, the contactor unit 20 and the lighting unit 30 are sequentially connected in series, and the DC fire-fighting cut-off signal unit 40 is electrically connected with the contactor unit 20 for transmitting fire signals; the contactor unit 20 comprises a plurality of contactor normally-closed contacts and a signal coil K which is mutually linked with the contactor normally-closed contacts, the DC fire-fighting cut-off signal unit 40 is connected with the A1 and A2 contacts of the signal coil K and used for controlling the plurality of contactor normally-closed contacts to be converted into a normally-open state, the emergency lighting switch unit 10, each contactor normally-closed contact and the positive terminal of the lighting unit 30 are sequentially connected in series and connected into a live wire L, and the negative terminal of the lighting unit 30 is connected into a neutral wire N. The emergency lighting switch unit 10 includes a plurality of emergency lighting switches, one of which, the normally-closed contact of the contactor, and the positive terminal of the lighting unit 30 are connected in series in this order and connected into a live line L. The lighting unit 30 includes a plurality of lighting systems with self-contained batteries, one of the emergency lighting switches, one of the normally-closed contacts of the contactor, and the positive terminal of the lighting system are sequentially connected in series, and the negative terminal of each lighting system is connected in parallel to the neutral line N. The DC fire cut off signal unit 40 includes a fire signal power source (not shown) whose positive and negative poles are connected to the signal coil K through fire cut off signal terminals (not shown) for transmitting the fire cut off signal in the control loop.
In practical application, taking the use of the above circuit structure of hotel with six floors as an example, the circuit structure is further explained and specifically: the emergency lighting switch unit comprises six emergency lighting switches QF1-QF6 which are respectively connected to six fire wires, a person skilled in the art is provided with wiring according to a three-phase principle of connecting a fire wire with a power supply voltage A, B, C, and marks 6 fire wires, namely 1L1, 2L1, 3L1, 1L2, 2L2 and 3L2, each emergency lighting switch is respectively arranged at each floor, six normally closed contacts are arranged in a contactor, each three normally closed contacts are divided into a group, therefore the contactor KM comprises normally closed contacts in a grouping mode of marking according to KM1 and KM2, each emergency lighting switch is connected with each normally closed contact in series as shown in the figure, and correspondingly, each floor is provided with a lighting lamp system which is connected with the emergency lighting switch and the normally closed contacts in series and is provided with a storage battery, namely HG1, HG2, HG3, HG4, HG5 and HG6. When the circuit is in a non-fire-fighting state, a main power supply arranged in a building is connected with each emergency lighting switch, each emergency lighting switch and a normally-closed contact of the contactor are in a closed state and are used for charging the lighting lamp system, and the lighting lamp system is in a non-lighting state. When a fire disaster occurs, the fire control room transmits fire control non-cutting signals to the signal coil of the contactor, the fire control non-cutting signals are 24V direct current signals, and after the signal coil obtains 24V electric signals, the control loop of electric signal transmission cuts off non-fire control power supply according to the fire control signals, namely, all normally closed contacts on the emergency lighting switch and the contactor are changed into normally open states, and at the moment, the lighting lamp system is powered by the self-storage battery to be in an emergency lighting state.
In the description of the present specification, reference to the terms "present embodiment," "in a further embodiment," "one implementation," "certain implementations," "illustrative implementations," "examples," "specific examples," or "some examples," etc., means that a particular feature, system, material, or characteristic described in connection with the implementations or examples is included in at least one implementation or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, systems, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In summary, although the present invention has been described in terms of the preferred embodiments, the preferred embodiments are not limited to the above embodiments, and various modifications and changes can be made by one skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention is defined by the appended claims.
Claims (4)
1. The emergency lighting control circuit is characterized by comprising an emergency lighting switch unit, a contactor unit, a lighting unit and a DC fire-fighting cut-off signal unit, wherein the emergency lighting switch unit, the contactor unit and the lighting unit are sequentially connected, and the DC fire-fighting cut-off signal unit is electrically connected with the contactor unit; the contactor unit comprises a plurality of contactor normally-closed contacts and a signal coil which is mutually linked with the contactor normally-closed contacts, the DC fire-fighting cut-off signal unit is connected with A1 and A2 contacts of the signal coil and used for transmitting fire-fighting cut-off signals generated by the DC fire-fighting cut-off signal unit to the signal coil of the contactor, and the signal coil controls the plurality of contactor normally-closed contacts to be converted into a normally-open state after electric signals are obtained; the emergency lighting switch unit, the normally closed contact of each contactor and the positive terminal of the lighting unit are sequentially connected in series and connected into a live wire L, the negative terminal of the lighting unit is connected into a neutral wire N, and the lighting unit comprises a plurality of lighting lamp systems with storage batteries;
When the emergency lighting control circuit is in a non-fire-fighting state, each emergency lighting switch and the normally-closed contact of the contactor are in a closed state and are used for charging the lighting lamp system, and the lighting lamp system is in a non-lighting state at the moment; when a fire disaster occurs, the fire fighting cut-off signal is transmitted to the signal coil of the contactor, the fire fighting cut-off signal is a 24V direct current signal, and after the signal coil obtains a 24V electric signal, a control loop of electric signal transmission cuts off a non-fire fighting power supply according to the fire fighting cut-off signal, namely, all normally closed contacts on the emergency lighting switch and the contactor are changed into a normally open state, and at the moment, the lighting lamp system is powered by a self battery to be in an emergency lighting state.
2. The emergency lighting control circuit of claim 1, wherein the emergency lighting switch unit comprises a plurality of emergency lighting switches, one of the contactor normally-closed contacts, and the lighting unit positive terminal are connected in series and into a hot line L.
3. The emergency lighting control circuit of claim 2, wherein one of said emergency lighting switches, one of said normally closed contacts of said contactor, and the positive terminal of said lamp system are connected in series in sequence, the negative terminal of each of said lamp systems being connected in parallel to a neutral line N.
4. The emergency lighting control circuit of claim 3, wherein the DC fire cut-off signal unit comprises a fire signal power supply and a fire cut-off signal terminal, and wherein the positive and negative poles of the fire signal power supply are connected to the signal coil through the fire cut-off signal terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910563068.3A CN110167237B (en) | 2019-06-26 | 2019-06-26 | Emergency lighting control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910563068.3A CN110167237B (en) | 2019-06-26 | 2019-06-26 | Emergency lighting control circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110167237A CN110167237A (en) | 2019-08-23 |
| CN110167237B true CN110167237B (en) | 2024-04-16 |
Family
ID=67636815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910563068.3A Active CN110167237B (en) | 2019-06-26 | 2019-06-26 | Emergency lighting control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110167237B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2407549Y (en) * | 2000-01-19 | 2000-11-22 | 凌岩 | Emergent lighting controller for high-rising building |
| JP2001218388A (en) * | 2000-01-31 | 2001-08-10 | Toshiba Lighting & Technology Corp | Battery-charging apparatus, lighting device for emergency, and illuminating device for disaster prevention |
| CN2509814Y (en) * | 2001-09-21 | 2002-09-04 | 上海荣天电子有限公司 | Charging exciter lamp |
| CN101765277A (en) * | 2010-02-05 | 2010-06-30 | 潍坊昌大建设集团有限公司 | Emergency lightening control circuit |
| CN202334990U (en) * | 2011-09-29 | 2012-07-11 | 福建农林大学 | Light-emitting diode (LED) emergency light control circuit adopting normally-closed contact to control charging |
| CN203872405U (en) * | 2014-05-23 | 2014-10-08 | 深圳市欧博工程设计顾问有限公司 | Control system for forcefully starting emergency lighting |
| CN206402489U (en) * | 2016-12-27 | 2017-08-11 | 王大鹏 | A kind of emergency light on-off control system |
| CN108174483A (en) * | 2017-12-29 | 2018-06-15 | 天津市天友建筑设计股份有限公司 | A kind of multifunctional LED emergent lamp and its application method |
| CN208369923U (en) * | 2018-07-11 | 2019-01-11 | 道巴斯电气江苏有限公司 | Emergency lighting control device based on fire protection linkage control |
| CN210298152U (en) * | 2019-06-26 | 2020-04-10 | 广东南一华电气有限公司 | Emergency lighting control circuit |
-
2019
- 2019-06-26 CN CN201910563068.3A patent/CN110167237B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2407549Y (en) * | 2000-01-19 | 2000-11-22 | 凌岩 | Emergent lighting controller for high-rising building |
| JP2001218388A (en) * | 2000-01-31 | 2001-08-10 | Toshiba Lighting & Technology Corp | Battery-charging apparatus, lighting device for emergency, and illuminating device for disaster prevention |
| CN2509814Y (en) * | 2001-09-21 | 2002-09-04 | 上海荣天电子有限公司 | Charging exciter lamp |
| CN101765277A (en) * | 2010-02-05 | 2010-06-30 | 潍坊昌大建设集团有限公司 | Emergency lightening control circuit |
| CN202334990U (en) * | 2011-09-29 | 2012-07-11 | 福建农林大学 | Light-emitting diode (LED) emergency light control circuit adopting normally-closed contact to control charging |
| CN203872405U (en) * | 2014-05-23 | 2014-10-08 | 深圳市欧博工程设计顾问有限公司 | Control system for forcefully starting emergency lighting |
| CN206402489U (en) * | 2016-12-27 | 2017-08-11 | 王大鹏 | A kind of emergency light on-off control system |
| CN108174483A (en) * | 2017-12-29 | 2018-06-15 | 天津市天友建筑设计股份有限公司 | A kind of multifunctional LED emergent lamp and its application method |
| CN208369923U (en) * | 2018-07-11 | 2019-01-11 | 道巴斯电气江苏有限公司 | Emergency lighting control device based on fire protection linkage control |
| CN210298152U (en) * | 2019-06-26 | 2020-04-10 | 广东南一华电气有限公司 | Emergency lighting control circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110167237A (en) | 2019-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8558407B2 (en) | Elevator emergency LED lighting power supply assembly | |
| JP3095080B2 (en) | Fail-safe lighting system | |
| CN102576964A (en) | Power distribution system | |
| US5149185A (en) | Emergency hall lighting | |
| CN210298152U (en) | Emergency lighting control circuit | |
| CN110167237B (en) | Emergency lighting control circuit | |
| CN205070587U (en) | Dual power transfer switch power supply control system | |
| CN202307738U (en) | Remote controllable current breaker | |
| US9832827B2 (en) | Battery back up lamp using AC wiring activation | |
| JP2018170949A (en) | Power supply system | |
| CN202904774U (en) | Novel color-changing voice indicating lamp | |
| CN218829227U (en) | Main and standby power switching circuit with alarm function and standby circuit thereof | |
| CN209824088U (en) | Circuit structure applied to LED eye protection classroom emergency lamp | |
| CN101267704B (en) | Pneumatically-operated switch system | |
| CN212022627U (en) | Power supply control device for subway auxiliary system | |
| CN220874763U (en) | Multifunctional relay switch | |
| CN215954458U (en) | Wireless networking type fire alarm controller | |
| JP2013081290A (en) | Power distribution system | |
| CN219459351U (en) | Quick installation component of street lamp controller | |
| CN213243252U (en) | YBMW type box-type substation with power line protection structure | |
| CN219351959U (en) | Intelligent switch with independent power supply | |
| CN214154919U (en) | Fire lighting control device | |
| CN109989837B (en) | Double-remote throttle control device | |
| CN203968472U (en) | A kind of emergency lighting system for LED | |
| CN220208126U (en) | Contactor control module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |