CN201103874Y - Emergency automatic switching device of lighting device - Google Patents
Emergency automatic switching device of lighting device Download PDFInfo
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- CN201103874Y CN201103874Y CNU2007201135622U CN200720113562U CN201103874Y CN 201103874 Y CN201103874 Y CN 201103874Y CN U2007201135622 U CNU2007201135622 U CN U2007201135622U CN 200720113562 U CN200720113562 U CN 200720113562U CN 201103874 Y CN201103874 Y CN 201103874Y
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Abstract
The utility model relates to an emergency automatic switching device of a lighting lamp, which comprises a shell body provided with a first positive inlet port and a first negative inlet port used for connecting a conventional power supply, as well as a positive outlet port and a negative outlet port connected with the lamp; the shell is also provided with a second positive inlet port and a second negative inlet port connected with the emergency power supply; a miniature intermediate relay is connected between the second positive inlet port and the second negative inlet port; normally closed contacts of the miniature intermediate relay are respectively arranged between the first positive inlet port and the positive outlet port and between the first negative inlet port and the negative outlet port; normally opened contacts of the miniature intermediate relay are respectively arranged between the second positive inlet port and the positive outlet port and between the second negative inlet port and the negative outlet port. The emergency automatic switching device of the lighting lamp has the advantages that: the lamp can be switched between the normal power supply and the emergency power supply when in need, can simplify the line and an internal structure of a centralized emergency circuit and can reduce the cost.
Description
(1) technical field under
The utility model relates to a kind of a kind of improvement of centralized emergency lighting equipment.
(2) background technology
Emergency lighting is an important component part of efficient public security system in the modern building.When building under the situation of breaking out of fire or other disaster, only possesses good complete emergency lighting system, could guarantee the safety of personnel in the building and in time evacuate, and help smooth progress of rescue operation and carry out, thus reduce to greatest extent personnel injures and deaths, reduce the loss of property.The power supply mode of emergency lighting at present mainly contains following several form:
1, the separate power supply of two-way that attracts of electrical network:
2, generating set:
3, batteries:
4, integrated drive generator mode:
Because storage battery power supply mode reliability height, conversion are rapidly, applicability is strong, expansion is convenient, circuit and system are simple, therefore in a lot of buildings, often all select the stand-by power supply of batteries as emergency lighting for use.
The storage battery power supply mode mainly contains two kinds of forms at present: a kind of is the stand alone type power supply, and promptly each emergency light carries standby battery, and when normal power source cut off, stand-by power supply dropped into automatically; Another kind is a concentration supply power, and the not charged source of emergency light itself during the normal illumination power failure, is powered by the centralized emergency power supply of special use (battery).
General employing emergency light carries standby battery and relatively is fit to emergency lighting system small-sized, that disperse, and centralized emergency power supply relatively is fit to large-scale, concentrated emergency lighting system, but in most of engineering, emergency lighting generally all relatively disperses, as adopt centralized emergency power supply, the light fixture of emergency lighting need be provided with independent loop, and from battery, draw separately, and this part light fixture need separate control with ordinary luminaire, brings great inconvenience for design, construction and actual the use.If but adopt emergency light to carry standby battery (most of this method that adopts of existing engineering), though design and construction are easily, but because its internal wiring complexity, components and parts are many, maintenance workload is very big, and is easy to damage in the use engineering, in tall and big factory building, change very inconveniently, and the price of whole system is higher.
(3) summary of the invention
In order to solve the above-mentioned shortcoming of existing centralized emergency power supply, the utility model provides a kind of emergent automatic switching device that can be installed in each ordinary lamp and lantern that need meet an urgent need of centralized emergency power system, light fixture can be switched between common power and emergency power supply when needed, simplify the circuit and the internal structure of centralized emergency circuit, reduce cost.
The lighting described in the utility model automatic switching device of meeting an urgent need, comprise housing, be useful on the first positive input port, the first negative input end mouth that connect conventional power supply on the housing, with the positive output port that is connected light fixture, negative output port, it is characterized in that: connect the second positive input port, the second negative input end mouth of emergency power supply on the housing in addition, be connected with miniature auxiliary reclay between the second positive input port, the second negative input end mouth; Between described first positive input port and the positive output port, and between the first negative input end mouth and the negative output port, the normally-closed contact of miniature auxiliary reclay is housed respectively; Between described second positive input port and the positive output port, and between the second negative input end mouth and the negative output port, the normally opened contact of miniature auxiliary reclay is housed respectively.
Further, described emergency power supply has from belt switch, and described contact from belt switch is controlled by the system blackout signal.
Further, miniature fuse of series connection on the described miniature auxiliary reclay.
The utility model is installed in each ordinary lamp and lantern that need meet an urgent need in the centralized emergency power system.Its basic functional principle is: normal illumination inserts two pairs of normally-closed contacts of auxiliary reclay, auxiliary reclay coil and two pairs of normally opened contacts insert emergency lighting, when system detects system blackout and fire-fighting emergent, emergency wiring is charged, auxiliary reclay normally opened contact closure, normally-closed contact is opened, the excision of general lighting loop, and the emergency lighting loop forces to drop into.
The beneficial effects of the utility model are:
1, illumination system layout and wiring are convenient, have avoided the inconvenience of adopting centralized emergency system designing institute to bring, more meet people's normal design thinking habit.
2, normal illumination can guarantee that emergency light can control by ordinary lamps at ordinary times fully.
3, emergency light can be lighted when fire in unconditional force.Emergency lighting is just often not charged, and when emergency takes place, energising is forced to light.
4, needn't be at the energy-conservation contact switch that depends on double control switch or band fire-fighting contact, directly control reduces the fire-fighting contact in the emergency power supply case, improves the whole system reliability.
When 5, meeting an urgent need, light fixture by the emergency wiring power supply, therefore can separate general lighting loop and emergency loop fully fully, no longer touches standard, and only need adopt fire-retardant emergency wiring or fire-resisting cable in the design, has reduced investment.
6, adopt this design to have the plurality of advantages of concentrating emergency system, and this apparatus cost is cheap, cost is probably at 20 ~ 30RMB.
7, in addition, if between hoolivan, adopt the emergency lighting system of this kind mode, can reduce the emergency lighting system investment greatly, estimation: the price of common two-tube anti-explosion fluorescent lamp probably is 550RMB, and the price of the two-tube anti-explosion fluorescent lamp that band is met an urgent need probably is 1250RMB, and both differ 700RMB.The common EPS price of low capacity probably is 4000RMB/KW, and the EPS of 1KW can according to such estimation, can save 5100RMB, and have bigger advantage for bigger capacity emergency system for 13 emergency light power supplies.And according to the actual operating position of engineering, the explosion-proof emergency light of the band battery that adopts at explosion-proof area is easy to damage, and changes inconveniently, has very big potential safety hazard, and adopts this scheme can avoid the variety of problems of the explosion-proof emergency light of the band battery that adopts fully.
(4) description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structure chart of the present utility model.
Fig. 2 is this device application principle figure in centralized emergency power system.
(5) specific embodiment
The lighting described in the utility model automatic switching device of meeting an urgent need, comprise housing, be useful on the first positive input port 1, the first negative input end mouth 5 that connect conventional power supply on the housing, with the positive output port 3 that is connected light fixture, negative output port 6, connect in addition on the housing between the second positive input port 2, the second negative input end mouth, 4, the second positive input ports 2, the second negative input end mouth 4 of emergency power supply and be connected with miniature auxiliary reclay K1; Between described first positive input port 1 and the positive output port 3, and between the first negative input end mouth 5 and the negative output port 6, the normally-closed contact K1a of miniature auxiliary reclay K1 is housed respectively; Between described second positive input port 2 and the positive output port 3, and between the second negative input end mouth 4 and the negative output port 6, the normally opened contact K1b of miniature auxiliary reclay is housed respectively.Described emergency power supply EPS has from belt switch Z, and described contact from belt switch Z is controlled by the system blackout signal.Described miniature auxiliary reclay K1 goes up miniature fuse Fu of series connection.
Miniature fuse Fu can be provided with according to actual needs, and shell should adopt explosion-proof shell as using in explosion-proof place.
Just often, this light fixture is by normal illumination air switch QF power supply, and complete like this can control according to ordinary lamp and lantern is when emergency power supply EPS detects system blackout or fire-fighting system is sent instruction, emergency power supply EPS is from belt switch Z switch closure, emergency loop is charged, auxiliary reclay K1 normally opened contact K1b closure, and normally-closed contact K1a opens, the excision of general lighting loop, the emergency lighting loop forces to drop into, and guarantees under any circumstance that like this emergency lighting can reliably drop into.
Present embodiment is only for the explanation the technical solution of the utility model; but not to the restriction of protection domain of the present utility model; those of ordinary skill in the art; under the situation that does not break away from design scope of the present utility model, can also make various variations; all equivalent technical solutions also belong to scope of the present utility model, and protection domain of the present utility model should be by claims
Claims (3)
1. the emergent automatic switching device of lighting, comprise housing, be useful on the first positive input port, the first negative input end mouth that connect conventional power supply on the housing, with the positive output port that is connected light fixture, negative output port, it is characterized in that: connect the second positive input port, the second negative input end mouth of emergency power supply on the housing in addition, be connected with miniature auxiliary reclay between the second positive input port, the second negative input end mouth; Between described first positive input port and the positive output port, and between the first negative input end mouth and the negative output port, the normally-closed contact of miniature auxiliary reclay is housed respectively; Between described second positive input port and the positive output port, and between the second negative input end mouth and the negative output port, the normally opened contact of miniature auxiliary reclay is housed respectively.
2. as claimed in claim 1. the lighting automatic switching device of meeting an urgent need, it is characterized in that: described emergency power supply has from belt switch, and described contact from belt switch is controlled by the system blackout signal.
3. as claimed in claim 1 or 2. the lighting automatic switching device of meeting an urgent need is characterized in that: miniature fuse of series connection on the described miniature auxiliary reclay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201135622U CN201103874Y (en) | 2007-08-21 | 2007-08-21 | Emergency automatic switching device of lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201135622U CN201103874Y (en) | 2007-08-21 | 2007-08-21 | Emergency automatic switching device of lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201103874Y true CN201103874Y (en) | 2008-08-20 |
Family
ID=39950901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201135622U Expired - Lifetime CN201103874Y (en) | 2007-08-21 | 2007-08-21 | Emergency automatic switching device of lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201103874Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102111947A (en) * | 2010-12-15 | 2011-06-29 | 安徽卓越电气有限公司 | Intelligent control system for emergency lighting electroless lamp |
-
2007
- 2007-08-21 CN CNU2007201135622U patent/CN201103874Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102111947A (en) * | 2010-12-15 | 2011-06-29 | 安徽卓越电气有限公司 | Intelligent control system for emergency lighting electroless lamp |
| CN102111947B (en) * | 2010-12-15 | 2013-12-18 | 安徽卓越电气有限公司 | Intelligent control system for emergency lighting electroless lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080820 |
|
| CX01 | Expiry of patent term |