CN202281141U - LED (Light-emitting diode) fire-proof lamp - Google Patents
LED (Light-emitting diode) fire-proof lamp Download PDFInfo
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- CN202281141U CN202281141U CN2011204134473U CN201120413447U CN202281141U CN 202281141 U CN202281141 U CN 202281141U CN 2011204134473 U CN2011204134473 U CN 2011204134473U CN 201120413447 U CN201120413447 U CN 201120413447U CN 202281141 U CN202281141 U CN 202281141U
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- led
- wiring board
- fire
- expanding material
- lamp
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Abstract
The utility model provides a light-emitting diode (LED) fire-proof lamp. The LED fire-proof lamp comprises an LED circuit board, an LED lens and a lamp ring provided with a side wall, wherein the LED circuit board is provided with an LED lamp, the LED circuit board, the LED lamp and the LED lens are placed in the lamp ring, the back of the LED circuit board is provided with a radiator, and the LED circuit board is made of a high-temperature-resistant material. By adopting the lamp structure, the LED circuit board made of the high-temperature-resistant material can be prevented from burn-melting and damaging and the fire-proof function can be obtained to a certain extent.
Description
[technical field]
The utility model relates to lighting field, refers in particular to a kind of Embedded LED fire resistant lighting fitting.
[background technology]
Modern interior Design finishing or occasions such as lighting of home, office lighting generally can be used embedded smallpox light fixture; The modal application of embedded smallpox light fixture is mounted in the perforate of having offered on the ceiling; The ceiling of ceiling system much all is common combustible material, like wooden and plastics etc., if embedded smallpox light fixture is installed on ceiling; When indoor breaking out of fire; Current recessed light fixture particularly flush type LED lamp does not generally possess fire-proof function, and flare can up be leapt up through the gap between light fixture gap and light fixture and the ceiling so, and the wiring board of high temperature of fire meeting scorification LED light fixture; Leap up out and other inflammable objects on the ceiling that ignites from the light fixture that is damaged more easily, cause fire spread.
See also Fig. 1, more existing recessed light fixtures reach certain flameproof effect through tube cover 10 is set outside light fixture, and the Lights section 70 of light fixture, lamp ring structure 80 and radiator 90 all place in the tube cover 10; And in order to dispel the heat, above tube cover 10, offer through hole 60, but the heat-sinking capability of through hole is limited; In the narrow space of the heat accumulation of light fixture between tube cover 10 and light fixture, radiating effect is very poor, causes the overheated and combustibles such as the hair that gathers, dust that burn out or ignite of light fixture easily; And owing to have through hole 60 on the tube cover 10, when breaking out of fire, flare is leapt up out from through hole easily; Cause fire spreading, so this structure can not be prevented fires effectively.
BP 2462155 discloses a kind of LED light fixture, sees also Fig. 2; It includes fire-resistant parts 113; This fire-resistant parts has above being and lets light source penetrate the sheet metal that removes hole, and led light source 115 is launched through this hole, and this structure realizes fire-proof function through resistant to elevated temperatures sheet metal fire-resistant parts is set; After LED lamp and wiring board are arranged on fire-resistant parts; Can effectively prevent to be burnt molten destruction, and LED lamp and wiring board contact with radiator 129, carry out efficiently radiates heat through radiator easily.But this structure need be laid more fire prevention expanding material; Structure is comparatively complicated, and manufacturing procedure is many, in addition; Cooperating between the hole of said fire-resistant parts and the light source has the slit easily; Can not reach good flameproof effect, and fire-resistant parts itself is also easily because of reasons such as bump, high temperature form the crack, and can not effectively prevents fires.Therefore, provide a kind of high temperature resistant, can protect light fixture LED wiring board to be difficult for scorification, the LED fire resistant lighting fitting that fire protecting performance is high, safe and reliable is real be necessity.
[summary of the invention]
It is a kind of high temperature resistant that the purpose of the utility model is to provide, and can protect light fixture LED wiring board to be difficult for scorification, the LED fire resistant lighting fitting that fire protecting performance is high, safe and reliable.
For realizing the utility model purpose, following technical scheme is provided:
The utility model provides a kind of LED fire resistant lighting fitting; It comprises LED wiring board, LED lens; Be provided with the lamp ring of sidewall, the LED wiring board is provided with the LED lamp, and said LED wiring board, LED lamp, LED lens place in the lamp ring; Said LED wiring board rear is provided with radiator, and this LED wiring board is made up of exotic material.The LED wiring board of said exotic material can still keep superperformance when the light fixture use reaches certain high temperature, and is not easy to damage, even running into fire also can be not easy by scorification within a certain period of time, thereby stops fire spreading to a certain extent.
Preferably, this LED wiring board and light fixture closely cooperate, and particularly and between lamp ring and the radiator closely cooperate, and reduce the slit between the element, play well anti-fire action.Best is to be sealed and matched between this LED wiring board and the light fixture.
Preferably, this lamp ring is an exotic material.
Preferably, the exotic material of this LED wiring board adopts refractory ceramics or graphite.The fusing point of refractory ceramics reach at least 1728 ℃ or more than, and the fusing point of graphite also plays anti-fire action to a certain extent more up to 3850 ± 50 ℃.Preferably, be provided with fire proofing material at this LED wiring board and light fixture joint.Preferably, this fire proofing material is the fire prevention expanding material.Joint between LED wiring board and lamp ring and radiator is provided with the fire prevention expanding material, with the slit between the shutoff element, reaches better flameproof effect.
Further, be provided with the fire prevention expanding material in the place ahead and/or the side of this LED wiring board.Adopt the fitting structure of the utility model, when running into fire and take place, the fire prevention expanding material can expand and cover LED PCB surface and slit on every side thereof, prevents that the LED wiring board from being destroyed by scorification, and can stop flare to be leapt up out from the light fixture slit, effectively stops fire spreading.In addition, the fire prevention expanding material can also play the effect of insulation, and when light fixture use at ordinary times, high temperature is gathered in the bulb heating, and the fire prevention expanding material that is arranged on LED wiring board the place ahead and/or side can effectively stop heat effects LED wiring board.
Being provided with of this fire prevention expanding material can be adopted multiple different scheme.
Preferably, this fire prevention expanding material is the polylith fire prevention expanding material that is arranged on this LED wiring board the place ahead, and when meeting high temperature or breaking out of fire, this polylith fire prevention expanding material preheating is expanded and linked and forms tight insulation fireproof protective layer together.
Preferably, this fire prevention expanding material is the sheet fire prevention expanding material that is arranged on this LED wiring board the place ahead, and position of corresponding LED lamp is provided with perforate on it, and the light source of LED lamp can be launched through this perforate.When meeting high temperature or breaking out of fire, this fire prevention expanding material preheating is expanded and is filled perforate and peripheral slit, forms tight insulation fireproof protective layer.In addition, this sheet fire prevention expanding material also has processing characteristics simple, easy for installation.
Preferably; This fire prevention expanding material is the polylith fire prevention expanding material that is arranged on this LED wiring board side; Can effectively stop high temperature to influence wiring board from the slit of wiring board side; When meeting high temperature or breaking out of fire, this fire prevention expanding material preheating is expanded and is covered LED wiring board the place ahead, side and peripheral slit, forms tight insulation fireproof protective layer.
Preferably; This fire prevention expanding material is the annular fire prevention expanding material that is arranged on this LED wiring board side; This annular fire prevention expanding material can effectively stop high temperature to influence wiring board from the slit of wiring board side equally; When meeting high temperature or breaking out of fire, this fire prevention expanding material preheating is expanded and is covered LED wiring board the place ahead, side and peripheral slit, forms tight insulation fireproof protective layer.In addition, this annular fire prevention expanding material also has processing characteristics simple, easy for installation.
Preferably, this fire prevention expanding material is arranged on the place ahead and the side of this LED wiring board simultaneously, and the form of setting can adopt the combination in any of above-mentioned form.
Can be formed with cavity around this LED lamp and the wiring board, this cavity can be prolonged and formed by the lamp ring-side wall, and this fire prevention expanding material can also be arranged on the inwall of this cavity, equally also is arranged on the place ahead and/or the side of LED wiring board.
The contrast prior art the utlity model has following advantage:
The utility model fitting structure when running into the fire generation, at first, adopts the LED wiring board of exotic material can prevent that the wiring board scorification from damaging, and has anti-fire action to a certain extent.In addition, the fire prevention expanding material can expand and cover LED PCB surface and slit on every side thereof, prevents that the LED wiring board from being destroyed by scorification, and can stop flare to be leapt up out from the light fixture slit, effectively stops fire spreading.The fire prevention expanding material can also play the effect of insulation, and when light fixture use at ordinary times, high temperature is gathered in the bulb heating, and the fire prevention expanding material that is arranged on LED wiring board the place ahead and/or side can effectively stop heat effects LED wiring board.
[description of drawings]
Fig. 1 is the sketch map of one of prior art;
Fig. 2 is two a sketch map of prior art;
Fig. 3 is the cutaway view of the utility model LED fire resistant lighting fitting embodiment one;
Fig. 4 is the decomposing schematic representation of the utility model LED fire resistant lighting fitting embodiment two;
Fig. 5 is the decomposing schematic representation of the utility model LED fire resistant lighting fitting embodiment three;
Fig. 6 is the stereogram of the utility model LED fire resistant lighting fitting;
Fig. 7 does not have the embodiment cutaway view that forms cavity around the LED wiring board;
Fig. 8 is for being formed with the embodiment cutaway view of cavity around the LED wiring board.
[specific embodiment]
See also Fig. 3 ~ Fig. 6, the utility model LED fire resistant lighting fitting, it comprises LED wiring board 1, LED lens 2; Be provided with lamp ring 3, the face ring 7 of sidewall, the LED wiring board is provided with LED lamp 4, and said LED wiring board 1, LED lamp 4, LED lens 2 place in the lamp ring 3; Face ring 7 is fixed on lamp ring 3 outsides, and said LED wiring board 1 rear is provided with radiator 5, and this LED wiring board is made up of exotic material; This lamp ring 3 is made up of exotic material, and this LED wiring board and light fixture closely cooperate, and particularly and between lamp ring 3 and the radiator 5 closely cooperates; Reduce the slit between the element, play well anti-fire action.Best is to be sealed and matched between this LED wiring board and the light fixture.
Adopt the fitting structure of the utility model; The LED wiring board of exotic material can prevent that the wiring board scorification from damaging, and has anti-fire action to a certain extent, when running into the fire generation; The fire prevention expanding material can expand and cover LED PCB surface and slit on every side thereof; Prevent that the LED wiring board from being destroyed by scorification, and can stop flare to be leapt up out, effectively stop fire spreading from the light fixture slit.In addition, the fire prevention expanding material can also play the effect of insulation, and when light fixture use at ordinary times, high temperature is gathered in the bulb heating, and the fire prevention expanding material that is arranged on LED wiring board the place ahead and/or side can effectively stop heat effects LED wiring board.
As shown in Figure 3, the joint between LED wiring board 1 and lamp ring 3 and radiator 5 is provided with the fire prevention expanding material, with the slit between the shutoff element, reaches better flameproof effect.
The place ahead and/or side at this LED wiring board 1 are provided with fire prevention expanding material 6, and the whole LED fire resistant lighting fitting is installed on the ceiling through mounting bracket 8.Being provided with of this fire prevention expanding material can be adopted multiple different scheme.This fire prevention expanding material can be provided with a polylith or a monoblock, can be arranged on the place ahead or the side of LED wiring board.
Embodiment two as shown in Figure 4, this fire prevention expanding material are the sheet fire prevention expanding material 6 that is arranged on this LED wiring board 1 the place ahead, and position of corresponding LED lamp 4 is provided with perforate 61 on it, and the light source of LED lamp can be launched through this perforate.When meeting high temperature or breaking out of fire, this fire prevention expanding material preheating is expanded and is filled perforate and peripheral slit, forms tight insulation fireproof protective layer.In addition, this sheet fire prevention expanding material also has processing characteristics simple, easy for installation.
Embodiment three as shown in Figure 5, this fire prevention expanding material 6 is for being arranged on the annular fire prevention expanding material of this LED wiring board side, and is preferred, and this annular fire prevention expanding material can be attached to the inside sidewalls of this lamp ring.The mounting structure of this annular fire prevention expanding material can effectively stop high temperature to influence wiring board from the slit of wiring board side equally; When meeting high temperature or breaking out of fire; This fire prevention expanding material preheating is expanded and is covered LED wiring board the place ahead, side and peripheral slit, forms tight insulation fireproof protective layer.In addition, this annular fire prevention expanding material also has processing characteristics simple, easy for installation.
See also Fig. 7, this lamp ring 3 can be concordant with LED wiring board 1, and closely cooperate between lamp ring 3 and the LED wiring board 1, and both joints are provided with fire prevention expanding material 6.
See also Fig. 8, this lamp ring-side wall can be formed with cavity around LED lamp 4 and LED wiring board 1, closely cooperate between this LED wiring board 1 and lamp ring 3, the wiring board 5, and preferred, this fire prevention expanding material can also be arranged on the inwall of this cavity.
The above is merely the preferred embodiment of the utility model, and the protection domain of the utility model is not limited thereto, and anyly all belongs within the utility model protection domain based on the equivalent transformation on the utility model technical scheme.
Claims (11)
1. LED fire resistant lighting fitting; It comprises LED wiring board, LED lens, is provided with the lamp ring of sidewall, and the LED wiring board is provided with the LED lamp; Said LED wiring board, LED lamp, LED lens place in the lamp ring; Said LED wiring board rear is provided with radiator, it is characterized in that, this LED wiring board is made up of exotic material.
2. LED fire resistant lighting fitting as claimed in claim 1 is characterized in that, the exotic material of this LED wiring board adopts refractory ceramics or graphite.
3. LED fire resistant lighting fitting as claimed in claim 1 is characterized in that, this LED wiring board and light fixture closely cooperate.
4. LED fire resistant lighting fitting as claimed in claim 1 is characterized in that, this lamp ring is an exotic material.
5. like each described LED fire resistant lighting fitting of claim 1 ~ 4, it is characterized in that, be provided with fire proofing material at this LED wiring board and light fixture joint.
6. LED fire resistant lighting fitting as claimed in claim 5 is characterized in that, this fire proofing material is the fire prevention expanding material.
7. like each described LED fire resistant lighting fitting of claim 1 ~ 4, it is characterized in that this fire prevention expanding material is the polylith fire prevention expanding material that is arranged on this LED wiring board the place ahead.
8. like each described LED fire resistant lighting fitting of claim 1 ~ 4, it is characterized in that this fire prevention expanding material is the sheet fire prevention expanding material that is arranged on this LED wiring board the place ahead, position of corresponding LED lamp is provided with perforate on it.
9. like each described LED fire resistant lighting fitting of claim 1 ~ 4, it is characterized in that this fire prevention expanding material is the polylith fire prevention expanding material that is arranged on this LED wiring board side.
10. like each described LED fire resistant lighting fitting of claim 1 ~ 4, it is characterized in that this fire prevention expanding material is the annular fire prevention expanding material that is arranged on this LED wiring board side.
11. like each described LED fire resistant lighting fitting of claim 1 ~ 4, it is characterized in that it further comprises the face ring, this face ring and lamp are equipped with the elasticity load module that matches, this face ring and lamp ring are assembled together through said elasticity load module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204134473U CN202281141U (en) | 2011-10-26 | 2011-10-26 | LED (Light-emitting diode) fire-proof lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204134473U CN202281141U (en) | 2011-10-26 | 2011-10-26 | LED (Light-emitting diode) fire-proof lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202281141U true CN202281141U (en) | 2012-06-20 |
Family
ID=46227308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204134473U Expired - Fee Related CN202281141U (en) | 2011-10-26 | 2011-10-26 | LED (Light-emitting diode) fire-proof lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202281141U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103363408A (en) * | 2013-04-26 | 2013-10-23 | 武良举 | Ceiling lamp |
| CN104033790A (en) * | 2014-06-05 | 2014-09-10 | 立达信绿色照明股份有限公司 | Fireproof down lamp |
| WO2014135820A1 (en) * | 2013-03-06 | 2014-09-12 | Aurora Limited | Improved downlights |
-
2011
- 2011-10-26 CN CN2011204134473U patent/CN202281141U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014135820A1 (en) * | 2013-03-06 | 2014-09-12 | Aurora Limited | Improved downlights |
| GB2526226A (en) * | 2013-03-06 | 2015-11-18 | Aurora Ltd | Improved downlights |
| US20160025285A1 (en) * | 2013-03-06 | 2016-01-28 | Aurora Limited | Improved downlights |
| GB2526226B (en) * | 2013-03-06 | 2016-06-29 | Aurora Ltd | Improved downlights |
| CN103363408A (en) * | 2013-04-26 | 2013-10-23 | 武良举 | Ceiling lamp |
| CN103363408B (en) * | 2013-04-26 | 2016-08-10 | 佛山市威得士灯饰电器有限公司 | Ceiling lamp |
| CN104033790A (en) * | 2014-06-05 | 2014-09-10 | 立达信绿色照明股份有限公司 | Fireproof down lamp |
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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: 20120620 Termination date: 20121026 |