CN103277704A - LED panel lamp good in radiating effect for clean rooms - Google Patents

LED panel lamp good in radiating effect for clean rooms Download PDF

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Publication number
CN103277704A
CN103277704A CN2013102423241A CN201310242324A CN103277704A CN 103277704 A CN103277704 A CN 103277704A CN 2013102423241 A CN2013102423241 A CN 2013102423241A CN 201310242324 A CN201310242324 A CN 201310242324A CN 103277704 A CN103277704 A CN 103277704A
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CN
China
Prior art keywords
described
heat sink
led lamp
led
radiating
Prior art date
Application number
CN2013102423241A
Other languages
Chinese (zh)
Inventor
周辰
汤国其
汤继春
程建华
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苏州信亚科技有限公司
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 苏州信亚科技有限公司 filed Critical 苏州信亚科技有限公司
Priority to CN2013102423241A priority Critical patent/CN103277704A/en
Publication of CN103277704A publication Critical patent/CN103277704A/en

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Abstract

The invention discloses an LED panel lamp good in radiating effect for clean rooms. The LED panel lamp comprises two parallelly arranged LED lamp bars, a radiator and a flat box shaped shell, the radiator is used for radiation of the LED lamp bars, the LED lamp bars and the radiator are accommodated in the flat box shaped shell, a light guide plate is arranged between the two LED lamp bars, the radiator comprises two first radiating plates which are arranged on two sides of the light guide plate respectively, each LED lamp bar comprises a PCB (printed circuit board) and an LED lamp bead arranged on the PCB board, and one PCB and one LED lamp bead corresponding to each LED lamp bar are sequentially arranged on one side, facing the light guide plate, of each first radiating plate. The LED panel lamp is characterized in that a plurality of radiating fins are arranged on one side, opposite to the light guide plate, of each first radiating plate. The LED panel lamp good in radiating effect for the clean rooms has the advantages that since the radiating fins are added on the first radiating plates, radiating area can be greatly enlarged by the aid of the stereoscopic space, air flow is formed and radiating is accelerated; and the shell can be of a sealed structure less prone to dust accumulation, and accordingly the LED panel lamp is particularly suitable for use for the clean rooms.

Description

A kind of toilet of good heat dissipation effect LED flat lamp

Technical field

The present invention relates to a kind of LED light fixture, relate in particular to a kind of LED flat lamp.

Background technology

The LED lamp is as the new development trend of lighting field, has energy-efficiently, and the life-span is long, vision protection, health environment-friendly, advantages such as the high and safety of light efficiency.The LED flat lamp has been inherited above-mentioned advantage as a kind of special LED light fixture, has thin thickness in addition, luminous evenly soft characteristics, therefore being widely used in hotel, meeting room, factory, office, dwelling house, communal facility, school and hospital etc. needs the place energy-conservation and illumination of high-color rendering index.But the same with all light fixtures that utilize LED lamp pearl to make, also there is certain heat dissipation problem in the LED flat lamp, and the undesirable meeting of dispelling the heat influences lamp life greatly.

Summary of the invention

The present invention has overcome the deficiencies in the prior art, provides a kind of simple in structure, makes things convenient for internal check and maintenance, the toilet of good heat dissipation effect LED flat lamp.

For achieving the above object, the technical solution used in the present invention is: a kind of toilet of good heat dissipation effect LED flat lamp, comprise two LED lamp bars that be arranged in parallel, be used for the radiator of LED lamp bar heat radiation and the flat box shaped shell of ccontaining described LED lamp bar and radiator, be provided with LGP between the described two LED lamp bars, described radiator comprises two blocks of first heat sinks of being located at the LGP both sides respectively, described LED lamp bar comprises pcb board and the LED lamp pearl of being located on the pcb board, first heat sink sets gradually pcb board and the LED lamp pearl of corresponding LED lamp bar towards a side of LGP, and it is characterized in that: a side of the described first heat sink face away from light guide is provided with some fin.

Preferably, described fin is perpendicular to the first heat sink setting, and described fin has the thickness of variation.

Preferably, arch upward to outer arcuate respectively in two of described fin sides.

Preferably, two sides of described fin respectively outwards circular arc arch upward, and described side is 10 °-15 ° with respect to the inclination angle of the direction of vertical first heat sink.

Preferably, described radiator also comprises perpendicular to described two first heat sink settings, is located at second heat sink at the described LGP back side, a while of described housing perpendicular to the end face of first heat sink and second heat sink with the dismountable sealing of side plate; The inboard of described first heat sink is provided with one group of two L shaped grab, and described two L shaped grabs and first heat sink constitute the draw-in groove of ccontaining described pcb board, and PCB is parallel to first heat sink and is plugged in the described draw-in groove.

Preferably, described L shaped grab comprises the sheet limiting section and the elasticity spacer that is parallel to first heat sink perpendicular to first heat sink.

The invention solves the defective that exists in the background technology, LED flat lamp of the present invention has first heat sink LED lamp bar is directly dispelled the heat, and second heat sink increases radiating efficiency greatly to LED lamp bar auxiliary heat dissipation.Set up fin on first heat sink, can utilize solid space to increase area of dissipation greatly, form air and flow, accelerate heat radiation.Especially use the fin with varied in thickness that is different from classic flat-plate shape fin, can further increase the area of dissipation of fin itself, further strengthen radiating effect.The smooth no step that the luminous at least side surface of flat lamp can arrange to play the effect that prevents dirt accumulation, is more suitable for the toilet and uses.On first heat sink draw-in groove can be set, make pcb board dismountablely to be plugged in the draw-in groove, be convenient to check and replacing LED lamp bar, be user-friendly to, prolong the service life of whole light fixture.

Description of drawings

The present invention is further described below in conjunction with drawings and Examples.

Fig. 1 is the side-looking cut-away view of the preferred embodiments of the present invention;

Fig. 2 is the vertical view of the preferred embodiment of the present invention;

Among the figure: 2, LGP, 4, first heat sink, 6, pcb board, 8, LED lamp pearl, 12, fin, 13, reflectance coating, 14, light diffusing sheet, 16, backboard, 18, L shaped connecting plate, 22, the side, 24, second heat sink, 26, side plate, 28, L shaped grab, 32, the elasticity spacer.

The specific embodiment

The present invention is further detailed explanation in conjunction with the accompanying drawings and embodiments now, and these accompanying drawings are the schematic diagram of simplification, basic structure of the present invention only is described in a schematic way, so it only shows the formation relevant with the present invention.

Shown in Fig. 1-2, a kind of toilet of good heat dissipation effect LED flat lamp, comprise two LED lamp bars that be arranged in parallel, be used for the radiator of LED lamp bar heat radiation and the flat box shaped shell of ccontaining LED lamp bar and radiator, be provided with LGP 2 between the two LED lamp bars, radiator comprises two blocks of first heat sinks 4 of being located at LGP 2 both sides respectively, LED lamp bar comprises pcb board 6 and the LED lamp pearl of being located on the pcb board 68, first heat sink 4 sets gradually the pcb board 6 of corresponding LED lamp bar and a side of LED lamp pearl 8, the first heat sinks 4 face away from light guide 2 is provided with some fin 12 towards a side of LGP 2.Radiator also comprises second heat sink 24 that arranges, is located at LGP 2 back sides perpendicular to two blocks of first heat sinks 4.

Concrete, housing comprises the light diffusing sheet 14 of being located at LGP 2 fronts and is located at reflectance coating 13 and the backboard 16 at LGP 2 back sides successively, also comprise two L-shaped L shaped connecting plates 18 in cross section that connect light diffusing sheet 14 and backboard 16 respectively, backboard 16, light diffusing sheet 14 and L shaped connecting plate 18 are enclosed the cylindrical shell of both ends open, and two openends of cylindrical shell seal respectively with two blocks of side plates.Second heat sink 24 is located at backboard 16 inboards.The surface of preferred light diffuser plate 14 flushes with L shaped connecting plate 18 respective side surface, can play the effect that prevents dirt accumulation, especially is fit to the toilet and uses.

The parallel fin 12 that is provided with the 6-8 sheet on first heat sink 4, preferred fin 12 arranges perpendicular to first heat sink 4, and fin 12 has the thickness of variation.With respect to the unconverted tabular fin 12 of thickness, can further increase the area of dissipation of fin 12 itself, strengthen radiating effect.Particularly make two sides 22 of fin 12 become the shape that arches upward to outer arcuate respectively, handling ease, the increase of area of dissipation is also more satisfactory.Two sides 22 of preferred fin 12 respectively outwards circular arc arch upward, and side 22 is 10 °-15 ° with respect to the inclination angle of the direction of vertical first heat sink 4.So, on area of dissipation that can balance fin 12 and first fin 12 fin 12 quantity is set, comprehensively improve radiating effect.

Preferably, a while of housing perpendicular to the end face of first heat sink 4 and second heat sink 24 with side plate 26 dismountable sealings, the form that for example adopts screw to be connected and fixed; The inboard of first heat sink 4 is provided with the draw-in groove of 28, two L shaped grabs 28 of one group two L shaped grabs and the ccontaining pcb board 6 of first heat sink, 4 formations, and PCB is parallel to first heat sink 4 and is plugged in the draw-in groove.When LED flat lamp fault of the present invention, can check the enclosure interior situation by opening side plate 26, in case LED lamp bar damages, it can be extracted out from draw-in groove and change, the draw-in groove of insertion again that more renews is fixed, very convenient, prolong light fixture service life simultaneously, avoid local trickle damage and cause the situation of the whole light fixture of needs replacing.Further preferred L shaped grab 28 comprises the sheet limiting section and the elasticity spacer 32 that is parallel to first heat sink 4 perpendicular to first heat sink 4, and 32 pairs of pcb boards of elasticity spacer 6 are realized flexible screens, and assurance is fixing to pcb board 6, can not cause damage again.

Above foundation desirable embodiment of the present invention is enlightenment, and by above-mentioned description, the related personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.The technical scope of this invention is not limited to the content on the specification, must determine technical scope according to the claim scope.

Claims (6)

1. the toilet of good heat dissipation effect LED flat lamp, comprise two LED lamp bars that be arranged in parallel, be used for the radiator of LED lamp bar heat radiation and the flat box shaped shell of ccontaining described LED lamp bar and radiator, be provided with LGP between the described two LED lamp bars, described radiator comprises two blocks of first heat sinks of being located at the LGP both sides respectively, described LED lamp bar comprises pcb board and the LED lamp pearl of being located on the pcb board, first heat sink sets gradually pcb board and the LED lamp pearl of corresponding LED lamp bar towards a side of LGP, and it is characterized in that: a side of the described first heat sink face away from light guide is provided with some fin.
2. the toilet of a kind of good heat dissipation effect according to claim 1 LED flat lamp, it is characterized in that: described fin is perpendicular to the first heat sink setting, and described fin has the thickness of variation.
3. the toilet of a kind of good heat dissipation effect according to claim 2 LED flat lamp, it is characterized in that: arch upward to outer arcuate respectively in two sides of described fin.
4. the toilet of a kind of good heat dissipation effect according to claim 3 LED flat lamp, it is characterized in that: two sides of described fin respectively outwards circular arc arch upward, and described side is 10 °-15 ° with respect to the inclination angle of the direction of vertical first heat sink.
5. the toilet of a kind of good heat dissipation effect according to claim 1 LED flat lamp, it is characterized in that: described radiator also comprises perpendicular to described two first heat sink settings, is located at second heat sink at the described LGP back side, a while of described housing perpendicular to the end face of first heat sink and second heat sink with the dismountable sealing of side plate; The inboard of described first heat sink is provided with one group of two L shaped grab, and described two L shaped grabs and first heat sink constitute the draw-in groove of ccontaining described pcb board, and PCB is parallel to first heat sink and is plugged in the described draw-in groove.
6. the toilet of a kind of good heat dissipation effect according to claim 5 LED flat lamp is characterized in that: described L shaped grab comprises perpendicular to the sheet limiting section of first heat sink and is parallel to the elasticity spacer of first heat sink.
CN2013102423241A 2013-06-19 2013-06-19 LED panel lamp good in radiating effect for clean rooms CN103277704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013102423241A CN103277704A (en) 2013-06-19 2013-06-19 LED panel lamp good in radiating effect for clean rooms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013102423241A CN103277704A (en) 2013-06-19 2013-06-19 LED panel lamp good in radiating effect for clean rooms

Publications (1)

Publication Number Publication Date
CN103277704A true CN103277704A (en) 2013-09-04

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CN2013102423241A CN103277704A (en) 2013-06-19 2013-06-19 LED panel lamp good in radiating effect for clean rooms

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2916343Y (en) * 2006-06-19 2007-06-27 鹤山丽得电子实业有限公司 LED illuminating lamps
CN101788134A (en) * 2009-01-22 2010-07-28 陈鸿 Radiating device for LED lamp and radiator component
CN102346332A (en) * 2010-07-30 2012-02-08 乐金显示有限公司 Liquid crystal display device including backlight unit
CN202266936U (en) * 2011-09-28 2012-06-06 上海蓝光科技有限公司 Sidelight type light emitting diode (LED) backlight structure
CN102563454A (en) * 2011-10-12 2012-07-11 深圳市华星光电技术有限公司 LED backlight module and liquid crystal display device
CN102759022A (en) * 2011-04-26 2012-10-31 都江堰市华刚电子科技有限公司 Thin high power LED (Light Emitting Diode) line lamp
CN203384678U (en) * 2013-06-19 2014-01-08 苏州信亚科技有限公司 LED (light-emitting diode) panel light for clean room and with good radiating effect

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2916343Y (en) * 2006-06-19 2007-06-27 鹤山丽得电子实业有限公司 LED illuminating lamps
CN101788134A (en) * 2009-01-22 2010-07-28 陈鸿 Radiating device for LED lamp and radiator component
CN102346332A (en) * 2010-07-30 2012-02-08 乐金显示有限公司 Liquid crystal display device including backlight unit
CN102759022A (en) * 2011-04-26 2012-10-31 都江堰市华刚电子科技有限公司 Thin high power LED (Light Emitting Diode) line lamp
CN202266936U (en) * 2011-09-28 2012-06-06 上海蓝光科技有限公司 Sidelight type light emitting diode (LED) backlight structure
CN102563454A (en) * 2011-10-12 2012-07-11 深圳市华星光电技术有限公司 LED backlight module and liquid crystal display device
CN203384678U (en) * 2013-06-19 2014-01-08 苏州信亚科技有限公司 LED (light-emitting diode) panel light for clean room and with good radiating effect

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Application publication date: 20130904