CN202884518U - Light emitting diode (LED) lighting device - Google Patents
Light emitting diode (LED) lighting device Download PDFInfo
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- CN202884518U CN202884518U CN2012201737793U CN201220173779U CN202884518U CN 202884518 U CN202884518 U CN 202884518U CN 2012201737793 U CN2012201737793 U CN 2012201737793U CN 201220173779 U CN201220173779 U CN 201220173779U CN 202884518 U CN202884518 U CN 202884518U
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Abstract
A light emitting diode (LED) lighting device comprises a light source module and a shell body, wherein the shell body is in a strip shape, the light source comprises a print circuit board (PCB) and an LED light source, the LED light source is arranged below the PCB, and the upper portion of the PCB is connected with the bottom of the shell body in a face-to-face contacted mode. A plurality of heat dissipation fins which are used for heat dissipation are formed above the shell body. The shell body comprises at least one shell body unit. Each shell body unit corresponds to each light source module. The PCB is connected with the bottom of the shell body in a face-to-face contacted mode. Heat generated on the PCB can be dissipated rapidly through the shell body. According to the LED lighting device, the plurality of fins are formed in the shell body and used for heat dissipation, the function of a heat sink is achieved. Special heat sinks are not required, the quantity of assemblies of the whole lamp is reduced, and cost is further reduced.
Description
Technical field
The utility model relates to a kind of LED lighting field, relates in particular to a kind of LED lighting device.
Background technology
At present along with the development trend of energy-saving and emission-reduction, LED obtains using more and more widely with its energy-conserving and environment-protective, the characteristics such as luminous efficiency is high, the life-span is long, and the trend of replacement conventional incandescent, fluorescent lamp is arranged greatly.
Because LED has higher requirements to working environment, when it was used for outdoor lighting, its sealing and water proofing property were the problems that needs are considered.And LED is also very responsive to the temperature in the working environment, and the heat dissipation problem during LED work also is the emphasis of studying in the industry always.
Traditional lighting device is provided with special heat abstractor mostly, and assembly is more, and cost is higher, and adopts the integral seal approach, and sealing and water resistance are difficult to guarantee, actual use and clean in have some problems.Do not consider simultaneously the luminous intensity distribution problem of whole lamp.
The problem that has now on the LED lighting device is described as an example of the LED wall lamp example.The LED wall lamp as its name suggests, allows light wash metope as water, mainly also is the usefulness of doing the building decoration illumination, is used in addition sketching the contours the profile of heavy construction! Because energy-conservation, the characteristics such as light efficiency is high, rich color, life-span length that LED has are so the wall lamp of other light sources is replaced by the LED wall lamp gradually at present.Its English name led wash wall light is again line style LED Projecting Lamp etc., because its profile is strip, also has the people that it is called the LED line lamp, its technical parameter and LED Projecting Lamp broadly similar.In recent years, the LED wall lamp has been widely applied to various places, such as the body of wall brightening of the brightening in the body of wall brightening in incorporated business building, government building, historical building, public place of entertainment etc.; Related scope is also more and more wider, from originally indoor to outdoor, from originally local brightening whole brightening till now, all be level other improve and development.Modern LED wall lamp is put in the middle of the lighting engineering in a large number, and in the coming years, the LED wall lamp will develop into an indispensable part in the lighting engineering.
The LED wall lamp on volume take small volume and less weight as developing direction, but the LED wall lamp comprises independent radiating element now, assembly is more, brings thus the high problem of cost.In addition, assembly is more also to be brought on the sealing of whole lamp and the water resistance and is difficult to be protected, reality use and cleaning process in have the problem of water proofing property, in addition, existing LED wall lamp is not also considered the luminous intensity distribution problem of whole lamp.
The utility model content
The purpose of this utility model is to provide a kind of LED lighting device, the technical problem that be difficult to ensure to solve existing apparatus sealing and water resistance, assembly is many, radiating effect is not good.
A kind of LED lighting device, comprise light source module and housing, described housing is strip, comprise pcb board and the led light source that is positioned on the pcb board in the light source module, the below of pcb board arranges led light source, its top becomes the face contact to be connected with housing bottom, and described housing top forms a plurality of radiating fins for heat radiation.
Preferably, described light source module also comprises sealing silica gel and a set of lenses, the corresponding sealing silica gel of each pcb board and a set of lenses, set of lenses is strip, described sealing silica gel comprises the solid silicon cushion rubber that is installed on the set of lenses, and the gel silica gel ring that is coated in the liquid silica gel formation of solid silicon cushion rubber side.And, be provided with some row's back-off structure on the described set of lenses, by back-off structure with housing tip upside down on the set of lenses form close fixing.The setting of sealing silica gel makes module have good water proofing property and sealing.
Preferably, relatively have rectangular channel on the correspondence position of led light source on the set of lenses, rectangular channel is strip, and the rectangular channel both sides are respectively equipped with an inclined-plane, and rectangular channel and two inclined-planes form so that led light source penetrates light through becoming the spotlight camber of uniform light after reflecting.
Preferably, housing comprises at least one housing unit, and each housing unit is a corresponding light source module respectively.Housing is a plurality of housing units, and the water-proof wire of a plurality of pcb boards joins end to end, and forms parallel circuit.
Preferably, housing unit is cut by section bar and is set as.
In addition, described housing molds the fin direction and is provided with a projection, it is step-like through hole that projection is provided with a plurality of cross sections, water-proof wire passes from through hole, in the gap of through hole and water-proof wire the wedge-type seal circle is installed, described pcb board and water-proof wire junction are provided with fluid sealant, are connected with wedge-type seal circle one end, form whole.
Light source module wherein is provided for installing the power supply compartment of external driving power on the described housing.
Wherein, housing is provided with installs the mounting bracket that is used for lighting device, and lighting device rotates by mounting bracket and be fixing.
Compared with prior art, the utlity model has following advantage:
(1) adopts light source module to seal to realize whole lamp sealing, have good sealing and water proofing property.
Light fixture large tracts of land integral sealing and waterproof are decomposed into sealing and the waterproof of single pcb board, connect by water-proof wire between the pcb board, thereby the sealing property of a bill of lading pcb board just can reach the sealing property of whole lamp, and compare whole lamp, single pcb board is easier to reach sealing effectiveness because the sealing strip circumference is short.
The joint place of housing unit and set of lenses is provided with the solid silicon cushion rubber, and scribbles liquid silica gel at solid silicon cushion rubber side, arrives the double protection effect.At back side of shell water-proof wire wire hole place, adopt wedge shape silica gel ring and metal nuts fastening.Thereby realize the high-protection level of single pcb board, reach the sealing effectiveness of whole lamp.
This external power compartment adopts encapsulating and sealing ring to combine, and has also reached good sealing effectiveness.
(2) pcb board becomes the face contact to be connected with housing bottom, and the heat that produces on the pcb board can dispel the heat rapidly by housing.Be provided with a plurality of fins on the described housing, be used for heat radiation, play the effect of radiator.Need not ad hoc heat abstractor, reduced whole lamp component count, further Cost reduction.
(3) according to different power demands, housing comprises at least one housing unit, when housing comprises a plurality of housing unit, the water-proof wire of a plurality of pcb boards joins end to end, and becomes parallel circuit, when the led light source on one of them pcb board breaks down, do not affect the normal operation of the led light source on two other pcb board, only need change out of order pcb board with led light source during maintenance, and need not whole lamp is keeped in repair, maintenance cost is low.
(4) luminous intensity distribution aspect adopts the uniform particular design with set of lenses of led light source, so that whole lamp bright dipping is even.
Description of drawings
Fig. 1 is a kind of embodiment explosive view of LED lighting device;
Fig. 2 is a kind of embodiment stereogram of LED lighting device;
Fig. 3 is embodiment set of lenses profile;
Fig. 4 A is housing end face exemplary plot; Fig. 4 B is the housing profile;
Fig. 5 is the exploded view of power supply compartment and driving power;
Fig. 6 is the instance graph of mounting bracket;
Fig. 7 a is a kind of embodiment installation diagram of LED lighting device;
Fig. 7 b is the partial enlarged drawing of a-quadrant among Fig. 7 a;
Fig. 7 c is the partial enlarged drawing in B zone among Fig. 7 a.
The specific embodiment
See also Fig. 1-Fig. 7 c, a kind of LED lighting device, comprise light source module 2 and housing 1, housing 1 is strip, light source module 2 comprises pcb board 21 and led light source at least, the below of pcb board 21 arranges led light source, and its top is connected with housing 1 bottom one-tenth face contact, and housing 1 top forms a plurality of radiating fins 12 for heat radiation.The heat that produces on the pcb board 21 can dispel the heat rapidly by housing 1.
Below introduce respectively all parts.
In this example, light source module 2 comprises set of lenses 23, sealed silicon cushion rubber 22, pcb board 21.Each pcb board 21 a corresponding sealing silica gel 22 and set of lenses 23.Certainly, the structure of light source module 2 also has a variety of other designs, just no longer describes in detail at this.Sealing silica gel 22 comprises the solid silicon cushion rubber that is installed on the set of lenses 23, and the gel silica gel ring that is coated in the liquid silica gel formation of solid silicon cushion rubber side.And, on the position on set of lenses 23 planes that solid silicon cushion rubber side is corresponding, have the groove for coating liquid silica gel.
In this example, a plurality of light source modules 2 also can be arranged, the water-proof wire 3 of the pcb board 21 of each light source module 2 joins end to end, become parallel circuit, when the led light source on one of them pcb board 21 breaks down, do not affect the normal operation of the led light source on two other pcb board 21, only need change out of order pcb board 21 with led light source during maintenance, and need not whole lamp is keeped in repair.
Set of lenses 23 is different from the set of lenses that in the past graininess lens form, and adopts the strip design, so that whole lamp bright dipping is more even.The both sides of set of lenses 23 are designed with respectively row's back-off structure 32, by back-off structure 32, with housing 1 tip upside down on the set of lenses 23 form close fixing.
As shown in Figure 3, relatively have rectangular channel 34 on the correspondence position of led light source on the set of lenses 23, rectangular channel 34 is strip, and rectangular channel 34 both sides are respectively equipped with an inclined-plane 33, and rectangular channel 34 and two inclined-planes 33 form so that led light source penetrates light through becoming the spotlight camber of uniform light after reflecting.Certainly, also can be that spotlight camber is coated the reflecting layer, make it have better reflecting effect.
In this example, housing 1 can be cut into by section bar, and process is simple, and cost is lower.Form a plurality of fins 12 on the housing 1, be used for heat radiation, play the effect of radiator.Housing 1 molds fin 12 directions and is provided with a projection 11, and it is step-like through hole 13 that projection 11 is provided with a plurality of cross sections, and the water-proof wire of pcb board 31 and power supply 42 passes from through hole 13, in the gap of through hole 13 and water-proof wire 3 wedge-type seal circle 61 is installed.Pcb board 21 and water-proof wire 3 junctions are provided with fluid sealant, are connected with wedge-type seal circle 51 1 ends, form whole.Fluid sealant and wedge-type seal circle 61 play dual waterproof action.
Spacing between the LED power supply on the described pcb board 21 equates (spacing that comprises two LED power supplys of two pcb board junctions), and described set of lenses 23 two ends are designed to seamlessly transit, so that whole lamp bright dipping is even.
Be provided with the installation that a power supply compartment is used for driving power on the described housing.As shown in Figure 5, described power supply compartment comprises box body 41, water proof ring, lid 45.Box body 41 both sides are respectively arranged with a wire hole, are respectively arranged with a water proof ring A43 on two wire holes.Lid 45 is provided with an annular groove, is used for placing water proof ring B44.During installation, first two water proof ring A are arranged on the wire hole of box body both sides, again driving power 42 are put into box body, electric wire is derived by the wire hole of box body both sides, then whole box body is filled full colloid, cover at last the lid that is provided with water proof ring B44, the fixed screw of screwing on.Driving power is external, can improve the security of lighting device, and the diffusion of the heat that produces when also being convenient to driving power work is to guarantee the driving power normal operation.
The utility model preferred embodiment disclosed herein just is used for helping to set forth the utility model.Preferred embodiment does not have all details of detailed descriptionthe, does not limit this utility model yet and only is the described specific embodiment.Obviously, according to the content of this specification, can make many modifications and variations.These embodiment are chosen and specifically described to this specification, is in order to explain better principle of the present utility model and practical application, thereby makes one of ordinary skill in the art can utilize well the utility model.The utility model only is subjected to the restriction of claims and four corner and equivalent.
Claims (10)
1. LED lighting device, comprise light source module and housing, it is characterized in that, described housing is strip, comprise pcb board and the led light source that is positioned on the pcb board in the light source module, the below of pcb board arranges led light source, and its top becomes the face contact to be connected with housing bottom, and described housing top forms a plurality of radiating fins for heat radiation.
2. LED lighting device as claimed in claim 1 is characterized in that, housing comprises at least one housing unit, and each housing unit is a corresponding light source module respectively.
3. LED lighting device as claimed in claim 2 is characterized in that, housing is a plurality of housing units, and the water-proof wire of a plurality of pcb boards joins end to end, and forms parallel circuit.
4. LED lighting device as claimed in claim 2 or claim 3 is characterized in that, housing unit is cut by section bar and is set as.
5. LED lighting device as claimed in claim 1 or 2, it is characterized in that, described housing molds the fin direction and is provided with a projection, it is step-like through hole that projection is provided with a plurality of cross sections, water-proof wire passes from through hole, in the gap of through hole and water-proof wire the wedge-type seal circle is installed, and described pcb board and water-proof wire junction are provided with fluid sealant, be connected with wedge-type seal circle one end, form whole.
6. LED lighting device as claimed in claim 1 or 2, it is characterized in that, described light source module also comprises sealing silica gel and a set of lenses, the corresponding sealing silica gel of each pcb board and a set of lenses, set of lenses is strip, described sealing silica gel comprises the solid silicon cushion rubber that is installed on the set of lenses, and the gel silica gel ring that is coated in the liquid silica gel formation of solid silicon cushion rubber side.
7. LED lighting device as claimed in claim 6 is characterized in that, is provided with some row's back-off structure on the described set of lenses, by back-off structure with housing tip upside down on the set of lenses form close fixing.
8. LED lighting device as claimed in claim 6, it is characterized in that, relatively have rectangular channel on the correspondence position of led light source on the set of lenses, rectangular channel is strip, the rectangular channel both sides are respectively equipped with an inclined-plane, and rectangular channel and two inclined-planes form so that led light source penetrates light through becoming the spotlight camber of uniform light after reflecting.
9. LED lighting device as claimed in claim 1 is characterized in that, is provided for installing the power supply compartment of external driving power on the described housing.
10. LED lighting device as claimed in claim 1 is characterized in that, housing is provided with installs the mounting bracket that is used for lighting device, and lighting device rotates by mounting bracket and be fixing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012201737793U CN202884518U (en) | 2012-04-23 | 2012-04-23 | Light emitting diode (LED) lighting device |
Applications Claiming Priority (1)
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CN2012201737793U CN202884518U (en) | 2012-04-23 | 2012-04-23 | Light emitting diode (LED) lighting device |
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CN202884518U true CN202884518U (en) | 2013-04-17 |
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CN2012201737793U Expired - Lifetime CN202884518U (en) | 2012-04-23 | 2012-04-23 | Light emitting diode (LED) lighting device |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103256559A (en) * | 2013-05-21 | 2013-08-21 | 杭州华普永明光电股份有限公司 | LED lens set with firm structure and good durability and lighting device |
CN103292224A (en) * | 2013-06-21 | 2013-09-11 | 深圳市天琢照明有限公司 | Thin and light LED wall washer lamp with adjustable light emitting angle |
CN107620917A (en) * | 2017-10-15 | 2018-01-23 | 杭州罗莱迪思照明***有限公司 | LED wall wash lamp module connects Wiring structure and its installation method |
CN109899709A (en) * | 2017-12-11 | 2019-06-18 | 广州爱宇森照明科技有限公司 | A kind of wall lamp |
-
2012
- 2012-04-23 CN CN2012201737793U patent/CN202884518U/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103256559A (en) * | 2013-05-21 | 2013-08-21 | 杭州华普永明光电股份有限公司 | LED lens set with firm structure and good durability and lighting device |
CN103256559B (en) * | 2013-05-21 | 2015-10-14 | 杭州华普永明光电股份有限公司 | A kind of sound construction and the LED set of lenses of good endurance and lighting device |
CN103292224A (en) * | 2013-06-21 | 2013-09-11 | 深圳市天琢照明有限公司 | Thin and light LED wall washer lamp with adjustable light emitting angle |
CN107620917A (en) * | 2017-10-15 | 2018-01-23 | 杭州罗莱迪思照明***有限公司 | LED wall wash lamp module connects Wiring structure and its installation method |
CN109899709A (en) * | 2017-12-11 | 2019-06-18 | 广州爱宇森照明科技有限公司 | A kind of wall lamp |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Chen Kai Inventor after: Chen Kai Huang Jianming Inventor before: Lv Huali |
|
COR | Change of bibliographic data | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130417 |