CN104896377A - Durable LED (light-emitting diode) wall washing lamp - Google Patents
Durable LED (light-emitting diode) wall washing lamp Download PDFInfo
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- CN104896377A CN104896377A CN201510319293.4A CN201510319293A CN104896377A CN 104896377 A CN104896377 A CN 104896377A CN 201510319293 A CN201510319293 A CN 201510319293A CN 104896377 A CN104896377 A CN 104896377A
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- lamp body
- heat
- lamp
- radiating
- aluminium
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a durable LED (light-emitting diode) wall washing lamp. The durable LED wall washing lamp comprises a lamp body and an LED lamp set; the lamp body comprises a bottom plate and two long strip shaped side plates, and both ends of the lamp body are respectively provided with an end cover; the side plate, the bottom plate and the end cover are formed to be a groove, the LED lamp set is fixed in the groove; the bottom part of the bottom plate is provided with a radiating device, and outsides of the two side plates are provided with radiating teeth arranged along the length direction of the lamp body; the radiating device includes two radiating plates, and the radiating plates are arranged at both sides of the lamp body; an aluminum substrate is arranged in the groove, and the LED lamp set is fixed on the aluminum substrate; a hollow cavity is formed between the aluminum substrate and the bottom plate, and a controller is arranged in the hollow cavity; two waterproof joints for wiring are arranged on the side plate; the radiating device is made of radiating material, and the radiating material comprises the following components according to the mass percent: 8% of copper, 7% of nanometer boron nitride powder, 4% of nanometer boron chromium powder, and allowance of aluminum; the durable LED wall washing lamp is good in overall radiating effect and long in service life.
Description
Technical field
The present invention relates to a kind of LED wall wash lamp, specifically a kind of durable LED wall wash lamp.
Background technology
Wall lamp is mainly used for doing the use of building decoration illumination, be also used as the occasions such as heavy construction, bridge, river bank, gardens, square wash wall light projector and profile sketches the contours.Traditional wall lamp of highly energy-consuming progressively replace by LED wall wash lamp, LED belongs to total solids cold light source, there is volume little, lightweight, firm in structure, and operating voltage is low, the feature of long service life, define according to common light efficiency, the luminous efficiency of LED is not high, but because the spectrum of LED almost all concentrates on visible light frequency band, efficiency can reach 80% ~ 90%, and the visual efficiency of equal efficient incandescent lamp is only 10% ~ 20%, the power of monomer LED is generally 0.05W ~ 1W, different illumination needs can be met by trunking mode.
Existing LED wall wash lamp, normally adopts aluminium alloy to make lamp body shell, then LED is fixed in lamp body shell, because its lamp body shell is closed, so cause heat transfer bad, heat is not easy to come out, integral heat sink effect is bad, and the service life of LED is short.
Summary of the invention
The object of the present invention is to provide a kind of durable LED wall wash lamp, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of durable LED wall wash lamp, comprise lamp body and LED group, described lamp body comprises the side plate of base plate and two strips, an end cap is respectively equipped with at the two ends of lamp body, side plate, base plate and end cap form groove, LED group is fixed in groove, the bottom of described base plate is provided with heat abstractor, the outside of described two side plates is respectively equipped with the radiation tooth arranged along lamp body length direction, described heat abstractor comprises two heat sinks arranged along lamp body length direction, these two heat sinks are arranged on the both sides of lamp body, aluminium base is provided with in described groove, LED group is fixed on aluminium base, there is between described aluminium base and base plate a cavity, controller is provided with in cavity, described side plate is provided with two water joints for threading, described heat abstractor is made up of heat sink material, and heat sink material comprises following composition by mass percent: copper 8%, nano boron nitride powder 7%, nanometer chromium boride powder 4%, surplus is aluminium.
The preparation method of described heat abstractor, comprises the following steps: 1), in alloy die cast machine install the mould corresponding with heat abstractor; 2) aluminium, by good for proportioning, copper, nano boron nitride powder and nanometer chromium boride powder are placed in smelting furnace, and 670 ~ 700 DEG C of high melts stir, and form melted material; 3), melted material pours into a mould injection to die for molding, acquisition heat abstractor by adopting alloy die cast machine.
The pressing process of described alloy die cast machine is as follows: a), debug alloy die cast machine, the mould that installation has designed is on die casting machine; B), to mould carry out preheating and coating, then get out inserts and matched moulds is carried out to mould, be incubated by high melt; C), by the melted material cast injection that makes to die for molding, after pressurize, die sinking is loosed core pickup; D), to foundry goods carry out surface quality inspection, then carry out cleaning trimming.
As the further scheme of the present invention: described heat abstractor is made up of heat sink material, heat sink material comprises following composition by mass percent: copper 9%, nano boron nitride powder 7.5%, nanometer chromium boride powder 4.5%, surplus is aluminium.
As the present invention's further scheme: the end cap at two ends has respectively 4 installing holes.
As the present invention's further scheme: the base plate between described two heat sinks is provided with several radiating fins, and described radiating fin is arranged along lamp body length direction.
As the present invention's further scheme: described radiating fin and heat sink are provided with the heat radiation rib arranged along lamp body length direction.
As the present invention's further scheme: the inner side of described two side plates and two heat sinks is respectively equipped with a fixing hole for fixing end cap.
Compared with prior art, the invention has the beneficial effects as follows: 1, this durable LED wall wash lamp, heat abstractor is made up of heat sink material, the radiating effect of heat sink material is better than aluminum alloy heat radiating device, the heat that external LED lamp group heat abstractor being arranged on lamp body is distributed easily is dispersed into outside by heat abstractor, heat transfer is fast, and integral heat sink is effective, the long service life of LED group; 2, this durable LED wall wash lamp, radiating fin arranges triangle heat radiation rib, adds area of dissipation, improve heat dispersion.
Accompanying drawing explanation
Fig. 1 is the structural representation of durable LED wall wash lamp.
Fig. 2 is the side-looking structural representation of Fig. 1.
Fig. 3 is that the A of Fig. 1 is to structural representation.
Fig. 4 is the sectional structure schematic diagram of durable LED wall wash lamp.
In figure: 1-side plate, 2-base plate, 3-LED lamp group, 4-heat sink, 5-dispels the heat rib, 6-radiating fin, 7-aluminium base, 8-flat, 9-radiation tooth, 10-water joint, 11-fixing hole, 12-end cap, 13-installing hole, 14-holder, 15-cavity, 16-controller.
Detailed description of the invention
Be described in more detail below in conjunction with the technical scheme of detailed description of the invention to this patent.
Embodiment 1
Refer to Fig. 1-4, a kind of durable LED wall wash lamp, comprise lamp body, lamp body comprises aluminium matter side plate 1 and the base plate 2 of two strips, an aluminium matter end cap 12 is respectively equipped with at the two ends of lamp body, aluminium matter end cap 12 and side plate 1 are tightly connected, two aluminium matter side plates 1, base plate 2 and aluminium matter end cap 12 form groove, LED group 3 is fixed in groove, flat 8 is fixed with on the top of lamp body, lamp body is provided with two water joints 10 being used for threading, the bottom of lamp body is provided with the holder 14 that two are used for fixing lamp body, the radiation tooth 9 extended along lamp body length direction is respectively equipped with in the outside of two side plates 1, the length of radiation tooth 9 is identical with the length of lamp body.
The end cap 12 at two ends have respectively 4 installing holes 13.
Aluminium base 7 is installed in described groove, LED group 3 is bonded on aluminium base 7, there is a cavity 15 between aluminium base 7 and base plate 2, be used for holding controller 16, flat 8 is fixed on above LED group 3, flat 8 and lamp body are tightly connected by sealing joint strip, the bottom of base plate 2 is provided with heat abstractor, this heat abstractor comprises two heat sinks 4 extended along lamp body length direction, these two heat sinks 4 be arranged in parallel and are vertically set on the side of base plate 2, the length of heat sink 4 is identical with the length of base plate 2, base plate 2 between two heat sinks 4 is provided with 3 radiating fins 6, radiating fin 6 along lamp body length direction extend and identical with the length of base plate 2, on radiating fin 6 and the inner side of heat sink 4 be provided with along lamp body length direction extend triangle heat radiation rib 5, a fixing hole 11 is respectively equipped with in the inner side at two side plates 1 and two heat sink 4 two ends, fixing hole 11 matches with installing hole 13, water joint 10 is fixedly connected with bolt with side plate 1, water joint 10 matches with side plate 1.
Described heat abstractor is made up of heat sink material, and heat sink material comprises following composition by mass percent: copper 8%, nano boron nitride powder 7%, nanometer chromium boride powder 4%, surplus is aluminium.
The preparation method of described heat abstractor, comprises the following steps: 1), in alloy die cast machine install the mould corresponding with heat abstractor; 2) aluminium, by good for proportioning, copper, nano boron nitride powder and nanometer chromium boride powder are placed in smelting furnace, and 670 ~ 700 DEG C of high melts stir, and form melted material; 3), melted material pours into a mould injection to die for molding, acquisition heat abstractor by adopting alloy die cast machine.
The pressing process of described alloy die cast machine is as follows: a), debug alloy die cast machine, the mould that installation has designed is on die casting machine; B), to mould carry out preheating and coating, then get out inserts and matched moulds is carried out to mould, be incubated by high melt; C), by the melted material cast injection that makes to die for molding, after pressurize, die sinking is loosed core pickup; D), to foundry goods carry out surface quality inspection, then carry out cleaning trimming.
Embodiment 2
Described heat abstractor is made up of heat sink material, and heat sink material comprises following composition by mass percent: copper 10%, nano boron nitride powder 8%, nanometer chromium boride powder 5%, surplus is aluminium.
The preparation method of described heat abstractor, comprises the following steps: 1), in alloy die cast machine install the mould corresponding with heat abstractor; 2) aluminium, by good for proportioning, copper, nano boron nitride powder and nanometer chromium boride powder are placed in smelting furnace, and 670 ~ 700 DEG C of high melts stir, and form melted material; 3), melted material pours into a mould injection to die for molding, acquisition heat abstractor by adopting alloy die cast machine.
The pressing process of described alloy die cast machine is as follows: a), debug alloy die cast machine, the mould that installation has designed is on die casting machine; B), to mould carry out preheating and coating, then get out inserts and matched moulds is carried out to mould, be incubated by high melt; C), by the melted material cast injection that makes to die for molding, after pressurize, die sinking is loosed core pickup; D), to foundry goods carry out surface quality inspection, then carry out cleaning trimming.
Embodiment 3
Described heat abstractor is made up of heat sink material, and heat sink material comprises following composition by mass percent: copper 9%, nano boron nitride powder 7.5%, nanometer chromium boride powder 4.5%, surplus is aluminium.
The preparation method of described heat abstractor, comprises the following steps: 1), in alloy die cast machine install the mould corresponding with heat abstractor; 2) aluminium, by good for proportioning, copper, nano boron nitride powder and nanometer chromium boride powder are placed in smelting furnace, and 670 ~ 700 DEG C of high melts stir, and form melted material; 3), melted material pours into a mould injection to die for molding, acquisition heat abstractor by adopting alloy die cast machine.
The pressing process of described alloy die cast machine is as follows: a), debug alloy die cast machine, the mould that installation has designed is on die casting machine; B), to mould carry out preheating and coating, then get out inserts and matched moulds is carried out to mould, be incubated by high melt; C), by the melted material cast injection that makes to die for molding, after pressurize, die sinking is loosed core pickup; D), to foundry goods carry out surface quality inspection, then carry out cleaning trimming.
Embodiment 4
Described heat abstractor is made up of heat sink material, and heat sink material comprises following composition by mass percent: copper 8%, nano boron nitride powder 8%, nanometer chromium boride powder 5%, surplus is aluminium.
The preparation method of described heat abstractor, comprises the following steps: 1), in alloy die cast machine install the mould corresponding with heat abstractor; 2) aluminium, by good for proportioning, copper, nano boron nitride powder and nanometer chromium boride powder are placed in smelting furnace, and 670 ~ 700 DEG C of high melts stir, and form melted material; 3), melted material pours into a mould injection to die for molding, acquisition heat abstractor by adopting alloy die cast machine.
The pressing process of described alloy die cast machine is as follows: a), debug alloy die cast machine, the mould that installation has designed is on die casting machine; B), to mould carry out preheating and coating, then get out inserts and matched moulds is carried out to mould, be incubated by high melt; C), by the melted material cast injection that makes to die for molding, after pressurize, die sinking is loosed core pickup; D), to foundry goods carry out surface quality inspection, then carry out cleaning trimming.
Embodiment 5
Described heat abstractor is made up of heat sink material, and heat sink material comprises following composition by mass percent: copper 10%, nano boron nitride powder 7%, nanometer chromium boride powder 4%, surplus is aluminium.
The preparation method of described heat abstractor, comprises the following steps: 1), in alloy die cast machine install the mould corresponding with heat abstractor; 2) aluminium, by good for proportioning, copper, nano boron nitride powder and nanometer chromium boride powder are placed in smelting furnace, and 670 ~ 700 DEG C of high melts stir, and form melted material; 3), melted material pours into a mould injection to die for molding, acquisition heat abstractor by adopting alloy die cast machine.
The pressing process of described alloy die cast machine is as follows: a), debug alloy die cast machine, the mould that installation has designed is on die casting machine; B), to mould carry out preheating and coating, then get out inserts and matched moulds is carried out to mould, be incubated by high melt; C), by the melted material cast injection that makes to die for molding, after pressurize, die sinking is loosed core pickup; D), to foundry goods carry out surface quality inspection, then carry out cleaning trimming.
Adopt ADC12 aluminium alloy and heat sink material of the present invention to make heat abstractor respectively, remaining part is all identical, is assembled into LED wall wash lamp, power supply is external, LED wall wash lamp is placed in baking oven, and under 25,35 and 45 DEG C of three kinds of temperature conditions, test obtains the temperature of aluminium base, sees the following form 1.
The heat sink material of table 1 different ratio makes the LED wall wash lamp aluminium base temperature corresponding to heat abstractor
| Project | ADC12 | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| 25 DEG C of condition aluminium bases temperature (DEG C) | 41.1 | 39.3 | 39.4 | 38.6 | 38.9 | 39.0 |
| 35 DEG C of condition aluminium bases temperature (DEG C) | 66.8 | 64.6 | 64.3 | 63.5 | 63.9 | 64.3 |
| 45 DEG C of condition aluminium bases temperature (DEG C) | 66.9 | 64.5 | 64.5 | 63.7 | 64.0 | 64.2 |
As can be seen from the above table, made by heat sink material of the present invention, the radiating effect of heat abstractor is better than aluminum alloy heat radiating device, and best with the radiating effect of the heat sink material of embodiment 3 correspondence.
Described durable LED wall wash lamp, heat abstractor is made up of heat sink material, the radiating effect of heat sink material is better than aluminum alloy heat radiating device, the heat that external LED lamp group heat abstractor being arranged on lamp body is distributed easily is dispersed into outside by heat abstractor, heat transfer is fast, integral heat sink is effective, the long service life of LED group; Described durable LED wall wash lamp, radiating fin arranges triangle heat radiation rib, adds area of dissipation, improve heat dispersion.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (6)
1. a durable LED wall wash lamp, comprise lamp body and LED group (3), it is characterized in that, described lamp body comprises the side plate (1) of base plate (2) and two strips, an end cap (12) is respectively equipped with at the two ends of lamp body, side plate (1), base plate (2) and end cap (12) form groove, LED group (3) is fixed in groove, the bottom of described base plate (2) is provided with heat abstractor, the outside of described two side plates (1) is respectively equipped with the radiation tooth (9) arranged along lamp body length direction, described heat abstractor comprises two heat sinks (4) arranged along lamp body length direction, these two heat sinks (4) are arranged on the both sides of lamp body, aluminium base (7) is provided with in described groove, LED group (3) is fixed on aluminium base (7), there is between described aluminium base (7) and base plate (2) cavity (15), controller (16) is provided with in cavity (15), described side plate (1) is provided with two water joints for threading (10), described heat abstractor is made up of heat sink material, and heat sink material comprises following composition by mass percent: copper 8%, nano boron nitride powder 7%, nanometer chromium boride powder 4%, surplus is aluminium.
2. durable LED wall wash lamp according to claim 1, it is characterized in that, described heat abstractor is made up of heat sink material, and heat sink material comprises following composition by mass percent: copper 9%, nano boron nitride powder 7.5%, nanometer chromium boride powder 4.5%, surplus is aluminium.
3. durable LED wall wash lamp according to claim 1 and 2, is characterized in that, the end cap (12) at two ends has respectively 4 installing holes (13).
4. durable LED wall wash lamp according to claim 1, it is characterized in that, base plate (2) between described two heat sinks (4) is provided with several radiating fins (6), and described radiating fin (6) is arranged along lamp body length direction.
5. durable LED wall wash lamp according to claim 4, is characterized in that, described radiating fin (6) and heat sink (4) are provided with the heat radiation rib (5) arranged along lamp body length direction.
6. durable LED wall wash lamp according to claim 1, it is characterized in that, the inner side of described two side plates (1) and two heat sinks (4) is respectively equipped with a fixing hole for fixing end cap (12) (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510319293.4A CN104896377A (en) | 2015-06-12 | 2015-06-12 | Durable LED (light-emitting diode) wall washing lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510319293.4A CN104896377A (en) | 2015-06-12 | 2015-06-12 | Durable LED (light-emitting diode) wall washing lamp |
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| Publication Number | Publication Date |
|---|---|
| CN104896377A true CN104896377A (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510319293.4A Pending CN104896377A (en) | 2015-06-12 | 2015-06-12 | Durable LED (light-emitting diode) wall washing lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799914A (en) * | 2018-05-25 | 2018-11-13 | 浙江六联照明科技有限公司 | A kind of heat radiating type waterproof wall lamp |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101655204A (en) * | 2009-09-16 | 2010-02-24 | 山东魏仕照明科技有限公司 | LED wall lamp |
| CN102839305A (en) * | 2012-09-09 | 2012-12-26 | 广东宏泰照明科技有限公司 | LED (light-emitting diode) light radiating material and preparation method of light housing based on same |
| CN202835068U (en) * | 2012-10-29 | 2013-03-27 | 常州品正光电科技有限公司 | Light-emitting diode (LED) wall washer lamp |
| CN103968295A (en) * | 2013-02-04 | 2014-08-06 | 北京爱尔益地照明工程有限公司 | Novel LED wall washer |
-
2015
- 2015-06-12 CN CN201510319293.4A patent/CN104896377A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101655204A (en) * | 2009-09-16 | 2010-02-24 | 山东魏仕照明科技有限公司 | LED wall lamp |
| CN102839305A (en) * | 2012-09-09 | 2012-12-26 | 广东宏泰照明科技有限公司 | LED (light-emitting diode) light radiating material and preparation method of light housing based on same |
| CN202835068U (en) * | 2012-10-29 | 2013-03-27 | 常州品正光电科技有限公司 | Light-emitting diode (LED) wall washer lamp |
| CN103968295A (en) * | 2013-02-04 | 2014-08-06 | 北京爱尔益地照明工程有限公司 | Novel LED wall washer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799914A (en) * | 2018-05-25 | 2018-11-13 | 浙江六联照明科技有限公司 | A kind of heat radiating type waterproof wall lamp |
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