CN104456152A - LED (light-emitting diode) lamp - Google Patents
LED (light-emitting diode) lamp Download PDFInfo
- Publication number
- CN104456152A CN104456152A CN201310416677.9A CN201310416677A CN104456152A CN 104456152 A CN104456152 A CN 104456152A CN 201310416677 A CN201310416677 A CN 201310416677A CN 104456152 A CN104456152 A CN 104456152A
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- CN
- China
- Prior art keywords
- led lamp
- substrate
- led
- reflector
- heat
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- Legal status (The legal status 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 status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V25/00—Safety devices structurally associated with lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
Abstract
The invention discloses an LED (light-emitting diode) lamp, which comprises a lamp housing, a substrate, an insulating strip and a plurality of reflection cups, wherein the substrate is provided with a plurality of LEDs and is arranged on the opening end of the lamp housing, one ends of the reflection cups accommodate the corresponding LEDs, the insulating strip is arranged between the reflection cups and the substrate and is used for setting an insulating gap between the substrate and one ends of the reflection cups, the insulating gap ensures that the LEDs are not subjected to breakdown of high voltage, the insulating strip is provided with a plurality of through holes, and the through holes accommodate the corresponding LEDs respectively. According to the invention, the insulating strip is arranged between the substrate and the reflection cups, so that the insulating gap exists between the substrate and one ends of the reflection cups for preventing the LEDs from being subjected to breakdown of high voltage, the insulating quality of the LED lamp is improved, the insulating strength of the LED lamp is increased, and the reliability of the LED lamp is enhanced.
Description
Technical field
The present invention relates to field of lamp illumination, particularly relate to a kind of LED lamp.
Background technology
Because environmental protection, volume are little and power consumption is low etc., advantage is widely used in field of light fittings LED.LED lamp generally comprises lamp housing, LED aluminum base plate and reflecting component, LED aluminum base plate is located on lamp housing, reflecting component is located in LED aluminum base plate, when the logical upper high-tension electricity of LED lamp, because minim gap inevitable between reflecting component and LED aluminum base plate can make high electrical breakdown LED, damage is caused to LED lamp, therefore needs a kind ofly can ensure LED aluminum base plate by the insulation system of high electrical breakdown, make the insulation quality of product effectively stable.
Summary of the invention
The object of the present invention is to provide a kind of stable effectively, the good and simple LED lamp of structure of insulation effect.
In order to solve the problems of the technologies described above, the invention provides a kind of LED lamp, comprise lamp housing, substrate, insulating trip and multiple reflector, described substrate is provided with multiple LED, and described substrate is located on the openend of described lamp housing; The each described LED of one end collecting of each described reflector; Described insulating trip is located between multiple reflector and described substrate, for described substrate and multiple described reflector be set one end between clearance for insulation, described clearance for insulation ensures each described LED not by high electrical breakdown, described insulating trip offers multiple through hole, and each described through hole accommodates each described LED respectively.
Wherein, the material of described insulating trip is silica gel.
Wherein, described clearance for insulation is at least greater than 0.1mm.
Wherein, described LED lamp also comprises reflecting cover, and described reflecting cover offers multiple reflective hole, and each described reflector is located in each described reflective hole.
Wherein, each described reflector is integral type structure.
Wherein, described LED lamp also comprises heat sink, and described heat sink is located between the openend of described substrate and described lamp housing.
Wherein, the material of described heat sink is aluminium.
Wherein, described LED lamp also comprises heat-conducting layer, and described heat-conducting layer is between described heat sink and described substrate, and described heat-conducting layer is for transmitting the heat of described substrate generation.
Wherein, described heat-conducting layer is coated on described heat sink or described substrate with plating mode.
Wherein, described LED lamp also comprises multiple lining, and each described lining is sheathed on each described reflector respectively.
LED lamp provided by the invention by arranging insulating trip between substrate and multiple reflector, one end of substrate and multiple reflector is made to be provided with clearance for insulation, thus ensure LED not by high electrical breakdown, improve the insulation quality of LED lamp, improve the dielectric strength of LED lamp, strengthen the reliability of LED lamp.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the decomposing schematic representation of the LED lamp that embodiment of the present invention provides;
Fig. 2 is the schematic diagram at another visual angle of the LED lamp of Fig. 1;
Fig. 3 is the half sectional view of LED lamp.
Detailed description of the invention
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
See also Fig. 1 to Fig. 3, a kind of LED lamp 100 that embodiment of the present invention provides, comprise lamp housing 1, substrate 2, insulating trip 4 and multiple reflector 51.Described substrate 2 is located on described lamp housing 1, multiple described reflector 51 is located on described substrate 2, described insulating trip 4 is located between multiple described reflector 51 and described substrate 2, described insulating trip 4 for the distance of isolating multiple described reflector and described substrate 2 and strengthen between multiple described reflector 51 and described substrate 2, thus improves the dielectric strength of described LED lamp 100.
For the ease of heat radiation, the material of described lamp housing 1 is aluminium.In the present embodiment, adopt inexpensive aluminum metal to make, whole light fixture material cost can be reduced, simultaneously because aluminum quality is relatively light, can ensure that whole light fixture is unlikely to heavy, convenient installation.Described lamp housing 1 comprises shell 11 and inner casing 12, and the cross section of described shell 11 is circular, and because described LED lamp 100 can produce larger heat, in order to strengthen the heat dispersion of described LED lamp 100, described shell 11 is circumferentially with radiating ribs 11a along it; The cross section of described inner casing 12 is circular, the central axis coaxial of described inner casing 12 and described shell 11, the diameter of described inner casing 12 is less than the diameter of described shell 11, namely described inner casing 12 is arranged in described shell 11, described inner casing 12 is greater than the length of described shell 11 along the direction of its central shaft along the length in the direction of its central shaft, described inner casing 12 is evenly provided with three locating dowels 121 along its side face, each described locating dowel 121 offers each first locating hole 121a respectively, and the central shaft of each described first locating hole 121a parallels with the central shaft of described inner casing 12.Certainly, in other embodiments, according to the actual demand of described LED lamp 100, the quantity of described locating dowel 121 can also be one, two or more.
Described substrate 2 is provided with multiple LED 21a, and described substrate 2 is located on the openend of described lamp housing 1.In the present embodiment, described substrate 2 is made up of multiple pcb board 21, concrete, according to the lighting demand of described LED lamp 100, described substrate 2 is made up of five pcb boards 21, five described pcb boards 21 be separate type instead of integral structure, five described pcb boards 21 are provided with a LED 21a respectively accordingly, and five described pcb boards 21 are located on the openend of described inner casing 12.Certainly, in other embodiments, multiple described pcb board 21 can also be integral type.
In order to strengthen the heat dispersion of described LED lamp 100 and be located at by described substrate 2 on the openend of described inner casing 12 more easily, described LED lamp 100 also comprises heat sink 3, and described heat sink 3 is located between described substrate 2 and the openend of described lamp housing 1.In the present embodiment, in order to obtain good radiating effect with cheaper cost, the material of described heat sink 3 is aluminium.Concrete, described heat sink 3 is the circular aluminium sheet of diameter slightly larger than the diameter of described inner casing 12, described heat sink 3 offers five blind holes (not shown), each described blind hole is for accommodating each described pcb board 21, what make that described pcb board 21 can be fastening is connected on described heat sink 3, make described pcb board 21 heat of generation can be passed to described heat sink 3 faster, its heat is passed to described inner casing 12 by described heat sink 3 again, described inner casing 12 further transfers heat to the radiating ribs 11a on described shell 11, it is made to be vaporized in air, thus reduce the heat of described LED lamp 100, ensure the life-span of described LED lamp 100.Described heat sink 3 also offers three the second locating hole 3a, and each described second locating hole 3a is corresponding with each described first locating hole 121a respectively.Certainly, in other embodiments, the material of described heat sink 3 can also be copper.
In order to further strengthen the heat dispersion of described LED lamp 100, described LED lamp 100 also comprises heat-conducting layer (not shown), and described heat-conducting layer is between described heat sink 3 and described substrate 2, and described heat-conducting layer is for transmitting the heat of described substrate 2 generation.In the present embodiment, described heat-conducting layer is thermal conductive silicon paper.Conveniently directly be located at by described heat-conducting layer between described heat sink 3 and described substrate 2, described heat-conducting layer is coated on described heat sink 3 or described substrate 2 with plating mode.Concrete, plating mode easily realizes and processes easy, therefore described heat-conducting layer is coated on whole described heat sink 3 with plating mode, make described LED 21a can pass to described heat sink 3 by the faster heat produced of described heat-conducting layer, and described heat is passed to described lamp housing 1 by described heat-conducting layer by described heat sink 3 faster, thus heat is vaporized in air.Certainly, in other embodiments, the material of described heat-conducting layer can also be red thick stick paper.
The each described LED 21a of one end collecting of each described reflector 51.In the present embodiment, in order to make described LED lamp 100 easier for installation, each described reflector 51 is integral type structure.Concrete, multiple described reflector 51 is integral type structure formation reflecting component 5, described reflecting component 5 comprises cover plate 52 and multiple reflector 51, described cover plate 52 offers multiple hole 52b, then be located at by the other end of multiple described reflector 51 and be correspondingly respectively located on the edge of each described hole 52b, multiple described reflectors 51 and described cover plate 52 are formed in one structure.The edge of described cover plate 52 offers three the first locating notch 52a along its circumference, and each described first locating notch 52a is corresponding with each described first locating hole 121a respectively.When multiple described reflector 51 is connected on described substrate 2 by needs, and when making each described reflector 51 accommodate each described LED 21a, only each described LED 21a need be aimed in one end of reflector described in one of them 51 is connected on described substrate 2, other four described reflectors 51 also can be aimed at LED 21a described in other accordingly and be connected on described substrate 2, thus facilitate the installation of multiple described reflectors 51 and described substrate 2.When each described reflector 51 accommodates each described LED 21a, the light that described LED 21a sends is gathered and is reflexed to outside by described reflector 51, meets the luminous intensity distribution demand of external environment condition.Certainly, in other embodiments, multiple described reflector 51 can also be following structure: the first, and multiple described reflector 51 is the structure be separated, even if when a described reflector 51 accommodates a described LED 21a, reflector 51 described in another one can not accommodate LED 21a described in another one; The second, described LED lamp 100 also comprises reflecting cover, and described reflecting cover offers multiple reflective hole, and each described reflector 51 is located in each described reflective hole.
The conveniently luminous intensity distribution of described LED lamp 100, described LED lamp 100 also comprises multiple lining (not shown), and each described lining is sheathed on each described reflector 51.In the present embodiment, described lining is the cone structure slightly larger than described reflector 51, and each described lining is sheathed on each described reflector 51, and the central axis coaxial of central axis and each described reflector 51, facilitate the luminous intensity distribution of described LED lamp 100.
Described insulating trip 4 is located between multiple reflector 51 and described substrate 2, for described substrate 2 and multiple described reflector 51 be set one end between clearance for insulation, described clearance for insulation ensures each described LED 21a not by high electrical breakdown, described insulating trip 4 offers multiple through hole 4b, and each described through hole 4b accommodates each described LED 21a respectively.In the present embodiment, because described insulating trip 4 is located on described substrate 2, also a large amount of heats can be received, therefore in order to further strengthen the heat dispersion of described LED lamp 100, make described insulating trip 4 not only have the effect of insulation, also have the effect of heat conduction, the structure of described LED lamp 100 is reasonably optimized, described insulating trip 4 adopts tool insulating properties and the good material of thermal conductivity is made, and the material of described insulating trip 4 is silica gel.Concrete, the edge of described insulating trip 4 is circumferentially with three the second locating notch 4a along it, and each described second locating notch 4a is corresponding with each described first locating hole 121a.Certainly, in other embodiments, the material of described insulating trip 4 can also be red thick stick paper.
In order to better ensure each described LED 21a not by high electrical breakdown, described clearance for insulation is at least greater than 0.1mm.In the present embodiment, the thickness of described insulation spacer is 0.2mm.The diameter of described through hole 4b is greater than the bore of one end of described reflector 51.When described reflector 51 is arranged in described through hole 4b; and and when there is the gap of 0.1mm between described substrate 2; because described through hole 4b size is relative to the restriction of described reflector 51 size; described reflector 51 can not continue to advance at described through hole 4b; namely clearance for insulation is formed between described reflector 51 and described substrate 2; protect described LED 21a not by high electrical breakdown, improve the dielectric strength of described LED lamp 100.Certainly, in other embodiments, described clearance for insulation can also be 0.2mm, 0.3mm or larger.
Can tighten together to make each parts of described light fixture and normally work, described cover plate 52 is connected on described lamp housing 1 by screw (not shown), multiple described reflector 51 is made to compress described insulating trip 4, described insulating trip 4 compresses described substrate 2, described substrate 2 compresses described heat sink 3, and described heat sink 3 is pressed on described lamp housing 1.In the present embodiment, this screw is each passed through described first locating notch 52a, the second locating notch 4a, the second locating hole 3a and the first locating hole 121a, thus each parts of described LED lamp 100 are tightened together, described LED lamp 100 is normally worked.
When described LED lamp 100 starts to assemble, head is needed to be located on the openend of described inner casing 12 by the described heat sink 3 being coated with heat-conducting layer, again each described pcb board 21 being provided with each described LED 21a is located in each described blind hole, then each described through hole 4b on described insulating trip 4 is aimed at each described LED 21a and it accommodated respectively wherein, again one end of each described reflector 51 propped up each described through hole 4b and accommodate each described LED 21a, finally by described screw successively through described first locating notch 52a, second locating notch 4a, each parts of described LED lamp 100 are fastenedly connected on described lamp housing 1 by the second locating hole 3a and the first locating hole 121a, complete the assembling of described LED lamp 100, to realize illumination, therebetween, when described LED 21a is luminous, produce heat, on the one hand, a part of heat can be delivered to by heat-conducting layer on the radiating ribs 11a of described lamp housing 1 by described substrate 2, the heat of this part is made to be vaporized in the air, reduce the heat of described LED lamp 100, on the other hand, another part heat can be passed to described insulating trip 4 by described LED 21A, each described reflector 51 is being passed to by described insulating trip 4, the heat of this part is made to be vaporized in the air, strengthen the heat dispersion of described LED lamp 100.
LED lamp 100 provided by the invention by arranging insulating trip 4 between substrate 2 and multiple reflector 51, substrate 2 is made to be provided with clearance for insulation with one end of multiple reflector 51, thus ensure LED 21a not by high electrical breakdown, improve the insulation quality of LED lamp 100, improve the dielectric strength of LED lamp 100, strengthen the reliability of LED lamp 100.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a LED lamp, is characterized in that, comprise lamp housing, substrate, insulating trip and multiple reflector, described substrate is provided with multiple LED, and described substrate is located on the openend of described lamp housing; The each described LED of one end collecting of each described reflector; Described insulating trip is located between multiple reflector and described substrate, for described substrate and multiple described reflector be set one end between clearance for insulation, described clearance for insulation ensures each described LED not by high electrical breakdown, described insulating trip offers multiple through hole, and each described through hole accommodates each described LED respectively.
2. LED lamp according to claim 1, is characterized in that, the material of described insulating trip is silica gel.
3. LED lamp according to claim 1, is characterized in that, described clearance for insulation is at least greater than 0.1mm.
4. LED lamp according to claim 1, is characterized in that, described LED lamp also comprises reflecting cover, and described reflecting cover offers multiple reflective hole, and each described reflector is located in each described reflective hole.
5. LED lamp according to claim 1, is characterized in that, each described reflector is integral type structure.
6. LED lamp according to claim 1, is characterized in that, described LED lamp also comprises heat sink, and described heat sink is located between the openend of described substrate and described lamp housing.
7. LED lamp according to claim 6, is characterized in that, the material of described heat sink is aluminium.
8. LED lamp according to claim 1, is characterized in that, described LED lamp also comprises heat-conducting layer, and described heat-conducting layer is between described heat sink and described substrate, and described heat-conducting layer is for transmitting the heat of described substrate generation.
9. LED lamp according to claim 8, is characterized in that, described heat-conducting layer is coated on described heat sink or described substrate with plating mode.
10. LED lamp according to claim 1, is characterized in that, described LED lamp also comprises multiple lining, and each described lining is sheathed on each described reflector respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310416677.9A CN104456152A (en) | 2013-09-13 | 2013-09-13 | LED (light-emitting diode) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310416677.9A CN104456152A (en) | 2013-09-13 | 2013-09-13 | LED (light-emitting diode) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104456152A true CN104456152A (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310416677.9A Pending CN104456152A (en) | 2013-09-13 | 2013-09-13 | LED (light-emitting diode) lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107644930A (en) * | 2016-07-20 | 2018-01-30 | 深圳市瑞丰光电子股份有限公司 | LED support and there is its LED component, LED lamp |
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| CN101852414A (en) * | 2010-06-29 | 2010-10-06 | 海洋王照明科技股份有限公司 | Flashlight and LED optical module thereof |
| CN202253254U (en) * | 2011-10-14 | 2012-05-30 | 亚士吉灯饰(东莞)有限公司 | LED (light emitting diode) ceiling lamp |
| CN102563381A (en) * | 2010-12-15 | 2012-07-11 | 海洋王照明科技股份有限公司 | Lamp |
| JP2013134912A (en) * | 2011-12-27 | 2013-07-08 | Eye Lighting Syst Corp | Lighting device for high-speed photographing |
| CN203162764U (en) * | 2013-04-23 | 2013-08-28 | 浙江天时光电科技有限公司 | Light-emitting diode (LED) spot lamp |
-
2013
- 2013-09-13 CN CN201310416677.9A patent/CN104456152A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201462503U (en) * | 2009-06-09 | 2010-05-12 | 陈怀中 | LED lamplight engine |
| CN101852414A (en) * | 2010-06-29 | 2010-10-06 | 海洋王照明科技股份有限公司 | Flashlight and LED optical module thereof |
| CN102563381A (en) * | 2010-12-15 | 2012-07-11 | 海洋王照明科技股份有限公司 | Lamp |
| CN202253254U (en) * | 2011-10-14 | 2012-05-30 | 亚士吉灯饰(东莞)有限公司 | LED (light emitting diode) ceiling lamp |
| JP2013134912A (en) * | 2011-12-27 | 2013-07-08 | Eye Lighting Syst Corp | Lighting device for high-speed photographing |
| CN203162764U (en) * | 2013-04-23 | 2013-08-28 | 浙江天时光电科技有限公司 | Light-emitting diode (LED) spot lamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107644930A (en) * | 2016-07-20 | 2018-01-30 | 深圳市瑞丰光电子股份有限公司 | LED support and there is its LED component, LED lamp |
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Application publication date: 20150325 |
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