CN203395684U - Light emitting diode (LED) lighting device - Google Patents
Light emitting diode (LED) lighting device Download PDFInfo
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- CN203395684U CN203395684U CN201320486437.1U CN201320486437U CN203395684U CN 203395684 U CN203395684 U CN 203395684U CN 201320486437 U CN201320486437 U CN 201320486437U CN 203395684 U CN203395684 U CN 203395684U
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- power supply
- lamp bracket
- lighting device
- led lighting
- light cover
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Abstract
The utility model discloses a light emitting diode (LED) lighting device, which comprises a lamp cover, a lamp holder, a power supply, a power supply mounting board, a circuit board, LED particles and a lens group, wherein the lamp cover and the lamp holder are connected through a concave wall positioning part and a bulge positioning part, the power supply is arranged on the lamp cover through the power supply mounting board, the power supply mounting board is provided with a bending piece, and the power supply is arranged on the lamp cover through the power supply mounting board, thereby preventing the power supply and a light source from being roast to each other to affect lighting efficiency of a lamp, and being capable of preventing the power supply from being soaked by rainwater. The lamp cover and the lamp holder are formed by a metal board through deep-drawing process, a groove is arranged on the lamp holder, a closely laminated structure is formed between the groove and the circuit board, a radiator is not arranged between the groove and the circuit board, and the LED lighting device cools through the lamp holder. Because the LED lighting device does not need to be provided with the radiator in addition, the lamp cover and the lamp holder are formed through the deep-drawing process, the cost is greatly reduced, the heat conductivity coefficient of deep-drawing aluminum is high, and the cooling effect is excellent.
Description
Technical field
The utility model relates to lighting field, relates in particular to a kind of LED lighting device.
Background technology
LED light fixture has the advantages such as energy-conserving and environment-protective, life-span are long, lucuriant in design, is the direction of light trade development.
But still there are following problems in existing LED light fixture:
1, the large-power lamp such as existing LED street lamp, Tunnel Lamp, bulkhead lamp capable, is often welded to LED light source on one monoblock aluminium base, and be then fixed on radiator, then be closed in lamp housing, thus impact heat radiation.And whole lamp or single module all need to be furnished with radiator, even if do not make radiating effect good or reached better heat dissipation effect but cost is very high.
2, in existing LED light fixture, power supply is arranged at lamp bracket or power supply is external conventionally, and the former easily makes power supply be soaked in water, affects its life-span, the latter makes lamp bracket separated with power supply, one section of power line that need be very long, all produces certain obstacle in production, project installation process, has increased cost simultaneously.
3, existing lamp bracket all adopts die cast, and dimensional accuracy and surface smoothness are lower, and mould is complicated, and productivity ratio is low, needs secondary machine moulding.Meanwhile, in die cast process, need to expend a large amount of electric weight.
4, the large-power lamp such as existing LED street lamp, Tunnel Lamp, bulkhead lamp capable, often needs to be equipped with a large amount of installation fittings, installation procedure is many, efficiency is low.
Utility model content
The utility model provides a kind of LED lighting device, comprise: light cover, lamp bracket, power supply, power supply installing plate, circuit board, LED particle and set of lenses, described light cover is connected with described lamp bracket, described LED particle is arranged on described circuit board, described circuit board is arranged on described lamp bracket, and described set of lenses is buckled on described lamp bracket; Wherein, described power supply is arranged on described light cover by described power supply installing plate, and is positioned at the space that described light cover and described lamp bracket are connected to form.
Preferably, on described power supply installing plate, be provided with some bending members, be provided with the first installation screw on described bending member, described power supply installing plate is connected on described light cover by described the first installation screw.
Preferably, on described power supply installing plate, be also provided with a plurality of installing holes, comprise tension disc installation screw, lightning protection device installation screw and power supply installation screw, the tension disc, lightning protection device and the power supply that are respectively used to being arranged on described power supply installing plate are installed; On described circuit board, be also provided with the second installation screw, described the second installation screw and described the first installation screw are for being fixed on described light cover by described power supply installing plate.
Preferably, described lamp bracket and described light cover are formed by deep-drawing technique by metallic plate, and described metallic plate is that thickness is at 0.5mm to 5mm, containing the more than 95% raffinal sheet material of aluminium.
Preferably, on described lamp bracket, be provided with groove, between described groove and described circuit board, form and fit tightly structure, and there is no radiator between the two; Described LED lighting device dispels the heat by described lamp bracket.
Preferably, be provided with a plurality of perforates in described groove, comprise circuit board positioning screw hole and wire hole, described circuit board is fixed in described groove by the screw mating with described circuit board positioning screw hole.
Preferably, described perforate also comprises set of lenses draw-in groove, and described set of lenses is provided with buckle structure on correspondence position around, and described set of lenses is arranged on described lamp bracket by described set of lenses draw-in groove back-off; The joint place of described groove and described set of lenses is provided with solid silicon cushion rubber, and scribbles liquid silica gel at described solid silicon cushion rubber side.
Preferably, described perforate is wall shape structure.
Preferably, on described light cover, be provided with louvre, the heat that described LED particle produces conducts to after described lamp bracket by described circuit board, and part heat is discharged by described louvre.
Preferably, the surrounding of described lamp bracket is provided with some projection localization parts, on described light cover, be provided with accordingly some recess localization parts, and described projection localization part and the equal corresponding installing hole that is provided with on described recess localization part, described light cover is fastenedly connected by described projection localization part and coordinating of described recess localization part with described lamp bracket.
Preferably, the length of described projection localization part on is longitudinally greater than the length of described recess localization part on longitudinally, for making, between described light cover and described lamp bracket, leaves space, and described space is used for heat loss through convection.
Preferably, the head of described lamp bracket is provided with syndeton, and described syndeton pull and stretch together with described lamp bracket forms, and in described syndeton, is provided with depression bar sheet metal locating hole, described depression bar sheet metal locating hole coordinates with a depression bar sheet metal, and described LED lighting device is connected with a lamp stand.
The utility model, owing to adopting above technical scheme, makes it compared with prior art, has following advantage and good effect:
1) the utility model provides LED lighting device by the ingehious design of lamp bracket and light cover structure, makes both to play the effect of radiator, without radiator is additionally set.The design with the design of wall small structure, projection locating hole in the groove design of lamp bracket, groove etc. has all rolled up the heat conduction contact area of whole lamp, and heat conduction evenly, has been avoided concentrating of heat, and heat dispersion is splendid;
2) the utility model provides LED lighting device, first by drawing and forming process application in lamp bracket and light cover, adopt light cover and the lamp bracket dimensional accuracy that this technique processes and surface smoothness is high, intensity is high, good rigidly, mould is simple, productivity ratio is high, and avoided a large amount of power consumptions that produce in die cast process, effectively reduced whole lamp cost;
3) the LED lighting device that the utility model provides, by power supply installing plate, is arranged at light cover by power supply, avoids power supply and light source to bake and cause affecting light fixture light extraction efficiency mutually, can avoid power supply to be soaked by rainwater simultaneously, thereby extends power source life;
4) the LED lighting device that the utility model provides, the design of bending part on power supply installing plate, makes full use of light cover space;
5) the LED lighting device that the utility model provides, described projection locating hole length is slightly longer than described recess locating hole, thereby guarantees to leave certain space between lamp bracket and light cover, to strengthen cross-ventilation, strengthens the radiating effect of whole lamp
6) the LED lighting device that the utility model provides, whole lamp fitting is few, lightweight, and installation procedure is few, and production efficiency is high.
7) the LED lighting device that the utility model provides, degree of protection is high, and described light fixture adopts liquid silica gel and solid silicon cushion rubber double protection, can reach IP68 degree of protection, has good sealing and water proofing property.
Accompanying drawing explanation
Fig. 1 is the utility model perspective view one;
Fig. 2 is the utility model perspective view two;
Fig. 3 is explosive view of the present utility model;
Fig. 4 is power supply mounting plates structure schematic diagram;
Fig. 5 is the detail view that power supply is arranged at light cover;
Fig. 6 is lamp frame structure schematic diagram;
Fig. 7 is the detail view of recess localization part;
Fig. 8 is the detail view of projection localization part.
The specific embodiment
With reference to the relevant drawings of the utility model embodiment, below the utility model will be described in more detail.Yet the utility model can be with many multi-form realizations, and should not be construed as the restriction of the embodiment being subject in this proposition.On the contrary, it is abundant and complete open in order to reach proposing these embodiment, and makes those skilled in the art understand scope of the present utility model completely.In these accompanying drawings, for clarity sake, may amplify size and the relative size in Liao Cengji region.
With reference to figure 1-3, the utility model provides a kind of LED lighting device, and this lighting device comprises: light cover 1, lamp bracket 2, power supply 4, power supply installing plate 3, circuit board 8, LED particle and set of lenses 10.Wherein, light cover 1 is connected with lamp bracket 2, and power supply 4 is arranged on light cover 1 by power supply installing plate 3, and is placed in the space that light cover 1 and lamp bracket 2 be connected to form; LED particle is arranged on circuit board 8, and circuit board 8 is arranged on lamp bracket 2, and set of lenses 10 is buckled on lamp bracket 2.
Concrete, with reference to figure 4, power supply installing plate 3 is provided with a plurality of installing holes, comprises power supply installation screw 304, tension disc installation screw 305 and lightning protection device installation screw 306, is respectively used to be arranged at the installation of tension disc 5, lightning protection device 6 and power supply 4 on power supply installing plate 3.On power supply installing plate 3, be also provided with the second installation screw 303, power supply installing plate 3 is connected with light cover 1 by the second installation screw 303.Certainly, the position of above each installing hole, quantity and arrange and can change as required are not restricted herein.On the edge of power supply installing plate 3, be provided with some bending parts 301, on bending part 301, be provided with the first installation screw 302, by the first installation screw 302 on bending part 301 and the acting in conjunction of the second installation screw 303, power supply installing plate 3 is fixed on light cover 1.The ingehious design of bending part 301, makes power supply 4, the whole indent of lightning protection device 6, makes full use of the space of light cover 1.
With reference to figure 5, after lightning protection device 6 and power supply 4 are installed on power supply installing plate 3, power supply installing plate 3 is fixed on light cover 1, indirectly realize power supply 4 and be arranged on light cover 1.On the one hand, avoid power supply 4 and light source to bake and cause affecting light fixture light extraction efficiency mutually, can avoid power supply 4 to be soaked by rainwater simultaneously; On the other hand, the heat that power supply 4 produces can conduct to light cover 1 by power supply installing plate 3 and dispel the heat.
And power supply 4 is assemblied in light cover 1 the inside, improved the security of LED lighting device, be convenient to change power supply 4, while being also convenient to power supply 4 work, by the scattering and disappearing of produced heat, guaranteed that power supply 4 works.Meanwhile, power supply 4 adopts IP67 degree of protection, and overcurrent and over-voltage protecting function are provided, and stability is better; This built-in power 4 has temperature detection box high temperature protection function, when the excess Temperature of LED lighting device, can automatically reduce electric current, temperature is controlled in the safe range of LED lighting device.In addition, this power supply 4 provides soft start function, and the electric current that energising transient flow is crossed LED lighting device increases to rated value gradually by zero.
In the present embodiment, as shown in Figure 6, on the lower surface, outside of lamp bracket 2, be provided with a groove 202, in groove 202, be provided with a plurality of perforates, comprise circuit board positioning screw hole 204, circuit board 8 is fixed in groove 202 by the screw mating with circuit board positioning screw hole 204; Circuit board 8 is fitted and connected with face with the groove 202 on lamp bracket 2, and the heat on circuit board 8 can promptly be scattered by lamp bracket 2 conduction.In addition, perforate also comprises set of lenses draw-in groove 205, and accordingly, set of lenses 10 is provided with buckle structure 1001 around, and set of lenses 10 scioptics group draw-in groove 205 back-offs are on lamp bracket 2.And groove 202 is provided with solid silicon cushion rubber 9 with set of lenses 10 joint place, and scribbles liquid silica gel at solid silicon cushion rubber 9 sides.In addition, perforate also comprises wire hole 203, and the water-proof wire at circuit board 8 back sides carries out outlet by wire hole 203, and wire hole 203 places are provided with wedge silica gel ring.By at groove 202 and set of lenses 10 joint place, solid silicon cushion rubber 9 being set, and scribble liquid silica gel at solid silicon cushion rubber 9 sides, reach Double-protection effect, lamp body has reached IP68 degree of protection, has good sealing and water proofing property; And by circuit board 8 water-proof wire wire hole 203 places, the back side, be provided with wedge silica gel ring, thereby realize the high-protection level of whole lamp, reach the sealing effectiveness of whole lamp.
Wherein, above-mentioned all perforates are wall shape structure, so that offer screwed hole and increase heat conduction contact area, evenly heat conduction, avoids concentrating of heat, forms good radiating effect.And, on light cover 1, being provided with louvre 101, the heat that LED particle produces conducts to after lamp bracket 2 by circuit board 8, and part heat is discharged by louvre 101.
In the present embodiment, head at lamp bracket 2 is provided with syndeton 206, syndeton 206 pull and stretch together with lamp bracket 2 forms, and in syndeton 206, be provided with depression bar sheet metal locating hole 207, depression bar sheet metal locating hole 207 coordinates with a depression bar sheet metal 7, and this LED lighting device is connected with a lamp stand.
In the present embodiment, on one week of described light cover 1, be provided with some recess localization parts 102, accordingly, on lamp bracket 2, relevant position is also provided with some projection localization parts 201, on recess localization part 102 and projection localization part 201, be provided with through hole, as Figure 7-8.Recess localization part 102 is used in conjunction with projection localization part 201, by screw, bolt etc., realizes being fastenedly connected of light cover 1 and lamp bracket 2.Wherein, preferably, projection localization part 201 length on longitudinally is slightly longer than the length of recess localization part 102 on longitudinally, thereby guarantees that lamp bracket 2 and 1 of light cover leave certain space, to strengthen cross-ventilation, strengthen the radiating effect of whole lamp.
In the present embodiment, the shape of through holes of recess localization part 102 and projection localization part 201 is variable.Preferably, near the through hole arranging on the recess localization part 102 of lamp stand installation position, be circular, away from the through hole arranging on the recess localization part 102 of lamp stand installation position, be oval.During installation, first fixing near lamp stand installation position, away from the through hole arranging on lamp stand installation position recess localization part 102, can adjust by ellipse, be convenient to install.
The LED lighting device as street lamp that the present embodiment provides, its whole lamp component count is few, and it is convenient to install, and installation effectiveness is high.And can carry out free-hand maintenance, only need push a little and can pull down light cover in light cover both sides.
In the present embodiment, light cover 1 and lamp bracket 2 adopt deep-drawing technique moulding, at room temperature, by punch fixing on forcing press, to the pure aluminum plate blank being placed in die cold extrusion chamber, exert pressure, make blank produce retrospective distortion, then punch is risen, take out lamp bracket finished product.Concrete, light cover 1 and lamp bracket 2 are by thickness at 0.5mm to 5mm, be made into integration containing after the more than 95% raffinal Sheet drawing of aluminium, and the thermal conductivity factor of light cover 1 and lamp bracket 2 is 230W/ (m K).So light cover 1 needs to adopt the material of die casting aluminium lamp bracket 1/3 to 1/5 just can reach the radiating effect the same, even more outstanding with die casting aluminium with 2 of lamp brackets, cost is only 1/2 to 1/3 of die casting aluminium housing simultaneously; And the thermal conductivity factor of pull and stretch aluminium is up to 230W/ (m K), and the thermal conductivity factor of die casting aluminium is less than 100W/ (m K), and the thermal diffusivity of pull and stretch aluminum ratio die casting aluminium and section bar aluminium strengthens greatly; And the material that aluminium plate is used is also few, has also reduced cost simultaneously; Therefore, LED illuminating product cheaper described in the utility model, quality is lighter, is applicable to using in various occasions, is applicable to the various types of lighting devices of various models.Certainly; the thermal conductivity factor of lamp bracket 100 of the present utility model also can be greater than 230W/ (m K); the utility model is not limited with its concrete thermal conductivity factor, as long as adopt pull and stretch aluminium as lamp bracket, and utilizes LED light fixture that this lamp bracket dispels the heat all within protection domain of the present utility model.
Certainly; by lamp bracket is done to change a little; those skilled in the art can also change over different mounting means by LED lighting device of the present utility model; thereby can obtain can be applicable to the light fixture of other different occasions; yet as long as its main technological thought and the utility model are similar, the utility model is within also wish is included in protection domain of the present utility model.
In sum, the utility model provides a kind of LED lighting device, comprising: light cover, lamp bracket, power supply, power supply installing plate, circuit board, LED particle and set of lenses.Between light cover and lamp bracket, by recess localization part, be connected with projection localization part, power supply is arranged on light cover by power supply installing plate, on power supply installing plate, be provided with bending part, by power supply installing plate, power supply is arranged to light cover, avoid power supply and light source to bake and cause affecting light fixture light extraction efficiency mutually, can avoid power supply to be soaked by rainwater simultaneously; Light cover and lamp bracket are formed by deep-drawing technique by metallic plate, are provided with groove on lamp bracket, form and fit tightly structure, and there is no radiator between the two between groove and circuit board, and LED lighting device dispels the heat by lamp bracket.Because LED lighting device provided by the invention does not need radiator is additionally set, and light cover and the moulding of lamp bracket employing deep-drawing technique, therefore greatly reduce cost, and the thermal conductivity factor of pull and stretch aluminium is high, good heat dissipation effect.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (12)
1. a LED lighting device, it is characterized in that, comprise: light cover, lamp bracket, power supply, power supply installing plate, circuit board, LED particle and set of lenses, described light cover is connected with described lamp bracket, described LED particle is arranged on described circuit board, described circuit board is arranged on described lamp bracket, and described set of lenses is buckled on described lamp bracket; Wherein, described power supply is arranged on described light cover by described power supply installing plate, and is positioned at the space that described light cover and described lamp bracket are connected to form.
2. LED lighting device as claimed in claim 1, is characterized in that, on described power supply installing plate, is provided with some bending members, is provided with the first installation screw on described bending member, and described power supply installing plate is connected on described light cover by described the first installation screw.
3. LED lighting device as claimed in claim 2, it is characterized in that, on described power supply installing plate, be also provided with a plurality of installing holes, comprise tension disc installation screw, lightning protection device installation screw and power supply installation screw, the tension disc, lightning protection device and the power supply that are respectively used to being arranged on described power supply installing plate are installed; On described circuit board, be also provided with the second installation screw, described the second installation screw and described the first installation screw are for being fixed on described light cover by described power supply installing plate.
4. the LED lighting device as described in claims 1 to 3 any one, is characterized in that, described lamp bracket and described light cover are formed by deep-drawing technique by metallic plate, and described metallic plate is that thickness is at 0.5mm to 5mm, containing the more than 95% raffinal sheet material of aluminium.
5. LED lighting device as claimed in claim 4, is characterized in that, on described lamp bracket, is provided with groove, forms and fits tightly structure, and there is no radiator between the two between described groove and described circuit board; Described LED lighting device dispels the heat by described lamp bracket.
6. LED lighting device as claimed in claim 5, is characterized in that, is provided with a plurality of perforates in described groove, comprises circuit board positioning screw hole and wire hole, and described circuit board is fixed in described groove by the screw mating with described circuit board positioning screw hole.
7. LED lighting device as claimed in claim 6, is characterized in that, described perforate also comprises set of lenses draw-in groove, and described set of lenses is provided with buckle structure on correspondence position around, and described set of lenses is arranged on described lamp bracket by described set of lenses draw-in groove back-off; The joint place of described groove and described set of lenses is provided with solid silicon cushion rubber, and scribbles liquid silica gel at described solid silicon cushion rubber side.
8. LED lighting device as claimed in claim 7, is characterized in that, described perforate is wall shape structure.
9. as the LED lighting device of claim 3 or 8, it is characterized in that, on described light cover, be provided with louvre, the heat that described LED particle produces conducts to after described lamp bracket by described circuit board, and part heat is discharged by described louvre.
10. LED lighting device as claimed in claim 9, it is characterized in that, the surrounding of described lamp bracket is provided with some projection localization parts, on described light cover, be provided with accordingly some recess localization parts, and described projection localization part and the equal corresponding installing hole that is provided with on described recess localization part, described light cover is fastenedly connected by described projection localization part and coordinating of described recess localization part with described lamp bracket.
11. LED lighting devices as claimed in claim 10, it is characterized in that, the length of described projection localization part on is longitudinally greater than the length of described recess localization part on longitudinally, for making, between described light cover and described lamp bracket, leaves space, and described space is used for heat loss through convection.
12. LED lighting devices as claimed in claim 11, it is characterized in that, the head of described lamp bracket is provided with syndeton, described syndeton pull and stretch together with described lamp bracket forms, and in described syndeton, be provided with depression bar sheet metal locating hole, described depression bar sheet metal locating hole coordinates with a depression bar sheet metal, and described LED lighting device is connected with a lamp stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320486437.1U CN203395684U (en) | 2013-08-09 | 2013-08-09 | Light emitting diode (LED) lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320486437.1U CN203395684U (en) | 2013-08-09 | 2013-08-09 | Light emitting diode (LED) lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203395684U true CN203395684U (en) | 2014-01-15 |
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ID=49907216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320486437.1U Expired - Lifetime CN203395684U (en) | 2013-08-09 | 2013-08-09 | Light emitting diode (LED) lighting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203395684U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359033A (en) * | 2014-11-21 | 2015-02-18 | 杭州华普永明光电股份有限公司 | Light-emitting diode (LED) module |
| CN105423199A (en) * | 2015-11-27 | 2016-03-23 | 苏方宁 | Integrated frame type heat dissipation LED streetlamp |
| CN107701949A (en) * | 2017-10-27 | 2018-02-16 | 中山市修本照明有限公司 | A kind of lamp outer casing and preparation method thereof and light fixture |
| CN108687208A (en) * | 2018-05-15 | 2018-10-23 | 浙江晨丰科技股份有限公司 | A kind of lamps and lanterns heat dissipation aluminum component and its processing technology and lamps and lanterns |
| CN107477474B (en) * | 2017-08-10 | 2023-10-27 | 深圳市超频三科技股份有限公司 | street lamp |
-
2013
- 2013-08-09 CN CN201320486437.1U patent/CN203395684U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359033A (en) * | 2014-11-21 | 2015-02-18 | 杭州华普永明光电股份有限公司 | Light-emitting diode (LED) module |
| CN104359033B (en) * | 2014-11-21 | 2018-01-02 | 杭州华普永明光电股份有限公司 | A kind of LED module |
| CN105423199A (en) * | 2015-11-27 | 2016-03-23 | 苏方宁 | Integrated frame type heat dissipation LED streetlamp |
| CN107477474B (en) * | 2017-08-10 | 2023-10-27 | 深圳市超频三科技股份有限公司 | street lamp |
| CN107701949A (en) * | 2017-10-27 | 2018-02-16 | 中山市修本照明有限公司 | A kind of lamp outer casing and preparation method thereof and light fixture |
| CN108687208A (en) * | 2018-05-15 | 2018-10-23 | 浙江晨丰科技股份有限公司 | A kind of lamps and lanterns heat dissipation aluminum component and its processing technology and lamps and lanterns |
| CN108687208B (en) * | 2018-05-15 | 2024-05-28 | 浙江晨丰科技股份有限公司 | Lamp heat dissipation aluminum part, processing technology thereof and lamp |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |