CN102691895B - Lighting device - Google Patents
Lighting device Download PDFInfo
- Publication number
- CN102691895B CN102691895B CN201110070896.7A CN201110070896A CN102691895B CN 102691895 B CN102691895 B CN 102691895B CN 201110070896 A CN201110070896 A CN 201110070896A CN 102691895 B CN102691895 B CN 102691895B
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- China
- Prior art keywords
- aluminium base
- face
- lighting device
- led
- base board
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
Abstract
The invention relates to a lighting device which comprises an aluminium base board, an LED (light-emitting diode) lamp and a lens sleeved on the LED lamp, wherein the LED lamp is electrically connected with the aluminium base board through two pins; the lens comprises a light-transmitting cover, a support column which is fixed along the end face light-transmitting cover, and at least two stand bars which are fixed along the end face; the middle of the light-transmitting cover is provided with a sunk incident surface so as to form an incident cavity containing the LED lamp; the end part of the support column props against one side face of the aluminium base board; the aluminium base board is provided with clamping grooves which are mutually matched with the stand bars in a sunk manner, and each stand bar comprises a support part fixed on the end face and a hooking part fixedly connected with the support part; and the support parts pass through the clamping grooves so as to hook the other side face of the aluminium base board through the hooking parts. According to the invention, the support column props against one side face of the aluminium base board, the hooking parts of the stand bars are hooked on the other side face of the aluminium base board so as to realize the fixation of the lens and the aluminium base board, the structure is simple, the stand bars are pressed in the clamping grooves during operation, and the installation or disassembly is rapid and convenient.
Description
Technical field
The present invention relates to lighting field, more particularly, relate to a kind of lighting device.
Background technology
At present, when light-distribution lens coordinates with LED on the market, common fixed form is spirally connected, rivets, welds or bonds.In prior art, these lens fixed forms are owing to comprising multiple parts, and the defect of existence is complex structure, dismounting and installation inconvenience; And multiple parts easy loose or dislocation in vibration environment, cause the stability of lens inadequate.Meanwhile, in prior art, lens do not have special reinforcement structure, and the sustained vibration in industrial environment easily causes coming off of lens, affect the reliability of light fixture product.
Summary of the invention
The technical problem to be solved in the present invention is, dismantle and install inconvenient and that lens stabilization is inadequate defect for lens in lighting device in prior art, provide a kind of lighting device, structure is simple and steadiness is good.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of lighting device, comprise aluminium base, be fixed on the LED on described aluminium base and be sleeved in described LED and the lens be fixed on described aluminium base, described LED is electrically connected with described aluminium base by two outward extending pin, and described lens comprise diffuser, stretch out along the end face of described diffuser fixing support column and stretch out along described end face and be fixed with at least two legs; Be provided with the incidence surface of depression in the middle part of described diffuser, formed one can accommodating described LED enter optical cavity; The end abutment of described support column is in a side of described aluminium base; On described aluminium base, depression is provided with the screens groove suitable with described leg, described leg comprises the support portion and the hook portion affixed with described support portion fixed on the end surface, and described support portion is passed described screens groove and is hooked on the another side of described aluminium base by described hook portion.
A kind of lighting device of the present invention, preferably, described support portion and described end face are that 90 ° of-92.5 ° of angles are arranged.
A kind of lighting device of the present invention, preferably, described hook portion and described support portion are that 95 ° of-112 ° of angles are arranged.
A kind of lighting device of the present invention, concrete, the quantity of described leg is two, and two described legs are 180 ° of settings; The quantity of described support column is four, and four described support columns are uniformly distributed.
A kind of lighting device of the present invention, preferably, described incidence surface is ellipsoid.
A kind of lighting device of the present invention, preferably, the scope of the radius of curvature of described incidence surface is 5.5mm-6.35mm.
A kind of lighting device of the present invention, preferably, described diffuser also comprises the exiting surface of an ellipsoid.
A kind of lighting device of the present invention, preferably, the scope of the radius of curvature of described exiting surface is 6.5mm-9.75mm.
A kind of lighting device of the present invention, preferably, the major axis of described exiting surface is 1.5-2 with the ratio of minor axis.
A kind of lighting device of the present invention, preferably, the end face of described diffuser is coated with frosted layer, or depression is provided with texture.
The present invention can reach following beneficial effect: the side propping up aluminium base by arranging support column on the diffuser end face of lens, leg is set simultaneously, be hooked on another side of aluminium base by the hook portion of leg, thus realize the fixing of lens and aluminium base, the mounting structure of the lens of lighting device provided by the invention is simple, only leg pressing need be snapped in screens groove during operation, install or remove swift and convenient to operate.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the exploded perspective view of lighting device of the present invention;
Fig. 2 is the scheme of installation of lighting device of the present invention;
Fig. 3 is the perspective view of the lens of lighting device of the present invention;
Fig. 4 is the cross-sectional schematic of the lens of lighting device of the present invention;
Fig. 5 is the A portion enlarged diagram of Fig. 4.
Drawing reference numeral explanation
1, lens 10, diffuser
11, optical cavity 12, end face is entered
13, incidence surface 14, exiting surface
2, leg 21, support portion
22, hook portion 23, end
3, aluminium base 31, screens groove
4, pedestal 5, pin
6, LED 7, support column
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
As shown in Figure 1 and Figure 2, be an embodiment provided by the invention, a kind of lighting device, comprises aluminium base 3, is fixed on the LED 6 on aluminium base 3 and is sleeved in LED 6 and the lens 1 be fixed on aluminium base 3.LED 6 is electrically connected with aluminium base 3, concrete, as shown in Figure 1, aluminium base 3 is provided with columned pedestal 4, LED 6 is fixed on pedestal 4, two pins 5 of LED 6 stretch out from symmetry the side face of pedestal 4, and this pin 5 is the positive and negative pin of LED 6, and two outward extending pins 5 are all electrically connected with aluminium base 3.As shown in Figure 1, lens 1 comprise diffuser 10, stretching out support column 7 fixing along the end face 12 of diffuser 10 and stretch out along end face 12 is fixed with at least two legs 2.As shown in Figure 3, Figure 4, in the middle part of diffuser 10, be provided with the incidence surface 13 of depression, formed one can accommodating LED 6 enter optical cavity 11.As shown in Figure 1, support column 7 end abutment and apply pressure to a side of aluminium base 3; On aluminium base 3, depression is provided with the screens groove 31 suitable with leg 2.As shown in Figure 3, Figure 4, leg 2 comprises and is fixed on support portion 21 on end face 12 and the hook portion 22 affixed with support portion 21, and support portion 21 is through screens groove 31 and be hooked on the another side of aluminium base 3 by hook portion 22.Prop up aluminium base 3 by support column 7, meanwhile, leg 2 applies one by hook portion 22 and realizes the fixed installation of lens 1 and aluminium base 3 with support column 7 direction opposite effect power.
After leg 2 snaps in screens groove 31, be hooked on aluminium base 3 by hook portion 22, in order to strengthen the steadiness that hook portion 22 coordinates with aluminium base 3, as shown in Figure 4, support portion 21 is arranged in angle a with end face 12, the scope of this angle a is 90 °-92.5 °, and support portion 21 can give aluminium base 3 certain holding power in screens groove 31 medium dip setting, thus leg 2 can closely be fastened in screens groove 31.
Preferably, support portion 21 is 90 °, 92 ° or 92.5 ° with the angle a of end face 12.
On the basis of technique scheme, further, under industrial environment, there is sustained vibration, there will not be when being hooked on aluminium base 3 to make hook portion 22 come off, landing phenomenon, as shown in Figure 5, hook portion 22 is 95 °-112 ° with the scope of the angle b of support portion 21.
Preferably, the angle b between hook portion 22 and support portion 21 is 95 ° or 102 °.
Leg 2 suitable external force of need exerting pressure just can snap in screens groove 31, and the installation and removal for the ease of leg 2 operate, and preferably, as shown in Figure 1, the shape of screens groove 31 is semicircle.
Further, leg 2 is in the process snapping in screens groove 31, and end 23 and the screens groove 31 of leg 2 can produce certain deformation, and for the ease of the installation of leg 2, as shown in Figure 4, the polyhedral of rule is arranged in the end 23 of leg 2.Understandable, smooth sphere also can be arranged in end 23, to reduce friction.
Understandable, leg 2 can also be arranged to other shapes, such as: support portion 21 and hook portion 22 entirety are in other shapes such as the font of falling T or L shape.
Concrete, as shown in Figure 3, Figure 4, the quantity of leg 2 is two, and in order to strengthen stability, two legs 2 are in 180 ° of settings; The quantity of support column 7 is four, and four support columns 7 are uniformly distributed.Understandable, the quantity of leg 2 is not limited to two, also can be two or more; The quantity of support column 7 is also not limited to four, can be more than four.
On the basis of technique scheme, in order to reach good light distribution effect, as shown in Figure 3, Figure 4, incidence surface 13 is arranged to ellipsoid, that is: enter optical cavity 11 for semiellipsoid, because the major axis of ellipsoid is different from minor axis, LED 6 is built in optical cavity 11, the bright dipping of greater angle can be realized at the long axis direction of ellipsoid, eliminate illumination dead angle.Preferably, LED 6 is positioned at the center into optical cavity.
Further, the curve form of incidence surface 13 can affect luminous intensity distribution scope and the illumination brightness of LED, in order to strengthen light distribution effect, along incidence surface 13 center to edge, and the radius of curvature consecutive variations of incidence surface 13.
Preferably, in order to strengthen LED intensity of illumination, reduce light loss, the scope of the radius of curvature of this incidence surface 13 is 5.5mm-6.35mm.
Same, the radius of curvature of the exiting surface 14 of diffuser 10 also can affect the light distribution effect of LED, concrete, if shown in 4, the exiting surface 14 of diffuser 10 in half ellipsoidal surface, along the center of exiting surface 14 to edge, the radius of curvature consecutive variations of exiting surface 14.
In order to increase rising angle, preferably, the scope of the radius of curvature of exiting surface 14 is 6.5mm-9.75mm.
The shape of diffuser 10 can affect lighting effect equally, and in order to suitable with the LED 6 shown in Fig. 1, as Figure 1-Figure 4, the exiting surface 14 of diffuser 10 is in half ellipsoidal surface, and the major axis of exiting surface 14 is 1.5-2 with the ratio of minor axis.The exiting surface 14 of semielliptical shape can expand lighting angle, strengthens light distribution effect; Meanwhile, the diffuser 10 of this shape can cover the pin 5 of pedestal 4 both sides preferably, avoids pin 5 to be short-circuited, eliminates safe hidden trouble.
In order to strengthen LED intensity of illumination, reduce light loss, preferably, the ellipsoid major axis of the exiting surface 14 of diffuser 10 is 1.5 with the ratio of minor axis.
On the basis of technique scheme, what be projected to diffuser 10 to make more LED light lines enters in optical cavity 11, effectively changes the light angle projected on the end face 12 of diffuser 10, this end face 12 can be coated with frosted layer, or depression arranges texture.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned detailed description of the invention; above-mentioned detailed description of the invention is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, also can make a lot of form, these all belong within protection of the present invention.
Claims (5)
1. a lighting device, comprise aluminium base (3), be fixed on the LED (6) on described aluminium base (3) and be sleeved on described LED (6) and go up and the lens (1) be fixed on described aluminium base (3), described LED (6) is electrically connected with described aluminium base (3) by two outward extending pin (5), it is characterized in that:
Described lens (1) comprise diffuser (10), stretching out support column (7) fixing along the end face (12) of described diffuser (10) and stretch out along described end face (12) is fixed with at least two legs (2); Described diffuser (10) middle part is provided with the incidence surface (13) of depression, formed one can accommodating described LED (6) enter optical cavity (11);
Described incidence surface (13) is ellipsoid, along the center of described incidence surface (13) to edge, the radius of curvature consecutive variations of described incidence surface (13), the scope of the radius of curvature of described incidence surface (13) is 5.5mm-6.35mm;
Described diffuser (10) also comprises the exiting surface (14) of an ellipsoid, along the center of described exiting surface (14) to edge, the radius of curvature consecutive variations of described exiting surface (14), the scope of the radius of curvature of described exiting surface (14) is 6.5mm-9.75mm;
The end abutment of described support column (7) is in a side of described aluminium base (3); The upper depression of described aluminium base (3) is provided with the screens groove (31) suitable with described leg (2), described leg (2) comprises and is fixed on support portion (21) on described end face (12) and the hook portion (22) affixed with described support portion (21), and described support portion (21) are through described screens groove (31) and be hooked on the another side of described aluminium base (3) by described hook portion (22);
Described hook portion (22) and described support portion (21) are arranged in 95 ° of-112 ° of angles; Described leg (2) also comprises the end (23) that deformation occurs with described screens groove (31), polyhedral or the smooth sphere of rule are arranged in described end (23), and the shape of described screens groove (31) is semicircle.
2. lighting device according to claim 1, is characterized in that, described support portion (21) and described end face (12) are arranged in 90 ° of-92.5 ° of angles.
3. the lighting device according to any one of claim 1-2, is characterized in that, the quantity of described leg (2) is two, and two described legs (2) are in 180 ° of settings; The quantity of described support column (7) is four, and four described support columns (7) are uniformly distributed.
4. lighting device according to claim 1, is characterized in that, the major axis of described exiting surface (14) is 1.5-2 with the ratio of minor axis.
5. lighting device according to claim 1, is characterized in that, the end face (12) of described diffuser (10) is coated with frosted layer, or depression is provided with texture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110070896.7A CN102691895B (en) | 2011-03-23 | 2011-03-23 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110070896.7A CN102691895B (en) | 2011-03-23 | 2011-03-23 | Lighting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102691895A CN102691895A (en) | 2012-09-26 |
| CN102691895B true CN102691895B (en) | 2014-12-31 |
Family
ID=46857533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110070896.7A Expired - Fee Related CN102691895B (en) | 2011-03-23 | 2011-03-23 | Lighting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102691895B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224810A (en) * | 2016-08-16 | 2016-12-14 | 江苏绿扬光伏科技有限公司 | Folding solar illuminator |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI485890B (en) * | 2012-10-31 | 2015-05-21 | Lextar Electronics Corp | Illumination appararus |
| JP6396035B2 (en) * | 2014-02-27 | 2018-09-26 | 三菱電機株式会社 | Translucent cover and lighting fixture |
| CN105465626A (en) * | 2015-12-31 | 2016-04-06 | 漳州立达信灯具有限公司 | Led lamp |
| CN111486390A (en) * | 2019-10-28 | 2020-08-04 | 深圳市海洋王照明工程有限公司 | L ED projector |
| CN112664848A (en) * | 2020-12-23 | 2021-04-16 | 盐城桉恒光电科技有限公司 | Lens for outdoor lamp |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007038786A1 (en) * | 2007-08-06 | 2009-02-12 | Automotive Lighting Reutlingen Gmbh | Accessory lens for semiconductor light source-vehicle light, has lens body and/or base plate made as injection-molding parts of different materials and formed in sections for mutual attachment around plate and/or body in injected manner |
| DE102007038787A1 (en) * | 2007-08-06 | 2009-02-12 | Automotive Lighting Reutlingen Gmbh | Lamp module for semiconductor light sources-lamps for vehicle, has cooling body, with carrier part, which is arranged on cooling body and supports semiconductor light source |
| DE202010005658U1 (en) * | 2010-06-16 | 2010-11-04 | Ping-He Technologies Co., Ltd. | LED lamp module |
| CN201661894U (en) * | 2010-01-28 | 2010-12-01 | 鼎尉科技有限公司 | Convenient-assembled lighting device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936462A (en) * | 2009-06-30 | 2011-01-05 | 富准精密工业(深圳)有限公司 | Light emitting diode module |
| CN101968166B (en) * | 2009-07-27 | 2013-09-25 | 富准精密工业(深圳)有限公司 | Light emitting diode module |
-
2011
- 2011-03-23 CN CN201110070896.7A patent/CN102691895B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007038786A1 (en) * | 2007-08-06 | 2009-02-12 | Automotive Lighting Reutlingen Gmbh | Accessory lens for semiconductor light source-vehicle light, has lens body and/or base plate made as injection-molding parts of different materials and formed in sections for mutual attachment around plate and/or body in injected manner |
| DE102007038787A1 (en) * | 2007-08-06 | 2009-02-12 | Automotive Lighting Reutlingen Gmbh | Lamp module for semiconductor light sources-lamps for vehicle, has cooling body, with carrier part, which is arranged on cooling body and supports semiconductor light source |
| CN201661894U (en) * | 2010-01-28 | 2010-12-01 | 鼎尉科技有限公司 | Convenient-assembled lighting device |
| DE202010005658U1 (en) * | 2010-06-16 | 2010-11-04 | Ping-He Technologies Co., Ltd. | LED lamp module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224810A (en) * | 2016-08-16 | 2016-12-14 | 江苏绿扬光伏科技有限公司 | Folding solar illuminator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102691895A (en) | 2012-09-26 |
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Granted publication date: 20141231 Termination date: 20190323 |
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