CN103712178A - Illumination device - Google Patents
Illumination device Download PDFInfo
- Publication number
- CN103712178A CN103712178A CN201410031395.1A CN201410031395A CN103712178A CN 103712178 A CN103712178 A CN 103712178A CN 201410031395 A CN201410031395 A CN 201410031395A CN 103712178 A CN103712178 A CN 103712178A
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- Prior art keywords
- led lamp
- lighting device
- lgp
- framework
- plate
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- 238000005286 illumination Methods 0.000 title abstract 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 27
- 230000005855 radiation Effects 0.000 claims abstract description 27
- 239000004411 aluminium Substances 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 8
- 239000012634 fragment Substances 0.000 claims description 6
- 230000010339 dilation Effects 0.000 abstract 1
- 239000004065 semiconductor Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 201000009310 astigmatism Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention relates to an illumination device. The illumination device comprises a framework, a light guide board arranged inside the framework, an LED (Light-Emitting Diode) lamp laterally arranged between the framework and the light guide board, an LED lamp strip for mounting the LED lamp, and a reflection sheet arranged above the light guide board, wherein at least two clamping and fixing holes are formed in the light guide board; the clamping and fixing holes are close to the LED lamp; the illumination device further comprises heat radiation aluminum arranged inside the framework; the LED lamp strip is fixedly arranged on the heat radiation aluminum; bulges extending into the clamping and fixing holes are arranged on the heat radiation aluminum. According to the illumination device provided by the invention, the clamping and fixing holes are formed in the light guide board and the bulges extending into the clamping and fixing holes are arranged on the heat radiation aluminum, so that a distance between the light guide board and the LED lamp is stabilized. Therefore, a heat conduction board is prevented from being molten or the LED lamp is damaged by ejecting due to that the light guide board presses the LED lamp due to thermal dilation.
Description
Technical field
The present invention relates to a kind of lighting device.
Background technology
LED(Light Emitting Diode, light emitting diode) be a kind of semiconductor devices that can be visible ray by electric energy conversion.LED lighting device is a kind of semiconductor solid luminescence device.It is to utilize solid semiconductor chip LED as luminescent material, in semiconductor, by carrier, occurs compoundly to emit superfluous energy and cause photo emissions, directly sends red, yellow, blue, green, blue or green, orange, purple, white light.Lighting device is the new industry growing up in recent years, and it only needs the electric current of performance just can excite the quite high light of brightness.
Current lighting device comprises framework, be arranged on LGP in framework, laterally disposed LED lamp between framework and LGP, in order to the LED lamp bar of mounted LED lamp, the reflector plate that is arranged on LGP above and below and diffuser plate and in order to the radiation aluminium of fixed L ED lamp bar, between LED lamp and LGP, there is certain interval.But there are the following problems for existing lighting device, in use for some time, LGP can expand because of heating, thereby cause the gap between LED lamp and LGP unstable, easily there is LGP and withstand LED lamp after heating is expanded, and then cause LGP fusing, even push up bad LED lamp.
In view of this, be necessary existing lighting device to be improved to address the above problem.
Summary of the invention
The object of the present invention is to provide a kind of lighting device, it can prevent that LGP from pushing LED lamp and cause heat-conducting plate fusing or push up bad LED lamp because heat rises.
For realizing aforementioned object, the present invention adopts following technical scheme: a kind of lighting device, comprise framework, be arranged on the LGP in described framework, laterally disposed LED lamp between described framework and LGP, in order to the LED lamp bar of mounted LED lamp and be arranged on the reflector plate of described LGP top and be arranged on the diffuser plate of described LGP below, on described LGP, offer at least two clamping holes, described clamping hole is near LED lamp, described lighting device also comprises the radiation aluminium being arranged in described framework, described LED lamp bar is fixed on described radiation aluminium, described radiation aluminium is provided with the projection that protrudes into described clamping hole.
As a further improvement on the present invention, the center line of described clamping hole is perpendicular to the installation direction of described LED lamp.
As a further improvement on the present invention, described clamping hole comprises two pairs, forms respectively from the front and back of LGP side indent.
As a further improvement on the present invention, on described fin, corresponding described clamping hole is provided with through hole, and described projection passes described through hole to coordinate with described clamping hole.
As a further improvement on the present invention, described radiation aluminium comprises the location-plate that is arranged on described reflector plate top, and described projection forms from the downward projection of described location-plate.
As a further improvement on the present invention, described radiation aluminium also comprises the outer side edges installing plate that bending extends to form from described location-plate downwards, and described LED lamp bar side direction is fixed on described installing plate.
As a further improvement on the present invention, described LED lamp bar is fixed on the inner side of described installation portion.
As a further improvement on the present invention, described lighting device also comprises the elastic component that is arranged on described LED lamp bar outside, cushion space is provided on the installation direction at LED lamp LED lamp bar.
As a further improvement on the present invention, described elastic component is C type shell fragment.
As a further improvement on the present invention, described elastic component is clamped between described framework and radiation aluminium.
The invention has the beneficial effects as follows: lighting device of the present invention by offering clamping hole on LGP, the projection that protrudes into clamping hole is set on radiation aluminium, thereby stablize the distance of LGP and LED lamp, prevent that LGP from pushing LED lamp and cause heat-conducting plate fusing or push up bad LED lamp because heat rises.
Accompanying drawing explanation
Fig. 1 is the structural representation of lighting device in the specific embodiment of the invention.
Fig. 2 is the exploded view of the lighting device of Fig. 1.
Fig. 3 is the enlarged drawing of circle A in Fig. 1.
Fig. 4 is the structural representation of front frame in Fig. 1.
Fig. 5 is the enlarged drawing of circle B in Fig. 4.
Fig. 6 is the structural representation of after-frame in Fig. 1.
Fig. 7 is the enlarged drawing of circle C in Fig. 6.
Fig. 8 is the enlarged drawing of circle D in Fig. 2.
Fig. 9 is the cutaway view of the lighting device of Fig. 1.
Figure 10 is the enlarged drawing of circle E in Fig. 9.
Figure 11 is the assembly drawing of part-structure of the lighting device of Fig. 1.
Figure 12 is the enlarged drawing of circle F in Figure 11.
The specific embodiment
Refer to Fig. 1 to Fig. 3, lighting device 100 display unit for equipment such as light fixture, TVs in one embodiment of the invention.Described lighting device 100 comprises framework 1, be arranged on LGP 2 in described framework 1, laterally disposed some LED lamps 3 between described framework 1 and LGP 2, in order to the LED lamp bar 4 of mounted LED lamp 3, the reflector plate 5, the relative reflector plate 5 that are arranged on above described LGP 2, be arranged on the diffuser plate 6 below LGP 2 and be arranged on the radiation aluminium 7 in described framework 1.The thickness of described lighting device 100 is 4.2mm.
Refer to Fig. 1 and Fig. 4 and Fig. 5, described framework 1 comprises front frame 11 and the after-frame 12 being oppositely arranged and by front frame 11 and after-frame 12, is enclosed the installation cavity (not label) forming.The Second Edge frame 112 that the first side frame 111 being oppositely arranged before and after described front frame 11 comprises and left and right are oppositely arranged.Described first side frame 111 comprises horizontally disposed the first collet 113 and along the outward flange of the first collet 113, extends upward the first vertical portion 114 of formation.Described Second Edge frame 112 comprises horizontally disposed the second collet 115 and along the outward flange of the second collet 115, extends upward the second vertical portion 116 of formation.Described the first collet 113 and the second collet 115 are in the same plane.Between described the first collet 113 and the second collet 115, form the astigmatism mouth 118 of a rectangle.The top of described the second vertical portion 116 stretches out the top of the first vertical portion 114.The both sides of described the first vertical portion 114 have the changeover portion concordant with the top of described the second vertical portion 116 117.In the present embodiment, described front frame 11 is one-body molded.
Refer to Fig. 6 and Fig. 7, described after-frame 12 comprises top board 121, be arranged on the first department of assembly 122 of described top board 121 both sides, front and back and be arranged on the second department of assembly 123 of the left and right sides of described top board 121.Described the first department of assembly 122 extends to form from the bending downwards of the front and back of described top board 121 dual-side.Described the second department of assembly 123 comprises that the limit, the left and right sides from described top board 121 extends upward the bending part 124 of formation, the extension 125 forming from the outside bending of described bending part 124 horizontal-extending and the fixing sheet 126 extending to form on the lateral of described extension 125.Described bending part 124, extension 125 and fixing sheet 126 form storage tanks 127.In the present embodiment, described after-frame 12 is one-body molded.The outside of described top board 121 is formed with the fin 128 of outside projection, and this fin 128 is cross.
Refer to Fig. 1 to Fig. 7, when above-mentioned front frame 11 and after-frame 12 assembling, the first vertical portion 114 of described front frame 11 and the second vertical portion 116 are connected and fixed by securing member (not shown) with the first department of assembly 122 and second department of assembly 123 of after-frame 12 respectively.Described LGP 2, LED lamp 3, LED lamp bar 4, reflector plate 5, diffuser plate 6 and radiation aluminium 7 are housed in installation cavity.Described reflector plate 5 abuts on the top board 121 of after-frame 12, and the first collet 113 and second collet 115 of the front frame 11 of described diffuser plate 6 support.
Refer to Fig. 2 and Fig. 8, described LGP 2 is offering two pairs of clamping holes 21 near on the position at four diagonal angles.After lighting device 100 assemblings, this clamping hole 21 arranges near LED lamp 3.This clamping hole 21 forms from the front and back of LGP 2 side 22 indents.Described clamping hole 21 runs through upper surface 23 and the lower surface 24 of LGP 2.In the present embodiment, the installation direction of the vertical and LED lamp of the center line of described clamping hole 21.Described reflector plate 5 abuts in the upper surface 23 of LGP 2, and diffuser plate 6 abuts in the lower surface 24 of LGP 2.6 pairs of described reflector plate 5 and diffuser plates offer respectively the first through hole 51 and the second through hole 61(on should the position of clamping hole 21 incorporated by reference to Figure 10).In other embodiments, the clamping hole 21 of described LGP 2 can also arrange two pairs above or arrange and only arrange two; Clamping hole 21 can also be the direct hole being extended to form towards lower surface 24 by the upper surface 23 of LGP 2.
Refer to Fig. 3, described LED lamp bar 4 has and is oppositely arranged on two of LGP 2 left and right sides.Described some LED lamps 3 are divided into two groups that are oppositely arranged and are arranged on two LED lamp bars 4.Described LED lamp 3 has towards the lamp body of LGP 2 (not label) and is fixed on the pedestal (not label) on LED lamp bar 4.Between described lamp body and LGP 2, there is certain interval.Described LED lamp bar 4 is fixed on radiation aluminium 7.
Refer to Fig. 9 and Figure 10, described radiation aluminium 7 comprises and is arranged on the location-plate 71 of described reflector plate 5 tops and from the outer side edges of described location-plate 71 installing plate 72 that bending extends to form and be formed on location-plate 71 and protrude into the projection 73 in the clamping hole 21 of LGP 2 downwards.Described location-plate 71 is arranged in the storage tank 127 of after-frame 12.Described installing plate 72 is positioned at the outside, left and right of LED lamp bar 4.LED lamp bar 4 side direction are fixed on the medial surface of installing plate 72.Described projection 73 forms from the downward projection of described location-plate 71, and the first through hole 51 that passes reflector plate 5 coordinates with the clamping hole 21 with LGP 2, and stretches in the second through hole 61 of diffuser plate 6.This lighting device by offering clamping hole 21 on LGP 2, the projection 73 that protrudes into clamping hole 21 is set on radiation aluminium 7, thereby make LGP 2 after heat rises, radiation aluminium 7 can be thereupon outside micro-moving and because LED lamp is fixed on radiation aluminium 7 by LED lamp bar 4, so, this LED lamp is outside micro-moving thereupon, and then make the gap between LED lamp and LGP 2 constant, then stablize the distance between LGP 2 and LED lamp, prevent that LGP 2 from pushing LED lamp and cause heat-conducting plate 2 fusings or push up bad LED lamp because heat rises.In the present embodiment, described radiation aluminium 7 is one-body molded.
Refer to Figure 10 to Figure 12, described lighting device also comprises the elastic component 8 that is arranged on LED lamp bar 4 outsides, cushion space is provided on the installation direction at LED lamp LED lamp bar 4.Described elastic component 8 is clamped in radiation aluminium 7 installing plates 72 and after-frame 12 fixes between sheet 126.Described elastic component 8 is C type shell fragment.Described C type shell fragment 8 comprises both ends 81, the support division between both ends 81 82 and connects the connecting portion 83 of described support division 82 and end 81.The both ends 81 of described C type shell fragment 8 support the lateral surface at installing plate 72, and the support division 82 of described C type shell fragment 8 supports the medial surface at described fixing sheet 126.Certainly, in other embodiments, described elastic component 8 can also be spring etc.; This elastic component 8 also can directly contact LED lamp bar 4, as elastic component 8 is clamped between LED lamp bar 4 and framework.By the arranged outside elastic component 8 at LED lamp bar 4; cushion space is provided on the installation direction at LED lamp LED lamp bar 4; thereby after LGP 2 heat rise; can give 4 one cushion spaces of LED lamp bar; and then protection LED lamp is not pushed and damages by LGP 2; and after LGP 2 is cooling, can make LED lamp bar 4 be returned to original state by this elastic component 8 again, make lighting device remain stable.
Although be example object, the preferred embodiment of the present invention is disclosed, but those of ordinary skill in the art will recognize, in the situation that not departing from by the disclosed scope and spirit of the present invention of appending claims, various improvement, increase and replacement are possible.
Claims (10)
1. a lighting device, comprise framework, be arranged on the LGP in described framework, laterally disposed LED lamp between described framework and LGP, in order to the LED lamp bar of mounted LED lamp and be arranged on the reflector plate of described LGP top and be arranged on the diffuser plate of described LGP below, it is characterized in that: on described LGP, offer at least two clamping holes, described clamping hole is near LED lamp, described lighting device also comprises the radiation aluminium being arranged in described framework, described LED lamp bar is fixed on described radiation aluminium, described radiation aluminium is provided with the projection that protrudes into described clamping hole.
2. lighting device according to claim 1, is characterized in that: the center line of described clamping hole is perpendicular to the installation direction of described LED lamp.
3. lighting device according to claim 2, is characterized in that: described clamping hole comprises two pairs, forms respectively from the front and back of LGP side indent.
4. lighting device according to claim 4, is characterized in that: on described fin, corresponding described clamping hole is provided with through hole, and described projection passes described through hole to coordinate with described clamping hole.
5. lighting device according to claim 4, is characterized in that: described radiation aluminium comprises the location-plate that is arranged on described reflector plate top, and described projection forms from the downward projection of described location-plate.
6. lighting device according to claim 5, is characterized in that: described radiation aluminium also comprises the outer side edges installing plate that bending extends to form from described location-plate downwards, and described LED lamp bar side direction is fixed on described installing plate.
7. lighting device according to claim 6, is characterized in that: described LED lamp bar is fixed on the inner side of described installation portion.
8. lighting device according to claim 1, is characterized in that: described lighting device also comprises the elastic component that is arranged on described LED lamp bar outside, cushion space is provided on the installation direction at LED lamp LED lamp bar.
9. lighting device according to claim 8, is characterized in that: described elastic component is C type shell fragment.
10. lighting device according to claim 9, is characterized in that: described elastic component is clamped between described framework and radiation aluminium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031395.1A CN103712178A (en) | 2014-01-23 | 2014-01-23 | Illumination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031395.1A CN103712178A (en) | 2014-01-23 | 2014-01-23 | Illumination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103712178A true CN103712178A (en) | 2014-04-09 |
Family
ID=50405367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410031395.1A Pending CN103712178A (en) | 2014-01-23 | 2014-01-23 | Illumination device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103712178A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105463720A (en) * | 2015-12-21 | 2016-04-06 | 嵊州市意海电机配件厂 | Embroidery machine |
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|---|---|---|---|---|
| CN101956938A (en) * | 2010-09-21 | 2011-01-26 | 友达光电（苏州）有限公司 | Backlight module and liquid crystal display |
| CN201803229U (en) * | 2010-07-21 | 2011-04-20 | 惠州Tcl璨宇光电有限公司 | Novel LED backlight module group |
| CN102192448A (en) * | 2010-12-30 | 2011-09-21 | 友达光电股份有限公司 | Backlight module |
| CN102734713A (en) * | 2012-07-13 | 2012-10-17 | 深圳市华星光电技术有限公司 | LED (light-emitting diode) backlight module |
| CN103438386A (en) * | 2013-04-01 | 2013-12-11 | 友达光电股份有限公司 | Light source device |
| CN203907503U (en) * | 2014-01-23 | 2014-10-29 | 苏州通亮照明科技有限公司 | Illumination device |
-
2014
- 2014-01-23 CN CN201410031395.1A patent/CN103712178A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201803229U (en) * | 2010-07-21 | 2011-04-20 | 惠州Tcl璨宇光电有限公司 | Novel LED backlight module group |
| CN101956938A (en) * | 2010-09-21 | 2011-01-26 | 友达光电（苏州）有限公司 | Backlight module and liquid crystal display |
| CN102192448A (en) * | 2010-12-30 | 2011-09-21 | 友达光电股份有限公司 | Backlight module |
| CN102734713A (en) * | 2012-07-13 | 2012-10-17 | 深圳市华星光电技术有限公司 | LED (light-emitting diode) backlight module |
| CN103438386A (en) * | 2013-04-01 | 2013-12-11 | 友达光电股份有限公司 | Light source device |
| CN203907503U (en) * | 2014-01-23 | 2014-10-29 | 苏州通亮照明科技有限公司 | Illumination device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105463720A (en) * | 2015-12-21 | 2016-04-06 | 嵊州市意海电机配件厂 | Embroidery machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Wuzhong Development District of Suzhou City, Jiangsu province 215000 Shao ang Cun Lyon Road No. 168 Applicant after: SUZHOU TONLED LIGHTING TECHNOLOGY Co.,Ltd. Address before: 215000 No. 22 South Taihu Road, Kunshan Economic Development Zone, Jiangsu, Suzhou Applicant before: SUZHOU TONLED LIGHTING TECHNOLOGY Co.,Ltd. |
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| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140409 |