CN203533236U - Ultra-thin LED lamp - Google Patents
Ultra-thin LED lamp Download PDFInfo
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- CN203533236U CN203533236U CN201320322163.2U CN201320322163U CN203533236U CN 203533236 U CN203533236 U CN 203533236U CN 201320322163 U CN201320322163 U CN 201320322163U CN 203533236 U CN203533236 U CN 203533236U
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- light fixture
- heat radiation
- led light
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Abstract
The utility model discloses an ultra-thin LED lamp and is characterized in that the ultra-thin LED lamp comprises a thermal dissipation lamp body equipped with a light emission face, a rear cover plate connected and matched with the thermal dissipation lamp body and a diffusion plate, a soft LED baseboard and a light guide plate which are disposed in sequence from bottom to top between the thermal dissipation lamp body and the rear cover plate, wherein LED lamp beads are uniformly distributed on periphery of the soft LED baseboard, the front face of the light guide plate is a highlight mirror face, the reverse face thereof comprises scraggly grids and the sectional distance of a scraggly face is from 0.05 mm to 0.3 mm. The product in the utility model is low in cost, few in materials and simple in production and assembly; one material, namely the light guide plate can complete various reflection effects of light rays and reach multiple requirements of light distribution; LED light rays are fully used and loss of the light rays is decreased to the minimum; and the whole product is light to realize miniaturization.
Description
Technical field
The utility model relates to lighting technical field, relates to more specifically a kind of LED light fixture.
Background technology
Luminaire efficiency refers to the ratio of the luminous flux measurement value sum that in light flux values that the light fixture that records under rated condition is launched and light fixture, all light sources send.In order to improve existing LED Luminaire efficiency, improve radiating effect, the mode that those skilled in the art adopt as number of patent application be 201120020531.9, utility model name is called a kind of Ultrathin flat plate-type LED light fixture, comprise bonnet, LED light source, power supply and panel, it is characterized in that, described panel is mainly by face frame, diffuser plate and dust excluding plate combine, face frame is by outer moulding, interior moulding and fixed block thereof form removable thin layer framework, in framework, by interior moulding, be separated into a plurality of installation windows, diffuser plate and dust excluding plate are separately positioned on corresponding installation window with removably, bonnet has cavity, and thinner thickness, installation window on the corresponding panel of cavity is a plurality of installation cavitys by baffle for separating, in the bonnet installation cavity of the diffuser plate position on corresponding panel, be provided with LED light source, panel setting-in enters bonnet and is placed in the top of cavity, this kind of plate type LED light fixture, by adopting COB light source module, and coordinates the large area of its bottom to dispel the heat, and can obviously improve radiating effect.And for example Chinese Patent Application No. is CN201220004692.3, utility model name is called a kind of ultra-thin LED lamp lamps structure, and the lamp body being comprised of more than one flat board, during a plurality of flat sheet combination, by link support, separate fixing, to be separated out more than one airspace or air vent.And diode installed lamp pearl, to solve current light emitting diode (LED lamp) because heat radiation is bulky, and cause, from lamp socket to light-emitting area, there is the larger problem apart from dark space.Obviously above two patent structures be all the radiating efficiency that how to improve LED lamp be starting point, in conjunction with LED Luminaire efficiency, its structure is not improved, thereby caused light fixture light decay serious, uneven illumination is even, easily produce shadow, the luminous intensity distribution bad phenomenon such as black circle.
Summary of the invention
The purpose of this utility model is exactly provide in order to solve the deficiency of prior art a kind of simple in structure, and light efficiency is good, effectively improves light fixture reflecting rate and solves the ultra thin LED light fixture of the effect of dazzle.
The utility model is to adopt following technical solution to realize above-mentioned purpose: a kind of ultra thin LED light fixture, it is characterized in that, it comprises the heat radiation body that is provided with exiting surface, be connected the back shroud coordinating with heat radiation body and be arranged on heat radiation body and back shroud between the diffuser plate setting gradually from top to bottom, flexible LED substrate, LGP, even cloth LED lamp pearl on the circumference of flexible LED substrate, the front of LGP is high light microscopic face, its reverse side is scraggly grid, the poor 0.05-0.3mm of its male and female face section, play from LGP side and collect LED light, diffuse reflection on male and female face, single male and female face makes light evenly righting reflex and diffuse reflection mixed reflection within the scope of demand luminous intensity distribution, thereby make light effectively reflex to front, whole reticulate pattern forms the set of reflection ray, thereby complete reflecting effect.
As further illustrating of such scheme, the top of described LGP is provided with reflective sheeting or reflector.
Described reflective sheeting is that thickness is the PET paper of 0.1-0.3 mm, can be effectively by a small amount of light overflowing through the leaded light paper back side, all after the positive reflection of reflective sheeting, its light being reflected back toward is whole through LGP again, collect with the light of its light reflection absorbing from the side, through the final bright dipping of diffuser plate, reach the effect of illumination.
On the male and fomale(M&F) of described LGP, be suppressed with ultra-thin mirror facet reflective film, its thickness is 0.05-0.2mm, by this design, LGP just can complete the effect function of whole light distributing system, comprises abundant being drawn in LGP of light that relies on the extinction of side, edge that LED lamp is sent; Small part light can be crossed the scraggly grid in the LGP back side and realize to the diffuse reflection of penetrating light above; The light being overflowed by minute quantity in diffuse reflection is through the ultra-thin mirror facet reflective film at the LGP back side, again, by after the diffuse reflection of light forward, from forward, through diffuser plate bright dipping, reach splendid illuminating effect, the light that raising LED sends the most effectively utilizes, and light losing is reduced to minimum.
Described LED aluminium base is provided with the pad of welding LED lamp pearl, the width of pad is 2-3mm, length is 1.2-1.5mm, spacing between its each pad is 2-3mm, on circumference, evenly cloth pad 30-35 is individual altogether, and such luminous intensity distribution design, makes the light irradiating out be all nicely rounded shaped laser spots, do not have the luminous intensity distribution bad phenomenon such as shadow, black circle.
It is injection molded that described LGP adopts light transmittance to reach 92% PC plastic rubber material, and its positive flatness is below 0.001mm.
Described flexible LED substrate is for adopting the more than 4.0 soft aluminium base of thermal conductivity factor.
Described diffuser plate adopts the PMMA plastic plate that thickness is 1-3mm, and its front is high light microscopic face, and the back side is frosted reticulate pattern, and this treatment effect be can't see its inner lamp pearl, and the light irradiating is out more evenly soft, and its light transmittance reaches more than 92%.
Described heat radiation body is ringwise ADC12 die casting aluminium lamp body, heat radiation body be circumferentially evenly distributed with fin cooling mechanism, fin cooling mechanism integral body is worm gear flaabellum shape; The fin thickness of fin cooling mechanism is 1-1.5mm, can be effectively by the heat absorption on LED aluminium base to the lamp body of radiator, adjacent fin spacing is 3-5mm, can not make like this heat infall gather, cause cold air from lower and under take away the relative minimizing of heat, reach the object of abundant efficiently radiates heat; Ringwise, fin cooling mechanism is arranged on the annular surface of heat radiation body to the integral body of heat radiation body, and the inner side of fin cooling mechanism is provided with the flange of supporting diffusion plate.
The outer rim of described back shroud is circumferentially distributed with two or more recess along it, is provided with mutually correspondingly to projection with described recess in the fin cooling mechanism of heat radiation body, and the top of projection is provided with two symmetrical aduncate bending rod members.
The beneficial effect that the utility model adopts above-mentioned technical solution to reach is:
1, the utility model adopts flexible LED substrate in conjunction with the leaded light mode of LGP, and lamp is luminous from the side, and on LGP surface, light enters optically thinner medium from optically denser medium, and total reflection occurs when incidence angle is greater than zero angle, boundary; Light is transmitted in LGP, then by scraggly grid, change the direction of reflective surface, thereby make light appear LGP surface, through diffuser plate uniformly light-emitting, effectively improve the effect of light fixture reflecting rate and solution dazzle.
2, the utility model adopts the front of LGP to be set to high light microscopic face, reverse side is scraggly grid, play from LGP side and collect LED light, diffuse reflection on male and female face, single male and female face makes evenly mixed reflection (righting reflex, diffuse reflection) within the scope of demand luminous intensity distribution of light, thereby make light effectively reflex to front, whole reticulate pattern forms the set of reflection ray, thereby completes reflecting effect.
3, LED aluminium base of the present utility model is with 32 of the even cloth lamp of the spacing numbers of 3.0mm on its circumference, and through luminous intensity distribution design, the light irradiating is out all nicely rounded shaped laser spots, does not have the luminous intensity distribution bad phenomenon such as shadow, black circle.
4, the utility model is uniformly distributed the fin of worm gear flaabellum shape in heat radiation body surrounding, can be effectively by the heat absorption on LED aluminium base to the lamp body of radiator, adjacent fin spacing is 4.0mm, can not make like this heat infall gather, cause cold air from lower and under take away the relative minimizing of heat, reach the object of abundant efficiently radiates heat.
5, diffuser plate of the present utility model adopts the material of the PMMA high transmission rate that thickness is 2.0mm, and its front is high light microscopic face, and the back side is frosted reticulate pattern, this treatment effect, can't see its inner lamp pearl, the light irradiating is out more evenly soft, and its light transmittance can reach 92% left and right.
6, the utility model arranges reflective sheeting or directly at the LGP back side, suppresses ultra-thin mirror facet reflective film at the back side of LGP, can be effectively by a small amount of light overflowing through the LGP back side, all after the positive reflection of reflective sheeting, its light being reflected back toward is whole through LGP again, collect with the light of its light reflection absorbing from the side, through the final bright dipping of diffuser plate, reach the effect of illumination, the light that raising LED sends the most effectively utilizes, and light losing is reduced to minimum.
7, the utility model adopts above-described structure, and product cost is low, and material is used less, produces assembling simply; Material of LGP can complete the multiple reflex of light, reaches the multiple requirement of luminous intensity distribution; And LED light is made full use of, it is minimum that light losing reduces to; Whole product weight is light, reaches the object of miniaturization; Product can be realized production, and production equipment and production technology can realize, and product rejection rate is minimum.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is exploded view of the present utility model;
Fig. 4 is flexible LED board structure schematic diagram of the present utility model;
Fig. 5 is heat radiating lamp body structure schematic diagram of the present utility model.
Description of reference numerals: 1, the fixing jump ring of heat radiation body 1-1, fin cooling mechanism 1-11, fin 1-2, flange 1-3, projection 1-4, bending rod member 2, back shroud 2-1, recess 3, diffuser plate 4, flexible LED substrate 4-1, pad 5, LGP 6, reflective sheeting 7, ceiling.
The specific embodiment
Below in conjunction with specific embodiment, the technical solution of the utility model is described in further detail.
As shown in Figure 1, a kind of ultra thin LED light fixture of the utility model, it comprises the heat radiation body 1 that is provided with exiting surface, be connected the back shroud 2 coordinating with heat radiation body 1 and be arranged on heat radiation body 1 and back shroud 2 between the diffuser plate setting gradually from top to bottom 3, flexible LED substrate 4, LGP 5, reflective sheeting 6, even cloth LED lamp pearl on the circumference of flexible LED substrate 4, the front of LGP 5 is high light microscopic face, its reverse side is scraggly grid, the poor 0.1mm of its male and female face section, play from LGP 5 sides and collect LED light, diffuse reflection on male and female face, single male and female face makes light evenly righting reflex and diffuse reflection mixed reflection within the scope of demand luminous intensity distribution, thereby make light effectively reflex to front, whole reticulate pattern forms the set of reflection ray, thereby complete reflecting effect.The sidepiece of heat radiation body is provided with fixedly jump ring 7 of two or more ceilings.It is injection molded that LGP 5 adopts light transmittances to reach 92% PC plastic rubber material, and its positive flatness is below 0.001mm.Described reflective sheeting 6 adopts the milky PET material that thickness is 0.2mm, can be effectively by a small amount of light overflowing through the leaded light paper back side, all after the positive reflection of reflective sheeting, its light being reflected back toward is whole through LGP again, collect with the light of its light reflection absorbing from the side, through the final bright dipping of diffuser plate, reach the effect of illumination.
Diffuser plate 3 adopts the PMMA plastics that thickness is 2mm, and its front is high light microscopic face, and the back side is frosted reticulate pattern, and this treatment effect be can't see its inner lamp pearl, and the light irradiating is out more evenly soft, and its light transmittance reaches more than 92%.
The outer rim of back shroud is circumferentially distributed with two or more recess 2-1 along it, in the fin cooling mechanism of heat radiation body, be provided with mutually corresponding to projection 1-3 with described recess, the top of projection 1-3 is provided with two symmetrical aduncate bending rod member 1-4, make to form rectangular through-hole between two bending rod members, for the edge of clamping back shroud.In the present embodiment, recess and projection are arc, when back shroud coordinates with heat radiation body assembling, by the mutual clamping of projection and recess, can locate fast, enhance productivity.
Embodiment 2
The difference of the present embodiment and described embodiment is, cancels reflective sheeting, and the male and fomale(M&F) of LGP is suppressed with ultra-thin mirror facet reflective film, and its thickness is 0.1mm.By this production Technology, LGP just can complete the effect function of whole light distributing system, comprises abundant being drawn in LGP of light that relies on the extinction of side, edge that LED lamp is sent; Small part light can be crossed the scraggly grid in the LGP back side and realize to the diffuse reflection of penetrating light above; The light being overflowed by minute quantity in diffuse reflection is through the ultra-thin mirror facet reflective film at the LGP back side, again, by after the diffuse reflection of light forward, from forward, through diffuser plate bright dipping, reach splendid illuminating effect, the light that raising LED sends the most effectively utilizes, and light losing is reduced to minimum.
Above-described is only preferred embodiment of the present utility model; it should be pointed out that for the person of ordinary skill of the art, do not departing under the prerequisite of the utility model creation design; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (1)
1. a ultra thin LED light fixture, it is characterized in that, it comprise be provided with the heat radiation body of exiting surface, be connected the back shroud coordinating with heat radiation body and be arranged on heat radiation body and back shroud between the diffuser plate setting gradually from top to bottom, flexible LED substrate, LGP, even cloth LED lamp pearl on the circumference of flexible LED substrate.
2
.a kind of ultra thin LED light fixture according to claim 1, is characterized in that, the front of described LGP is high light microscopic face, and its reverse side is scraggly grid, the poor 0.05-0.3mm of its male and female face section.
3
.a kind of ultra thin LED light fixture according to claim 1, is characterized in that, the top of described LGP is provided with reflective sheeting or reflector.
4
.a kind of ultra thin LED light fixture according to claim 3, is characterized in that, described reflective sheeting is that thickness is the PET paper of 0.1-0.3 mm.
5
.a kind of ultra thin LED light fixture according to claim 2, is characterized in that, is suppressed with ultra-thin mirror facet reflective film on the male and fomale(M&F) of described LGP, and its thickness is 0.05-0.2mm.
6
.a kind of ultra thin LED light fixture according to claim 1, is characterized in that, described flexible LED substrate is provided with the pad of welding LED lamp pearl, the width of pad is 2-3mm, length is 1.2-1.5mm, and the spacing between its each pad is 2-3mm, and on circumference, evenly cloth pad 30-35 is individual altogether.
7
.a kind of ultra thin LED light fixture according to claim 1 and 2, is characterized in that, described LGP is PC plastic cement flitch, and its positive flatness is below 0.001mm.
8
.a kind of ultra thin LED light fixture according to claim 1 and 2, is characterized in that, described flexible LED substrate is for adopting the more than 4.0 soft aluminium base of thermal conductivity factor.
9
.a kind of ultra thin LED light fixture according to claim 1 and 2, is characterized in that, described diffuser plate adopts the PMMA plastic plate that thickness is 1-3mm, and its front is high light microscopic face, and the back side is frosted reticulate pattern.
10
.a kind of ultra thin LED light fixture according to claim 1 and 2, is characterized in that, described heat radiation body is ringwise ADC12 die casting aluminium lamp body, heat radiation body be circumferentially evenly distributed with fin cooling mechanism, fin cooling mechanism integral body is worm gear flaabellum shape; The fin thickness of fin cooling mechanism is 1-1.5mm, and adjacent fin spacing is 3-5mm; Ringwise, fin cooling mechanism is arranged on the annular surface of heat radiation body to the integral body of heat radiation body, and the inner side of fin cooling mechanism is provided with the flange of supporting diffusion plate; The outer rim of back shroud is circumferentially distributed with two or more recess along it, in the fin cooling mechanism of heat radiation body, be provided with the projection mutual corresponding with described recess, the top of projection is provided with two symmetrical aduncate bending rod members, between two bending rod members, forms rectangular through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320322163.2U CN203533236U (en) | 2013-06-05 | 2013-06-05 | Ultra-thin LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320322163.2U CN203533236U (en) | 2013-06-05 | 2013-06-05 | Ultra-thin LED lamp |
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| Publication Number | Publication Date |
|---|---|
| CN203533236U true CN203533236U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320322163.2U Expired - Fee Related CN203533236U (en) | 2013-06-05 | 2013-06-05 | Ultra-thin LED lamp |
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| Country | Link |
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| CN (1) | CN203533236U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329616A (en) * | 2014-10-15 | 2015-02-04 | 黄志斌 | Panel lamp |
| CN109764270A (en) * | 2019-02-22 | 2019-05-17 | 江苏达伦电子股份有限公司 | A kind of double light source illuminating apparatus and desk lamp |
| CN114648945A (en) * | 2021-03-29 | 2022-06-21 | 武汉奕呈科技有限公司 | LED display unit with high contrast and high color restoration |
-
2013
- 2013-06-05 CN CN201320322163.2U patent/CN203533236U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329616A (en) * | 2014-10-15 | 2015-02-04 | 黄志斌 | Panel lamp |
| CN109764270A (en) * | 2019-02-22 | 2019-05-17 | 江苏达伦电子股份有限公司 | A kind of double light source illuminating apparatus and desk lamp |
| CN114648945A (en) * | 2021-03-29 | 2022-06-21 | 武汉奕呈科技有限公司 | LED display unit with high contrast and high color restoration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20160605 |