CN203384676U - Novel cooling improved light-emitting diode (LED) panel light for clean room - Google Patents
Novel cooling improved light-emitting diode (LED) panel light for clean room Download PDFInfo
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- CN203384676U CN203384676U CN201320350417.1U CN201320350417U CN203384676U CN 203384676 U CN203384676 U CN 203384676U CN 201320350417 U CN201320350417 U CN 201320350417U CN 203384676 U CN203384676 U CN 203384676U
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- thermal column
- cooling
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- panel
- light
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Abstract
The utility model relates to a novel cooling improved LED panel light for a clean room. The LED panel light comprises two parallel LED light bars, a cooling element for cooling the LED light bars and a flat-box-shaped casing for accommodating the LED light bards and the cooling element. A light guide panel is arranged between the two LED light bars, the cooling element comprises two first cooling panels arranged on two sides of the light guide panel respectively, each of the LED light bars comprises a printed circuit board (PCB) and an LED light bead which is arranged on the PCB, and the PCBs and the LED light beads of the corresponding LED light bars are arranged successively on the sides of the first cooling panels, which face towards the light guide panel. The LED panel light is characterized in that the cooling element further comprises a second cooling panel which is perpendicular to the two first cooling panels and arranged on the back side of the light guide panel and on the inner side of a back panel, and cooling columns are arranged on one side of the second cooling panel, which faces towards the back panel. According to the LED panel light, a novel columnar cooling structure is arranged on the outer side of the second cooling panel, the cooling direction and the cooling angle are increased, and the cooling speed and the cooling effect are improved. The casing can be set into a sealed structure where dust cannot be accumulated easily. The LED panel light is particularly applicable to the clean room.
Description
Technical field
The utility model relates to a kind of LED light fixture, relates in particular to a kind of LED flat lamp.
Background technology
The LED lamp is as the new development trend of lighting field, has energy-efficiently, and the life-span is long, vision protection, health environment-friendly, the advantages such as the high and safety of light efficiency.The LED flat lamp has been inherited above-mentioned advantage as a kind of special LED light fixture, there is in addition thin thickness, luminous evenly soft characteristics, therefore being widely used in hotel, meeting room, factory, office, house, communal facility, school and hospital etc. needs the place energy-conservation and illumination of high-color rendering index.But the light fixture made from all LED of utilization lamp pearls is the same, and also there is certain heat dissipation problem in the LED flat lamp, and the undesirable meeting of dispelling the heat affects lamp life greatly.
Summary of the invention
The utility model has overcome the deficiencies in the prior art, and toilet's Novel LED panel lamp of improvement heat radiation a kind of simple in structure, comprehensive, multi-level is provided.
For achieving the above object, the technical solution adopted in the utility model is: a kind of toilet that improves heat radiation Novel LED panel lamp, comprise two LED lamp bars that be arranged in parallel, for the radiator of LED lamp bar heat radiation and the flat box shaped shell of accommodating described LED lamp bar and radiator, be provided with LGP between described two LED lamp bars, described radiator comprises two blocks of first heat sinks of being located at respectively the LGP both sides, described LED lamp bar comprises pcb board and is located at the LED lamp pearl on pcb board, the first heat sink sets gradually pcb board and the LED lamp pearl of corresponding LED lamp bar towards a side of LGP, it is characterized in that: described radiator also comprises perpendicular to described two the first heat sink settings, be located at second heat sink at the described LGP back side, the second heat sink is located at described backboard inboard, and the second heat sink is provided with thermal column towards a side of described backboard.
Preferably, described thermal column cross section is circular.
Preferably, described thermal column comprises the first thermal column of being located at the second heat sink center and is located at the second circumferential thermal column of the first thermal column, and the second thermal column diameter is less than the first thermal column.
Preferably, described thermal column also comprises is located at the 3rd circumferential thermal column of described whole the second thermal column, and the 3rd thermal column diameter is less than the second thermal column.
Preferably, described thermal column also comprises and is located at of described whole the 3rd thermal column peripheries plume that scatters.
Preferably, the axial length of described the first thermal column, the second thermal column and the 3rd thermal column all equates, and is greater than the plume axial length that scatters.
The utility model has solved the defect existed in the background technology, and LED flat lamp of the present utility model has the first heat sink LED lamp bar is directly dispelled the heat, and the second heat sink, to LED lamp bar auxiliary heat dissipation, increases radiating efficiency greatly.Especially the second heat sink arranged outside has novel column radiator structure, with respect to traditional sheet or tabular radiator structure, increases heat dissipation direction and angle, improves successively radiating rate and radiating effect.The multilayer thermal column that circumferentially ring-type is arranged can be set respectively on the second heat sink, by heat by middle part to the surrounding transmission, thereby quick heat radiating.The axial length of each layer of thermal column can there are differences, and to increase the temperature difference, forms air-flow, further improves heat radiation.Smooth wheel chair access pattern can be arranged in the surface of at least luminous side of flat lamp, to play the effect that prevents dirt accumulation, is more suitable for toilet and uses.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the side-looking cut-away view of preferred embodiment of the present utility model;
Fig. 2 is the difference schematic diagram of thermal column on the second heat sink in the utility model preferred embodiment;
In figure: 2, LGP, the 4, first heat sink, 6, pcb board, 8, LED lamp pearl, the 12, second heat sink, 13, reflectance coating, 14, light diffusing sheet, 16, backboard, 18, L shaped connecting plate, the 22, first thermal column, 24, the second thermal column, 26, the 3rd thermal column, d, width, 28, plume that scatters.
The specific embodiment
In conjunction with the accompanying drawings and embodiments the utility model is described in further detail now, these accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
As shown in Figure 1-2, a kind of toilet that improves heat radiation Novel LED panel lamp, comprise two LED lamp bars that be arranged in parallel, the radiator dispelled the heat for LED lamp bar and the flat box shaped shell of accommodating LED lamp bar and radiator, be provided with LGP 2 between two LED lamp bars, radiator comprises two blocks of first heat sinks 4 of being located at respectively LGP 2 both sides, LED lamp bar comprises that pcb board 6 and LED lamp pearl 8, the first heat sinks 4 of being located on pcb board 6 set gradually pcb board 6 and the LED lamp pearl 8 of corresponding LED lamp bar towards a side of LGP 2.
Concrete, housing comprises the light diffusing sheet 14 of being located at LGP 2 fronts and is located at successively reflectance coating 13 and the backboard 16 at LGP 2 back sides, also comprise connect respectively light diffusing sheet 14 and backboard 16 and separately cross section become two L shaped L shaped connecting plates 18.Backboard 16, light diffusing sheet 14 and L shaped connecting plate 18 enclose the cylindrical shell of both ends open, and two openends of cylindrical shell seal respectively with two blocks of side plates (not shown).The surface of preferred light diffuser plate 14 flushes with L shaped connecting plate 18 respective side surface, can play the effect that prevents dirt accumulation, especially is applicable to toilet and uses.
Radiator also comprises that the second heat sink 12, the second heat sinks 12 that arrange, are located at LGP 2 back sides perpendicular to two blocks of first heat sinks 4 are located at backboard 16 inboards, and the second heat sink 12 is provided with thermal column towards a side of backboard 16.The first heat sink 4 is close to pcb board 6 and is arranged, and heat transfer area is large, bears main heat radiation work, and LED lamp pearl 8 is had to electromagnetic shielding action, and the second heat sink 12 also contacts with pcb board 6, but the heat transfer area less is born auxiliary heat dissipation work.
Preferably, the thermal column cross section is circular, is convenient to 360 ° of quick heat radiatings perpendicular to axial direction.Further, thermal column comprises the first thermal column 22, the second thermal column 24 and the 3rd thermal column 26.The diameter of the first thermal column 22, the second thermal column 24 and the 3rd thermal column 26 reduces successively, but the axial length of the first thermal column 22, the second thermal column 24 and the 3rd thermal column 26 equates.The first thermal column 22 quantity are one, are located at the second heat sink 12 centers, and diameter is more than or equal to 1/2nd of the second heat sink 12 width d.Increase as far as possible the contact area between the second heat sink 12 and the first thermal column 22, at first heat as much as possible is left by the first thermal column 22.The second thermal column 24 quantity are 7-9, be distributed in the first thermal column 22 circumferential, the 3rd thermal column 26 quantity are 16-20, are distributed in the second thermal column 24 circumferential, and the second thermal column 24 and the 3rd thermal column 26 layerings are dispelled the heat to the heat do not left by the first thermal column 22.Although the radius of the second thermal column 24 and the 3rd thermal column 26 is less than the first thermal column 22, less with the contact-making surface of the second heat sink 12, by accelerating, also guarantee a certain amount of heat radiation.Most heat treatment of LED lamp bar being dispelled the heat by the second heat sink 12 by first, second, third thermal column 22,24,26, remain a fraction of heat.Thermal column also comprises is located at of whole the 3rd thermal column 26 peripheries plume 28 that scatters.The plume 28 that scatters is arranged in the peripheral permutation of the 3rd thermal column 26, although radius is less than the 3rd thermal column 26, by encrypting arranging density, completes the heat radiation to the second heat sink 12 edges residue sub-fraction heats.Preferably the axial length of the first thermal column 22 is greater than plume 28 axial lengths that scatter.Make can have heat radiation difference between the thermal column of the outer field thermal column of the second heat sink 12 and internal layer, to increase the temperature difference, form air-flow, further improve heat radiation.
Above foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related personnel can, in the scope that does not depart from this utility model technological thought, carry out various change and modification fully.The technical scope of this utility model is not limited to the content on specification, must determine technical scope according to the claim scope.
Claims (6)
1. the toilet's Novel LED panel lamp that improves heat radiation, comprise two LED lamp bars that be arranged in parallel, for the radiator of LED lamp bar heat radiation and the flat box shaped shell of accommodating described LED lamp bar and radiator, be provided with LGP between described two LED lamp bars, described housing comprises the backboard of being located at the described LGP back side, described radiator comprises two blocks of first heat sinks of being located at respectively the LGP both sides, described LED lamp bar comprises pcb board and is located at the LED lamp pearl on pcb board, the first heat sink sets gradually pcb board and the LED lamp pearl of corresponding LED lamp bar towards a side of LGP, it is characterized in that: described radiator also comprises perpendicular to described two the first heat sink settings, be located at second heat sink at the described LGP back side, the second heat sink is located at described backboard inboard, and the second heat sink is provided with thermal column towards a side of described backboard.
2. a kind of toilet that improves heat radiation according to claim 1 Novel LED panel lamp is characterized in that: described thermal column cross section is for circular.
3. a kind of toilet that improves heat radiation according to claim 2 Novel LED panel lamp, it is characterized in that: described thermal column comprises the first thermal column of being located at the second heat sink center and is located at the second circumferential thermal column of the first thermal column, and the second thermal column diameter is less than the first thermal column.
4. a kind of toilet that improves heat radiation according to claim 3 Novel LED panel lamp, it is characterized in that: described thermal column also comprises is located at the 3rd circumferential thermal column of described whole the second thermal column, and the 3rd thermal column diameter is less than the second thermal column.
5. a kind of toilet that improves heat radiation according to claim 4 Novel LED panel lamp is characterized in that: described thermal column also comprises is located at of described whole the 3rd thermal column peripheries plume that scatters.
6. a kind of toilet that improves heat radiation according to claim 5 Novel LED panel lamp is characterized in that: the axial length of described the first thermal column, the second thermal column and the 3rd thermal column all equates, and is greater than the plume axial length that scatters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320350417.1U CN203384676U (en) | 2013-06-19 | 2013-06-19 | Novel cooling improved light-emitting diode (LED) panel light for clean room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320350417.1U CN203384676U (en) | 2013-06-19 | 2013-06-19 | Novel cooling improved light-emitting diode (LED) panel light for clean room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203384676U true CN203384676U (en) | 2014-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320350417.1U Expired - Fee Related CN203384676U (en) | 2013-06-19 | 2013-06-19 | Novel cooling improved light-emitting diode (LED) panel light for clean room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203384676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277699A (en) * | 2013-06-19 | 2013-09-04 | 苏州信亚科技有限公司 | Novel LED panel light with modified heat dissipation for clean rooms |
-
2013
- 2013-06-19 CN CN201320350417.1U patent/CN203384676U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277699A (en) * | 2013-06-19 | 2013-09-04 | 苏州信亚科技有限公司 | Novel LED panel light with modified heat dissipation for clean rooms |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20160619 |