CN105465701A - Heat radiation device of LED ceiling lamp and LED ceiling lamp - Google Patents
Heat radiation device of LED ceiling lamp and LED ceiling lamp Download PDFInfo
- Publication number
- CN105465701A CN105465701A CN201511014755.8A CN201511014755A CN105465701A CN 105465701 A CN105465701 A CN 105465701A CN 201511014755 A CN201511014755 A CN 201511014755A CN 105465701 A CN105465701 A CN 105465701A
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- China
- Prior art keywords
- heat
- led ceiling
- dissipation cavity
- ceiling fitting
- heat dissipation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to the technical field of LED lamps, in particular to a heat radiation device of an LED ceiling lamp and the LED ceiling lamp. The heat radiation device of the LED ceiling lamp comprises a heat radiation shell and an aluminum substrate. The heat radiation device is overall in a horn shape. The top of the heat radiation shell is open. The aluminum substrate is arranged at the top of the heat radiation shell. The bottom of the heat radiation shell is open. The outer surface of the heat radiation shell is wavy. Due to the fact that the outer surface of the heat radiation shell is wavy, the superficial area of the outer surface of the heat radiation shell is increased, and the heat radiation area is increased accordingly. In addition, due to the wavy structure of the outer surface of the shell, the light transmittance of the outer surface of the shell is lowered, and the anti-dazzle effect is achieved accordingly.
Description
Technical field
The present invention relates to LED technical field, particularly relate to a kind of heat abstractor of LED ceiling fitting and adopt the LED ceiling fitting of this heat abstractor.
Background technology
LED ceiling fitting is the lighting for large space light fixture of a kind of high-performance, multifunctional usage, be applicable to large area and large space venue, as industrial premises, gymnasium, hypermarket, supermarket, exhibition centre etc., along with the continuous increase of working strength, the performance of people to LED ceiling fitting it is also proposed higher requirement.
First, existing LED ceiling fitting complex structure, major part is a closed space, LED module and driving power do not carry out separate design, the heat that driving power produces and the space Inner eycle that the heat that LED module produces is being closed, be difficult to distribute, radiating effect is poor, affects lamp life.
Secondly, in prior art, because LED light source is covered by lampshade completely, the radiating effect of ceiling fitting is bad.
Moreover because LED ceiling fitting is often applied to large area and large space venue, makes the power of existing LED ceiling fitting comparatively large, use for a long time, make the heat of LED ceiling fitting very large, existing radiator is difficult to meet radiating requirements.
In addition, existing LED ceiling fitting due to power comparatively large, the brightness of its light source is comparatively large, and usually form a circle halation in lampshade periphery, allow people produce dizzy sensation, as LED ceiling fitting is applied to factory building, the workman that its halation can affect factory building carries out normal work high above the ground.
Therefore, how effectively solving the heat radiation at each position of LED ceiling fitting and dizzy problem, for it in use provides quality and safety assurance, possessing longer service life, is pressing issue.
Summary of the invention
An object of the present invention is the heat abstractor providing a kind of LED ceiling fitting for weak point of the prior art, and this heat abstractor effectively can solve the heat dissipation problem at each position of existing LED ceiling fitting lamp.
For achieving the above object, the present invention is achieved through the following technical solutions.
a kind of heat abstractor of LED ceiling fitting is provided,heat-dissipating casing and aluminium base, it is overall in horn-like, and the top of described heat-dissipating casing is uncovered shape, and aluminium base is arranged on the top of heat-dissipating casing, and the bottom of described heat-dissipating casing is opening-like, and the outer surface of described heat-dissipating casing is wavy.
preferably,described heat abstractor also comprises:
Heat dissipation cavity, its one end and described aluminium base are tightly connected,
Power supply, it is arranged in described heat dissipation cavity,
Several heat conduction bars, it is derived for the heat produced in described heat dissipation cavity by described power supply;
One end of each heat conduction bar can be fixedly connected with described power supply, and the other end of each heat conduction bar inserts the inwall of described heat dissipation cavity and seals fixing with the outer wall of described heat dissipation cavity.
preferably,described heat abstractor also comprises the radiator being arranged at described heat dissipation cavity outer bottom, and described radiator is the ring-type radiator surrounded along the circumferencial direction of described heat dissipation cavity outer bottom by several radiating fins, and described radiating fin is all fixed on aluminium base.
preferably,one end that described each heat conduction bar inserts described heat dissipation cavity wall flushes with described heat dissipation cavity outer wall surface.
preferably,the gap of air-guiding aisle is formed between described adjacent heat radiation fin.
preferably,described radiating fin contacts with heat-dissipating casing.
preferably,described heat dissipation cavity is aluminium profiles material.
preferably,described radiating fin is aluminium profiles material.
preferably,the outer surface of described heat-dissipating casing is radian is the wavy of 135 degree of angles.
the present invention also provides a kind of LED ceiling fitting, described LED ceiling fitting comprises the heat abstractor of above-mentioned LED ceiling fitting.
beneficial effect of the present invention:
The heat abstractor of a kind of LED ceiling fitting of the present invention, comprise: heat-dissipating casing, the entirety of described heat abstractor is horn-like, the top of described heat-dissipating casing is provided with for installing the uncovered of aluminium base, the bottom of described heat-dissipating casing is provided with the opening for throw light, the outer surface of described heat-dissipating casing is wavy setting, increase the surface area of housing outer surface, thus increase area of dissipation, in addition, the wavelike structure of housing outer surface reduces the light transmittance of housing outer surface, thus plays antidinic effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment 1 of the heat abstractor of a kind of LED ceiling fitting of the present invention.
Fig. 2 is the structural representation of the embodiment 2 of the heat abstractor of a kind of LED ceiling fitting of the present invention.
Fig. 3 is the structural representation of a kind of LED ceiling fitting of the present invention.
Fig. 4 is the generalized section of a kind of LED ceiling fitting of the present invention.
Fig. 5 is the decomposing schematic representation of a kind of LED ceiling fitting of the present invention.
Include in Fig. 1 to Fig. 5:
Heat-dissipating casing 1; Bottom 11; Top 12;
Aluminium base 2; Radiating fin 3; Heat dissipation cavity 4; Power supply lid 5; Suspension hook 6; Power supply 7; Heat conduction bar 8; Lens 9.
Detailed description of the invention
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with embodiment and accompanying drawing, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
embodiment 1.
The embodiment of the heat abstractor of a kind of LED ceiling fitting of the present invention, as shown in Figure 1, described heat abstractor comprises: heat-dissipating casing 1 and aluminium base 2, the entirety of described heat abstractor is horn-like, the top of described heat-dissipating casing 1 is uncovered shape, aluminium base 2 is arranged on the top of heat-dissipating casing 1, and the bottom 11 of described heat-dissipating casing 1 is opening-like, and the outer surface of described heat-dissipating casing 1 is wavy.
The heat abstractor of a kind of LED ceiling fitting of the present embodiment, owing to being provided with wavelike structure at the outer surface of described heat-dissipating casing 1, increase the surface area of housing outer surface, thus increase area of dissipation, in addition, the wavelike structure of housing outer surface reduces the light transmittance of housing outer surface, thus plays antidinic effect.
preferably,the outer surface of described heat-dissipating casing 1 is radian is the wavy of 135 degree of angles.
Described radian is the wavy of 135 degree of angles, can go up increasing heat radiation area largely.
embodiment 2.
The technical scheme of the present embodiment is roughly the same with embodiment 1, and difference is:
Add radiator.
As shown in Figure 2-5, described radiator is arranged on described heat dissipation cavity 4 outer bottom 11, and described radiator is the ring-type radiator surrounded along the circumferencial direction of described heat dissipation cavity 4 outer bottom 11 by several radiating fins 3, and described radiating fin 3 is all fixed on aluminium base 2.
preferably,the gap of air-guiding aisle is formed between described adjacent heat radiation fin 3.
The heat of described aluminium base 2, under the condition having wind, can be taken away by described air-guiding aisle faster.
preferably,described radiating fin 3 contacts with heat-dissipating casing 1.
Described radiating fin 3 can assist described heat-dissipating casing 1 to dispel the heat further.
preferably,described radiating fin 3 is aluminium profiles material.
The aluminium profiles material that heat conductivility is good, can improve the heat dissipation characteristics of described radiating fin 3 further.
preferably,described heat abstractor also comprises:
Heat dissipation cavity 4, its one end and described aluminium base 2 are tightly connected, power supply 7, and it is arranged in described heat dissipation cavity 4, several heat conduction bars 8, and it is derived for the heat produced in described heat dissipation cavity 4 by described power supply 7;
One end of each heat conduction bar 8 can be fixedly connected with described power supply 7, and the other end of each heat conduction bar 8 inserts the inwall of described heat dissipation cavity 4 and seals fixing with the outer wall of described heat dissipation cavity 4.
The heat energy that power supply 7 can discharge by described heat dissipation cavity 4 is exported in outside air by heat conduction bar 8.
preferably,one end that described each heat conduction bar 8 inserts described heat dissipation cavity 4 wall flushes with described heat dissipation cavity 4 outer wall surface.
Heat directly transmits outside described heat dissipation cavity 4 by described heat conduction bar 8.
preferably,heat dissipation cavity 4 is aluminium profiles material.
The aluminium profiles material that heat conductivility is good, can further improve the heat dissipation characteristics of heat dissipation cavity 4.
embodiment 3.
A kind of LED ceiling fitting of the present embodiment, as Figure 1-4, comprise successively from the bottom up: heat-dissipating casing 1, the aluminium base 2 being arranged on described top, the heat dissipation cavity 4 be tightly connected with described aluminium base 2, for seal described heat dissipation cavity 4 power supply lid 7, for hanging over the suspension hook 6 in somewhere.Wherein:
The top of described heat-dissipating casing 1 is provided with uncovered, and for installing described aluminium base 2, the bottom 11 of described heat-dissipating casing 1 is provided with opening, and for throw light, the outer surface of the housing of described heat-dissipating casing 1 is wavy.
Aluminium base 2 is provided with LED lamp bead or LED bulb, for luminescence, is also provided with the lens 9 for optically focused.
Heat dissipation cavity 4, its one end and described aluminium base 2 are tightly connected, for fixedly laying power supply 7,
Described power supply 7 is arranged in described heat dissipation cavity 4, and be fixedly connected with one end of multiple heat conduction bar 8, the other end of each heat conduction bar 8 inserts described heat dissipation cavity 4 wall and seals fixing with described heat dissipation cavity 4 outer wall, and described power supply 7 provides motive power for the luminescence of LED lamp bead or LED bulb.Each heat conduction bar 8 is derived outside described heat dissipation cavity 4 for the heat produced in described heat dissipation cavity 4 by described power supply 7.
Radiator, the ring-type radiator surrounded along the circumferencial direction of described heat dissipation cavity 4 outer bottom 11 by several radiating fins 3, described radiating fin 3 is fixedly connected with the top of described heat-dissipating casing 1 with the outer bottom 11 of described heat dissipation cavity 4, described aluminium base 2 respectively.
LED ceiling fitting of the present invention, by arranging wavelike structure at the outer surface of heat-dissipating casing 1, increasing the area of the outer surface of heat-dissipating casing 1, thus increasing area of dissipation, enhances LED place radiating effect; By arranging heat conduction bar 8 in heat dissipation cavity 4, enhance the radiating effect of power supply 7; By arranging radiating fin 3, further enhancing radiating effect.In addition, by arranging wavelike structure at heat-dissipating casing 1 outer surface, reduce the light transmittance of housing outer surface, thus play antidinic effect.
Finally should be noted that; above embodiment is only for illustration of technical scheme of the present invention but not limiting the scope of the invention; although be explained in detail the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (10)
1. the heat abstractor of a LED ceiling fitting, it is characterized in that, comprise: heat-dissipating casing and aluminium base, the entirety of described heat abstractor is horn-like, the top of described heat-dissipating casing is uncovered shape, aluminium base is arranged on the top of heat-dissipating casing, and the bottom of described heat-dissipating casing is opening-like, and the outer surface of described heat-dissipating casing is wavy.
2. the heat abstractor of a kind of LED ceiling fitting according to claim 1, it is characterized in that, described heat abstractor also comprises:
Heat dissipation cavity, its one end and described aluminium base are tightly connected,
Power supply, it is arranged in described heat dissipation cavity,
Several heat conduction bars, it is derived for the heat produced in described heat dissipation cavity by described power supply;
One end of each heat conduction bar can be fixedly connected with described power supply, and the other end of each heat conduction bar inserts the inwall of described heat dissipation cavity and seals fixing with the outer wall of described heat dissipation cavity.
3. the heat abstractor of a kind of LED ceiling fitting according to claim 2, it is characterized in that, described heat abstractor also comprises the radiator being arranged at described heat dissipation cavity outer bottom, described radiator is the ring-type radiator surrounded along the circumferencial direction of described heat dissipation cavity outer bottom by several radiating fins, and described radiating fin is all fixed on aluminium base.
4. the heat abstractor of a kind of LED ceiling fitting according to claim 2, is characterized in that, one end that described each heat conduction bar inserts described heat dissipation cavity wall flushes with described heat dissipation cavity outer wall surface.
5. the heat abstractor of a kind of LED ceiling fitting according to claim 3, is characterized in that, form the gap of air-guiding aisle between described adjacent heat radiation fin.
6. the heat abstractor of a kind of LED ceiling fitting according to claim 3, it is characterized in that, described radiating fin contacts with heat-dissipating casing.
7. the heat abstractor of a kind of LED ceiling fitting according to claim 2, is characterized in that, described heat dissipation cavity is aluminium profiles material.
8. the heat abstractor of a kind of LED ceiling fitting according to claim 3, is characterized in that, described radiating fin is aluminium profiles material.
9. the heat abstractor of a kind of LED ceiling fitting according to claim 1, is characterized in that, the outer surface of described heat-dissipating casing is radian is the wavy of 135 degree of angles.
10. a LED ceiling fitting, is characterized in that, described LED ceiling fitting comprises the heat abstractor of a kind of LED ceiling fitting described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511014755.8A CN105465701A (en) | 2015-12-31 | 2015-12-31 | Heat radiation device of LED ceiling lamp and LED ceiling lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511014755.8A CN105465701A (en) | 2015-12-31 | 2015-12-31 | Heat radiation device of LED ceiling lamp and LED ceiling lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105465701A true CN105465701A (en) | 2016-04-06 |
Family
ID=55603696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511014755.8A Pending CN105465701A (en) | 2015-12-31 | 2015-12-31 | Heat radiation device of LED ceiling lamp and LED ceiling lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105465701A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202484942U (en) * | 2011-12-26 | 2012-10-10 | 乐清市丹光防爆电气有限公司 | Flameproof LED roadway lamp for coal mines |
| CN103953861A (en) * | 2014-04-02 | 2014-07-30 | 厦门市东林电子有限公司 | Integrated heat radiation type LED (light emitting diode) bulb |
| CN204005597U (en) * | 2014-07-23 | 2014-12-10 | 安徽卓越电气有限公司 | Thermal source separation of the fluid formula LED ceiling fitting |
| US20150078004A1 (en) * | 2013-09-17 | 2015-03-19 | Xicato, Inc. | Led based illumination device with integrated output window |
| CN104566060A (en) * | 2014-09-30 | 2015-04-29 | 苏州鑫点石精密机械制造有限公司 | LED (light emitting diode) low ceiling lamp |
-
2015
- 2015-12-31 CN CN201511014755.8A patent/CN105465701A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202484942U (en) * | 2011-12-26 | 2012-10-10 | 乐清市丹光防爆电气有限公司 | Flameproof LED roadway lamp for coal mines |
| US20150078004A1 (en) * | 2013-09-17 | 2015-03-19 | Xicato, Inc. | Led based illumination device with integrated output window |
| CN103953861A (en) * | 2014-04-02 | 2014-07-30 | 厦门市东林电子有限公司 | Integrated heat radiation type LED (light emitting diode) bulb |
| CN204005597U (en) * | 2014-07-23 | 2014-12-10 | 安徽卓越电气有限公司 | Thermal source separation of the fluid formula LED ceiling fitting |
| CN104566060A (en) * | 2014-09-30 | 2015-04-29 | 苏州鑫点石精密机械制造有限公司 | LED (light emitting diode) low ceiling lamp |
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Application publication date: 20160406 |
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| RJ01 | Rejection of invention patent application after publication |