CN201382280Y - LED illumination device - Google Patents

LED illumination device Download PDF

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Publication number
CN201382280Y
CN201382280Y CN200920002869U CN200920002869U CN201382280Y CN 201382280 Y CN201382280 Y CN 201382280Y CN 200920002869 U CN200920002869 U CN 200920002869U CN 200920002869 U CN200920002869 U CN 200920002869U CN 201382280 Y CN201382280 Y CN 201382280Y
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CN
China
Prior art keywords
cover part
upper shell
shell
holes
lighting device
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Expired - Fee Related
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CN200920002869U
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Chinese (zh)
Inventor
周焕球
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Individual
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Individual
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Priority to CN200920002869U priority Critical patent/CN201382280Y/en
Priority to AU2009100351A priority patent/AU2009100351A4/en
Application granted granted Critical
Publication of CN201382280Y publication Critical patent/CN201382280Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The utility model relates to the technical field of illumination devices, in particular to an LED illumination device, which comprises an upper shell and a lower shell. One side of the upper shell and the lower shell are abutted to form a shell space which is internally provided with a driving circuit component, the other side of the upper shell is connected with an upper cover part of a light source lens, a light source is arranged in the space formed by connecting the other side of the upper shell and the upper cover part, the lower end of the lower shell is connected with an electric connecting part, the circumference of the upper shell is evenly provided with a plurality of first through holes; the gap of the upper cover part for installing the light source lens is provided with a radiating through hole; the circumference of the lower shell is evenly provided with a plurality of second through holes; and the driving circuit component comprises a fan module and a circuit board provided with a light source driving circuit. The through holes of the upper shell and the lower shell are matched and arranged in the fan of the LED illumination device to ensure that heat energy generated by the LED illumination device accelerates convection, and help the LED illumination device radiate, so the service life of the LED illumination device can be substantially improved.

Description

The LED lighting device
Technical field
The utility model relates to LED lighting device technical field.
Background technology
LED is a kind of semiconductor that electric energy can be converted into visible light, it changed the incandescent lamp tungsten filament luminous with the luminous principle of energy-saving fluorescent lamp tricolor powder, and adopt electroluminescence, have long, numerous advantages such as light efficiency is high, radiationless and low-power consumption of life-span.Along with the proposition of " energy-conservation " and " green illumination " theory, LED is incorporated in the lighting gradually as light source.
At present, the light emitting source that normal lighting light fixtures such as daily bulb, desk lamp are adopted is main for it with incandescent lamp bulb or fluorescent tube basically, yet, the electro-optical efficiency of white bulb and fluorescent lamp tube is all lower, and its heat is big, and service life is short, generally only has about 3000 hours.Because the significant advantage of LED; some have also appearred on the market with the LED lighting device of LED as light source; usually can utilize the light emitting diode of a plurality of high brightness to be used as light source in order to increase illuminating effect; this way has improved illumination; but also increased heat energy simultaneously, also might reduce and damage service life because this heat energy causes the LED lighting device.For LED as the LED lighting device of light source can be good heat radiation, be that it obtains stable light output and keeps the key of normal device lifetime.
The utility model content
Technical problem to be solved in the utility model provides a kind of good heat dissipation effect, simple in structure and energy-conservation LED lighting device.
For solving the problems of the technologies described above, the technical scheme that the utility model is realized is:
Design a kind of LED lighting device, include upper shell and lower house, upper shell one side is docked with lower house and is formed shell space, the drive circuit assembly is installed in the shell space, the upper shell opposite side is connected and installed with the upper cover part of light lens, be provided with led light source in the space that upper shell opposite side and upper cover part are connected to form, described lower house lower end is connected with electrical connection section, described upper shell periphery evenly is provided with a plurality of first holes, and the gap of the installation light lens of upper cover part is provided with the heat radiation holes; Described lower house periphery also evenly is provided with a plurality of second holes; The drive circuit assembly comprises that blower module and design have the circuit board of light source driving circuit.
As the improvement of such scheme, the heat radiation holes that is provided with on the upper cover part with go back heat radiation conduit and be connected, also offer the holes that is used for ventilation and heat on the described circuit board.
Upper shell in the technical solution of the utility model and upper cover part are one-body molded, or upper cover part is designed to individual components, and upper cover part is connected on the upper shell by limited post.Described light lens can be convex lens or concavees lens.Described blower module is a slow-speed of revolution fan.
The utility model has the following effect that showing compared to existing technology;
On the upper shell of the utility model LED lighting device and the lower house holes is set respectively, is equipped with the blower module in the LED lighting device, the internal heat energy that can make the LED lighting device be produced is quickened convection current, helps the heat radiation of LED lighting device.The utility model is simple in structure, good heat dissipation effect, can increase substantially the service life of LED lighting device.
Description of drawings
Fig. 1 is the contour structures schematic diagram of the utility model LED lighting device;
Fig. 2 is the front view of the utility model LED lighting device upper cover part;
Fig. 3 is the three-dimensional view of Fig. 2 upper cover part;
Fig. 4 is the organigram of upper shell one side of the utility model LED lighting device;
Fig. 5 is the schematic perspective view (led light source does not show) of the upper shell of the utility model LED lighting device;
Fig. 6 is the schematic perspective view of the upper shell opposite side of the utility model LED lighting device;
Fig. 7 is the schematic perspective view of the lower house of the utility model LED lighting device.
The specific embodiment
A kind of LED lighting device has upper shell and lower house.Upper shell and lower house have holes respectively, are equipped with the blower module in the LED lighting device, and the heat energy that produces in the time of can making the work of LED lighting device quickens convection current and scatters, and helps the heat radiation of LED lighting device, the service life of improving the LED lighting device.
The utility model is described in further detail by embodiment below in conjunction with accompanying drawing.
Referring to Fig. 1, a kind of LED lighting device, include upper shell 102 and lower house 202, upper shell one side is docked with lower house and is formed shell space, the drive circuit assembly is installed in the shell space, the upper shell opposite side is connected and installed with the upper cover part 1024 of light lens 10242, is provided with led light source 1026 in the space that upper shell opposite side and upper cover part are connected to form, and described lower house lower end is connected with electrical connection section 300.
Upper shell 102 has the periphery that a plurality of first holes 1022 are formed on upper shell 102, makes the heat energy of LED lighting device inside shed through first holes 1022.Preferably, the width of a plurality of first holes 1022 is greater than 15mm, height shedding greater than heat in the more favourable LED of the having lighting device of 200mm.Lower house 202 has the periphery that a plurality of second holes 2022 are formed on lower house 202, and combines with upper shell 102, forms shell space (not showing on the figure).Similarly, second holes 2022 also makes the heat energy of LED lighting device inside shed through second holes 2022.Electrical connection section 300 is and external power source (not showing on the figure) electrically connect that external power source is in order to provide the LED lighting device required power supply.
With reference to figure 2, be the front view of the upper cover part 1024 of connection on this LED lighting device upper shell 102.Wherein, upper cover part 1024 is equipped with light lens 10242, gap that light lens is installed is provided with heat radiation holes 10244; The holes that partly dispels the heat also is communicated with heat radiation conduit 10246.
Wherein, upper cover part 1024 can be integrally formed with upper shell 102, also or independent respectively formation, and in addition combination again.Upper cover part 1024 can be made up of transparent, translucent or opaque material.Light lens 10242 corresponding led light source settings, light lens can be convex lens or concavees lens, the light that makes light source send forms condensation light source or diffused light source.Heat radiation holes 10244 can be various kenel and not the fixing shape of tool with big or small.For example in present embodiment, heat radiation holes 10244 is respectively formed at the part near upper cover part 1024 circumference, and is formed between the light lens 10242.Preferably, heat radiation holes 10244 can cooperate heat radiation conduit 10246 to form a more concentrated heat dissipation channel.In the illustrated embodiment, upper cover part and upper shell are not one-body molded, so need utilize limited post 10248 that upper cover part 1024 is fixed on the upper shell 102.Limited post is arranged on and is used on the upper cover part upper cover part and upper shell are connected together.If yet limited post 10248 non-essential features for example under the integrally formed state of upper shell 102 and upper cover part 1024, can not need to use limited post 10248.In addition, referring to the stereogram of Fig. 3 upper cover part 1024, the limited post 10248 that wherein is positioned at centre among the upper cover part 1024 also can be used for mounted fan module 10210 in the stationary housing space except that upper cover part 1024 being fixed in the upper shell 102.
Fig. 4 and Fig. 5 are upper shell 102 schematic diagrames of the LED lighting device in the present embodiment.In the present embodiment, one of upper shell 102 side is provided with a plurality of led light sources 1026, and a plurality of light lens 10242 set on led light source and the upper cover part are corresponding.Led light source 1026 can see through light lens 10242 and form condensation light source or diffused light source.It should be noted that, a plurality of heat radiation conduits 10246 described in Fig. 2,3 can see through bottom surface heat radiation holes 1028 that is provided with on upper shell 102 1 sides and/or the blower module 10210 that is arranged at the opposite side of upper shell 102, form the convection current of whole LED lighting device inside and extraneous air.
Blower module 10210 in the shell space of this LED lighting device as shown in Figure 6, preferably, blower module 10210 is chosen as slow-speed of revolution fan, can make the running of LED lighting device the time not only have the advantage of low noise, can save electric energy simultaneously.
With reference to figure 7, be the lower house 202 of this LED lighting device.In present embodiment, lower house 202 has the periphery that a plurality of second holes 2022 are formed on lower house 202, and lower house 202 combines with upper shell 102, forms shell space.For better making upper shell and lower house combination, be provided with fixed leg 20248 in the lower house upper perimeter wall.When lower house 202 with after above-mentioned upper shell 102 combines, form heat dissipation path through the blower module 10210 that is arranged in shell space, heat radiation conduit 10246, first holes 1022, bottom surface heat radiation holes 1028 and second holes 2022, form the convection current of whole LED lighting device inside and extraneous air.
The drive circuit assembly is installed in the shell space that forms between upper shell in this LED lighting device and the lower house, and the drive circuit assembly comprises that blower module 10210 and design have the circuit board 2024 of light source driving circuit.For better heat radiation, on circuit board, also offer the holes 2026 that is used for ventilation and heat.The size of holes and quantity are decided according to the specific design of circuit board.Holes is set on circuit board can helps heat radiation so that the air in the shell space by holes 2026, forms convection current through second holes 2022 and extraneous air again.
The foregoing description is a concrete preferred implementation of the present utility model; in addition, the utility model can also have other implementation, that is to say; under the prerequisite that does not break away from the utility model design, any conspicuous replacement also should fall within the protection domain of the present utility model.

Claims (6)

1, a kind of LED lighting device, include upper shell (102) and lower house (202), upper shell one side is docked with lower house and is formed shell space, the drive circuit assembly is installed in the shell space, the upper shell opposite side is connected and installed with the upper cover part (1024) of light lens (10242), be provided with led light source (1026) in the space that upper shell and upper cover part are connected to form, described lower house lower end is connected with electrical connection section (300), it is characterized in that:
Described upper shell periphery evenly is provided with a plurality of first holes (1022), and the gap of the installation light lens of upper cover part (1024) is provided with heat radiation holes (10244);
Described lower house periphery also evenly is provided with a plurality of second holes (2022),
Described drive circuit assembly comprises that blower module (10210) and design have the circuit board (2024) of light source driving circuit.
2, LED lighting device according to claim 1 is characterized in that: described upper cover part (1024) goes up the heat radiation holes (10244) that is provided with and is connected with heat radiation conduit (10246), also offers the holes (2026) that is used for ventilation and heat on the described circuit board.
3, LED lighting device according to claim 2, it is characterized in that: upper shell and upper cover part are one-body molded, or upper cover part is designed to individual components, upper cover part is connected on the upper shell by the limited post (10248) that is provided with on it.
4, LED lighting device according to claim 3 is characterized in that: described light lens can be convex lens or concavees lens.
5, LED lighting device according to claim 4 is characterized in that: described blower module is a slow-speed of revolution fan.
6, according to each described LED lighting device of claim 1~5, it is characterized in that: the width of described first holes is greater than 15mm, and height is greater than 200mm.
CN200920002869U 2009-01-23 2009-01-23 LED illumination device Expired - Fee Related CN201382280Y (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN200920002869U CN201382280Y (en) 2009-01-23 2009-01-23 LED illumination device
AU2009100351A AU2009100351A4 (en) 2009-01-23 2009-04-17 LED illumination device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200920002869U CN201382280Y (en) 2009-01-23 2009-01-23 LED illumination device

Publications (1)

Publication Number Publication Date
CN201382280Y true CN201382280Y (en) 2010-01-13

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Application Number Title Priority Date Filing Date
CN200920002869U Expired - Fee Related CN201382280Y (en) 2009-01-23 2009-01-23 LED illumination device

Country Status (2)

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CN (1) CN201382280Y (en)
AU (1) AU2009100351A4 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102518999A (en) * 2012-01-07 2012-06-27 林荣炽 High-power light-emitting diode (LED) bulb with forced cooling structure
WO2012149823A1 (en) * 2011-05-05 2012-11-08 广东德豪润达电气股份有限公司 Led light bulb with heat dissipation device
CN103206690A (en) * 2012-01-11 2013-07-17 欧司朗股份有限公司 Light emitting device and lamp with light emitting device
WO2014091369A1 (en) * 2012-12-13 2014-06-19 Koninklijke Philips N.V. Warm dimming light emitting arrangement
CN107575757A (en) * 2015-03-10 2018-01-12 福建鸿博光电科技有限公司 The uniform big-angle LED lamp of light illumination

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012149823A1 (en) * 2011-05-05 2012-11-08 广东德豪润达电气股份有限公司 Led light bulb with heat dissipation device
CN102518999A (en) * 2012-01-07 2012-06-27 林荣炽 High-power light-emitting diode (LED) bulb with forced cooling structure
CN102518999B (en) * 2012-01-07 2013-09-25 林荣炽 High-power light-emitting diode (LED) bulb with forced cooling structure
CN103206690A (en) * 2012-01-11 2013-07-17 欧司朗股份有限公司 Light emitting device and lamp with light emitting device
CN103206690B (en) * 2012-01-11 2018-03-06 欧司朗股份有限公司 Light-emitting device and the light fixture with the light-emitting device
WO2014091369A1 (en) * 2012-12-13 2014-06-19 Koninklijke Philips N.V. Warm dimming light emitting arrangement
CN107575757A (en) * 2015-03-10 2018-01-12 福建鸿博光电科技有限公司 The uniform big-angle LED lamp of light illumination
CN107588402A (en) * 2015-03-10 2018-01-16 福建鸿博光电科技有限公司 The big-angle LED lamp of brightness is not lost

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Publication number Publication date
AU2009100351A4 (en) 2009-05-21

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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: 20100113

Termination date: 20170123

CF01 Termination of patent right due to non-payment of annual fee