CN104180291A - Novel heat dissipating lampshade - Google Patents
Novel heat dissipating lampshade Download PDFInfo
- Publication number
- CN104180291A CN104180291A CN201410466878.4A CN201410466878A CN104180291A CN 104180291 A CN104180291 A CN 104180291A CN 201410466878 A CN201410466878 A CN 201410466878A CN 104180291 A CN104180291 A CN 104180291A
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- lampshade
- hole
- heat sinking
- heat
- installing hole
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to a novel heat dissipating lampshade which comprises a lampshade body. A light emitting hole and an installing hole are formed in the lampshade body, and the light emitting hole is opposite to the installing hole. The end, provided with the installing hole, of the lampshade body is provided with an outer thread, and the outer wall of the lampshade body is provided with a plurality of heat dissipating bars. According to the novel heat dissipating lampshade, the heat dissipating surface area of the lampshade body is increased through the heat dissipating bars arranged on the outer wall of the lampshade body, and heat generated by the LED lamp can be effectively spread into external air in a heat radiation mode.
Description
Technical field
The present invention relates to field of illuminating lamps, particularly relate to a kind of heat sinking lampshade.
Background technology
Light emitting diode (Light-Emitting Diode, LED) is a kind of semiconductor subassembly.Multiplex as indicator lamp, demonstration light-emitting diode panel etc. at the beginning; Along with the appearance of white light LEDs, be also used as illumination.
In LED illuminator, determine the heat dissipation problem that it is luminous and decisive factor service life is chip, so the heat dissipation problem of LED light fixture is focal point always.Occurred utilizing the high conductivity material manufactures such as heat pipe in order to improve heat-sinking capability, although the radiator structure of this type has reached the target of high heat-sinking capability, but the thing followed is the rising of cost, has limited its application.
Summary of the invention
Based on this, be necessary to provide preferably heat sinking lampshade of a kind of radiating effect.
A kind of heat sinking lampshade, comprises lampshade;
On described lampshade, offer a light hole and an installing hole, described light hole and described installing hole are oppositely arranged, and the one end that offers described installing hole on described lampshade is provided with external screw thread, on described lampshade outer wall, are provided with multiple heat sink strips.
In one of them embodiment, described lampshade is made up of aluminium material.
In one of them embodiment, described light hole is circular.
In one of them embodiment, described heat sink strip is annular, and each described heat sink strip arranges around described lampshade outer wall.
In one of them embodiment, described heat sink strip is along described installing hole to the direction setting that goes out described unthreaded hole.
In one of them embodiment, the thickness of described lampshade is 2 millimeters to 5 millimeters.
In one of them embodiment, described externally threaded cross section is trapezoidal.
In one of them embodiment, the light hole place of described lampshade arranges a glass plate.
In one of them embodiment, described glass plate is armorplate glass.
In one of them embodiment, the inwall of described lampshade is parabola.
Above-mentioned heat sinking lampshade has increased the cooling surface area of lampshade by being arranged at multiple heat sink strips on described lampshade outer wall, the heat that can effectively LED lamp be produced diffuse in extraneous air with thermal-radiating form.
Brief description of the drawings
Fig. 1 is the structural representation of the heat sinking lampshade of a preferred embodiment of the present invention;
Fig. 2 is the explosive view with the LED radiating lamp of heat sinking lampshade in Fig. 1;
Fig. 3 is the assembly drawing of LED radiating lamp in Fig. 2;
Fig. 4 is the enlarged drawing of a-quadrant in Fig. 2.
Detailed description of the invention
Refer to Fig. 1, the structural representation of the heat sinking lampshade that it is a preferred embodiment of the present invention, comprises lampshade 300.On lampshade 300, offer a light hole 310 and an installing hole 320, light hole 310 is oppositely arranged with installing hole 320, the one end that offers installing hole 320 on lampshade 300 is provided with external screw thread 330, and external screw thread 330 is spirally connected with internal thread 120, is provided with multiple heat sink strips 340 on lampshade 300 outer walls.
See also Fig. 2 and Fig. 3, Fig. 2 is the explosive view with the LED radiating lamp 10 of heat sinking lampshade in Fig. 1, and Fig. 3 is the assembly drawing of LED radiating lamp 10 in Fig. 2.LED radiating lamp 10 comprises: holder 100, LED lamp body 200 and lampshade 300.On holder 100, offer circular trough 110, on circular trough 110 sidewalls, offer internal thread 120, circular trough 110 bottoms are provided with clamping part 130.LED lamp body 200 comprises LED lamp 210 and lamp socket 220, LED lamp 210 is fixed on lamp socket 220, on lamp socket 220, be provided with two contact pins away from the position of LED lamp 210, in the present embodiment, two contact pins specifically comprise: the first contact pin 230 of being made up of metal material and the second contact pin 240.The first contact pin 230 and the second contact pin 240 parallel interval settings, the first contact pin 230 and the second contact pin 240 are respectively used to the both positive and negative polarity electrical connection with external power source.
In order to locate better the first contact pin 230 and the second contact pin 240, for example, the bottom of circular trough 110 offers two grooves, as shown in Figure 2, this two groove specifically comprises: the first groove 151 and the second groove 152, two contact pins are placed in respectively in the first groove 151 and the second groove 152, the first groove 151 and the second groove 152 bottoms are respectively arranged with the sheet metal (not shown) being electrically connected with the both positive and negative polarity electric wire of external power source, so, the first contact pin 230 and the second contact pin 240 are placed in respectively the first groove 151 and the second groove 152 when interior, the above-mentioned sheet metal of the first groove 151 and the second groove 152 bottoms and the first contact pin 230 and the second contact pin 240 butts, better the first contact pin 230 and the second contact pin 240 are positioned to respectively in the first groove 151 and the second groove 152, and realize electrical communication with above-mentioned sheet metal respectively, prevent that the first contact pin 230 and the second contact pin 240 are bad with external power source electrical connection, cause flicker and/or the damage of LED lamp 210.And for example, the bottom of circular trough 110 directly embeds the above-mentioned sheet metals that have two to be electrically connected with the both positive and negative polarity electric wire of external power source, the first contact pin 230 and the second contact pin 240 respectively with this sheet metal butt.
In the present embodiment, light hole 310 is circular, can be also regular hexagon.The thickness of lampshade 300 is 2 millimeters to 5 millimeters.The cross section of external screw thread 330 is trapezoidal, can be also triangle, zigzag etc.And for example, on lampshade 300, offer a light hole 310 and an installing hole 320, light hole 310 is oppositely arranged with installing hole 320, the one end that offers installing hole 320 on lampshade 300 is provided with external screw thread 330, external screw thread 330 is spirally connected with internal thread 120, is provided with multiple heat sink strips that arrange around lampshade 300 in the shape of a spiral 340 on lampshade 300 outer walls.And for example, on lampshade 300, offer a light hole 310 and an installing hole 320, light hole 310 is oppositely arranged with installing hole 320, the one end that offers installing hole 320 on lampshade 300 is provided with external screw thread 330, external screw thread 330 is spirally connected with internal thread 120, is provided with the heat sink strip 340 that multiple directions along installing hole 320 to light hole 310 arrange on lampshade 300 outer walls.And for example, heat sink strip 340 is annular, and each heat sink strip 340 is around lampshade 300 outer wall settings.Multiple heat sink strips 340 have increased the cooling surface area of lampshade 300, LED lamp body 200 is inserted lampshade 300 inside and opens work from installing hole 320, the heat that LED lamp 210 produces is passed on lampshade 300 with thermal-radiating form, then diffuses in extraneous air with thermal-radiating form by multiple heat sink strips 340.
In order further to increase the cooling surface area of lampshade 300, on lampshade 300 outer walls, be provided with the heat sink strip 340 of multiple directions settings along installing hole 320 to light hole 310, on lampshade 300 outer walls between adjacent two heat sink strips 340, also offer bar-shaped trough 350.For example, the cross section of bar-shaped trough 350 is V-shaped, is convenient to processing.And for example, the cross section of bar-shaped trough 350 takes the shape of the letter U.Like this, further strengthen the radiating effect of lampshade 300, prevent that heat from accumulating in a large number and in lampshade 300, cause LED lamp body 200 to burn out because of excess Temperature.
In order to strengthen the spotlight effect of lampshade 300, the inwall of lampshade 300 is parabola, like this, LED lamp 210 is positioned over to paraboloidal focus place, and the light sending penetrates from light hole 310 in the same direction after the reflection of lampshade 300 inwalls.
In order to increase the radiating effect of lampshade 300, the material of lampshade 300 is preferably preferably metal of thermal conduction rate, and for example, lampshade 300 is the lampshade of aluminium matter, and and for example, lampshade 300 is frosted glass lamp shade, and and for example, lampshade 300 is toughened glass lampshade.
In order further the dissipation of heat in lampshade 300 to be gone out, on lampshade 300 outer walls, between adjacent two heat sink strips 340, offer several through hole (not shown), edge along through hole forms wind collection 360 to lampshade 300 extensions, even if lampshade 300 is positioned over outdoor use, suffering from while drenching with rain, because wind collection 360 is to lampshade 300 extensions, rainwater is also difficult for pouring in lampshade 300 by through hole, so, the heat being not only collected in lampshade 300 is passed to outside by through hole with the form of thermal convection current, and wind collection 360 can prevent that rainwater from pouring in lampshade 300.
For the form that can collect outside wind and make full use of thermal convection current is lowered the temperature to LED lamp body 200, on lampshade 300 outer walls, between adjacent two heat sink strips 340, offer several through hole (not shown), edge along through hole forms internal diameter along the wind collection 360 increasing gradually away from the direction of through hole to lampshade 300 extensions, that is to say, these wind collection 360 shapes are roughly horn-like, thereby, be conducive to a large amount of wind blowing on lampshade 300 outer walls of collecting, then blow to the LED lamp body 200 in lampshade 300 by through hole, LED lamp body 200 is carried out to the cooling of thermal convection current form, also the heat on lampshade 300 inwalls can be brought to outside simultaneously, strengthen radiating effect.And for example, wind collection 360 is hollow Rotary-table structure.
While being drenched with rain for fear of lampshade 300, rainwater pours into lampshade 300 inside from wind collection 360, and wind collection 360 tilts towards the direction of light hole 310, like this, can prevent that the direction of rainwater from installing hole 320 to light hole 310 from pouring into lampshade 300 inside while drippage.
When further avoiding lampshade 300 to be drenched with rain, rainwater enters lampshade 300 inside and drenches LED lamp 210 from above-mentioned through hole, edge along above-mentioned through hole extends to form bend pipe (not shown) in lampshade 300, light hole 310 is pointed in one end away from through hole on bend pipe, that is to say, the one end away from through hole on bend pipe tilts towards light hole 310 directions, like this, rainwater enters from through hole, flows out from light hole 310 along bend pipe, avoids drenching LED lamp 210.
In order to increase the sealing of lampshade 300, for example, light hole 310 places of lampshade 300 arrange a glass plate, prevent that water droplet from entering in lampshade 300, cause short circuit, damage LED lamp body 200, also play insects such as preventing moth and enter in lampshade 300 simultaneously.Above-mentioned glass plate is preferably armorplate glass.And for example, light hole 310 places of lampshade 300 arrange a glass plate, offer several pores of annular array on glass plate, and the heat that is conducive to accumulate in lampshade 300 distributes by pore.
In the present embodiment, holder 100 has circular tube structure, is fixed with multiple bar shaped fin 140 on the sidewall of holder 100, and multiple fin 140 are dispersion shape setting with the axis of holder 100.For example, bar shaped fin 140 is along the length direction setting of holder 100.And for example, bar shaped fin 140 arranges around holder 100 as the center of circle taking the axis of holder 100.And for example, multiple fin 140 connect in turn, arrange in the shape of a spiral around holder 100.Multiple fin 140 have increased the cooling surface area of holder 100, and the heat that LED lamp 210 produces is passed on multiple fin 140 with heat conducting form, and are further diffused in extraneous air with thermal-radiating form by multiple fin 140.And holder 100 also can firmly effect of improving product total quality.Holder 100 also can tapered shape, is fixed with multiple bar shaped fin 140 on the sidewall of the holder 100 of tapered shape, and multiple fin 140 are dispersion shape setting with an axis of holder 100.For example, bar shaped fin 140 is along the length direction setting of holder 100.And for example, bar shaped fin 140 arranges around holder 100 as the center of circle taking the axis of holder 100.And for example, multiple fin 140 connect in turn, arrange in the shape of a spiral around holder 100.
See also Fig. 4, it is the enlarged drawing of a-quadrant in Fig. 2.Lamp socket 220 and clamping part 130 phase clampings.For example, clamping part 130 is two the first intermediate plate 131 being oppositely arranged and the second intermediate plates 132.The first intermediate plate 131 comprises that the first fixed part 1311, the first kink 1312 and the second kink 1313, the first fixed parts 1311 that connect are successively arranged at the bottom of circular trough 110.Equally, the second intermediate plate 132 comprises that the second fixed part 1321, the first kink 1322 and the second kink 1323, the second fixed parts 1321 that connect are successively arranged at the bottom of circular trough 110.The first fixed part 1311 and the second fixed part 1321 side by side interval arrange.Distance between two second kink free ends corresponding to two intermediate plates is greater than the distance between two second kinks and the junction of the first kink, that is to say, first the second kink 1313 free ends to the free-ended distance of second the second kink 1323 is greater than the distance of first second kink 1313 other ends to second second kink 1323 other ends, be appreciated that, first the second kink 1313 free ends and first second kink 1313 other ends are two ends that first the second kink 1313 has, second the second kink 1323 free ends and second second kink 1323 other ends are two ends that second the second kink 1323 has.Wherein, first second kink 1313 other ends are connected with one end of first the first kink 1312, and first the second kink 1313 free ends are unsettled; Second second kink 1323 other ends are connected with one end of second the first kink 1322, and second the second kink 1323 free ends are unsettled.On lamp socket 220 between LED lamp 210 and the first contact pin 230 and the second contact pin 240, there is the limited block of two opposing settings, two limited blocks respectively with the first intermediate plate 131 and the second intermediate plate 132 phase clampings.Insert in the process between the first intermediate plate 131 and the second intermediate plate 132 at lamp socket 220, because the distance between first the second kink 1313 and second the second kink 1323 diminishes gradually, lamp socket 220 is clamped firmly better, finally, the junction of the junction of first the second kink 1313 and the first fixed part 1311 and second the second kink 1323 and the second fixed part 1321 supports with two limited blocks respectively.After two limited blocks can avoid lamp socket 220 to insert between the first intermediate plate 131 and the second intermediate plate 132, prevent lamp socket 220 landings, make lamp socket 220 be connected more firmly with holder 100, and easily by lamp socket 220 between the first intermediate plate 131 and the second intermediate plate 132 take out, be convenient to install and taking-up change.
For prevent from inserting between the first intermediate plate 131 and the second intermediate plate 132 rock and unstable, on lamp socket 220 sidewalls, offer along LED lamp 210 to first contact pins 230 and the second contact pin 240 directions the gathering sill that two opposing parallel arrange.Describe as an example of one of them gathering sill 261 example, limited block 251 is fixed on the interior position near the first contact pin 230 of gathering sill 261.Like this, after lamp socket 220 inserts between the first intermediate plate 131 and the second intermediate plate 132, the junction of first the second kink 1313 and the first fixed part 1311 is placed in gathering sill 261, due to the restriction of the sidewall of gathering sill 261 junction to first the second kink 1313 and the first fixed part 1311, avoid relative the first intermediate plate 131 of lamp socket 220 to rock, lamp socket 220 is more stably connected with holder 100.Simultaneously, gathering sill 261 also plays guiding function, lamp socket 220 is inserted between the first intermediate plate 131 and the second intermediate plate 132 more smoothly, avoid the first contact pin 230 and the second contact pin 240 can not insert exactly in the first groove 151 and the second groove 152 and cause displacement.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a heat sinking lampshade, is characterized in that, comprises lampshade;
On described lampshade, offer a light hole and an installing hole, described light hole and described installing hole are oppositely arranged, and the one end that offers described installing hole on described lampshade is provided with external screw thread, on described lampshade outer wall, are provided with multiple heat sink strips.
2. heat sinking lampshade according to claim 1, is characterized in that, described lampshade is made up of aluminium material.
3. heat sinking lampshade according to claim 1, is characterized in that, described light hole is circular.
4. heat sinking lampshade according to claim 1, is characterized in that, described heat sink strip is annular, and each described heat sink strip arranges around described lampshade outer wall.
5. heat sinking lampshade according to claim 1, is characterized in that, described heat sink strip is along described installing hole to the direction setting that goes out described unthreaded hole.
6. heat sinking lampshade according to claim 1, is characterized in that, the thickness of described lampshade is 2 millimeters to 5 millimeters.
7. heat sinking lampshade according to claim 1, is characterized in that, described externally threaded cross section is trapezoidal.
8. heat sinking lampshade according to claim 1, is characterized in that, the light hole place of described lampshade arranges a glass plate.
9. heat sinking lampshade according to claim 8, is characterized in that, described glass plate is armorplate glass.
10. heat sinking lampshade according to claim 1, is characterized in that, the inwall of described lampshade is parabola.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410466878.4A CN104180291A (en) | 2014-09-12 | 2014-09-12 | Novel heat dissipating lampshade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410466878.4A CN104180291A (en) | 2014-09-12 | 2014-09-12 | Novel heat dissipating lampshade |
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| CN104180291A true CN104180291A (en) | 2014-12-03 |
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|---|---|---|---|
| CN201410466878.4A Pending CN104180291A (en) | 2014-09-12 | 2014-09-12 | Novel heat dissipating lampshade |
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Application publication date: 20141203 |